mirror of
https://github.com/TECHNOFAB11/zfs-localpv.git
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refact(deps): bump k8s and client-go deps to version v0.20.2 (#294)
Signed-off-by: prateekpandey14 <prateek.pandey@mayadata.io>
This commit is contained in:
Prateek Pandey
GitHub
parent
533e17a9aa
commit
b1aa6ab51a
2196 changed files with 306727 additions and 251810 deletions
206
vendor/golang.org/x/net/http2/transport.go
generated
vendored
206
vendor/golang.org/x/net/http2/transport.go
generated
vendored
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@ -93,7 +93,7 @@ type Transport struct {
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// send in the initial settings frame. It is how many bytes
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// of response headers are allowed. Unlike the http2 spec, zero here
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// means to use a default limit (currently 10MB). If you actually
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// want to advertise an ulimited value to the peer, Transport
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// want to advertise an unlimited value to the peer, Transport
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// interprets the highest possible value here (0xffffffff or 1<<32-1)
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// to mean no limit.
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MaxHeaderListSize uint32
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@ -108,6 +108,19 @@ type Transport struct {
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// waiting for their turn.
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StrictMaxConcurrentStreams bool
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// ReadIdleTimeout is the timeout after which a health check using ping
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// frame will be carried out if no frame is received on the connection.
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// Note that a ping response will is considered a received frame, so if
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// there is no other traffic on the connection, the health check will
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// be performed every ReadIdleTimeout interval.
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// If zero, no health check is performed.
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ReadIdleTimeout time.Duration
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// PingTimeout is the timeout after which the connection will be closed
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// if a response to Ping is not received.
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// Defaults to 15s.
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PingTimeout time.Duration
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// t1, if non-nil, is the standard library Transport using
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// this transport. Its settings are used (but not its
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// RoundTrip method, etc).
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@ -131,14 +144,31 @@ func (t *Transport) disableCompression() bool {
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return t.DisableCompression || (t.t1 != nil && t.t1.DisableCompression)
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}
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func (t *Transport) pingTimeout() time.Duration {
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if t.PingTimeout == 0 {
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return 15 * time.Second
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}
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return t.PingTimeout
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}
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// ConfigureTransport configures a net/http HTTP/1 Transport to use HTTP/2.
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// It returns an error if t1 has already been HTTP/2-enabled.
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//
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// Use ConfigureTransports instead to configure the HTTP/2 Transport.
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func ConfigureTransport(t1 *http.Transport) error {
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_, err := configureTransport(t1)
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_, err := ConfigureTransports(t1)
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return err
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}
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func configureTransport(t1 *http.Transport) (*Transport, error) {
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// ConfigureTransports configures a net/http HTTP/1 Transport to use HTTP/2.
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// It returns a new HTTP/2 Transport for further configuration.
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// It returns an error if t1 has already been HTTP/2-enabled.
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func ConfigureTransports(t1 *http.Transport) (*Transport, error) {
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return configureTransports(t1)
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}
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func configureTransports(t1 *http.Transport) (*Transport, error) {
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connPool := new(clientConnPool)
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t2 := &Transport{
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ConnPool: noDialClientConnPool{connPool},
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@ -227,6 +257,7 @@ type ClientConn struct {
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br *bufio.Reader
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fr *Framer
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lastActive time.Time
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lastIdle time.Time // time last idle
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// Settings from peer: (also guarded by mu)
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maxFrameSize uint32
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maxConcurrentStreams uint32
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@ -603,7 +634,7 @@ func (t *Transport) expectContinueTimeout() time.Duration {
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}
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func (t *Transport) NewClientConn(c net.Conn) (*ClientConn, error) {
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return t.newClientConn(c, false)
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return t.newClientConn(c, t.disableKeepAlives())
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}
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func (t *Transport) newClientConn(c net.Conn, singleUse bool) (*ClientConn, error) {
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@ -667,6 +698,7 @@ func (t *Transport) newClientConn(c net.Conn, singleUse bool) (*ClientConn, erro
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cc.inflow.add(transportDefaultConnFlow + initialWindowSize)
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cc.bw.Flush()
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if cc.werr != nil {
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cc.Close()
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return nil, cc.werr
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}
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@ -674,6 +706,20 @@ func (t *Transport) newClientConn(c net.Conn, singleUse bool) (*ClientConn, erro
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return cc, nil
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}
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func (cc *ClientConn) healthCheck() {
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pingTimeout := cc.t.pingTimeout()
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// We don't need to periodically ping in the health check, because the readLoop of ClientConn will
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// trigger the healthCheck again if there is no frame received.
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ctx, cancel := context.WithTimeout(context.Background(), pingTimeout)
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defer cancel()
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err := cc.Ping(ctx)
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if err != nil {
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cc.closeForLostPing()
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cc.t.connPool().MarkDead(cc)
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return
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}
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}
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func (cc *ClientConn) setGoAway(f *GoAwayFrame) {
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cc.mu.Lock()
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defer cc.mu.Unlock()
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@ -736,7 +782,8 @@ func (cc *ClientConn) idleStateLocked() (st clientConnIdleState) {
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}
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st.canTakeNewRequest = cc.goAway == nil && !cc.closed && !cc.closing && maxConcurrentOkay &&
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int64(cc.nextStreamID)+2*int64(cc.pendingRequests) < math.MaxInt32
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int64(cc.nextStreamID)+2*int64(cc.pendingRequests) < math.MaxInt32 &&
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!cc.tooIdleLocked()
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st.freshConn = cc.nextStreamID == 1 && st.canTakeNewRequest
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return
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}
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@ -746,6 +793,16 @@ func (cc *ClientConn) canTakeNewRequestLocked() bool {
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return st.canTakeNewRequest
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}
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// tooIdleLocked reports whether this connection has been been sitting idle
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// for too much wall time.
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func (cc *ClientConn) tooIdleLocked() bool {
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// The Round(0) strips the monontonic clock reading so the
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// times are compared based on their wall time. We don't want
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// to reuse a connection that's been sitting idle during
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// VM/laptop suspend if monotonic time was also frozen.
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return cc.idleTimeout != 0 && !cc.lastIdle.IsZero() && time.Since(cc.lastIdle.Round(0)) > cc.idleTimeout
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}
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// onIdleTimeout is called from a time.AfterFunc goroutine. It will
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// only be called when we're idle, but because we're coming from a new
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// goroutine, there could be a new request coming in at the same time,
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@ -834,14 +891,12 @@ func (cc *ClientConn) sendGoAway() error {
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return nil
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}
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// Close closes the client connection immediately.
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//
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// In-flight requests are interrupted. For a graceful shutdown, use Shutdown instead.
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func (cc *ClientConn) Close() error {
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// closes the client connection immediately. In-flight requests are interrupted.
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// err is sent to streams.
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func (cc *ClientConn) closeForError(err error) error {
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cc.mu.Lock()
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defer cc.cond.Broadcast()
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defer cc.mu.Unlock()
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err := errors.New("http2: client connection force closed via ClientConn.Close")
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for id, cs := range cc.streams {
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select {
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case cs.resc <- resAndError{err: err}:
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@ -854,6 +909,20 @@ func (cc *ClientConn) Close() error {
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return cc.tconn.Close()
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}
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// Close closes the client connection immediately.
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//
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// In-flight requests are interrupted. For a graceful shutdown, use Shutdown instead.
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func (cc *ClientConn) Close() error {
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err := errors.New("http2: client connection force closed via ClientConn.Close")
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return cc.closeForError(err)
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}
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// closes the client connection immediately. In-flight requests are interrupted.
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func (cc *ClientConn) closeForLostPing() error {
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err := errors.New("http2: client connection lost")
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return cc.closeForError(err)
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}
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const maxAllocFrameSize = 512 << 10
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// frameBuffer returns a scratch buffer suitable for writing DATA frames.
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@ -904,7 +973,7 @@ func commaSeparatedTrailers(req *http.Request) (string, error) {
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k = http.CanonicalHeaderKey(k)
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switch k {
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case "Transfer-Encoding", "Trailer", "Content-Length":
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return "", &badStringError{"invalid Trailer key", k}
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return "", fmt.Errorf("invalid Trailer key %q", k)
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}
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keys = append(keys, k)
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}
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@ -1021,6 +1090,15 @@ func (cc *ClientConn) roundTrip(req *http.Request) (res *http.Response, gotErrAf
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bodyWriter := cc.t.getBodyWriterState(cs, body)
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cs.on100 = bodyWriter.on100
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defer func() {
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cc.wmu.Lock()
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werr := cc.werr
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cc.wmu.Unlock()
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if werr != nil {
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cc.Close()
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}
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}()
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cc.wmu.Lock()
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endStream := !hasBody && !hasTrailers
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werr := cc.writeHeaders(cs.ID, endStream, int(cc.maxFrameSize), hdrs)
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@ -1070,6 +1148,9 @@ func (cc *ClientConn) roundTrip(req *http.Request) (res *http.Response, gotErrAf
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// we can keep it.
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bodyWriter.cancel()
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cs.abortRequestBodyWrite(errStopReqBodyWrite)
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if hasBody && !bodyWritten {
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<-bodyWriter.resc
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}
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}
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if re.err != nil {
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cc.forgetStreamID(cs.ID)
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@ -1090,6 +1171,7 @@ func (cc *ClientConn) roundTrip(req *http.Request) (res *http.Response, gotErrAf
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} else {
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bodyWriter.cancel()
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cs.abortRequestBodyWrite(errStopReqBodyWriteAndCancel)
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<-bodyWriter.resc
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}
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cc.forgetStreamID(cs.ID)
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return nil, cs.getStartedWrite(), errTimeout
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@ -1099,6 +1181,7 @@ func (cc *ClientConn) roundTrip(req *http.Request) (res *http.Response, gotErrAf
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} else {
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bodyWriter.cancel()
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cs.abortRequestBodyWrite(errStopReqBodyWriteAndCancel)
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<-bodyWriter.resc
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}
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cc.forgetStreamID(cs.ID)
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return nil, cs.getStartedWrite(), ctx.Err()
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@ -1108,6 +1191,7 @@ func (cc *ClientConn) roundTrip(req *http.Request) (res *http.Response, gotErrAf
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} else {
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bodyWriter.cancel()
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cs.abortRequestBodyWrite(errStopReqBodyWriteAndCancel)
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<-bodyWriter.resc
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}
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cc.forgetStreamID(cs.ID)
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return nil, cs.getStartedWrite(), errRequestCanceled
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@ -1117,6 +1201,7 @@ func (cc *ClientConn) roundTrip(req *http.Request) (res *http.Response, gotErrAf
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// forgetStreamID.
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return nil, cs.getStartedWrite(), cs.resetErr
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case err := <-bodyWriter.resc:
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bodyWritten = true
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// Prefer the read loop's response, if available. Issue 16102.
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select {
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case re := <-readLoopResCh:
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@ -1127,7 +1212,6 @@ func (cc *ClientConn) roundTrip(req *http.Request) (res *http.Response, gotErrAf
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cc.forgetStreamID(cs.ID)
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return nil, cs.getStartedWrite(), err
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}
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bodyWritten = true
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if d := cc.responseHeaderTimeout(); d != 0 {
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timer := time.NewTimer(d)
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defer timer.Stop()
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@ -1150,6 +1234,7 @@ func (cc *ClientConn) awaitOpenSlotForRequest(req *http.Request) error {
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}
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return errClientConnUnusable
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}
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cc.lastIdle = time.Time{}
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if int64(len(cc.streams))+1 <= int64(cc.maxConcurrentStreams) {
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if waitingForConn != nil {
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close(waitingForConn)
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@ -1216,6 +1301,8 @@ var (
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// abort request body write, but send stream reset of cancel.
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errStopReqBodyWriteAndCancel = errors.New("http2: canceling request")
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errReqBodyTooLong = errors.New("http2: request body larger than specified content length")
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)
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func (cs *clientStream) writeRequestBody(body io.Reader, bodyCloser io.Closer) (err error) {
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@ -1238,10 +1325,32 @@ func (cs *clientStream) writeRequestBody(body io.Reader, bodyCloser io.Closer) (
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req := cs.req
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hasTrailers := req.Trailer != nil
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remainLen := actualContentLength(req)
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hasContentLen := remainLen != -1
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var sawEOF bool
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for !sawEOF {
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n, err := body.Read(buf)
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n, err := body.Read(buf[:len(buf)-1])
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if hasContentLen {
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remainLen -= int64(n)
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if remainLen == 0 && err == nil {
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// The request body's Content-Length was predeclared and
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// we just finished reading it all, but the underlying io.Reader
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// returned the final chunk with a nil error (which is one of
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// the two valid things a Reader can do at EOF). Because we'd prefer
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// to send the END_STREAM bit early, double-check that we're actually
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// at EOF. Subsequent reads should return (0, EOF) at this point.
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// If either value is different, we return an error in one of two ways below.
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var n1 int
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n1, err = body.Read(buf[n:])
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remainLen -= int64(n1)
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}
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if remainLen < 0 {
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err = errReqBodyTooLong
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cc.writeStreamReset(cs.ID, ErrCodeCancel, err)
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return err
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}
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}
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if err == io.EOF {
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sawEOF = true
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err = nil
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@ -1357,13 +1466,6 @@ func (cs *clientStream) awaitFlowControl(maxBytes int) (taken int32, err error)
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}
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}
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type badStringError struct {
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what string
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str string
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}
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func (e *badStringError) Error() string { return fmt.Sprintf("%s %q", e.what, e.str) }
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// requires cc.mu be held.
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func (cc *ClientConn) encodeHeaders(req *http.Request, addGzipHeader bool, trailers string, contentLength int64) ([]byte, error) {
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cc.hbuf.Reset()
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@ -1454,7 +1556,29 @@ func (cc *ClientConn) encodeHeaders(req *http.Request, addGzipHeader bool, trail
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if vv[0] == "" {
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continue
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}
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|
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} else if strings.EqualFold(k, "cookie") {
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// Per 8.1.2.5 To allow for better compression efficiency, the
|
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// Cookie header field MAY be split into separate header fields,
|
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// each with one or more cookie-pairs.
|
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for _, v := range vv {
|
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for {
|
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p := strings.IndexByte(v, ';')
|
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if p < 0 {
|
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break
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}
|
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f("cookie", v[:p])
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p++
|
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// strip space after semicolon if any.
|
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for p+1 <= len(v) && v[p] == ' ' {
|
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p++
|
||||
}
|
||||
v = v[p:]
|
||||
}
|
||||
if len(v) > 0 {
|
||||
f("cookie", v)
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}
|
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}
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continue
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}
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|
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for _, v := range vv {
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||||
|
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@ -1557,6 +1681,7 @@ func (cc *ClientConn) writeHeader(name, value string) {
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}
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|
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type resAndError struct {
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_ incomparable
|
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res *http.Response
|
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err error
|
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}
|
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|
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@ -1592,6 +1717,7 @@ func (cc *ClientConn) streamByID(id uint32, andRemove bool) *clientStream {
|
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delete(cc.streams, id)
|
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if len(cc.streams) == 0 && cc.idleTimer != nil {
|
||||
cc.idleTimer.Reset(cc.idleTimeout)
|
||||
cc.lastIdle = time.Now()
|
||||
}
|
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close(cs.done)
|
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// Wake up checkResetOrDone via clientStream.awaitFlowControl and
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|
@ -1603,6 +1729,7 @@ func (cc *ClientConn) streamByID(id uint32, andRemove bool) *clientStream {
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|
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// clientConnReadLoop is the state owned by the clientConn's frame-reading readLoop.
|
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type clientConnReadLoop struct {
|
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_ incomparable
|
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cc *ClientConn
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closeWhenIdle bool
|
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}
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|
|
@ -1682,8 +1809,17 @@ func (rl *clientConnReadLoop) run() error {
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rl.closeWhenIdle = cc.t.disableKeepAlives() || cc.singleUse
|
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gotReply := false // ever saw a HEADERS reply
|
||||
gotSettings := false
|
||||
readIdleTimeout := cc.t.ReadIdleTimeout
|
||||
var t *time.Timer
|
||||
if readIdleTimeout != 0 {
|
||||
t = time.AfterFunc(readIdleTimeout, cc.healthCheck)
|
||||
defer t.Stop()
|
||||
}
|
||||
for {
|
||||
f, err := cc.fr.ReadFrame()
|
||||
if t != nil {
|
||||
t.Reset(readIdleTimeout)
|
||||
}
|
||||
if err != nil {
|
||||
cc.vlogf("http2: Transport readFrame error on conn %p: (%T) %v", cc, err, err)
|
||||
}
|
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@ -1832,7 +1968,9 @@ func (rl *clientConnReadLoop) handleResponse(cs *clientStream, f *MetaHeadersFra
|
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return nil, errors.New("malformed response from server: malformed non-numeric status pseudo header")
|
||||
}
|
||||
|
||||
header := make(http.Header)
|
||||
regularFields := f.RegularFields()
|
||||
strs := make([]string, len(regularFields))
|
||||
header := make(http.Header, len(regularFields))
|
||||
res := &http.Response{
|
||||
Proto: "HTTP/2.0",
|
||||
ProtoMajor: 2,
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||||
|
|
@ -1840,7 +1978,7 @@ func (rl *clientConnReadLoop) handleResponse(cs *clientStream, f *MetaHeadersFra
|
|||
StatusCode: statusCode,
|
||||
Status: status + " " + http.StatusText(statusCode),
|
||||
}
|
||||
for _, hf := range f.RegularFields() {
|
||||
for _, hf := range regularFields {
|
||||
key := http.CanonicalHeaderKey(hf.Name)
|
||||
if key == "Trailer" {
|
||||
t := res.Trailer
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||||
|
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@ -1852,7 +1990,18 @@ func (rl *clientConnReadLoop) handleResponse(cs *clientStream, f *MetaHeadersFra
|
|||
t[http.CanonicalHeaderKey(v)] = nil
|
||||
})
|
||||
} else {
|
||||
header[key] = append(header[key], hf.Value)
|
||||
vv := header[key]
|
||||
if vv == nil && len(strs) > 0 {
|
||||
// More than likely this will be a single-element key.
|
||||
// Most headers aren't multi-valued.
|
||||
// Set the capacity on strs[0] to 1, so any future append
|
||||
// won't extend the slice into the other strings.
|
||||
vv, strs = strs[:1:1], strs[1:]
|
||||
vv[0] = hf.Value
|
||||
header[key] = vv
|
||||
} else {
|
||||
header[key] = append(vv, hf.Value)
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
|
|
@ -1882,8 +2031,8 @@ func (rl *clientConnReadLoop) handleResponse(cs *clientStream, f *MetaHeadersFra
|
|||
if !streamEnded || isHead {
|
||||
res.ContentLength = -1
|
||||
if clens := res.Header["Content-Length"]; len(clens) == 1 {
|
||||
if clen64, err := strconv.ParseInt(clens[0], 10, 64); err == nil {
|
||||
res.ContentLength = clen64
|
||||
if cl, err := strconv.ParseUint(clens[0], 10, 63); err == nil {
|
||||
res.ContentLength = int64(cl)
|
||||
} else {
|
||||
// TODO: care? unlike http/1, it won't mess up our framing, so it's
|
||||
// more safe smuggling-wise to ignore.
|
||||
|
|
@ -2138,8 +2287,6 @@ func (rl *clientConnReadLoop) processData(f *DataFrame) error {
|
|||
return nil
|
||||
}
|
||||
|
||||
var errInvalidTrailers = errors.New("http2: invalid trailers")
|
||||
|
||||
func (rl *clientConnReadLoop) endStream(cs *clientStream) {
|
||||
// TODO: check that any declared content-length matches, like
|
||||
// server.go's (*stream).endStream method.
|
||||
|
|
@ -2370,7 +2517,6 @@ func (cc *ClientConn) writeStreamReset(streamID uint32, code ErrCode, err error)
|
|||
var (
|
||||
errResponseHeaderListSize = errors.New("http2: response header list larger than advertised limit")
|
||||
errRequestHeaderListSize = errors.New("http2: request header list larger than peer's advertised limit")
|
||||
errPseudoTrailers = errors.New("http2: invalid pseudo header in trailers")
|
||||
)
|
||||
|
||||
func (cc *ClientConn) logf(format string, args ...interface{}) {
|
||||
|
|
@ -2404,11 +2550,13 @@ func strSliceContains(ss []string, s string) bool {
|
|||
|
||||
type erringRoundTripper struct{ err error }
|
||||
|
||||
func (rt erringRoundTripper) RoundTripErr() error { return rt.err }
|
||||
func (rt erringRoundTripper) RoundTrip(*http.Request) (*http.Response, error) { return nil, rt.err }
|
||||
|
||||
// gzipReader wraps a response body so it can lazily
|
||||
// call gzip.NewReader on the first call to Read
|
||||
type gzipReader struct {
|
||||
_ incomparable
|
||||
body io.ReadCloser // underlying Response.Body
|
||||
zr *gzip.Reader // lazily-initialized gzip reader
|
||||
zerr error // sticky error
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue