71 lines
2.5 KiB
Go
71 lines
2.5 KiB
Go
/*
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Copyright 2017 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 server
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import (
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"fmt"
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"os"
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"github.com/golang/glog"
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"golang.org/x/net/context"
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"github.com/containerd/containerd/api/services/execution"
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runtime "k8s.io/kubernetes/pkg/kubelet/apis/cri/v1alpha1"
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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 forcibly terminated.
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func (c *criContainerdService) StopPodSandbox(ctx context.Context, r *runtime.StopPodSandboxRequest) (retRes *runtime.StopPodSandboxResponse, retErr error) {
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glog.V(2).Infof("StopPodSandbox for sandbox %q", r.GetPodSandboxId())
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defer func() {
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if retErr == nil {
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glog.V(2).Infof("StopPodSandbox %q returns successfully", r.GetPodSandboxId())
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}
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}()
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sandbox, err := c.getSandbox(r.GetPodSandboxId())
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if err != nil {
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return nil, fmt.Errorf("an error occurred when try to find sandbox %q: %v",
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r.GetPodSandboxId(), err)
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}
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// Use the full sandbox id.
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id := sandbox.ID
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// Teardown network for sandbox.
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_, err = c.os.Stat(sandbox.NetNS)
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if err == nil {
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if teardownErr := c.netPlugin.TearDownPod(sandbox.NetNS, sandbox.Config.GetMetadata().GetNamespace(),
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sandbox.Config.GetMetadata().GetName(), id); teardownErr != nil {
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return nil, fmt.Errorf("failed to destroy network for sandbox %q: %v", id, teardownErr)
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}
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} else if !os.IsNotExist(err) { // It's ok for sandbox.NetNS to *not* exist
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return nil, fmt.Errorf("failed to stat netns path for sandbox %q before tearing down the network: %v", id, err)
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}
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glog.V(2).Infof("TearDown network for sandbox %q successfully", id)
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// TODO(random-liu): [P1] Handle sandbox container graceful deletion.
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// Delete the sandbox container from containerd.
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_, err = c.containerService.Delete(ctx, &execution.DeleteRequest{ID: id})
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if err != nil && !isContainerdContainerNotExistError(err) {
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return nil, fmt.Errorf("failed to delete sandbox container %q: %v", id, err)
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}
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// TODO(random-liu): [P2] Stop all containers inside the sandbox.
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return &runtime.StopPodSandboxResponse{}, nil
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}
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