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stringlengths
2
7
title
stringlengths
1
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stringclasses
3 values
text
stringlengths
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85.5k
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stringclasses
1 value
meta_information
dict
q27500
AddJob
train
func (c *Host) AddJob(job *host.Job) error { return c.c.Put(fmt.Sprintf("/host/jobs/%s", job.ID), job, nil) }
go
{ "resource": "" }
q27501
GetJob
train
func (c *Host) GetJob(id string) (*host.ActiveJob, error) { var res host.ActiveJob err := c.c.Get(fmt.Sprintf("/host/jobs/%s", id), &res) return &res, err }
go
{ "resource": "" }
q27502
StopJob
train
func (c *Host) StopJob(id string) error { return c.c.Delete(fmt.Sprintf("/host/jobs/%s", id)) }
go
{ "resource": "" }
q27503
SignalJob
train
func (c *Host) SignalJob(id string, sig int) error { return c.c.Put(fmt.Sprintf("/host/jobs/%s/signal/%d", id, sig), nil, nil) }
go
{ "resource": "" }
q27504
DiscoverdDeregisterJob
train
func (c *Host) DiscoverdDeregisterJob(id string) error { return c.c.Put(fmt.Sprintf("/host/jobs/%s/discoverd-deregister", id), nil, nil) }
go
{ "resource": "" }
q27505
StreamEvents
train
func (c *Host) StreamEvents(id string, ch chan *host.Event) (stream.Stream, error) { r := fmt.Sprintf("/host/jobs/%s", id) if id == "all" { r = "/host/jobs" } return c.c.ResumingStream("GET", r, ch) }
go
{ "resource": "" }
q27506
CreateVolume
train
func (c *Host) CreateVolume(providerId string, info *volume.Info) error { return c.c.Post(fmt.Sprintf("/storage/providers/%s/volumes", providerId), info, info) }
go
{ "resource": "" }
q27507
GetVolume
train
func (c *Host) GetVolume(volumeID string) (*volume.Info, error) { var volume volume.Info return &volume, c.c.Get(fmt.Sprintf("/storage/volumes/%s", volumeID), &volume) }
go
{ "resource": "" }
q27508
ListVolumes
train
func (c *Host) ListVolumes() ([]*volume.Info, error) { var volumes []*volume.Info return volumes, c.c.Get("/storage/volumes", &volumes) }
go
{ "resource": "" }
q27509
StreamVolumes
train
func (c *Host) StreamVolumes(ch chan *volume.Event) (stream.Stream, error) { return c.c.ResumingStream("GET", "/storage/volumes", ch) }
go
{ "resource": "" }
q27510
DestroyVolume
train
func (c *Host) DestroyVolume(volumeID string) error { return c.c.Delete(fmt.Sprintf("/storage/volumes/%s", volumeID)) }
go
{ "resource": "" }
q27511
CreateSnapshot
train
func (c *Host) CreateSnapshot(volumeID string) (*volume.Info, error) { var res volume.Info err := c.c.Put(fmt.Sprintf("/storage/volumes/%s/snapshot", volumeID), nil, &res) return &res, err }
go
{ "resource": "" }
q27512
PullSnapshot
train
func (c *Host) PullSnapshot(receiveVolID string, sourceHostID string, sourceSnapID string) (*volume.Info, error) { var res volume.Info pull := volume.PullCoordinate{ HostID: sourceHostID, SnapshotID: sourceSnapID, } err := c.c.Post(fmt.Sprintf("/storage/volumes/%s/pull_snapshot", receiveVolID), pull, &res) ...
go
{ "resource": "" }
q27513
PullImages
train
func (c *Host) PullImages(repository, configDir, version string, tufDB io.Reader, ch chan *ct.ImagePullInfo) (stream.Stream, error) { header := http.Header{"Content-Type": {"application/octet-stream"}} query := make(url.Values) query.Set("repository", repository) query.Set("config-dir", configDir) query.Set("versi...
go
{ "resource": "" }
q27514
PullBinariesAndConfig
train
func (c *Host) PullBinariesAndConfig(repository, binDir, configDir, version string, tufDB io.Reader) (map[string]string, error) { query := make(url.Values) query.Set("repository", repository) query.Set("bin-dir", binDir) query.Set("config-dir", configDir) query.Set("version", version) path := "/host/pull/binaries...
go
{ "resource": "" }
q27515
proxyWhitelisted
train
func proxyWhitelisted(r *http.Request) bool { for _, url := range []string{"/raft/promote", "/raft/demote", "/shutdown"} { if strings.HasPrefix(r.URL.Path, url) { return true } } return false }
go
{ "resource": "" }
q27516
servePutService
train
func (h *Handler) servePutService(w http.ResponseWriter, r *http.Request, params httprouter.Params) { // Retrieve the path parameter. service := params.ByName("service") if err := ValidServiceName(service); err != nil { hh.ValidationError(w, "", err.Error()) return } // Read config from the request. config :...
go
{ "resource": "" }
q27517
serveDeleteService
train
func (h *Handler) serveDeleteService(w http.ResponseWriter, r *http.Request, params httprouter.Params) { // Retrieve the path parameter. service := params.ByName("service") if err := ValidServiceName(service); err != nil { hh.ValidationError(w, "", err.Error()) return } // Delete from the store. if err := h....
go
{ "resource": "" }
q27518
serveGetService
train
func (h *Handler) serveGetService(w http.ResponseWriter, r *http.Request, params httprouter.Params) { // This should only return a stream if the Accept header is // text/event-stream (and return a 406 otherwise), but we // always return a stream due to Go's http.Client not // maintaining headers through a redirect....
go
{ "resource": "" }
q27519
servePutServiceMeta
train
func (h *Handler) servePutServiceMeta(w http.ResponseWriter, r *http.Request, params httprouter.Params) { // Read the metadata from the request. meta := &discoverd.ServiceMeta{} if err := hh.DecodeJSON(r, meta); err != nil { hh.Error(w, err) return } // Update the meta in the store. if err := h.Store.SetServ...
go
{ "resource": "" }
q27520
serveGetServiceMeta
train
func (h *Handler) serveGetServiceMeta(w http.ResponseWriter, r *http.Request, params httprouter.Params) { // Read path parameter. service := params.ByName("service") // Read meta from the store. meta := h.Store.ServiceMeta(service) if meta == nil { hh.ObjectNotFoundError(w, "service meta not found") return }...
go
{ "resource": "" }
q27521
servePutInstance
train
func (h *Handler) servePutInstance(w http.ResponseWriter, r *http.Request, params httprouter.Params) { // Read path parameter. service := params.ByName("service") // Read instance from request. inst := &discoverd.Instance{} if err := json.NewDecoder(r.Body).Decode(inst); err != nil { hh.Error(w, err) return ...
go
{ "resource": "" }
q27522
serveDeleteInstance
train
func (h *Handler) serveDeleteInstance(w http.ResponseWriter, r *http.Request, params httprouter.Params) { // Retrieve path parameters. service := params.ByName("service") instanceID := params.ByName("instance_id") // Remove instance from the store. if err := h.Store.RemoveInstance(service, instanceID); err == Err...
go
{ "resource": "" }
q27523
serveGetInstances
train
func (h *Handler) serveGetInstances(w http.ResponseWriter, r *http.Request, params httprouter.Params) { // If the client is requesting a stream, then handle as a stream. if strings.Contains(r.Header.Get("Accept"), "text/event-stream") { h.serveStream(w, params, discoverd.EventKindUp|discoverd.EventKindUpdate|discov...
go
{ "resource": "" }
q27524
servePutLeader
train
func (h *Handler) servePutLeader(w http.ResponseWriter, r *http.Request, params httprouter.Params) { // Retrieve path parameters. service := params.ByName("service") // Check if the service allows manual leader election. config := h.Store.Config(service) if config == nil || config.LeaderType != discoverd.LeaderTy...
go
{ "resource": "" }
q27525
serveGetLeader
train
func (h *Handler) serveGetLeader(w http.ResponseWriter, r *http.Request, params httprouter.Params) { // Process as a stream if that's what the client wants. if strings.Contains(r.Header.Get("Accept"), "text/event-stream") { h.serveStream(w, params, discoverd.EventKindLeader) return } // Otherwise retrieve the ...
go
{ "resource": "" }
q27526
servePromote
train
func (h *Handler) servePromote(w http.ResponseWriter, r *http.Request, params httprouter.Params) { if err := h.Main.Promote(); err != nil { hh.Error(w, err) return } }
go
{ "resource": "" }
q27527
serveDemote
train
func (h *Handler) serveDemote(w http.ResponseWriter, r *http.Request, params httprouter.Params) { if err := h.Main.Demote(); err != nil { hh.Error(w, err) return } }
go
{ "resource": "" }
q27528
serveStream
train
func (h *Handler) serveStream(w http.ResponseWriter, params httprouter.Params, kind discoverd.EventKind) { // Create a buffered channel to receive events. ch := make(chan *discoverd.Event, StreamBufferSize) // Subscribe to events on the store. service := params.ByName("service") stream := h.Store.Subscribe(servic...
go
{ "resource": "" }
q27529
serveGetRaftLeader
train
func (h *Handler) serveGetRaftLeader(w http.ResponseWriter, r *http.Request, params httprouter.Params) { leader := h.Store.Leader() if leader == "" { hh.ServiceUnavailableError(w, ErrNoKnownLeader.Error()) return } hh.JSON(w, 200, dt.RaftLeader{Host: h.Store.Leader()}) }
go
{ "resource": "" }
q27530
serveGetRaftPeers
train
func (h *Handler) serveGetRaftPeers(w http.ResponseWriter, r *http.Request, params httprouter.Params) { peers, err := h.Store.GetPeers() if err != nil { hh.Error(w, err) } hh.JSON(w, 200, peers) }
go
{ "resource": "" }
q27531
servePutRaftPeer
train
func (h *Handler) servePutRaftPeer(w http.ResponseWriter, r *http.Request, params httprouter.Params) { peer := params.ByName("peer") if err := h.Store.AddPeer(peer); err == ErrNotLeader { h.redirectToLeader(w, r) return } else if err != nil { hh.Error(w, err) return } var targetLogIndex dt.TargetLogIndex ...
go
{ "resource": "" }
q27532
serveDeleteRaftPeer
train
func (h *Handler) serveDeleteRaftPeer(w http.ResponseWriter, r *http.Request, params httprouter.Params) { peer := params.ByName("peer") if err := h.Store.RemovePeer(peer); err == ErrNotLeader { h.redirectToLeader(w, r) return } else if err != nil { hh.Error(w, err) return } }
go
{ "resource": "" }
q27533
redirectToLeader
train
func (h *Handler) redirectToLeader(w http.ResponseWriter, r *http.Request) { // Find the current leader. leader := h.Store.Leader() if leader == "" { hh.ServiceUnavailableError(w, ErrNoKnownLeader.Error()) return } redirectToHost(w, r, leader) }
go
{ "resource": "" }
q27534
NewStore
train
func NewStore(path string) *Store { return &Store{ path: path, data: newRaftData(), subscribers: make(map[string]*list.List), leaderCh: make(chan bool), heartbeats: make(map[instanceKey]time.Time), closing: make(chan struct{}), HeartbeatTimeout: 1000 * time.Millisecond, ElectionTim...
go
{ "resource": "" }
q27535
Open
train
func (s *Store) Open() error { s.mu.Lock() defer s.mu.Unlock() // Set up logging. s.logger = log.New(s.LogOutput, "[discoverd] ", log.LstdFlags) // Require listener & advertise address. if s.Listener == nil { return ErrListenerRequired } else if s.Advertise == nil { return ErrAdvertiseRequired } // Crea...
go
{ "resource": "" }
q27536
Close
train
func (s *Store) Close() (lastIdx uint64, err error) { // Notify goroutines of closing and wait until they finish. close(s.closing) s.wg.Wait() s.mu.Lock() defer s.mu.Unlock() for _, l := range s.subscribers { for el := l.Front(); el != nil; el = el.Next() { go el.Value.(*subscription).Close() } } if s.r...
go
{ "resource": "" }
q27537
Leader
train
func (s *Store) Leader() string { if s.raft == nil { return "" } return s.raft.Leader() }
go
{ "resource": "" }
q27538
monitorLeaderCh
train
func (s *Store) monitorLeaderCh() { defer s.wg.Done() incoming := s.raft.LeaderCh() for { select { case <-s.closing: return case isLeader, ok := <-incoming: // Update leader time and clear heartbeats. s.mu.Lock() if isLeader { s.leaderTime = time.Now() } else { s.leaderTime = time.Time{...
go
{ "resource": "" }
q27539
LeaderCh
train
func (s *Store) LeaderCh() <-chan bool { if s.raft == nil { ch := make(chan bool, 1) ch <- true return ch } return s.leaderCh }
go
{ "resource": "" }
q27540
AddPeer
train
func (s *Store) AddPeer(peer string) error { err := s.raft.AddPeer(peer).Error() if err == raft.ErrNotLeader { err = ErrNotLeader } else if err == raft.ErrKnownPeer { return nil } return err }
go
{ "resource": "" }
q27541
RemovePeer
train
func (s *Store) RemovePeer(peer string) error { err := s.raft.RemovePeer(peer).Error() if err == raft.ErrNotLeader { err = ErrNotLeader } else if err == raft.ErrUnknownPeer { return nil } return err }
go
{ "resource": "" }
q27542
SetPeers
train
func (s *Store) SetPeers(peers []string) error { return s.raft.SetPeers(peers).Error() }
go
{ "resource": "" }
q27543
ServiceNames
train
func (s *Store) ServiceNames() []string { s.mu.RLock() defer s.mu.RUnlock() var a []string for name := range s.data.Services { a = append(a, name) } sort.Strings(a) return a }
go
{ "resource": "" }
q27544
AddService
train
func (s *Store) AddService(service string, config *discoverd.ServiceConfig) error { if config == nil { config = DefaultServiceConfig } // Serialize command. cmd, err := json.Marshal(&addServiceCommand{ Service: service, Config: config, }) if err != nil { return err } if _, err := s.raftApply(addServi...
go
{ "resource": "" }
q27545
Config
train
func (s *Store) Config(service string) *discoverd.ServiceConfig { s.mu.RLock() defer s.mu.RUnlock() return s.data.Services[service] }
go
{ "resource": "" }
q27546
RemoveService
train
func (s *Store) RemoveService(service string) error { // Serialize command. cmd, err := json.Marshal(&removeServiceCommand{Service: service}) if err != nil { return err } if _, err := s.raftApply(removeServiceCommandType, cmd); err != nil { return err } return nil }
go
{ "resource": "" }
q27547
Instances
train
func (s *Store) Instances(service string) ([]*discoverd.Instance, error) { s.mu.Lock() defer s.mu.Unlock() return s.instances(service), nil }
go
{ "resource": "" }
q27548
ServiceMeta
train
func (s *Store) ServiceMeta(service string) *discoverd.ServiceMeta { s.mu.Lock() defer s.mu.Unlock() return s.serviceMeta(service) }
go
{ "resource": "" }
q27549
SetServiceLeader
train
func (s *Store) SetServiceLeader(service, id string) error { // Serialize command. cmd, err := json.Marshal(&setLeaderCommand{ Service: service, ID: id, }) if err != nil { return err } if _, err := s.raftApply(setLeaderCommandType, cmd); err != nil { return err } return nil }
go
{ "resource": "" }
q27550
invalidateServiceLeader
train
func (s *Store) invalidateServiceLeader(service string) { // Retrieve service config. c := s.data.Services[service] // Ignore if there is no config or the leader is manually elected. if c == nil || c.LeaderType == discoverd.LeaderTypeManual { return } // Retrieve current leader ID. prevLeaderID := s.data.Lea...
go
{ "resource": "" }
q27551
expirer
train
func (s *Store) expirer() { defer s.wg.Done() ticker := time.NewTicker(s.ExpiryCheckInterval) defer ticker.Stop() for { // Wait for next check or for close signal. select { case <-s.closing: return case <-ticker.C: } // Check all instances for expiration. if err := s.EnforceExpiry(); err != nil ...
go
{ "resource": "" }
q27552
EnforceExpiry
train
func (s *Store) EnforceExpiry() error { var cmd []byte if err := func() error { s.mu.Lock() defer s.mu.Unlock() // Ignore if this store is not the leader and hasn't been for at least 2 TTLs intervals. if !s.IsLeader() { return raft.ErrNotLeader } else if s.leaderTime.IsZero() || time.Since(s.leaderTime)...
go
{ "resource": "" }
q27553
raftApply
train
func (s *Store) raftApply(typ byte, cmd []byte) (uint64, error) { s.mu.RLock() if s.raft == nil { s.mu.RUnlock() return 0, ErrShutdown } s.mu.RUnlock() // Join the command type and data into one message. buf := append([]byte{typ}, cmd...) // Apply to raft and receive an ApplyFuture back. f := s.raft.Apply...
go
{ "resource": "" }
q27554
Snapshot
train
func (s *Store) Snapshot() (raft.FSMSnapshot, error) { s.mu.Lock() defer s.mu.Unlock() buf, err := json.Marshal(s.data) if err != nil { return nil, err } return &raftSnapshot{data: buf}, nil }
go
{ "resource": "" }
q27555
Restore
train
func (s *Store) Restore(r io.ReadCloser) error { s.mu.Lock() defer s.mu.Unlock() data := &raftData{} if err := json.NewDecoder(r).Decode(data); err != nil { return err } s.data = data return nil }
go
{ "resource": "" }
q27556
Subscribe
train
func (s *Store) Subscribe(service string, sendCurrent bool, kinds discoverd.EventKind, ch chan *discoverd.Event) stream.Stream { s.mu.Lock() defer s.mu.Unlock() // Create service subscription list if it doesn't exist yet. if _, ok := s.subscribers[service]; !ok { s.subscribers[service] = list.New() } // Creat...
go
{ "resource": "" }
q27557
broadcast
train
func (s *Store) broadcast(event *discoverd.Event) { logBroadcast(event) // Retrieve list of subscribers for the service. l, ok := s.subscribers[event.Service] if !ok { return } // Iterate over each subscriber in the list. for el := l.Front(); el != nil; el = el.Next() { sub := el.Value.(*subscription) ...
go
{ "resource": "" }
q27558
Persist
train
func (ss *raftSnapshot) Persist(sink raft.SnapshotSink) error { // Write data to sink. if _, err := sink.Write(ss.data); err != nil { sink.Cancel() return err } // Close and exit. return sink.Close() }
go
{ "resource": "" }
q27559
ServiceInstances
train
func (d *raftData) ServiceInstances(service string) []*discoverd.Instance { a := make([]*discoverd.Instance, 0, len(d.Instances[service])) for _, i := range d.Instances[service] { a = append(a, i) } sort.Sort(instanceSlice(a)) return a }
go
{ "resource": "" }
q27560
ValidServiceName
train
func ValidServiceName(service string) error { // Blank service names are not allowed. if service == "" { return ErrUnsetService } // Service names must consist of the characters [a-z0-9-] for _, r := range service { if (r < 'a' || r > 'z') && (r < '0' || r > '9') && r != '-' { return ErrInvalidService } ...
go
{ "resource": "" }
q27561
Instances
train
func (s *ProxyStore) Instances(service string) ([]*discoverd.Instance, error) { host := s.Peers[rand.Intn(len(s.Peers))] client := discoverd.NewClientWithURL("http://" + host) return client.Service(service).Instances() }
go
{ "resource": "" }
q27562
newRaftLayer
train
func newRaftLayer(ln net.Listener, addr net.Addr) *raftLayer { return &raftLayer{ ln: ln, addr: addr, } }
go
{ "resource": "" }
q27563
CloseStream
train
func (c *Call) CloseStream() error { if !c.Stream { return errors.New("rpc: cannot close non-stream request") } <-c.sent c.client.sending.Lock() defer c.client.sending.Unlock() c.client.mutex.Lock() if c.client.shutdown { c.client.mutex.Unlock() return ErrShutdown } c.client.mutex.Unlock() c.client.re...
go
{ "resource": "" }
q27564
NewClient
train
func NewClient(conn io.ReadWriteCloser) *Client { encBuf := bufio.NewWriter(conn) client := &gobClientCodec{conn, gob.NewDecoder(conn), gob.NewEncoder(encBuf), encBuf} return NewClientWithCodec(client) }
go
{ "resource": "" }
q27565
DialHTTP
train
func DialHTTP(network, address string) (*Client, error) { return DialHTTPPath(network, address, DefaultRPCPath, nil) }
go
{ "resource": "" }
q27566
DialHTTPPath
train
func DialHTTPPath(network, address, path string, dial DialFunc) (*Client, error) { if dial == nil { dial = net.Dial } var err error conn, err := dial(network, address) if err != nil { return nil, err } client, err := NewHTTPClient(conn, path, nil) if err != nil { conn.Close() return nil, &net.OpError{ ...
go
{ "resource": "" }
q27567
Dial
train
func Dial(network, address string) (*Client, error) { conn, err := net.Dial(network, address) if err != nil { return nil, err } return NewClient(conn), nil }
go
{ "resource": "" }
q27568
StreamGo
train
func (client *Client) StreamGo(serviceMethod string, args interface{}, replyStream interface{}) *Call { // first check the replyStream object is a stream of pointers to a data structure typ := reflect.TypeOf(replyStream) // FIXME: check the direction of the channel, maybe? if typ.Kind() != reflect.Chan || typ.Elem(...
go
{ "resource": "" }
q27569
String
train
func (dsn *DSN) String() string { u := url.URL{ Host: fmt.Sprintf("tcp(%s)", dsn.Host), Path: "/" + dsn.Database, RawQuery: url.Values{ "timeout": {dsn.Timeout.String()}, }.Encode(), } // Set password, if available. if dsn.Password == "" { u.User = url.User(dsn.User) } else { u.User = url.UserPassw...
go
{ "resource": "" }
q27570
pingLeases
train
func pingLeases(leases []subnet.SubnetLease) error { const workers = 5 const timeout = 1 * time.Second if len(leases) == 0 { return nil } work := make(chan subnet.SubnetLease) results := make(chan bool, workers) client := http.Client{Timeout: timeout} var wg sync.WaitGroup wg.Add(workers) for i := 0; i <...
go
{ "resource": "" }
q27571
migrateProcessData
train
func migrateProcessData(tx *postgres.DBTx) error { type Release struct { ID string // use map[string]interface{} for process types so we can just // update Volumes and Data and leave other fields untouched Processes map[string]map[string]interface{} } var releases []Release rows, err := tx.Query("SELECT r...
go
{ "resource": "" }
q27572
Finalize
train
func (r *RequestTrace) Finalize(backend *router.Backend) { r.mtx.Lock() r.final = true r.Backend = backend r.mtx.Unlock() }
go
{ "resource": "" }
q27573
traceRequest
train
func traceRequest(req *http.Request) (*http.Request, *RequestTrace) { trace := &RequestTrace{} ct := &httptrace.ClientTrace{ GetConn: func(hostPort string) { trace.mtx.Lock() defer trace.mtx.Unlock() if trace.final { return } trace.ConnectStart = time.Now() }, GotConn: func(info httptrace.Got...
go
{ "resource": "" }
q27574
execWithRetries
train
func (c *context) execWithRetries(query string, args ...interface{}) error { return execAttempts.Run(func() error { return c.db.Exec(query, args...) }) }
go
{ "resource": "" }
q27575
UnmarshalBinary
train
func UnmarshalBinary(b []byte) (interface{}, error) { if len(b) < 1 { return nil, fmt.Errorf("compare: buffer to unmarshal is zero-length") } switch Type(b[0]) { case TypeFalse, TypeTrue: v := new(Bool) return *v, v.UnmarshalBinary(b) case TypeIntegers: v := new(Integers) return *v, v.UnmarshalBinary(b) ...
go
{ "resource": "" }
q27576
Bytes
train
func Bytes(m *rfc5424.Message) []byte { msg := m.Bytes() return bytes.Join([][]byte{[]byte(strconv.Itoa(len(msg))), msg}, []byte{' '}) }
go
{ "resource": "" }
q27577
Split
train
func Split(data []byte, atEOF bool) (advance int, token []byte, err error) { return split(false, data, atEOF) }
go
{ "resource": "" }
q27578
SplitWithNewlines
train
func SplitWithNewlines(data []byte, atEOF bool) (advance int, token []byte, err error) { return split(true, data, atEOF) }
go
{ "resource": "" }
q27579
CloseNotifyConn
train
func CloseNotifyConn(conn net.Conn) net.Conn { pr, pw := io.Pipe() c := &closeNotifyConn{ Conn: conn, r: pr, cnc: make(chan bool), } go func() { _, err := io.Copy(pw, conn) if err == nil { err = io.EOF } pw.CloseWithError(err) close(c.cnc) }() return c }
go
{ "resource": "" }
q27580
Decode
train
func (dec *Decoder) Decode(v interface{}) error { data, err := dec.Reader.Read() if err != nil { return err } return json.Unmarshal(data, v) }
go
{ "resource": "" }
q27581
WatchSubnets
train
func (r *registry) WatchSubnets(since uint64, stop chan bool) (*subnet.Response, error) { for { select { case event, ok := <-r.events: if !ok { return nil, errors.New("unexpected close of discoverd event stream") } if event.Kind != discoverd.EventKindServiceMeta { continue } net := &Network{...
go
{ "resource": "" }
q27582
newLogger
train
func newLogger(tty bool, file string, verbose bool) log15.Logger { stdoutFormat := log15.LogfmtFormat() if tty { stdoutFormat = log15.TerminalFormat() } stdoutHandler := log15.StreamHandler(os.Stdout, stdoutFormat) if !verbose { stdoutHandler = log15.LvlFilterHandler(log15.LvlInfo, stdoutHandler) } log := lo...
go
{ "resource": "" }
q27583
NewProgressBar
train
func NewProgressBar(count int, tty bool) (*pb.ProgressBar, error) { bar := pb.New(count) if !tty { bar.Output = os.Stderr return bar, nil } // replace os.Stdout / os.Stderr with a pipe and copy output to a // channel so that the progress bar can be wiped before printing output type stdOutput struct { Out ...
go
{ "resource": "" }
q27584
GetVersion
train
func GetVersion(client *tuf.Client, name string) (string, error) { targets, err := client.Targets() if err != nil { return "", err } target, ok := targets[name] if !ok { return "", fmt.Errorf("missing %q in tuf targets", name) } if target.Custom == nil || len(*target.Custom) == 0 { return "", errors.New("m...
go
{ "resource": "" }
q27585
IsRetryableError
train
func IsRetryableError(err error) bool { e, ok := err.(JSONError) return ok && e.Retry }
go
{ "resource": "" }
q27586
evalLater
train
func (p *Peer) evalLater(delay time.Duration) { if p.retryCh != nil { p.retryCh <- struct{}{} return } time.AfterFunc(delay, p.triggerEval) }
go
{ "resource": "" }
q27587
startTransitionToNormalMode
train
func (p *Peer) startTransitionToNormalMode() { log := p.log.New("fn", "startTransitionToNormalMode") if p.Info().State.Primary.Meta[p.idKey] != p.id || p.Info().Role != RolePrimary { panic("startTransitionToNormalMode called when not primary") } // In the normal takeover case, we'd pick an async. In this case, w...
go
{ "resource": "" }
q27588
applyConfig
train
func (p *Peer) applyConfig() (err error) { p.moving() log := p.log.New("fn", "applyConfig") if p.online == nil { panic("applyConfig with database in unknown state") } config := p.Config() if p.applied != nil && p.applied.Equal(config) && p.applied.State.Equal(config.State) { log.Info("skipping config apply,...
go
{ "resource": "" }
q27589
whichAsync
train
func (p *Peer) whichAsync() int { for i, a := range p.Info().State.Async { if p.id == a.Meta[p.idKey] { return i } } return -1 }
go
{ "resource": "" }
q27590
lookupUpstream
train
func (p *Peer) lookupUpstream(whichAsync int) *discoverd.Instance { if whichAsync == 0 { return p.Info().State.Sync } return p.Info().State.Async[whichAsync-1] }
go
{ "resource": "" }
q27591
lookupDownstream
train
func (p *Peer) lookupDownstream(whichAsync int) *discoverd.Instance { async := p.Info().State.Async if whichAsync == len(async)-1 { return nil } return async[whichAsync+1] }
go
{ "resource": "" }
q27592
peerIsPresent
train
func (p *Peer) peerIsPresent(other *discoverd.Instance) bool { // We should never even be asking whether we're present. If we need to do // this at some point in the future, we need to consider we should always // consider ourselves present or whether we should check the list. if other.Meta[p.idKey] == p.id { pan...
go
{ "resource": "" }
q27593
NewReverseProxy
train
func NewReverseProxy(bf BackendListFunc, stickyKey *[32]byte, sticky bool, rt RequestTracker, l log15.Logger) *ReverseProxy { return &ReverseProxy{ transport: &transport{ getBackends: bf, stickyCookieKey: stickyKey, useStickySessions: sticky, }, FlushInterval: 10 * time.Millisecond, RequestTr...
go
{ "resource": "" }
q27594
ServeConn
train
func (p *ReverseProxy) ServeConn(ctx context.Context, dconn net.Conn) { transport := p.transport if transport == nil { panic("router: nil transport for proxy") } defer dconn.Close() clientGone := dconn.(http.CloseNotifier).CloseNotify() ctx, cancel := context.WithCancel(ctx) defer cancel() // finish cancellat...
go
{ "resource": "" }
q27595
update
train
func (d *Deployment) update() error { select { case event, ok := <-d.events: if !ok { return fmt.Errorf("service stream closed unexpectedly: %s", d.stream.Err()) } if event.Kind == discoverd.EventKindServiceMeta { d.meta = event.ServiceMeta } default: } return nil }
go
{ "resource": "" }
q27596
MarkDone
train
func (d *Deployment) MarkDone(addr string) error { return attempts.Run(func() error { if err := d.update(); err != nil { return err } deploymentMeta, err := d.decode(d.meta) if err != nil { return err } deploymentMeta.States[addr] = DeploymentStateDone return d.set(d.meta, deploymentMeta) }) }
go
{ "resource": "" }
q27597
Wait
train
func (d *Deployment) Wait(id string, timeout time.Duration, log log15.Logger) error { timeoutCh := time.After(timeout) for { actual := 0 select { case event, ok := <-d.events: if !ok { return fmt.Errorf("service stream closed unexpectedly: %s", d.stream.Err()) } if event.Kind == discoverd.EventKind...
go
{ "resource": "" }
q27598
Create
train
func (d *Deployment) Create(id string) error { return attempts.Run(func() error { if err := d.set(&discoverd.ServiceMeta{}, NewDeploymentMeta(id)); err == nil { return nil } if err := d.update(); err != nil { return err } return d.set(d.meta, NewDeploymentMeta(id)) }) }
go
{ "resource": "" }
q27599
Attach
train
func (c *Host) Attach(req *host.AttachReq, wait bool) (AttachClient, error) { rwc, err := c.c.Hijack("POST", "/attach", http.Header{"Upgrade": {"flynn-attach/0"}}, req) if err != nil { return nil, err } attachState := make([]byte, 1) if _, err := rwc.Read(attachState); err != nil { rwc.Close() return nil, e...
go
{ "resource": "" }