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authorMatthew Heon <matthew.heon@gmail.com>2017-11-01 11:24:59 -0400
committerMatthew Heon <matthew.heon@gmail.com>2017-11-01 11:24:59 -0400
commita031b83a09a8628435317a03f199cdc18b78262f (patch)
treebc017a96769ce6de33745b8b0b1304ccf38e9df0 /cmd/kpod/pause.go
parent2b74391cd5281f6fdf391ff8ad50fd1490f6bf89 (diff)
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Initial checkin from CRI-O repo
Signed-off-by: Matthew Heon <matthew.heon@gmail.com>
Diffstat (limited to 'cmd/kpod/pause.go')
-rw-r--r--cmd/kpod/pause.go58
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
+}