コード例 #1
0
ファイル: config.go プロジェクト: imoapps/juju
func (cfg Config) writeConfigFile() error {
	filename := cfg.resolve(configDefaultFile)
	logger.Debugf("writing config file %q", filename)

	// TODO(ericsnow) Cache the low-level config in Config?
	rawCfg, err := lxd.LoadConfig()
	if err != nil {
		return errors.Trace(err)
	}

	if !cfg.Remote.isLocal() {
		// Ensure the remote is set correctly.
		remote := cfg.Remote.Name
		delete(rawCfg.Remotes, remote)
		addr := cfg.Remote.Host
		if err := addServer(rawCfg, remote, addr); err != nil {
			return errors.Trace(err)
		}
	}

	// Write out the updated config, if changed.
	// TODO(ericsnow) Check if changed.
	if err := lxd.SaveConfig(rawCfg); err != nil {
		return errors.Trace(err)
	}

	return nil
}
コード例 #2
0
ファイル: config.go プロジェクト: imoapps/juju
//TODO(wwitzel3) make sure this is idempotent
func initializeConfigDir(cfg Config) error {
	logger.Debugf("initializing config dir %q", cfg.Dirname)

	if err := os.MkdirAll(cfg.Dirname, 0775); err != nil {
		return errors.Trace(err)
	}

	// Force the default config to get written. LoadConfig() returns the
	// default config from memory if there isn't a config file on disk.
	// So we load that and then explicitly save it to disk with a call
	// to SaveConfig().
	config, err := lxd.LoadConfig()
	if err != nil {
		return errors.Trace(err)
	}

	if err := lxd.SaveConfig(config); err != nil {
		return errors.Trace(err)
	}

	return nil
}
コード例 #3
0
ファイル: remote.go プロジェクト: jameinel/lxd
func (c *remoteCmd) run(config *lxd.Config, args []string) error {
	if len(args) < 1 {
		return errArgs
	}

	switch args[0] {
	case "add":
		if len(args) < 3 {
			return errArgs
		}

		if rc, ok := config.Remotes[args[1]]; ok {
			return fmt.Errorf(i18n.G("remote %s exists as <%s>"), args[1], rc.Addr)
		}

		err := c.addServer(config, args[1], args[2], c.acceptCert, c.password, c.public, c.protocol)
		if err != nil {
			delete(config.Remotes, args[1])
			c.removeCertificate(config, args[1])
			return err
		}

	case "remove":
		if len(args) != 2 {
			return errArgs
		}

		rc, ok := config.Remotes[args[1]]
		if !ok {
			return fmt.Errorf(i18n.G("remote %s doesn't exist"), args[1])
		}

		if rc.Static {
			return fmt.Errorf(i18n.G("remote %s is static and cannot be modified"), args[1])
		}

		if config.DefaultRemote == args[1] {
			return fmt.Errorf(i18n.G("can't remove the default remote"))
		}

		delete(config.Remotes, args[1])

		c.removeCertificate(config, args[1])

	case "list":
		data := [][]string{}
		for name, rc := range config.Remotes {
			strPublic := i18n.G("NO")
			if rc.Public {
				strPublic = i18n.G("YES")
			}

			strStatic := i18n.G("NO")
			if rc.Static {
				strStatic = i18n.G("YES")
			}

			if rc.Protocol == "" {
				rc.Protocol = "lxd"
			}

			strName := name
			if name == config.DefaultRemote {
				strName = fmt.Sprintf("%s (%s)", name, i18n.G("default"))
			}
			data = append(data, []string{strName, rc.Addr, rc.Protocol, strPublic, strStatic})
		}

		table := tablewriter.NewWriter(os.Stdout)
		table.SetAutoWrapText(false)
		table.SetAlignment(tablewriter.ALIGN_LEFT)
		table.SetRowLine(true)
		table.SetHeader([]string{
			i18n.G("NAME"),
			i18n.G("URL"),
			i18n.G("PROTOCOL"),
			i18n.G("PUBLIC"),
			i18n.G("STATIC")})
		sort.Sort(byName(data))
		table.AppendBulk(data)
		table.Render()

		return nil

	case "rename":
		if len(args) != 3 {
			return errArgs
		}

		rc, ok := config.Remotes[args[1]]
		if !ok {
			return fmt.Errorf(i18n.G("remote %s doesn't exist"), args[1])
		}

		if rc.Static {
			return fmt.Errorf(i18n.G("remote %s is static and cannot be modified"), args[1])
		}

		if _, ok := config.Remotes[args[2]]; ok {
			return fmt.Errorf(i18n.G("remote %s already exists"), args[2])
		}

		// Rename the certificate file
		oldPath := filepath.Join(config.ConfigPath("servercerts"), fmt.Sprintf("%s.crt", args[1]))
		newPath := filepath.Join(config.ConfigPath("servercerts"), fmt.Sprintf("%s.crt", args[2]))
		if shared.PathExists(oldPath) {
			err := os.Rename(oldPath, newPath)
			if err != nil {
				return err
			}
		}

		config.Remotes[args[2]] = rc
		delete(config.Remotes, args[1])

		if config.DefaultRemote == args[1] {
			config.DefaultRemote = args[2]
		}

	case "set-url":
		if len(args) != 3 {
			return errArgs
		}

		rc, ok := config.Remotes[args[1]]
		if !ok {
			return fmt.Errorf(i18n.G("remote %s doesn't exist"), args[1])
		}

		if rc.Static {
			return fmt.Errorf(i18n.G("remote %s is static and cannot be modified"), args[1])
		}

		config.Remotes[args[1]] = lxd.RemoteConfig{Addr: args[2]}

	case "set-default":
		if len(args) != 2 {
			return errArgs
		}

		_, ok := config.Remotes[args[1]]
		if !ok {
			return fmt.Errorf(i18n.G("remote %s doesn't exist"), args[1])
		}
		config.DefaultRemote = args[1]

	case "get-default":
		if len(args) != 1 {
			return errArgs
		}
		fmt.Println(config.DefaultRemote)
		return nil
	default:
		return errArgs
	}

	return lxd.SaveConfig(config, configPath)
}
コード例 #4
0
ファイル: remote.go プロジェクト: benaryorg/lxd
func (c *remoteCmd) run(config *lxd.Config, args []string) error {
	if len(args) < 1 {
		return errArgs
	}

	switch args[0] {
	case "add":
		if len(args) < 3 {
			return errArgs
		}

		if rc, ok := config.Remotes[args[1]]; ok {
			return fmt.Errorf(gettext.Gettext("remote %s exists as <%s>"), args[1], rc.Addr)
		}

		err := addServer(config, args[1], args[2], c.acceptCert, c.password)
		if err != nil {
			delete(config.Remotes, args[1])
			return err
		}

	case "remove":
		if len(args) != 2 {
			return errArgs
		}

		if _, ok := config.Remotes[args[1]]; !ok {
			return fmt.Errorf(gettext.Gettext("remote %s doesn't exist"), args[1])
		}

		if config.DefaultRemote == args[1] {
			config.DefaultRemote = ""
		}

		delete(config.Remotes, args[1])

		removeCertificate(args[1])

	case "list":
		for name, rc := range config.Remotes {
			fmt.Println(fmt.Sprintf("%s <%s>", name, rc.Addr))
		}
		/* Here, we don't need to save since we didn't actually modify
		 * anything, so just return. */
		return nil

	case "rename":
		if len(args) != 3 {
			return errArgs
		}

		rc, ok := config.Remotes[args[1]]
		if !ok {
			return fmt.Errorf(gettext.Gettext("remote %s doesn't exist"), args[1])
		}

		if _, ok := config.Remotes[args[2]]; ok {
			return fmt.Errorf(gettext.Gettext("remote %s already exists"), args[2])
		}

		config.Remotes[args[2]] = rc
		delete(config.Remotes, args[1])

		if config.DefaultRemote == args[1] {
			config.DefaultRemote = args[2]
		}

	case "set-url":
		if len(args) != 3 {
			return errArgs
		}
		_, ok := config.Remotes[args[1]]
		if !ok {
			return fmt.Errorf(gettext.Gettext("remote %s doesn't exist"), args[1])
		}
		config.Remotes[args[1]] = lxd.RemoteConfig{Addr: args[2]}

	case "set-default":
		if len(args) != 2 {
			return errArgs
		}

		if args[1] != "" {
			_, ok := config.Remotes[args[1]]
			if !ok {
				return fmt.Errorf(gettext.Gettext("remote %s doesn't exist"), args[1])
			}
		}
		config.DefaultRemote = args[1]

	case "get-default":
		if len(args) != 1 {
			return errArgs
		}
		fmt.Println(config.DefaultRemote)
		return nil
	default:
		return fmt.Errorf(gettext.Gettext("Unknown remote subcommand %s"), args[0])
	}

	return lxd.SaveConfig(config)
}
コード例 #5
0
ファイル: main.go プロジェクト: HPCNow/lxd
func run() error {
	verbose := gnuflag.Bool("verbose", false, i18n.G("Enables verbose mode."))
	debug := gnuflag.Bool("debug", false, i18n.G("Enables debug mode."))
	forceLocal := gnuflag.Bool("force-local", false, i18n.G("Force using the local unix socket."))

	configDir := os.Getenv("LXD_CONF")
	if configDir != "" {
		lxd.ConfigDir = configDir
	}

	if len(os.Args) >= 3 && os.Args[1] == "config" && os.Args[2] == "profile" {
		fmt.Fprintf(os.Stderr, i18n.G("`lxc config profile` is deprecated, please use `lxc profile`")+"\n")
		os.Args = append(os.Args[:1], os.Args[2:]...)
	}

	if len(os.Args) >= 2 && (os.Args[1] == "-h" || os.Args[1] == "--help") {
		os.Args[1] = "help"
	}

	if len(os.Args) >= 2 && (os.Args[1] == "--all") {
		os.Args[1] = "help"
		os.Args = append(os.Args, "--all")
	}

	if len(os.Args) == 2 && os.Args[1] == "--version" {
		os.Args[1] = "version"
	}

	if len(os.Args) < 2 {
		commands["help"].run(nil, nil)
		os.Exit(1)
	}

	var config *lxd.Config
	var err error

	if *forceLocal {
		config = &lxd.DefaultConfig
	} else {
		config, err = lxd.LoadConfig()
		if err != nil {
			return err
		}

		// One time migration from old config
		if config.DefaultRemote == "" {
			_, ok := config.Remotes["local"]
			if !ok {
				config.Remotes["local"] = lxd.LocalRemote
			}
			config.DefaultRemote = "local"
			lxd.SaveConfig(config)
		}
	}

	// This is quite impolite, but it seems gnuflag needs us to shift our
	// own exename out of the arguments before parsing them. However, this
	// is useful for execIfAlias, which wants to know exactly the command
	// line we received, and in some cases is called before this shift, and
	// in others after. So, let's save the original args.
	origArgs := os.Args
	name := os.Args[1]
	cmd, ok := commands[name]
	if !ok {
		execIfAliases(config, origArgs)
		fmt.Fprintf(os.Stderr, i18n.G("error: unknown command: %s")+"\n", name)
		commands["help"].run(nil, nil)
		os.Exit(1)
	}
	cmd.flags()
	gnuflag.Usage = func() {
		fmt.Fprintf(os.Stderr, i18n.G("Usage: %s")+"\n\n"+i18n.G("Options:")+"\n\n", strings.TrimSpace(cmd.usage()))
		gnuflag.PrintDefaults()
	}

	os.Args = os.Args[1:]
	gnuflag.Parse(true)

	shared.SetLogger("", "", *verbose, *debug, nil)

	certf := lxd.ConfigPath("client.crt")
	keyf := lxd.ConfigPath("client.key")

	if !*forceLocal && os.Args[0] != "help" && os.Args[0] != "version" && (!shared.PathExists(certf) || !shared.PathExists(keyf)) {
		fmt.Fprintf(os.Stderr, i18n.G("Generating a client certificate. This may take a minute...")+"\n")

		err = shared.FindOrGenCert(certf, keyf)
		if err != nil {
			return err
		}

		fmt.Fprintf(os.Stderr, i18n.G("If this is your first run, you will need to import images using the 'lxd-images' script.")+"\n")
		fmt.Fprintf(os.Stderr, i18n.G("For example: 'lxd-images import ubuntu --alias ubuntu'.")+"\n")
	}

	err = cmd.run(config, gnuflag.Args())
	if err == errArgs {
		/* If we got an error about invalid arguments, let's try to
		 * expand this as an alias
		 */
		execIfAliases(config, origArgs)
		fmt.Fprintf(os.Stderr, i18n.G("error: %v")+"\n%s\n", err, cmd.usage())
		os.Exit(1)
	}
	return err
}
コード例 #6
0
ファイル: remote.go プロジェクト: HPCNow/lxd
func (c *remoteCmd) run(config *lxd.Config, args []string) error {
	if len(args) < 1 {
		return errArgs
	}

	switch args[0] {
	case "add":
		if len(args) < 3 {
			return errArgs
		}

		if rc, ok := config.Remotes[args[1]]; ok {
			return fmt.Errorf(i18n.G("remote %s exists as <%s>"), args[1], rc.Addr)
		}

		err := addServer(config, args[1], args[2], c.acceptCert, c.password, c.public)
		if err != nil {
			delete(config.Remotes, args[1])
			removeCertificate(args[1])
			return err
		}

	case "remove":
		if len(args) != 2 {
			return errArgs
		}

		if _, ok := config.Remotes[args[1]]; !ok {
			return fmt.Errorf(i18n.G("remote %s doesn't exist"), args[1])
		}

		if config.DefaultRemote == args[1] {
			return fmt.Errorf(i18n.G("can't remove the default remote"))
		}

		delete(config.Remotes, args[1])

		removeCertificate(args[1])

	case "list":
		data := [][]string{}
		for name, rc := range config.Remotes {
			if rc.Public {
				data = append(data, []string{name, rc.Addr, i18n.G("YES")})
			} else {
				data = append(data, []string{name, rc.Addr, i18n.G("NO")})
			}
		}

		table := tablewriter.NewWriter(os.Stdout)
		table.SetHeader([]string{
			i18n.G("NAME"),
			i18n.G("URL"),
			i18n.G("PUBLIC")})
		sort.Sort(ByName(data))
		table.AppendBulk(data)
		table.Render()

		return nil

	case "rename":
		if len(args) != 3 {
			return errArgs
		}

		rc, ok := config.Remotes[args[1]]
		if !ok {
			return fmt.Errorf(i18n.G("remote %s doesn't exist"), args[1])
		}

		if _, ok := config.Remotes[args[2]]; ok {
			return fmt.Errorf(i18n.G("remote %s already exists"), args[2])
		}

		config.Remotes[args[2]] = rc
		delete(config.Remotes, args[1])

		if config.DefaultRemote == args[1] {
			config.DefaultRemote = args[2]
		}

	case "set-url":
		if len(args) != 3 {
			return errArgs
		}
		_, ok := config.Remotes[args[1]]
		if !ok {
			return fmt.Errorf(i18n.G("remote %s doesn't exist"), args[1])
		}
		config.Remotes[args[1]] = lxd.RemoteConfig{Addr: args[2]}

	case "set-default":
		if len(args) != 2 {
			return errArgs
		}

		_, ok := config.Remotes[args[1]]
		if !ok {
			return fmt.Errorf(i18n.G("remote %s doesn't exist"), args[1])
		}
		config.DefaultRemote = args[1]

	case "get-default":
		if len(args) != 1 {
			return errArgs
		}
		fmt.Println(config.DefaultRemote)
		return nil
	default:
		return errArgs
	}

	return lxd.SaveConfig(config)
}
コード例 #7
0
ファイル: main.go プロジェクト: destitutus/lxd
func run() error {
	gettext.BindTextdomain("lxd", "", nil)
	gettext.Textdomain("lxd")

	verbose := gnuflag.Bool("verbose", false, gettext.Gettext("Enables verbose mode."))
	debug := gnuflag.Bool("debug", false, gettext.Gettext("Enables debug mode."))
	forceLocal := gnuflag.Bool("force-local", false, gettext.Gettext("Force using the local unix socket."))

	configDir := os.Getenv("LXD_CONF")
	if configDir != "" {
		lxd.ConfigDir = configDir
	}

	if len(os.Args) >= 3 && os.Args[1] == "config" && os.Args[2] == "profile" {
		fmt.Fprintf(os.Stderr, gettext.Gettext("`lxc config profile` is deprecated, please use `lxc profile`")+"\n")
		os.Args = append(os.Args[:1], os.Args[2:]...)
	}

	if len(os.Args) >= 2 && (os.Args[1] == "-h" || os.Args[1] == "--help") {
		os.Args[1] = "help"
	}

	if len(os.Args) >= 2 && (os.Args[1] == "--all") {
		os.Args[1] = "help"
		os.Args = append(os.Args, "--all")
	}

	if len(os.Args) == 2 && os.Args[1] == "--version" {
		os.Args[1] = "version"
	}

	if len(os.Args) < 2 {
		commands["help"].run(nil, nil)
		os.Exit(1)
	}
	name := os.Args[1]
	cmd, ok := commands[name]
	if !ok {
		fmt.Fprintf(os.Stderr, gettext.Gettext("error: unknown command: %s")+"\n", name)
		commands["help"].run(nil, nil)
		os.Exit(1)
	}
	cmd.flags()
	gnuflag.Usage = func() {
		fmt.Fprintf(os.Stderr, gettext.Gettext("Usage: %s")+"\n\n"+gettext.Gettext("Options:")+"\n\n", strings.TrimSpace(cmd.usage()))
		gnuflag.PrintDefaults()
	}

	os.Args = os.Args[1:]
	gnuflag.Parse(true)

	shared.SetLogger("", "", *verbose, *debug)

	var config *lxd.Config
	var err error

	if *forceLocal {
		config = &lxd.DefaultConfig
	} else {
		config, err = lxd.LoadConfig()
		if err != nil {
			return err
		}

		// One time migration from old config
		if config.DefaultRemote == "" {
			_, ok := config.Remotes["local"]
			if !ok {
				config.Remotes["local"] = lxd.LocalRemote
			}
			config.DefaultRemote = "local"
			lxd.SaveConfig(config)
		}
	}

	certf := lxd.ConfigPath("client.crt")
	keyf := lxd.ConfigPath("client.key")

	if !*forceLocal && os.Args[0] != "help" && os.Args[0] != "version" && (!shared.PathExists(certf) || !shared.PathExists(keyf)) {
		fmt.Fprintf(os.Stderr, gettext.Gettext("Generating a client certificate. This may take a minute...")+"\n")

		err = shared.FindOrGenCert(certf, keyf)
		if err != nil {
			return err
		}

		fmt.Fprintf(os.Stderr, gettext.Gettext("If this is your first run, you will need to import images using the 'lxd-images' script.")+"\n")
		fmt.Fprintf(os.Stderr, gettext.Gettext("For example: 'lxd-images import ubuntu --alias ubuntu'.")+"\n")
	}

	err = cmd.run(config, gnuflag.Args())
	if err == errArgs {
		fmt.Fprintf(os.Stderr, gettext.Gettext("error: %v")+"\n%s\n", err, cmd.usage())
		os.Exit(1)
	}
	return err
}