Golang console.Infoln函數代碼示例

func runAccessCmd(ctx *cli.Context) {
	if !ctx.Args().Present() || ctx.Args().First() == "help" {
		cli.ShowCommandHelpAndExit(ctx, "access", 1) // last argument is exit code
	}
	config := mustGetMcConfig()
	acl := bucketACL(ctx.Args().First())
	if !acl.isValidBucketACL() {
		console.Fatalf("Valid types are [private, public, readonly]. %s\n", errInvalidACL{acl: acl.String()})
	}
	for _, arg := range ctx.Args().Tail() {
		targetURL, err := getExpandedURL(arg, config.Aliases)
		if err != nil {
			switch e := iodine.ToError(err).(type) {
			case errUnsupportedScheme:
				console.Fatalf("Unknown type of URL %s. %s\n", e.url, err)
			default:
				console.Fatalf("Unable to parse argument %s. %s\n", arg, err)
			}
		}
		msg, err := doUpdateAccessCmd(targetURL, acl)
		if err != nil {
			console.Fatalln(msg)
		}
		console.Infoln(msg)
	}
}

// runMakeBucketCmd is the handler for mc mb command
func runMakeBucketCmd(ctx *cli.Context) {
	if !ctx.Args().Present() || ctx.Args().First() == "help" {
		cli.ShowCommandHelpAndExit(ctx, "mb", 1) // last argument is exit code
	}
	if !isMcConfigExists() {
		console.Fatalf("Please run \"mc config generate\". %s\n", errNotConfigured{})
	}
	config := mustGetMcConfig()
	for _, arg := range ctx.Args() {
		targetURL, err := getExpandedURL(arg, config.Aliases)
		if err != nil {
			switch e := iodine.ToError(err).(type) {
			case errUnsupportedScheme:
				console.Fatalf("Unknown type of URL %s. %s\n", e.url, err)
			default:
				console.Fatalf("Unable to parse argument %s. %s\n", arg, err)
			}
		}
		msg, err := doMakeBucketCmd(targetURL)
		if err != nil {
			console.Fatalln(msg)
		}
		console.Infoln(msg)
	}
}

// initMC - initialize 'mc'.
func initMC() {
	// Check if mc config exists.
	if !isMcConfigExists() {
		err := saveMcConfig(newMcConfig())
		fatalIf(err.Trace(), "Unable to save new mc config.")

		console.Infoln("Configuration written to ‘" + mustGetMcConfigPath() + "’. Please update your access credentials.")
	}

	// Check if mc session folder exists.
	if !isSessionDirExists() {
		fatalIf(createSessionDir().Trace(), "Unable to create session config folder.")
	}

	// Check if mc share folder exists.
	if !isShareDirExists() {
		initShareConfig()
	}

	// Check if certs dir exists
	if !isCertsDirExists() {
		fatalIf(createCertsDir().Trace(), "Unable to create `CAs` folder.")
	}

	// Check if CAs dir exists
	if !isCAsDirExists() {
		fatalIf(createCAsDir().Trace(), "Unable to create `CAs` folder.")
	}

	// Load all authority certificates present in CAs dir
	loadRootCAs()
}

// If the host key does not have http(s), fix it.
func fixConfigV6ForHosts() {
	if !isMcConfigExists() {
		return
	}

	brokenMcCfgV6, e := quick.Load(mustGetMcConfigPath(), newConfigV6())
	fatalIf(probe.NewError(e), "Unable to load config.")

	if brokenMcCfgV6.Version() != "6" {
		return
	}

	newCfgV6 := newConfigV6()
	isMutated := false

	// Copy aliases.
	for k, v := range brokenMcCfgV6.Data().(*configV6).Aliases {
		newCfgV6.Aliases[k] = v
	}

	url := &clientURL{}
	// Copy hosts.
	for host, hostCfgV6 := range brokenMcCfgV6.Data().(*configV6).Hosts {
		// Already fixed - Copy and move on.
		if strings.HasPrefix(host, "https") || strings.HasPrefix(host, "http") {
			newCfgV6.Hosts[host] = hostCfgV6
			continue
		}

		// If host entry does not contain "http(s)", introduce a new entry and delete the old one.
		if host == "s3.amazonaws.com" || host == "storage.googleapis.com" ||
			host == "localhost:9000" || host == "127.0.0.1:9000" ||
			host == "play.minio.io:9000" || host == "dl.minio.io:9000" {
			console.Infoln("Found broken host entries, replacing " + host + " with https://" + host + ".")
			url.Host = host
			url.Scheme = "https"
			url.SchemeSeparator = "://"
			newCfgV6.Hosts[url.String()] = hostCfgV6
			isMutated = true
			continue
		}
	}

	if isMutated {
		// Save the new config back to the disk.
		mcCfgV6, e := quick.New(newCfgV6)
		fatalIf(probe.NewError(e), "Unable to initialize quick config for config version ‘v6’.")

		e = mcCfgV6.Save(mustGetMcConfigPath())
		fatalIf(probe.NewError(e), "Unable to save config version ‘v6’.")
	}
}

// runUpdateCmd -
func runUpdateCmd(ctx *cli.Context) {
	if ctx.Args().First() == "help" {
		cli.ShowCommandHelpAndExit(ctx, "update", 1) // last argument is exit code
	}
	msg, err := doUpdateCheck()
	if err != nil {
		console.Fatalln(msg)
	}
	// no msg do not print one
	if msg != "" {
		console.Infoln(msg)
	}
}

// runUpdateCmd -
func runUpdateCmd(ctx *cli.Context) {
	if ctx.Args().First() == "help" {
		cli.ShowCommandHelpAndExit(ctx, "update", 1) // last argument is exit code
	}
	if !isMcConfigExists() {
		console.Fatalf("Please run \"mc config generate\". %s\n", NewIodine(iodine.New(errNotConfigured{}, nil)))
	}
	msg, err := doUpdateCheck()
	if err != nil {
		console.Fatalln(msg)
	}
	// no msg do not print one
	if msg != "" {
		console.Infoln(msg)
	}
}

// runConfigCmd is the handle for "mc config" sub-command
func runConfigCmd(ctx *cli.Context) {
	// show help if nothing is set
	if !ctx.Args().Present() || ctx.Args().First() == "help" {
		cli.ShowCommandHelpAndExit(ctx, "config", 1) // last argument is exit code
	}
	arg := ctx.Args().First()
	tailArgs := ctx.Args().Tail()
	if len(tailArgs) > 2 {
		console.Fatalf("Incorrect number of arguments, please use \"mc config help\". %s", errInvalidArgument{})
	}
	msg, err := doConfig(arg, tailArgs)
	if err != nil {
		console.Fatalln(msg)
	}
	console.Infoln(msg)
}

func verifyMCRuntime() {
	if !isMcConfigExists() {
		err := createMcConfigDir()
		fatalIf(err.Trace(), "Unable to create ‘mc’ config folder.")

		config, err := newConfig()
		fatalIf(err.Trace(), "Unable to initialize newConfig.")

		err = writeConfig(config)
		fatalIf(err.Trace(), "Unable to write newConfig.")

		console.Infoln("Configuration written to [" + mustGetMcConfigPath() + "]. Please update your access credentials.")
	}
	if !isSessionDirExists() {
		fatalIf(createSessionDir().Trace(), "Unable to create session dir.")
	}
	checkGolangRuntimeVersion()
}

// runDiffCmd - is a handler for mc diff command
func runDiffCmd(ctx *cli.Context) {
	if len(ctx.Args()) != 2 || ctx.Args().First() == "help" {
		cli.ShowCommandHelpAndExit(ctx, "diff", 1) // last argument is exit code
	}
	if !isMcConfigExists() {
		console.Fatalf("Please run \"mc config generate\". %s\n", errNotConfigured{})
	}

	config := mustGetMcConfig()
	firstURL := ctx.Args().First()
	secondURL := ctx.Args()[1]

	var err error
	firstURL, err = getExpandedURL(firstURL, config.Aliases)
	if err != nil {
		switch e := iodine.ToError(err).(type) {
		case errUnsupportedScheme:
			console.Fatalf("Unknown type of URL %s. %s\n", e.url, err)
		default:
			console.Fatalf("Unable to parse argument %s. %s\n", firstURL, err)
		}
	}
	secondURL, err = getExpandedURL(secondURL, config.Aliases)
	if err != nil {
		switch e := iodine.ToError(err).(type) {
		case errUnsupportedScheme:
			console.Fatalf("Unknown type of URL %s. %s\n", e.url, err)
		default:
			console.Fatalf("Unable to parse argument %s. %s\n", secondURL, err)
		}
	}
	if isURLRecursive(secondURL) {
		console.Fatalf("Second URL cannot be recursive. %s\n", errInvalidArgument{})
	}
	newFirstURL := stripRecursiveURL(firstURL)
	for diff := range doDiffCmd(newFirstURL, secondURL, isURLRecursive(firstURL)) {
		if diff.err != nil {
			console.Fatalln(diff.message)
		}
		console.Infoln(diff.message)
	}
}

// verifyMCRuntime - verify 'mc' compiled runtime version.
func verifyMCRuntime() {
	checkGolangRuntimeVersion()

	// Check if mc config exists.
	if !isMcConfigExists() {
		err := saveMcConfig(newMcConfig())
		fatalIf(err.Trace(), "Unable to save new mc config.")

		console.Infoln("Configuration written to ‘" + mustGetMcConfigPath() + "’. Please update your access credentials.")
	}

	// Check if mc session folder exists.
	if !isSessionDirExists() {
		fatalIf(createSessionDir().Trace(), "Unable to create session config folder.")
	}

	// Check if mc share folder exists.
	if !isShareDirExists() {
		initShareConfig()
	}
}

func firstTimeRun() {
	if !isMcConfigExists() {
		if err := createMcConfigDir(); err != nil {
			console.Fatalf("Unable to create ‘mc’ config folder. %s\n", err)
		}
		config, err := newConfig()
		if err != nil {
			console.Fatalln(NewIodine(iodine.New(err, nil)))
		}
		err = writeConfig(config)
		if err != nil {
			console.Fatalln(NewIodine(iodine.New(err, nil)))
		}
		console.Infoln("Configuration written to [" + mustGetMcConfigPath() + "]. Please update your access credentials.")
	}
	if !isSessionDirExists() {
		if err := createSessionDir(); err != nil {
			console.Fatalf("Unable to create ‘mc’ session folder. %s\n", err)
		}
	}
	checkGolangVersion()
}

// fixConfigV6 - fix all the unnecessary glob URLs present in existing config version 6.
func fixConfigV6() {
	if !isMcConfigExists() {
		return
	}
	config, e := quick.New(newConfigV6())
	fatalIf(probe.NewError(e), "Unable to initialize config.")

	e = config.Load(mustGetMcConfigPath())
	fatalIf(probe.NewError(e).Trace(mustGetMcConfigPath()), "Unable to load config.")

	if config.Data().(*configV6).Version != "6" {
		return
	}

	newConfig := new(configV6)
	isMutated := false
	newConfig.Aliases = make(map[string]string)
	newConfig.Hosts = make(map[string]hostConfigV6)
	newConfig.Version = "6"
	newConfig.Aliases = config.Data().(*configV6).Aliases
	for host, hostCfg := range config.Data().(*configV6).Hosts {
		if strings.Contains(host, "*") {
			fatalIf(errInvalidArgument(),
				fmt.Sprintf("Glob style ‘*’ pattern matching is no longer supported. Please fix ‘%s’ entry manually.", host))
		}
		if strings.Contains(host, "*s3*") || strings.Contains(host, "*.s3*") {
			console.Infoln("Found glob url, replacing " + host + " with s3.amazonaws.com")
			newConfig.Hosts["s3.amazonaws.com"] = hostCfg
			isMutated = true
			continue
		}
		if strings.Contains(host, "s3*") {
			console.Infoln("Found glob url, replacing " + host + " with s3.amazonaws.com")
			newConfig.Hosts["s3.amazonaws.com"] = hostCfg
			isMutated = true
			continue
		}
		if strings.Contains(host, "*amazonaws.com") || strings.Contains(host, "*.amazonaws.com") {
			console.Infoln("Found glob url, replacing " + host + " with s3.amazonaws.com")
			newConfig.Hosts["s3.amazonaws.com"] = hostCfg
			isMutated = true
			continue
		}
		if strings.Contains(host, "*storage.googleapis.com") {
			console.Infoln("Found glob url, replacing " + host + " with storage.googleapis.com")
			newConfig.Hosts["storage.googleapis.com"] = hostCfg
			isMutated = true
			continue
		}
		if strings.Contains(host, "localhost:*") {
			console.Infoln("Found glob url, replacing " + host + " with localhost:9000")
			newConfig.Hosts["localhost:9000"] = hostCfg
			isMutated = true
			continue
		}
		if strings.Contains(host, "127.0.0.1:*") {
			console.Infoln("Found glob url, replacing " + host + " with 127.0.0.1:9000")
			newConfig.Hosts["127.0.0.1:9000"] = hostCfg
			isMutated = true
			continue
		}
		// Other entries are hopefully OK. Copy them blindly.
		newConfig.Hosts[host] = hostCfg
	}

	if isMutated {
		newConf, e := quick.New(newConfig)
		fatalIf(probe.NewError(e), "Unable to initialize newly fixed config.")

		e = newConf.Save(mustGetMcConfigPath())
		fatalIf(probe.NewError(e).Trace(mustGetMcConfigPath()), "Unable to save newly fixed config path.")
		console.Infof("Successfully fixed %s broken config for version ‘6’.\n", mustGetMcConfigPath())
	}
}

// String printer for SessionV2
func (s sessionV2) Info() {
	console.Infoln("Session safely terminated. To resume session ‘mc session resume " + s.SessionID + "’")
}