Golang shared.FindOrGenCert函数代码示例

func readMyCert() (string, string, error) {
	certf := ConfigPath("client.crt")
	keyf := ConfigPath("client.key")

	err := shared.FindOrGenCert(certf, keyf)

	return certf, keyf, err
}

func readMyCert(configDir string) (string, string, error) {
	certf := path.Join(configDir, "client.crt")
	keyf := path.Join(configDir, "client.key")

	err := shared.FindOrGenCert(certf, keyf)

	return certf, keyf, err
}

func readMyCert() (string, string, error) {
	certf := shared.VarPath("server.crt")
	keyf := shared.VarPath("server.key")
	shared.LogDebug("Looking for existing certificates", log.Ctx{"cert": certf, "key": keyf})
	err := shared.FindOrGenCert(certf, keyf, false)

	return certf, keyf, err
}

func readMyCert() (string, string, error) {
	certf := shared.VarPath("server.crt")
	keyf := shared.VarPath("server.key")
	shared.Debugf("looking for existing certificates: %s %s", certf, keyf)

	err := shared.FindOrGenCert(certf, keyf)

	return certf, keyf, err
}

func generateClientCertificate(config *lxd.Config) error {
	// Generate a client certificate if necessary.  The default repositories are
	// either local or public, neither of which requires a client certificate.
	// Generation of the cert is delayed to avoid unnecessary overhead, e.g in
	// testing scenarios where only the default repositories are used.
	certf := config.ConfigPath("client.crt")
	keyf := config.ConfigPath("client.key")
	if !shared.PathExists(certf) || !shared.PathExists(keyf) {
		fmt.Fprintf(os.Stderr, i18n.G("Generating a client certificate. This may take a minute...")+"\n")

		return shared.FindOrGenCert(certf, keyf, true)
	}
	return nil
}

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("Enables debug mode."))

	gnuflag.StringVar(&lxd.ConfigDir, "config", lxd.ConfigDir, gettext.Gettext("Alternate config directory."))

	if len(os.Args) >= 3 && os.Args[1] == "config" && os.Args[2] == "profile" {
		fmt.Fprintf(os.Stderr, "`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\nOptions:\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
		}
	}

	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"), err, cmd.usage())
		os.Exit(1)
	}
	return err
}

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."))
	noAlias := gnuflag.Bool("no-alias", false, i18n.G("Ignore aliases when determining what command to run."))

	configDir := "$HOME/.config/lxc"
	if os.Getenv("LXD_CONF") != "" {
		configDir = os.Getenv("LXD_CONF")
	}
	configPath = os.ExpandEnv(path.Join(configDir, "config.yml"))

	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(configPath)
		if err != nil {
			return err
		}
	}

	// 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]

	/* at this point we haven't parsed the args, so we have to look for
	 * --no-alias by hand.
	 */
	if !shared.StringInSlice("--no-alias", origArgs) {
		execIfAliases(config, origArgs)
	}
	cmd, ok := commands[name]
	if !ok {
		commands["help"].run(nil, nil)
		fmt.Fprintf(os.Stderr, "\n"+i18n.G("error: unknown command: %s")+"\n", name)
		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.Log, err = logging.GetLogger("", "", *verbose, *debug, nil)
	if err != nil {
		return err
	}

	certf := config.ConfigPath("client.crt")
	keyf := config.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
		}
	}

	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
		 */
		if !*noAlias {
			execIfAliases(config, origArgs)
//.........这里部分代码省略.........

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
		 */
//.........这里部分代码省略.........