Golang kingpin.Flag函数代码示例

func main() {
	//Parse command line flags
	var (
		_host    = kingpin.Flag("host", "Hostname").Short('h').Required().String()
		_port    = kingpin.Flag("port", "Port number").Short('p').Required().Int()
		_threads = kingpin.Flag("threads", "Thread count").Short('t').Default("1").Int()
		_size    = kingpin.Flag("size", "Packet Size").Short('s').Default("65507").Int()
	)
	kingpin.Parse()

	fullAddr := fmt.Sprintf("%s:%v", *_host, *_port)
	//Create send buffer
	var buf []byte = make([]byte, *_size)

	//Establish udp
	conn, err := net.Dial("udp", fullAddr)
	if err != nil {
		fmt.Println(err)
	} else {
		fmt.Printf("Flooding %s\n", fullAddr)
		for i := 0; i < *_threads; i++ {
			go func() {
				for {
					conn.Write(buf)
				}
			}()
		}
	}

	//Sleep forever
	<-make(chan bool, 1)
}

func init() {
	m = macaron.Classic()
	m.Use(modules.Public)
	m.Use(modules.Renderer)

	kingpin.HelpFlag.Short('h')
	kingpin.Flag("port", "Port to listen").Default("8000").IntVar(&gcfg.port)
	kingpin.Flag("root", "File root directory").Default(".").StringVar(&gcfg.root)
	kingpin.Flag("private", "Only listen on loopback address").BoolVar(&gcfg.private)
	kingpin.Flag("httpauth", "HTTP basic auth (ex: user:pass)").Default("").StringVar(&gcfg.httpauth)
	kingpin.Flag("cert", "TLS cert.pem").StringVar(&gcfg.cert)
	kingpin.Flag("key", "TLS key.pem").StringVar(&gcfg.key)
	kingpin.Flag("gzip", "Enable Gzip support").BoolVar(&gcfg.gzip)
	kingpin.Flag("ftp", "Enable FTP support").BoolVar(&gcfg.ftp)
	kingpin.Flag("ftp-port", "FTP listen port").Default("2121").IntVar(&gcfg.ftpPort)
	kingpin.Flag("ftp-auth", "FTP auth (ex: user:pass)").Default("admin:123456").StringVar(&gcfg.ftpAuth)
}

func main() {
	// Setup context
	ctx, cancel := context.WithCancel(context.Background())
	defer cancel()

	// Define a CLI
	dcConfig := &DCConfig{ServiceIdentifier: "omnivore"}

	kingpin.Flag("n", "The index of this node in the pool, if IPFS_POOL_PATH is set").Default("-1").Short('n').IntVar(&dcConfig.PoolIndex)

	var args []string
	kingpin.Arg("args", "arguments").StringsVar(&args)
	kingpin.Parse()

	// Build a node
	ipfsNode, err := BuildNode(ctx, dcConfig)
	if err != nil {
		fmt.Println(err)
		os.Exit(1)
	}

	fmt.Printf("I am node %s\n", ipfsNode.Identity.Pretty())

	// Respond to incoming providerIDs and streams
	// providerIDsIn, err := StartServiceDiscovery(ctx, ipfsNode, dcConfig)
	// if err != nil {
	// 	fmt.Println(err)
	// 	os.Exit(1)
	// }
	//
	// streamIn, err := StartListening(ipfsNode, dcConfig)
	// if err != nil {
	// 	fmt.Println(err)
	// 	os.Exit(1)
	// }
	//
	// for {
	// 	select {
	// 	case providerIDs := <-providerIDsIn:
	// 		for _, providerID := range providerIDs {
	// 			fmt.Printf("Provider: %s\n", providerID.Pretty())
	//
	// 			stream, err := corenet.Dial(ipfsNode, providerID, dcConfig.ServiceIdentifier)
	// 			if err != nil {
	// 				fmt.Printf("Failed to dial provider %s (%s)\n", providerID.Pretty(), err)
	// 				continue
	// 			}
	//
	// 			fmt.Fprintf(stream, "Hello! I'm peer %s\n", ipfsNode.Identity.Pretty())
	// 			stream.Close()
	// 		}
	//
	// 	case stream := <-streamIn:
	// 		fmt.Printf("Peer %s called!\n", stream.Conn().RemotePeer().Pretty())
	// 	}
	// }
}

func main() {
	bsize := kingpin.Flag("blocksize", "blocksize to test with").Default("262144").Int64()
	kingpin.Parse()

	ipfsdir := getIpfsDir()
	r, err := fsrepo.Open(ipfsdir)
	if err != nil {
		fmt.Printf("Failed to open ipfs repo at: %s: %s\n", ipfsdir, err)
		fmt.Println("Please ensure ipfs has been initialized and that no daemon is running")
		return
	}

	ctx, cancel := context.WithCancel(context.Background())
	defer cancel()

	nd, err := core.NewNode(ctx, &core.BuildCfg{
		Repo: r,
	})
	if err != nil {
		fmt.Printf("failed to create node: %s\n", err)
		return
	}

	cfg := &BenchCfg{
		Blocksize: *bsize,
	}

	fmt.Println(cfg)
	err = BenchmarkBlockRewrites(nd, cfg)
	if err != nil {
		panic(err)
	}

	err = BenchmarkRandomBlockWrites(nd, cfg)
	if err != nil {
		panic(err)
	}

	err = BenchmarkAdd(nd, cfg)
	if err != nil {
		panic(err)
	}

	err = BenchmarkDiskWrites(ipfsdir)
	if err != nil {
		panic(err)
	}
}

	"encoding/binary"
	"errors"
	"fmt"
	"io/ioutil"
	"net"
	"os"
	"strings"

	"github.com/alecthomas/kingpin"
	"github.com/chzyer/readline"
	"github.com/joushou/qp"
	"github.com/joushou/qptools/client"
)

var (
	service = kingpin.Flag("service", "service name to use when connecting (aname)").Short('s').String()
	user    = kingpin.Flag("user", "username to use when connecting (uname)").Short('u').String()
	address = kingpin.Arg("address", "address to connect to").Required().String()
	command = stringList(kingpin.Arg("command", "command to execute (disables interactive mode)"))
	rawtls  = kingpin.Flag("rawtls", "wrap connection in TLS").Short('t').Bool()
)

type slist []string

func (i *slist) Set(value string) error {
	*i = append(*i, value)
	return nil
}

func (i *slist) String() string {
	return ""

 */

import (
	"fmt"
	"github.com/alecthomas/kingpin"
	"github.com/cathalgarvey/go-minilock"
	"github.com/cathalgarvey/go-minilock/taber"
	"github.com/howeyc/gopass"
	"io/ioutil"
)

var (
	encrypt = kingpin.Command("encrypt", "Encrypt a file.")
	decrypt = kingpin.Command("decrypt", "Decrypt a file.")

	PassPhrase = kingpin.Flag("passphrase", "Full passphrase for this miniLock key. If not given through this flag, it will be asked for interactively").
			Short('p').String()
	OutputFileName = kingpin.Flag("output", "Name of output file. By default for encryption, this is input filename + '.minilock', and for decryption this is the indicated filename in the ciphertext. Warning: Right now this presents potential security hazards!").
			Short('o').Default("NOTGIVEN").String()

	efile = encrypt.Arg("file", "File to encrypt or decrypt.").Required().String()
	dfile = decrypt.Arg("file", "File to encrypt or decrypt.").Required().String()

	eUserEmail = encrypt.
			Arg("user-email", "Your email address. This need not be secret, but if this isn't *accurate* it must be *globally unique*, it is used for generating security.").
			Required().String()
	dUserEmail = decrypt.
			Arg("user-email", "Your email address. This need not be secret, but if this isn't *accurate* it must be *globally unique*, it is used for generating security.").
			Required().String()

	recipients      = encrypt.Arg("recipients", "One or more miniLock IDs to add to encrypted file.").Strings()

func Flag(name string, helpOptional ...string) *kingpin.FlagClause {
	help := strings.Join(helpOptional, " ")
	return kingpin.Flag(name, help)
}

func parseFlags() {
	kingpin.HelpFlag.Short('h')
	kingpin.Version(versionMessage())
	kingpin.Flag("root", "root directory").Short('r').Default("./").StringVar(&gcfg.Root)
	kingpin.Flag("addr", "listen address").Short('a').Default(":8000").StringVar(&gcfg.Addr)
	kingpin.Flag("cert", "tls cert.pem path").StringVar(&gcfg.Cert)
	kingpin.Flag("key", "tls key.pem path").StringVar(&gcfg.Key)
	kingpin.Flag("httpauth", "HTTP basic auth (ex: user:pass)").Default("").StringVar(&gcfg.HttpAuth)
	kingpin.Flag("theme", "web theme, one of <black|green>").Default("black").StringVar(&gcfg.Theme)
	kingpin.Flag("upload", "enable upload support").BoolVar(&gcfg.Upload)
	kingpin.Flag("xheaders", "used when behide nginx").BoolVar(&gcfg.XHeaders)
	kingpin.Flag("cors", "enable cross-site HTTP request").BoolVar(&gcfg.Cors)
	kingpin.Flag("plistproxy", "plist proxy when server is not https").Default(defaultPlistProxy).Short('p').URLVar(&gcfg.PlistProxy)
	kingpin.Flag("title", "server title").Default("Go HTTP File Server").StringVar(&gcfg.Title)

	kingpin.Parse()
}

import (
	"log"
	"os"
	"os/user"
	"path/filepath"
	"strconv"
	"syscall"

	"github.com/alecthomas/kingpin"
	"github.com/go-fsnotify/fsnotify"
)

var (
	cliDir        = kingpin.Arg("dir", "The directory to enforce permissions.").Required().String()
	cliChownUser  = kingpin.Flag("chown-user", "Name of the user to Chown the directory with.").Required().String()
	cliChownGroup = kingpin.Flag("chown-group", "Name of group to Chown the directory with.").Required().String()
	cliChmodDir   = kingpin.Flag("chmod-dir", "The mode to be assigned to directories.").Default("0775").Int64()
	cliChmodFile  = kingpin.Flag("chmod-file", "The mode to be assigned to files.").Default("0664").Int64()

	uid int
	gid int
)

func main() {
	kingpin.Parse()

	u, err := user.Lookup(*cliChownUser)
	if err != nil {
		panic(err)
	}

import (
	"os"

	log "github.com/Sirupsen/logrus"
	"github.com/alecthomas/kingpin"
	"github.com/aws/aws-sdk-go/aws/session"
	"github.com/aws/aws-sdk-go/service/autoscaling"
	"github.com/lox/lifecycled"
)

const (
	simulateQueue = "simulate"
)

var (
	verbose    = kingpin.Flag("verbose", "Verbose mode.").Short('v').Bool()
	instanceID = kingpin.Flag("instanceid", "An instanceid to use to filter messages").String()
	sqsQueue   = kingpin.Flag("queue", "The sqs queue identifier to consume").Required().String()
	handler    = kingpin.Flag("handler", "The script to invoke to handle events").Required().File()
	debug      = kingpin.Flag("debug", "Show debugging info").Bool()
)

func main() {
	log.SetFormatter(&log.TextFormatter{})

	kingpin.CommandLine.DefaultEnvars()
	kingpin.Parse()

	var queue lifecycled.Queue

	// provide a simulated queue for testing

	"os"
	"os/signal"
	"strings"
	"syscall"
	"time"

	"github.com/alecthomas/kingpin"
	"github.com/aws/aws-sdk-go/aws"
	"github.com/aws/aws-sdk-go/aws/session"
	"github.com/aws/aws-sdk-go/service/ec2"
	"github.com/bluele/slack"
)

const filename = "notified.json"

var token = kingpin.Flag("token", "The slack API token").OverrideDefaultFromEnvar("TOKEN").Required().String()
var timeout = kingpin.Arg("wait", "Wait in minutes before checking for changes").Default("10").Int()
var expireTime = kingpin.Arg("expire", "Age in hours before notifing about the instance").Default("48").Int()
var region = kingpin.Arg("region", "Amazon EC2 region to scan for instances").Default("eu-west-1").String()
var prod = kingpin.Flag("prod", "Running for real?").OverrideDefaultFromEnvar("PROD").Default("false").Bool()

func findUser(list []*slack.User, searchid string) string {
	for _, u := range list {
		if u.Id == searchid {
			return u.Id
		}

		if u.Profile.Email != "" {
			data := strings.Split(u.Profile.Email, "@")
			if data[0] == searchid {
				return u.Id

	//"github.com/davecgh/go-spew/spew" // For neatly outputting stuff
	//"strconv" // For String construction
	//"time" // Used as part of "setInterval" and for pausing code to allow for data to come back
	//"fmt" //Output stuff to the screen

	"github.com/alecthomas/kingpin"
	"github.com/juju/loggo"
	//"github.com/rcrowley/go-metrics"
)

//const statsTopic = "$device/stats"
const wbTopic = "$device/wb"

var (
	debug   = kingpin.Flag("debug", "Enable debug mode.").OverrideDefaultFromEnvar("DEBUG").Bool()
	daemon  = kingpin.Flag("daemon", "Run in daemon mode.").Short('d').Bool()
	mqttURL = kingpin.Flag("mqttUrl", "The MQTT url to publish too.").Short('u').Default("tcp://localhost:1883").String()
	logName = kingpin.Flag("logName", "The Log Name.").Short('u').Default("webbrick-mqtt").String()
	//port     = kingpin.Flag("port", "HTTP Port.").Short('i').OverrideDefaultFromEnvar("PORT").Default("9980").Int()
	//path     = kingpin.Flag("path", "Path to static content.").Short('p').OverrideDefaultFromEnvar("CONTENT_PATH").Default("./public").String()
	interval = kingpin.Flag("interval", "Publish interval.").Short('i').Default("30").Int()

	//log = loggo.GetLogger("mqtt_webbrick")
)

func main() {
	kingpin.Version(Version)
	kingpin.Parse()

	setupLoggo(*debug)

import (
	"fmt"
	"os"

	"github.com/alecthomas/kingpin"
	"github.com/parnurzeal/gorequest"
	"github.com/toqueteos/webbrowser"
)

const htmlURL string = "http://kaifa.at/services/"
const jsonURL string = "http://kaifa.at/api/services/"

var (
	keyword = kingpin.Arg("keyword", "Keyword of service").Required().String()
	format  = kingpin.Flag("format", "Format: html,json").Default("html").String()
)

func main() {
	kingpin.Version("0.2.1")
	kingpin.Parse()

	switch *format {
	case "html":
		openBrowser()
	case "json":
		fetchJSON()
	default:
		openBrowser()
	}
}

// Program gcm-logger logs and echoes as a GCM "server".
package main

import (
	"github.com/alecthomas/kingpin"
	"github.com/aliafshar/toylog"
	"github.com/google/go-gcm"
)

var (
	serverKey = kingpin.Flag("server_key", "The server key to use for GCM.").Short('k').Required().String()
	senderId  = kingpin.Flag("sender_id", "The sender ID to use for GCM.").Short('s').Required().String()
)

// onMessage receives messages, logs them, and echoes a response.
func onMessage(cm gcm.CcsMessage) error {
	toylog.Infoln("Message, from:", cm.From, "with:", cm.Data)
	// Echo the message with a tag.
	cm.Data["echoed"] = true
	m := gcm.HttpMessage{To: cm.From, Data: cm.Data}
	r, err := gcm.SendHttp(*serverKey, m)
	if err != nil {
		toylog.Errorln("Error sending message.", err)
		return err
	}
	toylog.Infof("Sent message. %+v -> %+v", m, r)
	return nil
}

func main() {
	toylog.Infoln("GCM Logger, starting.")

	"github.com/alecthomas/kingpin"
	"github.com/go-martini/martini"
	"github.com/jmoiron/sqlx"
	"github.com/martini-contrib/gzip"
	"github.com/martini-contrib/method"
)

const TestString = "Umse ♪"

var templateManager *TemplateManager
var restrictionHandlers map[string]RestrictionHandler
var config *configuration
var sessions *SessionMiddleware

var (
	password   = kingpin.Flag("password", "Encryption key in plain text (discouraged)").String()
	configFile = kingpin.Flag("config", "Configuration file to use").ExistingFile()
)

func main() {
	kingpin.UsageTemplate(kingpin.CompactUsageTemplate).Version("1.0").Author("Christoph Mewes")
	kingpin.CommandLine.Help = "HTTP application server to run the Raziel secret management"
	kingpin.Parse()

	if *configFile == "" {
		kingpin.FatalUsage("No configuration file (--config) given!")
	}

	// load config file
	err := loadConfigFile()
	if err != nil {