53 lines
1.5 KiB
Go
53 lines
1.5 KiB
Go
package server
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import (
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"fmt"
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"time"
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"github.com/kubernetes-incubator/cri-o/lib"
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"github.com/kubernetes-incubator/cri-o/oci"
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"golang.org/x/net/context"
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pb "k8s.io/kubernetes/pkg/kubelet/apis/cri/runtime/v1alpha2"
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)
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func buildContainerStats(stats *lib.ContainerStats, container *oci.Container) *pb.ContainerStats {
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return &pb.ContainerStats{
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Attributes: &pb.ContainerAttributes{
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Id: container.ID(),
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Metadata: container.Metadata(),
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Labels: container.Labels(),
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Annotations: container.Annotations(),
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},
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Cpu: &pb.CpuUsage{
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Timestamp: stats.SystemNano,
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UsageCoreNanoSeconds: &pb.UInt64Value{Value: stats.CPUNano},
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},
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Memory: &pb.MemoryUsage{
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Timestamp: stats.SystemNano,
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WorkingSetBytes: &pb.UInt64Value{Value: stats.MemUsage},
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},
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WritableLayer: nil,
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}
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}
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// ContainerStats returns stats of the container. If the container does not
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// exist, the call returns an error.
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func (s *Server) ContainerStats(ctx context.Context, req *pb.ContainerStatsRequest) (resp *pb.ContainerStatsResponse, err error) {
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const operation = "container_stats"
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defer func() {
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recordOperation(operation, time.Now())
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recordError(operation, err)
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}()
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container := s.GetContainer(req.ContainerId)
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if container == nil {
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return nil, fmt.Errorf("invalid container")
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}
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stats, err := s.GetContainerStats(container, &lib.ContainerStats{})
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if err != nil {
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return nil, err
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}
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return &pb.ContainerStatsResponse{Stats: buildContainerStats(stats, container)}, nil
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}
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