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c27600
{ return &attachClient{conn: conn, w: bufio.NewWriter(conn)} }
c27601
return nil, err } state := conn.ConnectionState() hashFunc := c.Hash if hashFunc == nil { hashFunc = sha256.New } h := hashFunc() h.Write(state.PeerCertificates[0].Raw) if !bytes.Equal(h.Sum(nil), c.Pin) { conn.Close() return nil, ErrPinFailure } return conn, nil }
c27602
} return errors.New("pinned: underlying connection does not support CloseWrite") }
c27603
defer c.mu.RUnlock() return c.leader, c.pinned }
c27604
defer c.mu.Unlock() c.pinned = new }
c27605
c.servers[s]; !ok { c.servers[s] = c.httpClient(s) } } // Then remove any that are no longer current for addr := range c.servers { present := false for _, s := range servers { if _, ok := c.servers[s]; ok { present = true break } } if !present { delete(c.servers, addr) } } }
c27606
{ return nil, err } if err := syscall.Listen(fd, backlog); err != nil { return nil, err } f := os.NewFile(uintptr(fd), proto+":"+addr) l, err := net.FileListener(f) if err != nil { return nil, err } if err := f.Close(); err != nil { l.Close() return nil, err } return l, nil }
c27607
c.URL = fmt.Sprintf("http://%s", addr) return c }
c27608
Password: DefaultPassword, OpTimeout: DefaultOpTimeout, ReplTimeout: DefaultReplTimeout, Logger: log15.New("app", "redis"), } p.stopping.Store(false) return p }
c27609
have a config. if p.running { return ErrRunning } return p.start() }
c27610
p.mtx.Unlock() if !p.running { return ErrStopped } return p.stop() }
c27611
if !p.stopping.Load().(bool) { p.Logger.Error("unexpectedly exit", "err", err) shutdown.ExitWithCode(1) } close(stopped) }
c27612
parent directory", "err", err) return err } f, err := os.Create(p.ConfigPath()) if err != nil { logger.Error("cannot create config file", "err", err) return err } defer f.Close() return configTemplate.Execute(f, struct { ID string Port string DataDir string Password string }{p.ID, p.P...
c27613
return &ProcessInfo{Running: p.running}, nil }
c27614
{ logger.Info("sending PING") conn, err := redis.Dial("tcp", addr, redis.DialPassword(p.Password), redis.DialConnectTimeout(timeout), redis.DialReadTimeout(timeout), redis.DialWriteTimeout(timeout), ) if err != nil { logger.Error("conn error", "err", err) return false } defer...
c27615
timer.Stop() for { select { case <-timer.C: return ErrTimeout case <-ticker.C: } if err := p.ping(addr, timeout); err != nil { logger.Error("ping error", "err", err) continue } return nil } }
c27616
:= func() error { f, err := os.Create(filepath.Join(p.DataDir, "dump.rdb")) if err != nil { logger.Error("error creating dump file", "err", err) return err } defer f.Close() // Copy from reader to dump file. n, err := io.Copy(f, r) if err != nil { logger.Error("error creating dump file", "err",...
c27617
err != nil { logger.Info("dial error", "err", err) return nil, err } defer conn.Close() // Execute INFO command. reply, err := conn.Do("INFO") if err != nil { logger.Error("info error", "err", err) return nil, err } buf, ok := reply.([]byte) if !ok { logger.Error("info reply type error", "type", fm...
c27618
* time.Second case "master_sync_in_progress": info.MasterSyncInProgress = value == "1" case "master_sync_left_bytes": info.MasterSyncLeftBytes, _ = strconv.ParseInt(value, 10, 64) case "master_sync_last_io_seconds_ago": info.MasterSyncLastIO = time.Duration(atoi(value)) * time.Second case "master_link...
c27619
strconv.Atoi(s) return i }
c27620
return true } _, err := client.GetFormation(appID, prevReleaseID) return err == controller.ErrNotFound }
c27621
range env { for k := range envs { if strings.HasPrefix(e, k+"=") { continue outer } } cmd.Env = append(cmd.Env, e) } for k, v := range envs { cmd.Env = append(cmd.Env, k+"="+v) } }
c27622
if _, err := syscall.Read(c.sock, msg); err != nil { return err } if !bytes.Equal(msg, ControlMsgOK) { return fmt.Errorf("unexpected resume message from child: %s", msg) } return nil }
c27623
{ return h, nil } } return nil, fmt.Errorf("cluster: unknown host %q", id) }
c27624
inst.Meta["id"], inst.Addr, c.h, HostTagsFromMeta(inst.Meta), ) } return hosts, nil }
c27625
ports = append(ports, x.Ports...) ports = append(ports, y.Ports...) x.Ports = ports if y.WorkingDir != "" { x.WorkingDir = y.WorkingDir } if y.Uid != nil { x.Uid = y.Uid } if y.Gid != nil { x.Gid = y.Gid } x.HostNetwork = x.HostNetwork || y.HostNetwork x.HostPIDNamespace = x.HostPIDNamespace || y.Host...
c27626
return err } defer f.Close() src = f } return json.NewDecoder(src).Decode(v) }
c27627
if m.db == nil { m.dbMtx.RUnlock() return ErrDBClosed } return nil }
c27628
{ return fmt.Errorf("could not persist provider volume info to boltdb: %s", err) } providerVolumesBucket := providerBucket.Bucket([]byte("volumes")) if !volExists { providerVolumesBucket.Delete(k) } else { b, err := vol.Provider().MarshalVolumeState(id) if err != nil { return fmt.Errorf("failed to seria...
c27629
%s", old.String(), link.Attrs().Name) } } if !existing { if err = netlink.AddrAdd(link, &addr); err != nil { return fmt.Errorf("failed to add IP address %s to %s: %s", ipn.String(), link.Attrs().Name, err) } } return nil }
c27630
&Message{} return msg, parse(buf, msg) }
c27631
} msg := &message{Message: *m, prev: other} if other.next != nil { // insert between other and other.next other.next.prev = msg msg.next = other.next } else { // insert at tail b.tail = msg } other.next = msg break } } if b.length < b.capacity { // buffer not yet full b....
c27632
defer b.mu.RUnlock() return b.read() }
c27633
struct{}) []*rfc5424.Message { b.mu.RLock() defer b.mu.RUnlock() b.subscribe(msgc, donec) return b.read() }
c27634
<-chan struct{}) { b.mu.RLock() defer b.mu.RUnlock() b.subscribe(msgc, donec) }
c27635
!= nil { buf = append(buf, &msg.Message) msg = msg.next } return buf }
c27636
} b.mu.Lock() defer b.mu.Unlock() delete(b.subs, msgc) close(msgc) }() }
c27637
{ return NewClientWithHTTP(uri, key, httphelper.RetryClient) }
c27638
config.Domain != "" { d.Config = &tls.Config{ServerName: config.Domain} } httpClient := &http.Client{Transport: &http.Transport{DialTLS: d.Dial}} c := newClient(key, uri, httpClient) c.Host = config.Domain c.HijackDial = d.Dial return c, nil }
c27639
json.NewDecoder(conn), enc: json.NewEncoder(conn), c: conn, pending: make(map[uint64]*json.RawMessage), } }
c27640
interface{}) { rpc.ServeCodecWithContext(NewServerCodec(conn), context) }
c27641
if err := s.stateDB.Close(); err != nil { return err } s.stateDB = nil return nil }
c27642
if s.stateDB == nil { return ErrDBClosed } s.dbUsers++ return nil }
c27643
s.dbUsers == 0 { s.dbCond.Broadcast() } }
c27644
artifact := artifacts[i] if artifact.Type != ct.ArtifactTypeFlynn { continue } if e := artifact.Manifest().DefaultEntrypoint(); e != nil { return e } } return nil }
c27645
Type: host.MountspecTypeSquashfs, ID: layer.ID, URL: artifact.LayerURL(layer), Size: layer.Length, Hashes: layer.Hashes, Meta: artifact.Meta, }) } } }
c27646
count <= -proc[typ] { return true } } return false }
c27647
if f.Processes[typ] != count { f.Processes[typ] = count changed = true } } } return changed }
c27648
Processes(f.Processes).Diff(running) }
c27649
} if err == tuf.ErrNoRootKeys { if err := client.Init(tufconfig.RootKeys, len(tufconfig.RootKeys)); err != nil { return err } return updateTUFClient(client) } return err }
c27650
return j.Formation.Tags[j.Type] }
c27651
!ok || v != w { return false } } return true }
c27652
== typ { jobs = append(jobs, job) } } jobs.Sort() return jobs }
c27653
m.jobsMtx.Lock() defer m.jobsMtx.Unlock() delete(m.jobWaits, config.JobID) }() } // if there is a jobStart channel, a subscriber is waiting for the WaitGroup // to be created, signal it. if ch, ok := m.jobStarts[config.JobID]; ok { close(ch) delete(m.jobStarts, config.JobID) } go s.follow(r, buffer...
c27654
case <-stop: return } m.jobsMtx.Lock() wg, ok = m.jobWaits[jobID] m.jobsMtx.Unlock() if !ok { // if there is no wg, it was created and deleted before we could // read it, we're done return } } // wait for the job to finish wg.Wait() }() return ch }
c27655
|| !appIDPrefixPattern.MatchString(n) || !strings.HasPrefix(n, app) { continue } appID := n[:36] res[appID] = append(res[appID], filepath.Join(m.logDir, n)) } return res, nil }
c27656
// we're the last user, clean it up l.l.Close() l.m.appLogsMtx.Lock() delete(l.m.appLogs, l.appID) l.m.appLogsMtx.Unlock() } }
c27657
if child == nil { // insert node if it doesn't exist child = &node{children: make(map[string]*node, 0)} cur.children[part] = child } cur = child } if i == -1 { break } } cur.backend = backend // finally set the backend for this node }
c27658
prev = cur // update last seen backend } } if i == -1 { break } } if cur.backend != nil { return cur.backend } return prev.backend }
c27659
if path[start:start+end] == "/" { return "", start + end + 1 } return path[start : start+end], start + end + 1 }
c27660
event.ObjectID { return } select { case e.queue <- event: default: // Run in a goroutine to avoid deadlock with Notify go e.CloseWithError(ErrEventBufferOverflow) } }
c27661
select { case <-e.stop: return case event := <-e.queue: e.Events <- event } } }
c27662
e.stopOnce.Do(func() { close(e.stop) }) }
c27663
error) { e.errOnce.Do(func() { e.Err = err }) e.Close() }
c27664
make(chan struct{}), appID: appID, objectTypes: objectTypes, objectID: objectID, } go s.loop() if _, ok := e.subscribers[appID]; !ok { e.subscribers[appID] = make(map[*EventSubscriber]struct{}) } e.subscribers[appID][s] = struct{}{} return s, nil }
c27665
delete(subs, s) if len(subs) == 0 { delete(e.subscribers, s.appID) } } }
c27666
if len(idApp) < 1 { log.Error(fmt.Sprintf("invalid event notification: %q", n.Payload)) continue } id, err := strconv.ParseInt(idApp[0], 10, 64) if err != nil { log.Error(fmt.Sprintf("invalid event notification: %q", n.Payload), "err", err) continue } event, err := e.eventRepo....
c27667
// Ensure subscribers not filtering by app get the event if subs, ok := e.subscribers[""]; ok { for sub := range subs { sub.Notify(event) } } } }
c27668
e.closedMtx.RUnlock() return e.closed }
c27669
e.subscribers for _, subs := range subscribers { for sub := range subs { go sub.CloseWithError(err) } } close(e.doneCh) }
c27670
return nil } // Reply type must be exported. if !isExportedOrBuiltinType(replyType) { log.Println("method", mname, "reply type not exported:", replyType) return nil } // Method needs one out. if mtype.NumOut() != 1 { log.Println("method", mname, "has wrong number of outs:", mtype.NumOut()) return nil ...
c27671
&gobServerCodec{conn, gob.NewDecoder(conn), gob.NewEncoder(buf), buf} server.ServeCodecWithContext(srv, context) }
c27672
if !ok { return } close(stop) }() continue } if !keepReading { break } // send a response if we actually managed to read a header. if req != nil { server.sendResponse(sending, req, invalidRequest, codec, err.Error(), true) server.freeRequest(req) } continue ...
c27673
log.Fatal("rpc.Serve: accept:", err.Error()) // TODO(r): exit? } go server.ServeConn(conn) } }
c27674
if err != nil { log.Print("rpc hijacking ", req.RemoteAddr, ": ", err.Error()) return } io.WriteString(conn, "HTTP/1.0 "+connected+"\n\n") server.ServeConn(conn) }
c27675
"--password="+p.Password, "--socket=", "--stream=xbstream", ".", ) cmd.Dir = p.DataDir cmd.Stderr = &r.stderr stdout, err := cmd.StdoutPipe() if err != nil { return nil, err } if err := cmd.Start(); err != nil { stdout.Close() return nil, err } // Attach to reader wrapper. r.cmd = cmd r.stdout...
c27676
err != nil { return nil, err } if err := p.restoreApplyLog(); err != nil { return nil, err } return backupInfo, nil }
c27677
"flynn", Password: p.Password, Timeout: p.OpTimeout, } }
c27678
err } defer db.Close() var gtid string if err := db.QueryRow(`SELECT @@gtid_current_pos`).Scan(&gtid); err != nil { return p.XLog().Zero(), err } return xlog.Position(gtid), nil }
c27679
// Ignore errors, since the db could be already initialized p.runCmd(exec.Command( filepath.Join(p.BinDir, "mysql_install_db"), "--defaults-extra-file="+p.ConfigPath(), )) return nil }
c27680
!strings.HasSuffix(strings.TrimSpace(r.stderr.String()), "completed OK!") { r.stderr.WriteTo(os.Stderr) return errors.New("innobackupex did not complete ok") } return nil }
c27681
{ return r.stdout.Read(p) }
c27682
// lookup the service and pick a random address service := strings.TrimSuffix(host, ".discoverd") addrs, err := l.discoverdClient.Service(service).Addrs() if err != nil { return nil, err } else if len(addrs) == 0 { return nil, fmt.Errorf("lookup %s: no such host", host) } addr = addrs[random.Math.Int...
c27683
case routeTypeTCP: tableName = tableNameTCP default: panic(fmt.Sprintf("unknown routeType: %q", routeType)) } return &pgDataStore{ pgx: pgx, routeType: routeType, tableName: tableName, } }
c27684
} uriKey := prefix + "_IMAGE_URI" if _, ok := env[uriKey]; ok { delete(env, uriKey) env[idKey] = newID updated = true } } return updated }
c27685
parts, err := parse(pos) if err != nil { return "", err } return makePosition(parts[0], parts[1]+increment), nil }
c27686
res[0], err = parseHex(parts[0]) if err != nil { return } res[1], err = parseHex(parts[1]) return }
c27687
{ return xlog.Position(fmt.Sprintf("%X/%08X", filepart, offset)) }
c27688
return procTypeID[1], procTypeID[0] } return procTypeID[0], "" }
c27689
} // Retrieve current formation. logger.Info("retrieving formation", "app", app, "release_id", release.ID) formation, err := client.GetFormation(app, release.ID) if err == controller.ErrNotFound { logger.Error("formation not found", "app", app, "release_id", release.ID) return false, err } else if err != nil...
c27690
worker.LaunchAsync(errorsChan) return <-errorsChan }
c27691
broker consumption and handle retries when broker connection dies go func() { for { retry, err := broker.StartConsuming(worker.ConsumerTag, worker.Concurrency, worker) if retry { if worker.errorHandler != nil { worker.errorHandler(err) } else { log.WARNING.Printf("Broker failed with error: ...
c27692
task by signature.RetryTimeout seconds eta := time.Now().UTC().Add(time.Second * time.Duration(signature.RetryTimeout)) signature.ETA = &eta log.WARNING.Printf("Task %s failed. Going to retry in %d seconds.", signature.UUID, signature.RetryTimeout) // Send the task back to the queue _, err := worker.server.Send...
c27693
completed groupCompleted, err := worker.server.GetBackend().GroupCompleted( signature.GroupUUID, signature.GroupTaskCount, ) if err != nil { return fmt.Errorf("Completed check for group %s returned error: %s", signature.GroupUUID, err) } // If the group has not yet completed, just return if !groupComplete...
c27694
range signature.OnError { // Pass error as a first argument to error callbacks args := append([]tasks.Arg{{ Type: "string", Value: taskErr.Error(), }}, errorTask.Args...) errorTask.Args = args worker.server.SendTask(errorTask) } return nil }
c27695
worker.server.GetBackend().(*amqp.Backend) return ok }
c27696
error: %s", err) } // Bind the queue if err = channel.QueueBind( queue.Name, // name of the queue queueBindingKey, // binding key exchange, // source exchange false, // noWait queueBindingArgs, // arguments ); err != nil { return conn, channel, queue, nil, nil, fmt....
c27697
messages removed _, err := channel.QueueDelete( queueName, // name false, // ifUnused false, // ifEmpty false, // noWait ) return err }
c27698
return nil, fmt.Errorf("Queue inspect error: %s", err) } return &queueState, nil }
c27699
err != nil { return nil, nil, fmt.Errorf("Dial error: %s", err) } // Open a channel channel, err := conn.Channel() if err != nil { return nil, nil, fmt.Errorf("Open channel error: %s", err) } return conn, channel, nil }