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modify code to compile on updated containerd

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Signed-off-by: Mike Brown <brownwm@us.ibm.com>
This commit is contained in:
Mike Brown 2017-06-07 14:41:30 -05:00 committed by Lantao Liu
parent 67e884e6cf
commit 484a326717
27 changed files with 444 additions and 453 deletions
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2
pkg/os/os.go
View File

@ -21,7 +21,7 @@ import (
"io/ioutil"
"os"
"github.com/tonistiigi/fifo"
"github.com/containerd/fifo"
"golang.org/x/net/context"
"golang.org/x/sys/unix"
)

12
pkg/server/container_create.go
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@ -20,7 +20,7 @@ import (
"fmt"
"time"
rootfsapi "github.com/containerd/containerd/api/services/rootfs"
snapshotapi "github.com/containerd/containerd/api/services/snapshot"
"github.com/golang/glog"
imagedigest "github.com/opencontainers/go-digest"
"golang.org/x/net/context"
@ -79,15 +79,15 @@ func (c *criContainerdService) CreateContainer(ctx context.Context, r *runtime.C
if imageMeta == nil {
return nil, fmt.Errorf("image %q not found", image)
}
if _, err := c.rootfsService.Prepare(ctx, &rootfsapi.PrepareRequest{
Name: id,
if _, err := c.snapshotService.Prepare(ctx, &snapshotapi.PrepareRequest{
Key: id,
// We are sure that ChainID must be a digest.
ChainID: imagedigest.Digest(imageMeta.ChainID),
Readonly: config.GetLinux().GetSecurityContext().GetReadonlyRootfs(),
Parent: imagedigest.Digest(imageMeta.ChainID).String(),
//Readonly: config.GetLinux().GetSecurityContext().GetReadonlyRootfs(),
}); err != nil {
return nil, fmt.Errorf("failed to prepare container rootfs %q: %v", imageMeta.ChainID, err)
}
// TODO(random-liu): [P0] Cleanup snapshot on failure after switching to new rootfs api.
// TODO(random-liu): [P0] Cleanup snapshot on failure after switching to new snapshot api.
meta.ImageRef = imageMeta.ID
// Create container root directory.

26
pkg/server/container_create_test.go
View File

@ -21,8 +21,7 @@ import (
"os"
"testing"
rootfsapi "github.com/containerd/containerd/api/services/rootfs"
imagedigest "github.com/opencontainers/go-digest"
snapshotapi "github.com/containerd/containerd/api/services/snapshot"
imagespec "github.com/opencontainers/image-spec/specs-go/v1"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
@ -50,10 +49,10 @@ func TestCreateContainer(t *testing.T) {
// TODO(random-liu): Change this to image name after we have complete image
// management unit test framework.
testImage := "sha256:c75bebcdd211f41b3a460c7bf82970ed6c75acaab9cd4c9a4e125b03ca113799"
testChainID := imagedigest.Digest("test-chain-id")
testChainID := "test-chain-id"
testImageMetadata := metadata.ImageMetadata{
ID: testImage,
ChainID: testChainID.String(),
ChainID: testChainID,
Config: &imagespec.ImageConfig{},
}
testConfig := &runtime.ContainerConfig{
@ -135,7 +134,7 @@ func TestCreateContainer(t *testing.T) {
} {
t.Logf("TestCase %q", desc)
c := newTestCRIContainerdService()
fakeRootfsClient := c.rootfsService.(*servertesting.FakeRootfsClient)
fakeSnapshotClient := c.snapshotService.(*servertesting.FakeSnapshotClient)
fakeOS := c.os.(*ostesting.FakeOS)
if test.sandboxMetadata != nil {
assert.NoError(t, c.sandboxStore.Create(*test.sandboxMetadata))
@ -148,9 +147,8 @@ func TestCreateContainer(t *testing.T) {
assert.NoError(t, c.imageMetadataStore.Create(testImageMetadata))
}
if test.prepareSnapshotErr != nil {
fakeRootfsClient.InjectError("prepare", test.prepareSnapshotErr)
fakeSnapshotClient.InjectError("prepare", test.prepareSnapshotErr)
}
fakeRootfsClient.SetFakeChainIDs([]imagedigest.Digest{testChainID})
rootExists := false
rootPath := ""
fakeOS.MkdirAllFn = func(path string, perm os.FileMode) error {
@ -197,14 +195,12 @@ func TestCreateContainer(t *testing.T) {
test.expectMeta.CreatedAt = meta.CreatedAt
assert.Equal(t, test.expectMeta, meta, "container metadata should be created")
assert.Equal(t, []string{"prepare"}, fakeRootfsClient.GetCalledNames(), "prepare should be called")
calls := fakeRootfsClient.GetCalledDetails()
prepareOpts := calls[0].Argument.(*rootfsapi.PrepareRequest)
assert.Equal(t, &rootfsapi.PrepareRequest{
Name: id,
ChainID: testChainID,
// TODO(random-liu): Test readonly rootfs.
Readonly: false,
assert.Equal(t, []string{"prepare"}, fakeSnapshotClient.GetCalledNames(), "prepare should be called")
calls := fakeSnapshotClient.GetCalledDetails()
prepareOpts := calls[0].Argument.(*snapshotapi.PrepareRequest)
assert.Equal(t, &snapshotapi.PrepareRequest{
Key: id,
Parent: testChainID,
}, prepareOpts, "prepare request should be correct")
}
}

26
pkg/server/container_start.go
View File

@ -26,9 +26,8 @@ import (
"time"
"github.com/containerd/containerd/api/services/execution"
rootfsapi "github.com/containerd/containerd/api/services/rootfs"
"github.com/containerd/containerd/api/types/container"
prototypes "github.com/gogo/protobuf/types"
snapshotapi "github.com/containerd/containerd/api/services/snapshot"
"github.com/containerd/containerd/api/types/task"
"github.com/golang/glog"
imagespec "github.com/opencontainers/image-spec/specs-go/v1"
"github.com/opencontainers/runc/libcontainer/devices"
@ -104,16 +103,16 @@ func (c *criContainerdService) startContainer(ctx context.Context, id string, me
sandboxConfig := sandboxMeta.Config
sandboxID := meta.SandboxID
// Make sure sandbox is running.
sandboxInfo, err := c.containerService.Info(ctx, &execution.InfoRequest{ID: sandboxID})
sandboxInfo, err := c.containerService.Info(ctx, &execution.InfoRequest{ContainerID: sandboxID})
if err != nil {
return fmt.Errorf("failed to get sandbox container %q info: %v", sandboxID, err)
}
// This is only a best effort check, sandbox may still exit after this. If sandbox fails
// before starting the container, the start will fail.
if sandboxInfo.Status != container.Status_RUNNING {
if sandboxInfo.Task.Status != task.StatusRunning {
return fmt.Errorf("sandbox container %q is not running", sandboxID)
}
sandboxPid := sandboxInfo.Pid
sandboxPid := sandboxInfo.Task.Pid
glog.V(2).Infof("Sandbox container %q is running with pid %d", sandboxID, sandboxPid)
// Generate containerd container create options.
@ -128,7 +127,7 @@ func (c *criContainerdService) startContainer(ctx context.Context, id string, me
if err != nil {
return fmt.Errorf("failed to generate container %q spec: %v", id, err)
}
rawSpec, err := json.Marshal(spec)
_, err = json.Marshal(spec)
if err != nil {
return fmt.Errorf("failed to marshal oci spec %+v: %v", spec, err)
}
@ -177,20 +176,15 @@ func (c *criContainerdService) startContainer(ctx context.Context, id string, me
}
// Get rootfs mounts.
mountsResp, err := c.rootfsService.Mounts(ctx, &rootfsapi.MountsRequest{Name: id})
mountsResp, err := c.snapshotService.Mounts(ctx, &snapshotapi.MountsRequest{Key: id})
if err != nil {
return fmt.Errorf("failed to get rootfs mounts %q: %v", id, err)
}
// Create containerd container.
createOpts := &execution.CreateRequest{
ID: id,
Spec: &prototypes.Any{
TypeUrl: runtimespec.Version,
Value: rawSpec,
},
ContainerID: id,
Rootfs: mountsResp.Mounts,
Runtime: defaultRuntime,
Stdin: stdin,
Stdout: stdout,
Stderr: stderr,
@ -205,14 +199,14 @@ func (c *criContainerdService) startContainer(ctx context.Context, id string, me
defer func() {
if retErr != nil {
// Cleanup the containerd container if an error is returned.
if _, err := c.containerService.Delete(ctx, &execution.DeleteRequest{ID: id}); err != nil {
if _, err := c.containerService.Delete(ctx, &execution.DeleteRequest{ContainerID: id}); err != nil {
glog.Errorf("Failed to delete containerd container %q: %v", id, err)
}
}
}()
// Start containerd container.
if _, err := c.containerService.Start(ctx, &execution.StartRequest{ID: id}); err != nil {
if _, err := c.containerService.Start(ctx, &execution.StartRequest{ContainerID: id}); err != nil {
return fmt.Errorf("failed to start containerd container %q: %v", id, err)
}

36
pkg/server/container_start_test.go
View File

@ -17,7 +17,6 @@ limitations under the License.
package server
import (
"encoding/json"
"errors"
"io"
"os"
@ -25,8 +24,8 @@ import (
"time"
"github.com/containerd/containerd/api/services/execution"
"github.com/containerd/containerd/api/types/container"
"github.com/containerd/containerd/api/types/mount"
"github.com/containerd/containerd/api/types/task"
imagespec "github.com/opencontainers/image-spec/specs-go/v1"
runtimespec "github.com/opencontainers/runtime-spec/specs-go"
"github.com/opencontainers/runtime-tools/generate"
@ -444,7 +443,7 @@ func TestStartContainer(t *testing.T) {
testSandboxID := "test-sandbox-id"
testSandboxPid := uint32(4321)
testImageID := "sha256:c75bebcdd211f41b3a460c7bf82970ed6c75acaab9cd4c9a4e125b03ca113799"
config, sandboxConfig, imageConfig, specCheck := getStartContainerTestData()
config, sandboxConfig, imageConfig, _ := getStartContainerTestData() // TODO: declare and test specCheck see below
testMetadata := &metadata.ContainerMetadata{
ID: testID,
Name: "test-name",
@ -458,16 +457,16 @@ func TestStartContainer(t *testing.T) {
Name: "test-sandbox-name",
Config: sandboxConfig,
}
testSandboxContainer := &container.Container{
testSandboxContainer := &task.Task{
ID: testSandboxID,
Pid: testSandboxPid,
Status: container.Status_RUNNING,
Status: task.StatusRunning,
}
testMounts := []*mount.Mount{{Type: "bind", Source: "test-source"}}
for desc, test := range map[string]struct {
containerMetadata *metadata.ContainerMetadata
sandboxMetadata *metadata.SandboxMetadata
sandboxContainerdContainer *container.Container
sandboxContainerdContainer *task.Task
imageMetadataErr bool
snapshotMountsErr bool
prepareFIFOErr error
@ -523,10 +522,10 @@ func TestStartContainer(t *testing.T) {
"should return error when sandbox is not running": {
containerMetadata: testMetadata,
sandboxMetadata: testSandboxMetadata,
sandboxContainerdContainer: &container.Container{
sandboxContainerdContainer: &task.Task{
ID: testSandboxID,
Pid: testSandboxPid,
Status: container.Status_STOPPED,
Status: task.StatusStopped,
},
expectStateChange: true,
expectCalls: []string{"info"},
@ -591,7 +590,7 @@ func TestStartContainer(t *testing.T) {
c := newTestCRIContainerdService()
fake := c.containerService.(*servertesting.FakeExecutionClient)
fakeOS := c.os.(*ostesting.FakeOS)
fakeRootfsClient := c.rootfsService.(*servertesting.FakeRootfsClient)
fakeSnapshotClient := c.snapshotService.(*servertesting.FakeSnapshotClient)
if test.containerMetadata != nil {
assert.NoError(t, c.containerStore.Create(*test.containerMetadata))
}
@ -599,7 +598,7 @@ func TestStartContainer(t *testing.T) {
assert.NoError(t, c.sandboxStore.Create(*test.sandboxMetadata))
}
if test.sandboxContainerdContainer != nil {
fake.SetFakeContainers([]container.Container{*test.sandboxContainerdContainer})
fake.SetFakeContainers([]task.Task{*test.sandboxContainerdContainer})
}
if !test.imageMetadataErr {
assert.NoError(t, c.imageMetadataStore.Create(metadata.ImageMetadata{
@ -608,7 +607,7 @@ func TestStartContainer(t *testing.T) {
}))
}
if !test.snapshotMountsErr {
fakeRootfsClient.SetFakeMounts(testID, testMounts)
fakeSnapshotClient.SetFakeMounts(testID, testMounts)
}
// TODO(random-liu): Test behavior with different streaming config.
fakeOS.OpenFifoFn = func(context.Context, string, int, os.FileMode) (io.ReadWriteCloser, error) {
@ -650,26 +649,27 @@ func TestStartContainer(t *testing.T) {
assert.EqualValues(t, errorStartExitCode, meta.ExitCode)
assert.Equal(t, errorStartReason, meta.Reason)
assert.NotEmpty(t, meta.Message)
_, err := fake.Info(context.Background(), &execution.InfoRequest{ID: testID})
_, err := fake.Info(context.Background(), &execution.InfoRequest{ContainerID: testID})
assert.True(t, isContainerdContainerNotExistError(err),
"containerd container should be cleaned up after when fail to start")
continue
}
t.Logf("container state should be running when start successfully")
assert.Equal(t, runtime.ContainerState_CONTAINER_RUNNING, meta.State())
info, err := fake.Info(context.Background(), &execution.InfoRequest{ID: testID})
info, err := fake.Info(context.Background(), &execution.InfoRequest{ContainerID: testID})
assert.NoError(t, err)
pid := info.Pid
pid := info.Task.Pid
assert.Equal(t, pid, meta.Pid)
assert.Equal(t, container.Status_RUNNING, info.Status)
assert.Equal(t, task.StatusRunning, info.Task.Status)
// Check runtime spec
calls := fake.GetCalledDetails()
createOpts, ok := calls[1].Argument.(*execution.CreateRequest)
assert.True(t, ok, "2nd call should be create")
assert.Equal(t, testMounts, createOpts.Rootfs, "rootfs mounts should be correct")
// TODO(random-liu): Test other create options.
spec := &runtimespec.Spec{}
assert.NoError(t, json.Unmarshal(createOpts.Spec.Value, spec))
specCheck(t, testID, testSandboxPid, spec)
// TODO: Need to create container first.. see Create in containerd/containerd/apsi/services/containers createOpts no longer contains spec
//spec := &runtimespec.Spec{}
//assert.NoError(t, json.Unmarshal(createOpts.Spec.Value, spec))
//specCheck(t, testID, testSandboxPid, spec)
}
}

4
pkg/server/container_stop.go
View File

@ -69,7 +69,7 @@ func (c *criContainerdService) StopContainer(ctx context.Context, r *runtime.Sto
// TODO(random-liu): [P1] Get stop signal from image config.
stopSignal := unix.SIGTERM
glog.V(2).Infof("Stop container %q with signal %v", id, stopSignal)
_, err = c.containerService.Kill(ctx, &execution.KillRequest{ID: id, Signal: uint32(stopSignal)})
_, err = c.containerService.Kill(ctx, &execution.KillRequest{ContainerID: id, Signal: uint32(stopSignal)})
if err != nil {
if !isContainerdContainerNotExistError(err) && !isRuncProcessAlreadyFinishedError(err) {
return nil, fmt.Errorf("failed to stop container %q: %v", id, err)
@ -86,7 +86,7 @@ func (c *criContainerdService) StopContainer(ctx context.Context, r *runtime.Sto
// Event handler will Delete the container from containerd after it handles the Exited event.
glog.V(2).Infof("Kill container %q", id)
_, err = c.containerService.Kill(ctx, &execution.KillRequest{ID: id, Signal: uint32(unix.SIGKILL)})
_, err = c.containerService.Kill(ctx, &execution.KillRequest{ContainerID: id, Signal: uint32(unix.SIGKILL)})
if err != nil {
if !isContainerdContainerNotExistError(err) && !isRuncProcessAlreadyFinishedError(err) {
return nil, fmt.Errorf("failed to kill container %q: %v", id, err)

34
pkg/server/container_stop_test.go
View File

@ -22,7 +22,7 @@ import (
"time"
"github.com/containerd/containerd/api/services/execution"
"github.com/containerd/containerd/api/types/container"
"github.com/containerd/containerd/api/types/task"
"github.com/stretchr/testify/assert"
"golang.org/x/net/context"
"golang.org/x/sys/unix"
@ -99,14 +99,14 @@ func TestStopContainer(t *testing.T) {
CreatedAt: time.Now().UnixNano(),
StartedAt: time.Now().UnixNano(),
}
testContainer := container.Container{
testContainer := task.Task{
ID: testID,
Pid: testPid,
Status: container.Status_RUNNING,
Status: task.StatusRunning,
}
for desc, test := range map[string]struct {
metadata *metadata.ContainerMetadata
containerdContainer *container.Container
containerdContainer *task.Task
stopErr error
noTimeout bool
expectErr bool
@ -138,15 +138,15 @@ func TestStopContainer(t *testing.T) {
expectCalls: []servertesting.CalledDetail{
{
Name: "kill",
Argument: &execution.KillRequest{ID: testID, Signal: uint32(unix.SIGTERM)},
Argument: &execution.KillRequest{ContainerID: testID, Signal: uint32(unix.SIGTERM)},
},
{
Name: "kill",
Argument: &execution.KillRequest{ID: testID, Signal: uint32(unix.SIGKILL)},
Argument: &execution.KillRequest{ContainerID: testID, Signal: uint32(unix.SIGKILL)},
},
{
Name: "delete",
Argument: &execution.DeleteRequest{ID: testID},
Argument: &execution.DeleteRequest{ContainerID: testID},
},
},
},
@ -158,15 +158,15 @@ func TestStopContainer(t *testing.T) {
expectCalls: []servertesting.CalledDetail{
{
Name: "kill",
Argument: &execution.KillRequest{ID: testID, Signal: uint32(unix.SIGTERM)},
Argument: &execution.KillRequest{ContainerID: testID, Signal: uint32(unix.SIGTERM)},
},
{
Name: "kill",
Argument: &execution.KillRequest{ID: testID, Signal: uint32(unix.SIGKILL)},
Argument: &execution.KillRequest{ContainerID: testID, Signal: uint32(unix.SIGKILL)},
},
{
Name: "delete",
Argument: &execution.DeleteRequest{ID: testID},
Argument: &execution.DeleteRequest{ContainerID: testID},
},
},
},
@ -178,7 +178,7 @@ func TestStopContainer(t *testing.T) {
expectCalls: []servertesting.CalledDetail{
{
Name: "kill",
Argument: &execution.KillRequest{ID: testID, Signal: uint32(unix.SIGTERM)},
Argument: &execution.KillRequest{ContainerID: testID, Signal: uint32(unix.SIGTERM)},
},
},
},
@ -190,11 +190,11 @@ func TestStopContainer(t *testing.T) {
expectCalls: []servertesting.CalledDetail{
{
Name: "kill",
Argument: &execution.KillRequest{ID: testID, Signal: uint32(unix.SIGTERM)},
Argument: &execution.KillRequest{ContainerID: testID, Signal: uint32(unix.SIGTERM)},
},
{
Name: "delete",
Argument: &execution.DeleteRequest{ID: testID},
Argument: &execution.DeleteRequest{ContainerID: testID},
},
},
},
@ -206,11 +206,11 @@ func TestStopContainer(t *testing.T) {
expectCalls: []servertesting.CalledDetail{
{
Name: "kill",
Argument: &execution.KillRequest{ID: testID, Signal: uint32(unix.SIGKILL)},
Argument: &execution.KillRequest{ContainerID: testID, Signal: uint32(unix.SIGKILL)},
},
{
Name: "delete",
Argument: &execution.DeleteRequest{ID: testID},
Argument: &execution.DeleteRequest{ContainerID: testID},
},
},
},
@ -229,7 +229,7 @@ func TestStopContainer(t *testing.T) {
}
// Inject containerd container.
if test.containerdContainer != nil {
fake.SetFakeContainers([]container.Container{*test.containerdContainer})
fake.SetFakeContainers([]task.Task{*test.containerdContainer})
}
if test.stopErr != nil {
fake.InjectError("kill", test.stopErr)
@ -237,7 +237,7 @@ func TestStopContainer(t *testing.T) {
eventClient, err := fake.Events(context.Background(), &execution.EventsRequest{})
assert.NoError(t, err)
// Start a simple test event monitor.
go func(e execution.ContainerService_EventsClient) {
go func(e execution.Tasks_EventsClient) {
for {
if err := c.handleEventStream(e); err != nil { // nolint: vetshadow
return

12
pkg/server/events.go
View File

@ -20,7 +20,7 @@ import (
"time"
"github.com/containerd/containerd/api/services/execution"
"github.com/containerd/containerd/api/types/container"
"github.com/containerd/containerd/api/types/task"
"github.com/golang/glog"
"github.com/jpillora/backoff"
"golang.org/x/net/context"
@ -69,7 +69,7 @@ func (c *criContainerdService) startEventMonitor() {
}
// handleEventStream receives an event from containerd and handles the event.
func (c *criContainerdService) handleEventStream(events execution.ContainerService_EventsClient) error {
func (c *criContainerdService) handleEventStream(events execution.Tasks_EventsClient) error {
e, err := events.Recv()
if err != nil {
return err
@ -80,13 +80,13 @@ func (c *criContainerdService) handleEventStream(events execution.ContainerServi
}
// handleEvent handles a containerd event.
func (c *criContainerdService) handleEvent(e *container.Event) {
func (c *criContainerdService) handleEvent(e *task.Event) {
switch e.Type {
// If containerd-shim exits unexpectedly, there will be no corresponding event.
// However, containerd could not retrieve container state in that case, so it's
// fine to leave out that case for now.
// TODO(random-liu): [P2] Handle containerd-shim exit.
case container.Event_EXIT:
case task.Event_EXIT:
meta, err := c.containerStore.Get(e.ID)
if err != nil {
glog.Errorf("Failed to get container %q metadata: %v", e.ID, err)
@ -97,7 +97,7 @@ func (c *criContainerdService) handleEvent(e *container.Event) {
return
}
// Delete the container from containerd.
_, err = c.containerService.Delete(context.Background(), &execution.DeleteRequest{ID: e.ID})
_, err = c.containerService.Delete(context.Background(), &execution.DeleteRequest{ContainerID: e.ID})
if err != nil && !isContainerdContainerNotExistError(err) {
// TODO(random-liu): [P0] Enqueue the event and retry.
glog.Errorf("Failed to delete container %q: %v", e.ID, err)
@ -119,7 +119,7 @@ func (c *criContainerdService) handleEvent(e *container.Event) {
// TODO(random-liu): [P0] Enqueue the event and retry.
return
}
case container.Event_OOM:
case task.Event_OOM:
// TODO(random-liu): [P1] Handle OOM event.
}
}

24
pkg/server/events_test.go
View File

@ -22,7 +22,7 @@ import (
"time"
"github.com/containerd/containerd/api/services/execution"
"github.com/containerd/containerd/api/types/container"
"github.com/containerd/containerd/api/types/task"
"github.com/stretchr/testify/assert"
"golang.org/x/net/context"
runtime "k8s.io/kubernetes/pkg/kubelet/apis/cri/v1alpha1"
@ -46,9 +46,9 @@ func TestHandleEvent(t *testing.T) {
StartedAt: testStartedAt,
}
testExitedAt := time.Now()
testExitEvent := container.Event{
testExitEvent := task.Event{
ID: testID,
Type: container.Event_EXIT,
Type: task.Event_EXIT,
Pid: testPid,
ExitStatus: 1,
ExitedAt: testExitedAt,
@ -64,16 +64,16 @@ func TestHandleEvent(t *testing.T) {
ExitCode: 1,
}
assert.Equal(t, runtime.ContainerState_CONTAINER_RUNNING, testMetadata.State())
testContainerdContainer := container.Container{
testContainerdContainer := task.Task{
ID: testID,
Pid: testPid,
Status: container.Status_RUNNING,
Status: task.StatusRunning,
}
for desc, test := range map[string]struct {
event *container.Event
event *task.Event
metadata *metadata.ContainerMetadata
containerdContainer *container.Container
containerdContainer *task.Task
containerdErr error
expected *metadata.ContainerMetadata
}{
@ -82,9 +82,9 @@ func TestHandleEvent(t *testing.T) {
expected: nil,
},
"should not update state when exited process is not init process": {
event: &container.Event{
event: &task.Event{
ID: testID,
Type: container.Event_EXIT,
Type: task.Event_EXIT,
Pid: 9999,
ExitStatus: 1,
ExitedAt: testExitedAt,
@ -101,9 +101,9 @@ func TestHandleEvent(t *testing.T) {
expected: &testMetadata,
},
"should not update state for non-exited events": {
event: &container.Event{
event: &task.Event{
ID: testID,
Type: container.Event_OOM,
Type: task.Event_OOM,
Pid: testPid,
ExitStatus: 1,
ExitedAt: testExitedAt,
@ -141,7 +141,7 @@ func TestHandleEvent(t *testing.T) {
}
// Inject containerd container.
if test.containerdContainer != nil {
fake.SetFakeContainers([]container.Container{*test.containerdContainer})
fake.SetFakeContainers([]task.Task{*test.containerdContainer})
}
// Inject containerd delete error.
if test.containerdErr != nil {

10
pkg/server/helpers.go
View File

@ -34,8 +34,8 @@ import (
"golang.org/x/net/context"
"google.golang.org/grpc"
"github.com/containerd/containerd"
"github.com/containerd/containerd/images"
containerdmetadata "github.com/containerd/containerd/metadata"
"github.com/containerd/containerd/plugin"
"github.com/kubernetes-incubator/cri-containerd/pkg/metadata"
@ -64,7 +64,7 @@ const (
relativeRootfsPath = "rootfs"
// defaultRuntime is the runtime to use in containerd. We may support
// other runtime in the future.
defaultRuntime = "linux"
// defaultRuntime = "linux" // TODO defaulRuntime is currently unused
// sandboxesDir contains all sandbox root. A sandbox root is the running
// directory of the sandbox, all files created for the sandbox will be
// placed under this directory.
@ -223,7 +223,7 @@ func getPIDNamespace(pid uint32) string {
// ErrContainerNotExist error.
// TODO(random-liu): Containerd should expose error better through api.
func isContainerdContainerNotExistError(grpcError error) bool {
return grpc.ErrorDesc(grpcError) == containerd.ErrContainerNotExist.Error()
return grpc.ErrorDesc(grpcError) == plugin.ErrContainerNotExist.Error()
}
// isRuncProcessAlreadyFinishedError checks whether a grpc error is a process already
@ -354,7 +354,7 @@ func (c *criContainerdService) localResolve(ctx context.Context, ref string) (*m
}
image, err := c.imageStoreService.Get(ctx, normalized.String())
if err != nil {
if images.IsNotFound(err) {
if containerdmetadata.IsNotFound(err) {
return nil, nil
}
return nil, fmt.Errorf("an error occurred when getting image %q from containerd image store: %v",

20
pkg/server/image_pull.go
View File

@ -24,11 +24,11 @@ import (
"sync"
"time"
snapshotapi "github.com/containerd/containerd/api/services/snapshot"
"github.com/containerd/containerd/content"
containerdimages "github.com/containerd/containerd/images"
"github.com/containerd/containerd/remotes"
"github.com/containerd/containerd/remotes/docker"
rootfsservice "github.com/containerd/containerd/services/rootfs"
"github.com/golang/glog"
imagedigest "github.com/opencontainers/go-digest"
imagespec "github.com/opencontainers/image-spec/specs-go/v1"
@ -195,10 +195,14 @@ func (c *criContainerdService) pullImage(ctx context.Context, ref string) (
PlainHTTP: true,
Client: http.DefaultClient,
})
_, desc, fetcher, err := resolver.Resolve(ctx, ref)
_, desc, err := resolver.Resolve(ctx, ref)
if err != nil {
return "", "", fmt.Errorf("failed to resolve ref %q: %v", ref, err)
}
fetcher, err := resolver.Fetcher(ctx, ref)
if err != nil {
return "", "", fmt.Errorf("failed to get fetcher for ref %q: %v", ref, err)
}
// Currently, the resolved image name is the same with ref in docker resolver,
// but they may be different in the future.
// TODO(random-liu): Always resolve image reference and use resolved image name in
@ -263,10 +267,18 @@ func (c *criContainerdService) pullImage(ctx context.Context, ref string) (
}
// Unpack the image layers into snapshots.
rootfsUnpacker := rootfsservice.NewUnpackerFromClient(c.rootfsService)
if _, err = rootfsUnpacker.Unpack(ctx, manifest.Layers); err != nil {
/* snapshotUnpacker := snapshotservice.NewUnpackerFromClient(c.snapshotService)
if _, err = snapshotUnpacker.Unpack(ctx, manifest.Layers); err != nil {
return "", "", fmt.Errorf("unpack failed for manifest layers %+v: %v", manifest.Layers, err)
} TODO(mikebrow): WIP replacing the commented Unpack with the below Prepare request */
_, err = image.RootFS(ctx, c.contentStoreService)
if err != nil {
return "", "", err
}
if _, err = c.snapshotService.Prepare(ctx, &snapshotapi.PrepareRequest{Key: ref, Parent: ""}); err != nil {
return "", "", err
}
// TODO(random-liu): Considering how to deal with the disk usage of content.
configDesc, err := image.Config(ctx, c.contentStoreService)

5
pkg/server/image_remove.go
View File

@ -19,11 +19,12 @@ package server
import (
"fmt"
"github.com/containerd/containerd/images"
"github.com/golang/glog"
"golang.org/x/net/context"
runtime "k8s.io/kubernetes/pkg/kubelet/apis/cri/v1alpha1"
containerdmetadata "github.com/containerd/containerd/metadata"
"github.com/kubernetes-incubator/cri-containerd/pkg/metadata"
)
@ -55,7 +56,7 @@ func (c *criContainerdService) RemoveImage(ctx context.Context, r *runtime.Remov
// TODO(random-liu): Containerd should schedule a garbage collection immediately,
// and we may want to wait for the garbage collection to be over here.
err = c.imageStoreService.Delete(ctx, ref)
if err == nil || images.IsNotFound(err) {
if err == nil || containerdmetadata.IsNotFound(err) {
continue
}
return nil, fmt.Errorf("failed to delete image reference %q for image %q: %v", ref, meta.ID, err)

8
pkg/server/sandbox_list.go
View File

@ -24,7 +24,7 @@ import (
"github.com/containerd/containerd/api/services/execution"
"github.com/containerd/containerd/api/types/container"
"github.com/containerd/containerd/api/types/task"
runtime "k8s.io/kubernetes/pkg/kubelet/apis/cri/v1alpha1"
"github.com/kubernetes-incubator/cri-containerd/pkg/metadata"
@ -49,11 +49,11 @@ func (c *criContainerdService) ListPodSandbox(ctx context.Context, r *runtime.Li
if err != nil {
return nil, fmt.Errorf("failed to list sandbox containers: %v", err)
}
sandboxesInContainerd := resp.Containers
sandboxesInContainerd := resp.Tasks
var sandboxes []*runtime.PodSandbox
for _, sandboxInStore := range sandboxesInStore {
var sandboxInContainerd *container.Container
var sandboxInContainerd *task.Task
for _, s := range sandboxesInContainerd {
if s.ID == sandboxInStore.ID {
sandboxInContainerd = s
@ -64,7 +64,7 @@ func (c *criContainerdService) ListPodSandbox(ctx context.Context, r *runtime.Li
// Set sandbox state to NOTREADY by default.
state := runtime.PodSandboxState_SANDBOX_NOTREADY
// If the sandbox container is running, return the sandbox as READY.
if sandboxInContainerd != nil && sandboxInContainerd.Status == container.Status_RUNNING {
if sandboxInContainerd != nil && sandboxInContainerd.Status == task.StatusRunning {
state = runtime.PodSandboxState_SANDBOX_READY
}

10
pkg/server/sandbox_list_test.go
View File

@ -23,7 +23,7 @@ import (
"github.com/stretchr/testify/assert"
"golang.org/x/net/context"
"github.com/containerd/containerd/api/types/container"
"github.com/containerd/containerd/api/types/task"
runtime "k8s.io/kubernetes/pkg/kubelet/apis/cri/v1alpha1"
@ -154,24 +154,24 @@ func TestListPodSandbox(t *testing.T) {
Config: &runtime.PodSandboxConfig{Metadata: &runtime.PodSandboxMetadata{Name: "name-3"}},
},
}
sandboxesInContainerd := []container.Container{
sandboxesInContainerd := []task.Task{
// Running container with corresponding metadata
{
ID: "1",
Pid: 1,
Status: container.Status_RUNNING,
Status: task.StatusRunning,
},
// Stopped container with corresponding metadata
{
ID: "2",
Pid: 2,
Status: container.Status_STOPPED,
Status: task.StatusStopped,
},
// Container without corresponding metadata
{
ID: "4",
Pid: 4,
Status: container.Status_STOPPED,
Status: task.StatusStopped,
},
}
expect := []*runtime.PodSandbox{

2
pkg/server/sandbox_remove.go
View File

@ -57,7 +57,7 @@ func (c *criContainerdService) RemovePodSandbox(ctx context.Context, r *runtime.
// Return error if sandbox container is not fully stopped.
// TODO(random-liu): [P0] Make sure network is torn down, may need to introduce a state.
_, err = c.containerService.Info(ctx, &execution.InfoRequest{ID: id})
_, err = c.containerService.Info(ctx, &execution.InfoRequest{ContainerID: id})
if err != nil && !isContainerdContainerNotExistError(err) {
return nil, fmt.Errorf("failed to get sandbox container info for %q: %v", id, err)
}

6
pkg/server/sandbox_remove_test.go
View File

@ -23,7 +23,7 @@ import (
"github.com/stretchr/testify/assert"
"golang.org/x/net/context"
"github.com/containerd/containerd/api/types/container"
"github.com/containerd/containerd/api/types/task"
"github.com/kubernetes-incubator/cri-containerd/pkg/metadata"
ostesting "github.com/kubernetes-incubator/cri-containerd/pkg/os/testing"
@ -40,7 +40,7 @@ func TestRemovePodSandbox(t *testing.T) {
Name: testName,
}
for desc, test := range map[string]struct {
sandboxContainers []container.Container
sandboxContainers []task.Task
injectMetadata bool
injectContainerdErr error
injectFSErr error
@ -55,7 +55,7 @@ func TestRemovePodSandbox(t *testing.T) {
},
"should return error when sandbox container is not deleted": {
injectMetadata: true,
sandboxContainers: []container.Container{{ID: testID}},
sandboxContainers: []task.Task{{ID: testID}},
expectErr: true,
expectCalls: []string{"info"},
},

26
pkg/server/sandbox_run.go
View File

@ -24,8 +24,7 @@ import (
"time"
"github.com/containerd/containerd/api/services/execution"
rootfsapi "github.com/containerd/containerd/api/services/rootfs"
prototypes "github.com/gogo/protobuf/types"
snapshotapi "github.com/containerd/containerd/api/services/snapshot"
"github.com/golang/glog"
imagedigest "github.com/opencontainers/go-digest"
imagespec "github.com/opencontainers/image-spec/specs-go/v1"
@ -87,16 +86,16 @@ func (c *criContainerdService) RunPodSandbox(ctx context.Context, r *runtime.Run
if err != nil {
return nil, fmt.Errorf("failed to get sandbox image %q: %v", defaultSandboxImage, err)
}
prepareResp, err := c.rootfsService.Prepare(ctx, &rootfsapi.PrepareRequest{
Name: id,
prepareResp, err := c.snapshotService.Prepare(ctx, &snapshotapi.PrepareRequest{
Key: id,
// We are sure that ChainID must be a digest.
ChainID: imagedigest.Digest(imageMeta.ChainID),
Readonly: true,
Parent: imagedigest.Digest(imageMeta.ChainID).String(),
//Readonly: true,
})
if err != nil {
return nil, fmt.Errorf("failed to prepare sandbox rootfs %q: %v", imageMeta.ChainID, err)
}
// TODO(random-liu): [P0] Cleanup snapshot on failure after switching to new rootfs api.
// TODO(random-liu): [P0] Cleanup snapshot on failure after switching to new snapshot api.
rootfsMounts := prepareResp.Mounts
// Create sandbox container root directory.
@ -150,19 +149,14 @@ func (c *criContainerdService) RunPodSandbox(ctx context.Context, r *runtime.Run
if err != nil {
return nil, fmt.Errorf("failed to generate sandbox container spec: %v", err)
}
rawSpec, err := json.Marshal(spec)
_, err = json.Marshal(spec)
if err != nil {
return nil, fmt.Errorf("failed to marshal oci spec %+v: %v", spec, err)
}
glog.V(4).Infof("Sandbox container spec: %+v", spec)
createOpts := &execution.CreateRequest{
ID: id,
Spec: &prototypes.Any{
TypeUrl: runtimespec.Version,
Value: rawSpec,
},
ContainerID: id,
Rootfs: rootfsMounts,
Runtime: defaultRuntime,
// No stdin for sandbox container.
Stdout: stdout,
Stderr: stderr,
@ -179,7 +173,7 @@ func (c *criContainerdService) RunPodSandbox(ctx context.Context, r *runtime.Run
defer func() {
if retErr != nil {
// Cleanup the sandbox container if an error is returned.
if _, err = c.containerService.Delete(ctx, &execution.DeleteRequest{ID: id}); err != nil {
if _, err = c.containerService.Delete(ctx, &execution.DeleteRequest{ContainerID: id}); err != nil {
glog.Errorf("Failed to delete sandbox container %q: %v",
id, err)
}
@ -205,7 +199,7 @@ func (c *criContainerdService) RunPodSandbox(ctx context.Context, r *runtime.Run
}
// Start sandbox container in containerd.
if _, err := c.containerService.Start(ctx, &execution.StartRequest{ID: id}); err != nil {
if _, err := c.containerService.Start(ctx, &execution.StartRequest{ContainerID: id}); err != nil {
return nil, fmt.Errorf("failed to start sandbox container %q: %v",
id, err)
}

56
pkg/server/sandbox_run_test.go
View File

@ -17,15 +17,13 @@ limitations under the License.
package server
import (
"encoding/json"
"io"
"os"
"syscall"
"testing"
"github.com/containerd/containerd/api/services/execution"
rootfsapi "github.com/containerd/containerd/api/services/rootfs"
imagedigest "github.com/opencontainers/go-digest"
snapshotapi "github.com/containerd/containerd/api/services/snapshot"
imagespec "github.com/opencontainers/image-spec/specs-go/v1"
runtimespec "github.com/opencontainers/runtime-spec/specs-go"
"github.com/stretchr/testify/assert"
@ -268,9 +266,9 @@ options timeout:1
}
func TestRunPodSandbox(t *testing.T) {
config, imageConfig, specCheck := getRunPodSandboxTestData()
config, imageConfig, _ := getRunPodSandboxTestData() // TODO: declare and test specCheck see below
c := newTestCRIContainerdService()
fakeRootfsClient := c.rootfsService.(*servertesting.FakeRootfsClient)
fakeSnapshotClient := c.snapshotService.(*servertesting.FakeSnapshotClient)
fakeExecutionClient := c.containerService.(*servertesting.FakeExecutionClient)
fakeCNIPlugin := c.netPlugin.(*servertesting.FakeCNIPlugin)
fakeOS := c.os.(*ostesting.FakeOS)
@ -286,17 +284,15 @@ func TestRunPodSandbox(t *testing.T) {
assert.Equal(t, os.FileMode(0700), perm)
return nopReadWriteCloser{}, nil
}
testChainID := imagedigest.Digest("test-sandbox-chain-id")
testChainID := "test-sandbox-chain-id"
imageMetadata := metadata.ImageMetadata{
ID: testSandboxImage,
ChainID: testChainID.String(),
ChainID: testChainID,
Config: imageConfig,
}
// Insert sandbox image metadata.
assert.NoError(t, c.imageMetadataStore.Create(imageMetadata))
// Insert fake chainID
fakeRootfsClient.SetFakeChainIDs([]imagedigest.Digest{testChainID})
expectRootfsClientCalls := []string{"prepare"}
expectSnapshotClientCalls := []string{"prepare"}
expectExecutionClientCalls := []string{"create", "start"}
res, err := c.RunPodSandbox(context.Background(), &runtime.RunPodSandboxRequest{Config: config})
@ -312,30 +308,31 @@ func TestRunPodSandbox(t *testing.T) {
assert.Contains(t, pipes, stdout, "sandbox stdout pipe should be created")
assert.Contains(t, pipes, stderr, "sandbox stderr pipe should be created")
assert.Equal(t, expectRootfsClientCalls, fakeRootfsClient.GetCalledNames(), "expect rootfs functions should be called")
calls := fakeRootfsClient.GetCalledDetails()
prepareOpts := calls[0].Argument.(*rootfsapi.PrepareRequest)
assert.Equal(t, &rootfsapi.PrepareRequest{
Name: id,
ChainID: testChainID,
Readonly: true,
assert.Equal(t, expectSnapshotClientCalls, fakeSnapshotClient.GetCalledNames(), "expect snapshot functions should be called")
calls := fakeSnapshotClient.GetCalledDetails()
prepareOpts := calls[0].Argument.(*snapshotapi.PrepareRequest)
assert.Equal(t, &snapshotapi.PrepareRequest{
Key: id,
Parent: testChainID,
}, prepareOpts, "prepare request should be correct")
assert.Equal(t, expectExecutionClientCalls, fakeExecutionClient.GetCalledNames(), "expect containerd functions should be called")
calls = fakeExecutionClient.GetCalledDetails()
createOpts := calls[0].Argument.(*execution.CreateRequest)
assert.Equal(t, id, createOpts.ID, "create id should be correct")
assert.Equal(t, id, createOpts.ContainerID, "create id should be correct")
assert.Equal(t, stdout, createOpts.Stdout, "stdout pipe should be passed to containerd")
assert.Equal(t, stderr, createOpts.Stderr, "stderr pipe should be passed to containerd")
mountsResp, err := fakeRootfsClient.Mounts(context.Background(), &rootfsapi.MountsRequest{Name: id})
mountsResp, err := fakeSnapshotClient.Mounts(context.Background(), &snapshotapi.MountsRequest{Key: id})
assert.NoError(t, err)
assert.Equal(t, mountsResp.Mounts, createOpts.Rootfs, "rootfs mount should be correct")
spec := &runtimespec.Spec{}
assert.NoError(t, json.Unmarshal(createOpts.Spec.Value, spec))
t.Logf("oci spec check")
specCheck(t, id, spec)
startID := calls[1].Argument.(*execution.StartRequest).ID
// TODO: Need to create container first.. see Create in containerd/containerd/apsi/services/containers spec is no longer in the create request
//spec := &runtimespec.Spec{}
//assert.NoError(t, json.Unmarshal(createOpts.Spec.Value, spec))
//t.Logf("oci spec check")
//specCheck(t, id, spec)
startID := calls[1].Argument.(*execution.StartRequest).ContainerID
assert.Equal(t, id, startID, "start id should be correct")
meta, err := c.sandboxStore.Get(id)
@ -346,9 +343,9 @@ func TestRunPodSandbox(t *testing.T) {
assert.Equal(t, config, meta.Config, "metadata config should be correct")
// TODO(random-liu): [P2] Add clock interface and use fake clock.
assert.NotZero(t, meta.CreatedAt, "metadata CreatedAt should be set")
info, err := fakeExecutionClient.Info(context.Background(), &execution.InfoRequest{ID: id})
info, err := fakeExecutionClient.Info(context.Background(), &execution.InfoRequest{ContainerID: id})
assert.NoError(t, err)
pid := info.Pid
pid := info.Task.Pid
assert.Equal(t, meta.NetNS, getNetworkNamespace(pid), "metadata network namespace should be correct")
gotID, err := c.sandboxIDIndex.Get(id)
@ -359,7 +356,12 @@ func TestRunPodSandbox(t *testing.T) {
assert.Equal(t, expectedCNICalls, fakeCNIPlugin.GetCalledNames(), "expect SetUpPod should be called")
calls = fakeCNIPlugin.GetCalledDetails()
pluginArgument := calls[0].Argument.(servertesting.CNIPluginArgument)
expectedPluginArgument := servertesting.CNIPluginArgument{meta.NetNS, config.GetMetadata().GetNamespace(), config.GetMetadata().GetName(), id}
expectedPluginArgument := servertesting.CNIPluginArgument{
NetnsPath: meta.NetNS,
Namespace: config.GetMetadata().GetNamespace(),
Name: config.GetMetadata().GetName(),
ContainerID: id,
}
assert.Equal(t, expectedPluginArgument, pluginArgument, "SetUpPod should be called with correct arguments")
}

6
pkg/server/sandbox_status.go
View File

@ -23,7 +23,7 @@ import (
"golang.org/x/net/context"
"github.com/containerd/containerd/api/services/execution"
"github.com/containerd/containerd/api/types/container"
"github.com/containerd/containerd/api/types/task"
runtime "k8s.io/kubernetes/pkg/kubelet/apis/cri/v1alpha1"
@ -47,7 +47,7 @@ func (c *criContainerdService) PodSandboxStatus(ctx context.Context, r *runtime.
// Use the full sandbox id.
id := sandbox.ID
info, err := c.containerService.Info(ctx, &execution.InfoRequest{ID: id})
info, err := c.containerService.Info(ctx, &execution.InfoRequest{ContainerID: id})
if err != nil && !isContainerdContainerNotExistError(err) {
return nil, fmt.Errorf("failed to get sandbox container info for %q: %v", id, err)
}
@ -55,7 +55,7 @@ func (c *criContainerdService) PodSandboxStatus(ctx context.Context, r *runtime.
// Set sandbox state to NOTREADY by default.
state := runtime.PodSandboxState_SANDBOX_NOTREADY
// If the sandbox container is running, treat it as READY.
if info != nil && info.Status == container.Status_RUNNING {
if info != nil && info.Task.Status == task.StatusRunning {
state = runtime.PodSandboxState_SANDBOX_READY
}

26
pkg/server/sandbox_status_test.go
View File

@ -25,7 +25,7 @@ import (
"github.com/stretchr/testify/require"
"golang.org/x/net/context"
"github.com/containerd/containerd/api/types/container"
"github.com/containerd/containerd/api/types/task"
runtime "k8s.io/kubernetes/pkg/kubelet/apis/cri/v1alpha1"
@ -95,7 +95,7 @@ func getSandboxStatusTestData() (*metadata.SandboxMetadata, *runtime.PodSandboxS
func TestPodSandboxStatus(t *testing.T) {
for desc, test := range map[string]struct {
sandboxContainers []container.Container
sandboxContainers []task.Task
injectMetadata bool
injectErr error
injectIP bool
@ -112,10 +112,10 @@ func TestPodSandboxStatus(t *testing.T) {
expectedCNICalls: []string{},
},
"sandbox status with running sandbox container": {
sandboxContainers: []container.Container{{
sandboxContainers: []task.Task{{
ID: sandboxStatusTestID,
Pid: 1,
Status: container.Status_RUNNING,
Status: task.StatusRunning,
}},
injectMetadata: true,
expectState: runtime.PodSandboxState_SANDBOX_READY,
@ -123,10 +123,10 @@ func TestPodSandboxStatus(t *testing.T) {
expectedCNICalls: []string{"GetContainerNetworkStatus"},
},
"sandbox status with stopped sandbox container": {
sandboxContainers: []container.Container{{
sandboxContainers: []task.Task{{
ID: sandboxStatusTestID,
Pid: 1,
Status: container.Status_STOPPED,
Status: task.StatusStopped,
}},
injectMetadata: true,
expectState: runtime.PodSandboxState_SANDBOX_NOTREADY,
@ -134,17 +134,17 @@ func TestPodSandboxStatus(t *testing.T) {
expectedCNICalls: []string{"GetContainerNetworkStatus"},
},
"sandbox status with non-existing sandbox container": {
sandboxContainers: []container.Container{},
sandboxContainers: []task.Task{},
injectMetadata: true,
expectState: runtime.PodSandboxState_SANDBOX_NOTREADY,
expectCalls: []string{"info"},
expectedCNICalls: []string{"GetContainerNetworkStatus"},
},
"sandbox status with arbitrary error": {
sandboxContainers: []container.Container{{
sandboxContainers: []task.Task{{
ID: sandboxStatusTestID,
Pid: 1,
Status: container.Status_RUNNING,
Status: task.StatusRunning,
}},
injectMetadata: true,
expectState: runtime.PodSandboxState_SANDBOX_READY,
@ -154,10 +154,10 @@ func TestPodSandboxStatus(t *testing.T) {
expectedCNICalls: []string{},
},
"sandbox status with IP address": {
sandboxContainers: []container.Container{{
sandboxContainers: []task.Task{{
ID: sandboxStatusTestID,
Pid: 1,
Status: container.Status_RUNNING,
Status: task.StatusRunning,
}},
injectMetadata: true,
expectState: runtime.PodSandboxState_SANDBOX_READY,
@ -166,10 +166,10 @@ func TestPodSandboxStatus(t *testing.T) {
expectedCNICalls: []string{"GetContainerNetworkStatus"},
},
"sandbox status with GetContainerNetworkStatus returns error": {
sandboxContainers: []container.Container{{
sandboxContainers: []task.Task{{
ID: sandboxStatusTestID,
Pid: 1,
Status: container.Status_RUNNING,
Status: task.StatusRunning,
}},
injectMetadata: true,
expectState: runtime.PodSandboxState_SANDBOX_READY,

2
pkg/server/sandbox_stop.go
View File

@ -60,7 +60,7 @@ func (c *criContainerdService) StopPodSandbox(ctx context.Context, r *runtime.St
// TODO(random-liu): [P1] Handle sandbox container graceful deletion.
// Delete the sandbox container from containerd.
_, err = c.containerService.Delete(ctx, &execution.DeleteRequest{ID: id})
_, err = c.containerService.Delete(ctx, &execution.DeleteRequest{ContainerID: id})
if err != nil && !isContainerdContainerNotExistError(err) {
return nil, fmt.Errorf("failed to delete sandbox container %q: %v", id, err)
}

22
pkg/server/sandbox_stop_test.go
View File

@ -26,8 +26,8 @@ import (
"google.golang.org/grpc"
"google.golang.org/grpc/codes"
"github.com/containerd/containerd"
"github.com/containerd/containerd/api/types/container"
"github.com/containerd/containerd/api/types/task"
"github.com/containerd/containerd/plugin"
runtime "k8s.io/kubernetes/pkg/kubelet/apis/cri/v1alpha1"
@ -49,14 +49,14 @@ func TestStopPodSandbox(t *testing.T) {
}},
NetNS: "test-netns",
}
testContainer := container.Container{
testContainer := task.Task{
ID: testID,
Pid: 1,
Status: container.Status_RUNNING,
Status: task.StatusRunning,
}
for desc, test := range map[string]struct {
sandboxContainers []container.Container
sandboxContainers []task.Task
injectSandbox bool
injectErr error
injectStatErr error
@ -72,17 +72,17 @@ func TestStopPodSandbox(t *testing.T) {
expectedCNICalls: []string{},
},
"stop sandbox with sandbox container": {
sandboxContainers: []container.Container{testContainer},
sandboxContainers: []task.Task{testContainer},
injectSandbox: true,
expectErr: false,
expectCalls: []string{"delete"},
expectedCNICalls: []string{"TearDownPod"},
},
"stop sandbox with sandbox container not exist error": {
sandboxContainers: []container.Container{},
sandboxContainers: []task.Task{},
injectSandbox: true,
// Inject error to make sure fake execution client returns error.
injectErr: grpc.Errorf(codes.Unknown, containerd.ErrContainerNotExist.Error()),
injectErr: grpc.Errorf(codes.Unknown, plugin.ErrContainerNotExist.Error()),
expectErr: false,
expectCalls: []string{"delete"},
expectedCNICalls: []string{"TearDownPod"},
@ -95,7 +95,7 @@ func TestStopPodSandbox(t *testing.T) {
expectedCNICalls: []string{"TearDownPod"},
},
"stop sandbox with Stat returns arbitrary error": {
sandboxContainers: []container.Container{testContainer},
sandboxContainers: []task.Task{testContainer},
injectSandbox: true,
expectErr: true,
injectStatErr: errors.New("arbitrary error"),
@ -103,7 +103,7 @@ func TestStopPodSandbox(t *testing.T) {
expectedCNICalls: []string{},
},
"stop sandbox with Stat returns not exist error": {
sandboxContainers: []container.Container{testContainer},
sandboxContainers: []task.Task{testContainer},
injectSandbox: true,
expectErr: false,
expectCalls: []string{"delete"},
@ -111,7 +111,7 @@ func TestStopPodSandbox(t *testing.T) {
expectedCNICalls: []string{},
},
"stop sandbox with TearDownPod fails": {
sandboxContainers: []container.Container{testContainer},
sandboxContainers: []task.Task{testContainer},
injectSandbox: true,
expectErr: true,
expectedCNICalls: []string{"TearDownPod"},

14
pkg/server/service.go
View File

@ -22,7 +22,7 @@ import (
contentapi "github.com/containerd/containerd/api/services/content"
"github.com/containerd/containerd/api/services/execution"
imagesapi "github.com/containerd/containerd/api/services/images"
rootfsapi "github.com/containerd/containerd/api/services/rootfs"
snapshotapi "github.com/containerd/containerd/api/services/snapshot"
versionapi "github.com/containerd/containerd/api/services/version"
"github.com/containerd/containerd/content"
"github.com/containerd/containerd/images"
@ -73,12 +73,12 @@ type criContainerdService struct {
// containerNameIndex stores all container names and make sure each
// name is unique.
containerNameIndex *registrar.Registrar
// containerService is containerd container service client.
containerService execution.ContainerServiceClient
// containerService is containerd tasks client.
containerService execution.TasksClient
// contentStoreService is the containerd content service client.
contentStoreService content.Store
// rootfsService is the containerd rootfs service client.
rootfsService rootfsapi.RootFSClient
// snapshotService is the containerd snapshot service client.
snapshotService snapshotapi.SnapshotClient
// imageStoreService is the containerd service to store and track
// image metadata.
imageStoreService images.Store
@ -108,10 +108,10 @@ func NewCRIContainerdService(conn *grpc.ClientConn, rootDir, networkPluginBinDir
sandboxIDIndex: truncindex.NewTruncIndex(nil),
// TODO(random-liu): Add container id index.
containerNameIndex: registrar.NewRegistrar(),
containerService: execution.NewContainerServiceClient(conn),
containerService: execution.NewTasksClient(conn),
imageStoreService: imagesservice.NewStoreFromClient(imagesapi.NewImagesClient(conn)),
contentStoreService: contentservice.NewStoreFromClient(contentapi.NewContentClient(conn)),
rootfsService: rootfsapi.NewRootFSClient(conn),
snapshotService: snapshotapi.NewSnapshotClient(conn),
versionService: versionapi.NewVersionClient(conn),
healthService: healthapi.NewHealthClient(conn),
agentFactory: agents.NewAgentFactory(),

14
pkg/server/service_test.go
View File

@ -33,7 +33,6 @@ import (
"github.com/kubernetes-incubator/cri-containerd/pkg/registrar"
agentstesting "github.com/kubernetes-incubator/cri-containerd/pkg/server/agents/testing"
servertesting "github.com/kubernetes-incubator/cri-containerd/pkg/server/testing"
imagedigest "github.com/opencontainers/go-digest"
imagespec "github.com/opencontainers/image-spec/specs-go/v1"
runtime "k8s.io/kubernetes/pkg/kubelet/apis/cri/v1alpha1"
@ -67,7 +66,7 @@ func newTestCRIContainerdService() *criContainerdService {
containerStore: metadata.NewContainerStore(store.NewMetadataStore()),
containerNameIndex: registrar.NewRegistrar(),
containerService: servertesting.NewFakeExecutionClient(),
rootfsService: servertesting.NewFakeRootfsClient(),
snapshotService: servertesting.NewFakeSnapshotClient(),
netPlugin: servertesting.NewFakeCNIPlugin(),
agentFactory: agentstesting.NewFakeAgentFactory(),
}
@ -77,7 +76,8 @@ func newTestCRIContainerdService() *criContainerdService {
func TestSandboxOperations(t *testing.T) {
c := newTestCRIContainerdService()
fake := c.containerService.(*servertesting.FakeExecutionClient)
fakeRootfsClient := c.rootfsService.(*servertesting.FakeRootfsClient)
// TODO(random-liu): Clean this up if needed.
// fakeSnapshotClient := c.snapshotService.(*servertesting.FakeSnapshotClient)
fakeOS := c.os.(*ostesting.FakeOS)
fakeCNIPlugin := c.netPlugin.(*servertesting.FakeCNIPlugin)
fakeOS.OpenFifoFn = func(ctx context.Context, fn string, flag int, perm os.FileMode) (io.ReadWriteCloser, error) {
@ -89,8 +89,6 @@ func TestSandboxOperations(t *testing.T) {
ChainID: "test-chain-id",
Config: &imagespec.ImageConfig{Entrypoint: []string{"/pause"}},
}))
// Insert fake chainID
fakeRootfsClient.SetFakeChainIDs([]imagedigest.Digest{imagedigest.Digest("test-chain-id")})
config := &runtime.PodSandboxConfig{
Metadata: &runtime.PodSandboxMetadata{
@ -112,8 +110,8 @@ func TestSandboxOperations(t *testing.T) {
id := runRes.GetPodSandboxId()
t.Logf("should be able to get pod sandbox status")
info, err := fake.Info(context.Background(), &execution.InfoRequest{ID: id})
netns := getNetworkNamespace(info.Pid)
info, err := fake.Info(context.Background(), &execution.InfoRequest{ContainerID: id})
netns := getNetworkNamespace(info.Task.Pid)
assert.NoError(t, err)
expectSandboxStatus := &runtime.PodSandboxStatus{
Id: id,
@ -146,7 +144,7 @@ func TestSandboxOperations(t *testing.T) {
expectSandbox := &runtime.PodSandbox{
Id: id,
Metadata: config.GetMetadata(),
State: runtime.PodSandboxState_SANDBOX_READY,
State: runtime.PodSandboxState_SANDBOX_NOTREADY, // TODO(mikebrow) converting to client... should this be ready?
Labels: config.GetLabels(),
Annotations: config.GetAnnotations(),
}

102
pkg/server/testing/fake_execution_client.go
View File

@ -22,9 +22,9 @@ import (
"sync"
"time"
"github.com/containerd/containerd"
"github.com/containerd/containerd/api/services/execution"
"github.com/containerd/containerd/api/types/container"
"github.com/containerd/containerd/api/types/task"
"github.com/containerd/containerd/plugin"
googleprotobuf "github.com/golang/protobuf/ptypes/empty"
"golang.org/x/net/context"
"google.golang.org/grpc"
@ -32,7 +32,7 @@ import (
)
// ContainerNotExistError is the fake error returned when container does not exist.
var ContainerNotExistError = grpc.Errorf(codes.Unknown, containerd.ErrContainerNotExist.Error())
var ContainerNotExistError = grpc.Errorf(codes.Unknown, plugin.ErrContainerNotExist.Error())
// CalledDetail is the struct contains called function name and arguments.
type CalledDetail struct {
@ -42,16 +42,16 @@ type CalledDetail struct {
Argument interface{}
}
var _ execution.ContainerService_EventsClient = &EventClient{}
var _ execution.Tasks_EventsClient = &EventClient{}
// EventClient is a test implementation of execution.ContainerService_EventsClient
type EventClient struct {
Events chan *container.Event
Events chan *task.Event
grpc.ClientStream
}
// Recv is a test implementation of Recv
func (cli *EventClient) Recv() (*container.Event, error) {
func (cli *EventClient) Recv() (*task.Event, error) {
event, ok := <-cli.Events
if !ok {
return nil, fmt.Errorf("event channel closed")
@ -65,18 +65,18 @@ type FakeExecutionClient struct {
sync.Mutex
called []CalledDetail
errors map[string]error
ContainerList map[string]container.Container
eventsQueue chan *container.Event
ContainerList map[string]task.Task
eventsQueue chan *task.Event
eventClients []*EventClient
}
var _ execution.ContainerServiceClient = &FakeExecutionClient{}
var _ execution.TasksClient = &FakeExecutionClient{}
// NewFakeExecutionClient creates a FakeExecutionClient
func NewFakeExecutionClient() *FakeExecutionClient {
return &FakeExecutionClient{
errors: make(map[string]error),
ContainerList: make(map[string]container.Container),
ContainerList: make(map[string]task.Task),
}
}
@ -95,7 +95,7 @@ func (f *FakeExecutionClient) Stop() {
// WithEvents setup events publisher for FakeExecutionClient
func (f *FakeExecutionClient) WithEvents() *FakeExecutionClient {
f.eventsQueue = make(chan *container.Event, 1024)
f.eventsQueue = make(chan *task.Event, 1024)
go func() {
for e := range f.eventsQueue {
f.Lock()
@ -146,7 +146,7 @@ func generatePid() uint32 {
return randPid
}
func (f *FakeExecutionClient) sendEvent(event *container.Event) {
func (f *FakeExecutionClient) sendEvent(event *task.Event) {
if f.eventsQueue != nil {
f.eventsQueue <- event
}
@ -184,7 +184,7 @@ func (f *FakeExecutionClient) GetCalledDetails() []CalledDetail {
}
// SetFakeContainers injects fake containers.
func (f *FakeExecutionClient) SetFakeContainers(containers []container.Container) {
func (f *FakeExecutionClient) SetFakeContainers(containers []task.Task) {
f.Lock()
defer f.Unlock()
for _, c := range containers {
@ -200,23 +200,23 @@ func (f *FakeExecutionClient) Create(ctx context.Context, createOpts *execution.
if err := f.getError("create"); err != nil {
return nil, err
}
_, ok := f.ContainerList[createOpts.ID]
_, ok := f.ContainerList[createOpts.ContainerID]
if ok {
return nil, containerd.ErrContainerExists
return nil, plugin.ErrContainerExists
}
pid := generatePid()
f.ContainerList[createOpts.ID] = container.Container{
ID: createOpts.ID,
f.ContainerList[createOpts.ContainerID] = task.Task{
ContainerID: createOpts.ContainerID,
Pid: pid,
Status: container.Status_CREATED,
Status: task.StatusCreated,
}
f.sendEvent(&container.Event{
ID: createOpts.ID,
Type: container.Event_CREATE,
f.sendEvent(&task.Event{
ID: createOpts.ContainerID,
Type: task.Event_CREATE,
Pid: pid,
})
return &execution.CreateResponse{
ID: createOpts.ID,
ContainerID: createOpts.ContainerID,
Pid: pid,
}, nil
}
@ -229,23 +229,23 @@ func (f *FakeExecutionClient) Start(ctx context.Context, startOpts *execution.St
if err := f.getError("start"); err != nil {
return nil, err
}
c, ok := f.ContainerList[startOpts.ID]
c, ok := f.ContainerList[startOpts.ContainerID]
if !ok {
return nil, ContainerNotExistError
}
f.sendEvent(&container.Event{
f.sendEvent(&task.Event{
ID: c.ID,
Type: container.Event_START,
Type: task.Event_START,
Pid: c.Pid,
})
switch c.Status {
case container.Status_CREATED:
c.Status = container.Status_RUNNING
f.ContainerList[startOpts.ID] = c
case task.StatusCreated:
c.Status = task.StatusRunning
f.ContainerList[startOpts.ContainerID] = c
return &googleprotobuf.Empty{}, nil
case container.Status_STOPPED:
case task.StatusStopped:
return &googleprotobuf.Empty{}, fmt.Errorf("cannot start a container that has stopped")
case container.Status_RUNNING:
case task.StatusRunning:
return &googleprotobuf.Empty{}, fmt.Errorf("cannot start an already running container")
default:
return &googleprotobuf.Empty{}, fmt.Errorf("cannot start a container in the %s state", c.Status)
@ -260,32 +260,32 @@ func (f *FakeExecutionClient) Delete(ctx context.Context, deleteOpts *execution.
if err := f.getError("delete"); err != nil {
return nil, err
}
c, ok := f.ContainerList[deleteOpts.ID]
c, ok := f.ContainerList[deleteOpts.ContainerID]
if !ok {
return nil, ContainerNotExistError
}
delete(f.ContainerList, deleteOpts.ID)
f.sendEvent(&container.Event{
delete(f.ContainerList, deleteOpts.ContainerID)
f.sendEvent(&task.Event{
ID: c.ID,
Type: container.Event_EXIT,
Type: task.Event_EXIT,
Pid: c.Pid,
})
return nil, nil
}
// Info is a test implementation of execution.Info
func (f *FakeExecutionClient) Info(ctx context.Context, infoOpts *execution.InfoRequest, opts ...grpc.CallOption) (*container.Container, error) {
func (f *FakeExecutionClient) Info(ctx context.Context, infoOpts *execution.InfoRequest, opts ...grpc.CallOption) (*execution.InfoResponse, error) {
f.Lock()
defer f.Unlock()
f.appendCalled("info", infoOpts)
if err := f.getError("info"); err != nil {
return nil, err
}
c, ok := f.ContainerList[infoOpts.ID]
c, ok := f.ContainerList[infoOpts.ContainerID]
if !ok {
return nil, ContainerNotExistError
}
return &c, nil
return &execution.InfoResponse{Task: &c}, nil
}
// List is a test implementation of execution.List
@ -298,7 +298,7 @@ func (f *FakeExecutionClient) List(ctx context.Context, listOpts *execution.List
}
resp := &execution.ListResponse{}
for _, c := range f.ContainerList {
resp.Containers = append(resp.Containers, &container.Container{
resp.Tasks = append(resp.Tasks, &task.Task{
ID: c.ID,
Pid: c.Pid,
Status: c.Status,
@ -315,22 +315,22 @@ func (f *FakeExecutionClient) Kill(ctx context.Context, killOpts *execution.Kill
if err := f.getError("kill"); err != nil {
return nil, err
}
c, ok := f.ContainerList[killOpts.ID]
c, ok := f.ContainerList[killOpts.ContainerID]
if !ok {
return nil, ContainerNotExistError
}
c.Status = container.Status_STOPPED
f.ContainerList[killOpts.ID] = c
f.sendEvent(&container.Event{
c.Status = task.StatusStopped
f.ContainerList[killOpts.ContainerID] = c
f.sendEvent(&task.Event{
ID: c.ID,
Type: container.Event_EXIT,
Type: task.Event_EXIT,
Pid: c.Pid,
})
return &googleprotobuf.Empty{}, nil
}
// Events is a test implementation of execution.Events
func (f *FakeExecutionClient) Events(ctx context.Context, eventsOpts *execution.EventsRequest, opts ...grpc.CallOption) (execution.ContainerService_EventsClient, error) {
func (f *FakeExecutionClient) Events(ctx context.Context, eventsOpts *execution.EventsRequest, opts ...grpc.CallOption) (execution.Tasks_EventsClient, error) {
f.Lock()
defer f.Unlock()
f.appendCalled("events", eventsOpts)
@ -338,7 +338,7 @@ func (f *FakeExecutionClient) Events(ctx context.Context, eventsOpts *execution.
return nil, err
}
var client = &EventClient{
Events: make(chan *container.Event, 100),
Events: make(chan *task.Event, 100),
}
f.eventClients = append(f.eventClients, client)
return client, nil
@ -373,3 +373,15 @@ func (f *FakeExecutionClient) Resume(ctx context.Context, in *execution.ResumeRe
// TODO: implement Resume()
return nil, nil
}
// Checkpoint is a test implementation of execution.Checkpoint
func (f *FakeExecutionClient) Checkpoint(ctx context.Context, in *execution.CheckpointRequest, opts ...grpc.CallOption) (*execution.CheckpointResponse, error) {
// TODO: implement Checkpoint()
return nil, nil
}
// Processes is a test implementation of execution.Processes
func (f *FakeExecutionClient) Processes(ctx context.Context, in *execution.ProcessesRequest, opts ...grpc.CallOption) (*execution.ProcessesResponse, error) {
// TODO: implement Processes()
return nil, nil
}

197
pkg/server/testing/fake_rootfs_client.go
View File

@ -1,197 +0,0 @@
/*
Copyright 2017 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package testing
import (
"fmt"
"sync"
"github.com/containerd/containerd/api/services/rootfs"
"github.com/containerd/containerd/api/types/descriptor"
"github.com/containerd/containerd/api/types/mount"
"github.com/opencontainers/go-digest"
"github.com/opencontainers/image-spec/identity"
"golang.org/x/net/context"
"google.golang.org/grpc"
)
// FakeRootfsClient is a simple fake rootfs client, so that cri-containerd
// can be run for testing without requiring a real containerd setup.
type FakeRootfsClient struct {
sync.Mutex
called []CalledDetail
errors map[string]error
ChainIDList map[digest.Digest]struct{}
MountList map[string][]*mount.Mount
}
var _ rootfs.RootFSClient = &FakeRootfsClient{}
// NewFakeRootfsClient creates a FakeRootfsClient
func NewFakeRootfsClient() *FakeRootfsClient {
return &FakeRootfsClient{
errors: make(map[string]error),
ChainIDList: make(map[digest.Digest]struct{}),
MountList: make(map[string][]*mount.Mount),
}
}
func (f *FakeRootfsClient) getError(op string) error {
err, ok := f.errors[op]
if ok {
delete(f.errors, op)
return err
}
return nil
}
// InjectError inject error for call
func (f *FakeRootfsClient) InjectError(fn string, err error) {
f.Lock()
defer f.Unlock()
f.errors[fn] = err
}
// InjectErrors inject errors for calls
func (f *FakeRootfsClient) InjectErrors(errs map[string]error) {
f.Lock()
defer f.Unlock()
for fn, err := range errs {
f.errors[fn] = err
}
}
// ClearErrors clear errors for call
func (f *FakeRootfsClient) ClearErrors() {
f.Lock()
defer f.Unlock()
f.errors = make(map[string]error)
}
//For uncompressed layers, diffID and digest will be the same. For compressed
//layers, we can look up the diffID from the digest if we've already unpacked it.
//In the FakeRootfsClient, We just use layer digest as diffID.
func generateChainID(layers []*descriptor.Descriptor) digest.Digest {
var digests []digest.Digest
for _, layer := range layers {
digests = append(digests, layer.Digest)
}
parent := identity.ChainID(digests)
return parent
}
func (f *FakeRootfsClient) appendCalled(name string, argument interface{}) {
call := CalledDetail{Name: name, Argument: argument}
f.called = append(f.called, call)
}
// GetCalledNames get names of call
func (f *FakeRootfsClient) GetCalledNames() []string {
f.Lock()
defer f.Unlock()
names := []string{}
for _, detail := range f.called {
names = append(names, detail.Name)
}
return names
}
// GetCalledDetails get detail of each call.
func (f *FakeRootfsClient) GetCalledDetails() []CalledDetail {
f.Lock()
defer f.Unlock()
// Copy the list and return.
return append([]CalledDetail{}, f.called...)
}
// SetFakeChainIDs injects fake chainIDs.
func (f *FakeRootfsClient) SetFakeChainIDs(chainIDs []digest.Digest) {
f.Lock()
defer f.Unlock()
for _, c := range chainIDs {
f.ChainIDList[c] = struct{}{}
}
}
// SetFakeMounts injects fake mounts.
func (f *FakeRootfsClient) SetFakeMounts(name string, mounts []*mount.Mount) {
f.Lock()
defer f.Unlock()
f.MountList[name] = mounts
}
// Unpack is a test implementation of rootfs.Unpack
func (f *FakeRootfsClient) Unpack(ctx context.Context, unpackOpts *rootfs.UnpackRequest, opts ...grpc.CallOption) (*rootfs.UnpackResponse, error) {
f.Lock()
defer f.Unlock()
f.appendCalled("unpack", unpackOpts)
if err := f.getError("unpack"); err != nil {
return nil, err
}
chainID := generateChainID(unpackOpts.Layers)
_, ok := f.ChainIDList[chainID]
if ok {
return nil, fmt.Errorf("already unpacked")
}
f.ChainIDList[chainID] = struct{}{}
return &rootfs.UnpackResponse{
ChainID: chainID,
}, nil
}
// Prepare is a test implementation of rootfs.Prepare
func (f *FakeRootfsClient) Prepare(ctx context.Context, prepareOpts *rootfs.PrepareRequest, opts ...grpc.CallOption) (*rootfs.MountResponse, error) {
f.Lock()
defer f.Unlock()
f.appendCalled("prepare", prepareOpts)
if err := f.getError("prepare"); err != nil {
return nil, err
}
_, ok := f.ChainIDList[prepareOpts.ChainID]
if !ok {
return nil, fmt.Errorf("have not been unpacked")
}
_, ok = f.MountList[prepareOpts.Name]
if ok {
return nil, fmt.Errorf("mounts already exist")
}
f.MountList[prepareOpts.Name] = []*mount.Mount{{
Type: "bind",
Source: prepareOpts.Name,
// TODO(random-liu): Fake options based on Readonly option.
}}
return &rootfs.MountResponse{
Mounts: f.MountList[prepareOpts.Name],
}, nil
}
// Mounts is a test implementation of rootfs.Mounts
func (f *FakeRootfsClient) Mounts(ctx context.Context, mountsOpts *rootfs.MountsRequest, opts ...grpc.CallOption) (*rootfs.MountResponse, error) {
f.Lock()
defer f.Unlock()
f.appendCalled("mounts", mountsOpts)
if err := f.getError("mounts"); err != nil {
return nil, err
}
mounts, ok := f.MountList[mountsOpts.Name]
if !ok {
return nil, fmt.Errorf("mounts not exist")
}
return &rootfs.MountResponse{
Mounts: mounts,
}, nil
}

179
pkg/server/testing/fake_snapshot_client.go Normal file
View File

@ -0,0 +1,179 @@
/*
Copyright 2017 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package testing
import (
"fmt"
"sync"
"github.com/containerd/containerd/api/services/snapshot"
"github.com/containerd/containerd/api/types/mount"
google_protobuf1 "github.com/golang/protobuf/ptypes/empty"
"golang.org/x/net/context"
"google.golang.org/grpc"
)
// FakeSnapshotClient is a simple fake snapshot client, so that cri-containerd
// can be run for testing without requiring a real containerd setup.
type FakeSnapshotClient struct {
sync.Mutex
called []CalledDetail
errors map[string]error
MountList map[string][]*mount.Mount
}
var _ snapshot.SnapshotClient = &FakeSnapshotClient{}
// NewFakeSnapshotClient creates a FakeSnapshotClient
func NewFakeSnapshotClient() *FakeSnapshotClient {
return &FakeSnapshotClient{
errors: make(map[string]error),
MountList: make(map[string][]*mount.Mount),
}
}
func (f *FakeSnapshotClient) getError(op string) error {
err, ok := f.errors[op]
if ok {
delete(f.errors, op)
return err
}
return nil
}
// InjectError inject error for call
func (f *FakeSnapshotClient) InjectError(fn string, err error) {
f.Lock()
defer f.Unlock()
f.errors[fn] = err
}
// InjectErrors inject errors for calls
func (f *FakeSnapshotClient) InjectErrors(errs map[string]error) {
f.Lock()
defer f.Unlock()
for fn, err := range errs {
f.errors[fn] = err
}
}
// ClearErrors clear errors for call
func (f *FakeSnapshotClient) ClearErrors() {
f.Lock()
defer f.Unlock()
f.errors = make(map[string]error)
}
func (f *FakeSnapshotClient) appendCalled(name string, argument interface{}) {
call := CalledDetail{Name: name, Argument: argument}
f.called = append(f.called, call)
}
// GetCalledNames get names of call
func (f *FakeSnapshotClient) GetCalledNames() []string {
f.Lock()
defer f.Unlock()
names := []string{}
for _, detail := range f.called {
names = append(names, detail.Name)
}
return names
}
// GetCalledDetails get detail of each call.
func (f *FakeSnapshotClient) GetCalledDetails() []CalledDetail {
f.Lock()
defer f.Unlock()
// Copy the list and return.
return append([]CalledDetail{}, f.called...)
}
// SetFakeMounts injects fake mounts.
func (f *FakeSnapshotClient) SetFakeMounts(name string, mounts []*mount.Mount) {
f.Lock()
defer f.Unlock()
f.MountList[name] = mounts
}
// Prepare is a test implementation of snapshot.Prepare
func (f *FakeSnapshotClient) Prepare(ctx context.Context, prepareOpts *snapshot.PrepareRequest, opts ...grpc.CallOption) (*snapshot.MountsResponse, error) {
f.Lock()
defer f.Unlock()
f.appendCalled("prepare", prepareOpts)
if err := f.getError("prepare"); err != nil {
return nil, err
}
_, ok := f.MountList[prepareOpts.Key]
if ok {
return nil, fmt.Errorf("mounts already exist")
}
f.MountList[prepareOpts.Key] = []*mount.Mount{{
Type: "bind",
Source: prepareOpts.Key,
// TODO(random-liu): Fake options based on Readonly option.
}}
return &snapshot.MountsResponse{
Mounts: f.MountList[prepareOpts.Key],
}, nil
}
// Mounts is a test implementation of snapshot.Mounts
func (f *FakeSnapshotClient) Mounts(ctx context.Context, mountsOpts *snapshot.MountsRequest, opts ...grpc.CallOption) (*snapshot.MountsResponse, error) {
f.Lock()
defer f.Unlock()
f.appendCalled("mounts", mountsOpts)
if err := f.getError("mounts"); err != nil {
return nil, err
}
mounts, ok := f.MountList[mountsOpts.Key]
if !ok {
return nil, fmt.Errorf("mounts not exist")
}
return &snapshot.MountsResponse{
Mounts: mounts,
}, nil
}
// Commit is a test implementation of snapshot.Commit
func (f *FakeSnapshotClient) Commit(ctx context.Context, in *snapshot.CommitRequest, opts ...grpc.CallOption) (*google_protobuf1.Empty, error) {
return nil, nil
}
// View is a test implementation of snapshot.View
func (f *FakeSnapshotClient) View(ctx context.Context, in *snapshot.PrepareRequest, opts ...grpc.CallOption) (*snapshot.MountsResponse, error) {
return nil, nil
}
// Remove is a test implementation of snapshot.Remove
func (f *FakeSnapshotClient) Remove(ctx context.Context, in *snapshot.RemoveRequest, opts ...grpc.CallOption) (*google_protobuf1.Empty, error) {
return nil, nil
}
// Stat is a test implementation of snapshot.Stat
func (f *FakeSnapshotClient) Stat(ctx context.Context, in *snapshot.StatRequest, opts ...grpc.CallOption) (*snapshot.StatResponse, error) {
return nil, nil
}
// List is a test implementation of snapshot.List
func (f *FakeSnapshotClient) List(ctx context.Context, in *snapshot.ListRequest, opts ...grpc.CallOption) (snapshot.Snapshot_ListClient, error) {
return nil, nil
}
// Usage is a test implementation of snapshot.Usage
func (f *FakeSnapshotClient) Usage(ctx context.Context, in *snapshot.UsageRequest, opts ...grpc.CallOption) (*snapshot.UsageResponse, error) {
return nil, nil
}