vendor: bump k8s dependencies to v0.29.2

Signed-off-by: CrazyMax <1951866+crazy-max@users.noreply.github.com>
This commit is contained in:
CrazyMax
2024-02-24 16:41:41 +01:00
parent ae0a5e495a
commit 303e509bbf
761 changed files with 66147 additions and 29461 deletions

View File

@ -18,17 +18,10 @@ package remotecommand
import (
"context"
"fmt"
"io"
"net/http"
"net/url"
"k8s.io/klog/v2"
"k8s.io/apimachinery/pkg/util/httpstream"
"k8s.io/apimachinery/pkg/util/remotecommand"
restclient "k8s.io/client-go/rest"
"k8s.io/client-go/transport/spdy"
)
// StreamOptions holds information pertaining to the current streaming session:
@ -63,120 +56,3 @@ type streamCreator interface {
type streamProtocolHandler interface {
stream(conn streamCreator) error
}
// streamExecutor handles transporting standard shell streams over an httpstream connection.
type streamExecutor struct {
upgrader spdy.Upgrader
transport http.RoundTripper
method string
url *url.URL
protocols []string
}
// NewSPDYExecutor connects to the provided server and upgrades the connection to
// multiplexed bidirectional streams.
func NewSPDYExecutor(config *restclient.Config, method string, url *url.URL) (Executor, error) {
wrapper, upgradeRoundTripper, err := spdy.RoundTripperFor(config)
if err != nil {
return nil, err
}
return NewSPDYExecutorForTransports(wrapper, upgradeRoundTripper, method, url)
}
// NewSPDYExecutorForTransports connects to the provided server using the given transport,
// upgrades the response using the given upgrader to multiplexed bidirectional streams.
func NewSPDYExecutorForTransports(transport http.RoundTripper, upgrader spdy.Upgrader, method string, url *url.URL) (Executor, error) {
return NewSPDYExecutorForProtocols(
transport, upgrader, method, url,
remotecommand.StreamProtocolV4Name,
remotecommand.StreamProtocolV3Name,
remotecommand.StreamProtocolV2Name,
remotecommand.StreamProtocolV1Name,
)
}
// NewSPDYExecutorForProtocols connects to the provided server and upgrades the connection to
// multiplexed bidirectional streams using only the provided protocols. Exposed for testing, most
// callers should use NewSPDYExecutor or NewSPDYExecutorForTransports.
func NewSPDYExecutorForProtocols(transport http.RoundTripper, upgrader spdy.Upgrader, method string, url *url.URL, protocols ...string) (Executor, error) {
return &streamExecutor{
upgrader: upgrader,
transport: transport,
method: method,
url: url,
protocols: protocols,
}, nil
}
// Stream opens a protocol streamer to the server and streams until a client closes
// the connection or the server disconnects.
func (e *streamExecutor) Stream(options StreamOptions) error {
return e.StreamWithContext(context.Background(), options)
}
// newConnectionAndStream creates a new SPDY connection and a stream protocol handler upon it.
func (e *streamExecutor) newConnectionAndStream(ctx context.Context, options StreamOptions) (httpstream.Connection, streamProtocolHandler, error) {
req, err := http.NewRequestWithContext(ctx, e.method, e.url.String(), nil)
if err != nil {
return nil, nil, fmt.Errorf("error creating request: %v", err)
}
conn, protocol, err := spdy.Negotiate(
e.upgrader,
&http.Client{Transport: e.transport},
req,
e.protocols...,
)
if err != nil {
return nil, nil, err
}
var streamer streamProtocolHandler
switch protocol {
case remotecommand.StreamProtocolV4Name:
streamer = newStreamProtocolV4(options)
case remotecommand.StreamProtocolV3Name:
streamer = newStreamProtocolV3(options)
case remotecommand.StreamProtocolV2Name:
streamer = newStreamProtocolV2(options)
case "":
klog.V(4).Infof("The server did not negotiate a streaming protocol version. Falling back to %s", remotecommand.StreamProtocolV1Name)
fallthrough
case remotecommand.StreamProtocolV1Name:
streamer = newStreamProtocolV1(options)
}
return conn, streamer, nil
}
// StreamWithContext opens a protocol streamer to the server and streams until a client closes
// the connection or the server disconnects or the context is done.
func (e *streamExecutor) StreamWithContext(ctx context.Context, options StreamOptions) error {
conn, streamer, err := e.newConnectionAndStream(ctx, options)
if err != nil {
return err
}
defer conn.Close()
panicChan := make(chan any, 1)
errorChan := make(chan error, 1)
go func() {
defer func() {
if p := recover(); p != nil {
panicChan <- p
}
}()
errorChan <- streamer.stream(conn)
}()
select {
case p := <-panicChan:
panic(p)
case err := <-errorChan:
return err
case <-ctx.Done():
return ctx.Err()
}
}