package monitor
import (
- // "encoding/binary"
- // "encoding/hex"
"fmt"
- "io/ioutil"
"os"
- // "os/user"
+ "os/user"
"strings"
- "time"
"github.com/jinzhu/gorm"
log "github.com/sirupsen/logrus"
- // dbm "github.com/vapor/database/leveldb"
vaporCfg "github.com/vapor/config"
"github.com/vapor/crypto/ed25519/chainkd"
dbm "github.com/vapor/database/leveldb"
"github.com/vapor/event"
- "github.com/vapor/p2p"
- // conn "github.com/vapor/p2p/connection"
"github.com/vapor/netsync/chainmgr"
"github.com/vapor/netsync/consensusmgr"
"github.com/vapor/netsync/peers"
+ "github.com/vapor/p2p"
"github.com/vapor/p2p/discover/dht"
"github.com/vapor/p2p/discover/mdns"
"github.com/vapor/p2p/signlib"
"github.com/vapor/toolbar/precog/config"
)
+// TODO:
+// 3. toolbar/precog/monitor/stats.go FirstOrCreate&Update 弱弱的问一下，直接save会出事么？
+// 4. 碰到一个玄学问题，究竟是以ip为单位，还是pubkey为单位。 如果同一个pubkey出现在2个不同的ip，会不会让数据混乱？
+// 7. m这个为什么需要锁呀？一个是节点发现，一个是生命探测，中间交互都是数据库把？
+
type monitor struct {
- cfg *config.Config
- db *gorm.DB
- nodeCfg *vaporCfg.Config
- sw *p2p.Switch
- discvCh chan *dht.Node
- privKey chainkd.XPrv
- chain *mock.Chain
- txPool *mock.Mempool
+ cfg *config.Config
+ db *gorm.DB
+ nodeCfg *vaporCfg.Config
+ sw *p2p.Switch
+ privKey chainkd.XPrv
+ chain *mock.Chain
+ txPool *mock.Mempool
+ bestHeightSeen uint64
+ peers *peers.PeerSet
}
-// TODO: set myself as SPV?
func NewMonitor(cfg *config.Config, db *gorm.DB) *monitor {
- //TODO: for test
- cfg.CheckFreqSeconds = 1
-
- // TODO: fix dir
- tmpDir, err := ioutil.TempDir(".", "vpPrecog")
+ dbPath, err := makePath()
if err != nil {
- log.Fatalf("failed to create temporary data folder: %v", err)
+ log.WithFields(log.Fields{"err": err}).Fatal("makePath")
}
nodeCfg := &vaporCfg.Config{
P2P: vaporCfg.DefaultP2PConfig(),
Federation: vaporCfg.DefaultFederationConfig(),
}
- nodeCfg.DBPath = tmpDir
+ nodeCfg.DBPath = dbPath
nodeCfg.ChainID = "mainnet"
- discvCh := make(chan *dht.Node)
privKey, err := signlib.NewPrivKey()
if err != nil {
- log.Fatal(err)
+ log.WithFields(log.Fields{"err": err}).Fatal("NewPrivKey")
}
chain, txPool, err := mockChainAndPool()
if err != nil {
- log.Fatal(err)
+ log.WithFields(log.Fields{"err": err}).Fatal("mockChainAndPool")
}
return &monitor{
- cfg: cfg,
- db: db,
- nodeCfg: nodeCfg,
- discvCh: discvCh,
- privKey: privKey.(chainkd.XPrv),
- chain: chain,
- txPool: txPool,
+ cfg: cfg,
+ db: db,
+ nodeCfg: nodeCfg,
+ privKey: privKey.(chainkd.XPrv),
+ chain: chain,
+ txPool: txPool,
+ bestHeightSeen: uint64(0),
}
}
-func (m *monitor) Run() {
- defer os.RemoveAll(m.nodeCfg.DBPath)
+func makePath() (string, error) {
+ usr, err := user.Current()
+ if err != nil {
+ return "", err
+ }
- var seeds []string
- for _, node := range m.cfg.Nodes {
- seeds = append(seeds, fmt.Sprintf("%s:%d", node.Host, node.Port))
- if err := m.upSertNode(&node); err != nil {
- log.Error(err)
- }
+ dataPath := usr.HomeDir + "/.vapor/precog"
+ if err := os.MkdirAll(dataPath, os.ModePerm); err != nil {
+ return "", err
}
- m.nodeCfg.P2P.Seeds = strings.Join(seeds, ",")
+
+ return dataPath, nil
+}
+
+func (m *monitor) Run() {
if err := m.makeSwitch(); err != nil {
- log.Fatal(err)
+ log.WithFields(log.Fields{"err": err}).Fatal("makeSwitch")
}
go m.discoveryRoutine()
- go m.collectDiscoveredNodes()
- go m.connectNodesRoutine()
- go m.checkStatusRoutine()
+ go m.connectionRoutine()
}
func (m *monitor) makeSwitch() error {
+ var seeds []string
+ for _, node := range m.cfg.Nodes {
+ seeds = append(seeds, fmt.Sprintf("%s:%d", node.IP, node.Port))
+ }
+ m.nodeCfg.P2P.Seeds = strings.Join(seeds, ",")
+
l, listenAddr := p2p.GetListener(m.nodeCfg.P2P)
discv, err := dht.NewDiscover(m.nodeCfg, m.privKey, l.ExternalAddress().Port, m.cfg.NetworkID)
if err != nil {
// no need for lanDiscv, but passing &mdns.LANDiscover{} will cause NilPointer
lanDiscv := mdns.NewLANDiscover(mdns.NewProtocol(), int(l.ExternalAddress().Port))
- sw, err := p2p.NewSwitch(m.nodeCfg, discv, lanDiscv, l, m.privKey, listenAddr, m.cfg.NetworkID)
+ m.sw, err = p2p.NewSwitch(m.nodeCfg, discv, lanDiscv, l, m.privKey, listenAddr, m.cfg.NetworkID)
if err != nil {
return err
}
- m.sw = sw
- return nil
+ m.peers = peers.NewPeerSet(m.sw)
+ return m.prepareReactors()
}
-func (m *monitor) prepareReactors(peers *peers.PeerSet) error {
+func (m *monitor) prepareReactors() error {
dispatcher := event.NewDispatcher()
// add ConsensusReactor for consensusChannel
- _ = consensusmgr.NewManager(m.sw, m.chain, peers, dispatcher)
+ _ = consensusmgr.NewManager(m.sw, m.chain, m.peers, dispatcher)
fastSyncDB := dbm.NewDB("fastsync", m.nodeCfg.DBBackend, m.nodeCfg.DBDir())
// add ProtocolReactor to handle msgs
- _, err := chainmgr.NewManager(m.nodeCfg, m.sw, m.chain, m.txPool, dispatcher, peers, fastSyncDB)
- if err != nil {
+ if _, err := chainmgr.NewManager(m.nodeCfg, m.sw, m.chain, m.txPool, dispatcher, m.peers, fastSyncDB); err != nil {
return err
}
- // TODO: clean up?? only start reactors??
- m.sw.Start()
-
- // for label, reactor := range m.sw.GetReactors() {
- // log.Debug("start reactor: (%s:%v)", label, reactor)
- // if _, err := reactor.Start(); err != nil {
- // return
- // }
- // }
-
- // m.sw.GetSecurity().RegisterFilter(m.sw.GetNodeInfo())
- // m.sw.GetSecurity().RegisterFilter(m.sw.GetPeers())
- // if err := m.sw.GetSecurity().Start(); err != nil {
- // return
- // }
-
- return nil
-}
-
-func (m *monitor) checkStatusRoutine() {
- peers := peers.NewPeerSet(m.sw)
- if err := m.prepareReactors(peers); err != nil {
- log.Fatal(err)
- }
-
- ticker := time.NewTicker(time.Duration(m.cfg.CheckFreqSeconds) * time.Second)
- for ; true; <-ticker.C {
- for _, reactor := range m.sw.GetReactors() {
- for _, peer := range m.sw.GetPeers().List() {
- log.Debug("AddPeer %v for reactor %v", peer, reactor)
- // TODO: if not in sw
- reactor.AddPeer(peer)
- }
- }
-
- for _, peerInfo := range peers.GetPeerInfos() {
- log.Info(peerInfo)
+ for label, reactor := range m.sw.GetReactors() {
+ log.WithFields(log.Fields{"label": label, "reactor": reactor}).Debug("start reactor")
+ if _, err := reactor.Start(); err != nil {
+ return err
}
}
+
+ m.sw.GetSecurity().RegisterFilter(m.sw.GetNodeInfo())
+ m.sw.GetSecurity().RegisterFilter(m.sw.GetPeers())
+ return m.sw.GetSecurity().Start()
}
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