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*: update kube vendor to v1.7.4

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Signed-off-by: Antonio Murdaca <runcom@redhat.com>
This commit is contained in:
Antonio Murdaca 2017-08-04 13:13:19 +02:00
parent c67859731f
commit d56bf090ce
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GPG key ID: B2BEAD150DE936B9
1032 changed files with 273965 additions and 40081 deletions
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96
vendor/google.golang.org/grpc/server.go generated vendored
View file

@ -89,10 +89,12 @@ type service struct {
type Server struct {
opts options
mu sync.Mutex // guards following
lis map[net.Listener]bool
conns map[io.Closer]bool
drain bool
mu sync.Mutex // guards following
lis map[net.Listener]bool
conns map[io.Closer]bool
drain bool
ctx context.Context
cancel context.CancelFunc
// A CondVar to let GracefulStop() blocks until all the pending RPCs are finished
// and all the transport goes away.
cv *sync.Cond
@ -203,6 +205,7 @@ func NewServer(opt ...ServerOption) *Server {
m: make(map[string]*service),
}
s.cv = sync.NewCond(&s.mu)
s.ctx, s.cancel = context.WithCancel(context.Background())
if EnableTracing {
_, file, line, _ := runtime.Caller(1)
s.events = trace.NewEventLog("grpc.Server", fmt.Sprintf("%s:%d", file, line))
@ -324,7 +327,7 @@ func (s *Server) useTransportAuthenticator(rawConn net.Conn) (net.Conn, credenti
// Serve accepts incoming connections on the listener lis, creating a new
// ServerTransport and service goroutine for each. The service goroutines
// read gRPC requests and then call the registered handlers to reply to them.
// Service returns when lis.Accept fails. lis will be closed when
// Serve returns when lis.Accept fails with fatal errors. lis will be closed when
// this method returns.
func (s *Server) Serve(lis net.Listener) error {
s.mu.Lock()
@ -344,14 +347,38 @@ func (s *Server) Serve(lis net.Listener) error {
}
s.mu.Unlock()
}()
var tempDelay time.Duration // how long to sleep on accept failure
for {
rawConn, err := lis.Accept()
if err != nil {
if ne, ok := err.(interface {
Temporary() bool
}); ok && ne.Temporary() {
if tempDelay == 0 {
tempDelay = 5 * time.Millisecond
} else {
tempDelay *= 2
}
if max := 1 * time.Second; tempDelay > max {
tempDelay = max
}
s.mu.Lock()
s.printf("Accept error: %v; retrying in %v", err, tempDelay)
s.mu.Unlock()
select {
case <-time.After(tempDelay):
case <-s.ctx.Done():
}
continue
}
s.mu.Lock()
s.printf("done serving; Accept = %v", err)
s.mu.Unlock()
return err
}
tempDelay = 0
// Start a new goroutine to deal with rawConn
// so we don't stall this Accept loop goroutine.
go s.handleRawConn(rawConn)
@ -367,7 +394,10 @@ func (s *Server) handleRawConn(rawConn net.Conn) {
s.errorf("ServerHandshake(%q) failed: %v", rawConn.RemoteAddr(), err)
s.mu.Unlock()
grpclog.Printf("grpc: Server.Serve failed to complete security handshake from %q: %v", rawConn.RemoteAddr(), err)
rawConn.Close()
// If serverHandShake returns ErrConnDispatched, keep rawConn open.
if err != credentials.ErrConnDispatched {
rawConn.Close()
}
return
}
@ -497,7 +527,7 @@ func (s *Server) removeConn(c io.Closer) {
defer s.mu.Unlock()
if s.conns != nil {
delete(s.conns, c)
s.cv.Signal()
s.cv.Broadcast()
}
}
@ -544,7 +574,7 @@ func (s *Server) processUnaryRPC(t transport.ServerTransport, stream *transport.
return err
}
if err == io.ErrUnexpectedEOF {
err = transport.StreamError{Code: codes.Internal, Desc: "io.ErrUnexpectedEOF"}
err = Errorf(codes.Internal, io.ErrUnexpectedEOF.Error())
}
if err != nil {
switch err := err.(type) {
@ -566,8 +596,8 @@ func (s *Server) processUnaryRPC(t transport.ServerTransport, stream *transport.
if err := checkRecvPayload(pf, stream.RecvCompress(), s.opts.dc); err != nil {
switch err := err.(type) {
case transport.StreamError:
if err := t.WriteStatus(stream, err.Code, err.Desc); err != nil {
case *rpcError:
if err := t.WriteStatus(stream, err.code, err.desc); err != nil {
grpclog.Printf("grpc: Server.processUnaryRPC failed to write status %v", err)
}
default:
@ -798,7 +828,7 @@ func (s *Server) Stop() {
st := s.conns
s.conns = nil
// interrupt GracefulStop if Stop and GracefulStop are called concurrently.
s.cv.Signal()
s.cv.Broadcast()
s.mu.Unlock()
for lis := range listeners {
@ -809,6 +839,7 @@ func (s *Server) Stop() {
}
s.mu.Lock()
s.cancel()
if s.events != nil {
s.events.Finish()
s.events = nil
@ -821,16 +852,19 @@ func (s *Server) Stop() {
func (s *Server) GracefulStop() {
s.mu.Lock()
defer s.mu.Unlock()
if s.drain == true || s.conns == nil {
if s.conns == nil {
return
}
s.drain = true
for lis := range s.lis {
lis.Close()
}
s.lis = nil
for c := range s.conns {
c.(transport.ServerTransport).Drain()
s.cancel()
if !s.drain {
for c := range s.conns {
c.(transport.ServerTransport).Drain()
}
s.drain = true
}
for len(s.conns) != 0 {
s.cv.Wait()
@ -862,33 +896,49 @@ func (s *Server) testingCloseConns() {
s.mu.Unlock()
}
// SendHeader sends header metadata. It may be called at most once from a unary
// RPC handler. The ctx is the RPC handler's Context or one derived from it.
func SendHeader(ctx context.Context, md metadata.MD) error {
// SetHeader sets the header metadata.
// When called multiple times, all the provided metadata will be merged.
// All the metadata will be sent out when one of the following happens:
// - grpc.SendHeader() is called;
// - The first response is sent out;
// - An RPC status is sent out (error or success).
func SetHeader(ctx context.Context, md metadata.MD) error {
if md.Len() == 0 {
return nil
}
stream, ok := transport.StreamFromContext(ctx)
if !ok {
return fmt.Errorf("grpc: failed to fetch the stream from the context %v", ctx)
return Errorf(codes.Internal, "grpc: failed to fetch the stream from the context %v", ctx)
}
return stream.SetHeader(md)
}
// SendHeader sends header metadata. It may be called at most once.
// The provided md and headers set by SetHeader() will be sent.
func SendHeader(ctx context.Context, md metadata.MD) error {
stream, ok := transport.StreamFromContext(ctx)
if !ok {
return Errorf(codes.Internal, "grpc: failed to fetch the stream from the context %v", ctx)
}
t := stream.ServerTransport()
if t == nil {
grpclog.Fatalf("grpc: SendHeader: %v has no ServerTransport to send header metadata.", stream)
}
return t.WriteHeader(stream, md)
if err := t.WriteHeader(stream, md); err != nil {
return toRPCErr(err)
}
return nil
}
// SetTrailer sets the trailer metadata that will be sent when an RPC returns.
// It may be called at most once from a unary RPC handler. The ctx is the RPC
// handler's Context or one derived from it.
// When called more than once, all the provided metadata will be merged.
func SetTrailer(ctx context.Context, md metadata.MD) error {
if md.Len() == 0 {
return nil
}
stream, ok := transport.StreamFromContext(ctx)
if !ok {
return fmt.Errorf("grpc: failed to fetch the stream from the context %v", ctx)
return Errorf(codes.Internal, "grpc: failed to fetch the stream from the context %v", ctx)
}
return stream.SetTrailer(md)
}