591 lines
22 KiB
Go
591 lines
22 KiB
Go
/*
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Copyright The containerd Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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/*
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Copyright 2016 The Kubernetes Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package remote
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import (
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"context"
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"errors"
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"fmt"
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"strings"
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"time"
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"google.golang.org/grpc"
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"k8s.io/klog/v2"
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internalapi "github.com/containerd/containerd/integration/cri-api/pkg/apis"
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"k8s.io/component-base/logs/logreduction"
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runtimeapi "k8s.io/cri-api/pkg/apis/runtime/v1"
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utilexec "k8s.io/utils/exec"
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"github.com/containerd/containerd/integration/remote/util"
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)
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// RuntimeService is a gRPC implementation of internalapi.RuntimeService.
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type RuntimeService struct {
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timeout time.Duration
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runtimeClient runtimeapi.RuntimeServiceClient
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// Cache last per-container error message to reduce log spam
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logReduction *logreduction.LogReduction
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}
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const (
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// How frequently to report identical errors
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identicalErrorDelay = 1 * time.Minute
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)
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// NewRuntimeService creates a new internalapi.RuntimeService.
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func NewRuntimeService(endpoint string, connectionTimeout time.Duration) (internalapi.RuntimeService, error) {
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klog.V(3).Infof("Connecting to runtime service %s", endpoint)
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addr, dialer, err := util.GetAddressAndDialer(endpoint)
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if err != nil {
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return nil, err
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}
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ctx, cancel := context.WithTimeout(context.Background(), connectionTimeout)
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defer cancel()
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conn, err := grpc.DialContext(ctx, addr, grpc.WithInsecure(), grpc.WithContextDialer(dialer), grpc.WithDefaultCallOptions(grpc.MaxCallRecvMsgSize(maxMsgSize)))
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if err != nil {
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klog.Errorf("Connect remote runtime %s failed: %v", addr, err)
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return nil, err
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}
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return &RuntimeService{
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timeout: connectionTimeout,
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runtimeClient: runtimeapi.NewRuntimeServiceClient(conn),
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logReduction: logreduction.NewLogReduction(identicalErrorDelay),
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}, nil
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}
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// Version returns the runtime name, runtime version and runtime API version.
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func (r *RuntimeService) Version(apiVersion string, opts ...grpc.CallOption) (*runtimeapi.VersionResponse, error) {
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klog.V(10).Infof("[RuntimeService] Version (apiVersion=%v, timeout=%v)", apiVersion, r.timeout)
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ctx, cancel := getContextWithTimeout(r.timeout)
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defer cancel()
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typedVersion, err := r.runtimeClient.Version(ctx, &runtimeapi.VersionRequest{
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Version: apiVersion,
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}, opts...)
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if err != nil {
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klog.Errorf("Version from runtime service failed: %v", err)
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return nil, err
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}
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klog.V(10).Infof("[RuntimeService] Version Response (typedVersion=%v)", typedVersion)
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if typedVersion.Version == "" || typedVersion.RuntimeName == "" || typedVersion.RuntimeApiVersion == "" || typedVersion.RuntimeVersion == "" {
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return nil, fmt.Errorf("not all fields are set in VersionResponse (%q)", *typedVersion)
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}
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return typedVersion, err
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}
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// RunPodSandbox creates and starts a pod-level sandbox. Runtimes should ensure
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// the sandbox is in ready state.
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func (r *RuntimeService) RunPodSandbox(config *runtimeapi.PodSandboxConfig, runtimeHandler string, opts ...grpc.CallOption) (string, error) {
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// Use 2 times longer timeout for sandbox operation (4 mins by default)
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// TODO: Make the pod sandbox timeout configurable.
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timeout := r.timeout * 2
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klog.V(10).Infof("[RuntimeService] RunPodSandbox (config=%v, runtimeHandler=%v, timeout=%v)", config, runtimeHandler, timeout)
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ctx, cancel := getContextWithTimeout(timeout)
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defer cancel()
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resp, err := r.runtimeClient.RunPodSandbox(ctx, &runtimeapi.RunPodSandboxRequest{
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Config: config,
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RuntimeHandler: runtimeHandler,
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}, opts...)
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if err != nil {
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klog.Errorf("RunPodSandbox from runtime service failed: %v", err)
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return "", err
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}
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if resp.PodSandboxId == "" {
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errorMessage := fmt.Sprintf("PodSandboxId is not set for sandbox %q", config.GetMetadata())
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klog.Errorf("RunPodSandbox failed: %s", errorMessage)
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return "", errors.New(errorMessage)
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}
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klog.V(10).Infof("[RuntimeService] RunPodSandbox Response (PodSandboxId=%v)", resp.PodSandboxId)
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return resp.PodSandboxId, nil
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}
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// StopPodSandbox stops the sandbox. If there are any running containers in the
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// sandbox, they should be forced to termination.
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func (r *RuntimeService) StopPodSandbox(podSandBoxID string, opts ...grpc.CallOption) error {
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klog.V(10).Infof("[RuntimeService] StopPodSandbox (podSandboxID=%v, timeout=%v)", podSandBoxID, r.timeout)
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ctx, cancel := getContextWithTimeout(r.timeout)
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defer cancel()
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_, err := r.runtimeClient.StopPodSandbox(ctx, &runtimeapi.StopPodSandboxRequest{
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PodSandboxId: podSandBoxID,
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}, opts...)
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if err != nil {
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klog.Errorf("StopPodSandbox %q from runtime service failed: %v", podSandBoxID, err)
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return err
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}
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klog.V(10).Infof("[RuntimeService] StopPodSandbox Response (podSandboxID=%v)", podSandBoxID)
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return nil
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}
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// RemovePodSandbox removes the sandbox. If there are any containers in the
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// sandbox, they should be forcibly removed.
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func (r *RuntimeService) RemovePodSandbox(podSandBoxID string, opts ...grpc.CallOption) error {
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klog.V(10).Infof("[RuntimeService] RemovePodSandbox (podSandboxID=%v, timeout=%v)", podSandBoxID, r.timeout)
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ctx, cancel := getContextWithTimeout(r.timeout)
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defer cancel()
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_, err := r.runtimeClient.RemovePodSandbox(ctx, &runtimeapi.RemovePodSandboxRequest{
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PodSandboxId: podSandBoxID,
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}, opts...)
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if err != nil {
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klog.Errorf("RemovePodSandbox %q from runtime service failed: %v", podSandBoxID, err)
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return err
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}
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klog.V(10).Infof("[RuntimeService] RemovePodSandbox Response (podSandboxID=%v)", podSandBoxID)
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return nil
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}
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// PodSandboxStatus returns the status of the PodSandbox.
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func (r *RuntimeService) PodSandboxStatus(podSandBoxID string, opts ...grpc.CallOption) (*runtimeapi.PodSandboxStatus, error) {
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klog.V(10).Infof("[RuntimeService] PodSandboxStatus (podSandboxID=%v, timeout=%v)", podSandBoxID, r.timeout)
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ctx, cancel := getContextWithTimeout(r.timeout)
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defer cancel()
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resp, err := r.runtimeClient.PodSandboxStatus(ctx, &runtimeapi.PodSandboxStatusRequest{
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PodSandboxId: podSandBoxID,
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}, opts...)
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if err != nil {
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return nil, err
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}
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klog.V(10).Infof("[RuntimeService] PodSandboxStatus Response (podSandboxID=%v, status=%v)", podSandBoxID, resp.Status)
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if resp.Status != nil {
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if err := verifySandboxStatus(resp.Status); err != nil {
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return nil, err
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}
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}
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return resp.Status, nil
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}
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// ListPodSandbox returns a list of PodSandboxes.
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func (r *RuntimeService) ListPodSandbox(filter *runtimeapi.PodSandboxFilter, opts ...grpc.CallOption) ([]*runtimeapi.PodSandbox, error) {
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klog.V(10).Infof("[RuntimeService] ListPodSandbox (filter=%v, timeout=%v)", filter, r.timeout)
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ctx, cancel := getContextWithTimeout(r.timeout)
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defer cancel()
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resp, err := r.runtimeClient.ListPodSandbox(ctx, &runtimeapi.ListPodSandboxRequest{
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Filter: filter,
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}, opts...)
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if err != nil {
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klog.Errorf("ListPodSandbox with filter %+v from runtime service failed: %v", filter, err)
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return nil, err
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}
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klog.V(10).Infof("[RuntimeService] ListPodSandbox Response (filter=%v, items=%v)", filter, resp.Items)
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return resp.Items, nil
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}
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// CreateContainer creates a new container in the specified PodSandbox.
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func (r *RuntimeService) CreateContainer(podSandBoxID string, config *runtimeapi.ContainerConfig, sandboxConfig *runtimeapi.PodSandboxConfig, opts ...grpc.CallOption) (string, error) {
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klog.V(10).Infof("[RuntimeService] CreateContainer (podSandBoxID=%v, timeout=%v)", podSandBoxID, r.timeout)
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ctx, cancel := getContextWithTimeout(r.timeout)
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defer cancel()
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resp, err := r.runtimeClient.CreateContainer(ctx, &runtimeapi.CreateContainerRequest{
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PodSandboxId: podSandBoxID,
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Config: config,
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SandboxConfig: sandboxConfig,
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}, opts...)
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if err != nil {
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klog.Errorf("CreateContainer in sandbox %q from runtime service failed: %v", podSandBoxID, err)
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return "", err
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}
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klog.V(10).Infof("[RuntimeService] CreateContainer (podSandBoxID=%v, ContainerId=%v)", podSandBoxID, resp.ContainerId)
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if resp.ContainerId == "" {
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errorMessage := fmt.Sprintf("ContainerId is not set for container %q", config.GetMetadata())
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klog.Errorf("CreateContainer failed: %s", errorMessage)
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return "", errors.New(errorMessage)
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}
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return resp.ContainerId, nil
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}
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// StartContainer starts the container.
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func (r *RuntimeService) StartContainer(containerID string, opts ...grpc.CallOption) error {
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klog.V(10).Infof("[RuntimeService] StartContainer (containerID=%v, timeout=%v)", containerID, r.timeout)
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ctx, cancel := getContextWithTimeout(r.timeout)
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defer cancel()
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_, err := r.runtimeClient.StartContainer(ctx, &runtimeapi.StartContainerRequest{
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ContainerId: containerID,
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}, opts...)
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if err != nil {
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klog.Errorf("StartContainer %q from runtime service failed: %v", containerID, err)
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return err
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}
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klog.V(10).Infof("[RuntimeService] StartContainer Response (containerID=%v)", containerID)
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return nil
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}
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// StopContainer stops a running container with a grace period (i.e., timeout).
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func (r *RuntimeService) StopContainer(containerID string, timeout int64, opts ...grpc.CallOption) error {
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klog.V(10).Infof("[RuntimeService] StopContainer (containerID=%v, timeout=%v)", containerID, timeout)
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// Use timeout + default timeout (2 minutes) as timeout to leave extra time
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// for SIGKILL container and request latency.
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t := r.timeout + time.Duration(timeout)*time.Second
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ctx, cancel := getContextWithTimeout(t)
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defer cancel()
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r.logReduction.ClearID(containerID)
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_, err := r.runtimeClient.StopContainer(ctx, &runtimeapi.StopContainerRequest{
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ContainerId: containerID,
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Timeout: timeout,
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}, opts...)
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if err != nil {
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klog.Errorf("StopContainer %q from runtime service failed: %v", containerID, err)
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return err
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}
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klog.V(10).Infof("[RuntimeService] StopContainer Response (containerID=%v)", containerID)
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return nil
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}
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// RemoveContainer removes the container. If the container is running, the container
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// should be forced to removal.
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func (r *RuntimeService) RemoveContainer(containerID string, opts ...grpc.CallOption) error {
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klog.V(10).Infof("[RuntimeService] RemoveContainer (containerID=%v, timeout=%v)", containerID, r.timeout)
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ctx, cancel := getContextWithTimeout(r.timeout)
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defer cancel()
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r.logReduction.ClearID(containerID)
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_, err := r.runtimeClient.RemoveContainer(ctx, &runtimeapi.RemoveContainerRequest{
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ContainerId: containerID,
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}, opts...)
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if err != nil {
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klog.Errorf("RemoveContainer %q from runtime service failed: %v", containerID, err)
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return err
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}
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klog.V(10).Infof("[RuntimeService] RemoveContainer Response (containerID=%v)", containerID)
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return nil
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}
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// ListContainers lists containers by filters.
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func (r *RuntimeService) ListContainers(filter *runtimeapi.ContainerFilter, opts ...grpc.CallOption) ([]*runtimeapi.Container, error) {
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klog.V(10).Infof("[RuntimeService] ListContainers (filter=%v, timeout=%v)", filter, r.timeout)
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ctx, cancel := getContextWithTimeout(r.timeout)
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defer cancel()
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resp, err := r.runtimeClient.ListContainers(ctx, &runtimeapi.ListContainersRequest{
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Filter: filter,
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}, opts...)
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if err != nil {
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klog.Errorf("ListContainers with filter %+v from runtime service failed: %v", filter, err)
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return nil, err
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}
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klog.V(10).Infof("[RuntimeService] ListContainers Response (filter=%v, containers=%v)", filter, resp.Containers)
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return resp.Containers, nil
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}
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// ContainerStatus returns the container status.
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func (r *RuntimeService) ContainerStatus(containerID string, opts ...grpc.CallOption) (*runtimeapi.ContainerStatus, error) {
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klog.V(10).Infof("[RuntimeService] ContainerStatus (containerID=%v, timeout=%v)", containerID, r.timeout)
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ctx, cancel := getContextWithTimeout(r.timeout)
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defer cancel()
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resp, err := r.runtimeClient.ContainerStatus(ctx, &runtimeapi.ContainerStatusRequest{
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ContainerId: containerID,
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}, opts...)
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if err != nil {
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// Don't spam the log with endless messages about the same failure.
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if r.logReduction.ShouldMessageBePrinted(err.Error(), containerID) {
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klog.Errorf("ContainerStatus %q from runtime service failed: %v", containerID, err)
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}
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return nil, err
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}
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r.logReduction.ClearID(containerID)
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klog.V(10).Infof("[RuntimeService] ContainerStatus Response (containerID=%v, status=%v)", containerID, resp.Status)
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if resp.Status != nil {
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if err := verifyContainerStatus(resp.Status); err != nil {
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klog.Errorf("ContainerStatus of %q failed: %v", containerID, err)
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return nil, err
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}
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}
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return resp.Status, nil
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}
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// UpdateContainerResources updates a containers resource config
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func (r *RuntimeService) UpdateContainerResources(containerID string, resources *runtimeapi.LinuxContainerResources, opts ...grpc.CallOption) error {
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klog.V(10).Infof("[RuntimeService] UpdateContainerResources (containerID=%v, timeout=%v)", containerID, r.timeout)
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ctx, cancel := getContextWithTimeout(r.timeout)
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defer cancel()
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_, err := r.runtimeClient.UpdateContainerResources(ctx, &runtimeapi.UpdateContainerResourcesRequest{
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ContainerId: containerID,
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Linux: resources,
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}, opts...)
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if err != nil {
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klog.Errorf("UpdateContainerResources %q from runtime service failed: %v", containerID, err)
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return err
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}
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klog.V(10).Infof("[RuntimeService] UpdateContainerResources Response (containerID=%v)", containerID)
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return nil
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}
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// ExecSync executes a command in the container, and returns the stdout output.
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// If command exits with a non-zero exit code, an error is returned.
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func (r *RuntimeService) ExecSync(containerID string, cmd []string, timeout time.Duration, opts ...grpc.CallOption) (stdout []byte, stderr []byte, err error) {
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klog.V(10).Infof("[RuntimeService] ExecSync (containerID=%v, timeout=%v)", containerID, timeout)
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// Do not set timeout when timeout is 0.
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var ctx context.Context
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var cancel context.CancelFunc
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if timeout != 0 {
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// Use timeout + default timeout (2 minutes) as timeout to leave some time for
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// the runtime to do cleanup.
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ctx, cancel = getContextWithTimeout(r.timeout + timeout)
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} else {
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ctx, cancel = getContextWithCancel()
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}
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defer cancel()
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timeoutSeconds := int64(timeout.Seconds())
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req := &runtimeapi.ExecSyncRequest{
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ContainerId: containerID,
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Cmd: cmd,
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Timeout: timeoutSeconds,
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}
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resp, err := r.runtimeClient.ExecSync(ctx, req, opts...)
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if err != nil {
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klog.Errorf("ExecSync %s '%s' from runtime service failed: %v", containerID, strings.Join(cmd, " "), err)
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return nil, nil, err
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}
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klog.V(10).Infof("[RuntimeService] ExecSync Response (containerID=%v, ExitCode=%v)", containerID, resp.ExitCode)
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err = nil
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if resp.ExitCode != 0 {
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err = utilexec.CodeExitError{
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Err: fmt.Errorf("command '%s' exited with %d: %s", strings.Join(cmd, " "), resp.ExitCode, resp.Stderr),
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Code: int(resp.ExitCode),
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}
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}
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return resp.Stdout, resp.Stderr, err
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}
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// Exec prepares a streaming endpoint to execute a command in the container, and returns the address.
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func (r *RuntimeService) Exec(req *runtimeapi.ExecRequest, opts ...grpc.CallOption) (*runtimeapi.ExecResponse, error) {
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klog.V(10).Infof("[RuntimeService] Exec (timeout=%v)", r.timeout)
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ctx, cancel := getContextWithTimeout(r.timeout)
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defer cancel()
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resp, err := r.runtimeClient.Exec(ctx, req, opts...)
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if err != nil {
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klog.Errorf("Exec %s '%s' from runtime service failed: %v", req.ContainerId, strings.Join(req.Cmd, " "), err)
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return nil, err
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}
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klog.V(10).Info("[RuntimeService] Exec Response")
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if resp.Url == "" {
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errorMessage := "URL is not set"
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klog.Errorf("Exec failed: %s", errorMessage)
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return nil, errors.New(errorMessage)
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}
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return resp, nil
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}
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// Attach prepares a streaming endpoint to attach to a running container, and returns the address.
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func (r *RuntimeService) Attach(req *runtimeapi.AttachRequest, opts ...grpc.CallOption) (*runtimeapi.AttachResponse, error) {
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klog.V(10).Infof("[RuntimeService] Attach (containerId=%v, timeout=%v)", req.ContainerId, r.timeout)
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ctx, cancel := getContextWithTimeout(r.timeout)
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defer cancel()
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resp, err := r.runtimeClient.Attach(ctx, req, opts...)
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if err != nil {
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klog.Errorf("Attach %s from runtime service failed: %v", req.ContainerId, err)
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return nil, err
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}
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klog.V(10).Infof("[RuntimeService] Attach Response (containerId=%v)", req.ContainerId)
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if resp.Url == "" {
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errorMessage := "URL is not set"
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klog.Errorf("Attach failed: %s", errorMessage)
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return nil, errors.New(errorMessage)
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}
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return resp, nil
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}
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// PortForward prepares a streaming endpoint to forward ports from a PodSandbox, and returns the address.
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|
func (r *RuntimeService) PortForward(req *runtimeapi.PortForwardRequest, opts ...grpc.CallOption) (*runtimeapi.PortForwardResponse, error) {
|
|
klog.V(10).Infof("[RuntimeService] PortForward (podSandboxID=%v, port=%v, timeout=%v)", req.PodSandboxId, req.Port, r.timeout)
|
|
ctx, cancel := getContextWithTimeout(r.timeout)
|
|
defer cancel()
|
|
|
|
resp, err := r.runtimeClient.PortForward(ctx, req, opts...)
|
|
if err != nil {
|
|
klog.Errorf("PortForward %s from runtime service failed: %v", req.PodSandboxId, err)
|
|
return nil, err
|
|
}
|
|
klog.V(10).Infof("[RuntimeService] PortForward Response (podSandboxID=%v)", req.PodSandboxId)
|
|
|
|
if resp.Url == "" {
|
|
errorMessage := "URL is not set"
|
|
klog.Errorf("PortForward failed: %s", errorMessage)
|
|
return nil, errors.New(errorMessage)
|
|
}
|
|
|
|
return resp, nil
|
|
}
|
|
|
|
// UpdateRuntimeConfig updates the config of a runtime service. The only
|
|
// update payload currently supported is the pod CIDR assigned to a node,
|
|
// and the runtime service just proxies it down to the network plugin.
|
|
func (r *RuntimeService) UpdateRuntimeConfig(runtimeConfig *runtimeapi.RuntimeConfig, opts ...grpc.CallOption) error {
|
|
klog.V(10).Infof("[RuntimeService] UpdateRuntimeConfig (runtimeConfig=%v, timeout=%v)", runtimeConfig, r.timeout)
|
|
ctx, cancel := getContextWithTimeout(r.timeout)
|
|
defer cancel()
|
|
|
|
// Response doesn't contain anything of interest. This translates to an
|
|
// Event notification to the network plugin, which can't fail, so we're
|
|
// really looking to surface destination unreachable.
|
|
_, err := r.runtimeClient.UpdateRuntimeConfig(ctx, &runtimeapi.UpdateRuntimeConfigRequest{
|
|
RuntimeConfig: runtimeConfig,
|
|
}, opts...)
|
|
|
|
if err != nil {
|
|
return err
|
|
}
|
|
klog.V(10).Infof("[RuntimeService] UpdateRuntimeConfig Response (runtimeConfig=%v)", runtimeConfig)
|
|
|
|
return nil
|
|
}
|
|
|
|
// Status returns the status of the runtime.
|
|
func (r *RuntimeService) Status(opts ...grpc.CallOption) (*runtimeapi.RuntimeStatus, error) {
|
|
klog.V(10).Infof("[RuntimeService] Status (timeout=%v)", r.timeout)
|
|
ctx, cancel := getContextWithTimeout(r.timeout)
|
|
defer cancel()
|
|
|
|
resp, err := r.runtimeClient.Status(ctx, &runtimeapi.StatusRequest{}, opts...)
|
|
if err != nil {
|
|
klog.Errorf("Status from runtime service failed: %v", err)
|
|
return nil, err
|
|
}
|
|
|
|
klog.V(10).Infof("[RuntimeService] Status Response (status=%v)", resp.Status)
|
|
|
|
if resp.Status == nil || len(resp.Status.Conditions) < 2 {
|
|
errorMessage := "RuntimeReady or NetworkReady condition are not set"
|
|
klog.Errorf("Status failed: %s", errorMessage)
|
|
return nil, errors.New(errorMessage)
|
|
}
|
|
|
|
return resp.Status, nil
|
|
}
|
|
|
|
// ContainerStats returns the stats of the container.
|
|
func (r *RuntimeService) ContainerStats(containerID string, opts ...grpc.CallOption) (*runtimeapi.ContainerStats, error) {
|
|
klog.V(10).Infof("[RuntimeService] ContainerStats (containerID=%v, timeout=%v)", containerID, r.timeout)
|
|
ctx, cancel := getContextWithTimeout(r.timeout)
|
|
defer cancel()
|
|
|
|
resp, err := r.runtimeClient.ContainerStats(ctx, &runtimeapi.ContainerStatsRequest{
|
|
ContainerId: containerID,
|
|
}, opts...)
|
|
if err != nil {
|
|
if r.logReduction.ShouldMessageBePrinted(err.Error(), containerID) {
|
|
klog.Errorf("ContainerStats %q from runtime service failed: %v", containerID, err)
|
|
}
|
|
return nil, err
|
|
}
|
|
r.logReduction.ClearID(containerID)
|
|
klog.V(10).Infof("[RuntimeService] ContainerStats Response (containerID=%v, stats=%v)", containerID, resp.GetStats())
|
|
|
|
return resp.GetStats(), nil
|
|
}
|
|
|
|
// ListContainerStats lists all container stats given the provided filter
|
|
func (r *RuntimeService) ListContainerStats(filter *runtimeapi.ContainerStatsFilter, opts ...grpc.CallOption) ([]*runtimeapi.ContainerStats, error) {
|
|
klog.V(10).Infof("[RuntimeService] ListContainerStats (filter=%v)", filter)
|
|
// Do not set timeout, because writable layer stats collection takes time.
|
|
// TODO(random-liu): Should we assume runtime should cache the result, and set timeout here?
|
|
ctx, cancel := getContextWithCancel()
|
|
defer cancel()
|
|
|
|
resp, err := r.runtimeClient.ListContainerStats(ctx, &runtimeapi.ListContainerStatsRequest{
|
|
Filter: filter,
|
|
}, opts...)
|
|
if err != nil {
|
|
klog.Errorf("ListContainerStats with filter %+v from runtime service failed: %v", filter, err)
|
|
return nil, err
|
|
}
|
|
klog.V(10).Infof("[RuntimeService] ListContainerStats Response (filter=%v, stats=%v)", filter, resp.GetStats())
|
|
|
|
return resp.GetStats(), nil
|
|
}
|
|
|
|
// ReopenContainerLog reopens the container log for the given container ID
|
|
func (r *RuntimeService) ReopenContainerLog(containerID string, opts ...grpc.CallOption) error {
|
|
klog.V(10).Infof("[RuntimeService] ReopenContainerLog (containerID=%v, timeout=%v)", containerID, r.timeout)
|
|
ctx, cancel := getContextWithTimeout(r.timeout)
|
|
defer cancel()
|
|
|
|
_, err := r.runtimeClient.ReopenContainerLog(ctx, &runtimeapi.ReopenContainerLogRequest{
|
|
ContainerId: containerID,
|
|
}, opts...)
|
|
if err != nil {
|
|
klog.Errorf("ReopenContainerLog %q from runtime service failed: %v", containerID, err)
|
|
return err
|
|
}
|
|
|
|
klog.V(10).Infof("[RuntimeService] ReopenContainerLog Response (containerID=%v)", containerID)
|
|
return nil
|
|
}
|