Golang flags.SetFlagsFromEnv函数代码示例

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本文整理汇总了Golang中github.com/coreos/etcd/pkg/flags.SetFlagsFromEnv函数的典型用法代码示例。如果您正苦于以下问题：Golang SetFlagsFromEnv函数的具体用法？Golang SetFlagsFromEnv怎么用？Golang SetFlagsFromEnv使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。

在下文中一共展示了SetFlagsFromEnv函数的9个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的Golang代码示例。

示例1: configFromCmdLine

func (cfg *config) configFromCmdLine() error {
	err := flags.SetFlagsFromEnv("ETCD", cfg.FlagSet)
	if err != nil {
		plog.Fatalf("%v", err)
	}

	cfg.LPUrls = flags.URLsFromFlag(cfg.FlagSet, "listen-peer-urls")
	cfg.APUrls = flags.URLsFromFlag(cfg.FlagSet, "initial-advertise-peer-urls")
	cfg.LCUrls = flags.URLsFromFlag(cfg.FlagSet, "listen-client-urls")
	cfg.ACUrls = flags.URLsFromFlag(cfg.FlagSet, "advertise-client-urls")
	cfg.ClusterState = cfg.clusterState.String()
	cfg.Fallback = cfg.fallback.String()
	cfg.Proxy = cfg.proxy.String()

	// disable default advertise-client-urls if lcurls is set
	missingAC := flags.IsSet(cfg.FlagSet, "listen-client-urls") && !flags.IsSet(cfg.FlagSet, "advertise-client-urls")
	if !cfg.mayBeProxy() && missingAC {
		cfg.ACUrls = nil
	}

	// disable default initial-cluster if discovery is set
	if (cfg.Durl != "" || cfg.DNSCluster != "") && !flags.IsSet(cfg.FlagSet, "initial-cluster") {
		cfg.InitialCluster = ""
	}

	return cfg.validate()
}

开发者ID:pulcy，项目名称:vault-monkey，代码行数:27，代码来源:config.go

示例2: configFromCmdLine

func (cfg *config) configFromCmdLine() error {
	err := flags.SetFlagsFromEnv("ETCD", cfg.FlagSet)
	if err != nil {
		plog.Fatalf("%v", err)
	}

	flags.SetBindAddrFromAddr(cfg.FlagSet, "peer-bind-addr", "peer-addr")
	flags.SetBindAddrFromAddr(cfg.FlagSet, "bind-addr", "addr")

	cfg.lpurls, err = flags.URLsFromFlags(cfg.FlagSet, "listen-peer-urls", "peer-bind-addr", cfg.peerTLSInfo)
	if err != nil {
		return err
	}
	cfg.apurls, err = flags.URLsFromFlags(cfg.FlagSet, "initial-advertise-peer-urls", "peer-addr", cfg.peerTLSInfo)
	if err != nil {
		return err
	}
	cfg.lcurls, err = flags.URLsFromFlags(cfg.FlagSet, "listen-client-urls", "bind-addr", cfg.clientTLSInfo)
	if err != nil {
		return err
	}
	cfg.acurls, err = flags.URLsFromFlags(cfg.FlagSet, "advertise-client-urls", "addr", cfg.clientTLSInfo)
	if err != nil {
		return err
	}

	return cfg.validateConfig(func(field string) bool {
		return flags.IsSet(cfg.FlagSet, field)
	})
}

开发者ID:pulcy，项目名称:j2，代码行数:30，代码来源:config.go

示例3: main

func main() {
	fs.Usage = flags.UsageWithIgnoredFlagsFunc(fs, ignored)
	err := fs.Parse(os.Args[1:])
	switch err {
	case nil:
	case flag.ErrHelp:
		os.Exit(0)
	default:
		os.Exit(2)
	}

	if *printVersion {
		fmt.Println("etcd version", version.Version)
		os.Exit(0)
	}

	flags.SetFlagsFromEnv(fs)

	if string(*proxyFlag) == flags.ProxyValueOff {
		startEtcd()
	} else {
		startProxy()
	}

	// Block indefinitely
	<-make(chan struct{})
}

开发者ID:ericcapricorn，项目名称:etcd，代码行数:27，代码来源:main.go

示例4: Parse

func (cfg *config) Parse(arguments []string) error {
	perr := cfg.FlagSet.Parse(arguments)
	switch perr {
	case nil:
	case flag.ErrHelp:
		os.Exit(0)
	default:
		os.Exit(2)
	}

	if cfg.printVersion {
		fmt.Println("etcd version", version.Version)
		os.Exit(0)
	}

	err := flags.SetFlagsFromEnv(cfg.FlagSet)
	if err != nil {
		log.Fatalf("etcd: %v", err)
	}

	set := make(map[string]bool)
	cfg.FlagSet.Visit(func(f *flag.Flag) {
		set[f.Name] = true
	})
	nSet := 0
	for _, v := range []bool{set["discovery"], set["initial-cluster"], set["discovery-srv"]} {
		if v {
			nSet += 1
		}
	}
	if nSet > 1 {
		return ErrConflictBootstrapFlags
	}

	cfg.lpurls, err = flags.URLsFromFlags(cfg.FlagSet, "listen-peer-urls", "peer-bind-addr", cfg.peerTLSInfo)
	if err != nil {
		return err
	}
	cfg.apurls, err = flags.URLsFromFlags(cfg.FlagSet, "initial-advertise-peer-urls", "peer-addr", cfg.peerTLSInfo)
	if err != nil {
		return err
	}
	cfg.lcurls, err = flags.URLsFromFlags(cfg.FlagSet, "listen-client-urls", "bind-addr", cfg.clientTLSInfo)
	if err != nil {
		return err
	}
	cfg.acurls, err = flags.URLsFromFlags(cfg.FlagSet, "advertise-client-urls", "addr", cfg.clientTLSInfo)
	if err != nil {
		return err
	}

	if err := cfg.resolveUrls(); err != nil {
		return errors.New("cannot resolve DNS hostnames.")
	}

	return nil
}

开发者ID:ngpestelos，项目名称:etcd，代码行数:57，代码来源:config.go

示例5: parseConfig

// parseConfig parses out the input config from cmdline arguments and
// environment variables.
func parseConfig(args []string) (*flag.FlagSet, error) {
	fs := flag.NewFlagSet("full flagset", flag.ContinueOnError)
	etcdmain.NewConfig().VisitAll(func(f *flag.Flag) {
		fs.Var(&value{}, f.Name, "")
	})
	if err := fs.Parse(args); err != nil {
		return nil, err
	}
	if err := flags.SetFlagsFromEnv(fs); err != nil {
		return nil, err
	}
	return fs, nil
}

开发者ID:CedarLogic，项目名称:arangodb，代码行数:15，代码来源:starter.go

示例6: configFromCmdLine

func (cfg *config) configFromCmdLine() error {
	err := flags.SetFlagsFromEnv("ETCD", cfg.FlagSet)
	if err != nil {
		plog.Fatalf("%v", err)
	}

	cfg.lpurls = flags.URLsFromFlag(cfg.FlagSet, "listen-peer-urls")
	cfg.apurls = flags.URLsFromFlag(cfg.FlagSet, "initial-advertise-peer-urls")
	cfg.lcurls = flags.URLsFromFlag(cfg.FlagSet, "listen-client-urls")
	cfg.acurls = flags.URLsFromFlag(cfg.FlagSet, "advertise-client-urls")

	return cfg.validateConfig(func(field string) bool {
		return flags.IsSet(cfg.FlagSet, field)
	})
}

开发者ID:CliffYuan，项目名称:etcd，代码行数:15，代码来源:config.go

示例7: Main

func Main() {
	perr := fs.Parse(os.Args[1:])
	switch perr {
	case nil:
	case flag.ErrHelp:
		os.Exit(0)
	default:
		os.Exit(2)
	}

	if *printVersion {
		fmt.Println("etcd version", version.Version)
		os.Exit(0)
	}

	err := flags.SetFlagsFromEnv(fs)
	if err != nil {
		log.Fatalf("etcd: %v", err)
	}

	shouldProxy := proxyFlag.String() != proxyFlagOff
	var stopped <-chan struct{}
	if !shouldProxy {
		stopped, err = startEtcd()
		if err == discovery.ErrFullCluster && fallbackFlag.String() == fallbackFlagProxy {
			log.Printf("etcd: discovery cluster full, falling back to %s", fallbackFlagProxy)
			shouldProxy = true
		}
	}
	if shouldProxy {
		err = startProxy()
	}
	if err != nil {
		switch err {
		case discovery.ErrDuplicateID:
			log.Fatalf("etcd: member %s has previously registered with discovery service (%s), but the data-dir (%s) on disk cannot be found.",
				*name, *durl, *dir)
		default:
			log.Fatalf("etcd: %v", err)
		}
	}
	<-stopped
}

开发者ID:robszumski，项目名称:etcd，代码行数:43，代码来源:etcd.go

示例8: Main

func Main() {
	fs.Usage = flags.UsageWithIgnoredFlagsFunc(fs, ignored)
	perr := fs.Parse(os.Args[1:])
	switch perr {
	case nil:
	case flag.ErrHelp:
		os.Exit(0)
	default:
		os.Exit(2)
	}

	if *printVersion {
		fmt.Println("etcd version", version.Version)
		os.Exit(0)
	}

	err := flags.SetFlagsFromEnv(fs)
	if err != nil {
		log.Fatalf("etcd: %v", err)
	}

	shouldProxy := proxyFlag.String() != proxyFlagOff
	var stopped <-chan struct{}
	if !shouldProxy {
		stopped, err = startEtcd()
		if err == discovery.ErrFullCluster && fallbackFlag.String() == fallbackFlagProxy {
			log.Printf("etcd: discovery cluster full, falling back to %s", fallbackFlagProxy)
			shouldProxy = true
		}
	}
	if shouldProxy {
		err = startProxy()
	}
	if err != nil {
		log.Fatalf("etcd: %v", err)
	}
	<-stopped
}

开发者ID:dterei，项目名称:etcd，代码行数:38，代码来源:etcd.go

示例9: Parse

func (cfg *config) Parse(arguments []string) error {
	perr := cfg.FlagSet.Parse(arguments)
	switch perr {
	case nil:
	case flag.ErrHelp:
		fmt.Println(flagsline)
		os.Exit(0)
	default:
		os.Exit(2)
	}
	if len(cfg.FlagSet.Args()) != 0 {
		return fmt.Errorf("'%s' is not a valid flag", cfg.FlagSet.Arg(0))
	}

	if cfg.printVersion {
		fmt.Printf("etcd Version: %s\n", version.Version)
		fmt.Printf("Git SHA: %s\n", version.GitSHA)
		fmt.Printf("Go Version: %s\n", runtime.Version())
		fmt.Printf("Go OS/Arch: %s/%s\n", runtime.GOOS, runtime.GOARCH)
		os.Exit(0)
	}

	err := flags.SetFlagsFromEnv("ETCD", cfg.FlagSet)
	if err != nil {
		plog.Fatalf("%v", err)
	}

	set := make(map[string]bool)
	cfg.FlagSet.Visit(func(f *flag.Flag) {
		set[f.Name] = true
	})
	nSet := 0
	for _, v := range []bool{set["discovery"], set["initial-cluster"], set["discovery-srv"]} {
		if v {
			nSet += 1
		}
	}
	if nSet > 1 {
		return ErrConflictBootstrapFlags
	}

	flags.SetBindAddrFromAddr(cfg.FlagSet, "peer-bind-addr", "peer-addr")
	flags.SetBindAddrFromAddr(cfg.FlagSet, "bind-addr", "addr")

	cfg.lpurls, err = flags.URLsFromFlags(cfg.FlagSet, "listen-peer-urls", "peer-bind-addr", cfg.peerTLSInfo)
	if err != nil {
		return err
	}
	cfg.apurls, err = flags.URLsFromFlags(cfg.FlagSet, "initial-advertise-peer-urls", "peer-addr", cfg.peerTLSInfo)
	if err != nil {
		return err
	}
	cfg.lcurls, err = flags.URLsFromFlags(cfg.FlagSet, "listen-client-urls", "bind-addr", cfg.clientTLSInfo)
	if err != nil {
		return err
	}
	cfg.acurls, err = flags.URLsFromFlags(cfg.FlagSet, "advertise-client-urls", "addr", cfg.clientTLSInfo)
	if err != nil {
		return err
	}

	// when etcd runs in member mode user needs to set --advertise-client-urls if --listen-client-urls is set.
	// TODO(yichengq): check this for joining through discovery service case
	mayFallbackToProxy := flags.IsSet(cfg.FlagSet, "discovery") && cfg.fallback.String() == fallbackFlagProxy
	mayBeProxy := cfg.proxy.String() != proxyFlagOff || mayFallbackToProxy
	if !mayBeProxy {
		if flags.IsSet(cfg.FlagSet, "listen-client-urls") && !flags.IsSet(cfg.FlagSet, "advertise-client-urls") {
			return errUnsetAdvertiseClientURLsFlag
		}
	}

	if 5*cfg.TickMs > cfg.ElectionMs {
		return fmt.Errorf("--election-timeout[%vms] should be at least as 5 times as --heartbeat-interval[%vms]", cfg.ElectionMs, cfg.TickMs)
	}
	if cfg.ElectionMs > maxElectionMs {
		return fmt.Errorf("--election-timeout[%vms] is too long, and should be set less than %vms", cfg.ElectionMs, maxElectionMs)
	}

	return nil
}

开发者ID:achanda，项目名称:etcd，代码行数:80，代码来源:config.go

注：本文中的github.com/coreos/etcd/pkg/flags.SetFlagsFromEnv函数示例整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。