Function parseExec

cli/command/container/exec.go:222–255

parseExec parses the specified args for the specified command and generates an ExecConfig from it.

(execOpts ExecOptions, configFile *configfile.ConfigFile)

// parseExec parses the specified args for the specified command and generates
// an ExecConfig from it.
func parseExec(execOpts ExecOptions, configFile *configfile.ConfigFile) (*client.ExecCreateOptions, error) {
	execOptions := &client.ExecCreateOptions{
		User:       execOpts.User,
		Privileged: execOpts.Privileged,
		TTY:        execOpts.TTY,
		Cmd:        execOpts.Command,
		WorkingDir: execOpts.Workdir,
	}

	// collect all the environment variables for the container
	var err error
	if execOptions.Env, err = opts.ReadKVEnvStrings(execOpts.EnvFile.GetSlice(), execOpts.Env.GetSlice()); err != nil {
		return nil, err
	}

	// If -d is not set, attach to everything by default
	if !execOpts.Detach {
		execOptions.AttachStdout = true
		execOptions.AttachStderr = true
		if execOpts.Interactive {
			execOptions.AttachStdin = true
		}
	}

	if execOpts.DetachKeys != "" {
		execOptions.DetachKeys = execOpts.DetachKeys
	} else {
		execOptions.DetachKeys = configFile.DetachKeys
	}
	if err := validateDetachKeys(execOpts.DetachKeys); err != nil {
		return nil, err
	}
	return execOptions, nil
}