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selftests: mlxsw: Use busywait helper in vxlan test
authorDanielle Ratson <danieller@mellanox.com>
Thu, 27 Feb 2020 07:50:12 +0000 (08:50 +0100)
committerDavid S. Miller <davem@davemloft.net>
Thu, 27 Feb 2020 19:10:14 +0000 (11:10 -0800)
Vxlan test uses offload indication checks.

Use a busywait helper and wait until the offload indication is set or
fail if it reaches timeout.

Signed-off-by: Danielle Ratson <danieller@mellanox.com>
Reviewed-by: Petr Machata <petrm@mellanox.com>
Signed-off-by: Ido Schimmel <idosch@mellanox.com>
Signed-off-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
tools/testing/selftests/drivers/net/mlxsw/vxlan.sh patch | blob | history
tools/testing/selftests/net/forwarding/lib.sh patch | blob | history

diff --git a/tools/testing/selftests/drivers/net/mlxsw/vxlan.sh b/tools/testing/selftests/drivers/net/mlxsw/vxlan.sh
index 15eb0dc..729a86c 100755 (executable)
--- a/tools/testing/selftests/drivers/net/mlxsw/vxlan.sh
+++ b/tools/testing/selftests/drivers/net/mlxsw/vxlan.sh
@@ -9,6 +9,7 @@ lib_dir=$(dirname $0)/../../../net/forwarding
 ALL_TESTS="sanitization_test offload_indication_test \
        sanitization_vlan_aware_test offload_indication_vlan_aware_test"
 NUM_NETIFS=2
+: ${TIMEOUT:=20000} # ms
 source $lib_dir/lib.sh
 
 setup_prepare()
@@ -470,8 +471,8 @@ offload_indication_fdb_flood_test()
 
        bridge fdb append 00:00:00:00:00:00 dev vxlan0 self dst 198.51.100.2
 
-       bridge fdb show brport vxlan0 | grep 00:00:00:00:00:00 \
-               | grep -q offload
+       busywait "$TIMEOUT" wait_for_offload grep_bridge_fdb 00:00:00:00:00:00 \
+               bridge fdb show brport vxlan0
        check_err $?
 
        bridge fdb del 00:00:00:00:00:00 dev vxlan0 self
@@ -486,11 +487,11 @@ offload_indication_fdb_bridge_test()
        bridge fdb add de:ad:be:ef:13:37 dev vxlan0 self master static \
                dst 198.51.100.2
 
-       bridge fdb show brport vxlan0 | grep de:ad:be:ef:13:37 | grep self \
-               | grep -q offload
+       busywait "$TIMEOUT" wait_for_offload grep_bridge_fdb \
+               de:ad:be:ef:13:37 self bridge fdb show brport vxlan0
        check_err $?
-       bridge fdb show brport vxlan0 | grep de:ad:be:ef:13:37 | grep -v self \
-               | grep -q offload
+       busywait "$TIMEOUT" wait_for_offload grep_bridge_fdb \
+               de:ad:be:ef:13:37 self -v bridge fdb show brport vxlan0
        check_err $?
 
        log_test "vxlan entry offload indication - initial state"
@@ -500,9 +501,9 @@ offload_indication_fdb_bridge_test()
        RET=0
 
        bridge fdb del de:ad:be:ef:13:37 dev vxlan0 master
-       bridge fdb show brport vxlan0 | grep de:ad:be:ef:13:37 | grep self \
-               | grep -q offload
-       check_fail $?
+       busywait "$TIMEOUT" not wait_for_offload grep_bridge_fdb \
+               de:ad:be:ef:13:37 self bridge fdb show brport vxlan0
+       check_err $?
 
        log_test "vxlan entry offload indication - after removal from bridge"
 
@@ -511,11 +512,11 @@ offload_indication_fdb_bridge_test()
        RET=0
 
        bridge fdb add de:ad:be:ef:13:37 dev vxlan0 master static
-       bridge fdb show brport vxlan0 | grep de:ad:be:ef:13:37 | grep self \
-               | grep -q offload
+       busywait "$TIMEOUT" wait_for_offload grep_bridge_fdb \
+               de:ad:be:ef:13:37 self bridge fdb show brport vxlan0
        check_err $?
-       bridge fdb show brport vxlan0 | grep de:ad:be:ef:13:37 | grep -v self \
-               | grep -q offload
+       busywait "$TIMEOUT" wait_for_offload grep_bridge_fdb \
+               de:ad:be:ef:13:37 self -v bridge fdb show brport vxlan0
        check_err $?
 
        log_test "vxlan entry offload indication - after re-add to bridge"
@@ -525,9 +526,9 @@ offload_indication_fdb_bridge_test()
        RET=0
 
        bridge fdb del de:ad:be:ef:13:37 dev vxlan0 self
-       bridge fdb show brport vxlan0 | grep de:ad:be:ef:13:37 | grep -v self \
-               | grep -q offload
-       check_fail $?
+       busywait "$TIMEOUT" not wait_for_offload grep_bridge_fdb \
+               de:ad:be:ef:13:37 self -v bridge fdb show brport vxlan0
+       check_err $?
 
        log_test "vxlan entry offload indication - after removal from vxlan"
 
@@ -536,11 +537,11 @@ offload_indication_fdb_bridge_test()
        RET=0
 
        bridge fdb add de:ad:be:ef:13:37 dev vxlan0 self dst 198.51.100.2
-       bridge fdb show brport vxlan0 | grep de:ad:be:ef:13:37 | grep self \
-               | grep -q offload
+       busywait "$TIMEOUT" wait_for_offload grep_bridge_fdb \
+               de:ad:be:ef:13:37 self bridge fdb show brport vxlan0
        check_err $?
-       bridge fdb show brport vxlan0 | grep de:ad:be:ef:13:37 | grep -v self \
-               | grep -q offload
+       busywait "$TIMEOUT" wait_for_offload grep_bridge_fdb \
+               de:ad:be:ef:13:37 self -v bridge fdb show brport vxlan0
        check_err $?
 
        log_test "vxlan entry offload indication - after re-add to vxlan"
@@ -558,27 +559,32 @@ offload_indication_decap_route_test()
 {
        RET=0
 
-       ip route show table local | grep 198.51.100.1 | grep -q offload
+       busywait "$TIMEOUT" wait_for_offload \
+               ip route show table local 198.51.100.1
        check_err $?
 
        ip link set dev vxlan0 down
-       ip route show table local | grep 198.51.100.1 | grep -q offload
+       busywait "$TIMEOUT" wait_for_offload \
+               ip route show table local 198.51.100.1
        check_err $?
 
        ip link set dev vxlan1 down
-       ip route show table local | grep 198.51.100.1 | grep -q offload
-       check_fail $?
+       busywait "$TIMEOUT" not wait_for_offload \
+               ip route show table local 198.51.100.1
+       check_err $?
 
        log_test "vxlan decap route - vxlan device down"
 
        RET=0
 
        ip link set dev vxlan1 up
-       ip route show table local | grep 198.51.100.1 | grep -q offload
+       busywait "$TIMEOUT" wait_for_offload \
+               ip route show table local 198.51.100.1
        check_err $?
 
        ip link set dev vxlan0 up
-       ip route show table local | grep 198.51.100.1 | grep -q offload
+       busywait "$TIMEOUT" wait_for_offload \
+               ip route show table local 198.51.100.1
        check_err $?
 
        log_test "vxlan decap route - vxlan device up"
@@ -586,11 +592,13 @@ offload_indication_decap_route_test()
        RET=0
 
        ip address delete 198.51.100.1/32 dev lo
-       ip route show table local | grep 198.51.100.1 | grep -q offload
-       check_fail $?
+       busywait "$TIMEOUT" not wait_for_offload \
+               ip route show table local 198.51.100.1
+       check_err $?
 
        ip address add 198.51.100.1/32 dev lo
-       ip route show table local | grep 198.51.100.1 | grep -q offload
+       busywait "$TIMEOUT" wait_for_offload \
+               ip route show table local 198.51.100.1
        check_err $?
 
        log_test "vxlan decap route - add local route"
@@ -598,16 +606,19 @@ offload_indication_decap_route_test()
        RET=0
 
        ip link set dev $swp1 nomaster
-       ip route show table local | grep 198.51.100.1 | grep -q offload
+       busywait "$TIMEOUT" wait_for_offload \
+               ip route show table local 198.51.100.1
        check_err $?
 
        ip link set dev $swp2 nomaster
-       ip route show table local | grep 198.51.100.1 | grep -q offload
-       check_fail $?
+       busywait "$TIMEOUT" not wait_for_offload \
+               ip route show table local 198.51.100.1
+       check_err $?
 
        ip link set dev $swp1 master br0
        ip link set dev $swp2 master br1
-       ip route show table local | grep 198.51.100.1 | grep -q offload
+       busywait "$TIMEOUT" wait_for_offload \
+               ip route show table local 198.51.100.1
        check_err $?
 
        log_test "vxlan decap route - local ports enslavement"
@@ -615,12 +626,14 @@ offload_indication_decap_route_test()
        RET=0
 
        ip link del dev br0
-       ip route show table local | grep 198.51.100.1 | grep -q offload
+       busywait "$TIMEOUT" wait_for_offload \
+               ip route show table local 198.51.100.1
        check_err $?
 
        ip link del dev br1
-       ip route show table local | grep 198.51.100.1 | grep -q offload
-       check_fail $?
+       busywait "$TIMEOUT" not wait_for_offload \
+               ip route show table local 198.51.100.1
+       check_err $?
 
        log_test "vxlan decap route - bridge device deletion"
 
@@ -632,16 +645,19 @@ offload_indication_decap_route_test()
        ip link set dev $swp2 master br1
        ip link set dev vxlan0 master br0
        ip link set dev vxlan1 master br1
-       ip route show table local | grep 198.51.100.1 | grep -q offload
+       busywait "$TIMEOUT" wait_for_offload \
+               ip route show table local 198.51.100.1
        check_err $?
 
        ip link del dev vxlan0
-       ip route show table local | grep 198.51.100.1 | grep -q offload
+       busywait "$TIMEOUT" wait_for_offload \
+               ip route show table local 198.51.100.1
        check_err $?
 
        ip link del dev vxlan1
-       ip route show table local | grep 198.51.100.1 | grep -q offload
-       check_fail $?
+       busywait "$TIMEOUT" not wait_for_offload \
+               ip route show table local 198.51.100.1
+       check_err $?
 
        log_test "vxlan decap route - vxlan device deletion"
 
@@ -656,12 +672,15 @@ check_fdb_offloaded()
        local mac=00:11:22:33:44:55
        local zmac=00:00:00:00:00:00
 
-       bridge fdb show dev vxlan0 | grep $mac | grep self | grep -q offload
+       busywait "$TIMEOUT" wait_for_offload grep_bridge_fdb $mac self \
+               bridge fdb show dev vxlan0
        check_err $?
-       bridge fdb show dev vxlan0 | grep $mac | grep master | grep -q offload
+       busywait "$TIMEOUT" wait_for_offload grep_bridge_fdb $mac master \
+               bridge fdb show dev vxlan0
        check_err $?
 
-       bridge fdb show dev vxlan0 | grep $zmac | grep self | grep -q offload
+       busywait "$TIMEOUT" wait_for_offload grep_bridge_fdb $zmac self \
+               bridge fdb show dev vxlan0
        check_err $?
 }
 
@@ -672,13 +691,15 @@ check_vxlan_fdb_not_offloaded()
 
        bridge fdb show dev vxlan0 | grep $mac | grep -q self
        check_err $?
-       bridge fdb show dev vxlan0 | grep $mac | grep self | grep -q offload
-       check_fail $?
+       busywait "$TIMEOUT" not wait_for_offload grep_bridge_fdb $mac self \
+               bridge fdb show dev vxlan0
+       check_err $?
 
        bridge fdb show dev vxlan0 | grep $zmac | grep -q self
        check_err $?
-       bridge fdb show dev vxlan0 | grep $zmac | grep self | grep -q offload
-       check_fail $?
+       busywait "$TIMEOUT" not wait_for_offload grep_bridge_fdb $zmac self \
+               bridge fdb show dev vxlan0
+       check_err $?
 }
 
 check_bridge_fdb_not_offloaded()
@@ -688,8 +709,9 @@ check_bridge_fdb_not_offloaded()
 
        bridge fdb show dev vxlan0 | grep $mac | grep -q master
        check_err $?
-       bridge fdb show dev vxlan0 | grep $mac | grep master | grep -q offload
-       check_fail $?
+       busywait "$TIMEOUT" not wait_for_offload grep_bridge_fdb $mac master \
+               bridge fdb show dev vxlan0
+       check_err $?
 }
 
 __offload_indication_join_vxlan_first()
@@ -771,12 +793,14 @@ __offload_indication_join_vxlan_last()
 
        ip link set dev $swp1 master br0
 
-       bridge fdb show dev vxlan0 | grep $zmac | grep self | grep -q offload
-       check_fail $?
+       busywait "$TIMEOUT" not wait_for_offload grep_bridge_fdb $zmac self \
+               bridge fdb show dev vxlan0
+       check_err $?
 
        ip link set dev vxlan0 master br0
 
-       bridge fdb show dev vxlan0 | grep $zmac | grep self | grep -q offload
+       busywait "$TIMEOUT" wait_for_offload grep_bridge_fdb $zmac self \
+               bridge fdb show dev vxlan0
        check_err $?
 
        log_test "offload indication - attach vxlan last"
@@ -866,8 +890,9 @@ sanitization_vlan_aware_test()
        ip link set dev $swp1 master br0 &> /dev/null
        check_fail $?
 
-       ip route show table local | grep 198.51.100.1 | grep -q offload
-       check_fail $?
+       busywait "$TIMEOUT" not wait_for_offload \
+               ip route show table local 198.51.100.1
+       check_err $?
 
        log_test "vlan-aware - failed enslavement to bridge due to conflict"
 
@@ -929,11 +954,11 @@ offload_indication_vlan_aware_fdb_test()
        bridge fdb add de:ad:be:ef:13:37 dev vxlan10 self master static \
                dst 198.51.100.2 vlan 10
 
-       bridge fdb show brport vxlan10 | grep de:ad:be:ef:13:37 | grep self \
-               | grep -q offload
+       busywait "$TIMEOUT" wait_for_offload grep_bridge_fdb \
+               de:ad:be:ef:13:37 self bridge fdb show brport vxlan10
        check_err $?
-       bridge fdb show brport vxlan10 | grep de:ad:be:ef:13:37 | grep -v self \
-               | grep -q offload
+       busywait "$TIMEOUT" wait_for_offload grep_bridge_fdb \
+               de:ad:be:ef:13:37 self -v bridge fdb show brport vxlan10
        check_err $?
 
        log_test "vxlan entry offload indication - initial state"
@@ -943,9 +968,9 @@ offload_indication_vlan_aware_fdb_test()
        RET=0
 
        bridge fdb del de:ad:be:ef:13:37 dev vxlan10 master vlan 10
-       bridge fdb show brport vxlan10 | grep de:ad:be:ef:13:37 | grep self \
-               | grep -q offload
-       check_fail $?
+       busywait "$TIMEOUT" not wait_for_offload grep_bridge_fdb \
+               de:ad:be:ef:13:37 self bridge fdb show brport vxlan10
+       check_err $?
 
        log_test "vxlan entry offload indication - after removal from bridge"
 
@@ -954,11 +979,11 @@ offload_indication_vlan_aware_fdb_test()
        RET=0
 
        bridge fdb add de:ad:be:ef:13:37 dev vxlan10 master static vlan 10
-       bridge fdb show brport vxlan10 | grep de:ad:be:ef:13:37 | grep self \
-               | grep -q offload
+       busywait "$TIMEOUT" wait_for_offload grep_bridge_fdb \
+               de:ad:be:ef:13:37 self bridge fdb show brport vxlan10
        check_err $?
-       bridge fdb show brport vxlan10 | grep de:ad:be:ef:13:37 | grep -v self \
-               | grep -q offload
+       busywait "$TIMEOUT" wait_for_offload grep_bridge_fdb \
+               de:ad:be:ef:13:37 self -v bridge fdb show brport vxlan10
        check_err $?
 
        log_test "vxlan entry offload indication - after re-add to bridge"
@@ -968,9 +993,9 @@ offload_indication_vlan_aware_fdb_test()
        RET=0
 
        bridge fdb del de:ad:be:ef:13:37 dev vxlan10 self
-       bridge fdb show brport vxlan10 | grep de:ad:be:ef:13:37 | grep -v self \
-               | grep -q offload
-       check_fail $?
+       busywait "$TIMEOUT" not wait_for_offload grep_bridge_fdb \
+               de:ad:be:ef:13:37 self -v bridge fdb show brport vxlan10
+       check_err $?
 
        log_test "vxlan entry offload indication - after removal from vxlan"
 
@@ -979,11 +1004,11 @@ offload_indication_vlan_aware_fdb_test()
        RET=0
 
        bridge fdb add de:ad:be:ef:13:37 dev vxlan10 self dst 198.51.100.2
-       bridge fdb show brport vxlan10 | grep de:ad:be:ef:13:37 | grep self \
-               | grep -q offload
+       busywait "$TIMEOUT" wait_for_offload grep_bridge_fdb \
+               de:ad:be:ef:13:37 self bridge fdb show brport vxlan10
        check_err $?
-       bridge fdb show brport vxlan10 | grep de:ad:be:ef:13:37 | grep -v self \
-               | grep -q offload
+       busywait "$TIMEOUT" wait_for_offload grep_bridge_fdb \
+               de:ad:be:ef:13:37 self -v bridge fdb show brport vxlan10
        check_err $?
 
        log_test "vxlan entry offload indication - after re-add to vxlan"
@@ -995,28 +1020,31 @@ offload_indication_vlan_aware_decap_route_test()
 {
        RET=0
 
-       ip route show table local | grep 198.51.100.1 | grep -q offload
+       busywait "$TIMEOUT" wait_for_offload \
+               ip route show table local 198.51.100.1
        check_err $?
 
        # Toggle PVID flag on one VxLAN device and make sure route is still
        # marked as offloaded
        bridge vlan add vid 10 dev vxlan10 untagged
 
-       ip route show table local | grep 198.51.100.1 | grep -q offload
+       busywait "$TIMEOUT" wait_for_offload \
+               ip route show table local 198.51.100.1
        check_err $?
 
        # Toggle PVID flag on second VxLAN device and make sure route is no
        # longer marked as offloaded
        bridge vlan add vid 20 dev vxlan20 untagged
 
-       ip route show table local | grep 198.51.100.1 | grep -q offload
-       check_fail $?
+       busywait "$TIMEOUT" not wait_for_offload \
+               ip route show table local 198.51.100.1
+       check_err $?
 
        # Toggle PVID flag back and make sure route is marked as offloaded
        bridge vlan add vid 10 dev vxlan10 pvid untagged
        bridge vlan add vid 20 dev vxlan20 pvid untagged
 
-       ip route show table local | grep 198.51.100.1 | grep -q offload
+       busywait "$TIMEOUT" wait_for_offload ip route show table local 198.51.100.1
        check_err $?
 
        log_test "vxlan decap route - vni map/unmap"
@@ -1069,33 +1097,33 @@ offload_indication_vlan_aware_l3vni_test()
        ip link set dev vxlan0 master br0
        bridge vlan add dev vxlan0 vid 10 pvid untagged
 
-       bridge fdb show brport vxlan0 | grep $zmac | grep self \
-               | grep -q offload
+       busywait "$TIMEOUT" wait_for_offload grep_bridge_fdb $zmac self \
+               bridge fdb show brport vxlan0
        check_err $? "vxlan tunnel not offloaded when should"
 
        # Configure a VLAN interface and make sure tunnel is offloaded
        ip link add link br0 name br10 up type vlan id 10
        sysctl_set net.ipv6.conf.br10.disable_ipv6 0
        ip -6 address add 2001:db8:1::1/64 dev br10
-       bridge fdb show brport vxlan0 | grep $zmac | grep self \
-               | grep -q offload
+       busywait "$TIMEOUT" wait_for_offload grep_bridge_fdb $zmac self \
+               bridge fdb show brport vxlan0
        check_err $? "vxlan tunnel not offloaded when should"
 
        # Unlink the VXLAN device, make sure tunnel is no longer offloaded,
        # then add it back to the bridge and make sure it is offloaded
        ip link set dev vxlan0 nomaster
-       bridge fdb show brport vxlan0 | grep $zmac | grep self \
-               | grep -q offload
-       check_fail $? "vxlan tunnel offloaded after unlinked from bridge"
+       busywait "$TIMEOUT" not wait_for_offload grep_bridge_fdb $zmac self \
+               bridge fdb show brport vxlan0
+       check_err $? "vxlan tunnel offloaded after unlinked from bridge"
 
        ip link set dev vxlan0 master br0
-       bridge fdb show brport vxlan0 | grep $zmac | grep self \
-               | grep -q offload
-       check_fail $? "vxlan tunnel offloaded despite no matching vid"
+       busywait "$TIMEOUT" not wait_for_offload grep_bridge_fdb $zmac self \
+               bridge fdb show brport vxlan0
+       check_err $? "vxlan tunnel offloaded despite no matching vid"
 
        bridge vlan add dev vxlan0 vid 10 pvid untagged
-       bridge fdb show brport vxlan0 | grep $zmac | grep self \
-               | grep -q offload
+       busywait "$TIMEOUT" wait_for_offload grep_bridge_fdb $zmac self \
+               bridge fdb show brport vxlan0
        check_err $? "vxlan tunnel not offloaded after adding vid"
 
        log_test "vxlan - l3 vni"
diff --git a/tools/testing/selftests/net/forwarding/lib.sh b/tools/testing/selftests/net/forwarding/lib.sh
index 5ea33c7..83fd15e 100644 (file)
--- a/tools/testing/selftests/net/forwarding/lib.sh
+++ b/tools/testing/selftests/net/forwarding/lib.sh
@@ -248,6 +248,28 @@ busywait()
        done
 }
 
+not()
+{
+       "$@"
+       [[ $? != 0 ]]
+}
+
+grep_bridge_fdb()
+{
+       local addr=$1; shift
+       local word
+       local flag
+
+       if [ "$1" == "self" ] || [ "$1" == "master" ]; then
+               word=$1; shift
+               if [ "$1" == "-v" ]; then
+                       flag=$1; shift
+               fi
+       fi
+
+       $@ | grep $addr | grep $flag "$word"
+}
+
 wait_for_offload()
 {
        "$@" | grep -q offload
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