mirror of
https://github.com/moby/moby.git
synced 2022-11-09 12:21:53 -05:00
34 lines
884 B
Go
34 lines
884 B
Go
package client
|
|
|
|
import (
|
|
"fmt"
|
|
|
|
flag "github.com/docker/docker/pkg/mflag"
|
|
)
|
|
|
|
// CmdWait blocks until a container stops, then prints its exit code.
|
|
//
|
|
// If more than one container is specified, this will wait synchronously on each container.
|
|
//
|
|
// Usage: docker wait CONTAINER [CONTAINER...]
|
|
func (cli *DockerCli) CmdWait(args ...string) error {
|
|
cmd := cli.Subcmd("wait", "CONTAINER [CONTAINER...]", "Block until a container stops, then print its exit code.", true)
|
|
cmd.Require(flag.Min, 1)
|
|
|
|
cmd.ParseFlags(args, true)
|
|
|
|
var errNames []string
|
|
for _, name := range cmd.Args() {
|
|
status, err := waitForExit(cli, name)
|
|
if err != nil {
|
|
fmt.Fprintf(cli.err, "%s\n", err)
|
|
errNames = append(errNames, name)
|
|
} else {
|
|
fmt.Fprintf(cli.out, "%d\n", status)
|
|
}
|
|
}
|
|
if len(errNames) > 0 {
|
|
return fmt.Errorf("Error: failed to wait containers: %v", errNames)
|
|
}
|
|
return nil
|
|
}
|