mirror of https://github.com/docker/cli.git
59 lines
1.3 KiB
Go
59 lines
1.3 KiB
Go
package container
|
|
|
|
import (
|
|
"context"
|
|
"fmt"
|
|
"strings"
|
|
|
|
"github.com/docker/cli/cli"
|
|
"github.com/docker/cli/cli/command"
|
|
"github.com/docker/cli/cli/command/completion"
|
|
"github.com/pkg/errors"
|
|
"github.com/spf13/cobra"
|
|
)
|
|
|
|
type waitOptions struct {
|
|
containers []string
|
|
}
|
|
|
|
// NewWaitCommand creates a new cobra.Command for `docker wait`
|
|
func NewWaitCommand(dockerCli command.Cli) *cobra.Command {
|
|
var opts waitOptions
|
|
|
|
cmd := &cobra.Command{
|
|
Use: "wait CONTAINER [CONTAINER...]",
|
|
Short: "Block until one or more containers stop, then print their exit codes",
|
|
Args: cli.RequiresMinArgs(1),
|
|
RunE: func(cmd *cobra.Command, args []string) error {
|
|
opts.containers = args
|
|
return runWait(dockerCli, &opts)
|
|
},
|
|
Annotations: map[string]string{
|
|
"aliases": "docker container wait, docker wait",
|
|
},
|
|
ValidArgsFunction: completion.ContainerNames(dockerCli, false),
|
|
}
|
|
|
|
return cmd
|
|
}
|
|
|
|
func runWait(dockerCli command.Cli, opts *waitOptions) error {
|
|
ctx := context.Background()
|
|
|
|
var errs []string
|
|
for _, container := range opts.containers {
|
|
resultC, errC := dockerCli.Client().ContainerWait(ctx, container, "")
|
|
|
|
select {
|
|
case result := <-resultC:
|
|
fmt.Fprintf(dockerCli.Out(), "%d\n", result.StatusCode)
|
|
case err := <-errC:
|
|
errs = append(errs, err.Error())
|
|
}
|
|
}
|
|
if len(errs) > 0 {
|
|
return errors.New(strings.Join(errs, "\n"))
|
|
}
|
|
return nil
|
|
}
|