mirror of
https://github.com/seaweedfs/seaweedfs.git
synced 2024-01-19 02:48:24 +00:00
add WIP filer.replicate
This commit is contained in:
Chris Lu
parent
865a017936
commit
788acdf527
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@ -14,6 +14,7 @@ var Commands = []*Command{
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cmdCopy,
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cmdFix,
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cmdFilerExport,
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cmdFilerReplicate,
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cmdServer,
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cmdMaster,
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cmdFiler,
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61
weed/command/filer_replication.go
Normal file
61
weed/command/filer_replication.go
Normal file
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@ -0,0 +1,61 @@
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package command
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import (
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"github.com/chrislusf/seaweedfs/weed/glog"
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"github.com/chrislusf/seaweedfs/weed/server"
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"github.com/spf13/viper"
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"github.com/chrislusf/seaweedfs/weed/replication"
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)
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func init() {
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cmdFilerReplicate.Run = runFilerReplicate // break init cycle
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}
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var cmdFilerReplicate = &Command{
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UsageLine: "filer.replicate",
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Short: "replicate file changes to another destination",
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Long: `replicate file changes to another destination
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filer.replicate listens on filer notifications. If any file is updated, it will fetch the updated content,
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and write to the other destination.
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Run "weed scaffold -config replication" to generate a replication.toml file and customize the parameters.
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`,
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}
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func runFilerReplicate(cmd *Command, args []string) bool {
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weed_server.LoadConfiguration("replication", true)
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config := viper.GetViper()
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var notificationInput replication.NotificationInput
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for _, input := range replication.NotificationInputs {
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if config.GetBool("notification." + input.GetName() + ".enabled") {
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viperSub := config.Sub("notification." + input.GetName())
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if err := input.Initialize(viperSub); err != nil {
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glog.Fatalf("Failed to initialize notification input for %s: %+v",
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input.GetName(), err)
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}
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glog.V(0).Infof("Configure notification input to %s", input.GetName())
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notificationInput = input
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break
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}
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}
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replicator := replication.NewReplicator(config.Sub("sink.filer"))
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for {
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key, m, err := notificationInput.ReceiveMessage()
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if err != nil {
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glog.Errorf("receive %s: +v", key, err)
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continue
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}
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if err = replicator.Replicate(key, m); err != nil {
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glog.Errorf("replicate %s: +v", key, err)
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}
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}
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return true
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}
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@ -19,7 +19,7 @@ var cmdScaffold = &Command{
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var (
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outputPath = cmdScaffold.Flag.String("output", "", "if not empty, save the configuration file to this directory")
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config = cmdScaffold.Flag.String("config", "filer", "the configuration file to generate")
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config = cmdScaffold.Flag.String("config", "filer", "[filer|replication] the configuration file to generate")
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)
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func runScaffold(cmd *Command, args []string) bool {
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@ -28,6 +28,8 @@ func runScaffold(cmd *Command, args []string) bool {
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switch *config {
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case "filer":
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content = FILER_TOML_EXAMPLE
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case "replication":
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content = REPLICATION_TOML_EXAMPLE
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}
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if content == "" {
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println("need a valid -config option")
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@ -139,5 +141,33 @@ hosts = [
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]
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topic = "seaweedfs_filer"
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`
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REPLICATION_TOML_EXAMPLE = `
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# A sample TOML config file for replicating SeaweedFS filer store
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[source.filer]
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enabled = true
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grpcAddress = "localhost:18888"
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# id is to identify the notification source, avoid reprocessing the same events
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id = "filer1"
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# all files under this directory tree and not from this source.filer.id is replicated
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directory = "/"
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[notification.kafka]
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enabled = true
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hosts = [
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"localhost:9092"
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]
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topic = "seaweedfs_filer"
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[sink.filer]
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enabled = true
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grpcAddress = "localhost:18888"
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# id is to identify the notification source, avoid reprocessing the same events
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id = "filer2"
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# all files under this directory tree and not from this source.filer.id is replicated
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directory = "/"
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`
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)
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@ -91,7 +91,7 @@ func (f *Filer) CreateEntry(entry *Entry) error {
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return fmt.Errorf("mkdir %s: %v", dirPath, mkdirErr)
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}
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f.NotifyUpdateEvent(nil, dirEntry)
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f.NotifyUpdateEvent(nil, dirEntry, false)
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} else if !dirEntry.IsDirectory() {
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return fmt.Errorf("%s is a file", dirPath)
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@ -125,7 +125,7 @@ func (f *Filer) CreateEntry(entry *Entry) error {
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return fmt.Errorf("insert entry %s: %v", entry.FullPath, err)
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}
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f.NotifyUpdateEvent(oldEntry, entry)
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f.NotifyUpdateEvent(oldEntry, entry, true)
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f.deleteChunksIfNotNew(oldEntry, entry)
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@ -176,7 +176,7 @@ func (f *Filer) DeleteEntryMetaAndData(p FullPath, isRecursive bool, shouldDelet
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}
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glog.V(3).Infof("deleting entry %v", p)
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f.NotifyUpdateEvent(entry, nil)
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f.NotifyUpdateEvent(entry, nil, shouldDeleteChunks)
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return f.store.DeleteEntry(p)
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}
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@ -6,7 +6,7 @@ import (
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"github.com/chrislusf/seaweedfs/weed/glog"
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)
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func (f *Filer) NotifyUpdateEvent(oldEntry, newEntry *Entry) {
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func (f *Filer) NotifyUpdateEvent(oldEntry, newEntry *Entry, deleteChunks bool) {
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var key string
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if oldEntry != nil {
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key = string(oldEntry.FullPath)
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@ -23,13 +23,13 @@ func (f *Filer) NotifyUpdateEvent(oldEntry, newEntry *Entry) {
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notification.Queue.SendMessage(
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key,
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&filer_pb.EventNotification{
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OldEntry: toProtoEntry(oldEntry),
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NewEntry: toProtoEntry(newEntry),
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OldEntry: toProtoEntry(oldEntry),
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NewEntry: toProtoEntry(newEntry),
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DeleteChunks: deleteChunks,
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},
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)
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}
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}
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func toProtoEntry(entry *Entry) *filer_pb.Entry {
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@ -67,8 +67,9 @@ message Entry {
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}
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message EventNotification {
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Entry old_entry = 2;
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Entry new_entry = 3;
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Entry old_entry = 1;
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Entry new_entry = 2;
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bool delete_chunks = 3;
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}
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message FileChunk {
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@ -77,6 +78,7 @@ message FileChunk {
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uint64 size = 3;
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int64 mtime = 4;
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string e_tag = 5;
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string source_file_id = 6;
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}
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message FuseAttributes {
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@ -211,8 +211,9 @@ func (m *Entry) GetExtended() map[string][]byte {
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}
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type EventNotification struct {
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OldEntry *Entry `protobuf:"bytes,2,opt,name=old_entry,json=oldEntry" json:"old_entry,omitempty"`
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NewEntry *Entry `protobuf:"bytes,3,opt,name=new_entry,json=newEntry" json:"new_entry,omitempty"`
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OldEntry *Entry `protobuf:"bytes,1,opt,name=old_entry,json=oldEntry" json:"old_entry,omitempty"`
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NewEntry *Entry `protobuf:"bytes,2,opt,name=new_entry,json=newEntry" json:"new_entry,omitempty"`
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DeleteChunks bool `protobuf:"varint,3,opt,name=delete_chunks,json=deleteChunks" json:"delete_chunks,omitempty"`
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}
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func (m *EventNotification) Reset() { *m = EventNotification{} }
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@ -234,12 +235,20 @@ func (m *EventNotification) GetNewEntry() *Entry {
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return nil
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}
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func (m *EventNotification) GetDeleteChunks() bool {
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if m != nil {
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return m.DeleteChunks
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}
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return false
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}
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type FileChunk struct {
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FileId string `protobuf:"bytes,1,opt,name=file_id,json=fileId" json:"file_id,omitempty"`
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Offset int64 `protobuf:"varint,2,opt,name=offset" json:"offset,omitempty"`
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Size uint64 `protobuf:"varint,3,opt,name=size" json:"size,omitempty"`
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Mtime int64 `protobuf:"varint,4,opt,name=mtime" json:"mtime,omitempty"`
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ETag string `protobuf:"bytes,5,opt,name=e_tag,json=eTag" json:"e_tag,omitempty"`
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FileId string `protobuf:"bytes,1,opt,name=file_id,json=fileId" json:"file_id,omitempty"`
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Offset int64 `protobuf:"varint,2,opt,name=offset" json:"offset,omitempty"`
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Size uint64 `protobuf:"varint,3,opt,name=size" json:"size,omitempty"`
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Mtime int64 `protobuf:"varint,4,opt,name=mtime" json:"mtime,omitempty"`
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ETag string `protobuf:"bytes,5,opt,name=e_tag,json=eTag" json:"e_tag,omitempty"`
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SourceFileId string `protobuf:"bytes,6,opt,name=source_file_id,json=sourceFileId" json:"source_file_id,omitempty"`
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}
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func (m *FileChunk) Reset() { *m = FileChunk{} }
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@ -282,6 +291,13 @@ func (m *FileChunk) GetETag() string {
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return ""
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}
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func (m *FileChunk) GetSourceFileId() string {
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if m != nil {
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return m.SourceFileId
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}
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return ""
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}
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type FuseAttributes struct {
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FileSize uint64 `protobuf:"varint,1,opt,name=file_size,json=fileSize" json:"file_size,omitempty"`
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Mtime int64 `protobuf:"varint,2,opt,name=mtime" json:"mtime,omitempty"`
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@ -1138,82 +1154,84 @@ var _SeaweedFiler_serviceDesc = grpc.ServiceDesc{
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func init() { proto.RegisterFile("filer.proto", fileDescriptor0) }
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var fileDescriptor0 = []byte{
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// 1218 bytes of a gzipped FileDescriptorProto
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|
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|
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||||
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|
||||
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|
||||
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|
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|
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|
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|
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|
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|
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|
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|
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|
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
0x4d, 0x0c, 0x2c, 0xbc, 0x69, 0x74, 0xa6, 0x7b, 0xab, 0x33, 0xb3, 0xee, 0xad, 0x89, 0x03, 0x2f,
|
||||
0x90, 0x57, 0x30, 0xd0, 0xb9, 0x85, 0x68, 0x1b, 0x1a, 0xc8, 0x71, 0x7c, 0x73, 0x95, 0x5a, 0x77,
|
||||
0xa8, 0x8f, 0x92, 0xee, 0xb0, 0x81, 0x4c, 0x74, 0x87, 0x4d, 0x13, 0xe8, 0x5c, 0x20, 0x3f, 0xc0,
|
||||
0xa5, 0xe5, 0x96, 0x26, 0xb7, 0x96, 0xd3, 0xaa, 0x4d, 0xca, 0xd8, 0x39, 0xcf, 0xa4, 0x70, 0x7e,
|
||||
0xd8, 0x15, 0xff, 0xaa, 0x5f, 0xfe, 0x17, 0x00, 0x00, 0xff, 0xff, 0x08, 0x7d, 0x7a, 0x7c, 0xba,
|
||||
0x0e, 0x00, 0x00,
|
||||
}
|
||||
|
|
|
|||
77
weed/replication/notification_kafka.go
Normal file
77
weed/replication/notification_kafka.go
Normal file
|
|
@ -0,0 +1,77 @@
|
|||
package replication
|
||||
|
||||
import (
|
||||
"github.com/Shopify/sarama"
|
||||
"github.com/chrislusf/seaweedfs/weed/util"
|
||||
"github.com/golang/protobuf/proto"
|
||||
"github.com/chrislusf/seaweedfs/weed/glog"
|
||||
"fmt"
|
||||
"github.com/chrislusf/seaweedfs/weed/pb/filer_pb"
|
||||
)
|
||||
|
||||
func init() {
|
||||
NotificationInputs = append(NotificationInputs, &KafkaInput{
|
||||
})
|
||||
}
|
||||
|
||||
type KafkaInput struct {
|
||||
topic string
|
||||
consumer sarama.Consumer
|
||||
messageChan chan *sarama.ConsumerMessage
|
||||
}
|
||||
|
||||
func (k *KafkaInput) GetName() string {
|
||||
return "kafka"
|
||||
}
|
||||
|
||||
func (k *KafkaInput) Initialize(configuration util.Configuration) error {
|
||||
glog.V(0).Infof("replication.notification.kafka.hosts: %v\n", configuration.GetStringSlice("hosts"))
|
||||
glog.V(0).Infof("replication.notification.kafka.topic: %v\n", configuration.GetString("topic"))
|
||||
return k.initialize(
|
||||
configuration.GetStringSlice("hosts"),
|
||||
configuration.GetString("topic"),
|
||||
)
|
||||
}
|
||||
|
||||
func (k *KafkaInput) initialize(hosts []string, topic string) (err error) {
|
||||
config := sarama.NewConfig()
|
||||
config.Consumer.Return.Errors = true
|
||||
k.consumer, err = sarama.NewConsumer(hosts, config)
|
||||
k.topic = topic
|
||||
k.messageChan = make(chan *sarama.ConsumerMessage, 1)
|
||||
|
||||
partitions, err := k.consumer.Partitions(topic)
|
||||
if err != nil {
|
||||
panic(err)
|
||||
}
|
||||
|
||||
for _, partition := range partitions {
|
||||
partitionConsumer, err := k.consumer.ConsumePartition(topic, partition, sarama.OffsetNewest)
|
||||
if err != nil {
|
||||
panic(err)
|
||||
}
|
||||
go func() {
|
||||
for {
|
||||
select {
|
||||
case err := <-partitionConsumer.Errors():
|
||||
fmt.Println(err)
|
||||
case msg := <-partitionConsumer.Messages():
|
||||
k.messageChan <- msg
|
||||
}
|
||||
}
|
||||
}()
|
||||
}
|
||||
|
||||
return nil
|
||||
}
|
||||
|
||||
func (k *KafkaInput) ReceiveMessage() (key string, message *filer_pb.EventNotification, err error) {
|
||||
|
||||
msg := <-k.messageChan
|
||||
|
||||
key = string(msg.Key)
|
||||
message = &filer_pb.EventNotification{}
|
||||
err = proto.Unmarshal(msg.Value, message)
|
||||
|
||||
return
|
||||
}
|
||||
18
weed/replication/notifications.go
Normal file
18
weed/replication/notifications.go
Normal file
|
|
@ -0,0 +1,18 @@
|
|||
package replication
|
||||
|
||||
import (
|
||||
"github.com/chrislusf/seaweedfs/weed/util"
|
||||
"github.com/chrislusf/seaweedfs/weed/pb/filer_pb"
|
||||
)
|
||||
|
||||
type NotificationInput interface {
|
||||
// GetName gets the name to locate the configuration in sync.toml file
|
||||
GetName() string
|
||||
// Initialize initializes the file store
|
||||
Initialize(configuration util.Configuration) error
|
||||
ReceiveMessage() (key string, message *filer_pb.EventNotification, err error)
|
||||
}
|
||||
|
||||
var (
|
||||
NotificationInputs []NotificationInput
|
||||
)
|
||||
31
weed/replication/replicator.go
Normal file
31
weed/replication/replicator.go
Normal file
|
|
@ -0,0 +1,31 @@
|
|||
package replication
|
||||
|
||||
import (
|
||||
"github.com/chrislusf/seaweedfs/weed/replication/sink"
|
||||
"github.com/chrislusf/seaweedfs/weed/util"
|
||||
"github.com/chrislusf/seaweedfs/weed/pb/filer_pb"
|
||||
)
|
||||
|
||||
type Replicator struct {
|
||||
sink *sink.FilerSink
|
||||
}
|
||||
|
||||
func NewReplicator(config util.Configuration) *Replicator {
|
||||
|
||||
sink := &sink.FilerSink{}
|
||||
sink.Initialize(config)
|
||||
|
||||
return &Replicator{
|
||||
sink: sink,
|
||||
}
|
||||
}
|
||||
|
||||
func (r *Replicator) Replicate(key string, message *filer_pb.EventNotification) error {
|
||||
if message.OldEntry != nil && message.NewEntry == nil {
|
||||
return r.sink.DeleteEntry(message.OldEntry, message.DeleteChunks)
|
||||
}
|
||||
if message.OldEntry == nil && message.NewEntry != nil {
|
||||
return r.sink.CreateEntry(message.NewEntry)
|
||||
}
|
||||
return r.sink.UpdateEntry(message.OldEntry, message.NewEntry, message.DeleteChunks)
|
||||
}
|
||||
163
weed/replication/sink/filer_sink.go
Normal file
163
weed/replication/sink/filer_sink.go
Normal file
|
|
@ -0,0 +1,163 @@
|
|||
package sink
|
||||
|
||||
import (
|
||||
"github.com/chrislusf/seaweedfs/weed/util"
|
||||
"github.com/chrislusf/seaweedfs/weed/pb/filer_pb"
|
||||
"fmt"
|
||||
"strings"
|
||||
"github.com/chrislusf/seaweedfs/weed/filer2"
|
||||
"github.com/chrislusf/seaweedfs/weed/glog"
|
||||
"context"
|
||||
"sync"
|
||||
)
|
||||
|
||||
type ReplicationSink interface {
|
||||
DeleteEntry(entry *filer_pb.Entry, deleteIncludeChunks bool) error
|
||||
CreateEntry(entry *filer_pb.Entry) error
|
||||
UpdateEntry(oldEntry, newEntry *filer_pb.Entry, deleteIncludeChunks bool) error
|
||||
}
|
||||
|
||||
type FilerSink struct {
|
||||
grpcAddress string
|
||||
id string
|
||||
dir string
|
||||
}
|
||||
|
||||
func (fs *FilerSink) Initialize(configuration util.Configuration) error {
|
||||
return fs.initialize(
|
||||
configuration.GetString("grpcAddress"),
|
||||
configuration.GetString("id"),
|
||||
configuration.GetString("directory"),
|
||||
)
|
||||
}
|
||||
|
||||
func (fs *FilerSink) initialize(grpcAddress string, id string, dir string) (err error) {
|
||||
fs.grpcAddress = grpcAddress
|
||||
fs.id = id
|
||||
fs.dir = dir
|
||||
return nil
|
||||
}
|
||||
|
||||
func (fs *FilerSink) DeleteEntry(entry *filer_pb.Entry, deleteIncludeChunks bool) error {
|
||||
return fs.withFilerClient(func(client filer_pb.SeaweedFilerClient) error {
|
||||
|
||||
dir, name := filer2.FullPath(entry.Name).DirAndName()
|
||||
|
||||
request := &filer_pb.DeleteEntryRequest{
|
||||
Directory: dir,
|
||||
Name: name,
|
||||
IsDirectory: entry.IsDirectory,
|
||||
IsDeleteData: deleteIncludeChunks,
|
||||
}
|
||||
|
||||
glog.V(1).Infof("delete entry: %v", request)
|
||||
_, err := client.DeleteEntry(context.Background(), request)
|
||||
if err != nil {
|
||||
glog.V(0).Infof("delete entry %s: %v", entry.Name, err)
|
||||
return fmt.Errorf("delete entry %s: %v", entry.Name, err)
|
||||
}
|
||||
|
||||
return nil
|
||||
})
|
||||
}
|
||||
|
||||
func (fs *FilerSink) CreateEntry(entry *filer_pb.Entry) error {
|
||||
|
||||
replicatedChunks, err := replicateChunks(entry.Chunks)
|
||||
|
||||
if err != nil {
|
||||
glog.V(0).Infof("replicate entry chunks %s: %v", entry.Name, err)
|
||||
return fmt.Errorf("replicate entry chunks %s: %v", entry.Name, err)
|
||||
}
|
||||
|
||||
return fs.withFilerClient(func(client filer_pb.SeaweedFilerClient) error {
|
||||
|
||||
dir, name := filer2.FullPath(entry.Name).DirAndName()
|
||||
|
||||
request := &filer_pb.CreateEntryRequest{
|
||||
Directory: dir,
|
||||
Entry: &filer_pb.Entry{
|
||||
Name: name,
|
||||
IsDirectory: entry.IsDirectory,
|
||||
Attributes: entry.Attributes,
|
||||
Chunks: replicatedChunks,
|
||||
},
|
||||
}
|
||||
|
||||
glog.V(1).Infof("create: %v", request)
|
||||
if _, err := client.CreateEntry(context.Background(), request); err != nil {
|
||||
glog.V(0).Infof("create entry %s: %v", entry.Name, err)
|
||||
return fmt.Errorf("create entry %s: %v", entry.Name, err)
|
||||
}
|
||||
|
||||
return nil
|
||||
})
|
||||
}
|
||||
|
||||
func (fs *FilerSink) UpdateEntry(oldEntry, newEntry *filer_pb.Entry, deleteIncludeChunks bool) error {
|
||||
return nil
|
||||
}
|
||||
|
||||
func (fs *FilerSink) withFilerClient(fn func(filer_pb.SeaweedFilerClient) error) error {
|
||||
|
||||
grpcConnection, err := util.GrpcDial(fs.grpcAddress)
|
||||
if err != nil {
|
||||
return fmt.Errorf("fail to dial %s: %v", fs.grpcAddress, err)
|
||||
}
|
||||
defer grpcConnection.Close()
|
||||
|
||||
client := filer_pb.NewSeaweedFilerClient(grpcConnection)
|
||||
|
||||
return fn(client)
|
||||
}
|
||||
|
||||
func volumeId(fileId string) string {
|
||||
lastCommaIndex := strings.LastIndex(fileId, ",")
|
||||
if lastCommaIndex > 0 {
|
||||
return fileId[:lastCommaIndex]
|
||||
}
|
||||
return fileId
|
||||
}
|
||||
|
||||
func replicateChunks(sourceChunks []*filer_pb.FileChunk) (replicatedChunks []*filer_pb.FileChunk, err error) {
|
||||
if len(sourceChunks) == 0 {
|
||||
return
|
||||
}
|
||||
var wg sync.WaitGroup
|
||||
for _, s := range sourceChunks {
|
||||
wg.Add(1)
|
||||
go func(chunk *filer_pb.FileChunk) {
|
||||
defer wg.Done()
|
||||
replicatedChunk, e := replicateOneChunk(chunk)
|
||||
if e != nil {
|
||||
err = e
|
||||
}
|
||||
replicatedChunks = append(replicatedChunks, replicatedChunk)
|
||||
}(s)
|
||||
}
|
||||
wg.Wait()
|
||||
|
||||
return
|
||||
}
|
||||
|
||||
func replicateOneChunk(sourceChunk *filer_pb.FileChunk) (*filer_pb.FileChunk, error) {
|
||||
|
||||
fileId, err := fetchAndWrite(sourceChunk)
|
||||
if err != nil {
|
||||
return nil, fmt.Errorf("copy %s: %v", sourceChunk.FileId, err)
|
||||
}
|
||||
|
||||
return &filer_pb.FileChunk{
|
||||
FileId: fileId,
|
||||
Offset: sourceChunk.Offset,
|
||||
Size: sourceChunk.Size,
|
||||
Mtime: sourceChunk.Mtime,
|
||||
ETag: sourceChunk.ETag,
|
||||
SourceFileId: sourceChunk.FileId,
|
||||
}, nil
|
||||
}
|
||||
|
||||
func fetchAndWrite(sourceChunk *filer_pb.FileChunk) (fileId string, err error) {
|
||||
|
||||
return
|
||||
}
|
||||
97
weed/replication/source/filer_source.go
Normal file
97
weed/replication/source/filer_source.go
Normal file
|
|
@ -0,0 +1,97 @@
|
|||
package source
|
||||
|
||||
import (
|
||||
"io"
|
||||
"github.com/chrislusf/seaweedfs/weed/util"
|
||||
"github.com/chrislusf/seaweedfs/weed/pb/filer_pb"
|
||||
"fmt"
|
||||
"github.com/chrislusf/seaweedfs/weed/glog"
|
||||
"strings"
|
||||
"context"
|
||||
)
|
||||
|
||||
type ReplicationSource interface {
|
||||
ReadPart(part string) io.ReadCloser
|
||||
}
|
||||
|
||||
type FilerSource struct {
|
||||
grpcAddress string
|
||||
id string
|
||||
dir string
|
||||
}
|
||||
|
||||
func (fs *FilerSource) Initialize(configuration util.Configuration) error {
|
||||
return fs.initialize(
|
||||
configuration.GetString("grpcAddress"),
|
||||
configuration.GetString("id"),
|
||||
configuration.GetString("directory"),
|
||||
)
|
||||
}
|
||||
|
||||
func (fs *FilerSource) initialize(grpcAddress string, id string, dir string) (err error) {
|
||||
fs.grpcAddress = grpcAddress
|
||||
fs.id = id
|
||||
fs.dir = dir
|
||||
return nil
|
||||
}
|
||||
|
||||
func (fs *FilerSource) ReadPart(part string) (readCloser io.ReadCloser, err error) {
|
||||
|
||||
vid2Locations := make(map[string]*filer_pb.Locations)
|
||||
|
||||
vid := volumeId(part)
|
||||
|
||||
err = fs.withFilerClient(func(client filer_pb.SeaweedFilerClient) error {
|
||||
|
||||
glog.V(4).Infof("read lookup volume id locations: %v", vid)
|
||||
resp, err := client.LookupVolume(context.Background(), &filer_pb.LookupVolumeRequest{
|
||||
VolumeIds: []string{vid},
|
||||
})
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
|
||||
vid2Locations = resp.LocationsMap
|
||||
|
||||
return nil
|
||||
})
|
||||
|
||||
if err != nil {
|
||||
glog.V(1).Infof("replication lookup volume id: %v", vid, err)
|
||||
return nil, fmt.Errorf("replicationlookup volume id %v: %v", vid, err)
|
||||
}
|
||||
|
||||
locations := vid2Locations[vid]
|
||||
|
||||
if locations == nil || len(locations.Locations) == 0 {
|
||||
glog.V(1).Infof("replication locate volume id: %v", vid, err)
|
||||
return nil, fmt.Errorf("replication locate volume id %v: %v", vid, err)
|
||||
}
|
||||
|
||||
fileUrl := fmt.Sprintf("http://%s/%s", locations.Locations[0].Url, part)
|
||||
|
||||
_, readCloser, err = util.DownloadUrl(fileUrl)
|
||||
|
||||
return readCloser, err
|
||||
}
|
||||
|
||||
func (fs *FilerSource) withFilerClient(fn func(filer_pb.SeaweedFilerClient) error) error {
|
||||
|
||||
grpcConnection, err := util.GrpcDial(fs.grpcAddress)
|
||||
if err != nil {
|
||||
return fmt.Errorf("fail to dial %s: %v", fs.grpcAddress, err)
|
||||
}
|
||||
defer grpcConnection.Close()
|
||||
|
||||
client := filer_pb.NewSeaweedFilerClient(grpcConnection)
|
||||
|
||||
return fn(client)
|
||||
}
|
||||
|
||||
func volumeId(fileId string) string {
|
||||
lastCommaIndex := strings.LastIndex(fileId, ",")
|
||||
if lastCommaIndex > 0 {
|
||||
return fileId[:lastCommaIndex]
|
||||
}
|
||||
return fileId
|
||||
}
|
||||
|
|
@ -188,7 +188,7 @@ func (fs *FilerServer) UpdateEntry(ctx context.Context, req *filer_pb.UpdateEntr
|
|||
}
|
||||
}
|
||||
|
||||
fs.filer.NotifyUpdateEvent(entry, newEntry)
|
||||
fs.filer.NotifyUpdateEvent(entry, newEntry, true)
|
||||
|
||||
return &filer_pb.UpdateEntryResponse{}, err
|
||||
}
|
||||
|
|
|
|||
Loading…
Reference in a new issue