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Merge pull request #2436 from baude/remotepodpause

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podman-remote pod pause|unpause|restart
This commit is contained in:
OpenShift Merge Robot
2019-02-26 10:14:35 +01:00
committed by GitHub
parent cf521449e5 0416b3afc4
commit 993b3a17c5
7 changed files with 226 additions and 69 deletions
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3
cmd/podman/commands.go
View File

@ -92,11 +92,8 @@ func getContainerSubCommands() []*cobra.Command {
// Commands that the local client implements
func getPodSubCommands() []*cobra.Command {
return []*cobra.Command{
_podPauseCommand,
_podRestartCommand,
_podStatsCommand,
_podTopCommand,
_podUnpauseCommand,
}
}

3
cmd/podman/pod.go
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@ -24,10 +24,13 @@ var podSubCommands = []*cobra.Command{
_podExistsCommand,
_podInspectCommand,
_podKillCommand,
_podPauseCommand,
_podPsCommand,
_podRestartCommand,
_podRmCommand,
_podStartCommand,
_podStopCommand,
_podUnpauseCommand,
}
func init() {

40
cmd/podman/pod_pause.go
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@ -3,7 +3,7 @@ package main
import (
"fmt"
"github.com/containers/libpod/cmd/podman/cliconfig"
"github.com/containers/libpod/cmd/podman/libpodruntime"
"github.com/containers/libpod/pkg/adapter"
"github.com/pkg/errors"
"github.com/sirupsen/logrus"
"github.com/spf13/cobra"
@ -40,37 +40,33 @@ func init() {
}
func podPauseCmd(c *cliconfig.PodPauseValues) error {
runtime, err := libpodruntime.GetRuntime(&c.PodmanCommand)
var lastError error
runtime, err := adapter.GetRuntime(&c.PodmanCommand)
if err != nil {
return errors.Wrapf(err, "error creating libpod runtime")
}
defer runtime.Shutdown(false)
// getPodsFromContext returns an error when a requested pod
// isn't found. The only fatal error scenerio is when there are no pods
// in which case the following loop will be skipped.
pods, lastError := getPodsFromContext(&c.PodmanCommand, runtime)
pauseIDs, conErrors, pauseErrors := runtime.PausePods(c)
for _, pod := range pods {
ctr_errs, err := pod.Pause()
if ctr_errs != nil {
for ctr, err := range ctr_errs {
if lastError != nil {
logrus.Errorf("%q", lastError)
}
lastError = errors.Wrapf(err, "unable to pause container %q on pod %q", ctr, pod.ID())
}
continue
}
if err != nil {
for _, p := range pauseIDs {
fmt.Println(p)
}
if conErrors != nil && len(conErrors) > 0 {
for ctr, err := range conErrors {
if lastError != nil {
logrus.Errorf("%q", lastError)
}
lastError = errors.Wrapf(err, "unable to pause pod %q", pod.ID())
continue
lastError = errors.Wrapf(err, "unable to pause container %s", ctr)
}
fmt.Println(pod.ID())
}
if len(pauseErrors) > 0 {
lastError = pauseErrors[len(pauseErrors)-1]
// Remove the last error from the error slice
pauseErrors = pauseErrors[:len(pauseErrors)-1]
}
for _, err := range pauseErrors {
logrus.Errorf("%q", err)
}
return lastError
}

40
cmd/podman/pod_restart.go
View File

@ -4,7 +4,7 @@ import (
"fmt"
"github.com/containers/libpod/cmd/podman/cliconfig"
"github.com/containers/libpod/cmd/podman/libpodruntime"
"github.com/containers/libpod/pkg/adapter"
"github.com/pkg/errors"
"github.com/sirupsen/logrus"
"github.com/spf13/cobra"
@ -42,37 +42,33 @@ func init() {
}
func podRestartCmd(c *cliconfig.PodRestartValues) error {
runtime, err := libpodruntime.GetRuntime(&c.PodmanCommand)
var lastError error
runtime, err := adapter.GetRuntime(&c.PodmanCommand)
if err != nil {
return errors.Wrapf(err, "could not get runtime")
}
defer runtime.Shutdown(false)
// getPodsFromContext returns an error when a requested pod
// isn't found. The only fatal error scenerio is when there are no pods
// in which case the following loop will be skipped.
pods, lastError := getPodsFromContext(&c.PodmanCommand, runtime)
restartIDs, conErrors, restartErrors := runtime.RestartPods(getContext(), c)
ctx := getContext()
for _, pod := range pods {
ctr_errs, err := pod.Restart(ctx)
if ctr_errs != nil {
for ctr, err := range ctr_errs {
if lastError != nil {
logrus.Errorf("%q", lastError)
}
lastError = errors.Wrapf(err, "unable to restart container %q on pod %q", ctr, pod.ID())
}
continue
}
if err != nil {
for _, p := range restartIDs {
fmt.Println(p)
}
if conErrors != nil && len(conErrors) > 0 {
for ctr, err := range conErrors {
if lastError != nil {
logrus.Errorf("%q", lastError)
}
lastError = errors.Wrapf(err, "unable to restart pod %q", pod.ID())
continue
lastError = errors.Wrapf(err, "unable to pause container %s", ctr)
}
fmt.Println(pod.ID())
}
if len(restartErrors) > 0 {
lastError = restartErrors[len(restartErrors)-1]
// Remove the last error from the error slice
restartErrors = restartErrors[:len(restartErrors)-1]
}
for _, err := range restartErrors {
logrus.Errorf("%q", err)
}
return lastError
}

40
cmd/podman/pod_unpause.go
View File

@ -4,7 +4,7 @@ import (
"fmt"
"github.com/containers/libpod/cmd/podman/cliconfig"
"github.com/containers/libpod/cmd/podman/libpodruntime"
"github.com/containers/libpod/pkg/adapter"
"github.com/pkg/errors"
"github.com/sirupsen/logrus"
"github.com/spf13/cobra"
@ -41,37 +41,33 @@ func init() {
}
func podUnpauseCmd(c *cliconfig.PodUnpauseValues) error {
runtime, err := libpodruntime.GetRuntime(&c.PodmanCommand)
var lastError error
runtime, err := adapter.GetRuntime(&c.PodmanCommand)
if err != nil {
return errors.Wrapf(err, "error creating libpod runtime")
}
defer runtime.Shutdown(false)
// getPodsFromContext returns an error when a requested pod
// isn't found. The only fatal error scenerio is when there are no pods
// in which case the following loop will be skipped.
pods, lastError := getPodsFromContext(&c.PodmanCommand, runtime)
unpauseIDs, conErrors, unpauseErrors := runtime.UnpausePods(c)
for _, pod := range pods {
ctr_errs, err := pod.Unpause()
if ctr_errs != nil {
for ctr, err := range ctr_errs {
if lastError != nil {
logrus.Errorf("%q", lastError)
}
lastError = errors.Wrapf(err, "unable to unpause container %q on pod %q", ctr, pod.ID())
}
continue
}
if err != nil {
for _, p := range unpauseIDs {
fmt.Println(p)
}
if conErrors != nil && len(conErrors) > 0 {
for ctr, err := range conErrors {
if lastError != nil {
logrus.Errorf("%q", lastError)
}
lastError = errors.Wrapf(err, "unable to unpause pod %q", pod.ID())
continue
lastError = errors.Wrapf(err, "unable to unpause container %s", ctr)
}
fmt.Println(pod.ID())
}
if len(unpauseErrors) > 0 {
lastError = unpauseErrors[len(unpauseErrors)-1]
// Remove the last error from the error slice
unpauseErrors = unpauseErrors[:len(unpauseErrors)-1]
}
for _, err := range unpauseErrors {
logrus.Errorf("%q", err)
}
return lastError
}

97
pkg/adapter/pods.go
View File

@ -224,3 +224,100 @@ func (p *Pod) GetPodStatus() (string, error) {
func BatchContainerOp(ctr *libpod.Container, opts shared.PsOptions) (shared.BatchContainerStruct, error) {
return shared.BatchContainerOp(ctr, opts)
}
// PausePods is a wrapper for pausing pods via libpod
func (r *LocalRuntime) PausePods(c *cliconfig.PodPauseValues) ([]string, map[string]error, []error) {
var (
pauseIDs []string
pauseErrors []error
)
containerErrors := make(map[string]error)
pods, err := shortcuts.GetPodsByContext(c.All, c.Latest, c.InputArgs, r.Runtime)
if err != nil {
pauseErrors = append(pauseErrors, err)
return nil, containerErrors, pauseErrors
}
for _, pod := range pods {
ctrErrs, err := pod.Pause()
if err != nil {
pauseErrors = append(pauseErrors, err)
continue
}
if ctrErrs != nil {
for ctr, err := range ctrErrs {
containerErrors[ctr] = err
}
continue
}
pauseIDs = append(pauseIDs, pod.ID())
}
return pauseIDs, containerErrors, pauseErrors
}
// UnpausePods is a wrapper for unpausing pods via libpod
func (r *LocalRuntime) UnpausePods(c *cliconfig.PodUnpauseValues) ([]string, map[string]error, []error) {
var (
unpauseIDs []string
unpauseErrors []error
)
containerErrors := make(map[string]error)
pods, err := shortcuts.GetPodsByContext(c.All, c.Latest, c.InputArgs, r.Runtime)
if err != nil {
unpauseErrors = append(unpauseErrors, err)
return nil, containerErrors, unpauseErrors
}
for _, pod := range pods {
ctrErrs, err := pod.Unpause()
if err != nil {
unpauseErrors = append(unpauseErrors, err)
continue
}
if ctrErrs != nil {
for ctr, err := range ctrErrs {
containerErrors[ctr] = err
}
continue
}
unpauseIDs = append(unpauseIDs, pod.ID())
}
return unpauseIDs, containerErrors, unpauseErrors
}
// RestartPods is a wrapper to restart pods via libpod
func (r *LocalRuntime) RestartPods(ctx context.Context, c *cliconfig.PodRestartValues) ([]string, map[string]error, []error) {
var (
restartIDs []string
restartErrors []error
)
containerErrors := make(map[string]error)
pods, err := shortcuts.GetPodsByContext(c.All, c.Latest, c.InputArgs, r.Runtime)
if err != nil {
restartErrors = append(restartErrors, err)
return nil, containerErrors, restartErrors
}
for _, pod := range pods {
ctrErrs, err := pod.Restart(ctx)
if err != nil {
restartErrors = append(restartErrors, err)
continue
}
if ctrErrs != nil {
for ctr, err := range ctrErrs {
containerErrors[ctr] = err
}
continue
}
restartIDs = append(restartIDs, pod.ID())
}
return restartIDs, containerErrors, restartErrors
}

72
pkg/adapter/pods_remote.go
View File

@ -327,3 +327,75 @@ func (p *Pod) SharesCgroup() bool {
func (p *Pod) CgroupParent() string {
return p.config.CgroupParent
}
// PausePods pauses a pod using varlink and the remote client
func (r *LocalRuntime) PausePods(c *cliconfig.PodPauseValues) ([]string, map[string]error, []error) {
var (
pauseIDs []string
pauseErrors []error
)
containerErrors := make(map[string]error)
pods, err := iopodman.GetPodsByContext().Call(r.Conn, c.All, c.Latest, c.InputArgs)
if err != nil {
pauseErrors = append(pauseErrors, err)
return nil, containerErrors, pauseErrors
}
for _, pod := range pods {
reply, err := iopodman.PausePod().Call(r.Conn, pod)
if err != nil {
pauseErrors = append(pauseErrors, err)
continue
}
pauseIDs = append(pauseIDs, reply)
}
return pauseIDs, nil, pauseErrors
}
// UnpausePods unpauses a pod using varlink and the remote client
func (r *LocalRuntime) UnpausePods(c *cliconfig.PodUnpauseValues) ([]string, map[string]error, []error) {
var (
unpauseIDs []string
unpauseErrors []error
)
containerErrors := make(map[string]error)
pods, err := iopodman.GetPodsByContext().Call(r.Conn, c.All, c.Latest, c.InputArgs)
if err != nil {
unpauseErrors = append(unpauseErrors, err)
return nil, containerErrors, unpauseErrors
}
for _, pod := range pods {
reply, err := iopodman.UnpausePod().Call(r.Conn, pod)
if err != nil {
unpauseErrors = append(unpauseErrors, err)
continue
}
unpauseIDs = append(unpauseIDs, reply)
}
return unpauseIDs, nil, unpauseErrors
}
// RestartPods restarts pods using varlink and the remote client
func (r *LocalRuntime) RestartPods(ctx context.Context, c *cliconfig.PodRestartValues) ([]string, map[string]error, []error) {
var (
restartIDs []string
restartErrors []error
)
containerErrors := make(map[string]error)
pods, err := iopodman.GetPodsByContext().Call(r.Conn, c.All, c.Latest, c.InputArgs)
if err != nil {
restartErrors = append(restartErrors, err)
return nil, containerErrors, restartErrors
}
for _, pod := range pods {
reply, err := iopodman.RestartPod().Call(r.Conn, pod)
if err != nil {
restartErrors = append(restartErrors, err)
continue
}
restartIDs = append(restartIDs, reply)
}
return restartIDs, nil, restartErrors
}