diff options
Diffstat (limited to 'cmd/kpod/pause.go')
-rw-r--r-- | cmd/kpod/pause.go | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/cmd/kpod/pause.go b/cmd/kpod/pause.go new file mode 100644 index 000000000..5a8229ebe --- /dev/null +++ b/cmd/kpod/pause.go @@ -0,0 +1,58 @@ +package main + +import ( + "fmt" + "github.com/kubernetes-incubator/cri-o/libkpod" + "github.com/pkg/errors" + "github.com/urfave/cli" + "os" +) + +var ( + pauseDescription = ` + kpod pause + + Pauses one or more running containers. The container name or ID can be used. +` + pauseCommand = cli.Command{ + Name: "pause", + Usage: "Pauses all the processes in one or more containers", + Description: pauseDescription, + Action: pauseCmd, + ArgsUsage: "CONTAINER-NAME [CONTAINER-NAME ...]", + } +) + +func pauseCmd(c *cli.Context) error { + args := c.Args() + if len(args) < 1 { + return errors.Errorf("you must provide at least one container name or id") + } + + config, err := getConfig(c) + if err != nil { + return errors.Wrapf(err, "could not get config") + } + server, err := libkpod.New(config) + if err != nil { + return errors.Wrapf(err, "could not get container server") + } + defer server.Shutdown() + if err := server.Update(); err != nil { + return errors.Wrapf(err, "could not update list of containers") + } + var lastError error + for _, container := range c.Args() { + cid, err := server.ContainerPause(container) + if err != nil { + if lastError != nil { + fmt.Fprintln(os.Stderr, lastError) + } + lastError = errors.Wrapf(err, "failed to pause container %v", container) + } else { + fmt.Println(cid) + } + } + + return lastError +} |