package weed_server import ( "math/rand" "net/http" "sync" "time" "github.com/chrislusf/seaweedfs/go/glog" "github.com/chrislusf/seaweedfs/go/security" "github.com/chrislusf/seaweedfs/go/storage" ) type VolumeServer struct { masterNode string mnLock sync.RWMutex pulseSeconds int dataCenter string rack string store *storage.Store guard *security.Guard needleMapKind storage.NeedleMapType FixJpgOrientation bool ReadRedirect bool } func NewVolumeServer(adminMux, publicMux *http.ServeMux, ip string, port int, publicUrl string, folders []string, maxCounts []int, needleMapKind storage.NeedleMapType, masterNode string, pulseSeconds int, dataCenter string, rack string, whiteList []string, fixJpgOrientation bool, readRedirect bool) *VolumeServer { vs := &VolumeServer{ pulseSeconds: pulseSeconds, dataCenter: dataCenter, rack: rack, needleMapKind: needleMapKind, FixJpgOrientation: fixJpgOrientation, ReadRedirect: readRedirect, } vs.SetMasterNode(masterNode) vs.store = storage.NewStore(port, ip, publicUrl, folders, maxCounts, vs.needleMapKind) vs.guard = security.NewGuard(whiteList, "") adminMux.HandleFunc("/ui/index.html", vs.uiStatusHandler) adminMux.HandleFunc("/status", vs.guard.WhiteList(vs.statusHandler)) adminMux.HandleFunc("/admin/assign_volume", vs.guard.WhiteList(vs.assignVolumeHandler)) adminMux.HandleFunc("/admin/vacuum/check", vs.guard.WhiteList(vs.vacuumVolumeCheckHandler)) adminMux.HandleFunc("/admin/vacuum/compact", vs.guard.WhiteList(vs.vacuumVolumeCompactHandler)) adminMux.HandleFunc("/admin/vacuum/commit", vs.guard.WhiteList(vs.vacuumVolumeCommitHandler)) adminMux.HandleFunc("/admin/delete_collection", vs.guard.WhiteList(vs.deleteCollectionHandler)) adminMux.HandleFunc("/admin/sync/status", vs.guard.WhiteList(vs.getVolumeSyncStatusHandler)) adminMux.HandleFunc("/admin/sync/index", vs.guard.WhiteList(vs.getVolumeIndexContentHandler)) adminMux.HandleFunc("/admin/sync/data", vs.guard.WhiteList(vs.getVolumeDataContentHandler)) adminMux.HandleFunc("/stats/counter", vs.guard.WhiteList(statsCounterHandler)) adminMux.HandleFunc("/stats/memory", vs.guard.WhiteList(statsMemoryHandler)) adminMux.HandleFunc("/stats/disk", vs.guard.WhiteList(vs.statsDiskHandler)) adminMux.HandleFunc("/delete", vs.guard.WhiteList(vs.batchDeleteHandler)) adminMux.HandleFunc("/", vs.privateStoreHandler) if publicMux != adminMux { // separated admin and public port publicMux.HandleFunc("/favicon.ico", vs.faviconHandler) publicMux.HandleFunc("/", vs.publicReadOnlyHandler) } go func() { connected := true glog.V(0).Infof("Volume server bootstraps with master %s", vs.GetMasterNode()) vs.store.SetBootstrapMaster(vs.GetMasterNode()) vs.store.SetDataCenter(vs.dataCenter) vs.store.SetRack(vs.rack) for { glog.V(4).Infof("Volume server sending to master %s", vs.GetMasterNode()) master, secretKey, err := vs.store.SendHeartbeatToMaster() if err == nil { if !connected { connected = true vs.SetMasterNode(master) vs.guard.SecretKey = secretKey glog.V(0).Infoln("Volume Server Connected with master at", master) } } else { glog.V(1).Infof("Volume Server Failed to talk with master %s: %v", vs.masterNode, err) if connected { connected = false } } if connected { time.Sleep(time.Duration(float32(vs.pulseSeconds*1e3)*(1+rand.Float32())) * time.Millisecond) } else { time.Sleep(time.Duration(float32(vs.pulseSeconds*1e3)*0.25) * time.Millisecond) } } }() return vs } func (vs *VolumeServer) GetMasterNode() string { vs.mnLock.RLock() defer vs.mnLock.RUnlock() return vs.masterNode } func (vs *VolumeServer) SetMasterNode(masterNode string) { vs.mnLock.Lock() defer vs.mnLock.Unlock() vs.masterNode = masterNode } func (vs *VolumeServer) Shutdown() { glog.V(0).Infoln("Shutting down volume server...") vs.store.Close() glog.V(0).Infoln("Shut down successfully!") } func (vs *VolumeServer) jwt(fileId string) security.EncodedJwt { return security.GenJwt(vs.guard.SecretKey, fileId) }