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fix: restore raft state

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This commit is contained in:
Устюжанин Антон Александрович 2020-10-03 14:03:41 +05:00
parent 8c82fb7e5f
commit dc31b19469
4 changed files with 8 additions and 6 deletions
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2
go.mod
View file

@ -11,7 +11,7 @@ require (
github.com/aws/aws-sdk-go v1.33.5
github.com/buraksezer/consistent v0.0.0-20191006190839-693edf70fd72
github.com/cespare/xxhash v1.1.0
github.com/chrislusf/raft v1.0.1
github.com/chrislusf/raft v1.0.2-0.20201002174524-b13c3bfdb011
github.com/coreos/go-semver v0.3.0 // indirect
github.com/dgrijalva/jwt-go v3.2.0+incompatible
github.com/disintegration/imaging v1.6.2

2
go.sum
View file

@ -69,6 +69,8 @@ github.com/cespare/xxhash v1.1.0 h1:a6HrQnmkObjyL+Gs60czilIUGqrzKutQD6XZog3p+ko=
github.com/cespare/xxhash v1.1.0/go.mod h1:XrSqR1VqqWfGrhpAt58auRo0WTKS1nRRg3ghfAqPWnc=
github.com/chrislusf/raft v1.0.1 h1:Wa4ffkmkysW7cX3T/gMC/Mk3PhnOXhsqOVwQJcMndhw=
github.com/chrislusf/raft v1.0.1/go.mod h1:Ep5DP+mJSosjfKiix1uU7Lc2Df/SX4oGJEpZlXH5l68=
github.com/chrislusf/raft v1.0.2-0.20201002174524-b13c3bfdb011 h1:vN1GvfLgDg8kIPCdhuVKAjlYpxG1B86jiKejB6MC/Q0=
github.com/chrislusf/raft v1.0.2-0.20201002174524-b13c3bfdb011/go.mod h1:Ep5DP+mJSosjfKiix1uU7Lc2Df/SX4oGJEpZlXH5l68=
github.com/client9/misspell v0.3.4/go.mod h1:qj6jICC3Q7zFZvVWo7KLAzC3yx5G7kyvSDkc90ppPyw=
github.com/cncf/udpa/go v0.0.0-20191209042840-269d4d468f6f/go.mod h1:M8M6+tZqaGXZJjfX53e64911xZQV5JYwmTeXPW+k8Sc=
github.com/cockroachdb/datadriven v0.0.0-20190809214429-80d97fb3cbaa h1:OaNxuTZr7kxeODyLWsRMC+OD03aFUH+mW6r2d+MWa5Y=

6
weed/command/master.go
View file

@ -41,7 +41,7 @@ type MasterOptions struct {
disableHttp *bool
metricsAddress *string
metricsIntervalSec *int
removeRaftState *bool
raftResumeState *bool
}
func init() {
@ -60,7 +60,7 @@ func init() {
m.disableHttp = cmdMaster.Flag.Bool("disableHttp", false, "disable http requests, only gRPC operations are allowed.")
m.metricsAddress = cmdMaster.Flag.String("metrics.address", "", "Prometheus gateway address <host>:<port>")
m.metricsIntervalSec = cmdMaster.Flag.Int("metrics.intervalSeconds", 15, "Prometheus push interval in seconds")
m.removeRaftState = cmdMaster.Flag.Bool("raft.removeState", true, "remove raft state on start master server")
m.raftResumeState = cmdMaster.Flag.Bool("raft.resumeState", false, "resume state of raft on start master server")
}
var cmdMaster = &Command{
@ -121,7 +121,7 @@ func startMaster(masterOption MasterOptions, masterWhiteList []string) {
}
// start raftServer
raftServer, err := weed_server.NewRaftServer(security.LoadClientTLS(util.GetViper(), "grpc.master"),
peers, myMasterAddress, util.ResolvePath(*masterOption.metaFolder), ms.Topo, 5, *masterOption.removeRaftState)
peers, myMasterAddress, util.ResolvePath(*masterOption.metaFolder), ms.Topo, 5, *masterOption.raftResumeState)
if raftServer == nil {
glog.Fatalf("please verify %s is writable, see https://github.com/chrislusf/seaweedfs/issues/717: %s", *masterOption.metaFolder, err)
}

4
weed/server/raft_server.go
View file

@ -52,7 +52,7 @@ func (s StateMachine) Recovery(data []byte) error {
return nil
}
func NewRaftServer(grpcDialOption grpc.DialOption, peers []string, serverAddr, dataDir string, topo *topology.Topology, pulseSeconds int, cleanState bool) (*RaftServer, error) {
func NewRaftServer(grpcDialOption grpc.DialOption, peers []string, serverAddr, dataDir string, topo *topology.Topology, pulseSeconds int, raftResumeState bool) (*RaftServer, error) {
s := &RaftServer{
peers: peers,
serverAddr: serverAddr,
@ -70,7 +70,7 @@ func NewRaftServer(grpcDialOption grpc.DialOption, peers []string, serverAddr, d
transporter := raft.NewGrpcTransporter(grpcDialOption)
glog.V(0).Infof("Starting RaftServer with %v", serverAddr)
if cleanState {
if !raftResumeState {
// always clear previous metadata
os.RemoveAll(path.Join(s.dataDir, "conf"))
os.RemoveAll(path.Join(s.dataDir, "log"))