Exemplo n.º 1
0
func doProfileEdit(client *lxd.Client, p string) error {
	// If stdin isn't a terminal, read text from it
	if !terminal.IsTerminal(int(syscall.Stdin)) {
		contents, err := ioutil.ReadAll(os.Stdin)
		if err != nil {
			return err
		}

		newdata := shared.ProfileConfig{}
		err = yaml.Unmarshal(contents, &newdata)
		if err != nil {
			return err
		}
		return client.PutProfile(p, newdata)
	}

	// Extract the current value
	profile, err := client.ProfileConfig(p)
	if err != nil {
		return err
	}

	data, err := yaml.Marshal(&profile)
	if err != nil {
		return err
	}

	// Spawn the editor
	content, err := shared.TextEditor("", []byte(profileEditHelp+"\n\n"+string(data)))
	if err != nil {
		return err
	}

	for {
		// Parse the text received from the editor
		newdata := shared.ProfileConfig{}
		err = yaml.Unmarshal(content, &newdata)
		if err == nil {
			err = client.PutProfile(p, newdata)
		}

		// Respawn the editor
		if err != nil {
			fmt.Fprintf(os.Stderr, i18n.G("Config parsing error: %s")+"\n", err)
			fmt.Println(i18n.G("Press enter to open the editor again"))

			_, err := os.Stdin.Read(make([]byte, 1))
			if err != nil {
				return err
			}

			content, err = shared.TextEditor("", content)
			if err != nil {
				return err
			}
			continue
		}
		break
	}
	return nil
}
Exemplo n.º 2
0
func doProfileEdit(client *lxd.Client, p string) error {
	if !terminal.IsTerminal(syscall.Stdin) {
		contents, err := ioutil.ReadAll(os.Stdin)
		if err != nil {
			return err
		}

		newdata := shared.ProfileConfig{}
		err = yaml.Unmarshal(contents, &newdata)
		if err != nil {
			return err
		}
		newdata.Name = p
		return client.PutProfile(p, newdata)
	}

	profile, err := client.ProfileConfig(p)
	if err != nil {
		return err
	}
	editor := os.Getenv("VISUAL")
	if editor == "" {
		editor = os.Getenv("EDITOR")
		if editor == "" {
			editor = "vi"
		}
	}
	data, err := yaml.Marshal(&profile)
	f, err := ioutil.TempFile("", "lxd_lxc_profile_")
	if err != nil {
		return err
	}
	fname := f.Name()
	if err = f.Chmod(0600); err != nil {
		f.Close()
		os.Remove(fname)
		return err
	}
	f.Write([]byte(profileEditHelp + "\n"))
	f.Write(data)
	f.Close()
	defer os.Remove(fname)

	for {
		var err error
		cmdParts := strings.Fields(editor)
		cmd := exec.Command(cmdParts[0], append(cmdParts[1:], fname)...)
		cmd.Stdin = os.Stdin
		cmd.Stdout = os.Stdout
		cmd.Stderr = os.Stderr
		err = cmd.Run()
		if err != nil {
			return err
		}
		contents, err := ioutil.ReadFile(fname)
		if err != nil {
			return err
		}
		newdata := shared.ProfileConfig{}

		err = yaml.Unmarshal(contents, &newdata)
		if err == nil {
			err = client.PutProfile(p, newdata)
		}

		if err != nil {
			fmt.Fprintf(os.Stderr, gettext.Gettext("Config parsing error: %s")+"\n", err)
			fmt.Println(gettext.Gettext("Press enter to open the editor again"))
			_, err := os.Stdin.Read(make([]byte, 1))
			if err != nil {
				return err
			}
			continue
		}
		break
	}
	return nil
}
Exemplo n.º 3
0
func doProfileEdit(client *lxd.Client, p string) error {
	if !terminal.IsTerminal(syscall.Stdin) {
		contents, err := ioutil.ReadAll(os.Stdin)
		if err != nil {
			return err
		}

		newdata := shared.ProfileConfig{}
		err = yaml.Unmarshal(contents, &newdata)
		if err != nil {
			return err
		}
		return client.PutProfile(p, newdata)
	}

	profile, err := client.ProfileConfig(p)
	if err != nil {
		return err
	}
	editor := os.Getenv("VISUAL")
	if editor == "" {
		editor = os.Getenv("EDITOR")
		if editor == "" {
			editor = "vi"
		}
	}
	data, err := yaml.Marshal(&profile)
	f, err := ioutil.TempFile("", "lxd_lxc_profile_")
	if err != nil {
		return err
	}
	fname := f.Name()
	if err = f.Chmod(0600); err != nil {
		f.Close()
		os.Remove(fname)
		return err
	}
	f.Write([]byte(profileEditHelp))
	f.Write(data)
	f.Close()
	defer os.Remove(fname)

	for {
		cmd := exec.Command(editor, fname)
		cmd.Stdin = os.Stdin
		cmd.Stdout = os.Stdout
		cmd.Stderr = os.Stderr
		err = cmd.Run()
		if err != nil {
			return err
		}
		contents, err := ioutil.ReadFile(fname)
		if err != nil {
			return err
		}
		newdata := shared.ProfileConfig{}
		err = yaml.Unmarshal(contents, &newdata)
		if err != nil {
			fmt.Fprintf(os.Stderr, gettext.Gettext("YAML parse error %v\n"), err)
			fmt.Printf("Press enter to play again ")
			_, err := os.Stdin.Read(make([]byte, 1))
			if err != nil {
				return err
			}

			continue
		}
		err = client.PutProfile(p, newdata)
		break
	}
	return err
}