package server import ( "time" "github.com/kubernetes-incubator/cri-o/lib" "github.com/sirupsen/logrus" "golang.org/x/net/context" pb "k8s.io/kubernetes/pkg/kubelet/apis/cri/v1alpha1/runtime" ) // ListContainerStats returns stats of all running containers. func (s *Server) ListContainerStats(ctx context.Context, req *pb.ListContainerStatsRequest) (resp *pb.ListContainerStatsResponse, err error) { const operation = "list_container_stats" defer func() { recordOperation(operation, time.Now()) recordError(operation, err) }() ctrList, err := s.ContainerServer.ListContainers() if err != nil { return nil, err } filter := req.GetFilter() if filter != nil { cFilter := &pb.ContainerFilter{ Id: req.Filter.Id, PodSandboxId: req.Filter.PodSandboxId, LabelSelector: req.Filter.LabelSelector, } ctrList, err = s.filterContainerList(cFilter, ctrList) if err != nil { return nil, err } } var allStats []*pb.ContainerStats for _, container := range ctrList { stats, err := s.GetContainerStats(container, &lib.ContainerStats{}) if err != nil { logrus.Warn("unable to get stats for container %s", container.ID()) continue } response := buildContainerStats(stats, container) allStats = append(allStats, response) } return &pb.ListContainerStatsResponse{ Stats: allStats, }, nil }