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Merge pull request #33810 from feiskyer/portforward

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Automatic merge from submit-queue

Fake docker portfoward for in-process docker CRI integration

This is necessary to pass e2e tests for in-process docker CRI integration.

This is part of #31459.

cc/ @Random-Liu @kubernetes/sig-node
This commit is contained in:
Kubernetes Submit Queue 2016-09-30 00:52:34 -07:00 committed by GitHub
commit e05d568b40
3 changed files with 15 additions and 2 deletions
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2
pkg/kubelet/dockershim/legacy.go
View File

@ -40,7 +40,7 @@ func (ds *dockerService) GetContainerLogs(pod *api.Pod, containerID kubecontaine
} }
func (ds *dockerService) PortForward(pod *kubecontainer.Pod, port uint16, stream io.ReadWriteCloser) error { func (ds *dockerService) PortForward(pod *kubecontainer.Pod, port uint16, stream io.ReadWriteCloser) error {
return fmt.Errorf("not implemented") return dockertools.PortForward(ds.client, pod, port, stream)
} }
func (ds *dockerService) ExecInContainer(containerID kubecontainer.ContainerID, cmd []string, stdin io.Reader, stdout, stderr io.WriteCloser, tty bool, resize <-chan term.Size) error { func (ds *dockerService) ExecInContainer(containerID kubecontainer.ContainerID, cmd []string, stdin io.Reader, stdout, stderr io.WriteCloser, tty bool, resize <-chan term.Size) error {

7
pkg/kubelet/dockertools/docker_manager.go
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@ -1273,11 +1273,16 @@ func noPodInfraContainerError(podName, podNamespace string) error {
// - should we support nsenter + socat on the host? (current impl) // - should we support nsenter + socat on the host? (current impl)
// - should we support nsenter + socat in a container, running with elevated privs and --pid=host? // - should we support nsenter + socat in a container, running with elevated privs and --pid=host?
func (dm *DockerManager) PortForward(pod *kubecontainer.Pod, port uint16, stream io.ReadWriteCloser) error { func (dm *DockerManager) PortForward(pod *kubecontainer.Pod, port uint16, stream io.ReadWriteCloser) error {
return PortForward(dm.client, pod, port, stream)
}
// Temporarily export this function to share with dockershim.
func PortForward(client DockerInterface, pod *kubecontainer.Pod, port uint16, stream io.ReadWriteCloser) error {
podInfraContainer := pod.FindContainerByName(PodInfraContainerName) podInfraContainer := pod.FindContainerByName(PodInfraContainerName)
if podInfraContainer == nil { if podInfraContainer == nil {
return noPodInfraContainerError(pod.Name, pod.Namespace) return noPodInfraContainerError(pod.Name, pod.Namespace)
} }
container, err := dm.client.InspectContainer(podInfraContainer.ID.ID) container, err := client.InspectContainer(podInfraContainer.ID.ID)
if err != nil { if err != nil {
return err return err
} }

8
pkg/kubelet/kuberuntime/kuberuntime_manager.go
View File

@ -32,6 +32,7 @@ import (
internalApi "k8s.io/kubernetes/pkg/kubelet/api" internalApi "k8s.io/kubernetes/pkg/kubelet/api"
runtimeApi "k8s.io/kubernetes/pkg/kubelet/api/v1alpha1/runtime" runtimeApi "k8s.io/kubernetes/pkg/kubelet/api/v1alpha1/runtime"
kubecontainer "k8s.io/kubernetes/pkg/kubelet/container" kubecontainer "k8s.io/kubernetes/pkg/kubelet/container"
"k8s.io/kubernetes/pkg/kubelet/dockershim"
"k8s.io/kubernetes/pkg/kubelet/events" "k8s.io/kubernetes/pkg/kubelet/events"
"k8s.io/kubernetes/pkg/kubelet/images" "k8s.io/kubernetes/pkg/kubelet/images"
"k8s.io/kubernetes/pkg/kubelet/lifecycle" "k8s.io/kubernetes/pkg/kubelet/lifecycle"
@ -851,5 +852,12 @@ func (m *kubeGenericRuntimeManager) GetPodContainerID(pod *kubecontainer.Pod) (k
// Forward the specified port from the specified pod to the stream. // Forward the specified port from the specified pod to the stream.
func (m *kubeGenericRuntimeManager) PortForward(pod *kubecontainer.Pod, port uint16, stream io.ReadWriteCloser) error { func (m *kubeGenericRuntimeManager) PortForward(pod *kubecontainer.Pod, port uint16, stream io.ReadWriteCloser) error {
// Use docker portforward directly for in-process docker integration
// now to unblock other tests.
// TODO: remove this hack after portforward is defined in CRI.
if ds, ok := m.runtimeService.(dockershim.DockerLegacyService); ok {
return ds.PortForward(pod, port, stream)
}
return fmt.Errorf("not implemented") return fmt.Errorf("not implemented")
} }