示例#1
0
// Run a command without showing a prompt or the output to the user
func (b *Bootstrap) runCommandSilentlyAndCaptureOutput(command string, args ...string) (string, error) {
	cmd := b.newCommand(command, args...)

	var buffer bytes.Buffer
	_, err := shell.Run(cmd, &shell.Config{Writer: &buffer})

	return strings.TrimSpace(buffer.String()), err
}
示例#2
0
// Run a command and return it's exit status
func (b *Bootstrap) runCommandGracefully(command string, args ...string) int {
	cmd := b.newCommand(command, args...)

	promptf("%s", cmd)

	process, err := shell.Run(cmd, &shell.Config{Writer: os.Stdout})
	checkShellError(err, cmd)

	return process.ExitStatus()
}
示例#3
0
// Runs a script on the file system
func (b *Bootstrap) runScript(command string) int {
	var cmd *shell.Command
	if runtime.GOOS == "windows" {
		cmd = b.newCommand(command)
	} else {
		// If you run a script on Linux that doesn't have the
		// #!/bin/bash thingy at the top, it will fail to run with a
		// "exec format error" error. You can solve it by adding the
		// #!/bin/bash line to the top of the file, but that's
		// annoying, and people generally forget it, so we'll make it
		// easy on them and add it for them here.
		//
		// We also need to make sure the script we pass has quotes
		// around it, otherwise `/bin/bash -c run script with space.sh`
		// fails.
		cmd = b.newCommand("/bin/bash", "-c", `"`+strings.Replace(command, `"`, `\"`, -1)+`"`)
	}

	process, err := shell.Run(cmd, &shell.Config{Writer: os.Stdout, PTY: b.RunInPty})
	checkShellError(err, cmd)

	return process.ExitStatus()
}