90 lines
2.3 KiB
Go
90 lines
2.3 KiB
Go
package server
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import (
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"github.com/kubernetes-incubator/cri-o/libkpod/sandbox"
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"github.com/kubernetes-incubator/cri-o/oci"
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"github.com/sirupsen/logrus"
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"golang.org/x/net/context"
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"k8s.io/apimachinery/pkg/fields"
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pb "k8s.io/kubernetes/pkg/kubelet/apis/cri/v1alpha1/runtime"
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)
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// filterSandbox returns whether passed container matches filtering criteria
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func filterSandbox(p *pb.PodSandbox, filter *pb.PodSandboxFilter) bool {
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if filter != nil {
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if filter.State != nil {
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if p.State != filter.State.State {
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return false
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}
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}
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if filter.LabelSelector != nil {
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sel := fields.SelectorFromSet(filter.LabelSelector)
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if !sel.Matches(fields.Set(p.Labels)) {
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return false
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}
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}
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}
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return true
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}
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// ListPodSandbox returns a list of SandBoxes.
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func (s *Server) ListPodSandbox(ctx context.Context, req *pb.ListPodSandboxRequest) (*pb.ListPodSandboxResponse, error) {
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logrus.Debugf("ListPodSandboxRequest %+v", req)
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var pods []*pb.PodSandbox
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var podList []*sandbox.Sandbox
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for _, sb := range s.ContainerServer.ListSandboxes() {
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podList = append(podList, sb)
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}
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filter := req.Filter
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// Filter by pod id first.
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if filter != nil {
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if filter.Id != "" {
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id, err := s.PodIDIndex().Get(filter.Id)
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if err != nil {
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return nil, err
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}
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sb := s.getSandbox(id)
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if sb == nil {
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podList = []*sandbox.Sandbox{}
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} else {
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podList = []*sandbox.Sandbox{sb}
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}
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}
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}
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for _, sb := range podList {
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podInfraContainer := sb.InfraContainer()
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if podInfraContainer == nil {
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// this can't really happen, but if it does because of a bug
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// it's better not to panic
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continue
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}
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cState := s.Runtime().ContainerStatus(podInfraContainer)
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created := cState.Created.UnixNano()
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rStatus := pb.PodSandboxState_SANDBOX_NOTREADY
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if cState.Status == oci.ContainerStateRunning {
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rStatus = pb.PodSandboxState_SANDBOX_READY
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}
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pod := &pb.PodSandbox{
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Id: sb.ID(),
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CreatedAt: created,
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State: rStatus,
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Labels: sb.Labels(),
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Annotations: sb.Annotations(),
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Metadata: sb.Metadata(),
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}
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// Filter by other criteria such as state and labels.
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if filterSandbox(pod, req.Filter) {
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pods = append(pods, pod)
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}
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}
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resp := &pb.ListPodSandboxResponse{
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Items: pods,
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}
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logrus.Debugf("ListPodSandboxResponse %+v", resp)
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return resp, nil
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}
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