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35 lines
910 B
Go
35 lines
910 B
Go
package client
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import (
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"fmt"
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Cli "github.com/docker/docker/cli"
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flag "github.com/docker/docker/pkg/mflag"
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)
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// CmdWait blocks until a container stops, then prints its exit code.
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//
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// If more than one container is specified, this will wait synchronously on each container.
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//
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// Usage: docker wait CONTAINER [CONTAINER...]
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func (cli *DockerCli) CmdWait(args ...string) error {
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cmd := Cli.Subcmd("wait", []string{"CONTAINER [CONTAINER...]"}, Cli.DockerCommands["wait"].Description, true)
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cmd.Require(flag.Min, 1)
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cmd.ParseFlags(args, true)
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var errNames []string
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for _, name := range cmd.Args() {
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status, err := waitForExit(cli, name)
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if err != nil {
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fmt.Fprintf(cli.err, "%s\n", err)
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errNames = append(errNames, name)
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} else {
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fmt.Fprintf(cli.out, "%d\n", status)
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}
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}
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if len(errNames) > 0 {
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return fmt.Errorf("Error: failed to wait containers: %v", errNames)
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}
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return nil
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}
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