Example #1
0
func NewDiscoverer(id protocol.DeviceID, addresses []string) *Discoverer {
	return &Discoverer{
		myID:           id,
		listenAddrs:    addresses,
		localBcastIntv: 30 * time.Second,
		cacheLifetime:  5 * time.Minute,
		negCacheCutoff: 3 * time.Minute,
		registry:       make(map[protocol.DeviceID][]CacheEntry),
		lastLookup:     make(map[protocol.DeviceID]time.Time),
		registryLock:   sync.NewRWMutex(),
		mut:            sync.NewRWMutex(),
	}
}
Example #2
0
// NewModel creates and starts a new model. The model starts in read-only mode,
// where it sends index information to connected peers and responds to requests
// for file data without altering the local folder in any way.
func NewModel(cfg *config.Wrapper, id protocol.DeviceID, deviceName, clientName, clientVersion string, ldb *leveldb.DB) *Model {
	m := &Model{
		Supervisor: suture.New("model", suture.Spec{
			Log: func(line string) {
				if debug {
					l.Debugln(line)
				}
			},
		}),
		cfg:                cfg,
		db:                 ldb,
		finder:             db.NewBlockFinder(ldb, cfg),
		progressEmitter:    NewProgressEmitter(cfg),
		id:                 id,
		shortID:            id.Short(),
		deviceName:         deviceName,
		clientName:         clientName,
		clientVersion:      clientVersion,
		folderCfgs:         make(map[string]config.FolderConfiguration),
		folderFiles:        make(map[string]*db.FileSet),
		folderDevices:      make(map[string][]protocol.DeviceID),
		deviceFolders:      make(map[protocol.DeviceID][]string),
		deviceStatRefs:     make(map[protocol.DeviceID]*stats.DeviceStatisticsReference),
		folderIgnores:      make(map[string]*ignore.Matcher),
		folderRunners:      make(map[string]service),
		folderStatRefs:     make(map[string]*stats.FolderStatisticsReference),
		protoConn:          make(map[protocol.DeviceID]protocol.Connection),
		rawConn:            make(map[protocol.DeviceID]io.Closer),
		deviceVer:          make(map[protocol.DeviceID]string),
		reqValidationCache: make(map[string]time.Time),

		fmut:  sync.NewRWMutex(),
		pmut:  sync.NewRWMutex(),
		rvmut: sync.NewRWMutex(),
	}
	if cfg.Options().ProgressUpdateIntervalS > -1 {
		go m.progressEmitter.Serve()
	}

	return m
}
Example #3
0
func NewBlockFinder(db *leveldb.DB, cfg *config.Wrapper) *BlockFinder {
	if blockFinder != nil {
		return blockFinder
	}

	f := &BlockFinder{
		db:  db,
		mut: sync.NewRWMutex(),
	}

	f.CommitConfiguration(config.Configuration{}, cfg.Raw())
	cfg.Subscribe(f)

	return f
}
Example #4
0
func init() {
	for _, proto := range []string{"udp", "udp4", "udp6"} {
		Register(proto, func(uri *url.URL, pkt *Announce) (Client, error) {
			c := &UDPClient{
				wg:  sync.NewWaitGroup(),
				mut: sync.NewRWMutex(),
			}
			err := c.Start(uri, pkt)
			if err != nil {
				return nil, err
			}
			return c, nil
		})
	}
}
Example #5
0
	go restart()
}

func (s *apiSvc) postSystemShutdown(w http.ResponseWriter, r *http.Request) {
	s.flushResponse(`{"ok": "shutting down"}`, w)
	go shutdown()
}

func (s *apiSvc) flushResponse(resp string, w http.ResponseWriter) {
	w.Write([]byte(resp + "\n"))
	f := w.(http.Flusher)
	f.Flush()
}

var cpuUsagePercent [10]float64 // The last ten seconds
var cpuUsageLock = sync.NewRWMutex()

func (s *apiSvc) getSystemStatus(w http.ResponseWriter, r *http.Request) {
	var m runtime.MemStats
	runtime.ReadMemStats(&m)

	tilde, _ := osutil.ExpandTilde("~")
	res := make(map[string]interface{})
	res["myID"] = myID.String()
	res["goroutines"] = runtime.NumGoroutine()
	res["alloc"] = m.Alloc
	res["sys"] = m.Sys - m.HeapReleased
	res["tilde"] = tilde
	if cfg.Options().GlobalAnnEnabled && discoverer != nil {
		res["extAnnounceOK"] = discoverer.ExtAnnounceOK()
	}