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server: add prometheus metrics for CRI operations

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Signed-off-by: Antonio Murdaca <runcom@redhat.com>
This commit is contained in:
Antonio Murdaca 2017-11-09 11:10:35 +01:00
parent 9d3c442b7b
commit b959f8996d
No known key found for this signature in database
GPG key ID: B2BEAD150DE936B9
29 changed files with 324 additions and 54 deletions
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10
server/container_attach.go
View file

@ -6,6 +6,7 @@ import (
"net"
"os"
"path/filepath"
"time"
"github.com/kubernetes-incubator/cri-o/oci"
"github.com/kubernetes-incubator/cri-o/utils"
@ -25,10 +26,15 @@ const (
)
// Attach prepares a streaming endpoint to attach to a running container.
func (s *Server) Attach(ctx context.Context, req *pb.AttachRequest) (*pb.AttachResponse, error) {
func (s *Server) Attach(ctx context.Context, req *pb.AttachRequest) (resp *pb.AttachResponse, err error) {
const operation = "attach"
defer func() {
recordOperation(operation, time.Now())
recordError(operation, err)
}()
logrus.Debugf("AttachRequest %+v", req)
resp, err := s.GetAttach(req)
resp, err = s.GetAttach(req)
if err != nil {
return nil, fmt.Errorf("unable to prepare attach endpoint")
}

5
server/container_create.go
View file

@ -532,6 +532,11 @@ func addSecretsBindMounts(mountLabel, ctrRunDir string, defaultMounts []string,
// CreateContainer creates a new container in specified PodSandbox
func (s *Server) CreateContainer(ctx context.Context, req *pb.CreateContainerRequest) (res *pb.CreateContainerResponse, err error) {
const operation = "create_container"
defer func() {
recordOperation(operation, time.Now())
recordError(operation, err)
}()
logrus.Debugf("CreateContainerRequest %+v", req)
s.updateLock.RLock()

11
server/container_exec.go
View file

@ -5,6 +5,7 @@ import (
"io"
"os"
"os/exec"
"time"
"github.com/docker/docker/pkg/pools"
"github.com/kubernetes-incubator/cri-o/oci"
@ -18,10 +19,16 @@ import (
)
// Exec prepares a streaming endpoint to execute a command in the container.
func (s *Server) Exec(ctx context.Context, req *pb.ExecRequest) (*pb.ExecResponse, error) {
func (s *Server) Exec(ctx context.Context, req *pb.ExecRequest) (resp *pb.ExecResponse, err error) {
const operation = "exec"
defer func() {
recordOperation(operation, time.Now())
recordError(operation, err)
}()
logrus.Debugf("ExecRequest %+v", req)
resp, err := s.GetExec(req)
resp, err = s.GetExec(req)
if err != nil {
return nil, fmt.Errorf("unable to prepare exec endpoint")
}

10
server/container_execsync.go
View file

@ -2,6 +2,7 @@ package server
import (
"fmt"
"time"
"github.com/kubernetes-incubator/cri-o/oci"
"github.com/sirupsen/logrus"
@ -10,7 +11,12 @@ import (
)
// ExecSync runs a command in a container synchronously.
func (s *Server) ExecSync(ctx context.Context, req *pb.ExecSyncRequest) (*pb.ExecSyncResponse, error) {
func (s *Server) ExecSync(ctx context.Context, req *pb.ExecSyncRequest) (resp *pb.ExecSyncResponse, err error) {
const operation = "exec_sync"
defer func() {
recordOperation(operation, time.Now())
recordError(operation, err)
}()
logrus.Debugf("ExecSyncRequest %+v", req)
c, err := s.GetContainerFromRequest(req.ContainerId)
if err != nil {
@ -35,7 +41,7 @@ func (s *Server) ExecSync(ctx context.Context, req *pb.ExecSyncRequest) (*pb.Exe
if err != nil {
return nil, err
}
resp := &pb.ExecSyncResponse{
resp = &pb.ExecSyncResponse{
Stdout: execResp.Stdout,
Stderr: execResp.Stderr,
ExitCode: execResp.ExitCode,

12
server/container_list.go
View file

@ -1,6 +1,8 @@
package server
import (
"time"
"github.com/kubernetes-incubator/cri-o/oci"
"github.com/sirupsen/logrus"
"golang.org/x/net/context"
@ -27,8 +29,14 @@ func filterContainer(c *pb.Container, filter *pb.ContainerFilter) bool {
}
// ListContainers lists all containers by filters.
func (s *Server) ListContainers(ctx context.Context, req *pb.ListContainersRequest) (*pb.ListContainersResponse, error) {
func (s *Server) ListContainers(ctx context.Context, req *pb.ListContainersRequest) (resp *pb.ListContainersResponse, err error) {
const operation = "list_containers"
defer func() {
recordOperation(operation, time.Now())
recordError(operation, err)
}()
logrus.Debugf("ListContainersRequest %+v", req)
var ctrs []*pb.Container
filter := req.Filter
ctrList, err := s.ContainerServer.ListContainers()
@ -104,7 +112,7 @@ func (s *Server) ListContainers(ctx context.Context, req *pb.ListContainersReque
}
}
resp := &pb.ListContainersResponse{
resp = &pb.ListContainersResponse{
Containers: ctrs,
}
logrus.Debugf("ListContainersResponse: %+v", resp)

11
server/container_portforward.go
View file

@ -6,6 +6,7 @@ import (
"io"
"os/exec"
"strings"
"time"
"github.com/docker/docker/pkg/pools"
"github.com/kubernetes-incubator/cri-o/oci"
@ -15,11 +16,15 @@ import (
)
// PortForward prepares a streaming endpoint to forward ports from a PodSandbox.
func (s *Server) PortForward(ctx context.Context, req *pb.PortForwardRequest) (*pb.PortForwardResponse, error) {
func (s *Server) PortForward(ctx context.Context, req *pb.PortForwardRequest) (resp *pb.PortForwardResponse, err error) {
const operation = "port_forward"
defer func() {
recordOperation(operation, time.Now())
recordError(operation, err)
}()
logrus.Debugf("PortForwardRequest %+v", req)
resp, err := s.GetPortForward(req)
resp, err = s.GetPortForward(req)
if err != nil {
return nil, fmt.Errorf("unable to prepare portforward endpoint")
}

15
server/container_remove.go
View file

@ -1,6 +1,8 @@
package server
import (
"time"
"github.com/sirupsen/logrus"
"golang.org/x/net/context"
pb "k8s.io/kubernetes/pkg/kubelet/apis/cri/v1alpha1/runtime"
@ -8,13 +10,20 @@ import (
// RemoveContainer removes the container. If the container is running, the container
// should be force removed.
func (s *Server) RemoveContainer(ctx context.Context, req *pb.RemoveContainerRequest) (*pb.RemoveContainerResponse, error) {
_, err := s.ContainerServer.Remove(ctx, req.ContainerId, true)
func (s *Server) RemoveContainer(ctx context.Context, req *pb.RemoveContainerRequest) (resp *pb.RemoveContainerResponse, err error) {
const operation = "remove_container"
defer func() {
recordOperation(operation, time.Now())
recordError(operation, err)
}()
logrus.Debugf("RemoveContainerRequest: %+v", req)
_, err = s.ContainerServer.Remove(ctx, req.ContainerId, true)
if err != nil {
return nil, err
}
resp := &pb.RemoveContainerResponse{}
resp = &pb.RemoveContainerResponse{}
logrus.Debugf("RemoveContainerResponse: %+v", resp)
return resp, nil
}

10
server/container_start.go
View file

@ -2,6 +2,7 @@ package server
import (
"fmt"
"time"
"github.com/kubernetes-incubator/cri-o/oci"
"github.com/sirupsen/logrus"
@ -10,7 +11,12 @@ import (
)
// StartContainer starts the container.
func (s *Server) StartContainer(ctx context.Context, req *pb.StartContainerRequest) (*pb.StartContainerResponse, error) {
func (s *Server) StartContainer(ctx context.Context, req *pb.StartContainerRequest) (resp *pb.StartContainerResponse, err error) {
const operation = "start_container"
defer func() {
recordOperation(operation, time.Now())
recordError(operation, err)
}()
logrus.Debugf("StartContainerRequest %+v", req)
c, err := s.GetContainerFromRequest(req.ContainerId)
if err != nil {
@ -37,7 +43,7 @@ func (s *Server) StartContainer(ctx context.Context, req *pb.StartContainerReque
return nil, fmt.Errorf("failed to start container %s: %v", c.ID(), err)
}
resp := &pb.StartContainerResponse{}
resp = &pb.StartContainerResponse{}
logrus.Debugf("StartContainerResponse %+v", resp)
return resp, nil
}

8
server/container_stats.go
View file

@ -2,6 +2,7 @@ package server
import (
"fmt"
"time"
"golang.org/x/net/context"
pb "k8s.io/kubernetes/pkg/kubelet/apis/cri/v1alpha1/runtime"
@ -9,6 +10,11 @@ import (
// ContainerStats returns stats of the container. If the container does not
// exist, the call returns an error.
func (s *Server) ContainerStats(ctx context.Context, req *pb.ContainerStatsRequest) (*pb.ContainerStatsResponse, error) {
func (s *Server) ContainerStats(ctx context.Context, req *pb.ContainerStatsRequest) (resp *pb.ContainerStatsResponse, err error) {
const operation = "container_stats"
defer func() {
recordOperation(operation, time.Now())
recordError(operation, err)
}()
return nil, fmt.Errorf("not implemented")
}

8
server/container_stats_list.go
View file

@ -2,12 +2,18 @@ package server
import (
"fmt"
"time"
"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) (*pb.ListContainerStatsResponse, error) {
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)
}()
return nil, fmt.Errorf("not implemented")
}

11
server/container_status.go
View file

@ -1,6 +1,8 @@
package server
import (
"time"
"github.com/kubernetes-incubator/cri-o/oci"
"github.com/sirupsen/logrus"
"golang.org/x/net/context"
@ -14,7 +16,12 @@ const (
)
// ContainerStatus returns status of the container.
func (s *Server) ContainerStatus(ctx context.Context, req *pb.ContainerStatusRequest) (*pb.ContainerStatusResponse, error) {
func (s *Server) ContainerStatus(ctx context.Context, req *pb.ContainerStatusRequest) (resp *pb.ContainerStatusResponse, err error) {
const operation = "container_status"
defer func() {
recordOperation(operation, time.Now())
recordError(operation, err)
}()
logrus.Debugf("ContainerStatusRequest %+v", req)
c, err := s.GetContainerFromRequest(req.ContainerId)
if err != nil {
@ -22,7 +29,7 @@ func (s *Server) ContainerStatus(ctx context.Context, req *pb.ContainerStatusReq
}
containerID := c.ID()
resp := &pb.ContainerStatusResponse{
resp = &pb.ContainerStatusResponse{
Status: &pb.ContainerStatus{
Id: containerID,
Metadata: c.Metadata(),

15
server/container_stop.go
View file

@ -1,19 +1,28 @@
package server
import (
"time"
"github.com/sirupsen/logrus"
"golang.org/x/net/context"
pb "k8s.io/kubernetes/pkg/kubelet/apis/cri/v1alpha1/runtime"
)
// StopContainer stops a running container with a grace period (i.e., timeout).
func (s *Server) StopContainer(ctx context.Context, req *pb.StopContainerRequest) (*pb.StopContainerResponse, error) {
_, err := s.ContainerServer.ContainerStop(ctx, req.ContainerId, req.Timeout)
func (s *Server) StopContainer(ctx context.Context, req *pb.StopContainerRequest) (resp *pb.StopContainerResponse, err error) {
const operation = "stop_container"
defer func() {
recordOperation(operation, time.Now())
recordError(operation, err)
}()
logrus.Debugf("StopContainerRequest %+v", req)
_, err = s.ContainerServer.ContainerStop(ctx, req.ContainerId, req.Timeout)
if err != nil {
return nil, err
}
resp := &pb.StopContainerResponse{}
resp = &pb.StopContainerResponse{}
logrus.Debugf("StopContainerResponse %s: %+v", req.ContainerId, resp)
return resp, nil
}

12
server/container_update_resources.go
View file

@ -1,14 +1,24 @@
package server
import (
"time"
"github.com/gogo/protobuf/proto"
rspec "github.com/opencontainers/runtime-spec/specs-go"
"github.com/sirupsen/logrus"
"golang.org/x/net/context"
pb "k8s.io/kubernetes/pkg/kubelet/apis/cri/v1alpha1/runtime"
)
// UpdateContainerResources updates ContainerConfig of the container.
func (s *Server) UpdateContainerResources(ctx context.Context, req *pb.UpdateContainerResourcesRequest) (*pb.UpdateContainerResourcesResponse, error) {
func (s *Server) UpdateContainerResources(ctx context.Context, req *pb.UpdateContainerResourcesRequest) (resp *pb.UpdateContainerResourcesResponse, err error) {
const operation = "update_container_resources"
defer func() {
recordOperation(operation, time.Now())
recordError(operation, err)
}()
logrus.Debugf("UpdateContainerResources %+v", req)
c, err := s.GetContainerFromRequest(req.GetContainerId())
if err != nil {
return nil, err

10
server/container_updateruntimeconfig.go
View file

@ -1,11 +1,19 @@
package server
import (
"time"
"golang.org/x/net/context"
pb "k8s.io/kubernetes/pkg/kubelet/apis/cri/v1alpha1/runtime"
)
// UpdateRuntimeConfig updates the configuration of a running container.
func (s *Server) UpdateRuntimeConfig(ctx context.Context, req *pb.UpdateRuntimeConfigRequest) (*pb.UpdateRuntimeConfigResponse, error) {
func (s *Server) UpdateRuntimeConfig(ctx context.Context, req *pb.UpdateRuntimeConfigRequest) (resp *pb.UpdateRuntimeConfigResponse, err error) {
const operation = "update_runtime_config"
defer func() {
recordOperation(operation, time.Now())
recordError(operation, err)
}()
return &pb.UpdateRuntimeConfigResponse{}, nil
}

9
server/image_fs_info.go
View file

@ -2,12 +2,19 @@ package server
import (
"fmt"
"time"
"golang.org/x/net/context"
pb "k8s.io/kubernetes/pkg/kubelet/apis/cri/v1alpha1/runtime"
)
// ImageFsInfo returns information of the filesystem that is used to store images.
func (s *Server) ImageFsInfo(ctx context.Context, req *pb.ImageFsInfoRequest) (*pb.ImageFsInfoResponse, error) {
func (s *Server) ImageFsInfo(ctx context.Context, req *pb.ImageFsInfoRequest) (resp *pb.ImageFsInfoResponse, err error) {
const operation = "image_fs_info"
defer func() {
recordOperation(operation, time.Now())
recordError(operation, err)
}()
return nil, fmt.Errorf("not implemented")
}

20
server/image_list.go
View file

@ -1,13 +1,21 @@
package server
import (
"time"
"github.com/sirupsen/logrus"
"golang.org/x/net/context"
pb "k8s.io/kubernetes/pkg/kubelet/apis/cri/v1alpha1/runtime"
)
// ListImages lists existing images.
func (s *Server) ListImages(ctx context.Context, req *pb.ListImagesRequest) (*pb.ListImagesResponse, error) {
func (s *Server) ListImages(ctx context.Context, req *pb.ListImagesRequest) (resp *pb.ListImagesResponse, err error) {
const operation = "list_images"
defer func() {
recordOperation(operation, time.Now())
recordError(operation, err)
}()
logrus.Debugf("ListImagesRequest: %+v", req)
filter := ""
reqFilter := req.GetFilter()
@ -21,21 +29,21 @@ func (s *Server) ListImages(ctx context.Context, req *pb.ListImagesRequest) (*pb
if err != nil {
return nil, err
}
response := pb.ListImagesResponse{}
resp = &pb.ListImagesResponse{}
for _, result := range results {
if result.Size != nil {
response.Images = append(response.Images, &pb.Image{
resp.Images = append(resp.Images, &pb.Image{
Id: result.ID,
RepoTags: result.Names,
Size_: *result.Size,
})
} else {
response.Images = append(response.Images, &pb.Image{
resp.Images = append(resp.Images, &pb.Image{
Id: result.ID,
RepoTags: result.Names,
})
}
}
logrus.Debugf("ListImagesResponse: %+v", response)
return &response, nil
logrus.Debugf("ListImagesResponse: %+v", resp)
return resp, nil
}

12
server/image_pull.go
View file

@ -3,6 +3,7 @@ package server
import (
"encoding/base64"
"strings"
"time"
"github.com/containers/image/copy"
"github.com/containers/image/types"
@ -12,7 +13,13 @@ import (
)
// PullImage pulls a image with authentication config.
func (s *Server) PullImage(ctx context.Context, req *pb.PullImageRequest) (*pb.PullImageResponse, error) {
func (s *Server) PullImage(ctx context.Context, req *pb.PullImageRequest) (resp *pb.PullImageResponse, err error) {
const operation = "pull_image"
defer func() {
recordOperation(operation, time.Now())
recordError(operation, err)
}()
logrus.Debugf("PullImageRequest: %+v", req)
// TODO: what else do we need here? (Signatures when the story isn't just pulling from docker://)
image := ""
@ -24,7 +31,6 @@ func (s *Server) PullImage(ctx context.Context, req *pb.PullImageRequest) (*pb.P
var (
images []string
pulled string
err error
)
images, err = s.StorageImageServer().ResolveNames(image)
if err != nil {
@ -85,7 +91,7 @@ func (s *Server) PullImage(ctx context.Context, req *pb.PullImageRequest) (*pb.P
if pulled == "" && err != nil {
return nil, err
}
resp := &pb.PullImageResponse{
resp = &pb.PullImageResponse{
ImageRef: pulled,
}
logrus.Debugf("PullImageResponse: %+v", resp)

12
server/image_remove.go
View file

@ -3,6 +3,7 @@ package server
import (
"fmt"
"strings"
"time"
"github.com/sirupsen/logrus"
"golang.org/x/net/context"
@ -10,7 +11,13 @@ import (
)
// RemoveImage removes the image.
func (s *Server) RemoveImage(ctx context.Context, req *pb.RemoveImageRequest) (*pb.RemoveImageResponse, error) {
func (s *Server) RemoveImage(ctx context.Context, req *pb.RemoveImageRequest) (resp *pb.RemoveImageResponse, err error) {
const operation = "remove_image"
defer func() {
recordOperation(operation, time.Now())
recordError(operation, err)
}()
logrus.Debugf("RemoveImageRequest: %+v", req)
image := ""
img := req.GetImage()
@ -22,7 +29,6 @@ func (s *Server) RemoveImage(ctx context.Context, req *pb.RemoveImageRequest) (*
}
var (
images []string
err error
deleted bool
)
images, err = s.StorageImageServer().ResolveNames(image)
@ -46,7 +52,7 @@ func (s *Server) RemoveImage(ctx context.Context, req *pb.RemoveImageRequest) (*
if !deleted && err != nil {
return nil, err
}
resp := &pb.RemoveImageResponse{}
resp = &pb.RemoveImageResponse{}
logrus.Debugf("RemoveImageResponse: %+v", resp)
return resp, nil
}

11
server/image_status.go
View file

@ -3,6 +3,7 @@ package server
import (
"fmt"
"strings"
"time"
"github.com/containers/storage"
"github.com/pkg/errors"
@ -12,7 +13,13 @@ import (
)
// ImageStatus returns the status of the image.
func (s *Server) ImageStatus(ctx context.Context, req *pb.ImageStatusRequest) (*pb.ImageStatusResponse, error) {
func (s *Server) ImageStatus(ctx context.Context, req *pb.ImageStatusRequest) (resp *pb.ImageStatusResponse, err error) {
const operation = "image_status"
defer func() {
recordOperation(operation, time.Now())
recordError(operation, err)
}()
logrus.Debugf("ImageStatusRequest: %+v", req)
image := ""
img := req.GetImage()
@ -40,7 +47,7 @@ func (s *Server) ImageStatus(ctx context.Context, req *pb.ImageStatusRequest) (*
}
return nil, err
}
resp := &pb.ImageStatusResponse{
resp = &pb.ImageStatusResponse{
Image: &pb.Image{
Id: status.ID,
RepoTags: status.Names,

70
server/metrics/metrics.go Normal file
View file

@ -0,0 +1,70 @@
package metrics
import (
"sync"
"time"
"github.com/prometheus/client_golang/prometheus"
)
const (
// CRIOOperationsKey is the key for CRI-O operation metrics.
CRIOOperationsKey = "crio_operations"
// CRIOOperationsLatencyKey is the key for the operation latency metrics.
CRIOOperationsLatencyKey = "crio_operations_latency_microseconds"
// CRIOOperationsErrorsKey is the key for the operation error metrics.
CRIOOperationsErrorsKey = "crio_operations_errors"
// TODO(runcom):
// timeouts
subsystem = "container_runtime"
)
var (
// CRIOOperations collects operation counts by operation type.
CRIOOperations = prometheus.NewCounterVec(
prometheus.CounterOpts{
Subsystem: subsystem,
Name: CRIOOperationsKey,
Help: "Cumulative number of CRI-O operations by operation type.",
},
[]string{"operation_type"},
)
// CRIOOperationsLatency collects operation latency numbers by operation
// type.
CRIOOperationsLatency = prometheus.NewSummaryVec(
prometheus.SummaryOpts{
Subsystem: subsystem,
Name: CRIOOperationsLatencyKey,
Help: "Latency in microseconds of CRI-O operations. Broken down by operation type.",
},
[]string{"operation_type"},
)
// CRIOOperationsErrors collects operation errors by operation
// type.
CRIOOperationsErrors = prometheus.NewCounterVec(
prometheus.CounterOpts{
Subsystem: subsystem,
Name: CRIOOperationsErrorsKey,
Help: "Cumulative number of CRI-O operation errors by operation type.",
},
[]string{"operation_type"},
)
)
var registerMetrics sync.Once
// Register all metrics
func Register() {
registerMetrics.Do(func() {
prometheus.MustRegister(CRIOOperations)
prometheus.MustRegister(CRIOOperationsLatency)
prometheus.MustRegister(CRIOOperationsErrors)
})
}
// SinceInMicroseconds gets the time since the specified start in microseconds.
func SinceInMicroseconds(start time.Time) float64 {
return float64(time.Since(start).Nanoseconds() / time.Microsecond.Nanoseconds())
}

11
server/runtime_status.go
View file

@ -1,12 +1,19 @@
package server
import (
"time"
"golang.org/x/net/context"
pb "k8s.io/kubernetes/pkg/kubelet/apis/cri/v1alpha1/runtime"
)
// Status returns the status of the runtime
func (s *Server) Status(ctx context.Context, req *pb.StatusRequest) (*pb.StatusResponse, error) {
func (s *Server) Status(ctx context.Context, req *pb.StatusRequest) (resp *pb.StatusResponse, err error) {
const operation = "status"
defer func() {
recordOperation(operation, time.Now())
recordError(operation, err)
}()
// Deal with Runtime conditions
runtimeReady, err := s.Runtime().RuntimeReady()
@ -22,7 +29,7 @@ func (s *Server) Status(ctx context.Context, req *pb.StatusRequest) (*pb.StatusR
runtimeReadyConditionString := pb.RuntimeReady
networkReadyConditionString := pb.NetworkReady
resp := &pb.StatusResponse{
resp = &pb.StatusResponse{
Status: &pb.RuntimeStatus{
Conditions: []*pb.RuntimeCondition{
{

12
server/sandbox_list.go
View file

@ -1,6 +1,8 @@
package server
import (
"time"
"github.com/kubernetes-incubator/cri-o/libkpod/sandbox"
"github.com/kubernetes-incubator/cri-o/oci"
"github.com/sirupsen/logrus"
@ -28,7 +30,13 @@ func filterSandbox(p *pb.PodSandbox, filter *pb.PodSandboxFilter) bool {
}
// ListPodSandbox returns a list of SandBoxes.
func (s *Server) ListPodSandbox(ctx context.Context, req *pb.ListPodSandboxRequest) (*pb.ListPodSandboxResponse, error) {
func (s *Server) ListPodSandbox(ctx context.Context, req *pb.ListPodSandboxRequest) (resp *pb.ListPodSandboxResponse, err error) {
const operation = "list_pod_sandbox"
defer func() {
recordOperation(operation, time.Now())
recordError(operation, err)
}()
logrus.Debugf("ListPodSandboxRequest %+v", req)
var pods []*pb.PodSandbox
var podList []*sandbox.Sandbox
@ -86,7 +94,7 @@ func (s *Server) ListPodSandbox(ctx context.Context, req *pb.ListPodSandboxReque
}
}
resp := &pb.ListPodSandboxResponse{
resp = &pb.ListPodSandboxResponse{
Items: pods,
}
logrus.Debugf("ListPodSandboxResponse %+v", resp)

13
server/sandbox_remove.go
View file

@ -2,6 +2,7 @@ package server
import (
"fmt"
"time"
"github.com/containers/storage"
"github.com/kubernetes-incubator/cri-o/libkpod/sandbox"
@ -15,7 +16,13 @@ import (
// RemovePodSandbox deletes the sandbox. If there are any running containers in the
// sandbox, they should be force deleted.
func (s *Server) RemovePodSandbox(ctx context.Context, req *pb.RemovePodSandboxRequest) (*pb.RemovePodSandboxResponse, error) {
func (s *Server) RemovePodSandbox(ctx context.Context, req *pb.RemovePodSandboxRequest) (resp *pb.RemovePodSandboxResponse, err error) {
const operation = "remove_pod_sandbox"
defer func() {
recordOperation(operation, time.Now())
recordError(operation, err)
}()
logrus.Debugf("RemovePodSandboxRequest %+v", req)
sb, err := s.getPodSandboxFromRequest(req.PodSandboxId)
if err != nil {
@ -27,7 +34,7 @@ func (s *Server) RemovePodSandbox(ctx context.Context, req *pb.RemovePodSandboxR
// the the CRI interface which expects to not error out in not found
// cases.
resp := &pb.RemovePodSandboxResponse{}
resp = &pb.RemovePodSandboxResponse{}
logrus.Warnf("could not get sandbox %s, it's probably been removed already: %v", req.PodSandboxId, err)
return resp, nil
}
@ -92,7 +99,7 @@ func (s *Server) RemovePodSandbox(ctx context.Context, req *pb.RemovePodSandboxR
return nil, fmt.Errorf("failed to delete pod sandbox %s from index: %v", sb.ID(), err)
}
resp := &pb.RemovePodSandboxResponse{}
resp = &pb.RemovePodSandboxResponse{}
logrus.Debugf("RemovePodSandboxResponse %+v", resp)
return resp, nil
}

6
server/sandbox_run.go
View file

@ -92,6 +92,12 @@ var (
// RunPodSandbox creates and runs a pod-level sandbox.
func (s *Server) RunPodSandbox(ctx context.Context, req *pb.RunPodSandboxRequest) (resp *pb.RunPodSandboxResponse, err error) {
const operation = "run_pod_sandbox"
defer func() {
recordOperation(operation, time.Now())
recordError(operation, err)
}()
s.updateLock.RLock()
defer s.updateLock.RUnlock()

12
server/sandbox_status.go
View file

@ -1,6 +1,8 @@
package server
import (
"time"
"github.com/kubernetes-incubator/cri-o/oci"
"github.com/sirupsen/logrus"
"golang.org/x/net/context"
@ -8,7 +10,13 @@ import (
)
// PodSandboxStatus returns the Status of the PodSandbox.
func (s *Server) PodSandboxStatus(ctx context.Context, req *pb.PodSandboxStatusRequest) (*pb.PodSandboxStatusResponse, error) {
func (s *Server) PodSandboxStatus(ctx context.Context, req *pb.PodSandboxStatusRequest) (resp *pb.PodSandboxStatusResponse, err error) {
const operation = "pod_sandbox_status"
defer func() {
recordOperation(operation, time.Now())
recordError(operation, err)
}()
logrus.Debugf("PodSandboxStatusRequest %+v", req)
sb, err := s.getPodSandboxFromRequest(req.PodSandboxId)
if err != nil {
@ -24,7 +32,7 @@ func (s *Server) PodSandboxStatus(ctx context.Context, req *pb.PodSandboxStatusR
}
sandboxID := sb.ID()
resp := &pb.PodSandboxStatusResponse{
resp = &pb.PodSandboxStatusResponse{
Status: &pb.PodSandboxStatus{
Id: sandboxID,
CreatedAt: podInfraContainer.CreatedAt().UnixNano(),

15
server/sandbox_stop.go
View file

@ -2,6 +2,7 @@ package server
import (
"fmt"
"time"
"github.com/containers/storage"
"github.com/docker/docker/pkg/mount"
@ -18,7 +19,13 @@ import (
// StopPodSandbox stops the sandbox. If there are any running containers in the
// sandbox, they should be force terminated.
func (s *Server) StopPodSandbox(ctx context.Context, req *pb.StopPodSandboxRequest) (*pb.StopPodSandboxResponse, error) {
func (s *Server) StopPodSandbox(ctx context.Context, req *pb.StopPodSandboxRequest) (resp *pb.StopPodSandboxResponse, err error) {
const operation = "stop_pod_sandbox"
defer func() {
recordOperation(operation, time.Now())
recordError(operation, err)
}()
logrus.Debugf("StopPodSandboxRequest %+v", req)
sb, err := s.getPodSandboxFromRequest(req.PodSandboxId)
if err != nil {
@ -30,14 +37,14 @@ func (s *Server) StopPodSandbox(ctx context.Context, req *pb.StopPodSandboxReque
// the the CRI interface which expects to not error out in not found
// cases.
resp := &pb.StopPodSandboxResponse{}
resp = &pb.StopPodSandboxResponse{}
logrus.Warnf("could not get sandbox %s, it's probably been stopped already: %v", req.PodSandboxId, err)
logrus.Debugf("StopPodSandboxResponse %s: %+v", req.PodSandboxId, resp)
return resp, nil
}
if sb.Stopped() {
resp := &pb.StopPodSandboxResponse{}
resp = &pb.StopPodSandboxResponse{}
logrus.Debugf("StopPodSandboxResponse %s: %+v", sb.ID(), resp)
return resp, nil
}
@ -95,7 +102,7 @@ func (s *Server) StopPodSandbox(ctx context.Context, req *pb.StopPodSandboxReque
}
sb.SetStopped()
resp := &pb.StopPodSandboxResponse{}
resp = &pb.StopPodSandboxResponse{}
logrus.Debugf("StopPodSandboxResponse %s: %+v", sb.ID(), resp)
return resp, nil
}

2
server/server.go
View file

@ -20,6 +20,7 @@ import (
"github.com/kubernetes-incubator/cri-o/oci"
"github.com/kubernetes-incubator/cri-o/pkg/storage"
"github.com/kubernetes-incubator/cri-o/server/apparmor"
"github.com/kubernetes-incubator/cri-o/server/metrics"
"github.com/kubernetes-incubator/cri-o/server/seccomp"
"github.com/pkg/errors"
"github.com/prometheus/client_golang/prometheus"
@ -348,6 +349,7 @@ func (s *Server) getPodSandboxFromRequest(podSandboxID string) (*sandbox.Sandbox
// CreateMetricsEndpoint creates a /metrics endpoint
// for prometheus monitoring
func (s *Server) CreateMetricsEndpoint() (*http.ServeMux, error) {
metrics.Register()
mux := &http.ServeMux{}
mux.Handle("/metrics", prometheus.Handler())
return mux, nil

15
server/utils.go
View file

@ -5,9 +5,11 @@ import (
"io"
"os"
"strings"
"time"
"github.com/cri-o/ocicni/pkg/ocicni"
"github.com/kubernetes-incubator/cri-o/libkpod/sandbox"
"github.com/kubernetes-incubator/cri-o/server/metrics"
"github.com/opencontainers/runtime-tools/validate"
"github.com/syndtr/gocapability/capability"
)
@ -181,3 +183,16 @@ func getOCICapabilitiesList() []string {
}
return caps
}
func recordOperation(operation string, start time.Time) {
metrics.CRIOOperations.WithLabelValues(operation).Inc()
metrics.CRIOOperationsLatency.WithLabelValues(operation).Observe(metrics.SinceInMicroseconds(start))
}
// recordError records error for metric if an error occurred.
func recordError(operation string, err error) {
if err != nil {
// TODO(runcom): handle timeout from ctx as well
metrics.CRIOOperationsErrors.WithLabelValues(operation).Inc()
}
}

10
server/version.go
View file

@ -1,6 +1,8 @@
package server
import (
"time"
"github.com/kubernetes-incubator/cri-o/version"
"golang.org/x/net/context"
pb "k8s.io/kubernetes/pkg/kubelet/apis/cri/v1alpha1/runtime"
@ -17,7 +19,13 @@ const (
)
// Version returns the runtime name, runtime version and runtime API version
func (s *Server) Version(ctx context.Context, req *pb.VersionRequest) (*pb.VersionResponse, error) {
func (s *Server) Version(ctx context.Context, req *pb.VersionRequest) (resp *pb.VersionResponse, err error) {
const operation = "version"
defer func() {
recordOperation(operation, time.Now())
recordError(operation, err)
}()
return &pb.VersionResponse{
Version: kubeAPIVersion,
RuntimeName: containerName,