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|
package main
import (
"fmt"
"os"
"github.com/pkg/errors"
"github.com/urfave/cli"
)
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 {
runtime, err := getRuntime(c)
if err != nil {
return errors.Wrapf(err, "could not get runtime")
}
defer runtime.Shutdown(false)
args := c.Args()
if len(args) < 1 {
return errors.Errorf("you must provide at least one container name or id")
}
var lastError error
for _, arg := range args {
ctr, err := runtime.LookupContainer(arg)
if err != nil {
if lastError != nil {
fmt.Fprintln(os.Stderr, lastError)
}
lastError = errors.Wrapf(err, "error looking up container %q", arg)
continue
}
if err = ctr.Pause(); err != nil {
if lastError != nil {
fmt.Fprintln(os.Stderr, lastError)
}
lastError = errors.Wrapf(err, "failed to pause container %v", ctr.ID())
} else {
fmt.Println(ctr.ID())
}
}
return lastError
}
|
