package com.android.server.devicepolicy;
+import static android.Manifest.permission.BIND_DEVICE_ADMIN;
import static android.Manifest.permission.MANAGE_CA_CERTIFICATES;
-import static android.app.admin.DevicePolicyManager.ACTION_SHOW_DEVICE_MONITORING_DIALOG;
+import static android.app.admin.DevicePolicyManager.CODE_ACCOUNTS_NOT_EMPTY;
+import static android.app.admin.DevicePolicyManager.CODE_ADD_MANAGED_PROFILE_DISALLOWED;
+import static android.app.admin.DevicePolicyManager.CODE_CANNOT_ADD_MANAGED_PROFILE;
+import static android.app.admin.DevicePolicyManager.CODE_DEVICE_ADMIN_NOT_SUPPORTED;
+import static android.app.admin.DevicePolicyManager.CODE_HAS_DEVICE_OWNER;
+import static android.app.admin.DevicePolicyManager.CODE_HAS_PAIRED;
+import static android.app.admin.DevicePolicyManager.CODE_MANAGED_USERS_NOT_SUPPORTED;
+import static android.app.admin.DevicePolicyManager.CODE_NONSYSTEM_USER_EXISTS;
+import static android.app.admin.DevicePolicyManager.CODE_NOT_SYSTEM_USER;
+import static android.app.admin.DevicePolicyManager.CODE_NOT_SYSTEM_USER_SPLIT;
+import static android.app.admin.DevicePolicyManager.CODE_OK;
+import static android.app.admin.DevicePolicyManager.CODE_SPLIT_SYSTEM_USER_DEVICE_SYSTEM_USER;
+import static android.app.admin.DevicePolicyManager.CODE_SYSTEM_USER;
+import static android.app.admin.DevicePolicyManager.CODE_USER_HAS_PROFILE_OWNER;
+import static android.app.admin.DevicePolicyManager.CODE_USER_NOT_RUNNING;
+import static android.app.admin.DevicePolicyManager.CODE_USER_SETUP_COMPLETED;
+import static android.app.admin.DevicePolicyManager.DELEGATION_APP_RESTRICTIONS;
+import static android.app.admin.DevicePolicyManager.DELEGATION_BLOCK_UNINSTALL;
+import static android.app.admin.DevicePolicyManager.DELEGATION_CERT_INSTALL;
+import static android.app.admin.DevicePolicyManager.DELEGATION_ENABLE_SYSTEM_APP;
+import static android.app.admin.DevicePolicyManager.DELEGATION_KEEP_UNINSTALLED_PACKAGES;
+import static android.app.admin.DevicePolicyManager.DELEGATION_PACKAGE_ACCESS;
+import static android.app.admin.DevicePolicyManager.DELEGATION_PERMISSION_GRANT;
import static android.app.admin.DevicePolicyManager.PASSWORD_QUALITY_COMPLEX;
+import static android.app.admin.DevicePolicyManager.PROFILE_KEYGUARD_FEATURES_AFFECT_OWNER;
+import static android.app.admin.DevicePolicyManager.WIPE_EUICC;
import static android.app.admin.DevicePolicyManager.WIPE_EXTERNAL_STORAGE;
import static android.app.admin.DevicePolicyManager.WIPE_RESET_PROTECTION_DATA;
-import static android.content.pm.PackageManager.GET_UNINSTALLED_PACKAGES;
+import static android.content.pm.PackageManager.MATCH_UNINSTALLED_PACKAGES;
+import static com.android.internal.logging.nano.MetricsProto.MetricsEvent.PROVISIONING_ENTRY_POINT_ADB;
import static com.android.internal.widget.LockPatternUtils.StrongAuthTracker.STRONG_AUTH_REQUIRED_AFTER_DPM_LOCK_NOW;
import static org.xmlpull.v1.XmlPullParser.END_DOCUMENT;
import static org.xmlpull.v1.XmlPullParser.END_TAG;
import android.accessibilityservice.AccessibilityServiceInfo;
import android.accounts.Account;
import android.accounts.AccountManager;
-import android.annotation.IntDef;
import android.annotation.NonNull;
import android.annotation.Nullable;
import android.annotation.UserIdInt;
import android.app.Activity;
import android.app.ActivityManager;
import android.app.ActivityManagerInternal;
-import android.app.ActivityManagerNative;
import android.app.AlarmManager;
import android.app.AppGlobals;
import android.app.IActivityManager;
+import android.app.IApplicationThread;
+import android.app.IServiceConnection;
import android.app.Notification;
import android.app.NotificationManager;
import android.app.PendingIntent;
import android.app.admin.DevicePolicyManagerInternal;
import android.app.admin.IDevicePolicyManager;
import android.app.admin.NetworkEvent;
+import android.app.admin.PasswordMetrics;
+import android.app.admin.SystemUpdateInfo;
import android.app.admin.SecurityLog;
import android.app.admin.SecurityLog.SecurityEvent;
import android.app.admin.SystemUpdatePolicy;
import android.content.pm.PermissionInfo;
import android.content.pm.ResolveInfo;
import android.content.pm.ServiceInfo;
+import android.content.pm.StringParceledListSlice;
import android.content.pm.UserInfo;
+import android.content.res.Resources;
import android.database.ContentObserver;
import android.graphics.Bitmap;
import android.graphics.Color;
import android.net.metrics.IpConnectivityLog;
import android.net.wifi.WifiInfo;
import android.net.wifi.WifiManager;
-import android.os.AsyncTask;
import android.os.Binder;
import android.os.Build;
import android.os.Bundle;
import android.provider.ContactsContract.QuickContact;
import android.provider.ContactsInternal;
import android.provider.Settings;
-import android.security.Credentials;
+import android.provider.Settings.Global;
import android.security.IKeyChainAliasCallback;
import android.security.IKeyChainService;
import android.security.KeyChain;
import android.view.inputmethod.InputMethodManager;
import com.android.internal.R;
+import com.android.internal.annotations.GuardedBy;
import com.android.internal.annotations.VisibleForTesting;
+import com.android.internal.logging.MetricsLogger;
+import com.android.internal.messages.nano.SystemMessageProto.SystemMessage;
+import com.android.internal.notification.SystemNotificationChannels;
+import com.android.internal.os.BackgroundThread;
import com.android.internal.statusbar.IStatusBarService;
+import com.android.internal.util.DumpUtils;
import com.android.internal.util.FastXmlSerializer;
import com.android.internal.util.JournaledFile;
-import com.android.internal.util.ParcelableString;
import com.android.internal.util.Preconditions;
import com.android.internal.util.XmlUtils;
import com.android.internal.widget.LockPatternUtils;
import org.xmlpull.v1.XmlPullParserException;
import org.xmlpull.v1.XmlSerializer;
-import java.io.ByteArrayInputStream;
import java.io.File;
import java.io.FileDescriptor;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.PrintWriter;
-import java.lang.annotation.Retention;
-import java.lang.annotation.RetentionPolicy;
import java.nio.charset.StandardCharsets;
-import java.security.cert.CertificateException;
-import java.security.cert.CertificateFactory;
-import java.security.cert.X509Certificate;
import java.text.DateFormat;
import java.util.ArrayList;
import java.util.Arrays;
+import java.util.Collection;
import java.util.Collections;
import java.util.Date;
import java.util.List;
import java.util.Map.Entry;
import java.util.Set;
+import java.util.concurrent.TimeUnit;
import java.util.concurrent.atomic.AtomicBoolean;
/**
*/
public class DevicePolicyManagerService extends IDevicePolicyManager.Stub {
- private static final String LOG_TAG = "DevicePolicyManagerService";
+ protected static final String LOG_TAG = "DevicePolicyManager";
private static final boolean VERBOSE_LOG = false; // DO NOT SUBMIT WITH TRUE
private static final String TAG_AFFILIATION_ID = "affiliation-id";
+ private static final String TAG_LAST_SECURITY_LOG_RETRIEVAL = "last-security-log-retrieval";
+
+ private static final String TAG_LAST_BUG_REPORT_REQUEST = "last-bug-report-request";
+
+ private static final String TAG_LAST_NETWORK_LOG_RETRIEVAL = "last-network-log-retrieval";
+
private static final String TAG_ADMIN_BROADCAST_PENDING = "admin-broadcast-pending";
+ private static final String TAG_CURRENT_INPUT_METHOD_SET = "current-ime-set";
+
+ private static final String TAG_OWNER_INSTALLED_CA_CERT = "owner-installed-ca-cert";
+
+ private static final String ATTR_ID = "id";
+
private static final String ATTR_VALUE = "value";
+ private static final String ATTR_ALIAS = "alias";
+
private static final String TAG_INITIALIZATION_BUNDLE = "initialization-bundle";
+ private static final String TAG_PASSWORD_TOKEN_HANDLE = "password-token";
+
+ private static final String TAG_PASSWORD_VALIDITY = "password-validity";
+
private static final int REQUEST_EXPIRE_PASSWORD = 5571;
- private static final long MS_PER_DAY = 86400 * 1000;
+ private static final long MS_PER_DAY = TimeUnit.DAYS.toMillis(1);
private static final long EXPIRATION_GRACE_PERIOD_MS = 5 * MS_PER_DAY; // 5 days, in ms
private static final String ACTION_EXPIRED_PASSWORD_NOTIFICATION
= "com.android.server.ACTION_EXPIRED_PASSWORD_NOTIFICATION";
- private static final int MONITORING_CERT_NOTIFICATION_ID = R.plurals.ssl_ca_cert_warning;
- private static final int PROFILE_WIPED_NOTIFICATION_ID = 1001;
- private static final int NETWORK_LOGGING_NOTIFICATION_ID = 1002;
-
private static final String ATTR_PERMISSION_PROVIDER = "permission-provider";
private static final String ATTR_SETUP_COMPLETE = "setup-complete";
private static final String ATTR_PROVISIONING_STATE = "provisioning-state";
private static final String ATTR_DEVICE_PROVISIONING_CONFIG_APPLIED =
"device-provisioning-config-applied";
private static final String ATTR_DEVICE_PAIRED = "device-paired";
-
private static final String ATTR_DELEGATED_CERT_INSTALLER = "delegated-cert-installer";
private static final String ATTR_APPLICATION_RESTRICTIONS_MANAGER
= "application-restrictions-manager";
+ // Comprehensive list of delegations.
+ private static final String DELEGATIONS[] = {
+ DELEGATION_CERT_INSTALL,
+ DELEGATION_APP_RESTRICTIONS,
+ DELEGATION_BLOCK_UNINSTALL,
+ DELEGATION_ENABLE_SYSTEM_APP,
+ DELEGATION_KEEP_UNINSTALLED_PACKAGES,
+ DELEGATION_PACKAGE_ACCESS,
+ DELEGATION_PERMISSION_GRANT
+ };
+
/**
* System property whose value is either "true" or "false", indicating whether
+ * device owner is present.
*/
private static final String PROPERTY_DEVICE_OWNER_PRESENT = "ro.device_owner";
}
/**
- * Keyguard features that when set on a managed profile that doesn't have its own challenge will
- * affect the profile's parent user. These can also be set on the managed profile's parent DPM
- * instance.
- */
- private static final int PROFILE_KEYGUARD_FEATURES_AFFECT_OWNER =
- DevicePolicyManager.KEYGUARD_DISABLE_TRUST_AGENTS
- | DevicePolicyManager.KEYGUARD_DISABLE_FINGERPRINT;
-
- /**
* Keyguard features that when set on a profile affect the profile content or challenge only.
* These cannot be set on the managed profile's parent DPM instance
*/
private static final int PROFILE_KEYGUARD_FEATURES =
PROFILE_KEYGUARD_FEATURES_AFFECT_OWNER | PROFILE_KEYGUARD_FEATURES_PROFILE_ONLY;
- private static final int CODE_OK = 0;
- private static final int CODE_HAS_DEVICE_OWNER = 1;
- private static final int CODE_USER_HAS_PROFILE_OWNER = 2;
- private static final int CODE_USER_NOT_RUNNING = 3;
- private static final int CODE_USER_SETUP_COMPLETED = 4;
- private static final int CODE_NONSYSTEM_USER_EXISTS = 5;
- private static final int CODE_ACCOUNTS_NOT_EMPTY = 6;
- private static final int CODE_NOT_SYSTEM_USER = 7;
- private static final int CODE_HAS_PAIRED = 8;
-
- @Retention(RetentionPolicy.SOURCE)
- @IntDef({ CODE_OK, CODE_HAS_DEVICE_OWNER, CODE_USER_HAS_PROFILE_OWNER, CODE_USER_NOT_RUNNING,
- CODE_USER_SETUP_COMPLETED, CODE_NOT_SYSTEM_USER })
- private @interface DeviceOwnerPreConditionCode {}
-
private static final int DEVICE_ADMIN_DEACTIVATE_TIMEOUT = 10000;
/**
* Minimum timeout in milliseconds after which unlocking with weak auth times out,
* i.e. the user has to use a strong authentication method like password, PIN or pattern.
*/
- private static final long MINIMUM_STRONG_AUTH_TIMEOUT_MS = 1 * 60 * 60 * 1000; // 1h
+ private static final long MINIMUM_STRONG_AUTH_TIMEOUT_MS = TimeUnit.HOURS.toMillis(1);
+
+ /**
+ * Strings logged with {@link
+ * com.android.internal.logging.nano.MetricsProto.MetricsEvent#PROVISIONING_ENTRY_POINT_ADB}.
+ */
+ private static final String LOG_TAG_PROFILE_OWNER = "profile-owner";
+ private static final String LOG_TAG_DEVICE_OWNER = "device-owner";
final Context mContext;
final Injector mInjector;
final UserManagerInternal mUserManagerInternal;
final TelephonyManager mTelephonyManager;
private final LockPatternUtils mLockPatternUtils;
+ private final DevicePolicyConstants mConstants;
+ private final DeviceAdminServiceController mDeviceAdminServiceController;
/**
* Contains (package-user) pairs to remove. An entry (p, u) implies that removal of package p
*/
boolean mIsWatch;
+ private final CertificateMonitor mCertificateMonitor;
private final SecurityLogMonitor mSecurityLogMonitor;
private NetworkLogger mNetworkLogger;
private final AtomicBoolean mRemoteBugreportServiceIsActive = new AtomicBoolean();
private final AtomicBoolean mRemoteBugreportSharingAccepted = new AtomicBoolean();
+ private SetupContentObserver mSetupContentObserver;
+
private final Runnable mRemoteBugreportTimeoutRunnable = new Runnable() {
@Override
public void run() {
}
};
+ /** Listens only if mHasFeature == true. */
private final BroadcastReceiver mRemoteBugreportFinishedReceiver = new BroadcastReceiver() {
@Override
}
};
+ /** Listens only if mHasFeature == true. */
private final BroadcastReceiver mRemoteBugreportConsentReceiver = new BroadcastReceiver() {
@Override
@Override
public void onStartUser(int userHandle) {
- mService.onStartUser(userHandle);
+ mService.handleStartUser(userHandle);
+ }
+
+ @Override
+ public void onUnlockUser(int userHandle) {
+ mService.handleUnlockUser(userHandle);
+ }
+
+ @Override
+ public void onStopUser(int userHandle) {
+ mService.handleStopUser(userHandle);
}
}
public static class DevicePolicyData {
- int mActivePasswordQuality = DevicePolicyManager.PASSWORD_QUALITY_UNSPECIFIED;
- int mActivePasswordLength = 0;
- int mActivePasswordUpperCase = 0;
- int mActivePasswordLowerCase = 0;
- int mActivePasswordLetters = 0;
- int mActivePasswordNumeric = 0;
- int mActivePasswordSymbols = 0;
- int mActivePasswordNonLetter = 0;
+ @NonNull PasswordMetrics mActivePasswordMetrics = new PasswordMetrics();
int mFailedPasswordAttempts = 0;
+ boolean mPasswordStateHasBeenSetSinceBoot = false;
+ boolean mPasswordValidAtLastCheckpoint = false;
int mUserHandle;
int mPasswordOwner = -1;
final ArrayList<ActiveAdmin> mAdminList = new ArrayList<>();
final ArrayList<ComponentName> mRemovingAdmins = new ArrayList<>();
+ // TODO(b/35385311): Keep track of metadata in TrustedCertificateStore instead.
final ArraySet<String> mAcceptedCaCertificates = new ArraySet<>();
// This is the list of component allowed to start lock task mode.
ComponentName mRestrictionsProvider;
- String mDelegatedCertInstallerPackage;
+ // Map of delegate package to delegation scopes
+ final ArrayMap<String, List<String>> mDelegationMap = new ArrayMap<>();
boolean doNotAskCredentialsOnBoot = false;
- String mApplicationRestrictionsManagingPackage;
-
Set<String> mAffiliationIds = new ArraySet<>();
- // Used for initialization of users created by createAndManageUsers.
+ long mLastSecurityLogRetrievalTime = -1;
+
+ long mLastBugReportRequestTime = -1;
+
+ long mLastNetworkLogsRetrievalTime = -1;
+
+ boolean mCurrentInputMethodSet = false;
+
+ // TODO(b/35385311): Keep track of metadata in TrustedCertificateStore instead.
+ Set<String> mOwnerInstalledCaCerts = new ArraySet<>();
+
+ // Used for initialization of users created by createAndManageUser.
boolean mAdminBroadcastPending = false;
PersistableBundle mInitBundle = null;
+ long mPasswordTokenHandle = 0;
+
public DevicePolicyData(int userHandle) {
mUserHandle = userHandle;
}
final SparseArray<DevicePolicyData> mUserData = new SparseArray<>();
final Handler mHandler;
+ final Handler mBackgroundHandler;
- BroadcastReceiver mReceiver = new BroadcastReceiver() {
+ /** Listens only if mHasFeature == true. */
+ final BroadcastReceiver mReceiver = new BroadcastReceiver() {
@Override
public void onReceive(Context context, Intent intent) {
final String action = intent.getAction();
}
});
}
- if (Intent.ACTION_USER_UNLOCKED.equals(action)
- || Intent.ACTION_USER_STARTED.equals(action)
- || KeyChain.ACTION_STORAGE_CHANGED.equals(action)) {
- int userId = intent.getIntExtra(Intent.EXTRA_USER_HANDLE, UserHandle.USER_ALL);
- new MonitoringCertNotificationTask().execute(userId);
- }
+
if (Intent.ACTION_USER_ADDED.equals(action)) {
- disableDeviceOwnerManagedSingleUserFeaturesIfNeeded();
+ sendUserAddedOrRemovedCommand(DeviceAdminReceiver.ACTION_USER_ADDED, userHandle);
+ synchronized (DevicePolicyManagerService.this) {
+ // It might take a while for the user to become affiliated. Make security
+ // and network logging unavailable in the meantime.
+ maybePauseDeviceWideLoggingLocked();
+ }
} else if (Intent.ACTION_USER_REMOVED.equals(action)) {
- disableDeviceOwnerManagedSingleUserFeaturesIfNeeded();
- removeUserData(userHandle);
+ sendUserAddedOrRemovedCommand(DeviceAdminReceiver.ACTION_USER_REMOVED, userHandle);
+ synchronized (DevicePolicyManagerService.this) {
+ // Check whether the user is affiliated, *before* removing its data.
+ boolean isRemovedUserAffiliated = isUserAffiliatedWithDeviceLocked(userHandle);
+ removeUserData(userHandle);
+ if (!isRemovedUserAffiliated) {
+ // We discard the logs when unaffiliated users are deleted (so that the
+ // device owner cannot retrieve data about that user after it's gone).
+ discardDeviceWideLogsLocked();
+ // Resume logging if all remaining users are affiliated.
+ maybeResumeDeviceWideLoggingLocked();
+ }
+ }
} else if (Intent.ACTION_USER_STARTED.equals(action)) {
synchronized (DevicePolicyManagerService.this) {
// Reset the policy data
clearWipeProfileNotification();
}
}
+
+ private void sendUserAddedOrRemovedCommand(String action, int userHandle) {
+ synchronized (DevicePolicyManagerService.this) {
+ ActiveAdmin deviceOwner = getDeviceOwnerAdminLocked();
+ if (deviceOwner != null) {
+ Bundle extras = new Bundle();
+ extras.putParcelable(Intent.EXTRA_USER, UserHandle.of(userHandle));
+ sendAdminCommandLocked(deviceOwner, action, extras, null);
+ }
+ }
+ }
};
static class ActiveAdmin {
private static final String TAG_GLOBAL_PROXY_SPEC = "global-proxy-spec";
private static final String TAG_SPECIFIES_GLOBAL_PROXY = "specifies-global-proxy";
private static final String TAG_PERMITTED_IMES = "permitted-imes";
+ private static final String TAG_PERMITTED_NOTIFICATION_LISTENERS =
+ "permitted-notification-listeners";
private static final String TAG_MAX_FAILED_PASSWORD_WIPE = "max-failed-password-wipe";
private static final String TAG_MAX_TIME_TO_UNLOCK = "max-time-to-unlock";
private static final String TAG_STRONG_AUTH_UNLOCK_TIMEOUT = "strong-auth-unlock-timeout";
private static final String TAG_PACKAGE_LIST_ITEM = "item";
private static final String TAG_KEEP_UNINSTALLED_PACKAGES = "keep-uninstalled-packages";
private static final String TAG_USER_RESTRICTIONS = "user-restrictions";
+ private static final String TAG_DEFAULT_ENABLED_USER_RESTRICTIONS =
+ "default-enabled-user-restrictions";
+ private static final String TAG_RESTRICTION = "restriction";
private static final String TAG_SHORT_SUPPORT_MESSAGE = "short-support-message";
private static final String TAG_LONG_SUPPORT_MESSAGE = "long-support-message";
private static final String TAG_PARENT_ADMIN = "parent-admin";
final DeviceAdminInfo info;
- int passwordQuality = DevicePolicyManager.PASSWORD_QUALITY_UNSPECIFIED;
-
- static final int DEF_MINIMUM_PASSWORD_LENGTH = 0;
- int minimumPasswordLength = DEF_MINIMUM_PASSWORD_LENGTH;
static final int DEF_PASSWORD_HISTORY_LENGTH = 0;
int passwordHistoryLength = DEF_PASSWORD_HISTORY_LENGTH;
+ static final int DEF_MINIMUM_PASSWORD_LENGTH = 0;
+ static final int DEF_MINIMUM_PASSWORD_LETTERS = 1;
static final int DEF_MINIMUM_PASSWORD_UPPER_CASE = 0;
- int minimumPasswordUpperCase = DEF_MINIMUM_PASSWORD_UPPER_CASE;
-
static final int DEF_MINIMUM_PASSWORD_LOWER_CASE = 0;
- int minimumPasswordLowerCase = DEF_MINIMUM_PASSWORD_LOWER_CASE;
-
- static final int DEF_MINIMUM_PASSWORD_LETTERS = 1;
- int minimumPasswordLetters = DEF_MINIMUM_PASSWORD_LETTERS;
-
static final int DEF_MINIMUM_PASSWORD_NUMERIC = 1;
- int minimumPasswordNumeric = DEF_MINIMUM_PASSWORD_NUMERIC;
-
static final int DEF_MINIMUM_PASSWORD_SYMBOLS = 1;
- int minimumPasswordSymbols = DEF_MINIMUM_PASSWORD_SYMBOLS;
-
static final int DEF_MINIMUM_PASSWORD_NON_LETTER = 0;
- int minimumPasswordNonLetter = DEF_MINIMUM_PASSWORD_NON_LETTER;
+ @NonNull
+ PasswordMetrics minimumPasswordMetrics = new PasswordMetrics(
+ DevicePolicyManager.PASSWORD_QUALITY_UNSPECIFIED, DEF_MINIMUM_PASSWORD_LENGTH,
+ DEF_MINIMUM_PASSWORD_LETTERS, DEF_MINIMUM_PASSWORD_UPPER_CASE,
+ DEF_MINIMUM_PASSWORD_LOWER_CASE, DEF_MINIMUM_PASSWORD_NUMERIC,
+ DEF_MINIMUM_PASSWORD_SYMBOLS, DEF_MINIMUM_PASSWORD_NON_LETTER);
static final long DEF_MAXIMUM_TIME_TO_UNLOCK = 0;
long maximumTimeToUnlock = DEF_MAXIMUM_TIME_TO_UNLOCK;
boolean forceEphemeralUsers = false; // Can only be set by a device owner.
boolean isNetworkLoggingEnabled = false; // Can only be set by a device owner.
- // one notification after enabling + 3 more after reboots
- static final int DEF_MAXIMUM_NETWORK_LOGGING_NOTIFICATIONS_SHOWN = 4;
+ // one notification after enabling + one more after reboots
+ static final int DEF_MAXIMUM_NETWORK_LOGGING_NOTIFICATIONS_SHOWN = 2;
int numNetworkLoggingNotifications = 0;
long lastNetworkLoggingNotificationTimeMs = 0; // Time in milliseconds since epoch
}
}
- Set<String> accountTypesWithManagementDisabled = new ArraySet<>();
+ final Set<String> accountTypesWithManagementDisabled = new ArraySet<>();
// The list of permitted accessibility services package namesas set by a profile
// or device owner. Null means all accessibility services are allowed, empty means
// allowed.
List<String> permittedInputMethods;
+ // The list of packages allowed to use a NotificationListenerService to receive events for
+ // notifications from this user. Null means that all packages are allowed. Empty list means
+ // that only packages from the system are allowed.
+ List<String> permittedNotificationListeners;
+
// List of package names to keep cached.
List<String> keepUninstalledPackages;
Bundle userRestrictions;
+ // User restrictions that have already been enabled by default for this admin (either when
+ // setting the device or profile owner, or during a system update if one of those "enabled
+ // by default" restrictions is newly added).
+ final Set<String> defaultEnabledRestrictionsAlreadySet = new ArraySet<>();
+
// Support text provided by the admin to display to the user.
CharSequence shortSupportMessage = null;
CharSequence longSupportMessage = null;
out.startTag(null, TAG_POLICIES);
info.writePoliciesToXml(out);
out.endTag(null, TAG_POLICIES);
- if (passwordQuality != DevicePolicyManager.PASSWORD_QUALITY_UNSPECIFIED) {
+ if (minimumPasswordMetrics.quality
+ != DevicePolicyManager.PASSWORD_QUALITY_UNSPECIFIED) {
out.startTag(null, TAG_PASSWORD_QUALITY);
- out.attribute(null, ATTR_VALUE, Integer.toString(passwordQuality));
+ out.attribute(null, ATTR_VALUE, Integer.toString(minimumPasswordMetrics.quality));
out.endTag(null, TAG_PASSWORD_QUALITY);
- if (minimumPasswordLength != DEF_MINIMUM_PASSWORD_LENGTH) {
+ if (minimumPasswordMetrics.length != DEF_MINIMUM_PASSWORD_LENGTH) {
out.startTag(null, TAG_MIN_PASSWORD_LENGTH);
- out.attribute(null, ATTR_VALUE, Integer.toString(minimumPasswordLength));
+ out.attribute(
+ null, ATTR_VALUE, Integer.toString(minimumPasswordMetrics.length));
out.endTag(null, TAG_MIN_PASSWORD_LENGTH);
}
if(passwordHistoryLength != DEF_PASSWORD_HISTORY_LENGTH) {
out.attribute(null, ATTR_VALUE, Integer.toString(passwordHistoryLength));
out.endTag(null, TAG_PASSWORD_HISTORY_LENGTH);
}
- if (minimumPasswordUpperCase != DEF_MINIMUM_PASSWORD_UPPER_CASE) {
+ if (minimumPasswordMetrics.upperCase != DEF_MINIMUM_PASSWORD_UPPER_CASE) {
out.startTag(null, TAG_MIN_PASSWORD_UPPERCASE);
- out.attribute(null, ATTR_VALUE, Integer.toString(minimumPasswordUpperCase));
+ out.attribute(
+ null, ATTR_VALUE, Integer.toString(minimumPasswordMetrics.upperCase));
out.endTag(null, TAG_MIN_PASSWORD_UPPERCASE);
}
- if (minimumPasswordLowerCase != DEF_MINIMUM_PASSWORD_LOWER_CASE) {
+ if (minimumPasswordMetrics.lowerCase != DEF_MINIMUM_PASSWORD_LOWER_CASE) {
out.startTag(null, TAG_MIN_PASSWORD_LOWERCASE);
- out.attribute(null, ATTR_VALUE, Integer.toString(minimumPasswordLowerCase));
+ out.attribute(
+ null, ATTR_VALUE, Integer.toString(minimumPasswordMetrics.lowerCase));
out.endTag(null, TAG_MIN_PASSWORD_LOWERCASE);
}
- if (minimumPasswordLetters != DEF_MINIMUM_PASSWORD_LETTERS) {
+ if (minimumPasswordMetrics.letters != DEF_MINIMUM_PASSWORD_LETTERS) {
out.startTag(null, TAG_MIN_PASSWORD_LETTERS);
- out.attribute(null, ATTR_VALUE, Integer.toString(minimumPasswordLetters));
+ out.attribute(
+ null, ATTR_VALUE, Integer.toString(minimumPasswordMetrics.letters));
out.endTag(null, TAG_MIN_PASSWORD_LETTERS);
}
- if (minimumPasswordNumeric != DEF_MINIMUM_PASSWORD_NUMERIC) {
+ if (minimumPasswordMetrics.numeric != DEF_MINIMUM_PASSWORD_NUMERIC) {
out.startTag(null, TAG_MIN_PASSWORD_NUMERIC);
- out.attribute(null, ATTR_VALUE, Integer.toString(minimumPasswordNumeric));
+ out.attribute(
+ null, ATTR_VALUE, Integer.toString(minimumPasswordMetrics.numeric));
out.endTag(null, TAG_MIN_PASSWORD_NUMERIC);
}
- if (minimumPasswordSymbols != DEF_MINIMUM_PASSWORD_SYMBOLS) {
+ if (minimumPasswordMetrics.symbols != DEF_MINIMUM_PASSWORD_SYMBOLS) {
out.startTag(null, TAG_MIN_PASSWORD_SYMBOLS);
- out.attribute(null, ATTR_VALUE, Integer.toString(minimumPasswordSymbols));
+ out.attribute(
+ null, ATTR_VALUE, Integer.toString(minimumPasswordMetrics.symbols));
out.endTag(null, TAG_MIN_PASSWORD_SYMBOLS);
}
- if (minimumPasswordNonLetter > DEF_MINIMUM_PASSWORD_NON_LETTER) {
+ if (minimumPasswordMetrics.nonLetter > DEF_MINIMUM_PASSWORD_NON_LETTER) {
out.startTag(null, TAG_MIN_PASSWORD_NONLETTER);
- out.attribute(null, ATTR_VALUE, Integer.toString(minimumPasswordNonLetter));
+ out.attribute(
+ null, ATTR_VALUE, Integer.toString(minimumPasswordMetrics.nonLetter));
out.endTag(null, TAG_MIN_PASSWORD_NONLETTER);
}
}
}
if (!accountTypesWithManagementDisabled.isEmpty()) {
out.startTag(null, TAG_DISABLE_ACCOUNT_MANAGEMENT);
- for (String ac : accountTypesWithManagementDisabled) {
- out.startTag(null, TAG_ACCOUNT_TYPE);
- out.attribute(null, ATTR_VALUE, ac);
- out.endTag(null, TAG_ACCOUNT_TYPE);
- }
+ writeAttributeValuesToXml(
+ out, TAG_ACCOUNT_TYPE, accountTypesWithManagementDisabled);
out.endTag(null, TAG_DISABLE_ACCOUNT_MANAGEMENT);
}
if (!trustAgentInfos.isEmpty()) {
}
if (crossProfileWidgetProviders != null && !crossProfileWidgetProviders.isEmpty()) {
out.startTag(null, TAG_CROSS_PROFILE_WIDGET_PROVIDERS);
- final int providerCount = crossProfileWidgetProviders.size();
- for (int i = 0; i < providerCount; i++) {
- String provider = crossProfileWidgetProviders.get(i);
- out.startTag(null, TAG_PROVIDER);
- out.attribute(null, ATTR_VALUE, provider);
- out.endTag(null, TAG_PROVIDER);
- }
+ writeAttributeValuesToXml(out, TAG_PROVIDER, crossProfileWidgetProviders);
out.endTag(null, TAG_CROSS_PROFILE_WIDGET_PROVIDERS);
}
writePackageListToXml(out, TAG_PERMITTED_ACCESSIBILITY_SERVICES,
permittedAccessiblityServices);
writePackageListToXml(out, TAG_PERMITTED_IMES, permittedInputMethods);
+ writePackageListToXml(out, TAG_PERMITTED_NOTIFICATION_LISTENERS,
+ permittedNotificationListeners);
writePackageListToXml(out, TAG_KEEP_UNINSTALLED_PACKAGES, keepUninstalledPackages);
if (hasUserRestrictions()) {
UserRestrictionsUtils.writeRestrictions(
out, userRestrictions, TAG_USER_RESTRICTIONS);
}
+ if (!defaultEnabledRestrictionsAlreadySet.isEmpty()) {
+ out.startTag(null, TAG_DEFAULT_ENABLED_USER_RESTRICTIONS);
+ writeAttributeValuesToXml(
+ out, TAG_RESTRICTION, defaultEnabledRestrictionsAlreadySet);
+ out.endTag(null, TAG_DEFAULT_ENABLED_USER_RESTRICTIONS);
+ }
if (!TextUtils.isEmpty(shortSupportMessage)) {
out.startTag(null, TAG_SHORT_SUPPORT_MESSAGE);
out.text(shortSupportMessage.toString());
}
out.startTag(null, outerTag);
- for (String packageName : packageList) {
- out.startTag(null, TAG_PACKAGE_LIST_ITEM);
- out.attribute(null, ATTR_VALUE, packageName);
- out.endTag(null, TAG_PACKAGE_LIST_ITEM);
- }
+ writeAttributeValuesToXml(out, TAG_PACKAGE_LIST_ITEM, packageList);
out.endTag(null, outerTag);
}
+ void writeAttributeValuesToXml(XmlSerializer out, String tag,
+ @NonNull Collection<String> values) throws IOException {
+ for (String value : values) {
+ out.startTag(null, tag);
+ out.attribute(null, ATTR_VALUE, value);
+ out.endTag(null, tag);
+ }
+ }
+
void readFromXml(XmlPullParser parser)
throws XmlPullParserException, IOException {
int outerDepth = parser.getDepth();
if (TAG_POLICIES.equals(tag)) {
info.readPoliciesFromXml(parser);
} else if (TAG_PASSWORD_QUALITY.equals(tag)) {
- passwordQuality = Integer.parseInt(
+ minimumPasswordMetrics.quality = Integer.parseInt(
parser.getAttributeValue(null, ATTR_VALUE));
} else if (TAG_MIN_PASSWORD_LENGTH.equals(tag)) {
- minimumPasswordLength = Integer.parseInt(
+ minimumPasswordMetrics.length = Integer.parseInt(
parser.getAttributeValue(null, ATTR_VALUE));
} else if (TAG_PASSWORD_HISTORY_LENGTH.equals(tag)) {
passwordHistoryLength = Integer.parseInt(
parser.getAttributeValue(null, ATTR_VALUE));
} else if (TAG_MIN_PASSWORD_UPPERCASE.equals(tag)) {
- minimumPasswordUpperCase = Integer.parseInt(
+ minimumPasswordMetrics.upperCase = Integer.parseInt(
parser.getAttributeValue(null, ATTR_VALUE));
} else if (TAG_MIN_PASSWORD_LOWERCASE.equals(tag)) {
- minimumPasswordLowerCase = Integer.parseInt(
+ minimumPasswordMetrics.lowerCase = Integer.parseInt(
parser.getAttributeValue(null, ATTR_VALUE));
} else if (TAG_MIN_PASSWORD_LETTERS.equals(tag)) {
- minimumPasswordLetters = Integer.parseInt(
+ minimumPasswordMetrics.letters = Integer.parseInt(
parser.getAttributeValue(null, ATTR_VALUE));
} else if (TAG_MIN_PASSWORD_NUMERIC.equals(tag)) {
- minimumPasswordNumeric = Integer.parseInt(
+ minimumPasswordMetrics.numeric = Integer.parseInt(
parser.getAttributeValue(null, ATTR_VALUE));
} else if (TAG_MIN_PASSWORD_SYMBOLS.equals(tag)) {
- minimumPasswordSymbols = Integer.parseInt(
+ minimumPasswordMetrics.symbols = Integer.parseInt(
parser.getAttributeValue(null, ATTR_VALUE));
} else if (TAG_MIN_PASSWORD_NONLETTER.equals(tag)) {
- minimumPasswordNonLetter = Integer.parseInt(
+ minimumPasswordMetrics.nonLetter = Integer.parseInt(
parser.getAttributeValue(null, ATTR_VALUE));
} else if (TAG_MAX_TIME_TO_UNLOCK.equals(tag)) {
maximumTimeToUnlock = Long.parseLong(
disabledKeyguardFeatures = Integer.parseInt(
parser.getAttributeValue(null, ATTR_VALUE));
} else if (TAG_DISABLE_ACCOUNT_MANAGEMENT.equals(tag)) {
- accountTypesWithManagementDisabled = readDisableAccountInfo(parser, tag);
+ readAttributeValues(
+ parser, TAG_ACCOUNT_TYPE, accountTypesWithManagementDisabled);
} else if (TAG_MANAGE_TRUST_AGENT_FEATURES.equals(tag)) {
trustAgentInfos = getAllTrustAgentInfos(parser, tag);
} else if (TAG_CROSS_PROFILE_WIDGET_PROVIDERS.equals(tag)) {
- crossProfileWidgetProviders = getCrossProfileWidgetProviders(parser, tag);
+ crossProfileWidgetProviders = new ArrayList<>();
+ readAttributeValues(parser, TAG_PROVIDER, crossProfileWidgetProviders);
} else if (TAG_PERMITTED_ACCESSIBILITY_SERVICES.equals(tag)) {
permittedAccessiblityServices = readPackageList(parser, tag);
} else if (TAG_PERMITTED_IMES.equals(tag)) {
permittedInputMethods = readPackageList(parser, tag);
+ } else if (TAG_PERMITTED_NOTIFICATION_LISTENERS.equals(tag)) {
+ permittedNotificationListeners = readPackageList(parser, tag);
} else if (TAG_KEEP_UNINSTALLED_PACKAGES.equals(tag)) {
keepUninstalledPackages = readPackageList(parser, tag);
} else if (TAG_USER_RESTRICTIONS.equals(tag)) {
- UserRestrictionsUtils.readRestrictions(parser, ensureUserRestrictions());
+ userRestrictions = UserRestrictionsUtils.readRestrictions(parser);
+ } else if (TAG_DEFAULT_ENABLED_USER_RESTRICTIONS.equals(tag)) {
+ readAttributeValues(
+ parser, TAG_RESTRICTION, defaultEnabledRestrictionsAlreadySet);
} else if (TAG_SHORT_SUPPORT_MESSAGE.equals(tag)) {
type = parser.next();
if (type == XmlPullParser.TEXT) {
return result;
}
- private Set<String> readDisableAccountInfo(XmlPullParser parser, String tag)
+ private void readAttributeValues(
+ XmlPullParser parser, String tag, Collection<String> result)
throws XmlPullParserException, IOException {
+ result.clear();
int outerDepthDAM = parser.getDepth();
int typeDAM;
- Set<String> result = new ArraySet<>();
while ((typeDAM=parser.next()) != END_DOCUMENT
&& (typeDAM != END_TAG || parser.getDepth() > outerDepthDAM)) {
if (typeDAM == END_TAG || typeDAM == TEXT) {
continue;
}
String tagDAM = parser.getName();
- if (TAG_ACCOUNT_TYPE.equals(tagDAM)) {
+ if (tag.equals(tagDAM)) {
result.add(parser.getAttributeValue(null, ATTR_VALUE));
} else {
- Slog.w(LOG_TAG, "Unknown tag under " + tag + ": " + tagDAM);
+ Slog.e(LOG_TAG, "Expected tag " + tag + " but found " + tagDAM);
}
}
- return result;
}
private ArrayMap<String, TrustAgentInfo> getAllTrustAgentInfos(
return result;
}
- private List<String> getCrossProfileWidgetProviders(XmlPullParser parser, String tag)
- throws XmlPullParserException, IOException {
- int outerDepthDAM = parser.getDepth();
- int typeDAM;
- ArrayList<String> result = null;
- while ((typeDAM=parser.next()) != END_DOCUMENT
- && (typeDAM != END_TAG || parser.getDepth() > outerDepthDAM)) {
- if (typeDAM == END_TAG || typeDAM == TEXT) {
- continue;
- }
- String tagDAM = parser.getName();
- if (TAG_PROVIDER.equals(tagDAM)) {
- final String provider = parser.getAttributeValue(null, ATTR_VALUE);
- if (result == null) {
- result = new ArrayList<>();
- }
- result.add(provider);
- } else {
- Slog.w(LOG_TAG, "Unknown tag under " + tag + ": " + tagDAM);
- }
- }
- return result;
- }
-
boolean hasUserRestrictions() {
return userRestrictions != null && userRestrictions.size() > 0;
}
}
}
pw.print(prefix); pw.print("passwordQuality=0x");
- pw.println(Integer.toHexString(passwordQuality));
+ pw.println(Integer.toHexString(minimumPasswordMetrics.quality));
pw.print(prefix); pw.print("minimumPasswordLength=");
- pw.println(minimumPasswordLength);
+ pw.println(minimumPasswordMetrics.length);
pw.print(prefix); pw.print("passwordHistoryLength=");
pw.println(passwordHistoryLength);
pw.print(prefix); pw.print("minimumPasswordUpperCase=");
- pw.println(minimumPasswordUpperCase);
+ pw.println(minimumPasswordMetrics.upperCase);
pw.print(prefix); pw.print("minimumPasswordLowerCase=");
- pw.println(minimumPasswordLowerCase);
+ pw.println(minimumPasswordMetrics.lowerCase);
pw.print(prefix); pw.print("minimumPasswordLetters=");
- pw.println(minimumPasswordLetters);
+ pw.println(minimumPasswordMetrics.letters);
pw.print(prefix); pw.print("minimumPasswordNumeric=");
- pw.println(minimumPasswordNumeric);
+ pw.println(minimumPasswordMetrics.numeric);
pw.print(prefix); pw.print("minimumPasswordSymbols=");
- pw.println(minimumPasswordSymbols);
+ pw.println(minimumPasswordMetrics.symbols);
pw.print(prefix); pw.print("minimumPasswordNonLetter=");
- pw.println(minimumPasswordNonLetter);
+ pw.println(minimumPasswordMetrics.nonLetter);
pw.print(prefix); pw.print("maximumTimeToUnlock=");
pw.println(maximumTimeToUnlock);
pw.print(prefix); pw.print("strongAuthUnlockTimeout=");
pw.print(prefix); pw.print("permittedInputMethods=");
pw.println(permittedInputMethods);
}
+ if (permittedNotificationListeners != null) {
+ pw.print(prefix); pw.print("permittedNotificationListeners=");
+ pw.println(permittedNotificationListeners);
+ }
if (keepUninstalledPackages != null) {
pw.print(prefix); pw.print("keepUninstalledPackages=");
pw.println(keepUninstalledPackages);
}
pw.print(prefix); pw.println("userRestrictions:");
UserRestrictionsUtils.dumpRestrictions(pw, prefix + " ", userRestrictions);
+ pw.print(prefix); pw.print("defaultEnabledRestrictionsAlreadySet=");
+ pw.println(defaultEnabledRestrictionsAlreadySet);
pw.print(prefix); pw.print("isParent=");
pw.println(isParent);
if (parentAdmin != null) {
}
}
- private void handlePackagesChanged(String packageName, int userHandle) {
- boolean removed = false;
- if (VERBOSE_LOG) Slog.d(LOG_TAG, "Handling package changes for user " + userHandle);
+ private void handlePackagesChanged(@Nullable String packageName, int userHandle) {
+ boolean removedAdmin = false;
+ if (VERBOSE_LOG) {
+ Slog.d(LOG_TAG, "Handling package changes package " + packageName
+ + " for user " + userHandle);
+ }
DevicePolicyData policy = getUserData(userHandle);
synchronized (this) {
for (int i = policy.mAdminList.size() - 1; i >= 0; i--) {
if (packageName == null || packageName.equals(adminPackage)) {
if (mIPackageManager.getPackageInfo(adminPackage, 0, userHandle) == null
|| mIPackageManager.getReceiverInfo(aa.info.getComponent(),
- PackageManager.MATCH_DIRECT_BOOT_AWARE
- | PackageManager.MATCH_DIRECT_BOOT_UNAWARE,
- userHandle) == null) {
- removed = true;
+ PackageManager.MATCH_DIRECT_BOOT_AWARE
+ | PackageManager.MATCH_DIRECT_BOOT_UNAWARE,
+ userHandle) == null) {
+ removedAdmin = true;
policy.mAdminList.remove(i);
policy.mAdminMap.remove(aa.info.getComponent());
}
}
} catch (RemoteException re) {
- // Shouldn't happen
+ // Shouldn't happen.
}
}
- if (removed) {
+ if (removedAdmin) {
validatePasswordOwnerLocked(policy);
- saveSettingsLocked(policy.mUserHandle);
}
- // Check if delegated cert installer or app restrictions managing packages are removed.
- if (isRemovedPackage(packageName, policy.mDelegatedCertInstallerPackage, userHandle)) {
- policy.mDelegatedCertInstallerPackage = null;
- saveSettingsLocked(policy.mUserHandle);
+ boolean removedDelegate = false;
+
+ // Check if a delegate was removed.
+ for (int i = policy.mDelegationMap.size() - 1; i >= 0; i--) {
+ final String delegatePackage = policy.mDelegationMap.keyAt(i);
+ if (isRemovedPackage(packageName, delegatePackage, userHandle)) {
+ policy.mDelegationMap.removeAt(i);
+ removedDelegate = true;
+ }
+ }
+
+ // If it's an owner package, we may need to refresh the bound connection.
+ final ComponentName owner = getOwnerComponent(userHandle);
+ if ((packageName != null) && (owner != null)
+ && (owner.getPackageName().equals(packageName))) {
+ startOwnerService(userHandle, "package-broadcast");
}
- if (isRemovedPackage(
- packageName, policy.mApplicationRestrictionsManagingPackage, userHandle)) {
- policy.mApplicationRestrictionsManagingPackage = null;
+
+ // Persist updates if the removed package was an admin or delegate.
+ if (removedAdmin || removedDelegate) {
saveSettingsLocked(policy.mUserHandle);
}
}
- if (removed) {
+ if (removedAdmin) {
// The removed admin might have disabled camera, so update user restrictions.
pushUserRestrictions(userHandle);
}
@VisibleForTesting
static class Injector {
- private final Context mContext;
+ public final Context mContext;
Injector(Context context) {
mContext = context;
}
+ Context createContextAsUser(UserHandle user) throws PackageManager.NameNotFoundException {
+ final String packageName = mContext.getPackageName();
+ return mContext.createPackageContextAsUser(packageName, 0, user);
+ }
+
+ Resources getResources() {
+ return mContext.getResources();
+ }
+
Owners newOwners() {
return new Owners(getUserManager(), getUserManagerInternal(),
getPackageManagerInternal());
ServiceManager.getService(IpConnectivityLog.SERVICE_NAME));
}
+ PackageManager getPackageManager() {
+ return mContext.getPackageManager();
+ }
+
PowerManagerInternal getPowerManagerInternal() {
return LocalServices.getService(PowerManagerInternal.class);
}
}
IActivityManager getIActivityManager() {
- return ActivityManagerNative.getDefault();
+ return ActivityManager.getService();
}
IPackageManager getIPackageManager() {
return IAudioService.Stub.asInterface(ServiceManager.getService(Context.AUDIO_SERVICE));
}
+ boolean isBuildDebuggable() {
+ return Build.IS_DEBUGGABLE;
+ }
+
LockPatternUtils newLockPatternUtils() {
return new LockPatternUtils(mContext);
}
mContext.getSystemService(PowerManager.class).reboot(reason);
}
+ void recoverySystemRebootWipeUserData(boolean shutdown, String reason, boolean force,
+ boolean wipeEuicc) throws IOException {
+ RecoverySystem.rebootWipeUserData(mContext, shutdown, reason, force, wipeEuicc);
+ }
+
boolean systemPropertiesGetBoolean(String key, boolean def) {
return SystemProperties.getBoolean(key, def);
}
return "/data/system/";
}
+ PendingIntent pendingIntentGetActivityAsUser(Context context, int requestCode,
+ @NonNull Intent intent, int flags, Bundle options, UserHandle user) {
+ return PendingIntent.getActivityAsUser(
+ context, requestCode, intent, flags, options, user);
+ }
+
void registerContentObserver(Uri uri, boolean notifyForDescendents,
ContentObserver observer, int userHandle) {
mContext.getContentResolver().registerContentObserver(uri, notifyForDescendents,
name, def, userHandle);
}
+ String settingsSecureGetStringForUser(String name, int userHandle) {
+ return Settings.Secure.getStringForUser(mContext.getContentResolver(), name,
+ userHandle);
+ }
+
void settingsSecurePutIntForUser(String name, int value, int userHandle) {
Settings.Secure.putIntForUser(mContext.getContentResolver(),
name, value, userHandle);
return Settings.Global.getInt(mContext.getContentResolver(), name, def);
}
+ String settingsGlobalGetString(String name) {
+ return Settings.Global.getString(mContext.getContentResolver(), name);
+ }
+
void settingsGlobalPutInt(String name, int value) {
Settings.Global.putInt(mContext.getContentResolver(), name, value);
}
boolean securityLogIsLoggingEnabled() {
return SecurityLog.isLoggingEnabled();
}
+
+ KeyChainConnection keyChainBindAsUser(UserHandle user) throws InterruptedException {
+ return KeyChain.bindAsUser(mContext, user);
+ }
}
/**
mInjector = injector;
mContext = Preconditions.checkNotNull(injector.mContext);
mHandler = new Handler(Preconditions.checkNotNull(injector.getMyLooper()));
+ mConstants = DevicePolicyConstants.loadFromString(
+ mInjector.settingsGlobalGetString(Global.DEVICE_POLICY_CONSTANTS));
+
mOwners = Preconditions.checkNotNull(injector.newOwners());
mUserManager = Preconditions.checkNotNull(injector.getUserManager());
mLocalService = new LocalService();
mLockPatternUtils = injector.newLockPatternUtils();
+ // TODO: why does SecurityLogMonitor need to be created even when mHasFeature == false?
mSecurityLogMonitor = new SecurityLogMonitor(this);
- mHasFeature = mContext.getPackageManager()
+ mHasFeature = mInjector.getPackageManager()
.hasSystemFeature(PackageManager.FEATURE_DEVICE_ADMIN);
- mIsWatch = mContext.getPackageManager()
+ mIsWatch = mInjector.getPackageManager()
.hasSystemFeature(PackageManager.FEATURE_WATCH);
+ mBackgroundHandler = BackgroundThread.getHandler();
+
+ // Needed when mHasFeature == false, because it controls the certificate warning text.
+ mCertificateMonitor = new CertificateMonitor(this, mInjector, mBackgroundHandler);
+
+ mDeviceAdminServiceController = new DeviceAdminServiceController(this, mConstants);
+
if (!mHasFeature) {
// Skip the rest of the initialization
return;
}
+
IntentFilter filter = new IntentFilter();
filter.addAction(Intent.ACTION_BOOT_COMPLETED);
filter.addAction(ACTION_EXPIRED_PASSWORD_NOTIFICATION);
filter.addAction(Intent.ACTION_USER_ADDED);
filter.addAction(Intent.ACTION_USER_REMOVED);
filter.addAction(Intent.ACTION_USER_STARTED);
- filter.addAction(Intent.ACTION_USER_UNLOCKED);
- filter.addAction(KeyChain.ACTION_STORAGE_CHANGED);
filter.setPriority(IntentFilter.SYSTEM_HIGH_PRIORITY);
mContext.registerReceiverAsUser(mReceiver, UserHandle.ALL, filter, null, mHandler);
filter = new IntentFilter();
mContext.registerReceiverAsUser(mReceiver, UserHandle.ALL, filter, null, mHandler);
LocalServices.addService(DevicePolicyManagerInternal.class, mLocalService);
+
+ mSetupContentObserver = new SetupContentObserver(mHandler);
}
/**
setDeviceOwnerSystemPropertyLocked();
findOwnerComponentIfNecessaryLocked();
migrateUserRestrictionsIfNecessaryLocked();
+ maybeSetDefaultDeviceOwnerUserRestrictionsLocked();
// TODO PO may not have a class name either due to b/17652534. Address that too.
}
}
+ /** Apply default restrictions that haven't been applied to device owners yet. */
+ private void maybeSetDefaultDeviceOwnerUserRestrictionsLocked() {
+ final ActiveAdmin deviceOwner = getDeviceOwnerAdminLocked();
+ if (deviceOwner != null) {
+ maybeSetDefaultRestrictionsForAdminLocked(mOwners.getDeviceOwnerUserId(),
+ deviceOwner, UserRestrictionsUtils.getDefaultEnabledForDeviceOwner());
+ }
+ }
+
+ /** Apply default restrictions that haven't been applied to profile owners yet. */
+ private void maybeSetDefaultProfileOwnerUserRestrictions() {
+ synchronized (this) {
+ for (final int userId : mOwners.getProfileOwnerKeys()) {
+ final ActiveAdmin profileOwner = getProfileOwnerAdminLocked(userId);
+ // The following restrictions used to be applied to managed profiles by different
+ // means (via Settings or by disabling components). Now they are proper user
+ // restrictions so we apply them to managed profile owners. Non-managed secondary
+ // users didn't have those restrictions so we skip them to keep existing behavior.
+ if (profileOwner == null || !mUserManager.isManagedProfile(userId)) {
+ continue;
+ }
+ maybeSetDefaultRestrictionsForAdminLocked(userId, profileOwner,
+ UserRestrictionsUtils.getDefaultEnabledForManagedProfiles());
+ ensureUnknownSourcesRestrictionForProfileOwnerLocked(
+ userId, profileOwner, false /* newOwner */);
+ }
+ }
+ }
+
+ /**
+ * Checks whether {@link UserManager#DISALLOW_INSTALL_UNKNOWN_SOURCES} should be added to the
+ * set of restrictions for this profile owner.
+ */
+ private void ensureUnknownSourcesRestrictionForProfileOwnerLocked(int userId,
+ ActiveAdmin profileOwner, boolean newOwner) {
+ if (newOwner || mInjector.settingsSecureGetIntForUser(
+ Settings.Secure.UNKNOWN_SOURCES_DEFAULT_REVERSED, 0, userId) != 0) {
+ profileOwner.ensureUserRestrictions().putBoolean(
+ UserManager.DISALLOW_INSTALL_UNKNOWN_SOURCES, true);
+ saveUserRestrictionsLocked(userId);
+ mInjector.settingsSecurePutIntForUser(
+ Settings.Secure.UNKNOWN_SOURCES_DEFAULT_REVERSED, 0, userId);
+ }
+ }
+
+ /**
+ * Apply default restrictions that haven't been applied to a given admin yet.
+ */
+ private void maybeSetDefaultRestrictionsForAdminLocked(
+ int userId, ActiveAdmin admin, Set<String> defaultRestrictions) {
+ if (defaultRestrictions.equals(admin.defaultEnabledRestrictionsAlreadySet)) {
+ return; // The same set of default restrictions has been already applied.
+ }
+ Slog.i(LOG_TAG, "New user restrictions need to be set by default for user " + userId);
+
+ if (VERBOSE_LOG) {
+ Slog.d(LOG_TAG,"Default enabled restrictions: "
+ + defaultRestrictions
+ + ". Restrictions already enabled: "
+ + admin.defaultEnabledRestrictionsAlreadySet);
+ }
+
+ final Set<String> restrictionsToSet = new ArraySet<>(defaultRestrictions);
+ restrictionsToSet.removeAll(admin.defaultEnabledRestrictionsAlreadySet);
+ if (!restrictionsToSet.isEmpty()) {
+ for (final String restriction : restrictionsToSet) {
+ admin.ensureUserRestrictions().putBoolean(restriction, true);
+ }
+ admin.defaultEnabledRestrictionsAlreadySet.addAll(restrictionsToSet);
+ Slog.i(LOG_TAG, "Enabled the following restrictions by default: " + restrictionsToSet);
+ saveUserRestrictionsLocked(userId);
+ }
+ }
+
private void setDeviceOwnerSystemPropertyLocked() {
final boolean deviceProvisioned =
mInjector.settingsGlobalGetInt(Settings.Global.DEVICE_PROVISIONED, 0) != 0;
+ final boolean hasDeviceOwner = mOwners.hasDeviceOwner();
// If the device is not provisioned and there is currently no device owner, do not set the
- // read-only system property yet, since Device owner may still be provisioned. For Wear
- // devices, if there is already a device owner then it's OK to set the property to true now,
- // regardless the provision state.
- final boolean isWatchWithDeviceOwner = mIsWatch && mOwners.hasDeviceOwner();
- if (!isWatchWithDeviceOwner && !deviceProvisioned) {
+ // read-only system property yet, since Device owner may still be provisioned.
+ if (!hasDeviceOwner && !deviceProvisioned) {
return;
}
// Still at the first stage of CryptKeeper double bounce, mOwners.hasDeviceOwner is
return;
}
- if (!TextUtils.isEmpty(mInjector.systemPropertiesGet(PROPERTY_DEVICE_OWNER_PRESENT))) {
+ if (!mInjector.systemPropertiesGet(PROPERTY_DEVICE_OWNER_PRESENT, "").isEmpty()) {
Slog.w(LOG_TAG, "Trying to set ro.device_owner, but it has already been set?");
} else {
- if (mOwners.hasDeviceOwner()) {
- mInjector.systemPropertiesSet(PROPERTY_DEVICE_OWNER_PRESENT, "true");
- Slog.i(LOG_TAG, "Set ro.device_owner property to true");
- disableDeviceOwnerManagedSingleUserFeaturesIfNeeded();
- if (mInjector.securityLogGetLoggingEnabledProperty()) {
- mSecurityLogMonitor.start();
- }
- } else {
- mInjector.systemPropertiesSet(PROPERTY_DEVICE_OWNER_PRESENT, "false");
- Slog.i(LOG_TAG, "Set ro.device_owner property to false");
+ final String value = Boolean.toString(hasDeviceOwner);
+ mInjector.systemPropertiesSet(PROPERTY_DEVICE_OWNER_PRESENT, value);
+ Slog.i(LOG_TAG, "Set ro.device_owner property to " + value);
+
+ if (hasDeviceOwner && mInjector.securityLogGetLoggingEnabledProperty()) {
+ mSecurityLogMonitor.start();
+ maybePauseDeviceWideLoggingLocked();
}
}
}
BroadcastReceiver result) {
Intent intent = new Intent(action);
intent.setComponent(admin.info.getComponent());
+ if (UserManager.isDeviceInDemoMode(mContext)) {
+ intent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND);
+ }
if (action.equals(DeviceAdminReceiver.ACTION_PASSWORD_EXPIRING)) {
intent.putExtra("expiration", admin.passwordExpirationDate);
}
/**
* Send an update to all admins of a user that enforce a specified policy.
*/
- void sendAdminCommandLocked(String action, int reqPolicy, int userHandle) {
+ void sendAdminCommandLocked(String action, int reqPolicy, int userHandle, Bundle adminExtras) {
final DevicePolicyData policy = getUserData(userHandle);
final int count = policy.mAdminList.size();
- if (count > 0) {
- for (int i = 0; i < count; i++) {
- final ActiveAdmin admin = policy.mAdminList.get(i);
- if (admin.info.usesPolicy(reqPolicy)) {
- sendAdminCommandLocked(admin, action);
- }
+ for (int i = 0; i < count; i++) {
+ final ActiveAdmin admin = policy.mAdminList.get(i);
+ if (admin.info.usesPolicy(reqPolicy)) {
+ sendAdminCommandLocked(admin, action, adminExtras, null);
}
}
}
* enforce a specified policy.
*/
private void sendAdminCommandToSelfAndProfilesLocked(String action, int reqPolicy,
- int userHandle) {
+ int userHandle, Bundle adminExtras) {
int[] profileIds = mUserManager.getProfileIdsWithDisabled(userHandle);
for (int profileId : profileIds) {
- sendAdminCommandLocked(action, reqPolicy, profileId);
+ sendAdminCommandLocked(action, reqPolicy, profileId, adminExtras);
}
}
*/
private void sendAdminCommandForLockscreenPoliciesLocked(
String action, int reqPolicy, int userHandle) {
+ final Bundle extras = new Bundle();
+ extras.putParcelable(Intent.EXTRA_USER, UserHandle.of(userHandle));
if (isSeparateProfileChallengeEnabled(userHandle)) {
- sendAdminCommandLocked(action, reqPolicy, userHandle);
+ sendAdminCommandLocked(action, reqPolicy, userHandle, extras);
} else {
- sendAdminCommandToSelfAndProfilesLocked(action, reqPolicy, userHandle);
+ sendAdminCommandToSelfAndProfilesLocked(action, reqPolicy, userHandle, extras);
}
}
out.attribute(null, ATTR_PERMISSION_POLICY,
Integer.toString(policy.mPermissionPolicy));
}
- if (policy.mDelegatedCertInstallerPackage != null) {
- out.attribute(null, ATTR_DELEGATED_CERT_INSTALLER,
- policy.mDelegatedCertInstallerPackage);
- }
- if (policy.mApplicationRestrictionsManagingPackage != null) {
- out.attribute(null, ATTR_APPLICATION_RESTRICTIONS_MANAGER,
- policy.mApplicationRestrictionsManagingPackage);
+
+ // Serialize delegations.
+ for (int i = 0; i < policy.mDelegationMap.size(); ++i) {
+ final String delegatePackage = policy.mDelegationMap.keyAt(i);
+ final List<String> scopes = policy.mDelegationMap.valueAt(i);
+
+ // Every "delegation" tag serializes the information of one delegate-scope pair.
+ for (String scope : scopes) {
+ out.startTag(null, "delegation");
+ out.attribute(null, "delegatePackage", delegatePackage);
+ out.attribute(null, "scope", scope);
+ out.endTag(null, "delegation");
+ }
}
final int N = policy.mAdminList.size();
out.endTag(null, "failed-password-attempts");
}
- // Don't save metrics for FBE devices
- if (!mInjector.storageManagerIsFileBasedEncryptionEnabled()
- && (policy.mActivePasswordQuality != 0 || policy.mActivePasswordLength != 0
- || policy.mActivePasswordUpperCase != 0 || policy.mActivePasswordLowerCase != 0
- || policy.mActivePasswordLetters != 0 || policy.mActivePasswordNumeric != 0
- || policy.mActivePasswordSymbols != 0
- || policy.mActivePasswordNonLetter != 0)) {
- out.startTag(null, "active-password");
- out.attribute(null, "quality", Integer.toString(policy.mActivePasswordQuality));
- out.attribute(null, "length", Integer.toString(policy.mActivePasswordLength));
- out.attribute(null, "uppercase", Integer.toString(policy.mActivePasswordUpperCase));
- out.attribute(null, "lowercase", Integer.toString(policy.mActivePasswordLowerCase));
- out.attribute(null, "letters", Integer.toString(policy.mActivePasswordLetters));
- out.attribute(null, "numeric", Integer
- .toString(policy.mActivePasswordNumeric));
- out.attribute(null, "symbols", Integer.toString(policy.mActivePasswordSymbols));
- out.attribute(null, "nonletter", Integer.toString(policy.mActivePasswordNonLetter));
- out.endTag(null, "active-password");
+ // For FDE devices only, we save this flag so we can report on password sufficiency
+ // before the user enters their password for the first time after a reboot. For
+ // security reasons, we don't want to store the full set of active password metrics.
+ if (!mInjector.storageManagerIsFileBasedEncryptionEnabled()) {
+ out.startTag(null, TAG_PASSWORD_VALIDITY);
+ out.attribute(null, ATTR_VALUE,
+ Boolean.toString(policy.mPasswordValidAtLastCheckpoint));
+ out.endTag(null, TAG_PASSWORD_VALIDITY);
}
for (int i = 0; i < policy.mAcceptedCaCertificates.size(); i++) {
for (String id : policy.mAffiliationIds) {
out.startTag(null, TAG_AFFILIATION_ID);
- out.attribute(null, "id", id);
+ out.attribute(null, ATTR_ID, id);
out.endTag(null, TAG_AFFILIATION_ID);
}
+ if (policy.mLastSecurityLogRetrievalTime >= 0) {
+ out.startTag(null, TAG_LAST_SECURITY_LOG_RETRIEVAL);
+ out.attribute(null, ATTR_VALUE,
+ Long.toString(policy.mLastSecurityLogRetrievalTime));
+ out.endTag(null, TAG_LAST_SECURITY_LOG_RETRIEVAL);
+ }
+
+ if (policy.mLastBugReportRequestTime >= 0) {
+ out.startTag(null, TAG_LAST_BUG_REPORT_REQUEST);
+ out.attribute(null, ATTR_VALUE,
+ Long.toString(policy.mLastBugReportRequestTime));
+ out.endTag(null, TAG_LAST_BUG_REPORT_REQUEST);
+ }
+
+ if (policy.mLastNetworkLogsRetrievalTime >= 0) {
+ out.startTag(null, TAG_LAST_NETWORK_LOG_RETRIEVAL);
+ out.attribute(null, ATTR_VALUE,
+ Long.toString(policy.mLastNetworkLogsRetrievalTime));
+ out.endTag(null, TAG_LAST_NETWORK_LOG_RETRIEVAL);
+ }
+
if (policy.mAdminBroadcastPending) {
out.startTag(null, TAG_ADMIN_BROADCAST_PENDING);
out.attribute(null, ATTR_VALUE,
out.endTag(null, TAG_INITIALIZATION_BUNDLE);
}
+ if (policy.mPasswordTokenHandle != 0) {
+ out.startTag(null, TAG_PASSWORD_TOKEN_HANDLE);
+ out.attribute(null, ATTR_VALUE,
+ Long.toString(policy.mPasswordTokenHandle));
+ out.endTag(null, TAG_PASSWORD_TOKEN_HANDLE);
+ }
+
+ if (policy.mCurrentInputMethodSet) {
+ out.startTag(null, TAG_CURRENT_INPUT_METHOD_SET);
+ out.endTag(null, TAG_CURRENT_INPUT_METHOD_SET);
+ }
+
+ for (final String cert : policy.mOwnerInstalledCaCerts) {
+ out.startTag(null, TAG_OWNER_INSTALLED_CA_CERT);
+ out.attribute(null, ATTR_ALIAS, cert);
+ out.endTag(null, TAG_OWNER_INSTALLED_CA_CERT);
+ }
+
out.endTag(null, "policies");
out.endDocument();
if (!TextUtils.isEmpty(permissionPolicy)) {
policy.mPermissionPolicy = Integer.parseInt(permissionPolicy);
}
- policy.mDelegatedCertInstallerPackage = parser.getAttributeValue(null,
- ATTR_DELEGATED_CERT_INSTALLER);
- policy.mApplicationRestrictionsManagingPackage = parser.getAttributeValue(null,
- ATTR_APPLICATION_RESTRICTIONS_MANAGER);
+ // Check for delegation compatibility with pre-O.
+ // TODO(edmanp) remove in P.
+ {
+ final String certDelegate = parser.getAttributeValue(null,
+ ATTR_DELEGATED_CERT_INSTALLER);
+ if (certDelegate != null) {
+ List<String> scopes = policy.mDelegationMap.get(certDelegate);
+ if (scopes == null) {
+ scopes = new ArrayList<>();
+ policy.mDelegationMap.put(certDelegate, scopes);
+ }
+ if (!scopes.contains(DELEGATION_CERT_INSTALL)) {
+ scopes.add(DELEGATION_CERT_INSTALL);
+ needsRewrite = true;
+ }
+ }
+ final String appRestrictionsDelegate = parser.getAttributeValue(null,
+ ATTR_APPLICATION_RESTRICTIONS_MANAGER);
+ if (appRestrictionsDelegate != null) {
+ List<String> scopes = policy.mDelegationMap.get(appRestrictionsDelegate);
+ if (scopes == null) {
+ scopes = new ArrayList<>();
+ policy.mDelegationMap.put(appRestrictionsDelegate, scopes);
+ }
+ if (!scopes.contains(DELEGATION_APP_RESTRICTIONS)) {
+ scopes.add(DELEGATION_APP_RESTRICTIONS);
+ needsRewrite = true;
+ }
+ }
+ }
type = parser.next();
int outerDepth = parser.getDepth();
policy.mAdminList.clear();
policy.mAdminMap.clear();
policy.mAffiliationIds.clear();
+ policy.mOwnerInstalledCaCerts.clear();
while ((type=parser.next()) != XmlPullParser.END_DOCUMENT
&& (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) {
if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) {
} catch (RuntimeException e) {
Slog.w(LOG_TAG, "Failed loading admin " + name, e);
}
+ } else if ("delegation".equals(tag)) {
+ // Parse delegation info.
+ final String delegatePackage = parser.getAttributeValue(null,
+ "delegatePackage");
+ final String scope = parser.getAttributeValue(null, "scope");
+
+ // Get a reference to the scopes list for the delegatePackage.
+ List<String> scopes = policy.mDelegationMap.get(delegatePackage);
+ // Or make a new list if none was found.
+ if (scopes == null) {
+ scopes = new ArrayList<>();
+ policy.mDelegationMap.put(delegatePackage, scopes);
+ }
+ // Add the new scope to the list of delegatePackage if it's not already there.
+ if (!scopes.contains(scope)) {
+ scopes.add(scope);
+ }
} else if ("failed-password-attempts".equals(tag)) {
policy.mFailedPasswordAttempts = Integer.parseInt(
parser.getAttributeValue(null, "value"));
} else if (DO_NOT_ASK_CREDENTIALS_ON_BOOT_XML.equals(tag)) {
policy.doNotAskCredentialsOnBoot = true;
} else if (TAG_AFFILIATION_ID.equals(tag)) {
- policy.mAffiliationIds.add(parser.getAttributeValue(null, "id"));
+ policy.mAffiliationIds.add(parser.getAttributeValue(null, ATTR_ID));
+ } else if (TAG_LAST_SECURITY_LOG_RETRIEVAL.equals(tag)) {
+ policy.mLastSecurityLogRetrievalTime = Long.parseLong(
+ parser.getAttributeValue(null, ATTR_VALUE));
+ } else if (TAG_LAST_BUG_REPORT_REQUEST.equals(tag)) {
+ policy.mLastBugReportRequestTime = Long.parseLong(
+ parser.getAttributeValue(null, ATTR_VALUE));
+ } else if (TAG_LAST_NETWORK_LOG_RETRIEVAL.equals(tag)) {
+ policy.mLastNetworkLogsRetrievalTime = Long.parseLong(
+ parser.getAttributeValue(null, ATTR_VALUE));
} else if (TAG_ADMIN_BROADCAST_PENDING.equals(tag)) {
String pending = parser.getAttributeValue(null, ATTR_VALUE);
policy.mAdminBroadcastPending = Boolean.toString(true).equals(pending);
} else if (TAG_INITIALIZATION_BUNDLE.equals(tag)) {
policy.mInitBundle = PersistableBundle.restoreFromXml(parser);
} else if ("active-password".equals(tag)) {
- if (mInjector.storageManagerIsFileBasedEncryptionEnabled()) {
- // Remove this from FBE devices
- needsRewrite = true;
- } else {
- policy.mActivePasswordQuality = Integer.parseInt(
- parser.getAttributeValue(null, "quality"));
- policy.mActivePasswordLength = Integer.parseInt(
- parser.getAttributeValue(null, "length"));
- policy.mActivePasswordUpperCase = Integer.parseInt(
- parser.getAttributeValue(null, "uppercase"));
- policy.mActivePasswordLowerCase = Integer.parseInt(
- parser.getAttributeValue(null, "lowercase"));
- policy.mActivePasswordLetters = Integer.parseInt(
- parser.getAttributeValue(null, "letters"));
- policy.mActivePasswordNumeric = Integer.parseInt(
- parser.getAttributeValue(null, "numeric"));
- policy.mActivePasswordSymbols = Integer.parseInt(
- parser.getAttributeValue(null, "symbols"));
- policy.mActivePasswordNonLetter = Integer.parseInt(
- parser.getAttributeValue(null, "nonletter"));
+ // Remove password metrics from saved settings, as we no longer wish to store
+ // these on disk
+ needsRewrite = true;
+ } else if (TAG_PASSWORD_VALIDITY.equals(tag)) {
+ if (!mInjector.storageManagerIsFileBasedEncryptionEnabled()) {
+ // This flag is only used for FDE devices
+ policy.mPasswordValidAtLastCheckpoint = Boolean.parseBoolean(
+ parser.getAttributeValue(null, ATTR_VALUE));
}
+ } else if (TAG_PASSWORD_TOKEN_HANDLE.equals(tag)) {
+ policy.mPasswordTokenHandle = Long.parseLong(
+ parser.getAttributeValue(null, ATTR_VALUE));
+ } else if (TAG_CURRENT_INPUT_METHOD_SET.equals(tag)) {
+ policy.mCurrentInputMethodSet = true;
+ } else if (TAG_OWNER_INSTALLED_CA_CERT.equals(tag)) {
+ policy.mOwnerInstalledCaCerts.add(parser.getAttributeValue(null, ATTR_ALIAS));
} else {
Slog.w(LOG_TAG, "Unknown tag: " + tag);
XmlUtils.skipCurrentTag(parser);
getUserData(UserHandle.USER_SYSTEM);
loadOwners();
cleanUpOldUsers();
+ maybeSetDefaultProfileOwnerUserRestrictions();
+ handleStartUser(UserHandle.USER_SYSTEM);
- onStartUser(UserHandle.USER_SYSTEM);
-
- // Register an observer for watching for user setup complete.
- new SetupContentObserver(mHandler).register();
+ // Register an observer for watching for user setup complete and settings changes.
+ mSetupContentObserver.register();
// Initialize the user setup state, to handle the upgrade case.
updateUserSetupCompleteAndPaired();
}
}
- private void onStartUser(int userId) {
+ void handleStartUser(int userId) {
updateScreenCaptureDisabledInWindowManager(userId,
getScreenCaptureDisabled(null, userId));
pushUserRestrictions(userId);
+
+ startOwnerService(userId, "start-user");
+ }
+
+ void handleUnlockUser(int userId) {
+ startOwnerService(userId, "unlock-user");
+ }
+
+ void handleStopUser(int userId) {
+ stopOwnerService(userId, "stop-user");
+ }
+
+ private void startOwnerService(int userId, String actionForLog) {
+ final ComponentName owner = getOwnerComponent(userId);
+ if (owner != null) {
+ mDeviceAdminServiceController.startServiceForOwner(
+ owner.getPackageName(), userId, actionForLog);
+ }
+ }
+
+ private void stopOwnerService(int userId, String actionForLog) {
+ mDeviceAdminServiceController.stopServiceForOwner(userId, actionForLog);
}
private void cleanUpOldUsers() {
}
private void handlePasswordExpirationNotification(int userHandle) {
+ final Bundle adminExtras = new Bundle();
+ adminExtras.putParcelable(Intent.EXTRA_USER, UserHandle.of(userHandle));
+
synchronized (this) {
final long now = System.currentTimeMillis();
&& now >= admin.passwordExpirationDate - EXPIRATION_GRACE_PERIOD_MS
&& admin.passwordExpirationDate > 0L) {
sendAdminCommandLocked(admin,
- DeviceAdminReceiver.ACTION_PASSWORD_EXPIRING);
+ DeviceAdminReceiver.ACTION_PASSWORD_EXPIRING, adminExtras, null);
}
}
setExpirationAlarmCheckLocked(mContext, userHandle, /* parent */ false);
}
}
- private class MonitoringCertNotificationTask extends AsyncTask<Integer, Void, Void> {
- @Override
- protected Void doInBackground(Integer... params) {
- int userHandle = params[0];
-
- if (userHandle == UserHandle.USER_ALL) {
- for (UserInfo userInfo : mUserManager.getUsers(true)) {
- manageNotification(userInfo.getUserHandle());
- }
- } else {
- manageNotification(UserHandle.of(userHandle));
- }
- return null;
+ /**
+ * Clean up internal state when the set of installed trusted CA certificates changes.
+ *
+ * @param userHandle user to check for. This must be a real user and not, for example,
+ * {@link UserHandle#ALL}.
+ * @param installedCertificates the full set of certificate authorities currently installed for
+ * {@param userHandle}. After calling this function, {@code mAcceptedCaCertificates} will
+ * correspond to some subset of this.
+ */
+ protected void onInstalledCertificatesChanged(final UserHandle userHandle,
+ final @NonNull Collection<String> installedCertificates) {
+ if (!mHasFeature) {
+ return;
}
+ enforceManageUsers();
- private void manageNotification(UserHandle userHandle) {
- if (!mUserManager.isUserUnlocked(userHandle)) {
- return;
- }
-
- // Call out to KeyChain to check for CAs which are waiting for approval.
- final List<String> pendingCertificates;
- try {
- pendingCertificates = getInstalledCaCertificates(userHandle);
- } catch (RemoteException | RuntimeException e) {
- Log.e(LOG_TAG, "Could not retrieve certificates from KeyChain service", e);
- return;
- }
-
- synchronized (DevicePolicyManagerService.this) {
- final DevicePolicyData policy = getUserData(userHandle.getIdentifier());
-
- // Remove deleted certificates. Flush xml if necessary.
- if (policy.mAcceptedCaCertificates.retainAll(pendingCertificates)) {
- saveSettingsLocked(userHandle.getIdentifier());
- }
- // Trim to approved certificates.
- pendingCertificates.removeAll(policy.mAcceptedCaCertificates);
- }
-
- if (pendingCertificates.isEmpty()) {
- mInjector.getNotificationManager().cancelAsUser(
- null, MONITORING_CERT_NOTIFICATION_ID, userHandle);
- return;
- }
-
- // Build and show a warning notification
- int smallIconId;
- String contentText;
- int parentUserId = userHandle.getIdentifier();
- if (getProfileOwner(userHandle.getIdentifier()) != null) {
- contentText = mContext.getString(R.string.ssl_ca_cert_noti_managed,
- getProfileOwnerName(userHandle.getIdentifier()));
- smallIconId = R.drawable.stat_sys_certificate_info;
- parentUserId = getProfileParentId(userHandle.getIdentifier());
- } else if (getDeviceOwnerUserId() == userHandle.getIdentifier()) {
- contentText = mContext.getString(R.string.ssl_ca_cert_noti_managed,
- getDeviceOwnerName());
- smallIconId = R.drawable.stat_sys_certificate_info;
- } else {
- contentText = mContext.getString(R.string.ssl_ca_cert_noti_by_unknown);
- smallIconId = android.R.drawable.stat_sys_warning;
- }
-
- final int numberOfCertificates = pendingCertificates.size();
- Intent dialogIntent = new Intent(Settings.ACTION_MONITORING_CERT_INFO);
- dialogIntent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_CLEAR_TASK);
- dialogIntent.setPackage("com.android.settings");
- dialogIntent.putExtra(Settings.EXTRA_NUMBER_OF_CERTIFICATES, numberOfCertificates);
- dialogIntent.putExtra(Intent.EXTRA_USER_ID, userHandle.getIdentifier());
- PendingIntent notifyIntent = PendingIntent.getActivityAsUser(mContext, 0,
- dialogIntent, PendingIntent.FLAG_UPDATE_CURRENT, null,
- new UserHandle(parentUserId));
-
- final Context userContext;
- try {
- final String packageName = mContext.getPackageName();
- userContext = mContext.createPackageContextAsUser(packageName, 0, userHandle);
- } catch (PackageManager.NameNotFoundException e) {
- Log.e(LOG_TAG, "Create context as " + userHandle + " failed", e);
- return;
- }
- final Notification noti = new Notification.Builder(userContext)
- .setSmallIcon(smallIconId)
- .setContentTitle(mContext.getResources().getQuantityText(
- R.plurals.ssl_ca_cert_warning, numberOfCertificates))
- .setContentText(contentText)
- .setContentIntent(notifyIntent)
- .setPriority(Notification.PRIORITY_HIGH)
- .setShowWhen(false)
- .setColor(mContext.getColor(
- com.android.internal.R.color.system_notification_accent_color))
- .build();
-
- mInjector.getNotificationManager().notifyAsUser(
- null, MONITORING_CERT_NOTIFICATION_ID, noti, userHandle);
- }
+ synchronized (this) {
+ final DevicePolicyData policy = getUserData(userHandle.getIdentifier());
- private List<String> getInstalledCaCertificates(UserHandle userHandle)
- throws RemoteException, RuntimeException {
- KeyChainConnection conn = null;
- try {
- conn = KeyChain.bindAsUser(mContext, userHandle);
- List<ParcelableString> aliases = conn.getService().getUserCaAliases().getList();
- List<String> result = new ArrayList<>(aliases.size());
- for (int i = 0; i < aliases.size(); i++) {
- result.add(aliases.get(i).string);
- }
- return result;
- } catch (InterruptedException e) {
- Thread.currentThread().interrupt();
- return null;
- } catch (AssertionError e) {
- throw new RuntimeException(e);
- } finally {
- if (conn != null) {
- conn.close();
- }
+ boolean changed = false;
+ changed |= policy.mAcceptedCaCertificates.retainAll(installedCertificates);
+ changed |= policy.mOwnerInstalledCaCerts.retainAll(installedCertificates);
+ if (changed) {
+ saveSettingsLocked(userHandle.getIdentifier());
}
}
}
/**
- * @param adminReceiver The admin to add
- * @param refreshing true = update an active admin, no error
+ * Internal method used by {@link CertificateMonitor}.
*/
- @Override
+ protected Set<String> getAcceptedCaCertificates(final UserHandle userHandle) {
+ if (!mHasFeature) {
+ return Collections.<String> emptySet();
+ }
+ synchronized (this) {
+ final DevicePolicyData policy = getUserData(userHandle.getIdentifier());
+ return policy.mAcceptedCaCertificates;
+ }
+ }
+
+ /**
+ * @param adminReceiver The admin to add
+ * @param refreshing true = update an active admin, no error
+ */
+ @Override
public void setActiveAdmin(ComponentName adminReceiver, boolean refreshing, int userHandle) {
if (!mHasFeature) {
return;
throw new IllegalArgumentException("Only apps in internal storage can be active admin: "
+ adminReceiver);
}
+ if (info.getActivityInfo().applicationInfo.isInstantApp()) {
+ throw new IllegalArgumentException("Instant apps cannot be device admins: "
+ + adminReceiver);
+ }
synchronized (this) {
long ident = mInjector.binderClearCallingIdentity();
try {
}
}
+ private void clearDeviceOwnerUserRestrictionLocked(UserHandle userHandle) {
+ // ManagedProvisioning/DPC sets DISALLOW_ADD_USER. Clear to recover to the original state
+ if (mUserManager.hasUserRestriction(UserManager.DISALLOW_ADD_USER, userHandle)) {
+ mUserManager.setUserRestriction(UserManager.DISALLOW_ADD_USER, false, userHandle);
+ }
+ }
+
/**
* Return if a given package has testOnly="true", in which case we'll relax certain rules
* for CTS.
synchronized (this) {
ActiveAdmin ap = getActiveAdminForCallerLocked(
who, DeviceAdminInfo.USES_POLICY_LIMIT_PASSWORD, parent);
- if (ap.passwordQuality != quality) {
- ap.passwordQuality = quality;
+ if (ap.minimumPasswordMetrics.quality != quality) {
+ ap.minimumPasswordMetrics.quality = quality;
+ updatePasswordValidityCheckpointLocked(mInjector.userHandleGetCallingUserId());
saveSettingsLocked(mInjector.userHandleGetCallingUserId());
}
}
}
+ /**
+ * Updates flag in memory that tells us whether the user's password currently satisfies the
+ * requirements set by all of the user's active admins. This should be called before
+ * {@link #saveSettingsLocked} whenever the password or the admin policies have changed.
+ */
+ @GuardedBy("DevicePolicyManagerService.this")
+ private void updatePasswordValidityCheckpointLocked(int userHandle) {
+ DevicePolicyData policy = getUserData(userHandle);
+ policy.mPasswordValidAtLastCheckpoint = isActivePasswordSufficientForUserLocked(
+ policy, policy.mUserHandle, false);
+ }
+
@Override
public int getPasswordQuality(ComponentName who, int userHandle, boolean parent) {
if (!mHasFeature) {
if (who != null) {
ActiveAdmin admin = getActiveAdminUncheckedLocked(who, userHandle, parent);
- return admin != null ? admin.passwordQuality : mode;
+ return admin != null ? admin.minimumPasswordMetrics.quality : mode;
}
// Return the strictest policy across all participating admins.
final int N = admins.size();
for (int i = 0; i < N; i++) {
ActiveAdmin admin = admins.get(i);
- if (mode < admin.passwordQuality) {
- mode = admin.passwordQuality;
+ if (mode < admin.minimumPasswordMetrics.quality) {
+ mode = admin.minimumPasswordMetrics.quality;
}
}
return mode;
synchronized (this) {
ActiveAdmin ap = getActiveAdminForCallerLocked(
who, DeviceAdminInfo.USES_POLICY_LIMIT_PASSWORD, parent);
- if (ap.minimumPasswordLength != length) {
- ap.minimumPasswordLength = length;
+ if (ap.minimumPasswordMetrics.length != length) {
+ ap.minimumPasswordMetrics.length = length;
+ updatePasswordValidityCheckpointLocked(mInjector.userHandleGetCallingUserId());
saveSettingsLocked(mInjector.userHandleGetCallingUserId());
}
}
if (who != null) {
ActiveAdmin admin = getActiveAdminUncheckedLocked(who, userHandle, parent);
- return admin != null ? admin.minimumPasswordLength : length;
+ return admin != null ? admin.minimumPasswordMetrics.length : length;
}
// Return the strictest policy across all participating admins.
final int N = admins.size();
for (int i = 0; i < N; i++) {
ActiveAdmin admin = admins.get(i);
- if (length < admin.minimumPasswordLength) {
- length = admin.minimumPasswordLength;
+ if (length < admin.minimumPasswordMetrics.length) {
+ length = admin.minimumPasswordMetrics.length;
}
}
return length;
who, DeviceAdminInfo.USES_POLICY_LIMIT_PASSWORD, parent);
if (ap.passwordHistoryLength != length) {
ap.passwordHistoryLength = length;
+ updatePasswordValidityCheckpointLocked(mInjector.userHandleGetCallingUserId());
saveSettingsLocked(mInjector.userHandleGetCallingUserId());
}
}
synchronized (this) {
ActiveAdmin activeAdmin = getActiveAdminForCallerLocked(admin,
DeviceAdminInfo.USES_POLICY_PROFILE_OWNER);
- if (activeAdmin.crossProfileWidgetProviders == null) {
+ if (activeAdmin.crossProfileWidgetProviders == null
+ || activeAdmin.crossProfileWidgetProviders.isEmpty()) {
return false;
}
List<String> providers = activeAdmin.crossProfileWidgetProviders;
synchronized (this) {
ActiveAdmin ap = getActiveAdminForCallerLocked(
who, DeviceAdminInfo.USES_POLICY_LIMIT_PASSWORD, parent);
- if (ap.minimumPasswordUpperCase != length) {
- ap.minimumPasswordUpperCase = length;
+ if (ap.minimumPasswordMetrics.upperCase != length) {
+ ap.minimumPasswordMetrics.upperCase = length;
+ updatePasswordValidityCheckpointLocked(mInjector.userHandleGetCallingUserId());
saveSettingsLocked(mInjector.userHandleGetCallingUserId());
}
}
if (who != null) {
ActiveAdmin admin = getActiveAdminUncheckedLocked(who, userHandle, parent);
- return admin != null ? admin.minimumPasswordUpperCase : length;
+ return admin != null ? admin.minimumPasswordMetrics.upperCase : length;
}
// Return the strictest policy across all participating admins.
final int N = admins.size();
for (int i = 0; i < N; i++) {
ActiveAdmin admin = admins.get(i);
- if (length < admin.minimumPasswordUpperCase) {
- length = admin.minimumPasswordUpperCase;
+ if (length < admin.minimumPasswordMetrics.upperCase) {
+ length = admin.minimumPasswordMetrics.upperCase;
}
}
return length;
synchronized (this) {
ActiveAdmin ap = getActiveAdminForCallerLocked(
who, DeviceAdminInfo.USES_POLICY_LIMIT_PASSWORD, parent);
- if (ap.minimumPasswordLowerCase != length) {
- ap.minimumPasswordLowerCase = length;
+ if (ap.minimumPasswordMetrics.lowerCase != length) {
+ ap.minimumPasswordMetrics.lowerCase = length;
+ updatePasswordValidityCheckpointLocked(mInjector.userHandleGetCallingUserId());
saveSettingsLocked(mInjector.userHandleGetCallingUserId());
}
}
if (who != null) {
ActiveAdmin admin = getActiveAdminUncheckedLocked(who, userHandle, parent);
- return admin != null ? admin.minimumPasswordLowerCase : length;
+ return admin != null ? admin.minimumPasswordMetrics.lowerCase : length;
}
// Return the strictest policy across all participating admins.
final int N = admins.size();
for (int i = 0; i < N; i++) {
ActiveAdmin admin = admins.get(i);
- if (length < admin.minimumPasswordLowerCase) {
- length = admin.minimumPasswordLowerCase;
+ if (length < admin.minimumPasswordMetrics.lowerCase) {
+ length = admin.minimumPasswordMetrics.lowerCase;
}
}
return length;
synchronized (this) {
ActiveAdmin ap = getActiveAdminForCallerLocked(
who, DeviceAdminInfo.USES_POLICY_LIMIT_PASSWORD, parent);
- if (ap.minimumPasswordLetters != length) {
- ap.minimumPasswordLetters = length;
+ if (ap.minimumPasswordMetrics.letters != length) {
+ ap.minimumPasswordMetrics.letters = length;
+ updatePasswordValidityCheckpointLocked(mInjector.userHandleGetCallingUserId());
saveSettingsLocked(mInjector.userHandleGetCallingUserId());
}
}
if (who != null) {
ActiveAdmin admin = getActiveAdminUncheckedLocked(who, userHandle, parent);
- return admin != null ? admin.minimumPasswordLetters : length;
+ return admin != null ? admin.minimumPasswordMetrics.letters : length;
}
// Return the strictest policy across all participating admins.
if (!isLimitPasswordAllowed(admin, PASSWORD_QUALITY_COMPLEX)) {
continue;
}
- if (length < admin.minimumPasswordLetters) {
- length = admin.minimumPasswordLetters;
+ if (length < admin.minimumPasswordMetrics.letters) {
+ length = admin.minimumPasswordMetrics.letters;
}
}
return length;
synchronized (this) {
ActiveAdmin ap = getActiveAdminForCallerLocked(
who, DeviceAdminInfo.USES_POLICY_LIMIT_PASSWORD, parent);
- if (ap.minimumPasswordNumeric != length) {
- ap.minimumPasswordNumeric = length;
+ if (ap.minimumPasswordMetrics.numeric != length) {
+ ap.minimumPasswordMetrics.numeric = length;
+ updatePasswordValidityCheckpointLocked(mInjector.userHandleGetCallingUserId());
saveSettingsLocked(mInjector.userHandleGetCallingUserId());
}
}
if (who != null) {
ActiveAdmin admin = getActiveAdminUncheckedLocked(who, userHandle, parent);
- return admin != null ? admin.minimumPasswordNumeric : length;
+ return admin != null ? admin.minimumPasswordMetrics.numeric : length;
}
// Return the strictest policy across all participating admins.
if (!isLimitPasswordAllowed(admin, PASSWORD_QUALITY_COMPLEX)) {
continue;
}
- if (length < admin.minimumPasswordNumeric) {
- length = admin.minimumPasswordNumeric;
+ if (length < admin.minimumPasswordMetrics.numeric) {
+ length = admin.minimumPasswordMetrics.numeric;
}
}
return length;
synchronized (this) {
ActiveAdmin ap = getActiveAdminForCallerLocked(
who, DeviceAdminInfo.USES_POLICY_LIMIT_PASSWORD, parent);
- if (ap.minimumPasswordSymbols != length) {
- ap.minimumPasswordSymbols = length;
+ if (ap.minimumPasswordMetrics.symbols != length) {
+ ap.minimumPasswordMetrics.symbols = length;
+ updatePasswordValidityCheckpointLocked(mInjector.userHandleGetCallingUserId());
saveSettingsLocked(mInjector.userHandleGetCallingUserId());
}
}
if (who != null) {
ActiveAdmin admin = getActiveAdminUncheckedLocked(who, userHandle, parent);
- return admin != null ? admin.minimumPasswordSymbols : length;
+ return admin != null ? admin.minimumPasswordMetrics.symbols : length;
}
// Return the strictest policy across all participating admins.
if (!isLimitPasswordAllowed(admin, PASSWORD_QUALITY_COMPLEX)) {
continue;
}
- if (length < admin.minimumPasswordSymbols) {
- length = admin.minimumPasswordSymbols;
+ if (length < admin.minimumPasswordMetrics.symbols) {
+ length = admin.minimumPasswordMetrics.symbols;
}
}
return length;
synchronized (this) {
ActiveAdmin ap = getActiveAdminForCallerLocked(
who, DeviceAdminInfo.USES_POLICY_LIMIT_PASSWORD, parent);
- if (ap.minimumPasswordNonLetter != length) {
- ap.minimumPasswordNonLetter = length;
+ if (ap.minimumPasswordMetrics.nonLetter != length) {
+ ap.minimumPasswordMetrics.nonLetter = length;
+ updatePasswordValidityCheckpointLocked(mInjector.userHandleGetCallingUserId());
saveSettingsLocked(mInjector.userHandleGetCallingUserId());
}
}
if (who != null) {
ActiveAdmin admin = getActiveAdminUncheckedLocked(who, userHandle, parent);
- return admin != null ? admin.minimumPasswordNonLetter : length;
+ return admin != null ? admin.minimumPasswordMetrics.nonLetter : length;
}
// Return the strictest policy across all participating admins.
if (!isLimitPasswordAllowed(admin, PASSWORD_QUALITY_COMPLEX)) {
continue;
}
- if (length < admin.minimumPasswordNonLetter) {
- length = admin.minimumPasswordNonLetter;
+ if (length < admin.minimumPasswordMetrics.nonLetter) {
+ length = admin.minimumPasswordMetrics.nonLetter;
}
}
return length;
return true;
}
enforceFullCrossUsersPermission(userHandle);
+ enforceUserUnlocked(userHandle, parent);
synchronized (this) {
// This API can only be called by an active device admin,
enforceManagedProfile(userHandle, "call APIs refering to the parent profile");
synchronized (this) {
- int targetUser = getProfileParentId(userHandle);
+ final int targetUser = getProfileParentId(userHandle);
+ enforceUserUnlocked(targetUser, false);
DevicePolicyData policy = getUserDataUnchecked(getCredentialOwner(userHandle, false));
return isActivePasswordSufficientForUserLocked(policy, targetUser, false);
}
private boolean isActivePasswordSufficientForUserLocked(
DevicePolicyData policy, int userHandle, boolean parent) {
- final long id = Binder.clearCallingIdentity();
- try {
- enforceUserUnlocked(userHandle, parent);
- } finally {
- Binder.restoreCallingIdentity(id);
+ final int requiredPasswordQuality = getPasswordQuality(null, userHandle, parent);
+ if (requiredPasswordQuality == DevicePolicyManager.PASSWORD_QUALITY_UNSPECIFIED) {
+ // A special case is when there is no required password quality, then we just return
+ // true since any password would be sufficient. This is for the scenario when a work
+ // profile is first created so there is no information about the current password but
+ // it should be considered sufficient as there is no password requirement either.
+ // This is useful since it short-circuits the password checkpoint for FDE device below.
+ return true;
}
- final int requiredPasswordQuality = getPasswordQuality(null, userHandle, parent);
- if (policy.mActivePasswordQuality < requiredPasswordQuality) {
+ if (!mInjector.storageManagerIsFileBasedEncryptionEnabled()
+ && !policy.mPasswordStateHasBeenSetSinceBoot) {
+ // Before user enters their password for the first time after a reboot, return the
+ // value of this flag, which tells us whether the password was valid the last time
+ // settings were saved. If DPC changes password requirements on boot so that the
+ // current password no longer meets the requirements, this value will be stale until
+ // the next time the password is entered.
+ return policy.mPasswordValidAtLastCheckpoint;
+ }
+
+ if (policy.mActivePasswordMetrics.quality < requiredPasswordQuality) {
return false;
}
if (requiredPasswordQuality >= DevicePolicyManager.PASSWORD_QUALITY_NUMERIC
- && policy.mActivePasswordLength < getPasswordMinimumLength(
+ && policy.mActivePasswordMetrics.length < getPasswordMinimumLength(
null, userHandle, parent)) {
return false;
}
if (requiredPasswordQuality != DevicePolicyManager.PASSWORD_QUALITY_COMPLEX) {
return true;
}
- return policy.mActivePasswordUpperCase >= getPasswordMinimumUpperCase(
+ return policy.mActivePasswordMetrics.upperCase >= getPasswordMinimumUpperCase(
null, userHandle, parent)
- && policy.mActivePasswordLowerCase >= getPasswordMinimumLowerCase(
+ && policy.mActivePasswordMetrics.lowerCase >= getPasswordMinimumLowerCase(
null, userHandle, parent)
- && policy.mActivePasswordLetters >= getPasswordMinimumLetters(
+ && policy.mActivePasswordMetrics.letters >= getPasswordMinimumLetters(
null, userHandle, parent)
- && policy.mActivePasswordNumeric >= getPasswordMinimumNumeric(
+ && policy.mActivePasswordMetrics.numeric >= getPasswordMinimumNumeric(
null, userHandle, parent)
- && policy.mActivePasswordSymbols >= getPasswordMinimumSymbols(
+ && policy.mActivePasswordMetrics.symbols >= getPasswordMinimumSymbols(
null, userHandle, parent)
- && policy.mActivePasswordNonLetter >= getPasswordMinimumNonLetter(
+ && policy.mActivePasswordMetrics.nonLetter >= getPasswordMinimumNonLetter(
null, userHandle, parent);
}
@Override
public boolean resetPassword(String passwordOrNull, int flags) throws RemoteException {
- if (!mHasFeature) {
- return false;
- }
final int callingUid = mInjector.binderGetCallingUid();
final int userHandle = mInjector.userHandleGetCallingUserId();
enforceNotManagedProfile(userHandle, "clear the active password");
}
- int quality;
synchronized (this) {
// If caller has PO (or DO) it can change the password, so see if that's the case first.
ActiveAdmin admin = getActiveAdminWithPolicyForUidLocked(
null, DeviceAdminInfo.USES_POLICY_PROFILE_OWNER, callingUid);
final boolean preN;
if (admin != null) {
- preN = getTargetSdk(admin.info.getPackageName(),
- userHandle) <= android.os.Build.VERSION_CODES.M;
+ final int targetSdk = getTargetSdk(admin.info.getPackageName(), userHandle);
+ if (targetSdk >= Build.VERSION_CODES.O) {
+ throw new SecurityException("resetPassword() is deprecated for DPC targeting O"
+ + " or later");
+ }
+ preN = targetSdk <= android.os.Build.VERSION_CODES.M;
} else {
// Otherwise, make sure the caller has any active admin with the right policy.
admin = getActiveAdminForCallerLocked(null,
return false;
}
}
+ }
+
+ return resetPasswordInternal(password, 0, null, flags, callingUid, userHandle);
+ }
+ private boolean resetPasswordInternal(String password, long tokenHandle, byte[] token,
+ int flags, int callingUid, int userHandle) {
+ int quality;
+ synchronized (this) {
quality = getPasswordQuality(null, userHandle, /* parent */ false);
if (quality == DevicePolicyManager.PASSWORD_QUALITY_MANAGED) {
quality = DevicePolicyManager.PASSWORD_QUALITY_UNSPECIFIED;
}
- if (quality != DevicePolicyManager.PASSWORD_QUALITY_UNSPECIFIED) {
- int realQuality = LockPatternUtils.computePasswordQuality(password);
- if (realQuality < quality
- && quality != DevicePolicyManager.PASSWORD_QUALITY_COMPLEX) {
- Slog.w(LOG_TAG, "resetPassword: password quality 0x"
- + Integer.toHexString(realQuality)
- + " does not meet required quality 0x"
- + Integer.toHexString(quality));
- return false;
- }
- quality = Math.max(realQuality, quality);
+ final PasswordMetrics metrics = PasswordMetrics.computeForPassword(password);
+ final int realQuality = metrics.quality;
+ if (realQuality < quality
+ && quality != DevicePolicyManager.PASSWORD_QUALITY_COMPLEX) {
+ Slog.w(LOG_TAG, "resetPassword: password quality 0x"
+ + Integer.toHexString(realQuality)
+ + " does not meet required quality 0x"
+ + Integer.toHexString(quality));
+ return false;
}
+ quality = Math.max(realQuality, quality);
int length = getPasswordMinimumLength(null, userHandle, /* parent */ false);
if (password.length() < length) {
Slog.w(LOG_TAG, "resetPassword: password length " + password.length()
return false;
}
if (quality == DevicePolicyManager.PASSWORD_QUALITY_COMPLEX) {
- int letters = 0;
- int uppercase = 0;
- int lowercase = 0;
- int numbers = 0;
- int symbols = 0;
- int nonletter = 0;
- for (int i = 0; i < password.length(); i++) {
- char c = password.charAt(i);
- if (c >= 'A' && c <= 'Z') {
- letters++;
- uppercase++;
- } else if (c >= 'a' && c <= 'z') {
- letters++;
- lowercase++;
- } else if (c >= '0' && c <= '9') {
- numbers++;
- nonletter++;
- } else {
- symbols++;
- nonletter++;
- }
- }
int neededLetters = getPasswordMinimumLetters(null, userHandle, /* parent */ false);
- if(letters < neededLetters) {
- Slog.w(LOG_TAG, "resetPassword: number of letters " + letters
+ if(metrics.letters < neededLetters) {
+ Slog.w(LOG_TAG, "resetPassword: number of letters " + metrics.letters
+ " does not meet required number of letters " + neededLetters);
return false;
}
- int neededNumbers = getPasswordMinimumNumeric(null, userHandle, /* parent */ false);
- if (numbers < neededNumbers) {
- Slog.w(LOG_TAG, "resetPassword: number of numerical digits " + numbers
+ int neededNumeric = getPasswordMinimumNumeric(null, userHandle, /* parent */ false);
+ if (metrics.numeric < neededNumeric) {
+ Slog.w(LOG_TAG, "resetPassword: number of numerical digits " + metrics.numeric
+ " does not meet required number of numerical digits "
- + neededNumbers);
+ + neededNumeric);
return false;
}
int neededLowerCase = getPasswordMinimumLowerCase(
null, userHandle, /* parent */ false);
- if (lowercase < neededLowerCase) {
- Slog.w(LOG_TAG, "resetPassword: number of lowercase letters " + lowercase
+ if (metrics.lowerCase < neededLowerCase) {
+ Slog.w(LOG_TAG, "resetPassword: number of lowercase letters "
+ + metrics.lowerCase
+ " does not meet required number of lowercase letters "
+ neededLowerCase);
return false;
}
int neededUpperCase = getPasswordMinimumUpperCase(
null, userHandle, /* parent */ false);
- if (uppercase < neededUpperCase) {
- Slog.w(LOG_TAG, "resetPassword: number of uppercase letters " + uppercase
+ if (metrics.upperCase < neededUpperCase) {
+ Slog.w(LOG_TAG, "resetPassword: number of uppercase letters "
+ + metrics.upperCase
+ " does not meet required number of uppercase letters "
+ neededUpperCase);
return false;
}
int neededSymbols = getPasswordMinimumSymbols(null, userHandle, /* parent */ false);
- if (symbols < neededSymbols) {
- Slog.w(LOG_TAG, "resetPassword: number of special symbols " + symbols
+ if (metrics.symbols < neededSymbols) {
+ Slog.w(LOG_TAG, "resetPassword: number of special symbols " + metrics.symbols
+ " does not meet required number of special symbols " + neededSymbols);
return false;
}
int neededNonLetter = getPasswordMinimumNonLetter(
null, userHandle, /* parent */ false);
- if (nonletter < neededNonLetter) {
- Slog.w(LOG_TAG, "resetPassword: number of non-letter characters " + nonletter
+ if (metrics.nonLetter < neededNonLetter) {
+ Slog.w(LOG_TAG, "resetPassword: number of non-letter characters "
+ + metrics.nonLetter
+ " does not meet required number of non-letter characters "
+ neededNonLetter);
return false;
// Don't do this with the lock held, because it is going to call
// back in to the service.
final long ident = mInjector.binderClearCallingIdentity();
+ final boolean result;
try {
- if (!TextUtils.isEmpty(password)) {
- mLockPatternUtils.saveLockPassword(password, null, quality, userHandle);
+ if (token == null) {
+ if (!TextUtils.isEmpty(password)) {
+ mLockPatternUtils.saveLockPassword(password, null, quality, userHandle);
+ } else {
+ mLockPatternUtils.clearLock(null, userHandle);
+ }
+ result = true;
} else {
- mLockPatternUtils.clearLock(userHandle);
+ result = mLockPatternUtils.setLockCredentialWithToken(password,
+ TextUtils.isEmpty(password) ? LockPatternUtils.CREDENTIAL_TYPE_NONE
+ : LockPatternUtils.CREDENTIAL_TYPE_PASSWORD,
+ quality, tokenHandle, token, userHandle);
}
boolean requireEntry = (flags & DevicePolicyManager.RESET_PASSWORD_REQUIRE_ENTRY) != 0;
if (requireEntry) {
} finally {
mInjector.binderRestoreCallingIdentity(ident);
}
-
- return true;
+ return result;
}
private boolean isLockScreenSecureUnchecked(int userId) {
Preconditions.checkArgument(timeoutMs >= 0, "Timeout must not be a negative number.");
// timeoutMs with value 0 means that the admin doesn't participate
// timeoutMs is clamped to the interval in case the internal constants change in the future
- if (timeoutMs != 0 && timeoutMs < MINIMUM_STRONG_AUTH_TIMEOUT_MS) {
- timeoutMs = MINIMUM_STRONG_AUTH_TIMEOUT_MS;
+ final long minimumStrongAuthTimeout = getMinimumStrongAuthTimeoutMs();
+ if (timeoutMs != 0 && timeoutMs < minimumStrongAuthTimeout) {
+ timeoutMs = minimumStrongAuthTimeout;
}
if (timeoutMs > DevicePolicyManager.DEFAULT_STRONG_AUTH_TIMEOUT_MS) {
timeoutMs = DevicePolicyManager.DEFAULT_STRONG_AUTH_TIMEOUT_MS;
strongAuthUnlockTimeout = Math.min(timeout, strongAuthUnlockTimeout);
}
}
- return Math.max(strongAuthUnlockTimeout, MINIMUM_STRONG_AUTH_TIMEOUT_MS);
+ return Math.max(strongAuthUnlockTimeout, getMinimumStrongAuthTimeoutMs());
+ }
+ }
+
+ private long getMinimumStrongAuthTimeoutMs() {
+ if (!mInjector.isBuildDebuggable()) {
+ return MINIMUM_STRONG_AUTH_TIMEOUT_MS;
}
+ // ideally the property was named persist.sys.min_strong_auth_timeout, but system property
+ // name cannot be longer than 31 characters
+ return Math.min(mInjector.systemPropertiesGetLong("persist.sys.min_str_auth_timeo",
+ MINIMUM_STRONG_AUTH_TIMEOUT_MS),
+ MINIMUM_STRONG_AUTH_TIMEOUT_MS);
}
@Override
- public void lockNow(boolean parent) {
+ public void lockNow(int flags, boolean parent) {
if (!mHasFeature) {
return;
}
+
+ final int callingUserId = mInjector.userHandleGetCallingUserId();
synchronized (this) {
// This API can only be called by an active device admin,
// so try to retrieve it to check that the caller is one.
- getActiveAdminForCallerLocked(
+ final ActiveAdmin admin = getActiveAdminForCallerLocked(
null, DeviceAdminInfo.USES_POLICY_FORCE_LOCK, parent);
- int userToLock = mInjector.userHandleGetCallingUserId();
-
- // Unless this is a managed profile with work challenge enabled, lock all users.
- if (parent || !isSeparateProfileChallengeEnabled(userToLock)) {
- userToLock = UserHandle.USER_ALL;
- }
final long ident = mInjector.binderClearCallingIdentity();
try {
+ // Evict key
+ if ((flags & DevicePolicyManager.FLAG_EVICT_CREDENTIAL_ENCRYPTION_KEY) != 0) {
+ enforceManagedProfile(
+ callingUserId, "set FLAG_EVICT_CREDENTIAL_ENCRYPTION_KEY");
+ if (!isProfileOwner(admin.info.getComponent(), callingUserId)) {
+ throw new SecurityException("Only profile owner admins can set "
+ + "FLAG_EVICT_CREDENTIAL_ENCRYPTION_KEY");
+ }
+ if (parent) {
+ throw new IllegalArgumentException(
+ "Cannot set FLAG_EVICT_CREDENTIAL_ENCRYPTION_KEY for the parent");
+ }
+ if (!mInjector.storageManagerIsFileBasedEncryptionEnabled()) {
+ throw new UnsupportedOperationException(
+ "FLAG_EVICT_CREDENTIAL_ENCRYPTION_KEY only applies to FBE devices");
+ }
+ mUserManager.evictCredentialEncryptionKey(callingUserId);
+ }
+
+ // Lock all users unless this is a managed profile with a separate challenge
+ final int userToLock = (parent || !isSeparateProfileChallengeEnabled(callingUserId)
+ ? UserHandle.USER_ALL : callingUserId);
mLockPatternUtils.requireStrongAuth(
STRONG_AUTH_REQUIRED_AFTER_DPM_LOCK_NOW, userToLock);
+
+ // Require authentication for the device or profile
if (userToLock == UserHandle.USER_ALL) {
// Power off the display
mInjector.powerManagerGoToSleep(SystemClock.uptimeMillis(),
}
@Override
- public void enforceCanManageCaCerts(ComponentName who) {
+ public void enforceCanManageCaCerts(ComponentName who, String callerPackage) {
if (who == null) {
- if (!isCallerDelegatedCertInstaller()) {
+ if (!isCallerDelegate(callerPackage, DELEGATION_CERT_INSTALL)) {
mContext.enforceCallingOrSelfPermission(MANAGE_CA_CERTIFICATES, null);
}
} else {
- synchronized (this) {
- getActiveAdminForCallerLocked(who, DeviceAdminInfo.USES_POLICY_PROFILE_OWNER);
- }
- }
- }
-
- private void enforceCanManageInstalledKeys(ComponentName who) {
- if (who == null) {
- if (!isCallerDelegatedCertInstaller()) {
- throw new SecurityException("who == null, but caller is not cert installer");
- }
- } else {
- synchronized (this) {
- getActiveAdminForCallerLocked(who, DeviceAdminInfo.USES_POLICY_PROFILE_OWNER);
- }
+ enforceProfileOrDeviceOwner(who);
}
}
- private boolean isCallerDelegatedCertInstaller() {
- final int callingUid = mInjector.binderGetCallingUid();
- final int userHandle = UserHandle.getUserId(callingUid);
+ private void enforceProfileOrDeviceOwner(ComponentName who) {
synchronized (this) {
- final DevicePolicyData policy = getUserData(userHandle);
- if (policy.mDelegatedCertInstallerPackage == null) {
- return false;
- }
-
- try {
- int uid = mContext.getPackageManager().getPackageUidAsUser(
- policy.mDelegatedCertInstallerPackage, userHandle);
- return uid == callingUid;
- } catch (NameNotFoundException e) {
- return false;
- }
+ getActiveAdminForCallerLocked(who, DeviceAdminInfo.USES_POLICY_PROFILE_OWNER);
}
}
}
saveSettingsLocked(userId);
}
- new MonitoringCertNotificationTask().execute(userId);
+ mCertificateMonitor.onCertificateApprovalsChanged(userId);
return true;
}
getUserData(userInfo.id).mAcceptedCaCertificates.clear();
saveSettingsLocked(userInfo.id);
}
-
- new MonitoringCertNotificationTask().execute(userInfo.id);
+ mCertificateMonitor.onCertificateApprovalsChanged(userId);
}
}
}
@Override
- public boolean installCaCert(ComponentName admin, byte[] certBuffer) throws RemoteException {
- enforceCanManageCaCerts(admin);
-
- byte[] pemCert;
- try {
- X509Certificate cert = parseCert(certBuffer);
- pemCert = Credentials.convertToPem(cert);
- } catch (CertificateException ce) {
- Log.e(LOG_TAG, "Problem converting cert", ce);
- return false;
- } catch (IOException ioe) {
- Log.e(LOG_TAG, "Problem reading cert", ioe);
+ public boolean installCaCert(ComponentName admin, String callerPackage, byte[] certBuffer)
+ throws RemoteException {
+ if (!mHasFeature) {
return false;
}
+ enforceCanManageCaCerts(admin, callerPackage);
- final UserHandle userHandle = new UserHandle(UserHandle.getCallingUserId());
+ final String alias;
+
+ final UserHandle userHandle = mInjector.binderGetCallingUserHandle();
final long id = mInjector.binderClearCallingIdentity();
try {
- final KeyChainConnection keyChainConnection = KeyChain.bindAsUser(mContext, userHandle);
- try {
- keyChainConnection.getService().installCaCertificate(pemCert);
- return true;
- } catch (RemoteException e) {
- Log.e(LOG_TAG, "installCaCertsToKeyChain(): ", e);
- } finally {
- keyChainConnection.close();
+ alias = mCertificateMonitor.installCaCert(userHandle, certBuffer);
+ if (alias == null) {
+ Log.w(LOG_TAG, "Problem installing cert");
+ return false;
}
- } catch (InterruptedException e1) {
- Log.w(LOG_TAG, "installCaCertsToKeyChain(): ", e1);
- Thread.currentThread().interrupt();
} finally {
mInjector.binderRestoreCallingIdentity(id);
}
- return false;
- }
- private static X509Certificate parseCert(byte[] certBuffer) throws CertificateException {
- CertificateFactory certFactory = CertificateFactory.getInstance("X.509");
- return (X509Certificate) certFactory.generateCertificate(new ByteArrayInputStream(
- certBuffer));
+ synchronized (this) {
+ getUserData(userHandle.getIdentifier()).mOwnerInstalledCaCerts.add(alias);
+ saveSettingsLocked(userHandle.getIdentifier());
+ }
+ return true;
}
@Override
- public void uninstallCaCerts(ComponentName admin, String[] aliases) {
- enforceCanManageCaCerts(admin);
+ public void uninstallCaCerts(ComponentName admin, String callerPackage, String[] aliases) {
+ if (!mHasFeature) {
+ return;
+ }
+ enforceCanManageCaCerts(admin, callerPackage);
- final UserHandle userHandle = new UserHandle(UserHandle.getCallingUserId());
+ final int userId = mInjector.userHandleGetCallingUserId();
final long id = mInjector.binderClearCallingIdentity();
try {
- final KeyChainConnection keyChainConnection = KeyChain.bindAsUser(mContext, userHandle);
- try {
- for (int i = 0 ; i < aliases.length; i++) {
- keyChainConnection.getService().deleteCaCertificate(aliases[i]);
- }
- } catch (RemoteException e) {
- Log.e(LOG_TAG, "from CaCertUninstaller: ", e);
- } finally {
- keyChainConnection.close();
- }
- } catch (InterruptedException ie) {
- Log.w(LOG_TAG, "CaCertUninstaller: ", ie);
- Thread.currentThread().interrupt();
+ mCertificateMonitor.uninstallCaCerts(UserHandle.of(userId), aliases);
} finally {
mInjector.binderRestoreCallingIdentity(id);
}
+
+ synchronized (this) {
+ if (getUserData(userId).mOwnerInstalledCaCerts.removeAll(Arrays.asList(aliases))) {
+ saveSettingsLocked(userId);
+ }
+ }
}
@Override
- public boolean installKeyPair(ComponentName who, byte[] privKey, byte[] cert, byte[] chain,
- String alias, boolean requestAccess) {
- enforceCanManageInstalledKeys(who);
+ public boolean installKeyPair(ComponentName who, String callerPackage, byte[] privKey,
+ byte[] cert, byte[] chain, String alias, boolean requestAccess) {
+ enforceCanManageScope(who, callerPackage, DeviceAdminInfo.USES_POLICY_PROFILE_OWNER,
+ DELEGATION_CERT_INSTALL);
+
final int callingUid = mInjector.binderGetCallingUid();
final long id = mInjector.binderClearCallingIdentity();
}
@Override
- public boolean removeKeyPair(ComponentName who, String alias) {
- enforceCanManageInstalledKeys(who);
+ public boolean removeKeyPair(ComponentName who, String callerPackage, String alias) {
+ enforceCanManageScope(who, callerPackage, DeviceAdminInfo.USES_POLICY_PROFILE_OWNER,
+ DELEGATION_CERT_INSTALL);
final UserHandle userHandle = new UserHandle(UserHandle.getCallingUserId());
final long id = Binder.clearCallingIdentity();
private void sendPrivateKeyAliasResponse(final String alias, final IBinder responseBinder) {
final IKeyChainAliasCallback keyChainAliasResponse =
IKeyChainAliasCallback.Stub.asInterface(responseBinder);
- new AsyncTask<Void, Void, Void>() {
- @Override
- protected Void doInBackground(Void... unused) {
- try {
- keyChainAliasResponse.alias(alias);
- } catch (Exception e) {
- // Catch everything (not just RemoteException): caller could throw a
- // RuntimeException back across processes.
- Log.e(LOG_TAG, "error while responding to callback", e);
+ // Send the response. It's OK to do this from the main thread because IKeyChainAliasCallback
+ // is oneway, which means it won't block if the recipient lives in another process.
+ try {
+ keyChainAliasResponse.alias(alias);
+ } catch (Exception e) {
+ // Caller could throw RuntimeException or RemoteException back across processes. Catch
+ // everything just to be sure.
+ Log.e(LOG_TAG, "error while responding to callback", e);
+ }
+ }
+
+ /**
+ * Determine whether DPMS should check if a delegate package is already installed before
+ * granting it new delegations via {@link #setDelegatedScopes}.
+ */
+ private static boolean shouldCheckIfDelegatePackageIsInstalled(String delegatePackage,
+ int targetSdk, List<String> scopes) {
+ // 1) Never skip is installed check from N.
+ if (targetSdk >= Build.VERSION_CODES.N) {
+ return true;
+ }
+ // 2) Skip if DELEGATION_CERT_INSTALL is the only scope being given.
+ if (scopes.size() == 1 && scopes.get(0).equals(DELEGATION_CERT_INSTALL)) {
+ return false;
+ }
+ // 3) Skip if all previously granted scopes are being cleared.
+ if (scopes.isEmpty()) {
+ return false;
+ }
+ // Otherwise it should check that delegatePackage is installed.
+ return true;
+ }
+
+ /**
+ * Set the scopes of a device owner or profile owner delegate.
+ *
+ * @param who the device owner or profile owner.
+ * @param delegatePackage the name of the delegate package.
+ * @param scopes the list of delegation scopes to be given to the delegate package.
+ */
+ @Override
+ public void setDelegatedScopes(ComponentName who, String delegatePackage,
+ List<String> scopes) throws SecurityException {
+ Preconditions.checkNotNull(who, "ComponentName is null");
+ Preconditions.checkStringNotEmpty(delegatePackage, "Delegate package is null or empty");
+ Preconditions.checkCollectionElementsNotNull(scopes, "Scopes");
+ // Remove possible duplicates.
+ scopes = new ArrayList(new ArraySet(scopes));
+ // Ensure given scopes are valid.
+ if (scopes.retainAll(Arrays.asList(DELEGATIONS))) {
+ throw new IllegalArgumentException("Unexpected delegation scopes");
+ }
+
+ // Retrieve the user ID of the calling process.
+ final int userId = mInjector.userHandleGetCallingUserId();
+ synchronized (this) {
+ // Ensure calling process is device/profile owner.
+ getActiveAdminForCallerLocked(who, DeviceAdminInfo.USES_POLICY_PROFILE_OWNER);
+ // Ensure the delegate is installed (skip this for DELEGATION_CERT_INSTALL in pre-N).
+ if (shouldCheckIfDelegatePackageIsInstalled(delegatePackage,
+ getTargetSdk(who.getPackageName(), userId), scopes)) {
+ // Throw when the delegate package is not installed.
+ if (!isPackageInstalledForUser(delegatePackage, userId)) {
+ throw new IllegalArgumentException("Package " + delegatePackage
+ + " is not installed on the current user");
}
- return null;
}
- }.execute();
+
+ // Set the new delegate in user policies.
+ final DevicePolicyData policy = getUserData(userId);
+ if (!scopes.isEmpty()) {
+ policy.mDelegationMap.put(delegatePackage, new ArrayList<>(scopes));
+ } else {
+ // Remove any delegation info if the given scopes list is empty.
+ policy.mDelegationMap.remove(delegatePackage);
+ }
+
+ // Notify delegate package of updates.
+ final Intent intent = new Intent(
+ DevicePolicyManager.ACTION_APPLICATION_DELEGATION_SCOPES_CHANGED);
+ // Only call receivers registered with Context#registerReceiver (don’t wake delegate).
+ intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY);
+ // Limit components this intent resolves to to the delegate package.
+ intent.setPackage(delegatePackage);
+ // Include the list of delegated scopes as an extra.
+ intent.putStringArrayListExtra(DevicePolicyManager.EXTRA_DELEGATION_SCOPES,
+ (ArrayList<String>) scopes);
+ // Send the broadcast.
+ mContext.sendBroadcastAsUser(intent, UserHandle.of(userId));
+
+ // Persist updates.
+ saveSettingsLocked(userId);
+ }
}
+ /**
+ * Get the delegation scopes given to a delegate package by a device owner or profile owner.
+ *
+ * A DO/PO can get the scopes of any package. A non DO/PO package can get its own scopes by
+ * passing in {@code null} as the {@code who} parameter and its own name as the
+ * {@code delegatepackage}.
+ *
+ * @param who the device owner or profile owner, or {@code null} if the caller is
+ * {@code delegatePackage}.
+ * @param delegatePackage the name of the delegate package whose scopes are to be retrieved.
+ * @return a list of the delegation scopes currently given to {@code delegatePackage}.
+ */
@Override
- public void setCertInstallerPackage(ComponentName who, String installerPackage)
+ @NonNull
+ public List<String> getDelegatedScopes(ComponentName who,
+ String delegatePackage) throws SecurityException {
+ Preconditions.checkNotNull(delegatePackage, "Delegate package is null");
+
+ // Retrieve the user ID of the calling process.
+ final int callingUid = mInjector.binderGetCallingUid();
+ final int userId = UserHandle.getUserId(callingUid);
+ synchronized (this) {
+ // Ensure calling process is device/profile owner.
+ if (who != null) {
+ getActiveAdminForCallerLocked(who, DeviceAdminInfo.USES_POLICY_PROFILE_OWNER);
+ // Or ensure calling process is delegatePackage itself.
+ } else {
+ int uid = 0;
+ try {
+ uid = mInjector.getPackageManager()
+ .getPackageUidAsUser(delegatePackage, userId);
+ } catch(NameNotFoundException e) {
+ }
+ if (uid != callingUid) {
+ throw new SecurityException("Caller with uid " + callingUid + " is not "
+ + delegatePackage);
+ }
+ }
+ final DevicePolicyData policy = getUserData(userId);
+ // Retrieve the scopes assigned to delegatePackage, or null if no scope was given.
+ final List<String> scopes = policy.mDelegationMap.get(delegatePackage);
+ return scopes == null ? Collections.EMPTY_LIST : scopes;
+ }
+ }
+
+ /**
+ * Get a list of packages that were given a specific delegation scopes by a device owner or
+ * profile owner.
+ *
+ * @param who the device owner or profile owner.
+ * @param scope the scope whose delegates are to be retrieved.
+ * @return a list of the delegate packages currently given the {@code scope} delegation.
+ */
+ @NonNull
+ public List<String> getDelegatePackages(ComponentName who, String scope)
throws SecurityException {
- int userHandle = UserHandle.getCallingUserId();
+ Preconditions.checkNotNull(who, "ComponentName is null");
+ Preconditions.checkNotNull(scope, "Scope is null");
+ if (!Arrays.asList(DELEGATIONS).contains(scope)) {
+ throw new IllegalArgumentException("Unexpected delegation scope: " + scope);
+ }
+
+ // Retrieve the user ID of the calling process.
+ final int userId = mInjector.userHandleGetCallingUserId();
synchronized (this) {
+ // Ensure calling process is device/profile owner.
getActiveAdminForCallerLocked(who, DeviceAdminInfo.USES_POLICY_PROFILE_OWNER);
- if (getTargetSdk(who.getPackageName(), userHandle) >= Build.VERSION_CODES.N) {
- if (installerPackage != null &&
- !isPackageInstalledForUser(installerPackage, userHandle)) {
- throw new IllegalArgumentException("Package " + installerPackage
- + " is not installed on the current user");
+ final DevicePolicyData policy = getUserData(userId);
+
+ // Create a list to hold the resulting delegate packages.
+ final List<String> delegatePackagesWithScope = new ArrayList<>();
+ // Add all delegations containing scope to the result list.
+ for (int i = 0; i < policy.mDelegationMap.size(); i++) {
+ if (policy.mDelegationMap.valueAt(i).contains(scope)) {
+ delegatePackagesWithScope.add(policy.mDelegationMap.keyAt(i));
}
}
- DevicePolicyData policy = getUserData(userHandle);
- policy.mDelegatedCertInstallerPackage = installerPackage;
- saveSettingsLocked(userHandle);
+ return delegatePackagesWithScope;
}
}
- @Override
- public String getCertInstallerPackage(ComponentName who) throws SecurityException {
- int userHandle = UserHandle.getCallingUserId();
+ /**
+ * Check whether a caller application has been delegated a given scope via
+ * {@link #setDelegatedScopes} to access privileged APIs on the behalf of a profile owner or
+ * device owner.
+ * <p>
+ * This is done by checking that {@code callerPackage} was granted {@code scope} delegation and
+ * then comparing the calling UID with the UID of {@code callerPackage} as reported by
+ * {@link PackageManager#getPackageUidAsUser}.
+ *
+ * @param callerPackage the name of the package that is trying to invoke a function in the DPMS.
+ * @param scope the delegation scope to be checked.
+ * @return {@code true} if the calling process is a delegate of {@code scope}.
+ */
+ private boolean isCallerDelegate(String callerPackage, String scope) {
+ Preconditions.checkNotNull(callerPackage, "callerPackage is null");
+ if (!Arrays.asList(DELEGATIONS).contains(scope)) {
+ throw new IllegalArgumentException("Unexpected delegation scope: " + scope);
+ }
+
+ // Retrieve the UID and user ID of the calling process.
+ final int callingUid = mInjector.binderGetCallingUid();
+ final int userId = UserHandle.getUserId(callingUid);
synchronized (this) {
+ // Retrieve user policy data.
+ final DevicePolicyData policy = getUserData(userId);
+ // Retrieve the list of delegation scopes granted to callerPackage.
+ final List<String> scopes = policy.mDelegationMap.get(callerPackage);
+ // Check callingUid only if callerPackage has the required scope delegation.
+ if (scopes != null && scopes.contains(scope)) {
+ try {
+ // Retrieve the expected UID for callerPackage.
+ final int uid = mInjector.getPackageManager()
+ .getPackageUidAsUser(callerPackage, userId);
+ // Return true if the caller is actually callerPackage.
+ return uid == callingUid;
+ } catch (NameNotFoundException e) {
+ // Ignore.
+ }
+ }
+ return false;
+ }
+ }
+
+ /**
+ * Throw a security exception if a ComponentName is given and it is not a device/profile owner
+ * or if the calling process is not a delegate of the given scope.
+ *
+ * @param who the device owner of profile owner, or null if {@code callerPackage} is a
+ * {@code scope} delegate.
+ * @param callerPackage the name of the calling package. Required if {@code who} is
+ * {@code null}.
+ * @param reqPolicy the policy used in the API whose access permission is being checked.
+ * @param scope the delegation scope corresponding to the API being checked.
+ * @throws SecurityException if {@code who} is given and is not an owner for {@code reqPolicy};
+ * or when {@code who} is {@code null} and {@code callerPackage} is not a delegate
+ * of {@code scope}.
+ */
+ private void enforceCanManageScope(ComponentName who, String callerPackage, int reqPolicy,
+ String scope) {
+ // If a ComponentName is given ensure it is a device or profile owner according to policy.
+ if (who != null) {
+ synchronized (this) {
+ getActiveAdminForCallerLocked(who, reqPolicy);
+ }
+ // If no ComponentName is given ensure calling process has scope delegation.
+ } else if (!isCallerDelegate(callerPackage, scope)) {
+ throw new SecurityException("Caller with uid " + mInjector.binderGetCallingUid()
+ + " is not a delegate of scope " + scope + ".");
+ }
+ }
+
+ /**
+ * Helper function to preserve delegation behavior pre-O when using the deprecated functions
+ * {@code #setCertInstallerPackage} and {@code #setApplicationRestrictionsManagingPackage}.
+ */
+ private void setDelegatedScopePreO(ComponentName who,
+ String delegatePackage, String scope) {
+ Preconditions.checkNotNull(who, "ComponentName is null");
+
+ final int userId = mInjector.userHandleGetCallingUserId();
+ synchronized(this) {
+ // Ensure calling process is device/profile owner.
getActiveAdminForCallerLocked(who, DeviceAdminInfo.USES_POLICY_PROFILE_OWNER);
- DevicePolicyData policy = getUserData(userHandle);
- return policy.mDelegatedCertInstallerPackage;
+ final DevicePolicyData policy = getUserData(userId);
+
+ if (delegatePackage != null) {
+ // Set package as a delegate for scope if it is not already one.
+ List<String> scopes = policy.mDelegationMap.get(delegatePackage);
+ if (scopes == null) {
+ scopes = new ArrayList<>();
+ }
+ if (!scopes.contains(scope)) {
+ scopes.add(scope);
+ setDelegatedScopes(who, delegatePackage, scopes);
+ }
+ }
+
+ // Clear any existing scope delegates.
+ for (int i = 0; i < policy.mDelegationMap.size(); i++) {
+ final String currentPackage = policy.mDelegationMap.keyAt(i);
+ final List<String> currentScopes = policy.mDelegationMap.valueAt(i);
+
+ if (!currentPackage.equals(delegatePackage) && currentScopes.contains(scope)) {
+ final List<String> newScopes = new ArrayList(currentScopes);
+ newScopes.remove(scope);
+ setDelegatedScopes(who, currentPackage, newScopes);
+ }
+ }
}
}
+ @Override
+ public void setCertInstallerPackage(ComponentName who, String installerPackage)
+ throws SecurityException {
+ setDelegatedScopePreO(who, installerPackage, DELEGATION_CERT_INSTALL);
+ }
+
+ @Override
+ public String getCertInstallerPackage(ComponentName who) throws SecurityException {
+ final List<String> delegatePackages = getDelegatePackages(who, DELEGATION_CERT_INSTALL);
+ return delegatePackages.size() > 0 ? delegatePackages.get(0) : null;
+ }
+
/**
* @return {@code true} if the package is installed and set as always-on, {@code false} if it is
* not installed and therefore not available.
@Override
public boolean setAlwaysOnVpnPackage(ComponentName admin, String vpnPackage, boolean lockdown)
throws SecurityException {
- synchronized (this) {
- getActiveAdminForCallerLocked(admin, DeviceAdminInfo.USES_POLICY_PROFILE_OWNER);
- }
+ enforceProfileOrDeviceOwner(admin);
final int userId = mInjector.userHandleGetCallingUserId();
final long token = mInjector.binderClearCallingIdentity();
@Override
public String getAlwaysOnVpnPackage(ComponentName admin)
throws SecurityException {
- synchronized (this) {
- getActiveAdminForCallerLocked(admin, DeviceAdminInfo.USES_POLICY_PROFILE_OWNER);
- }
+ enforceProfileOrDeviceOwner(admin);
final int userId = mInjector.userHandleGetCallingUserId();
final long token = mInjector.binderClearCallingIdentity();
}
}
- private void wipeDataNoLock(boolean wipeExtRequested, String reason) {
+ private void forceWipeDeviceNoLock(boolean wipeExtRequested, String reason, boolean wipeEuicc) {
+ wtfIfInLock();
+
if (wipeExtRequested) {
StorageManager sm = (StorageManager) mContext.getSystemService(
Context.STORAGE_SERVICE);
sm.wipeAdoptableDisks();
}
try {
- RecoverySystem.rebootWipeUserData(mContext, reason);
+ mInjector.recoverySystemRebootWipeUserData(
+ /*shutdown=*/ false, reason, /*force=*/ true, /*wipeEuicc=*/ wipeEuicc);
} catch (IOException | SecurityException e) {
Slog.w(LOG_TAG, "Failed requesting data wipe", e);
}
}
+ private void forceWipeUser(int userId) {
+ try {
+ IActivityManager am = mInjector.getIActivityManager();
+ if (am.getCurrentUser().id == userId) {
+ am.switchUser(UserHandle.USER_SYSTEM);
+ }
+
+ boolean userRemoved = mUserManagerInternal.removeUserEvenWhenDisallowed(userId);
+ if (!userRemoved) {
+ Slog.w(LOG_TAG, "Couldn't remove user " + userId);
+ } else if (isManagedProfile(userId)) {
+ sendWipeProfileNotification();
+ }
+ } catch (RemoteException re) {
+ // Shouldn't happen
+ }
+ }
+
@Override
public void wipeData(int flags) {
if (!mHasFeature) {
return;
}
- final int userHandle = mInjector.userHandleGetCallingUserId();
- enforceFullCrossUsersPermission(userHandle);
+ enforceFullCrossUsersPermission(mInjector.userHandleGetCallingUserId());
- final String source;
+ final ActiveAdmin admin;
synchronized (this) {
- // This API can only be called by an active device admin,
- // so try to retrieve it to check that the caller is one.
- final ActiveAdmin admin = getActiveAdminForCallerLocked(null,
- DeviceAdminInfo.USES_POLICY_WIPE_DATA);
- source = admin.info.getComponent().flattenToShortString();
-
- long ident = mInjector.binderClearCallingIdentity();
- try {
- if ((flags & WIPE_RESET_PROTECTION_DATA) != 0) {
- if (!isDeviceOwner(admin.info.getComponent(), userHandle)) {
- throw new SecurityException(
- "Only device owner admins can set WIPE_RESET_PROTECTION_DATA");
- }
- PersistentDataBlockManager manager = (PersistentDataBlockManager)
- mContext.getSystemService(Context.PERSISTENT_DATA_BLOCK_SERVICE);
- if (manager != null) {
- manager.wipe();
- }
- }
- } finally {
- mInjector.binderRestoreCallingIdentity(ident);
- }
+ admin = getActiveAdminForCallerLocked(null, DeviceAdminInfo.USES_POLICY_WIPE_DATA);
}
- final boolean wipeExtRequested = (flags & WIPE_EXTERNAL_STORAGE) != 0;
- wipeDeviceNoLock(wipeExtRequested, userHandle,
- "DevicePolicyManager.wipeData() from " + source);
+ String reason = "DevicePolicyManager.wipeData() from "
+ + admin.info.getComponent().flattenToShortString();
+ wipeDataNoLock(
+ admin.info.getComponent(), flags, reason, admin.getUserHandle().getIdentifier());
}
- private void wipeDeviceNoLock(boolean wipeExtRequested, final int userHandle, String reason) {
- final long ident = mInjector.binderClearCallingIdentity();
+ private void wipeDataNoLock(ComponentName admin, int flags, String reason, int userId) {
+ wtfIfInLock();
+
+ long ident = mInjector.binderClearCallingIdentity();
try {
- if (userHandle == UserHandle.USER_SYSTEM) {
- wipeDataNoLock(wipeExtRequested, reason);
+ // First check whether the admin is allowed to wipe the device/user/profile.
+ final String restriction;
+ if (userId == UserHandle.USER_SYSTEM) {
+ restriction = UserManager.DISALLOW_FACTORY_RESET;
+ } else if (isManagedProfile(userId)) {
+ restriction = UserManager.DISALLOW_REMOVE_MANAGED_PROFILE;
} else {
- mHandler.post(new Runnable() {
- @Override
- public void run() {
- try {
- IActivityManager am = mInjector.getIActivityManager();
- if (am.getCurrentUser().id == userHandle) {
- am.switchUser(UserHandle.USER_SYSTEM);
- }
+ restriction = UserManager.DISALLOW_REMOVE_USER;
+ }
+ if (isAdminAffectedByRestriction(admin, restriction, userId)) {
+ throw new SecurityException("Cannot wipe data. " + restriction
+ + " restriction is set for user " + userId);
+ }
- boolean isManagedProfile = isManagedProfile(userHandle);
- if (!mUserManager.removeUser(userHandle)) {
- Slog.w(LOG_TAG, "Couldn't remove user " + userHandle);
- } else if (isManagedProfile) {
- sendWipeProfileNotification();
- }
- } catch (RemoteException re) {
- // Shouldn't happen
- }
- }
- });
+ if ((flags & WIPE_RESET_PROTECTION_DATA) != 0) {
+ if (!isDeviceOwner(admin, userId)) {
+ throw new SecurityException(
+ "Only device owner admins can set WIPE_RESET_PROTECTION_DATA");
+ }
+ PersistentDataBlockManager manager = (PersistentDataBlockManager)
+ mContext.getSystemService(Context.PERSISTENT_DATA_BLOCK_SERVICE);
+ if (manager != null) {
+ manager.wipe();
+ }
+ }
+
+ // TODO If split user is enabled and the device owner is set in the primary user
+ // (rather than system), we should probably trigger factory reset. Current code just
+ // removes that user (but still clears FRP...)
+ if (userId == UserHandle.USER_SYSTEM) {
+ forceWipeDeviceNoLock(/*wipeExtRequested=*/ (flags & WIPE_EXTERNAL_STORAGE) != 0,
+ reason, /*wipeEuicc=*/ (flags & WIPE_EUICC) != 0);
+ } else {
+ forceWipeUser(userId);
}
} finally {
mInjector.binderRestoreCallingIdentity(ident);
private void sendWipeProfileNotification() {
String contentText = mContext.getString(R.string.work_profile_deleted_description_dpm_wipe);
- Notification notification = new Notification.Builder(mContext)
- .setSmallIcon(android.R.drawable.stat_sys_warning)
- .setContentTitle(mContext.getString(R.string.work_profile_deleted))
- .setContentText(contentText)
- .setColor(mContext.getColor(R.color.system_notification_accent_color))
- .setStyle(new Notification.BigTextStyle().bigText(contentText))
- .build();
- mInjector.getNotificationManager().notify(PROFILE_WIPED_NOTIFICATION_ID, notification);
+ Notification notification =
+ new Notification.Builder(mContext, SystemNotificationChannels.DEVICE_ADMIN)
+ .setSmallIcon(android.R.drawable.stat_sys_warning)
+ .setContentTitle(mContext.getString(R.string.work_profile_deleted))
+ .setContentText(contentText)
+ .setColor(mContext.getColor(R.color.system_notification_accent_color))
+ .setStyle(new Notification.BigTextStyle().bigText(contentText))
+ .build();
+ mInjector.getNotificationManager().notify(SystemMessage.NOTE_PROFILE_WIPED, notification);
}
private void clearWipeProfileNotification() {
- mInjector.getNotificationManager().cancel(PROFILE_WIPED_NOTIFICATION_ID);
+ mInjector.getNotificationManager().cancel(SystemMessage.NOTE_PROFILE_WIPED);
}
@Override
}
}
+ /**
+ * Notify DPMS regarding the metric of the current password. This happens when the user changes
+ * the password, but also when the user just unlocks the keyguard. In comparison,
+ * reportPasswordChanged() is only called when the user changes the password.
+ */
@Override
- public void setActivePasswordState(int quality, int length, int letters, int uppercase,
- int lowercase, int numbers, int symbols, int nonletter, int userHandle) {
+ public void setActivePasswordState(PasswordMetrics metrics, int userHandle) {
if (!mHasFeature) {
return;
}
// If the managed profile doesn't have a separate password, set the metrics to default
if (isManagedProfile(userHandle) && !isSeparateProfileChallengeEnabled(userHandle)) {
- quality = DevicePolicyManager.PASSWORD_QUALITY_UNSPECIFIED;
- length = 0;
- letters = 0;
- uppercase = 0;
- lowercase = 0;
- numbers = 0;
- symbols = 0;
- nonletter = 0;
+ metrics = new PasswordMetrics();
}
- validateQualityConstant(quality);
+ validateQualityConstant(metrics.quality);
DevicePolicyData policy = getUserData(userHandle);
synchronized (this) {
- policy.mActivePasswordQuality = quality;
- policy.mActivePasswordLength = length;
- policy.mActivePasswordLetters = letters;
- policy.mActivePasswordLowerCase = lowercase;
- policy.mActivePasswordUpperCase = uppercase;
- policy.mActivePasswordNumeric = numbers;
- policy.mActivePasswordSymbols = symbols;
- policy.mActivePasswordNonLetter = nonletter;
+ policy.mActivePasswordMetrics = metrics;
+ policy.mPasswordStateHasBeenSetSinceBoot = true;
}
}
@Override
- public void reportPasswordChanged(int userId) {
+ public void reportPasswordChanged(@UserIdInt int userId) {
if (!mHasFeature) {
return;
}
try {
synchronized (this) {
policy.mFailedPasswordAttempts = 0;
+ updatePasswordValidityCheckpointLocked(userId);
saveSettingsLocked(userId);
updatePasswordExpirationsLocked(userId);
setExpirationAlarmCheckLocked(mContext, userId, /* parent */ false);
mContext.enforceCallingOrSelfPermission(
android.Manifest.permission.BIND_DEVICE_ADMIN, null);
+ boolean wipeData = false;
+ ActiveAdmin strictestAdmin = null;
final long ident = mInjector.binderClearCallingIdentity();
try {
- boolean wipeData = false;
- int identifier = 0;
synchronized (this) {
DevicePolicyData policy = getUserData(userHandle);
policy.mFailedPasswordAttempts++;
saveSettingsLocked(userHandle);
if (mHasFeature) {
- ActiveAdmin strictestAdmin = getAdminWithMinimumFailedPasswordsForWipeLocked(
+ strictestAdmin = getAdminWithMinimumFailedPasswordsForWipeLocked(
userHandle, /* parent */ false);
int max = strictestAdmin != null
? strictestAdmin.maximumFailedPasswordsForWipe : 0;
if (max > 0 && policy.mFailedPasswordAttempts >= max) {
- // Wipe the user/profile associated with the policy that was violated. This
- // is not necessarily calling user: if the policy that fired was from a
- // managed profile rather than the main user profile, we wipe former only.
wipeData = true;
- identifier = strictestAdmin.getUserHandle().getIdentifier();
}
sendAdminCommandForLockscreenPoliciesLocked(
DeviceAdminInfo.USES_POLICY_WATCH_LOGIN, userHandle);
}
}
- if (wipeData) {
- // Call without holding lock.
- wipeDeviceNoLock(false, identifier,
- "reportFailedPasswordAttempt()");
- }
} finally {
mInjector.binderRestoreCallingIdentity(ident);
}
+ if (wipeData && strictestAdmin != null) {
+ final int userId = strictestAdmin.getUserHandle().getIdentifier();
+ Slog.i(LOG_TAG, "Max failed password attempts policy reached for admin: "
+ + strictestAdmin.info.getComponent().flattenToShortString()
+ + ". Calling wipeData for user " + userId);
+
+ // Attempt to wipe the device/user/profile associated with the admin, as if the
+ // admin had called wipeData(). That way we can check whether the admin is actually
+ // allowed to wipe the device (e.g. a regular device admin shouldn't be able to wipe the
+ // device if the device owner has set DISALLOW_FACTORY_RESET, but the DO should be
+ // able to do so).
+ // IMPORTANT: Call without holding the lock to prevent deadlock.
+ try {
+ wipeDataNoLock(strictestAdmin.info.getComponent(),
+ /*flags=*/ 0,
+ /*reason=*/ "reportFailedPasswordAttempt()",
+ userId);
+ } catch (SecurityException e) {
+ Slog.w(LOG_TAG, "Failed to wipe user " + userId
+ + " after max failed password attempts reached.", e);
+ }
+ }
+
if (mInjector.securityLogIsLoggingEnabled()) {
SecurityLog.writeEvent(SecurityLog.TAG_KEYGUARD_DISMISS_AUTH_ATTEMPT, /*result*/ 0,
/*method strength*/ 1);
}
/**
- * Set whether auto time is required by the specified admin (must be device owner).
+ * Set whether auto time is required by the specified admin (must be device or profile owner).
*/
@Override
public void setAutoTimeRequired(ComponentName who, boolean required) {
final int userHandle = UserHandle.getCallingUserId();
synchronized (this) {
ActiveAdmin admin = getActiveAdminForCallerLocked(who,
- DeviceAdminInfo.USES_POLICY_DEVICE_OWNER);
+ DeviceAdminInfo.USES_POLICY_PROFILE_OWNER);
if (admin.requireAutoTime != required) {
admin.requireAutoTime = required;
saveSettingsLocked(userHandle);
}
/**
- * Returns whether or not auto time is required by the device owner.
+ * Returns whether or not auto time is required by the device owner or any profile owner.
*/
@Override
public boolean getAutoTimeRequired() {
}
synchronized (this) {
ActiveAdmin deviceOwner = getDeviceOwnerAdminLocked();
- return (deviceOwner != null) ? deviceOwner.requireAutoTime : false;
+ if (deviceOwner != null && deviceOwner.requireAutoTime) {
+ // If the device owner enforces auto time, we don't need to check the PO's
+ return true;
+ }
+
+ // Now check to see if any profile owner on any user enforces auto time
+ for (Integer userId : mOwners.getProfileOwnerKeys()) {
+ ActiveAdmin profileOwner = getProfileOwnerAdminLocked(userId);
+ if (profileOwner != null && profileOwner.requireAutoTime) {
+ return true;
+ }
+ }
+
+ return false;
}
}
}
}
- private boolean isDeviceOwnerManagedSingleUserDevice() {
- synchronized (this) {
- if (!mOwners.hasDeviceOwner()) {
- return false;
- }
- }
- final long callingIdentity = mInjector.binderClearCallingIdentity();
- try {
- if (mInjector.userManagerIsSplitSystemUser()) {
- // In split system user mode, only allow the case where the device owner is managing
- // the only non-system user of the device
- return (mUserManager.getUserCount() == 2
- && mOwners.getDeviceOwnerUserId() != UserHandle.USER_SYSTEM);
- } else {
- return mUserManager.getUserCount() == 1;
- }
- } finally {
- mInjector.binderRestoreCallingIdentity(callingIdentity);
- }
- }
-
- private void ensureDeviceOwnerManagingSingleUser(ComponentName who) throws SecurityException {
+ private void ensureDeviceOwnerAndAllUsersAffiliated(ComponentName who) throws SecurityException {
synchronized (this) {
getActiveAdminForCallerLocked(who, DeviceAdminInfo.USES_POLICY_DEVICE_OWNER);
- }
- if (!isDeviceOwnerManagedSingleUserDevice()) {
- throw new SecurityException(
- "There should only be one user, managed by Device Owner");
+ if (!areAllUsersAffiliatedWithDeviceLocked()) {
+ throw new SecurityException("Not all users are affiliated.");
+ }
}
}
return false;
}
Preconditions.checkNotNull(who, "ComponentName is null");
- ensureDeviceOwnerManagingSingleUser(who);
+
+ // TODO: If an unaffiliated user is removed, the admin will be able to request a bugreport
+ // which could still contain data related to that user. Should we disallow that, e.g. until
+ // next boot? Might not be needed given that this still requires user consent.
+ ensureDeviceOwnerAndAllUsersAffiliated(who);
if (mRemoteBugreportServiceIsActive.get()
|| (getDeviceOwnerRemoteBugreportUri() != null)) {
return false;
}
+ final long currentTime = System.currentTimeMillis();
+ synchronized (this) {
+ DevicePolicyData policyData = getUserData(UserHandle.USER_SYSTEM);
+ if (currentTime > policyData.mLastBugReportRequestTime) {
+ policyData.mLastBugReportRequestTime = currentTime;
+ saveSettingsLocked(UserHandle.USER_SYSTEM);
+ }
+ }
+
final long callingIdentity = mInjector.binderClearCallingIdentity();
try {
- ActivityManagerNative.getDefault().requestBugReport(
+ mInjector.getIActivityManager().requestBugReport(
ActivityManager.BUGREPORT_OPTION_REMOTE);
mRemoteBugreportServiceIsActive.set(true);
mRemoteBugreportSharingAccepted.set(false);
registerRemoteBugreportReceivers();
- mInjector.getNotificationManager().notifyAsUser(LOG_TAG, RemoteBugreportUtils.NOTIFICATION_ID,
+ mInjector.getNotificationManager().notifyAsUser(LOG_TAG,
+ RemoteBugreportUtils.NOTIFICATION_ID,
RemoteBugreportUtils.buildNotification(mContext,
DevicePolicyManager.NOTIFICATION_BUGREPORT_STARTED), UserHandle.ALL);
mHandler.postDelayed(mRemoteBugreportTimeoutRunnable,
}
@Override
- public void setKeepUninstalledPackages(ComponentName who, List<String> packageList) {
+ public void setKeepUninstalledPackages(ComponentName who, String callerPackage,
+ List<String> packageList) {
if (!mHasFeature) {
return;
}
- Preconditions.checkNotNull(who, "ComponentName is null");
Preconditions.checkNotNull(packageList, "packageList is null");
final int userHandle = UserHandle.getCallingUserId();
synchronized (this) {
- ActiveAdmin admin = getActiveAdminForCallerLocked(who,
- DeviceAdminInfo.USES_POLICY_DEVICE_OWNER);
- admin.keepUninstalledPackages = packageList;
+ // Ensure the caller is a DO or a keep uninstalled packages delegate.
+ enforceCanManageScope(who, callerPackage, DeviceAdminInfo.USES_POLICY_DEVICE_OWNER,
+ DELEGATION_KEEP_UNINSTALLED_PACKAGES);
+ // Get the device owner
+ ActiveAdmin deviceOwner = getDeviceOwnerAdminLocked();
+ // Set list of packages to be kept even if uninstalled.
+ deviceOwner.keepUninstalledPackages = packageList;
+ // Save settings.
saveSettingsLocked(userHandle);
+ // Notify package manager.
mInjector.getPackageManagerInternal().setKeepUninstalledPackages(packageList);
}
}
@Override
- public List<String> getKeepUninstalledPackages(ComponentName who) {
- Preconditions.checkNotNull(who, "ComponentName is null");
+ public List<String> getKeepUninstalledPackages(ComponentName who, String callerPackage) {
if (!mHasFeature) {
return null;
}
// TODO In split system user mode, allow apps on user 0 to query the list
synchronized (this) {
- // Check if this is the device owner who is calling
- getActiveAdminForCallerLocked(who, DeviceAdminInfo.USES_POLICY_DEVICE_OWNER);
+ // Ensure the caller is a DO or a keep uninstalled packages delegate.
+ enforceCanManageScope(who, callerPackage, DeviceAdminInfo.USES_POLICY_DEVICE_OWNER,
+ DELEGATION_KEEP_UNINSTALLED_PACKAGES);
return getKeepUninstalledPackagesLocked();
}
}
hasIncompatibleAccountsOrNonAdbNoLock(userId, admin);
synchronized (this) {
enforceCanSetDeviceOwnerLocked(admin, userId, hasIncompatibleAccountsOrNonAdb);
- if (getActiveAdminUncheckedLocked(admin, userId) == null
+ final ActiveAdmin activeAdmin = getActiveAdminUncheckedLocked(admin, userId);
+ if (activeAdmin == null
|| getUserData(userId).mRemovingAdmins.contains(admin)) {
throw new IllegalArgumentException("Not active admin: " + admin);
}
mInjector.binderRestoreCallingIdentity(ident);
}
+ if (isAdb()) {
+ // Log device owner provisioning was started using adb.
+ MetricsLogger.action(mContext, PROVISIONING_ENTRY_POINT_ADB, LOG_TAG_DEVICE_OWNER);
+ }
+
mOwners.setDeviceOwner(admin, ownerName, userId);
mOwners.writeDeviceOwner();
updateDeviceOwnerLocked();
setDeviceOwnerSystemPropertyLocked();
- Intent intent = new Intent(DevicePolicyManager.ACTION_DEVICE_OWNER_CHANGED);
+
+ final Set<String> restrictions =
+ UserRestrictionsUtils.getDefaultEnabledForDeviceOwner();
+ if (!restrictions.isEmpty()) {
+ for (String restriction : restrictions) {
+ activeAdmin.ensureUserRestrictions().putBoolean(restriction, true);
+ }
+ activeAdmin.defaultEnabledRestrictionsAlreadySet.addAll(restrictions);
+ Slog.i(LOG_TAG, "Enabled the following restrictions by default: " + restrictions);
+
+ saveUserRestrictionsLocked(userId);
+ }
ident = mInjector.binderClearCallingIdentity();
try {
// TODO Send to system too?
- mContext.sendBroadcastAsUser(intent, new UserHandle(userId));
+ mContext.sendBroadcastAsUser(
+ new Intent(DevicePolicyManager.ACTION_DEVICE_OWNER_CHANGED)
+ .addFlags(Intent.FLAG_RECEIVER_INCLUDE_BACKGROUND),
+ UserHandle.of(userId));
} finally {
mInjector.binderRestoreCallingIdentity(ident);
}
+ mDeviceAdminServiceController.startServiceForOwner(
+ admin.getPackageName(), userId, "set-device-owner");
+
Slog.i(LOG_TAG, "Device owner set: " + admin + " on user " + userId);
return true;
}
}
+ @Override
+ public boolean hasDeviceOwner() {
+ enforceDeviceOwnerOrManageUsers();
+ return mOwners.hasDeviceOwner();
+ }
+
+ boolean isDeviceOwner(ActiveAdmin admin) {
+ return isDeviceOwner(admin.info.getComponent(), admin.getUserHandle().getIdentifier());
+ }
+
public boolean isDeviceOwner(ComponentName who, int userId) {
synchronized (this) {
return mOwners.hasDeviceOwner()
}
}
+ private boolean isDeviceOwnerPackage(String packageName, int userId) {
+ synchronized (this) {
+ return mOwners.hasDeviceOwner()
+ && mOwners.getDeviceOwnerUserId() == userId
+ && mOwners.getDeviceOwnerPackageName().equals(packageName);
+ }
+ }
+
+ private boolean isProfileOwnerPackage(String packageName, int userId) {
+ synchronized (this) {
+ return mOwners.hasProfileOwner(userId)
+ && mOwners.getProfileOwnerPackage(userId).equals(packageName);
+ }
+ }
+
public boolean isProfileOwner(ComponentName who, int userId) {
final ComponentName profileOwner = getProfileOwner(userId);
return who != null && who.equals(profileOwner);
}
}
- // Returns the active device owner or null if there is no device owner.
+ /** Returns the active device owner or {@code null} if there is no device owner. */
@VisibleForTesting
ActiveAdmin getDeviceOwnerAdminLocked() {
ComponentName component = mOwners.getDeviceOwnerComponent();
Preconditions.checkNotNull(packageName, "packageName is null");
final int callingUid = mInjector.binderGetCallingUid();
try {
- int uid = mContext.getPackageManager().getPackageUidAsUser(packageName,
+ int uid = mInjector.getPackageManager().getPackageUidAsUser(packageName,
UserHandle.getUserId(callingUid));
if (uid != callingUid) {
throw new SecurityException("Invalid packageName");
try {
clearDeviceOwnerLocked(admin, deviceOwnerUserId);
removeActiveAdminLocked(deviceOwnerComponent, deviceOwnerUserId);
+ Intent intent = new Intent(DevicePolicyManager.ACTION_DEVICE_OWNER_CHANGED);
+ intent.addFlags(Intent.FLAG_RECEIVER_INCLUDE_BACKGROUND);
+ mContext.sendBroadcastAsUser(intent, UserHandle.of(deviceOwnerUserId));
} finally {
mInjector.binderRestoreCallingIdentity(ident);
}
}
private void clearDeviceOwnerLocked(ActiveAdmin admin, int userId) {
+ mDeviceAdminServiceController.stopServiceForOwner(userId, "clear-device-owner");
+
if (admin != null) {
admin.disableCamera = false;
admin.userRestrictions = null;
+ admin.defaultEnabledRestrictionsAlreadySet.clear();
admin.forceEphemeralUsers = false;
+ admin.isNetworkLoggingEnabled = false;
mUserManagerInternal.setForceEphemeralUsers(admin.forceEphemeralUsers);
}
+ final DevicePolicyData policyData = getUserData(userId);
+ policyData.mCurrentInputMethodSet = false;
+ saveSettingsLocked(userId);
+ final DevicePolicyData systemPolicyData = getUserData(UserHandle.USER_SYSTEM);
+ systemPolicyData.mLastSecurityLogRetrievalTime = -1;
+ systemPolicyData.mLastBugReportRequestTime = -1;
+ systemPolicyData.mLastNetworkLogsRetrievalTime = -1;
+ saveSettingsLocked(UserHandle.USER_SYSTEM);
clearUserPoliciesLocked(userId);
mOwners.clearDeviceOwner();
mOwners.writeDeviceOwner();
updateDeviceOwnerLocked();
- disableDeviceOwnerManagedSingleUserFeaturesIfNeeded();
+
+ clearDeviceOwnerUserRestrictionLocked(UserHandle.of(userId));
+ mInjector.securityLogSetLoggingEnabledProperty(false);
+ mSecurityLogMonitor.stop();
+ setNetworkLoggingActiveInternal(false);
+
try {
if (mInjector.getIBackupManager() != null) {
// Reactivate backup service.
synchronized (this) {
enforceCanSetProfileOwnerLocked(who, userHandle, hasIncompatibleAccountsOrNonAdb);
- if (getActiveAdminUncheckedLocked(who, userHandle) == null
- || getUserData(userHandle).mRemovingAdmins.contains(who)) {
+ final ActiveAdmin admin = getActiveAdminUncheckedLocked(who, userHandle);
+ if (admin == null || getUserData(userHandle).mRemovingAdmins.contains(who)) {
throw new IllegalArgumentException("Not active admin: " + who);
}
+ if (isAdb()) {
+ // Log profile owner provisioning was started using adb.
+ MetricsLogger.action(mContext, PROVISIONING_ENTRY_POINT_ADB, LOG_TAG_PROFILE_OWNER);
+ }
+
mOwners.setProfileOwner(who, ownerName, userHandle);
mOwners.writeProfileOwner(userHandle);
Slog.i(LOG_TAG, "Profile owner set: " + who + " on user " + userHandle);
+
+ final long id = mInjector.binderClearCallingIdentity();
+ try {
+ if (mUserManager.isManagedProfile(userHandle)) {
+ maybeSetDefaultRestrictionsForAdminLocked(userHandle, admin,
+ UserRestrictionsUtils.getDefaultEnabledForManagedProfiles());
+ ensureUnknownSourcesRestrictionForProfileOwnerLocked(userHandle, admin,
+ true /* newOwner */);
+ }
+ } finally {
+ mInjector.binderRestoreCallingIdentity(id);
+ }
+ mDeviceAdminServiceController.startServiceForOwner(
+ who.getPackageName(), userHandle, "set-profile-owner");
return true;
}
}
if (!mHasFeature) {
return;
}
- final UserHandle callingUser = mInjector.binderGetCallingUserHandle();
- final int userId = callingUser.getIdentifier();
+ Preconditions.checkNotNull(who, "ComponentName is null");
+
+ final int userId = mInjector.userHandleGetCallingUserId();
enforceNotManagedProfile(userId, "clear profile owner");
enforceUserUnlocked(userId);
- // Check if this is the profile owner who is calling
- final ActiveAdmin admin =
- getActiveAdminForCallerLocked(who, DeviceAdminInfo.USES_POLICY_PROFILE_OWNER);
synchronized (this) {
+ // Check if this is the profile owner who is calling
+ final ActiveAdmin admin =
+ getActiveAdminForCallerLocked(who, DeviceAdminInfo.USES_POLICY_PROFILE_OWNER);
+
final long ident = mInjector.binderClearCallingIdentity();
try {
clearProfileOwnerLocked(admin, userId);
}
public void clearProfileOwnerLocked(ActiveAdmin admin, int userId) {
+ mDeviceAdminServiceController.stopServiceForOwner(userId, "clear-profile-owner");
+
if (admin != null) {
admin.disableCamera = false;
admin.userRestrictions = null;
+ admin.defaultEnabledRestrictionsAlreadySet.clear();
}
+ final DevicePolicyData policyData = getUserData(userId);
+ policyData.mCurrentInputMethodSet = false;
+ policyData.mOwnerInstalledCaCerts.clear();
+ saveSettingsLocked(userId);
clearUserPoliciesLocked(userId);
mOwners.removeProfileOwner(userId);
mOwners.writeProfileOwner(userId);
}
private void clearUserPoliciesLocked(int userId) {
- // Reset some of the user-specific policies
- DevicePolicyData policy = getUserData(userId);
+ // Reset some of the user-specific policies.
+ final DevicePolicyData policy = getUserData(userId);
policy.mPermissionPolicy = DevicePolicyManager.PERMISSION_POLICY_PROMPT;
- policy.mDelegatedCertInstallerPackage = null;
- policy.mApplicationRestrictionsManagingPackage = null;
+ // Clear delegations.
+ policy.mDelegationMap.clear();
policy.mStatusBarDisabled = false;
policy.mUserProvisioningState = DevicePolicyManager.STATE_USER_UNMANAGED;
+ policy.mAffiliationIds.clear();
+ policy.mLockTaskPackages.clear();
saveSettingsLocked(userId);
try {
boolean transitionCheckNeeded = true;
// Calling identity/permission checks.
- final int callingUid = mInjector.binderGetCallingUid();
- if (callingUid == Process.SHELL_UID || callingUid == Process.ROOT_UID) {
+ if (isAdb()) {
// ADB shell can only move directly from un-managed to finalized as part of directly
// setting profile-owner or device-owner.
if (getUserProvisioningState(userHandle) !=
getActiveAdminForCallerLocked(who, DeviceAdminInfo.USES_POLICY_PROFILE_OWNER);
final int userId = UserHandle.getCallingUserId();
enforceManagedProfile(userId, "enable the profile");
-
+ // Check if the profile is already enabled.
+ UserInfo managedProfile = getUserInfo(userId);
+ if (managedProfile.isEnabled()) {
+ Slog.e(LOG_TAG,
+ "setProfileEnabled is called when the profile is already enabled");
+ return;
+ }
long id = mInjector.binderClearCallingIdentity();
try {
mUserManager.setUserEnabled(userId);
}
/**
+ * Calls wtfStack() if called with the DPMS lock held.
+ */
+ private void wtfIfInLock() {
+ if (Thread.holdsLock(this)) {
+ Slog.wtfStack(LOG_TAG, "Shouldn't be called with DPMS lock held");
+ }
+ }
+
+ /**
* The profile owner can only be set by adb or an app with the MANAGE_PROFILE_AND_DEVICE_OWNERS
* permission.
* The profile owner can only be set before the user setup phase has completed,
throw new IllegalStateException("Trying to set the profile owner, but the user "
+ "already has a device owner.");
}
- int callingUid = mInjector.binderGetCallingUid();
- if (callingUid == Process.SHELL_UID || callingUid == Process.ROOT_UID) {
+ if (isAdb()) {
if ((mIsWatch || hasUserSetupCompleted(userHandle))
&& hasIncompatibleAccountsOrNonAdb) {
throw new IllegalStateException("Not allowed to set the profile owner because "
*/
private void enforceCanSetDeviceOwnerLocked(@Nullable ComponentName owner, int userId,
boolean hasIncompatibleAccountsOrNonAdb) {
- int callingUid = mInjector.binderGetCallingUid();
- boolean isAdb = callingUid == Process.SHELL_UID || callingUid == Process.ROOT_UID;
- if (!isAdb) {
+ if (!isAdb()) {
enforceCanManageProfileAndDeviceOwners();
}
- final int code = checkSetDeviceOwnerPreConditionLocked(owner, userId, isAdb,
- hasIncompatibleAccountsOrNonAdb);
+ final int code = checkDeviceOwnerProvisioningPreConditionLocked(
+ owner, userId, isAdb(), hasIncompatibleAccountsOrNonAdb);
switch (code) {
case CODE_OK:
return;
throw new IllegalStateException("Not allowed to set the device owner because this "
+ "device has already paired");
default:
- throw new IllegalStateException("Unknown @DeviceOwnerPreConditionCode " + code);
+ throw new IllegalStateException("Unexpected @ProvisioningPreCondition " + code);
}
}
"User must be running and unlocked");
}
- private void enforceUserUnlocked(int userId, boolean parent) {
+ private void enforceUserUnlocked(@UserIdInt int userId, boolean parent) {
if (parent) {
enforceUserUnlocked(getProfileParentId(userId));
} else {
}
private void enforceFullCrossUsersPermission(int userHandle) {
- enforceSystemUserOrPermission(userHandle,
+ enforceSystemUserOrPermissionIfCrossUser(userHandle,
android.Manifest.permission.INTERACT_ACROSS_USERS_FULL);
}
private void enforceCrossUsersPermission(int userHandle) {
- enforceSystemUserOrPermission(userHandle,
+ enforceSystemUserOrPermissionIfCrossUser(userHandle,
android.Manifest.permission.INTERACT_ACROSS_USERS);
}
- private void enforceSystemUserOrPermission(int userHandle, String permission) {
+ private void enforceSystemUserOrPermission(String permission) {
+ if (!(isCallerWithSystemUid() || mInjector.binderGetCallingUid() == Process.ROOT_UID)) {
+ mContext.enforceCallingOrSelfPermission(permission,
+ "Must be system or have " + permission + " permission");
+ }
+ }
+
+ private void enforceSystemUserOrPermissionIfCrossUser(int userHandle, String permission) {
if (userHandle < 0) {
throw new IllegalArgumentException("Invalid userId " + userHandle);
}
- final int callingUid = mInjector.binderGetCallingUid();
- if (userHandle == UserHandle.getUserId(callingUid)) {
+ if (userHandle == mInjector.userHandleGetCallingUserId()) {
return;
}
- if (!(isCallerWithSystemUid() || callingUid == Process.ROOT_UID)) {
- mContext.enforceCallingOrSelfPermission(permission,
- "Must be system or have " + permission + " permission");
- }
+ enforceSystemUserOrPermission(permission);
}
private void enforceManagedProfile(int userHandle, String message) {
enforceManageUsers();
}
+ private void enforceProfileOwnerOrSystemUser() {
+ synchronized (this) {
+ if (getActiveAdminWithPolicyForUidLocked(null,
+ DeviceAdminInfo.USES_POLICY_PROFILE_OWNER, mInjector.binderGetCallingUid())
+ != null) {
+ return;
+ }
+ }
+ Preconditions.checkState(isCallerWithSystemUid(),
+ "Only profile owner, device owner and system may call this method.");
+ }
+
+ private void enforceProfileOwnerOrFullCrossUsersPermission(int userId) {
+ if (userId == mInjector.userHandleGetCallingUserId()) {
+ synchronized (this) {
+ if (getActiveAdminWithPolicyForUidLocked(null,
+ DeviceAdminInfo.USES_POLICY_PROFILE_OWNER, mInjector.binderGetCallingUid())
+ != null) {
+ // Device Owner/Profile Owner may access the user it runs on.
+ return;
+ }
+ }
+ }
+ // Otherwise, INTERACT_ACROSS_USERS_FULL permission, system UID or root UID is required.
+ enforceSystemUserOrPermission(android.Manifest.permission.INTERACT_ACROSS_USERS_FULL);
+ }
+
private void ensureCallerPackage(@Nullable String packageName) {
if (packageName == null) {
Preconditions.checkState(isCallerWithSystemUid(),
return UserHandle.isSameApp(mInjector.binderGetCallingUid(), Process.SYSTEM_UID);
}
- private int getProfileParentId(int userHandle) {
+ protected int getProfileParentId(int userHandle) {
final long ident = mInjector.binderClearCallingIdentity();
try {
UserInfo parentUser = mUserManager.getProfileParent(userHandle);
}
private boolean isManagedProfile(int userHandle) {
- return getUserInfo(userHandle).isManagedProfile();
+ final UserInfo user = getUserInfo(userHandle);
+ return user != null && user.isManagedProfile();
}
private void enableIfNecessary(String packageName, int userId) {
try {
- ApplicationInfo ai = mIPackageManager.getApplicationInfo(packageName,
- PackageManager.GET_DISABLED_UNTIL_USED_COMPONENTS,
- userId);
+ final ApplicationInfo ai = mIPackageManager.getApplicationInfo(packageName,
+ PackageManager.MATCH_DISABLED_UNTIL_USED_COMPONENTS, userId);
if (ai.enabledSetting
== PackageManager.COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED) {
mIPackageManager.setApplicationEnabledSetting(packageName,
@Override
protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) {
- if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP)
- != PackageManager.PERMISSION_GRANTED) {
-
- pw.println("Permission Denial: can't dump DevicePolicyManagerService from from pid="
- + mInjector.binderGetCallingPid()
- + ", uid=" + mInjector.binderGetCallingUid());
- return;
- }
+ if (!DumpUtils.checkDumpPermission(mContext, LOG_TAG, pw)) return;
synchronized (this) {
pw.println("Current Device Policy Manager state:");
+
mOwners.dump(" ", pw);
+ mDeviceAdminServiceController.dump(" ", pw);
int userCount = mUserData.size();
for (int u = 0; u < userCount; u++) {
DevicePolicyData policy = getUserData(mUserData.keyAt(u));
pw.print(" mPasswordOwner="); pw.println(policy.mPasswordOwner);
}
pw.println();
- pw.println("Encryption Status: " + getEncryptionStatusName(getEncryptionStatus()));
+ mConstants.dump(" ", pw);
+ pw.println();
+ pw.println(" Encryption Status: " + getEncryptionStatusName(getEncryptionStatus()));
}
}
long id = mInjector.binderClearCallingIdentity();
try {
mIPackageManager.addPersistentPreferredActivity(filter, activity, userHandle);
+ mIPackageManager.flushPackageRestrictionsAsUser(userHandle);
} catch (RemoteException re) {
// Shouldn't happen
} finally {
long id = mInjector.binderClearCallingIdentity();
try {
mIPackageManager.clearPackagePersistentPreferredActivities(packageName, userHandle);
+ mIPackageManager.flushPackageRestrictionsAsUser(userHandle);
} catch (RemoteException re) {
// Shouldn't happen
} finally {
@Override
public boolean setApplicationRestrictionsManagingPackage(ComponentName admin,
String packageName) {
- Preconditions.checkNotNull(admin, "ComponentName is null");
-
- final int userHandle = mInjector.userHandleGetCallingUserId();
- synchronized (this) {
- getActiveAdminForCallerLocked(admin, DeviceAdminInfo.USES_POLICY_PROFILE_OWNER);
- if (packageName != null && !isPackageInstalledForUser(packageName, userHandle)) {
- return false;
- }
- DevicePolicyData policy = getUserData(userHandle);
- policy.mApplicationRestrictionsManagingPackage = packageName;
- saveSettingsLocked(userHandle);
- return true;
+ try {
+ setDelegatedScopePreO(admin, packageName, DELEGATION_APP_RESTRICTIONS);
+ } catch (IllegalArgumentException e) {
+ return false;
}
+ return true;
}
@Override
public String getApplicationRestrictionsManagingPackage(ComponentName admin) {
- Preconditions.checkNotNull(admin, "ComponentName is null");
-
- final int userHandle = mInjector.userHandleGetCallingUserId();
- synchronized (this) {
- getActiveAdminForCallerLocked(admin, DeviceAdminInfo.USES_POLICY_PROFILE_OWNER);
- DevicePolicyData policy = getUserData(userHandle);
- return policy.mApplicationRestrictionsManagingPackage;
- }
+ final List<String> delegatePackages = getDelegatePackages(admin,
+ DELEGATION_APP_RESTRICTIONS);
+ return delegatePackages.size() > 0 ? delegatePackages.get(0) : null;
}
@Override
- public boolean isCallerApplicationRestrictionsManagingPackage() {
- final int callingUid = mInjector.binderGetCallingUid();
- final int userHandle = UserHandle.getUserId(callingUid);
- synchronized (this) {
- final DevicePolicyData policy = getUserData(userHandle);
- if (policy.mApplicationRestrictionsManagingPackage == null) {
- return false;
- }
-
- try {
- int uid = mContext.getPackageManager().getPackageUidAsUser(
- policy.mApplicationRestrictionsManagingPackage, userHandle);
- return uid == callingUid;
- } catch (NameNotFoundException e) {
- return false;
- }
- }
- }
-
- private void enforceCanManageApplicationRestrictions(ComponentName who) {
- if (who != null) {
- synchronized (this) {
- getActiveAdminForCallerLocked(who, DeviceAdminInfo.USES_POLICY_PROFILE_OWNER);
- }
- } else if (!isCallerApplicationRestrictionsManagingPackage()) {
- throw new SecurityException(
- "No admin component given, and caller cannot manage application restrictions "
- + "for other apps.");
- }
+ public boolean isCallerApplicationRestrictionsManagingPackage(String callerPackage) {
+ return isCallerDelegate(callerPackage, DELEGATION_APP_RESTRICTIONS);
}
@Override
- public void setApplicationRestrictions(ComponentName who, String packageName, Bundle settings) {
- enforceCanManageApplicationRestrictions(who);
+ public void setApplicationRestrictions(ComponentName who, String callerPackage,
+ String packageName, Bundle settings) {
+ enforceCanManageScope(who, callerPackage, DeviceAdminInfo.USES_POLICY_PROFILE_OWNER,
+ DELEGATION_APP_RESTRICTIONS);
final UserHandle userHandle = mInjector.binderGetCallingUserHandle();
final long id = mInjector.binderClearCallingIdentity();
boolean systemService = false;
try {
ApplicationInfo applicationInfo = mIPackageManager.getApplicationInfo(
- enabledPackage, PackageManager.GET_UNINSTALLED_PACKAGES, userIdToCheck);
+ enabledPackage, PackageManager.MATCH_UNINSTALLED_PACKAGES,
+ userIdToCheck);
systemService = (applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0;
} catch (RemoteException e) {
Log.i(LOG_TAG, "Can't talk to package managed", e);
if (admin.permittedAccessiblityServices == null) {
return true;
}
- return checkPackagesInPermittedListOrSystem(Arrays.asList(packageName),
+ return checkPackagesInPermittedListOrSystem(Collections.singletonList(packageName),
admin.permittedAccessiblityServices, userHandle);
}
}
private boolean checkCallerIsCurrentUserOrProfile() {
- int callingUserId = UserHandle.getCallingUserId();
- long token = mInjector.binderClearCallingIdentity();
+ final int callingUserId = UserHandle.getCallingUserId();
+ final long token = mInjector.binderClearCallingIdentity();
try {
UserInfo currentUser;
UserInfo callingUser = getUserInfo(callingUserId);
return false;
}
+ final int callingUserId = mInjector.userHandleGetCallingUserId();
if (packageList != null) {
// InputMethodManager fetches input methods for current user.
// So this can only be set when calling user is the current user
enabledPackages.add(ime.getPackageName());
}
if (!checkPackagesInPermittedListOrSystem(enabledPackages, packageList,
- mInjector.binderGetCallingUserHandle().getIdentifier())) {
+ callingUserId)) {
Slog.e(LOG_TAG, "Cannot set permitted input methods, "
+ "because it contains already enabled input method.");
return false;
ActiveAdmin admin = getActiveAdminForCallerLocked(who,
DeviceAdminInfo.USES_POLICY_PROFILE_OWNER);
admin.permittedInputMethods = packageList;
- saveSettingsLocked(UserHandle.getCallingUserId());
+ saveSettingsLocked(callingUserId);
}
return true;
}
if (admin.permittedInputMethods == null) {
return true;
}
- return checkPackagesInPermittedListOrSystem(Arrays.asList(packageName),
+ return checkPackagesInPermittedListOrSystem(Collections.singletonList(packageName),
admin.permittedInputMethods, userHandle);
}
}
- private void sendAdminEnabledBroadcastLocked(int userHandle) {
- DevicePolicyData policyData = getUserData(userHandle);
- if (policyData.mAdminBroadcastPending) {
- // Send the initialization data to profile owner and delete the data
- ActiveAdmin admin = getProfileOwnerAdminLocked(userHandle);
- if (admin != null) {
- PersistableBundle initBundle = policyData.mInitBundle;
- sendAdminCommandLocked(admin, DeviceAdminReceiver.ACTION_DEVICE_ADMIN_ENABLED,
- initBundle == null ? null : new Bundle(initBundle), null);
- }
- policyData.mInitBundle = null;
- policyData.mAdminBroadcastPending = false;
- saveSettingsLocked(userHandle);
+ @Override
+ public boolean setPermittedCrossProfileNotificationListeners(
+ ComponentName who, List<String> packageList) {
+ if (!mHasFeature) {
+ return false;
}
+ Preconditions.checkNotNull(who, "ComponentName is null");
+
+ final int callingUserId = mInjector.userHandleGetCallingUserId();
+ if (!isManagedProfile(callingUserId)) {
+ return false;
+ }
+
+ synchronized (this) {
+ ActiveAdmin admin = getActiveAdminForCallerLocked(
+ who, DeviceAdminInfo.USES_POLICY_PROFILE_OWNER);
+ admin.permittedNotificationListeners = packageList;
+ saveSettingsLocked(callingUserId);
+ }
+ return true;
}
@Override
- public UserHandle createAndManageUser(ComponentName admin, String name,
- ComponentName profileOwner, PersistableBundle adminExtras, int flags) {
- Preconditions.checkNotNull(admin, "admin is null");
- Preconditions.checkNotNull(profileOwner, "profileOwner is null");
- if (!admin.getPackageName().equals(profileOwner.getPackageName())) {
- throw new IllegalArgumentException("profileOwner " + profileOwner + " and admin "
+ public List<String> getPermittedCrossProfileNotificationListeners(ComponentName who) {
+ if (!mHasFeature) {
+ return null;
+ }
+ Preconditions.checkNotNull(who, "ComponentName is null");
+
+ synchronized (this) {
+ ActiveAdmin admin = getActiveAdminForCallerLocked(
+ who, DeviceAdminInfo.USES_POLICY_PROFILE_OWNER);
+ return admin.permittedNotificationListeners;
+ }
+ }
+
+ @Override
+ public boolean isNotificationListenerServicePermitted(String packageName, int userId) {
+ if (!mHasFeature) {
+ return true;
+ }
+
+ Preconditions.checkStringNotEmpty(packageName, "packageName is null or empty");
+ if (!isCallerWithSystemUid()) {
+ throw new SecurityException(
+ "Only the system can query if a notification listener service is permitted");
+ }
+ synchronized (this) {
+ ActiveAdmin profileOwner = getProfileOwnerAdminLocked(userId);
+ if (profileOwner == null || profileOwner.permittedNotificationListeners == null) {
+ return true;
+ }
+ return checkPackagesInPermittedListOrSystem(Collections.singletonList(packageName),
+ profileOwner.permittedNotificationListeners, userId);
+
+ }
+ }
+
+
+ private void sendAdminEnabledBroadcastLocked(int userHandle) {
+ DevicePolicyData policyData = getUserData(userHandle);
+ if (policyData.mAdminBroadcastPending) {
+ // Send the initialization data to profile owner and delete the data
+ ActiveAdmin admin = getProfileOwnerAdminLocked(userHandle);
+ if (admin != null) {
+ PersistableBundle initBundle = policyData.mInitBundle;
+ sendAdminCommandLocked(admin, DeviceAdminReceiver.ACTION_DEVICE_ADMIN_ENABLED,
+ initBundle == null ? null : new Bundle(initBundle), null);
+ }
+ policyData.mInitBundle = null;
+ policyData.mAdminBroadcastPending = false;
+ saveSettingsLocked(userHandle);
+ }
+ }
+
+ @Override
+ public UserHandle createAndManageUser(ComponentName admin, String name,
+ ComponentName profileOwner, PersistableBundle adminExtras, int flags) {
+ Preconditions.checkNotNull(admin, "admin is null");
+ Preconditions.checkNotNull(profileOwner, "profileOwner is null");
+ if (!admin.getPackageName().equals(profileOwner.getPackageName())) {
+ throw new IllegalArgumentException("profileOwner " + profileOwner + " and admin "
+ admin + " are not in the same package");
}
// Only allow the system user to use this method
if (!mInjector.binderGetCallingUserHandle().isSystem()) {
throw new SecurityException("createAndManageUser was called from non-system user");
}
- if (!mInjector.userManagerIsSplitSystemUser()
- && (flags & DevicePolicyManager.MAKE_USER_EPHEMERAL) != 0) {
+ final boolean ephemeral = (flags & DevicePolicyManager.MAKE_USER_EPHEMERAL) != 0;
+ final boolean demo = (flags & DevicePolicyManager.MAKE_USER_DEMO) != 0
+ && UserManager.isDeviceInDemoMode(mContext);
+ if (ephemeral && !mInjector.userManagerIsSplitSystemUser() && !demo) {
throw new IllegalArgumentException(
"Ephemeral users are only supported on systems with a split system user.");
}
final long id = mInjector.binderClearCallingIdentity();
try {
int userInfoFlags = 0;
- if ((flags & DevicePolicyManager.MAKE_USER_EPHEMERAL) != 0) {
+ if (ephemeral) {
userInfoFlags |= UserInfo.FLAG_EPHEMERAL;
}
+ if (demo) {
+ userInfoFlags |= UserInfo.FLAG_DEMO;
+ }
UserInfo userInfo = mUserManagerInternal.createUserEvenWhenDisallowed(name,
userInfoFlags);
if (userInfo != null) {
try {
// Install the profile owner if not present.
if (!mIPackageManager.isPackageAvailable(adminPkg, userHandle)) {
- mIPackageManager.installExistingPackageAsUser(adminPkg, userHandle);
+ mIPackageManager.installExistingPackageAsUser(adminPkg, userHandle,
+ 0 /*installFlags*/, PackageManager.INSTALL_REASON_POLICY);
}
} catch (RemoteException e) {
Slog.e(LOG_TAG, "Failed to make remote calls for createAndManageUser, "
Preconditions.checkNotNull(who, "ComponentName is null");
synchronized (this) {
getActiveAdminForCallerLocked(who, DeviceAdminInfo.USES_POLICY_DEVICE_OWNER);
+ }
- long id = mInjector.binderClearCallingIdentity();
- try {
- return mUserManager.removeUser(userHandle.getIdentifier());
- } finally {
- mInjector.binderRestoreCallingIdentity(id);
+ final int callingUserId = mInjector.userHandleGetCallingUserId();
+ final long id = mInjector.binderClearCallingIdentity();
+ try {
+ String restriction = isManagedProfile(userHandle.getIdentifier())
+ ? UserManager.DISALLOW_REMOVE_MANAGED_PROFILE
+ : UserManager.DISALLOW_REMOVE_USER;
+ if (isAdminAffectedByRestriction(who, restriction, callingUserId)) {
+ Log.w(LOG_TAG, "The device owner cannot remove a user because "
+ + restriction + " is enabled, and was not set by the device owner");
+ return false;
}
+ return mUserManagerInternal.removeUserEvenWhenDisallowed(userHandle.getIdentifier());
+ } finally {
+ mInjector.binderRestoreCallingIdentity(id);
+ }
+ }
+
+ private boolean isAdminAffectedByRestriction(
+ ComponentName admin, String userRestriction, int userId) {
+ switch(mUserManager.getUserRestrictionSource(userRestriction, UserHandle.of(userId))) {
+ case UserManager.RESTRICTION_NOT_SET:
+ return false;
+ case UserManager.RESTRICTION_SOURCE_DEVICE_OWNER:
+ return !isDeviceOwner(admin, userId);
+ case UserManager.RESTRICTION_SOURCE_PROFILE_OWNER:
+ return !isProfileOwner(admin, userId);
+ default:
+ return true;
}
}
}
@Override
- public Bundle getApplicationRestrictions(ComponentName who, String packageName) {
- enforceCanManageApplicationRestrictions(who);
+ public Bundle getApplicationRestrictions(ComponentName who, String callerPackage,
+ String packageName) {
+ enforceCanManageScope(who, callerPackage, DeviceAdminInfo.USES_POLICY_PROFILE_OWNER,
+ DELEGATION_APP_RESTRICTIONS);
final UserHandle userHandle = mInjector.binderGetCallingUserHandle();
final long id = mInjector.binderClearCallingIdentity();
}
@Override
- public String[] setPackagesSuspended(ComponentName who, String[] packageNames,
- boolean suspended) {
- Preconditions.checkNotNull(who, "ComponentName is null");
+ public String[] setPackagesSuspended(ComponentName who, String callerPackage,
+ String[] packageNames, boolean suspended) {
int callingUserId = UserHandle.getCallingUserId();
synchronized (this) {
- getActiveAdminForCallerLocked(who, DeviceAdminInfo.USES_POLICY_PROFILE_OWNER);
+ // Ensure the caller is a DO/PO or a package access delegate.
+ enforceCanManageScope(who, callerPackage, DeviceAdminInfo.USES_POLICY_PROFILE_OWNER,
+ DELEGATION_PACKAGE_ACCESS);
long id = mInjector.binderClearCallingIdentity();
try {
}
@Override
- public boolean isPackageSuspended(ComponentName who, String packageName) {
- Preconditions.checkNotNull(who, "ComponentName is null");
+ public boolean isPackageSuspended(ComponentName who, String callerPackage, String packageName) {
int callingUserId = UserHandle.getCallingUserId();
synchronized (this) {
- getActiveAdminForCallerLocked(who, DeviceAdminInfo.USES_POLICY_PROFILE_OWNER);
+ // Ensure the caller is a DO/PO or a package access delegate.
+ enforceCanManageScope(who, callerPackage, DeviceAdminInfo.USES_POLICY_PROFILE_OWNER,
+ DELEGATION_PACKAGE_ACCESS);
long id = mInjector.binderClearCallingIdentity();
try {
final int userHandle = mInjector.userHandleGetCallingUserId();
synchronized (this) {
- ActiveAdmin activeAdmin =
+ final ActiveAdmin activeAdmin =
getActiveAdminForCallerLocked(who,
DeviceAdminInfo.USES_POLICY_PROFILE_OWNER);
final boolean isDeviceOwner = isDeviceOwner(who, userHandle);
}
// Save the restriction to ActiveAdmin.
- activeAdmin.ensureUserRestrictions().putBoolean(key, enabledFromThisOwner);
- saveSettingsLocked(userHandle);
-
- pushUserRestrictions(userHandle);
-
- sendChangedNotification(userHandle);
+ final Bundle restrictions = activeAdmin.ensureUserRestrictions();
+ if (enabledFromThisOwner) {
+ restrictions.putBoolean(key, true);
+ } else {
+ restrictions.remove(key);
+ }
+ saveUserRestrictionsLocked(userHandle);
}
}
+ private void saveUserRestrictionsLocked(int userId) {
+ saveSettingsLocked(userId);
+ pushUserRestrictions(userId);
+ sendChangedNotification(userId);
+ }
+
private void pushUserRestrictions(int userId) {
synchronized (this) {
- final Bundle global;
- final Bundle local = new Bundle();
- if (mOwners.isDeviceOwnerUserId(userId)) {
- global = new Bundle();
+ final boolean isDeviceOwner = mOwners.isDeviceOwnerUserId(userId);
+ final Bundle userRestrictions;
+ // Whether device owner enforces camera restriction.
+ boolean disallowCameraGlobally = false;
+ if (isDeviceOwner) {
final ActiveAdmin deviceOwner = getDeviceOwnerAdminLocked();
if (deviceOwner == null) {
return; // Shouldn't happen.
}
-
- UserRestrictionsUtils.sortToGlobalAndLocal(deviceOwner.userRestrictions,
- global, local);
+ userRestrictions = deviceOwner.userRestrictions;
// DO can disable camera globally.
- if (deviceOwner.disableCamera) {
- global.putBoolean(UserManager.DISALLOW_CAMERA, true);
- }
+ disallowCameraGlobally = deviceOwner.disableCamera;
} else {
- global = null;
-
- ActiveAdmin profileOwner = getProfileOwnerAdminLocked(userId);
- if (profileOwner != null) {
- UserRestrictionsUtils.merge(local, profileOwner.userRestrictions);
- }
- }
- // Also merge in *local* camera restriction.
- if (getCameraDisabled(/* who= */ null,
- userId, /* mergeDeviceOwnerRestriction= */ false)) {
- local.putBoolean(UserManager.DISALLOW_CAMERA, true);
+ final ActiveAdmin profileOwner = getProfileOwnerAdminLocked(userId);
+ userRestrictions = profileOwner != null ? profileOwner.userRestrictions : null;
}
- mUserManagerInternal.setDevicePolicyUserRestrictions(userId, local, global);
+
+ // Whether any admin enforces camera restriction.
+ final int cameraRestrictionScope =
+ getCameraRestrictionScopeLocked(userId, disallowCameraGlobally);
+
+ mUserManagerInternal.setDevicePolicyUserRestrictions(userId, userRestrictions,
+ isDeviceOwner, cameraRestrictionScope);
+ }
+ }
+
+ /**
+ * Get the scope of camera restriction for a given user if any.
+ */
+ private int getCameraRestrictionScopeLocked(int userId, boolean disallowCameraGlobally) {
+ if (disallowCameraGlobally) {
+ return UserManagerInternal.CAMERA_DISABLED_GLOBALLY;
+ } else if (getCameraDisabled(
+ /* who= */ null, userId, /* mergeDeviceOwnerRestriction= */ false)) {
+ return UserManagerInternal.CAMERA_DISABLED_LOCALLY;
}
+ return UserManagerInternal.CAMERA_NOT_DISABLED;
}
@Override
}
@Override
- public boolean setApplicationHidden(ComponentName who, String packageName,
+ public boolean setApplicationHidden(ComponentName who, String callerPackage, String packageName,
boolean hidden) {
- Preconditions.checkNotNull(who, "ComponentName is null");
int callingUserId = UserHandle.getCallingUserId();
synchronized (this) {
- getActiveAdminForCallerLocked(who, DeviceAdminInfo.USES_POLICY_PROFILE_OWNER);
+ // Ensure the caller is a DO/PO or a package access delegate.
+ enforceCanManageScope(who, callerPackage, DeviceAdminInfo.USES_POLICY_PROFILE_OWNER,
+ DELEGATION_PACKAGE_ACCESS);
long id = mInjector.binderClearCallingIdentity();
try {
}
@Override
- public boolean isApplicationHidden(ComponentName who, String packageName) {
- Preconditions.checkNotNull(who, "ComponentName is null");
+ public boolean isApplicationHidden(ComponentName who, String callerPackage,
+ String packageName) {
int callingUserId = UserHandle.getCallingUserId();
synchronized (this) {
- getActiveAdminForCallerLocked(who, DeviceAdminInfo.USES_POLICY_PROFILE_OWNER);
+ // Ensure the caller is a DO/PO or a package access delegate.
+ enforceCanManageScope(who, callerPackage, DeviceAdminInfo.USES_POLICY_PROFILE_OWNER,
+ DELEGATION_PACKAGE_ACCESS);
long id = mInjector.binderClearCallingIdentity();
try {
}
@Override
- public void enableSystemApp(ComponentName who, String packageName) {
- Preconditions.checkNotNull(who, "ComponentName is null");
+ public void enableSystemApp(ComponentName who, String callerPackage, String packageName) {
synchronized (this) {
- // This API can only be called by an active device admin,
- // so try to retrieve it to check that the caller is one.
- getActiveAdminForCallerLocked(who, DeviceAdminInfo.USES_POLICY_PROFILE_OWNER);
+ // Ensure the caller is a DO/PO or an enable system app delegate.
+ enforceCanManageScope(who, callerPackage, DeviceAdminInfo.USES_POLICY_PROFILE_OWNER,
+ DELEGATION_ENABLE_SYSTEM_APP);
+
+ final boolean isDemo = isCurrentUserDemo();
int userId = UserHandle.getCallingUserId();
long id = mInjector.binderClearCallingIdentity();
}
int parentUserId = getProfileParentId(userId);
- if (!isSystemApp(mIPackageManager, packageName, parentUserId)) {
+ if (!isDemo && !isSystemApp(mIPackageManager, packageName, parentUserId)) {
throw new IllegalArgumentException("Only system apps can be enabled this way.");
}
// Install the app.
- mIPackageManager.installExistingPackageAsUser(packageName, userId);
-
+ mIPackageManager.installExistingPackageAsUser(packageName, userId,
+ 0 /*installFlags*/, PackageManager.INSTALL_REASON_POLICY);
+ if (isDemo) {
+ // Ensure the app is also ENABLED for demo users.
+ mIPackageManager.setApplicationEnabledSetting(packageName,
+ PackageManager.COMPONENT_ENABLED_STATE_ENABLED,
+ PackageManager.DONT_KILL_APP, userId, "DevicePolicyManager");
+ }
} catch (RemoteException re) {
// shouldn't happen
Slog.wtf(LOG_TAG, "Failed to install " + packageName, re);
}
@Override
- public int enableSystemAppWithIntent(ComponentName who, Intent intent) {
- Preconditions.checkNotNull(who, "ComponentName is null");
+ public int enableSystemAppWithIntent(ComponentName who, String callerPackage, Intent intent) {
synchronized (this) {
- // This API can only be called by an active device admin,
- // so try to retrieve it to check that the caller is one.
- getActiveAdminForCallerLocked(who, DeviceAdminInfo.USES_POLICY_PROFILE_OWNER);
+ // Ensure the caller is a DO/PO or an enable system app delegate.
+ enforceCanManageScope(who, callerPackage, DeviceAdminInfo.USES_POLICY_PROFILE_OWNER,
+ DELEGATION_ENABLE_SYSTEM_APP);
int userId = UserHandle.getCallingUserId();
long id = mInjector.binderClearCallingIdentity();
String packageName = info.activityInfo.packageName;
if (isSystemApp(mIPackageManager, packageName, parentUserId)) {
numberOfAppsInstalled++;
- mIPackageManager.installExistingPackageAsUser(packageName, userId);
+ mIPackageManager.installExistingPackageAsUser(packageName, userId,
+ 0 /*installFlags*/, PackageManager.INSTALL_REASON_POLICY);
} else {
Slog.d(LOG_TAG, "Not enabling " + packageName + " since is not a"
+ " system app");
private boolean isSystemApp(IPackageManager pm, String packageName, int userId)
throws RemoteException {
- ApplicationInfo appInfo = pm.getApplicationInfo(packageName, GET_UNINSTALLED_PACKAGES,
+ ApplicationInfo appInfo = pm.getApplicationInfo(packageName, MATCH_UNINSTALLED_PACKAGES,
userId);
if (appInfo == null) {
throw new IllegalArgumentException("The application " + packageName +
}
@Override
- public void setUninstallBlocked(ComponentName who, String packageName,
+ public void setUninstallBlocked(ComponentName who, String callerPackage, String packageName,
boolean uninstallBlocked) {
- Preconditions.checkNotNull(who, "ComponentName is null");
final int userId = UserHandle.getCallingUserId();
synchronized (this) {
- getActiveAdminForCallerLocked(who, DeviceAdminInfo.USES_POLICY_PROFILE_OWNER);
+ // Ensure the caller is a DO/PO or a block uninstall delegate
+ enforceCanManageScope(who, callerPackage, DeviceAdminInfo.USES_POLICY_PROFILE_OWNER,
+ DELEGATION_BLOCK_UNINSTALL);
long id = mInjector.binderClearCallingIdentity();
try {
}
}
- /**
- * Sets which packages may enter lock task mode.
- *
- * <p>This function can only be called by the device owner or alternatively by the profile owner
- * in case the user is affiliated.
- *
- * @param packages The list of packages allowed to enter lock task mode.
- */
@Override
public void setLockTaskPackages(ComponentName who, String[] packages)
throws SecurityException {
Preconditions.checkNotNull(who, "ComponentName is null");
+ Preconditions.checkNotNull(packages, "packages is null");
+
synchronized (this) {
- ActiveAdmin deviceOwner = getActiveAdminWithPolicyForUidLocked(
- who, DeviceAdminInfo.USES_POLICY_DEVICE_OWNER, mInjector.binderGetCallingUid());
- ActiveAdmin profileOwner = getActiveAdminWithPolicyForUidLocked(
- who, DeviceAdminInfo.USES_POLICY_PROFILE_OWNER, mInjector.binderGetCallingUid());
- if (deviceOwner != null || (profileOwner != null && isAffiliatedUser())) {
- int userHandle = mInjector.userHandleGetCallingUserId();
+ getActiveAdminForCallerLocked(who, DeviceAdminInfo.USES_POLICY_PROFILE_OWNER);
+ final int userHandle = mInjector.userHandleGetCallingUserId();
+ if (isUserAffiliatedWithDeviceLocked(userHandle)) {
setLockTaskPackagesLocked(userHandle, new ArrayList<>(Arrays.asList(packages)));
} else {
throw new SecurityException("Admin " + who +
updateLockTaskPackagesLocked(packages, userHandle);
}
- /**
- * This function returns the list of components allowed to start the task lock mode.
- */
+ private void maybeClearLockTaskPackagesLocked() {
+ final long ident = mInjector.binderClearCallingIdentity();
+ try {
+ final List<UserInfo> userInfos = mUserManager.getUsers(/*excludeDying=*/ true);
+ for (int i = 0; i < userInfos.size(); i++) {
+ int userId = userInfos.get(i).id;
+ final List<String> lockTaskPackages = getUserData(userId).mLockTaskPackages;
+ if (!lockTaskPackages.isEmpty() &&
+ !isUserAffiliatedWithDeviceLocked(userId)) {
+ Slog.d(LOG_TAG,
+ "User id " + userId + " not affiliated. Clearing lock task packages");
+ setLockTaskPackagesLocked(userId, Collections.<String>emptyList());
+ }
+ }
+ } finally {
+ mInjector.binderRestoreCallingIdentity(ident);
+ }
+ }
+
@Override
public String[] getLockTaskPackages(ComponentName who) {
Preconditions.checkNotNull(who, "ComponentName is null");
+
+ final int userHandle = mInjector.binderGetCallingUserHandle().getIdentifier();
synchronized (this) {
- getActiveAdminForCallerLocked(who, DeviceAdminInfo.USES_POLICY_DEVICE_OWNER);
- int userHandle = mInjector.binderGetCallingUserHandle().getIdentifier();
- final List<String> packages = getLockTaskPackagesLocked(userHandle);
+ getActiveAdminForCallerLocked(who, DeviceAdminInfo.USES_POLICY_PROFILE_OWNER);
+ if (!isUserAffiliatedWithDeviceLocked(userHandle)) {
+ throw new SecurityException("Admin " + who +
+ " is neither the device owner or affiliated user's profile owner.");
+ }
+
+ final List<String> packages = getUserData(userHandle).mLockTaskPackages;
return packages.toArray(new String[packages.size()]);
}
}
- private List<String> getLockTaskPackagesLocked(int userHandle) {
- final DevicePolicyData policy = getUserData(userHandle);
- return policy.mLockTaskPackages;
- }
-
- /**
- * This function lets the caller know whether the given package is allowed to start the
- * lock task mode.
- * @param pkg The package to check
- */
@Override
public boolean isLockTaskPermitted(String pkg) {
- // Get current user's devicepolicy
- int uid = mInjector.binderGetCallingUid();
- int userHandle = UserHandle.getUserId(uid);
- DevicePolicyData policy = getUserData(userHandle);
+ final int userHandle = mInjector.userHandleGetCallingUserId();
synchronized (this) {
- for (int i = 0; i < policy.mLockTaskPackages.size(); i++) {
- String lockTaskPackage = policy.mLockTaskPackages.get(i);
-
- // If the given package equals one of the packages stored our list,
- // we allow this package to start lock task mode.
- if (lockTaskPackage.equals(pkg)) {
- return true;
- }
- }
+ return getUserData(userHandle).mLockTaskPackages.contains(pkg);
}
- return false;
}
@Override
return;
}
- if (!GLOBAL_SETTINGS_WHITELIST.contains(setting)) {
+ if (!GLOBAL_SETTINGS_WHITELIST.contains(setting)
+ && !UserManager.isDeviceInDemoMode(mContext)) {
throw new SecurityException(String.format(
"Permission denial: device owners cannot update %1$s", setting));
}
getActiveAdminForCallerLocked(who, DeviceAdminInfo.USES_POLICY_PROFILE_OWNER);
if (isDeviceOwner(who, callingUserId)) {
- if (!SECURE_SETTINGS_DEVICEOWNER_WHITELIST.contains(setting)) {
+ if (!SECURE_SETTINGS_DEVICEOWNER_WHITELIST.contains(setting)
+ && !isCurrentUserDemo()) {
throw new SecurityException(String.format(
"Permission denial: Device owners cannot update %1$s", setting));
}
- } else if (!SECURE_SETTINGS_WHITELIST.contains(setting)) {
+ } else if (!SECURE_SETTINGS_WHITELIST.contains(setting) && !isCurrentUserDemo()) {
throw new SecurityException(String.format(
"Permission denial: Profile owners cannot update %1$s", setting));
}
-
+ if (setting.equals(Settings.Secure.INSTALL_NON_MARKET_APPS)) {
+ if (getTargetSdk(who.getPackageName(), callingUserId) >= Build.VERSION_CODES.O) {
+ throw new UnsupportedOperationException(Settings.Secure.INSTALL_NON_MARKET_APPS
+ + " is deprecated. Please use the user restriction "
+ + UserManager.DISALLOW_INSTALL_UNKNOWN_SOURCES + " instead.");
+ }
+ if (!mUserManager.isManagedProfile(callingUserId)) {
+ Slog.e(LOG_TAG, "Ignoring setSecureSetting request for "
+ + setting + ". User restriction "
+ + UserManager.DISALLOW_INSTALL_UNKNOWN_SOURCES
+ + " should be used instead.");
+ } else {
+ try {
+ setUserRestriction(who, UserManager.DISALLOW_INSTALL_UNKNOWN_SOURCES,
+ (Integer.parseInt(value) == 0) ? true : false);
+ } catch (NumberFormatException exc) {
+ Slog.e(LOG_TAG, "Invalid value: " + value + " for setting " + setting);
+ }
+ }
+ return;
+ }
long id = mInjector.binderClearCallingIdentity();
try {
+ if (Settings.Secure.DEFAULT_INPUT_METHOD.equals(setting)) {
+ final String currentValue = mInjector.settingsSecureGetStringForUser(
+ Settings.Secure.DEFAULT_INPUT_METHOD, callingUserId);
+ if (!TextUtils.equals(currentValue, value)) {
+ // Tell the content observer that the next change will be due to the owner
+ // changing the value. There is a small race condition here that we cannot
+ // avoid: Change notifications are sent asynchronously, so it is possible
+ // that there are prior notifications queued up before the one we are about
+ // to trigger. This is a corner case that will have no impact in practice.
+ mSetupContentObserver.addPendingChangeByOwnerLocked(callingUserId);
+ }
+ getUserData(callingUserId).mCurrentInputMethodSet = true;
+ saveSettingsLocked(callingUserId);
+ }
mInjector.settingsSecurePutStringForUser(setting, value, callingUserId);
} finally {
mInjector.binderRestoreCallingIdentity(id);
Preconditions.checkNotNull(who, "ComponentName is null");
synchronized (this) {
getActiveAdminForCallerLocked(who, DeviceAdminInfo.USES_POLICY_PROFILE_OWNER);
- setUserRestriction(who, UserManager.DISALLLOW_UNMUTE_DEVICE, on);
+ setUserRestriction(who, UserManager.DISALLOW_UNMUTE_DEVICE, on);
}
}
}
private class SetupContentObserver extends ContentObserver {
-
private final Uri mUserSetupComplete = Settings.Secure.getUriFor(
Settings.Secure.USER_SETUP_COMPLETE);
private final Uri mDeviceProvisioned = Settings.Global.getUriFor(
Settings.Global.DEVICE_PROVISIONED);
private final Uri mPaired = Settings.Secure.getUriFor(Settings.Secure.DEVICE_PAIRED);
+ private final Uri mDefaultImeChanged = Settings.Secure.getUriFor(
+ Settings.Secure.DEFAULT_INPUT_METHOD);
+
+ @GuardedBy("DevicePolicyManagerService.this")
+ private Set<Integer> mUserIdsWithPendingChangesByOwner = new ArraySet<>();
public SetupContentObserver(Handler handler) {
super(handler);
if (mIsWatch) {
mInjector.registerContentObserver(mPaired, false, this, UserHandle.USER_ALL);
}
+ mInjector.registerContentObserver(mDefaultImeChanged, false, this, UserHandle.USER_ALL);
+ }
+
+ private void addPendingChangeByOwnerLocked(int userId) {
+ mUserIdsWithPendingChangesByOwner.add(userId);
}
@Override
- public void onChange(boolean selfChange, Uri uri) {
+ public void onChange(boolean selfChange, Uri uri, int userId) {
if (mUserSetupComplete.equals(uri) || (mIsWatch && mPaired.equals(uri))) {
updateUserSetupCompleteAndPaired();
} else if (mDeviceProvisioned.equals(uri)) {
// is delayed until device is marked as provisioned.
setDeviceOwnerSystemPropertyLocked();
}
+ } else if (mDefaultImeChanged.equals(uri)) {
+ synchronized (DevicePolicyManagerService.this) {
+ if (mUserIdsWithPendingChangesByOwner.contains(userId)) {
+ // This change notification was triggered by the owner changing the current
+ // IME. Ignore it.
+ mUserIdsWithPendingChangesByOwner.remove(userId);
+ } else {
+ // This change notification was triggered by the user manually changing the
+ // current IME.
+ getUserData(userId).mCurrentInputMethodSet = false;
+ saveSettingsLocked(userId);
+ }
+ }
}
}
}
}
@Override
- public Intent createPackageSuspendedDialogIntent(String packageName, int userId) {
- Intent intent = new Intent(Settings.ACTION_SHOW_ADMIN_SUPPORT_DETAILS);
- intent.putExtra(Intent.EXTRA_USER_ID, userId);
- intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
-
+ public Intent createShowAdminSupportIntent(int userId, boolean useDefaultIfNoAdmin) {
// This method is called from AM with its lock held, so don't take the DPMS lock.
// b/29242568
ComponentName profileOwner = mOwners.getProfileOwnerComponent(userId);
if (profileOwner != null) {
- intent.putExtra(DevicePolicyManager.EXTRA_DEVICE_ADMIN, profileOwner);
- return intent;
+ return DevicePolicyManagerService.this
+ .createShowAdminSupportIntent(profileOwner, userId);
}
final Pair<Integer, ComponentName> deviceOwner =
mOwners.getDeviceOwnerUserIdAndComponent();
if (deviceOwner != null && deviceOwner.first == userId) {
- intent.putExtra(DevicePolicyManager.EXTRA_DEVICE_ADMIN, deviceOwner.second);
- return intent;
+ return DevicePolicyManagerService.this
+ .createShowAdminSupportIntent(deviceOwner.second, userId);
}
// We're not specifying the device admin because there isn't one.
- return intent;
+ if (useDefaultIfNoAdmin) {
+ return DevicePolicyManagerService.this.createShowAdminSupportIntent(null, userId);
+ }
+ return null;
+ }
+
+ @Override
+ public Intent createUserRestrictionSupportIntent(int userId, String userRestriction) {
+ int source;
+ long ident = mInjector.binderClearCallingIdentity();
+ try {
+ source = mUserManager.getUserRestrictionSource(userRestriction,
+ UserHandle.of(userId));
+ } finally {
+ mInjector.binderRestoreCallingIdentity(ident);
+ }
+ if ((source & UserManager.RESTRICTION_SOURCE_SYSTEM) != 0) {
+ /*
+ * In this case, the user restriction is enforced by the system.
+ * So we won't show an admin support intent, even if it is also
+ * enforced by a profile/device owner.
+ */
+ return null;
+ }
+ boolean enforcedByDo = (source & UserManager.RESTRICTION_SOURCE_DEVICE_OWNER) != 0;
+ boolean enforcedByPo = (source & UserManager.RESTRICTION_SOURCE_PROFILE_OWNER) != 0;
+ if (enforcedByDo && enforcedByPo) {
+ // In this case, we'll show an admin support dialog that does not
+ // specify the admin.
+ return DevicePolicyManagerService.this.createShowAdminSupportIntent(null, userId);
+ } else if (enforcedByPo) {
+ final ComponentName profileOwner = mOwners.getProfileOwnerComponent(userId);
+ if (profileOwner != null) {
+ return DevicePolicyManagerService.this
+ .createShowAdminSupportIntent(profileOwner, userId);
+ }
+ // This could happen if another thread has changed the profile owner since we called
+ // getUserRestrictionSource
+ return null;
+ } else if (enforcedByDo) {
+ final Pair<Integer, ComponentName> deviceOwner
+ = mOwners.getDeviceOwnerUserIdAndComponent();
+ if (deviceOwner != null) {
+ return DevicePolicyManagerService.this
+ .createShowAdminSupportIntent(deviceOwner.second, deviceOwner.first);
+ }
+ // This could happen if another thread has changed the device owner since we called
+ // getUserRestrictionSource
+ return null;
+ }
+ return null;
+ }
+ }
+
+ private Intent createShowAdminSupportIntent(ComponentName admin, int userId) {
+ // This method is called with AMS lock held, so don't take DPMS lock
+ final Intent intent = new Intent(Settings.ACTION_SHOW_ADMIN_SUPPORT_DETAILS);
+ intent.putExtra(Intent.EXTRA_USER_ID, userId);
+ intent.putExtra(DevicePolicyManager.EXTRA_DEVICE_ADMIN, admin);
+ intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
+ return intent;
+ }
+
+ @Override
+ public Intent createAdminSupportIntent(String restriction) {
+ Preconditions.checkNotNull(restriction);
+ final int uid = mInjector.binderGetCallingUid();
+ final int userId = UserHandle.getUserId(uid);
+ Intent intent = null;
+ if (DevicePolicyManager.POLICY_DISABLE_CAMERA.equals(restriction) ||
+ DevicePolicyManager.POLICY_DISABLE_SCREEN_CAPTURE.equals(restriction)) {
+ synchronized(this) {
+ final DevicePolicyData policy = getUserData(userId);
+ final int N = policy.mAdminList.size();
+ for (int i = 0; i < N; i++) {
+ final ActiveAdmin admin = policy.mAdminList.get(i);
+ if ((admin.disableCamera &&
+ DevicePolicyManager.POLICY_DISABLE_CAMERA.equals(restriction)) ||
+ (admin.disableScreenCapture && DevicePolicyManager
+ .POLICY_DISABLE_SCREEN_CAPTURE.equals(restriction))) {
+ intent = createShowAdminSupportIntent(admin.info.getComponent(), userId);
+ break;
+ }
+ }
+ // For the camera, a device owner on a different user can disable it globally,
+ // so we need an additional check.
+ if (intent == null
+ && DevicePolicyManager.POLICY_DISABLE_CAMERA.equals(restriction)) {
+ final ActiveAdmin admin = getDeviceOwnerAdminLocked();
+ if (admin != null && admin.disableCamera) {
+ intent = createShowAdminSupportIntent(admin.info.getComponent(),
+ mOwners.getDeviceOwnerUserId());
+ }
+ }
+ }
+ } else {
+ // if valid, |restriction| can only be a user restriction
+ intent = mLocalService.createUserRestrictionSupportIntent(userId, restriction);
}
+ if (intent != null) {
+ intent.putExtra(DevicePolicyManager.EXTRA_RESTRICTION, restriction);
+ }
+ return intent;
}
/**
* Returns true if specified admin is allowed to limit passwords and has a
- * {@code passwordQuality} of at least {@code minPasswordQuality}
+ * {@code minimumPasswordMetrics.quality} of at least {@code minPasswordQuality}
*/
private static boolean isLimitPasswordAllowed(ActiveAdmin admin, int minPasswordQuality) {
- if (admin.passwordQuality < minPasswordQuality) {
+ if (admin.minimumPasswordMetrics.quality < minPasswordQuality) {
return false;
}
return admin.info.usesPolicy(DeviceAdminInfo.USES_POLICY_LIMIT_PASSWORD);
@Override
public SystemUpdatePolicy getSystemUpdatePolicy() {
- if (UserManager.isDeviceInDemoMode(mContext)) {
- // Pretending to have an automatic update policy when the device is in retail demo
- // mode. This will allow the device to download and install an ota without
- // any user interaction.
- return SystemUpdatePolicy.createAutomaticInstallPolicy();
- }
synchronized (this) {
SystemUpdatePolicy policy = mOwners.getSystemUpdatePolicy();
if (policy != null && !policy.isValid()) {
}
final String deviceOwnerPackageName = mOwners.getDeviceOwnerComponent()
.getPackageName();
- final String[] pkgs = mContext.getPackageManager().getPackagesForUid(callerUid);
-
- for (String pkg : pkgs) {
- if (deviceOwnerPackageName.equals(pkg)) {
- return true;
+ try {
+ String[] pkgs = mInjector.getIPackageManager().getPackagesForUid(callerUid);
+ for (String pkg : pkgs) {
+ if (deviceOwnerPackageName.equals(pkg)) {
+ return true;
+ }
+ }
+ } catch (RemoteException e) {
+ return false;
}
- }
}
return false;
}
@Override
- public void notifyPendingSystemUpdate(long updateReceivedTime) {
+ public void notifyPendingSystemUpdate(@Nullable SystemUpdateInfo info) {
mContext.enforceCallingOrSelfPermission(permission.NOTIFY_PENDING_SYSTEM_UPDATE,
"Only the system update service can broadcast update information");
"can broadcast update information.");
return;
}
- Intent intent = new Intent(DeviceAdminReceiver.ACTION_NOTIFY_PENDING_SYSTEM_UPDATE);
- intent.putExtra(DeviceAdminReceiver.EXTRA_SYSTEM_UPDATE_RECEIVED_TIME,
- updateReceivedTime);
- synchronized (this) {
- final String deviceOwnerPackage =
- mOwners.hasDeviceOwner() ? mOwners.getDeviceOwnerComponent().getPackageName()
- : null;
- if (deviceOwnerPackage == null) {
- return;
- }
- final UserHandle deviceOwnerUser = new UserHandle(mOwners.getDeviceOwnerUserId());
+ if (!mOwners.saveSystemUpdateInfo(info)) {
+ // Pending system update hasn't changed, don't send duplicate notification.
+ return;
+ }
- ActivityInfo[] receivers = null;
+ final Intent intent = new Intent(DeviceAdminReceiver.ACTION_NOTIFY_PENDING_SYSTEM_UPDATE)
+ .putExtra(DeviceAdminReceiver.EXTRA_SYSTEM_UPDATE_RECEIVED_TIME,
+ info == null ? -1 : info.getReceivedTime());
+
+ final long ident = mInjector.binderClearCallingIdentity();
+ try {
+ synchronized (this) {
+ // Broadcast to device owner first if there is one.
+ if (mOwners.hasDeviceOwner()) {
+ final UserHandle deviceOwnerUser =
+ UserHandle.of(mOwners.getDeviceOwnerUserId());
+ intent.setComponent(mOwners.getDeviceOwnerComponent());
+ mContext.sendBroadcastAsUser(intent, deviceOwnerUser);
+ }
+ }
+ // Get running users.
+ final int runningUserIds[];
try {
- receivers = mContext.getPackageManager().getPackageInfo(
- deviceOwnerPackage, PackageManager.GET_RECEIVERS).receivers;
- } catch (NameNotFoundException e) {
- Log.e(LOG_TAG, "Cannot find device owner package", e);
+ runningUserIds = mInjector.getIActivityManager().getRunningUserIds();
+ } catch (RemoteException e) {
+ // Shouldn't happen.
+ Log.e(LOG_TAG, "Could not retrieve the list of running users", e);
+ return;
}
- if (receivers != null) {
- long ident = mInjector.binderClearCallingIdentity();
- try {
- for (int i = 0; i < receivers.length; i++) {
- if (permission.BIND_DEVICE_ADMIN.equals(receivers[i].permission)) {
- intent.setComponent(new ComponentName(deviceOwnerPackage,
- receivers[i].name));
- mContext.sendBroadcastAsUser(intent, deviceOwnerUser);
- }
+ // Send broadcasts to corresponding profile owners if any.
+ for (final int userId : runningUserIds) {
+ synchronized (this) {
+ final ComponentName profileOwnerPackage =
+ mOwners.getProfileOwnerComponent(userId);
+ if (profileOwnerPackage != null) {
+ intent.setComponent(profileOwnerPackage);
+ mContext.sendBroadcastAsUser(intent, UserHandle.of(userId));
}
- } finally {
- mInjector.binderRestoreCallingIdentity(ident);
}
}
+ } finally {
+ mInjector.binderRestoreCallingIdentity(ident);
}
}
@Override
- public void setPermissionPolicy(ComponentName admin, int policy) throws RemoteException {
+ public SystemUpdateInfo getPendingSystemUpdate(ComponentName admin) {
+ Preconditions.checkNotNull(admin, "ComponentName is null");
+ enforceProfileOrDeviceOwner(admin);
+
+ return mOwners.getSystemUpdateInfo();
+ }
+
+ @Override
+ public void setPermissionPolicy(ComponentName admin, String callerPackage, int policy)
+ throws RemoteException {
int userId = UserHandle.getCallingUserId();
synchronized (this) {
- getActiveAdminForCallerLocked(admin, DeviceAdminInfo.USES_POLICY_PROFILE_OWNER);
+ // Ensure the caller is a DO/PO or a permission grant state delegate.
+ enforceCanManageScope(admin, callerPackage, DeviceAdminInfo.USES_POLICY_PROFILE_OWNER,
+ DELEGATION_PERMISSION_GRANT);
DevicePolicyData userPolicy = getUserData(userId);
if (userPolicy.mPermissionPolicy != policy) {
userPolicy.mPermissionPolicy = policy;
}
@Override
- public boolean setPermissionGrantState(ComponentName admin, String packageName,
- String permission, int grantState) throws RemoteException {
+ public boolean setPermissionGrantState(ComponentName admin, String callerPackage,
+ String packageName, String permission, int grantState) throws RemoteException {
UserHandle user = mInjector.binderGetCallingUserHandle();
synchronized (this) {
- getActiveAdminForCallerLocked(admin, DeviceAdminInfo.USES_POLICY_PROFILE_OWNER);
+ // Ensure the caller is a DO/PO or a permission grant state delegate.
+ enforceCanManageScope(admin, callerPackage, DeviceAdminInfo.USES_POLICY_PROFILE_OWNER,
+ DELEGATION_PERMISSION_GRANT);
long ident = mInjector.binderClearCallingIdentity();
try {
if (getTargetSdk(packageName, user.getIdentifier())
EventLog.writeEvent(0x534e4554, "62623498", user.getIdentifier(), "");
return false;
}
- final PackageManager packageManager = mContext.getPackageManager();
+ final PackageManager packageManager = mInjector.getPackageManager();
switch (grantState) {
case DevicePolicyManager.PERMISSION_GRANT_STATE_GRANTED: {
- packageManager.grantRuntimePermission(packageName, permission, user);
+ mInjector.getPackageManagerInternal().grantRuntimePermission(packageName,
+ permission, user.getIdentifier(), true /* override policy */);
packageManager.updatePermissionFlags(permission, packageName,
PackageManager.FLAG_PERMISSION_POLICY_FIXED,
PackageManager.FLAG_PERMISSION_POLICY_FIXED, user);
} break;
case DevicePolicyManager.PERMISSION_GRANT_STATE_DENIED: {
- packageManager.revokeRuntimePermission(packageName,
- permission, user);
+ mInjector.getPackageManagerInternal().revokeRuntimePermission(packageName,
+ permission, user.getIdentifier(), true /* override policy */);
packageManager.updatePermissionFlags(permission, packageName,
PackageManager.FLAG_PERMISSION_POLICY_FIXED,
PackageManager.FLAG_PERMISSION_POLICY_FIXED, user);
}
}
- public boolean isRuntimePermission(String permissionName) throws NameNotFoundException {
- final PackageManager packageManager = mContext.getPackageManager();
- PermissionInfo permissionInfo = packageManager.getPermissionInfo(permissionName, 0);
- return (permissionInfo.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE)
- == PermissionInfo.PROTECTION_DANGEROUS;
- }
-
@Override
- public int getPermissionGrantState(ComponentName admin, String packageName,
- String permission) throws RemoteException {
- PackageManager packageManager = mContext.getPackageManager();
+ public int getPermissionGrantState(ComponentName admin, String callerPackage,
+ String packageName, String permission) throws RemoteException {
+ PackageManager packageManager = mInjector.getPackageManager();
UserHandle user = mInjector.binderGetCallingUserHandle();
+ if (!isCallerWithSystemUid()) {
+ // Ensure the caller is a DO/PO or a permission grant state delegate.
+ enforceCanManageScope(admin, callerPackage,
+ DeviceAdminInfo.USES_POLICY_PROFILE_OWNER, DELEGATION_PERMISSION_GRANT);
+ }
synchronized (this) {
- getActiveAdminForCallerLocked(admin, DeviceAdminInfo.USES_POLICY_PROFILE_OWNER);
long ident = mInjector.binderClearCallingIdentity();
try {
int granted = mIPackageManager.checkPermission(permission,
}
}
+ public boolean isRuntimePermission(String permissionName) throws NameNotFoundException {
+ final PackageManager packageManager = mInjector.getPackageManager();
+ PermissionInfo permissionInfo = packageManager.getPermissionInfo(permissionName, 0);
+ return (permissionInfo.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE)
+ == PermissionInfo.PROTECTION_DANGEROUS;
+ }
+
@Override
- public boolean isProvisioningAllowed(String action) {
+ public boolean isProvisioningAllowed(String action, String packageName) {
+ Preconditions.checkNotNull(packageName);
+
+ final int callingUid = mInjector.binderGetCallingUid();
+ final long ident = mInjector.binderClearCallingIdentity();
+ try {
+ final int uidForPackage = mInjector.getPackageManager().getPackageUidAsUser(
+ packageName, UserHandle.getUserId(callingUid));
+ Preconditions.checkArgument(callingUid == uidForPackage,
+ "Caller uid doesn't match the one for the provided package.");
+ } catch (NameNotFoundException e) {
+ throw new IllegalArgumentException("Invalid package provided " + packageName, e);
+ } finally {
+ mInjector.binderRestoreCallingIdentity(ident);
+ }
+
+ return checkProvisioningPreConditionSkipPermission(action, packageName) == CODE_OK;
+ }
+
+ @Override
+ public int checkProvisioningPreCondition(String action, String packageName) {
+ Preconditions.checkNotNull(packageName);
+ enforceCanManageProfileAndDeviceOwners();
+ return checkProvisioningPreConditionSkipPermission(action, packageName);
+ }
+
+ private int checkProvisioningPreConditionSkipPermission(String action, String packageName) {
if (!mHasFeature) {
- return false;
+ return CODE_DEVICE_ADMIN_NOT_SUPPORTED;
}
final int callingUserId = mInjector.userHandleGetCallingUserId();
- if (DevicePolicyManager.ACTION_PROVISION_MANAGED_PROFILE.equals(action)) {
- if (!hasFeatureManagedUsers()) {
- return false;
+ if (action != null) {
+ switch (action) {
+ case DevicePolicyManager.ACTION_PROVISION_MANAGED_PROFILE:
+ return checkManagedProfileProvisioningPreCondition(packageName, callingUserId);
+ case DevicePolicyManager.ACTION_PROVISION_MANAGED_DEVICE:
+ return checkDeviceOwnerProvisioningPreCondition(callingUserId);
+ case DevicePolicyManager.ACTION_PROVISION_MANAGED_USER:
+ return checkManagedUserProvisioningPreCondition(callingUserId);
+ case DevicePolicyManager.ACTION_PROVISION_MANAGED_SHAREABLE_DEVICE:
+ return checkManagedShareableDeviceProvisioningPreCondition(callingUserId);
}
- synchronized (this) {
- if (mOwners.hasDeviceOwner()) {
- if (!mInjector.userManagerIsSplitSystemUser()) {
- // Only split-system-user systems support managed-profiles in combination with
- // device-owner.
- return false;
- }
- if (mOwners.getDeviceOwnerUserId() != UserHandle.USER_SYSTEM) {
- // Only system device-owner supports managed-profiles. Non-system device-owner
- // doesn't.
- return false;
- }
- if (callingUserId == UserHandle.USER_SYSTEM) {
- // Managed-profiles cannot be setup on the system user, only regular users.
- return false;
- }
- }
- }
- if (getProfileOwner(callingUserId) != null) {
- // Managed user cannot have a managed profile.
- return false;
- }
- final long ident = mInjector.binderClearCallingIdentity();
- try {
- if (!mUserManager.canAddMoreManagedProfiles(callingUserId, true)) {
- return false;
- }
- } finally {
- mInjector.binderRestoreCallingIdentity(ident);
- }
- return true;
- } else if (DevicePolicyManager.ACTION_PROVISION_MANAGED_DEVICE.equals(action)) {
- return isDeviceOwnerProvisioningAllowed(callingUserId);
- } else if (DevicePolicyManager.ACTION_PROVISION_MANAGED_USER.equals(action)) {
- if (!hasFeatureManagedUsers()) {
- return false;
- }
- if (!mInjector.userManagerIsSplitSystemUser()) {
- // ACTION_PROVISION_MANAGED_USER only supported on split-user systems.
- return false;
- }
- if (callingUserId == UserHandle.USER_SYSTEM) {
- // System user cannot be a managed user.
- return false;
- }
- if (hasUserSetupCompleted(callingUserId)) {
- return false;
- }
- if (mIsWatch && hasPaired(UserHandle.USER_SYSTEM)) {
- return false;
- }
- return true;
- } else if (DevicePolicyManager.ACTION_PROVISION_MANAGED_SHAREABLE_DEVICE.equals(action)) {
- if (!mInjector.userManagerIsSplitSystemUser()) {
- // ACTION_PROVISION_MANAGED_SHAREABLE_DEVICE only supported on split-user systems.
- return false;
- }
- return isDeviceOwnerProvisioningAllowed(callingUserId);
}
throw new IllegalArgumentException("Unknown provisioning action " + action);
}
- /*
+ /**
* The device owner can only be set before the setup phase of the primary user has completed,
* except for adb command if no accounts or additional users are present on the device.
*/
- private synchronized @DeviceOwnerPreConditionCode int checkSetDeviceOwnerPreConditionLocked(
- @Nullable ComponentName owner, int deviceOwnerUserId, boolean isAdb,
- boolean hasIncompatibleAccountsOrNonAdb) {
+ private int checkDeviceOwnerProvisioningPreConditionLocked(@Nullable ComponentName owner,
+ int deviceOwnerUserId, boolean isAdb, boolean hasIncompatibleAccountsOrNonAdb) {
if (mOwners.hasDeviceOwner()) {
return CODE_HAS_DEVICE_OWNER;
}
}
}
- private boolean isDeviceOwnerProvisioningAllowed(int deviceOwnerUserId) {
+ private int checkDeviceOwnerProvisioningPreCondition(int deviceOwnerUserId) {
synchronized (this) {
- return CODE_OK == checkSetDeviceOwnerPreConditionLocked(
- /* owner unknown */ null, deviceOwnerUserId, /* isAdb */ false,
+ // hasIncompatibleAccountsOrNonAdb doesn't matter since the caller is not adb.
+ return checkDeviceOwnerProvisioningPreConditionLocked(/* owner unknown */ null,
+ deviceOwnerUserId, /* isAdb= */ false,
/* hasIncompatibleAccountsOrNonAdb=*/ true);
}
}
+ private int checkManagedProfileProvisioningPreCondition(String packageName, int callingUserId) {
+ if (!hasFeatureManagedUsers()) {
+ return CODE_MANAGED_USERS_NOT_SUPPORTED;
+ }
+ if (callingUserId == UserHandle.USER_SYSTEM
+ && mInjector.userManagerIsSplitSystemUser()) {
+ // Managed-profiles cannot be setup on the system user.
+ return CODE_SPLIT_SYSTEM_USER_DEVICE_SYSTEM_USER;
+ }
+ if (getProfileOwner(callingUserId) != null) {
+ // Managed user cannot have a managed profile.
+ return CODE_USER_HAS_PROFILE_OWNER;
+ }
+
+ final long ident = mInjector.binderClearCallingIdentity();
+ try {
+ final UserHandle callingUserHandle = UserHandle.of(callingUserId);
+ final ComponentName ownerAdmin = getOwnerComponent(packageName, callingUserId);
+ if (mUserManager.hasUserRestriction(UserManager.DISALLOW_ADD_MANAGED_PROFILE,
+ callingUserHandle)) {
+ // An admin can initiate provisioning if it has set the restriction.
+ if (ownerAdmin == null || isAdminAffectedByRestriction(ownerAdmin,
+ UserManager.DISALLOW_ADD_MANAGED_PROFILE, callingUserId)) {
+ return CODE_ADD_MANAGED_PROFILE_DISALLOWED;
+ }
+ }
+ boolean canRemoveProfile = true;
+ if (mUserManager.hasUserRestriction(UserManager.DISALLOW_REMOVE_MANAGED_PROFILE,
+ callingUserHandle)) {
+ // We can remove a profile if the admin itself has set the restriction.
+ if (ownerAdmin == null || isAdminAffectedByRestriction(ownerAdmin,
+ UserManager.DISALLOW_REMOVE_MANAGED_PROFILE,
+ callingUserId)) {
+ canRemoveProfile = false;
+ }
+ }
+ if (!mUserManager.canAddMoreManagedProfiles(callingUserId, canRemoveProfile)) {
+ return CODE_CANNOT_ADD_MANAGED_PROFILE;
+ }
+ } finally {
+ mInjector.binderRestoreCallingIdentity(ident);
+ }
+ return CODE_OK;
+ }
+
+ private ComponentName getOwnerComponent(String packageName, int userId) {
+ if (isDeviceOwnerPackage(packageName, userId)) {
+ return mOwners.getDeviceOwnerComponent();
+ }
+ if (isProfileOwnerPackage(packageName, userId)) {
+ return mOwners.getProfileOwnerComponent(userId);
+ }
+ return null;
+ }
+
+ /**
+ * Return device owner or profile owner set on a given user.
+ */
+ private @Nullable ComponentName getOwnerComponent(int userId) {
+ synchronized (this) {
+ if (mOwners.getDeviceOwnerUserId() == userId) {
+ return mOwners.getDeviceOwnerComponent();
+ }
+ if (mOwners.hasProfileOwner(userId)) {
+ return mOwners.getProfileOwnerComponent(userId);
+ }
+ }
+ return null;
+ }
+
+ private int checkManagedUserProvisioningPreCondition(int callingUserId) {
+ if (!hasFeatureManagedUsers()) {
+ return CODE_MANAGED_USERS_NOT_SUPPORTED;
+ }
+ if (!mInjector.userManagerIsSplitSystemUser()) {
+ // ACTION_PROVISION_MANAGED_USER only supported on split-user systems.
+ return CODE_NOT_SYSTEM_USER_SPLIT;
+ }
+ if (callingUserId == UserHandle.USER_SYSTEM) {
+ // System user cannot be a managed user.
+ return CODE_SYSTEM_USER;
+ }
+ if (hasUserSetupCompleted(callingUserId)) {
+ return CODE_USER_SETUP_COMPLETED;
+ }
+ if (mIsWatch && hasPaired(UserHandle.USER_SYSTEM)) {
+ return CODE_HAS_PAIRED;
+ }
+ return CODE_OK;
+ }
+
+ private int checkManagedShareableDeviceProvisioningPreCondition(int callingUserId) {
+ if (!mInjector.userManagerIsSplitSystemUser()) {
+ // ACTION_PROVISION_MANAGED_SHAREABLE_DEVICE only supported on split-user systems.
+ return CODE_NOT_SYSTEM_USER_SPLIT;
+ }
+ return checkDeviceOwnerProvisioningPreCondition(callingUserId);
+ }
+
private boolean hasFeatureManagedUsers() {
try {
return mIPackageManager.hasSystemFeature(PackageManager.FEATURE_MANAGED_USERS, 0);
@Override
public boolean isManagedProfile(ComponentName admin) {
- synchronized (this) {
- getActiveAdminForCallerLocked(admin, DeviceAdminInfo.USES_POLICY_PROFILE_OWNER);
- }
- final int callingUserId = mInjector.userHandleGetCallingUserId();
- final UserInfo user = getUserInfo(callingUserId);
- return user != null && user.isManagedProfile();
+ enforceProfileOrDeviceOwner(admin);
+ return isManagedProfile(mInjector.userHandleGetCallingUserId());
}
@Override
}
Preconditions.checkNotNull(who, "ComponentName is null");
final int userHandle = mInjector.userHandleGetCallingUserId();
- enforceManagedProfile(userHandle, "set organization name");
+
synchronized (this) {
ActiveAdmin admin = getActiveAdminForCallerLocked(who,
DeviceAdminInfo.USES_POLICY_PROFILE_OWNER);
}
@Override
+ public CharSequence getDeviceOwnerOrganizationName() {
+ if (!mHasFeature) {
+ return null;
+ }
+ enforceDeviceOwnerOrManageUsers();
+ synchronized(this) {
+ final ActiveAdmin deviceOwnerAdmin = getDeviceOwnerAdminLocked();
+ return deviceOwnerAdmin == null ? null : deviceOwnerAdmin.organizationName;
+ }
+ }
+
+ @Override
public CharSequence getOrganizationNameForUser(int userHandle) {
if (!mHasFeature) {
return null;
@Override
public void setAffiliationIds(ComponentName admin, List<String> ids) {
- final Set<String> affiliationIds = new ArraySet<String>(ids);
- final int callingUserId = mInjector.userHandleGetCallingUserId();
+ if (!mHasFeature) {
+ return;
+ }
+ if (ids == null) {
+ throw new IllegalArgumentException("ids must not be null");
+ }
+ for (String id : ids) {
+ if (TextUtils.isEmpty(id)) {
+ throw new IllegalArgumentException("ids must not contain empty string");
+ }
+ }
+ final Set<String> affiliationIds = new ArraySet<>(ids);
+ final int callingUserId = mInjector.userHandleGetCallingUserId();
synchronized (this) {
getActiveAdminForCallerLocked(admin, DeviceAdminInfo.USES_POLICY_PROFILE_OWNER);
getUserData(callingUserId).mAffiliationIds = affiliationIds;
getUserData(UserHandle.USER_SYSTEM).mAffiliationIds = affiliationIds;
saveSettingsLocked(UserHandle.USER_SYSTEM);
}
+
+ // Affiliation status for any user, not just the calling user, might have changed.
+ // The device owner user will still be affiliated after changing its affiliation ids,
+ // but as a result of that other users might become affiliated or un-affiliated.
+ maybePauseDeviceWideLoggingLocked();
+ maybeResumeDeviceWideLoggingLocked();
+ maybeClearLockTaskPackagesLocked();
}
}
@Override
- public boolean isAffiliatedUser() {
- final int callingUserId = mInjector.userHandleGetCallingUserId();
+ public List<String> getAffiliationIds(ComponentName admin) {
+ if (!mHasFeature) {
+ return Collections.emptyList();
+ }
+ Preconditions.checkNotNull(admin);
synchronized (this) {
- if (mOwners.getDeviceOwnerUserId() == callingUserId) {
- // The user that the DO is installed on is always affiliated.
- return true;
- }
- final ComponentName profileOwner = getProfileOwner(callingUserId);
- if (profileOwner == null
- || !profileOwner.getPackageName().equals(mOwners.getDeviceOwnerPackageName())) {
- return false;
- }
- final Set<String> userAffiliationIds = getUserData(callingUserId).mAffiliationIds;
- final Set<String> deviceAffiliationIds =
- getUserData(UserHandle.USER_SYSTEM).mAffiliationIds;
- for (String id : userAffiliationIds) {
- if (deviceAffiliationIds.contains(id)) {
- return true;
- }
- }
+ getActiveAdminForCallerLocked(admin, DeviceAdminInfo.USES_POLICY_PROFILE_OWNER);
+ return new ArrayList<String>(
+ getUserData(mInjector.userHandleGetCallingUserId()).mAffiliationIds);
}
- return false;
}
- private synchronized void disableDeviceOwnerManagedSingleUserFeaturesIfNeeded() {
- final boolean isSingleUserManagedDevice = isDeviceOwnerManagedSingleUserDevice();
+ @Override
+ public boolean isAffiliatedUser() {
+ if (!mHasFeature) {
+ return false;
+ }
- // disable security logging if needed
- if (!isSingleUserManagedDevice) {
- mInjector.securityLogSetLoggingEnabledProperty(false);
- Slog.w(LOG_TAG, "Security logging turned off as it's no longer a single user managed"
- + " device.");
+ synchronized (this) {
+ return isUserAffiliatedWithDeviceLocked(mInjector.userHandleGetCallingUserId());
}
+ }
- // disable backup service if needed
- // note: when clearing DO, the backup service shouldn't be disabled if it was enabled by
- // the device owner
- if (mOwners.hasDeviceOwner() && !isSingleUserManagedDevice) {
- setBackupServiceEnabledInternal(false);
- Slog.w(LOG_TAG, "Backup is off as it's a managed device that has more that one user.");
+ private boolean isUserAffiliatedWithDeviceLocked(int userId) {
+ if (!mOwners.hasDeviceOwner()) {
+ return false;
+ }
+ if (userId == mOwners.getDeviceOwnerUserId()) {
+ // The user that the DO is installed on is always affiliated with the device.
+ return true;
+ }
+ if (userId == UserHandle.USER_SYSTEM) {
+ // The system user is always affiliated in a DO device, even if the DO is set on a
+ // different user. This could be the case if the DO is set in the primary user
+ // of a split user device.
+ return true;
}
+ final ComponentName profileOwner = getProfileOwner(userId);
+ if (profileOwner == null) {
+ return false;
+ }
+ final Set<String> userAffiliationIds = getUserData(userId).mAffiliationIds;
+ final Set<String> deviceAffiliationIds =
+ getUserData(UserHandle.USER_SYSTEM).mAffiliationIds;
+ for (String id : userAffiliationIds) {
+ if (deviceAffiliationIds.contains(id)) {
+ return true;
+ }
+ }
+ return false;
+ }
- // disable network logging if needed
- if (!isSingleUserManagedDevice) {
- setNetworkLoggingActiveInternal(false);
- Slog.w(LOG_TAG, "Network logging turned off as it's no longer a single user managed"
- + " device.");
- // if there still is a device owner, disable logging policy, otherwise the admin
- // has been nuked
- if (mOwners.hasDeviceOwner()) {
- getDeviceOwnerAdminLocked().isNetworkLoggingEnabled = false;
- saveSettingsLocked(mOwners.getDeviceOwnerUserId());
+ private boolean areAllUsersAffiliatedWithDeviceLocked() {
+ final long ident = mInjector.binderClearCallingIdentity();
+ try {
+ final List<UserInfo> userInfos = mUserManager.getUsers(/*excludeDying=*/ true);
+ for (int i = 0; i < userInfos.size(); i++) {
+ int userId = userInfos.get(i).id;
+ if (!isUserAffiliatedWithDeviceLocked(userId)) {
+ Slog.d(LOG_TAG, "User id " + userId + " not affiliated.");
+ return false;
+ }
}
+ } finally {
+ mInjector.binderRestoreCallingIdentity(ident);
}
+
+ return true;
}
@Override
public void setSecurityLoggingEnabled(ComponentName admin, boolean enabled) {
+ if (!mHasFeature) {
+ return;
+ }
Preconditions.checkNotNull(admin);
- ensureDeviceOwnerManagingSingleUser(admin);
synchronized (this) {
+ getActiveAdminForCallerLocked(admin, DeviceAdminInfo.USES_POLICY_DEVICE_OWNER);
if (enabled == mInjector.securityLogGetLoggingEnabledProperty()) {
return;
}
mInjector.securityLogSetLoggingEnabledProperty(enabled);
if (enabled) {
mSecurityLogMonitor.start();
+ maybePauseDeviceWideLoggingLocked();
} else {
mSecurityLogMonitor.stop();
}
@Override
public boolean isSecurityLoggingEnabled(ComponentName admin) {
- Preconditions.checkNotNull(admin);
+ if (!mHasFeature) {
+ return false;
+ }
+
synchronized (this) {
- getActiveAdminForCallerLocked(admin, DeviceAdminInfo.USES_POLICY_DEVICE_OWNER);
+ if (!isCallerWithSystemUid()) {
+ Preconditions.checkNotNull(admin);
+ getActiveAdminForCallerLocked(admin, DeviceAdminInfo.USES_POLICY_DEVICE_OWNER);
+ }
return mInjector.securityLogGetLoggingEnabledProperty();
}
}
+ private synchronized void recordSecurityLogRetrievalTime() {
+ final long currentTime = System.currentTimeMillis();
+ DevicePolicyData policyData = getUserData(UserHandle.USER_SYSTEM);
+ if (currentTime > policyData.mLastSecurityLogRetrievalTime) {
+ policyData.mLastSecurityLogRetrievalTime = currentTime;
+ saveSettingsLocked(UserHandle.USER_SYSTEM);
+ }
+ }
+
@Override
public ParceledListSlice<SecurityEvent> retrievePreRebootSecurityLogs(ComponentName admin) {
+ if (!mHasFeature) {
+ return null;
+ }
+
Preconditions.checkNotNull(admin);
- ensureDeviceOwnerManagingSingleUser(admin);
+ ensureDeviceOwnerAndAllUsersAffiliated(admin);
- if (!mContext.getResources().getBoolean(R.bool.config_supportPreRebootSecurityLogs)) {
+ if (!mContext.getResources().getBoolean(R.bool.config_supportPreRebootSecurityLogs)
+ || !mInjector.securityLogGetLoggingEnabledProperty()) {
return null;
}
+ recordSecurityLogRetrievalTime();
+
ArrayList<SecurityEvent> output = new ArrayList<SecurityEvent>();
try {
SecurityLog.readPreviousEvents(output);
@Override
public ParceledListSlice<SecurityEvent> retrieveSecurityLogs(ComponentName admin) {
+ if (!mHasFeature) {
+ return null;
+ }
+
Preconditions.checkNotNull(admin);
- ensureDeviceOwnerManagingSingleUser(admin);
+ ensureDeviceOwnerAndAllUsersAffiliated(admin);
+
+ if (!mInjector.securityLogGetLoggingEnabledProperty()) {
+ return null;
+ }
+
+ recordSecurityLogRetrievalTime();
List<SecurityEvent> logs = mSecurityLogMonitor.retrieveLogs();
return logs != null ? new ParceledListSlice<SecurityEvent>(logs) : null;
android.Manifest.permission.MANAGE_PROFILE_AND_DEVICE_OWNERS, null);
}
+ private void enforceCallerSystemUserHandle() {
+ final int callingUid = mInjector.binderGetCallingUid();
+ final int userId = UserHandle.getUserId(callingUid);
+ if (userId != UserHandle.USER_SYSTEM) {
+ throw new SecurityException("Caller has to be in user 0");
+ }
+ }
+
@Override
public boolean isUninstallInQueue(final String packageName) {
enforceCanManageDeviceAdmin();
@Override
public boolean isDeviceProvisioned() {
- return !TextUtils.isEmpty(mInjector.systemPropertiesGet(PROPERTY_DEVICE_OWNER_PRESENT));
+ synchronized (this) {
+ return getUserDataUnchecked(UserHandle.USER_SYSTEM).mUserSetupComplete;
+ }
+ }
+
+ private boolean isCurrentUserDemo() {
+ if (UserManager.isDeviceInDemoMode(mContext)) {
+ final int userId = mInjector.userHandleGetCallingUserId();
+ final long callingIdentity = mInjector.binderClearCallingIdentity();
+ try {
+ return mUserManager.getUserInfo(userId).isDemo();
+ } finally {
+ mInjector.binderRestoreCallingIdentity(callingIdentity);
+ }
+ }
+ return false;
}
private void removePackageIfRequired(final String packageName, final int userId) {
}
/**
+ * Force update internal persistent state from Settings.Secure.USER_SETUP_COMPLETE.
+ *
+ * It's added for testing only. Please use this API carefully if it's used by other system app
+ * and bare in mind Settings.Secure.USER_SETUP_COMPLETE can be modified by user and other system
+ * apps.
+ */
+ @Override
+ public void forceUpdateUserSetupComplete() {
+ enforceCanManageProfileAndDeviceOwners();
+ enforceCallerSystemUserHandle();
+ // no effect if it's called from user build
+ if (!mInjector.isBuildDebuggable()) {
+ return;
+ }
+ final int userId = UserHandle.USER_SYSTEM;
+ boolean isUserCompleted = mInjector.settingsSecureGetIntForUser(
+ Settings.Secure.USER_SETUP_COMPLETE, 0, userId) != 0;
+ DevicePolicyData policy = getUserData(userId);
+ policy.mUserSetupComplete = isUserCompleted;
+ synchronized (this) {
+ saveSettingsLocked(userId);
+ }
+ }
+
+ // TODO(b/22388012): When backup is available for secondary users and profiles, consider
+ // whether there are any privacy/security implications of enabling the backup service here
+ // if there are other users or profiles unmanaged or managed by a different entity (i.e. not
+ // affiliated).
+ @Override
+ public void setBackupServiceEnabled(ComponentName admin, boolean enabled) {
+ if (!mHasFeature) {
+ return;
+ }
+ Preconditions.checkNotNull(admin);
+ synchronized (this) {
+ getActiveAdminForCallerLocked(admin, DeviceAdminInfo.USES_POLICY_DEVICE_OWNER);
+ }
+
+ final long ident = mInjector.binderClearCallingIdentity();
+ try {
+ IBackupManager ibm = mInjector.getIBackupManager();
+ if (ibm != null) {
+ ibm.setBackupServiceActive(UserHandle.USER_SYSTEM, enabled);
+ }
+ } catch (RemoteException e) {
+ throw new IllegalStateException(
+ "Failed " + (enabled ? "" : "de") + "activating backup service.", e);
+ } finally {
+ mInjector.binderRestoreCallingIdentity(ident);
+ }
+ }
+
+ @Override
+ public boolean isBackupServiceEnabled(ComponentName admin) {
+ Preconditions.checkNotNull(admin);
+ if (!mHasFeature) {
+ return true;
+ }
+ synchronized (this) {
+ try {
+ getActiveAdminForCallerLocked(admin, DeviceAdminInfo.USES_POLICY_DEVICE_OWNER);
+ IBackupManager ibm = mInjector.getIBackupManager();
+ return ibm != null && ibm.isBackupServiceActive(UserHandle.USER_SYSTEM);
+ } catch (RemoteException e) {
+ throw new IllegalStateException("Failed requesting backup service state.", e);
+ }
+ }
+ }
+
+ @Override
+ public boolean bindDeviceAdminServiceAsUser(
+ @NonNull ComponentName admin, @NonNull IApplicationThread caller,
+ @Nullable IBinder activtiyToken, @NonNull Intent serviceIntent,
+ @NonNull IServiceConnection connection, int flags, @UserIdInt int targetUserId) {
+ if (!mHasFeature) {
+ return false;
+ }
+ Preconditions.checkNotNull(admin);
+ Preconditions.checkNotNull(caller);
+ Preconditions.checkNotNull(serviceIntent);
+ Preconditions.checkArgument(
+ serviceIntent.getComponent() != null || serviceIntent.getPackage() != null,
+ "Service intent must be explicit (with a package name or component): "
+ + serviceIntent);
+ Preconditions.checkNotNull(connection);
+ Preconditions.checkArgument(mInjector.userHandleGetCallingUserId() != targetUserId,
+ "target user id must be different from the calling user id");
+
+ if (!getBindDeviceAdminTargetUsers(admin).contains(UserHandle.of(targetUserId))) {
+ throw new SecurityException("Not allowed to bind to target user id");
+ }
+
+ final String targetPackage;
+ synchronized (this) {
+ targetPackage = getOwnerPackageNameForUserLocked(targetUserId);
+ }
+
+ final long callingIdentity = mInjector.binderClearCallingIdentity();
+ try {
+ // Validate and sanitize the incoming service intent.
+ final Intent sanitizedIntent =
+ createCrossUserServiceIntent(serviceIntent, targetPackage, targetUserId);
+ if (sanitizedIntent == null) {
+ // Fail, cannot lookup the target service.
+ return false;
+ }
+ // Ask ActivityManager to bind it. Notice that we are binding the service with the
+ // caller app instead of DevicePolicyManagerService.
+ return mInjector.getIActivityManager().bindService(
+ caller, activtiyToken, serviceIntent,
+ serviceIntent.resolveTypeIfNeeded(mContext.getContentResolver()),
+ connection, flags, mContext.getOpPackageName(),
+ targetUserId) != 0;
+ } catch (RemoteException ex) {
+ // Same process, should not happen.
+ } finally {
+ mInjector.binderRestoreCallingIdentity(callingIdentity);
+ }
+
+ // Failed to bind.
+ return false;
+ }
+
+ @Override
+ public @NonNull List<UserHandle> getBindDeviceAdminTargetUsers(@NonNull ComponentName admin) {
+ if (!mHasFeature) {
+ return Collections.emptyList();
+ }
+ Preconditions.checkNotNull(admin);
+
+ synchronized (this) {
+ getActiveAdminForCallerLocked(admin, DeviceAdminInfo.USES_POLICY_PROFILE_OWNER);
+
+ final int callingUserId = mInjector.userHandleGetCallingUserId();
+ final long callingIdentity = mInjector.binderClearCallingIdentity();
+ try {
+ ArrayList<UserHandle> targetUsers = new ArrayList<>();
+ if (!isDeviceOwner(admin, callingUserId)) {
+ // Profile owners can only bind to the device owner.
+ if (canUserBindToDeviceOwnerLocked(callingUserId)) {
+ targetUsers.add(UserHandle.of(mOwners.getDeviceOwnerUserId()));
+ }
+ } else {
+ // Caller is the device owner: Look for profile owners that it can bind to.
+ final List<UserInfo> userInfos = mUserManager.getUsers(/*excludeDying=*/ true);
+ for (int i = 0; i < userInfos.size(); i++) {
+ final int userId = userInfos.get(i).id;
+ if (userId != callingUserId && canUserBindToDeviceOwnerLocked(userId)) {
+ targetUsers.add(UserHandle.of(userId));
+ }
+ }
+ }
+
+ return targetUsers;
+ } finally {
+ mInjector.binderRestoreCallingIdentity(callingIdentity);
+ }
+ }
+ }
+
+ private boolean canUserBindToDeviceOwnerLocked(int userId) {
+ // There has to be a device owner, under another user id.
+ if (!mOwners.hasDeviceOwner() || userId == mOwners.getDeviceOwnerUserId()) {
+ return false;
+ }
+
+ // The user must have a profile owner that belongs to the same package as the device owner.
+ if (!mOwners.hasProfileOwner(userId) || !TextUtils.equals(
+ mOwners.getDeviceOwnerPackageName(), mOwners.getProfileOwnerPackage(userId))) {
+ return false;
+ }
+
+ // The user must be affiliated.
+ return isUserAffiliatedWithDeviceLocked(userId);
+ }
+
+ /**
* Return true if a given user has any accounts that'll prevent installing a device or profile
* owner {@code owner}.
* - If the user has no accounts, then return false.
*/
private boolean hasIncompatibleAccountsOrNonAdbNoLock(
int userId, @Nullable ComponentName owner) {
- final boolean isAdb = (mInjector.binderGetCallingUid() == Process.SHELL_UID)
- || (mInjector.binderGetCallingUid() == Process.ROOT_UID);
- if (!isAdb) {
- return true;
- }
-
- if (Thread.holdsLock(this)) {
- Slog.wtf(LOG_TAG, "hasIncompatibleAccountsNoLock() called with the DPMS lock held.");
+ if (!isAdb()) {
return true;
}
+ wtfIfInLock();
final long token = mInjector.binderClearCallingIdentity();
try {
}
}
- @Override
- public void setBackupServiceEnabled(ComponentName admin, boolean enabled) {
- Preconditions.checkNotNull(admin);
- if (!mHasFeature) {
- return;
- }
- ensureDeviceOwnerManagingSingleUser(admin);
- setBackupServiceEnabledInternal(enabled);
- }
-
- private synchronized void setBackupServiceEnabledInternal(boolean enabled) {
- long ident = mInjector.binderClearCallingIdentity();
- try {
- IBackupManager ibm = mInjector.getIBackupManager();
- if (ibm != null) {
- ibm.setBackupServiceActive(UserHandle.USER_SYSTEM, enabled);
- }
- } catch (RemoteException e) {
- throw new IllegalStateException(
- "Failed " + (enabled ? "" : "de") + "activating backup service.", e);
- } finally {
- mInjector.binderRestoreCallingIdentity(ident);
- }
- }
-
- @Override
- public boolean isBackupServiceEnabled(ComponentName admin) {
- Preconditions.checkNotNull(admin);
- if (!mHasFeature) {
- return true;
- }
- synchronized (this) {
- getActiveAdminForCallerLocked(admin, DeviceAdminInfo.USES_POLICY_DEVICE_OWNER);
- try {
- IBackupManager ibm = mInjector.getIBackupManager();
- return ibm != null && ibm.isBackupServiceActive(UserHandle.USER_SYSTEM);
- } catch (RemoteException e) {
- throw new IllegalStateException("Failed requesting backup service state.", e);
- }
- }
+ private boolean isAdb() {
+ final int callingUid = mInjector.binderGetCallingUid();
+ return callingUid == Process.SHELL_UID || callingUid == Process.ROOT_UID;
}
@Override
return;
}
Preconditions.checkNotNull(admin);
- ensureDeviceOwnerManagingSingleUser(admin);
+ getActiveAdminForCallerLocked(admin, DeviceAdminInfo.USES_POLICY_DEVICE_OWNER);
if (enabled == isNetworkLoggingEnabledInternalLocked()) {
// already in the requested state
Slog.wtf(LOG_TAG, "Network logging could not be started due to the logging"
+ " service not being available yet.");
}
+ maybePauseDeviceWideLoggingLocked();
sendNetworkLoggingNotificationLocked();
} else {
if (mNetworkLogger != null && !mNetworkLogger.stopNetworkLogging()) {
- mNetworkLogger = null;
Slog.wtf(LOG_TAG, "Network logging could not be stopped due to the logging"
+ " service not being available yet.");
}
mNetworkLogger = null;
- mInjector.getNotificationManager().cancel(NETWORK_LOGGING_NOTIFICATION_ID);
+ mInjector.getNotificationManager().cancel(SystemMessage.NOTE_NETWORK_LOGGING);
}
} finally {
mInjector.binderRestoreCallingIdentity(callingIdentity);
}
}
+ /** Pauses security and network logging if there are unaffiliated users on the device */
+ private void maybePauseDeviceWideLoggingLocked() {
+ if (!areAllUsersAffiliatedWithDeviceLocked()) {
+ Slog.i(LOG_TAG, "There are unaffiliated users, security and network logging will be "
+ + "paused if enabled.");
+ mSecurityLogMonitor.pause();
+ if (mNetworkLogger != null) {
+ mNetworkLogger.pause();
+ }
+ }
+ }
+
+ /** Resumes security and network logging (if they are enabled) if all users are affiliated */
+ private void maybeResumeDeviceWideLoggingLocked() {
+ if (areAllUsersAffiliatedWithDeviceLocked()) {
+ final long ident = mInjector.binderClearCallingIdentity();
+ try {
+ mSecurityLogMonitor.resume();
+ if (mNetworkLogger != null) {
+ mNetworkLogger.resume();
+ }
+ } finally {
+ mInjector.binderRestoreCallingIdentity(ident);
+ }
+ }
+ }
+
+ /** Deletes any security and network logs that might have been collected so far */
+ private void discardDeviceWideLogsLocked() {
+ mSecurityLogMonitor.discardLogs();
+ if (mNetworkLogger != null) {
+ mNetworkLogger.discardLogs();
+ }
+ // TODO: We should discard pre-boot security logs here too, as otherwise those
+ // logs (which might contain data from the user just removed) will be
+ // available after next boot.
+ }
+
@Override
public boolean isNetworkLoggingEnabled(ComponentName admin) {
if (!mHasFeature) {
* @see NetworkLoggingHandler#MAX_EVENTS_PER_BATCH
*/
@Override
- public synchronized List<NetworkEvent> retrieveNetworkLogs(ComponentName admin,
- long batchToken) {
+ public List<NetworkEvent> retrieveNetworkLogs(ComponentName admin, long batchToken) {
if (!mHasFeature) {
return null;
}
Preconditions.checkNotNull(admin);
- ensureDeviceOwnerManagingSingleUser(admin);
+ ensureDeviceOwnerAndAllUsersAffiliated(admin);
- if (mNetworkLogger == null) {
- return null;
+ synchronized (this) {
+ if (mNetworkLogger == null
+ || !isNetworkLoggingEnabledInternalLocked()) {
+ return null;
+ }
+
+ final long currentTime = System.currentTimeMillis();
+ DevicePolicyData policyData = getUserData(UserHandle.USER_SYSTEM);
+ if (currentTime > policyData.mLastNetworkLogsRetrievalTime) {
+ policyData.mLastNetworkLogsRetrievalTime = currentTime;
+ saveSettingsLocked(UserHandle.USER_SYSTEM);
+ }
+ return mNetworkLogger.retrieveLogs(batchToken);
}
- return isNetworkLoggingEnabledInternalLocked()
- ? mNetworkLogger.retrieveLogs(batchToken)
- : null;
}
private void sendNetworkLoggingNotificationLocked() {
intent.setPackage("com.android.systemui");
final PendingIntent pendingIntent = PendingIntent.getBroadcastAsUser(mContext, 0, intent, 0,
UserHandle.CURRENT);
- Notification notification = new Notification.Builder(mContext)
- .setSmallIcon(R.drawable.ic_qs_network_logging)
+ Notification notification =
+ new Notification.Builder(mContext, SystemNotificationChannels.DEVICE_ADMIN)
+ .setSmallIcon(R.drawable.ic_info_outline)
.setContentTitle(mContext.getString(R.string.network_logging_notification_title))
.setContentText(mContext.getString(R.string.network_logging_notification_text))
.setTicker(mContext.getString(R.string.network_logging_notification_title))
.setShowWhen(true)
.setContentIntent(pendingIntent)
+ .setStyle(new Notification.BigTextStyle()
+ .bigText(mContext.getString(R.string.network_logging_notification_text)))
.build();
- mInjector.getNotificationManager().notify(NETWORK_LOGGING_NOTIFICATION_ID, notification);
+ mInjector.getNotificationManager().notify(SystemMessage.NOTE_NETWORK_LOGGING, notification);
saveSettingsLocked(mOwners.getDeviceOwnerUserId());
}
+
+ /**
+ * Return the package name of owner in a given user.
+ */
+ private String getOwnerPackageNameForUserLocked(int userId) {
+ return mOwners.getDeviceOwnerUserId() == userId
+ ? mOwners.getDeviceOwnerPackageName()
+ : mOwners.getProfileOwnerPackage(userId);
+ }
+
+ /**
+ * @param rawIntent Original service intent specified by caller. It must be explicit.
+ * @param expectedPackageName The expected package name of the resolved service.
+ * @return Intent that have component explicitly set. {@code null} if no service is resolved
+ * with the given intent.
+ * @throws SecurityException if the intent is resolved to an invalid service.
+ */
+ private Intent createCrossUserServiceIntent(
+ @NonNull Intent rawIntent, @NonNull String expectedPackageName,
+ @UserIdInt int targetUserId) throws RemoteException, SecurityException {
+ ResolveInfo info = mIPackageManager.resolveService(
+ rawIntent,
+ rawIntent.resolveTypeIfNeeded(mContext.getContentResolver()),
+ 0, // flags
+ targetUserId);
+ if (info == null || info.serviceInfo == null) {
+ Log.e(LOG_TAG, "Fail to look up the service: " + rawIntent
+ + " or user " + targetUserId + " is not running");
+ return null;
+ }
+ if (!expectedPackageName.equals(info.serviceInfo.packageName)) {
+ throw new SecurityException("Only allow to bind service in " + expectedPackageName);
+ }
+ // STOPSHIP(b/37624960): Remove info.serviceInfo.exported before release.
+ if (info.serviceInfo.exported && !BIND_DEVICE_ADMIN.equals(info.serviceInfo.permission)) {
+ throw new SecurityException(
+ "Service must be protected by BIND_DEVICE_ADMIN permission");
+ }
+ // It is the system server to bind the service, it would be extremely dangerous if it
+ // can be exploited to bind any service. Set the component explicitly to make sure we
+ // do not bind anything accidentally.
+ rawIntent.setComponent(info.serviceInfo.getComponentName());
+ return rawIntent;
+ }
+
+ @Override
+ public long getLastSecurityLogRetrievalTime() {
+ enforceDeviceOwnerOrManageUsers();
+ return getUserData(UserHandle.USER_SYSTEM).mLastSecurityLogRetrievalTime;
+ }
+
+ @Override
+ public long getLastBugReportRequestTime() {
+ enforceDeviceOwnerOrManageUsers();
+ return getUserData(UserHandle.USER_SYSTEM).mLastBugReportRequestTime;
+ }
+
+ @Override
+ public long getLastNetworkLogRetrievalTime() {
+ enforceDeviceOwnerOrManageUsers();
+ return getUserData(UserHandle.USER_SYSTEM).mLastNetworkLogsRetrievalTime;
+ }
+
+ @Override
+ public boolean setResetPasswordToken(ComponentName admin, byte[] token) {
+ if (!mHasFeature) {
+ return false;
+ }
+ if (token == null || token.length < 32) {
+ throw new IllegalArgumentException("token must be at least 32-byte long");
+ }
+ synchronized (this) {
+ final int userHandle = mInjector.userHandleGetCallingUserId();
+ getActiveAdminForCallerLocked(admin, DeviceAdminInfo.USES_POLICY_PROFILE_OWNER);
+
+ DevicePolicyData policy = getUserData(userHandle);
+ long ident = mInjector.binderClearCallingIdentity();
+ try {
+ if (policy.mPasswordTokenHandle != 0) {
+ mLockPatternUtils.removeEscrowToken(policy.mPasswordTokenHandle, userHandle);
+ }
+
+ policy.mPasswordTokenHandle = mLockPatternUtils.addEscrowToken(token, userHandle);
+ saveSettingsLocked(userHandle);
+ return policy.mPasswordTokenHandle != 0;
+ } finally {
+ mInjector.binderRestoreCallingIdentity(ident);
+ }
+ }
+ }
+
+ @Override
+ public boolean clearResetPasswordToken(ComponentName admin) {
+ if (!mHasFeature) {
+ return false;
+ }
+ synchronized (this) {
+ final int userHandle = mInjector.userHandleGetCallingUserId();
+ getActiveAdminForCallerLocked(admin, DeviceAdminInfo.USES_POLICY_PROFILE_OWNER);
+
+ DevicePolicyData policy = getUserData(userHandle);
+ if (policy.mPasswordTokenHandle != 0) {
+ long ident = mInjector.binderClearCallingIdentity();
+ try {
+ boolean result = mLockPatternUtils.removeEscrowToken(
+ policy.mPasswordTokenHandle, userHandle);
+ policy.mPasswordTokenHandle = 0;
+ saveSettingsLocked(userHandle);
+ return result;
+ } finally {
+ mInjector.binderRestoreCallingIdentity(ident);
+ }
+ }
+ }
+ return false;
+ }
+
+ @Override
+ public boolean isResetPasswordTokenActive(ComponentName admin) {
+ synchronized (this) {
+ final int userHandle = mInjector.userHandleGetCallingUserId();
+ getActiveAdminForCallerLocked(admin, DeviceAdminInfo.USES_POLICY_PROFILE_OWNER);
+
+ DevicePolicyData policy = getUserData(userHandle);
+ if (policy.mPasswordTokenHandle != 0) {
+ long ident = mInjector.binderClearCallingIdentity();
+ try {
+ return mLockPatternUtils.isEscrowTokenActive(policy.mPasswordTokenHandle,
+ userHandle);
+ } finally {
+ mInjector.binderRestoreCallingIdentity(ident);
+ }
+ }
+ }
+ return false;
+ }
+
+ @Override
+ public boolean resetPasswordWithToken(ComponentName admin, String passwordOrNull, byte[] token,
+ int flags) {
+ Preconditions.checkNotNull(token);
+ synchronized (this) {
+ final int userHandle = mInjector.userHandleGetCallingUserId();
+ getActiveAdminForCallerLocked(admin, DeviceAdminInfo.USES_POLICY_PROFILE_OWNER);
+
+ DevicePolicyData policy = getUserData(userHandle);
+ if (policy.mPasswordTokenHandle != 0) {
+ final String password = passwordOrNull != null ? passwordOrNull : "";
+ return resetPasswordInternal(password, policy.mPasswordTokenHandle, token,
+ flags, mInjector.binderGetCallingUid(), userHandle);
+ } else {
+ Slog.w(LOG_TAG, "No saved token handle");
+ }
+ }
+ return false;
+ }
+
+ @Override
+ public boolean isCurrentInputMethodSetByOwner() {
+ enforceProfileOwnerOrSystemUser();
+ return getUserData(mInjector.userHandleGetCallingUserId()).mCurrentInputMethodSet;
+ }
+
+ @Override
+ public StringParceledListSlice getOwnerInstalledCaCerts(@NonNull UserHandle user) {
+ final int userId = user.getIdentifier();
+ enforceProfileOwnerOrFullCrossUsersPermission(userId);
+ synchronized (this) {
+ return new StringParceledListSlice(
+ new ArrayList<>(getUserData(userId).mOwnerInstalledCaCerts));
+ }
+ }
}
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