func main() { flag.Var(&patternVar, "pattern", "which add pattern") flag.Parse() patterns := []string{ ".DS_Store", ".DS_Store?", "._*", ".Spotlight-V100", ".Trashes", "ehthumbs.db", "Thumbs.db", } if flag.NFlag() > 0 { for i := 0; i < len(patternVar); i++ { patterns = append(patterns, patternVar[i]) } } if len(flag.Args()) == 0 { clean("./", patterns) } else { for _, args := range flag.Args() { clean(args, patterns) } } }
func main() { password := flag.String("password", "", "Password for all redis instances") db := flag.Int("db", 0, "DB number") socket := flag.String("socket", "/tmp/redis-monitor.sock", "Socket to provide metrics over") flag.Parse() if len(flag.Args()) < 1 { flag.Usage() os.Exit(1) } s := &http.Server{ Handler: &Addresses{ Addr: flag.Args(), Password: *password, DB: int64(*db), }, } l, err := util.CreateSocket(*socket) go func() { log.Println(http.ListenAndServe("localhost:6060", nil)) }() defer profile.Start(profile.MemProfile).Stop() if err != nil { panic(err) } if err := s.Serve(l); err != nil { panic(err) } }
func main() { var bindAddress string var port int flag.IntVar(&port, "port", 9125, "Port to listen on") flag.IntVar(&port, "p", 9125, "Port to listen on") flag.StringVar(&bindAddress, "bind", "0.0.0.0", "IP Address to listen on") flag.StringVar(&bindAddress, "b", "0.0.0.0", "IP Address to listen on") flag.StringVar(&prefix, "prefix", "statsrelay", "The prefix to use with self generated stats") flag.BoolVar(&verbose, "verbose", false, "Verbose output") flag.BoolVar(&verbose, "v", false, "Verbose output") flag.Parse() if len(flag.Args()) == 0 { log.Fatalf("One or most host specifications are needed to locate statsd daemons.\n") } hashRing = consistent.New() hashRing.NumberOfReplicas = 1 for _, v := range flag.Args() { var addr *net.UDPAddr var err error host := strings.Split(v, ":") switch len(host) { case 1: log.Printf("Invalid statsd location: %s\n", v) log.Fatalf("Must be of the form HOST:PORT or HOST:PORT:INSTANCE\n") case 2: addr, err = net.ResolveUDPAddr("udp", v) if err != nil { log.Printf("Error parsing HOST:PORT \"%s\"\n", v) log.Fatalf("%s\n", err.Error()) } case 3: addr, err = net.ResolveUDPAddr("udp", host[0]+":"+host[1]) if err != nil { log.Printf("Error parsing HOST:PORT:INSTANCE \"%s\"\n", v) log.Fatalf("%s\n", err.Error()) } default: log.Fatalf("Unrecongnized host specification: %s\n", v) } if addr != nil { udpAddr[v] = addr hashRing.Add(v) } } epochTime = time.Now().Unix() runServer(bindAddress, port) log.Printf("Normal shutdown.\n") }
func main() { defer util.Run()() var ring *pfring.Ring var err error if ring, err = pfring.NewRing(*iface, uint32(*snaplen), pfring.FlagPromisc); err != nil { log.Fatalln("pfring ring creation error:", err) } if len(flag.Args()) > 0 { bpffilter := strings.Join(flag.Args(), " ") fmt.Fprintf(os.Stderr, "Using BPF filter %q\n", bpffilter) if err = ring.SetBPFFilter(bpffilter); err != nil { log.Fatalln("BPF filter error:", err) } } if *cluster >= 0 { if err = ring.SetCluster(*cluster, pfring.ClusterType(*clustertype)); err != nil { log.Fatalln("pfring SetCluster error:", err) } } if err = ring.SetSocketMode(pfring.ReadOnly); err != nil { log.Fatalln("pfring SetSocketMode error:", err) } else if err = ring.Enable(); err != nil { log.Fatalln("pfring Enable error:", err) } dumpcommand.Run(ring) }
func main() { algo := flag.Int("a", 256, "SHA hash algorithm (one of 256, 384, or 512)") check := flag.Bool("c", false, "read SHA sums from the files and check them") hidden := flag.Bool("d", false, "sum hidden (dot) files") flag.Parse() progName = filepath.Base(os.Args[0]) sumHidden = *hidden switch *algo { case 1: sumFunc = sum1 case 256: sumFunc = sum256 case 384: sumFunc = sum384 case 512: sumFunc = sum512 default: fmt.Println("Unrecognised algorithm.") os.Exit(1) } if *check { checkFile(flag.Args()) } else { for _, root := range flag.Args() { err := filepath.Walk(root, walker) if err != nil { fmt.Printf("%v\n", err) } } } }
func main() { if e := os.Getenv("DOOZER_URI"); e != "" { *uri = e } if e := os.Getenv("DOOZER_BOOT_URI"); e != "" { *buri = e } flag.Usage = usage flag.Parse() if *showHelp { usage() return } if *showVersion { fmt.Println("doozer", version) return } if flag.NArg() < 1 { fmt.Fprintf(os.Stderr, "%s: missing command\n", os.Args[0]) usage() os.Exit(127) } cmd := flag.Arg(0) c, ok := cmds[cmd] if !ok { fmt.Fprintln(os.Stderr, "Unknown command:", cmd) usage() os.Exit(127) } os.Args = flag.Args() flag.Parse() if *showHelp { help(cmd) return } args := flag.Args() ft := reflect.TypeOf(c.f) if len(args) != ft.NumIn() { fmt.Fprintf(os.Stderr, "%s: wrong number of arguments\n", cmd) help(cmd) os.Exit(127) } vals := make([]reflect.Value, len(args)) for i, s := range args { vals[i] = reflect.ValueOf(s) } fv := reflect.ValueOf(c.f) fv.Call(vals) }
func main() { flag.Parse() var handle *pcap.Handle var err error if *fname != "" { if handle, err = pcap.OpenOffline(*fname); err != nil { log.Fatalln("PCAP OpenOffline error:", err) } } else { if handle, err = pcap.OpenLive(*iface, int32(*snaplen), true, time.Second); err != nil { log.Fatalln("PCAP OpenLive error:", err) } if *tstype != "" { if t, err := pcap.TimestampSourceFromString(*tstype); err != nil { log.Fatalf("Supported timestamp types: %v", handle.SupportedTimestamps()) } else if err := handle.SetTimestampSource(t); err != nil { log.Fatalf("Supported timestamp types: %v", handle.SupportedTimestamps()) } } if len(flag.Args()) > 0 { bpffilter := strings.Join(flag.Args(), " ") fmt.Fprintf(os.Stderr, "Using BPF filter %q\n", bpffilter) if err = handle.SetBPFFilter(bpffilter); err != nil { log.Fatalln("BPF filter error:", err) } } } dumpcommand.Run(handle) }
func main() { flag.Parse() if len(flag.Args()) < 2 { flag.PrintDefaults() log.Fatalf("usage: chmod mode filepath") } octval, err := strconv.ParseUint(flag.Args()[0], 8, 32) if err != nil { log.Fatalf("Unable to decode mode. Please use an octal value. arg was %s, err was %v", flag.Args()[0], err) } else if octval > 0777 { log.Fatalf("Invalid octal value. Value larger than 777, was %o", octval) } mode := uint32(octval) var errors string for _, arg := range flag.Args()[1:] { if err := syscall.Chmod(arg, mode); err != nil { errors += fmt.Sprintf("Unable to chmod, filename was %s, err was %v\n", arg, err) } } if errors != "" { log.Fatalf(errors) } }
func main() { cbServ := flag.String("couchbase", "http://localhost:8091/", "URL to couchbase") cbBucket := flag.String("bucket", "default", "couchbase bucket") includeExt := flag.Bool("includeExt", false, "include file extension in document ID") verbose := flag.Bool("v", false, "verbose output") flag.Parse() b, err := couchbase.GetBucket(*cbServ, "default", *cbBucket) maybeFatal(err, "Error connecting to couchbase: %v\n", err) for _, filename := range flag.Args() { key := pathToID(filename, *includeExt) bytes, err := ioutil.ReadFile(filename) maybeFatal(err, "Error reading file contents: %v\n", err) b.SetRaw(key, 0, bytes) if *verbose { fmt.Printf("Loaded %s to key %s\n", filename, key) } } if *verbose { fmt.Printf("Loaded %d documents into bucket %s\n", len(flag.Args()), *cbBucket) } }
func main() { flag.Parse() if *h || len(flag.Args()) == 0 { flag.Usage() return } root, err := url.Parse(*addr) if err != nil { log.Fatalf("Error parsing server address: %v", err) } destPath := flag.Args()[0] root.Path = path.Join(root.Path, destPath) if *write { doWrite(root) } else { res, err := http.Get(root.String()) if err != nil { log.Fatalf("Error fetching from server: %v", err) } if res.StatusCode == 500 || res.StatusCode == 404 { log.Printf("Invalid status code %v", res.StatusCode) log.Printf("Status text: %v", res.Status) res.Body.Close() return } else { editFile(root, res.Body, *editor, flag.Args()[1:]...) } } }
// getFileHandles uses our arguments to set up our input and output files func getFileHandles() (in, out *os.File, err error) { // Input file should be our only command line argument if len(flag.Args()) != 1 { err = fmt.Errorf("Must have exactly one argument (input filename). Received: %v", flag.Args()) return } in, err = os.Open(flag.Arg(0)) if err != nil { err = fmt.Errorf("Error: Unable to open input file %v: %v", flag.Arg(0), err) return } // Output file out = os.Stdout if *output != "-" { out, err = os.Create(*output) if err != nil { err = fmt.Errorf("Error: Unable to open output file %v: %v", *output, err) return } } return }
func main() { flag.Usage = usage flag.Parse() command := "" if flag.NArg() > 0 { command = flag.Arg(0) switch command { case "convert": if flag.NArg() <= 1 { fmt.Fprintln(os.Stderr, "missing cover profile") os.Exit(1) } if err := convertProfiles(flag.Args()[1:]...); err != nil { fmt.Fprintln(os.Stderr, "error:", err) os.Exit(1) } case "annotate": os.Exit(annotateSource()) case "report": os.Exit(reportCoverage()) case "test": if err := runTests(flag.Args()[1:]); err != nil { fmt.Fprintln(os.Stderr, "error:", err) os.Exit(1) } default: fmt.Fprintf(os.Stderr, "Unknown command: %#q\n\n", command) usage() } } else { usage() } }
func main() { var debugMode = flag.Bool("debug", false, "Enable debug messages") flag.Parse() if len(flag.Args()) != 1 { usage() os.Exit(1) } if *debugMode { enableDebugMode(*debugMode) InfoLogger.Print("Enabling debug messages") } config, err := parseConfig(flag.Args()[0]) if err != nil { ErrorLogger.Printf("Error while parsing the configuration file: %s\n", err) os.Exit(1) } handler := NewProxyHandler(config) listenAddress := fmt.Sprintf("%s:%d", config.Server.Address, config.Server.Port) http.ListenAndServe(listenAddress, handler) }
func main() { flag.Parse() // To see logs, use the -logtostderr flag and change the verbosity with // -v 0 (less verbose) up to -v 5 (more verbose). if len(flag.Args()) != 1 { fmt.Fprintf(os.Stderr, "Usage: %v <infohash>\n\n", os.Args[0]) fmt.Fprintf(os.Stderr, "Example infohash: %v\n", exampleIH) flag.PrintDefaults() os.Exit(1) } ih, err := dht.DecodeInfoHash(flag.Args()[0]) if err != nil { fmt.Fprintf(os.Stderr, "DecodeInfoHash error: %v\n", err) os.Exit(1) } // Starts a DHT node with the default options. It picks a random UDP port. To change this, see dht.NewConfig. d, err := dht.New(nil) if err != nil { fmt.Fprintf(os.Stderr, "New DHT error: %v", err) os.Exit(1) } // For debugging. go http.ListenAndServe(fmt.Sprintf(":%d", httpPortTCP), nil) go d.Run() go drainresults(d) for { d.PeersRequest(string(ih), false) time.Sleep(5 * time.Second) } }
func main() { flag.Parse() if len(flag.Args()) != 1 { log.Fatal("Usage: go run goprint.go path") } bpkg, err := build.Default.Import(flag.Args()[0], ".", 0) if err != nil { log.Fatal(err) } fset := token.NewFileSet() files := make(map[string]*ast.File) for _, fname := range bpkg.GoFiles { p, err := ioutil.ReadFile(filepath.Join(bpkg.SrcRoot, bpkg.ImportPath, fname)) if err != nil { log.Fatal(err) } file, err := parser.ParseFile(fset, fname, p, parser.ParseComments) if err != nil { log.Fatal(err) } files[fname] = file } c := spew.NewDefaultConfig() c.DisableMethods = true apkg, _ := ast.NewPackage(fset, files, importer, nil) c.Dump(apkg) ast.Print(fset, apkg) dpkg := doc.New(apkg, bpkg.ImportPath, 0) c.Dump(dpkg) }
func main() { log.SetFlags(0) log.SetOutput(os.Stdout) var server string flag.StringVar(&server, "server", "udp4://announce.syncthing.net:22026", "Announce server") flag.Parse() if len(flag.Args()) != 1 || server == "" { log.Printf("Usage: %s [-server=\"udp4://announce.syncthing.net:22026\"] <device>", os.Args[0]) os.Exit(64) } id, err := protocol.DeviceIDFromString(flag.Args()[0]) if err != nil { log.Println(err) os.Exit(1) } discoverer := discover.NewDiscoverer(protocol.LocalDeviceID, nil) discoverer.StartGlobal([]string{server}, 1) for _, addr := range discoverer.Lookup(id) { log.Println(addr) } }
func main() { runtime.GOMAXPROCS(runtime.NumCPU()) rand.Seed(time.Now().UnixNano()) flag.Parse() if len(flag.Args()) == 0 { fmt.Println("usage: im_api config") return } config = read_api_cfg(flag.Args()[0]) log.Infof("port:%d \n", config.port) var err error db, err = sql.Open("mysql", config.appdb_datasource) if err != nil { log.Info("mysql open err:", err) } else { //use short connection db.SetMaxOpenConns(100) db.SetMaxIdleConns(0) } redis_pool = NewRedisPool(config.redis_address, "") group_server = NewGroupServer(config.port) go group_server.RunPublish() RunAPI() }
func main() { log.SetFlags(0) log.SetPrefix(fmt.Sprintf("%s: ", filepath.Base(os.Args[0]))) flag.Usage = usage() flag.Parse() if flag.NArg() > 0 { for _, cmd := range commands { if cmd.name != flag.Args()[0] { continue } if err := cmd.flag.Parse(flag.Args()[1:]); err != nil { cmd.flag.Usage() } if err := cmd.exec(cmd.flag.Args()...); err != nil { if err == errUsage { cmd.flag.Usage() } log.Fatal(err) } os.Exit(0) } } flag.Usage() }
func main() { flag.Parse() isPublic := !*gistPrivateFlag // if nothing was given write message if (flag.NFlag() == 0) && (len(flag.Args()) == 0) { fmt.Println("No arguments or files given!") fmt.Fprintf(os.Stderr, "Usage of %s:\n", os.Args[0]) flag.PrintDefaults() os.Exit(2) } token := Configuration.GetToken() if *listGistsFlag != "" { username := *listGistsFlag url := baseUrl + "users/" + username + "/gists" Gist.List(url) } else if *deleteGistFlag != "" { Gist.Delete(baseUrl, token, *deleteGistFlag) } else if *downloadGistFlag != "" { Gist.Download(baseUrl, token, *downloadGistFlag) } else { filesName := flag.Args() if len(filesName) == 0 && *updateGistFlag == "" { fmt.Println("No files given!") os.Exit(2) } if *updateGistFlag != "" { Gist.Update(baseUrl, token, filesName, *updateGistFlag, *gistDescriptionFlag, *openBrowserFlag) } else { Gist.Post(baseUrl, token, isPublic, filesName, *gistDescriptionFlag, *openBrowserFlag) } } }
func main() { flag.Parse() if len(flag.Args()) < 1 { flag.Usage() printUsage() } target := flag.Args()[0] switch target { case "version": version() return case "serve": target = flag.Args()[1] server(target) case "query": target = flag.Args()[1] query(target) case "hash": target = flag.Args()[1] hash(target) default: execute(target) } }
func main() { flag.Usage = usage pkgName := flag.String("p", "", "package name, if not speficied using the input file name instead") outFile := flag.String("o", "", "output file, if not speficied using stdout instead") flag.Parse() if len(flag.Args()) < 1 { fmt.Fprintf(os.Stderr, "no files to parse provided\n") usage() } // parse files src, err := ParseFiles(flag.Args()) if err != nil { log.Fatal(err) } if *pkgName != "" { src.PkgName = *pkgName } // output file var out io.Writer if *outFile != "" { out, err = os.OpenFile(*outFile, os.O_CREATE|os.O_WRONLY|os.O_TRUNC, 0666) if err != nil { log.Fatal(err) } } else { out = os.Stdout } if err := src.Generate(out); err != nil { log.Fatal(err) } }
func main() { x := 0.0 y := 0.0 nd := float64(len(flag.Args())) for i, dir := range flag.Args() { filelist := imagefiles(dir) if len(filelist) != ni || filelist == nil { fmt.Fprintf(os.Stderr, "in the %s directory, need %.4f images, read %.4f\n", dir, ni, len(filelist)) continue } switch { case opacity: if i == 0 { canvas.Start(width*nd, height*nd) dotitle(dir) } ltop(x, y, width, height, filelist) y += height case poster: if i == 0 { canvas.Start(width, ((height*(ni-1)/4)+height)*nd) dotitle(dir) } ltposter(x, y, width/2, height/2, filelist) y += (height * 3.0) + (height / 2.0) case col: if i == 0 { canvas.Start(width*nd, height*ni) dotitle(dir) } ltcol(x, y, width, height, filelist) x += width case row: if i == 0 { canvas.Start(width*ni, height*nd) dotitle(dir) } ltrow(x, y, width, height, filelist) y += height case offset: n := ni - 1.0 pw := width * 2.0 ph := nd * (height * (n)) if i == 0 { canvas.Start(pw, ph) canvas.Rect(0, 0, pw, ph, "fill:white") dotitle(dir) } ltoffset(x, y, width, height, filelist) y += n * height } } canvas.End() }
func main() { debug := flag.Bool("debug", false, "debug on") threaded := flag.Bool("threaded", true, "debug on") delcache_ttl := flag.Float64("deletion_cache_ttl", 5.0, "Deletion cache TTL in seconds.") branchcache_ttl := flag.Float64("branchcache_ttl", 5.0, "Branch cache TTL in seconds.") deldirname := flag.String( "deletion_dirname", "GOUNIONFS_DELETIONS", "Directory name to use for deletions.") flag.Parse() if len(flag.Args()) < 2 { fmt.Println("Usage:\n main MOUNTPOINT RW-DIRECTORY RO-DIRECTORY ...") os.Exit(2) } ufsOptions := unionfs.UnionFsOptions{ DeletionCacheTTLSecs: *delcache_ttl, BranchCacheTTLSecs: *branchcache_ttl, DeletionDirName: *deldirname, } ufs, err := unionfs.NewUnionFsFromRoots(flag.Args()[1:], &ufsOptions) if err != nil { log.Fatal("Cannot create UnionFs", err) os.Exit(1) } mountState, _, err := fuse.MountFileSystem(flag.Arg(0), ufs, nil) if err != nil { log.Fatal("Mount fail:", err) } mountState.Debug = *debug mountState.Loop(*threaded) }
func main() { flag.BoolVar(&CmdlineOptions.Verbose, "v", false, "Verbose") flag.BoolVar(&CmdlineOptions.WaitForEvent, "w", false, "For commands that return an event_id, wait for the event to complete.") InitRoutingTable() flag.Parse() route := FindMatchingRoute(flag.Args()) if CmdlineOptions.Verbose { fmt.Fprintf(os.Stderr, "Args: %s\n", flag.Args()) } if CmdlineOptions.Verbose { fmt.Fprintf(os.Stderr, "Route: %s\n", route) } if route == nil { fmt.Fprintf(os.Stderr, "Error: unrecognized command: %s\n", flag.Args()) ShowGeneralHelp(route) os.Exit(1) } if !InitConfig() { fmt.Fprintf(os.Stderr, "Invalid or Missing configuration file.\n") os.Exit(1) } if CmdlineOptions.Verbose { fmt.Fprintf(os.Stderr, "Config: %s\n", Config) } if route != nil { if CmdlineOptions.Verbose { fmt.Fprintf(os.Stderr, "Calling route: %s\n", route) } route.Handler(route) } }
func main() { var separator string flag.StringVar(&separator, "s", "\n", "Element separator") flag.Parse() var first, last int var err error if len(flag.Args()) == 1 { first = 1 if last, err = strconv.Atoi(flag.Args()[0]); err != nil { fmt.Println(err) return } } else if len(flag.Args()) == 2 { if first, err = strconv.Atoi(flag.Args()[0]); err != nil { fmt.Println(err) return } if last, err = strconv.Atoi(flag.Args()[1]); err != nil { fmt.Println(err) return } } for i := first; i <= last; i++ { fmt.Printf("%d%s", i, separator) } }
func main() { np := len(flag.Args()) if np == 0 { np = 1.0 } thalf := thumbwidth / 2.0 x := thalf y := 50.0 nrows := piclimit / ncols colincr := (ncols * thumbwidth) + (ncols * gutter) + thalf width := (colincr * float64(np)) + thalf height := (thumbwidth * nrows) + (nrows * gutter) + y + thalf gstyle := "font-family:Calibri,sans-serif;font-size:18px" canvas := svg.New(os.Stdout) canvas.Start(width, height) canvas.Rect(0, 0, width, height, "fill:rgb(43,62,87)") // tumblr blue canvas.Gstyle(gstyle) if len(flag.Args()) == 0 { grid(canvas, "", x, y, ncols, gutter) } else { for _, f := range flag.Args() { grid(canvas, f, x, y, ncols, gutter) x += colincr } } canvas.Gend() canvas.End() }
func main() { templates := flag.String("template", "template", "Template directory") flag.Parse() if len(flag.Args()) != 2 { fmt.Println("Usage: gobig [--title=site-title] [--template=dir] src dest") return } sPath := flag.Args()[0] dPath := flag.Args()[1] s := Source{sPath} renderer := Renderer{*templates, dPath} site := s.Site() posts := s.All() log.Printf("%d %s found", len(posts), pluralize("post", len(posts))) // link all posts to each other linkPosts(posts) // convert markdown to html when appropriate toHTML(posts) err := renderer.RenderAll(site, posts) if err != nil { log.Panicf(err.Error()) } log.Printf("Done.") }
func main() { flag.Usage = usage flag.Parse() if len(flag.Args()) <= 0 { fmt.Fprintf(os.Stderr, "no files to parse provided\n") usage() } src, err := ParseFiles(flag.Args()) if err != nil { log.Fatal(err) } var buf bytes.Buffer if err := src.Generate(&buf); err != nil { log.Fatal(err) } data, err := format.Source(buf.Bytes()) if err != nil { log.Fatal(err) } if *filename == "" { _, err = os.Stdout.Write(data) } else { err = ioutil.WriteFile(*filename, data, 0644) } if err != nil { log.Fatal(err) } }
func (service *Service) Manage() (string, error) { usage := "Usage: metronome install | remove | start | stop | status | agent\n" if flag.NArg() > 0 { switch flag.Args()[0] { case "install": return service.Install() case "remove": return service.Remove() case "start": return service.Start() case "stop": return service.Stop() case "status": return service.Status() case "agent": return agent() case "push": return scheduler.Push() case "dispatch": return dispatch(flag.Args()[1]) case "version": log.SetFormatter(&util.SimpleFormatter{}) return fmt.Sprintf("metronome %s\n", Version), nil default: log.SetFormatter(&util.SimpleFormatter{}) return usage, nil } } return agent() }
func main() { flag.Usage = func() { fmt.Fprintf(os.Stderr, "Usage: %s [options] PORT\n", os.Args[0]) flag.PrintDefaults() } var host string flag.StringVar(&host, "h", "127.0.0.1", "HTTP server bind HOST") flag.Parse() if len(flag.Args()) < 1 { die("You have to specify a port!", 2) } port, err := strconv.Atoi(flag.Args()[0]) if err != nil || port <= 0 { die("Port has to be a positive integer!", 2) } proxy := goproxy.NewProxyHttpServer() proxy.OnRequest().DoFunc( func(req *http.Request, ctx *goproxy.ProxyCtx) (*http.Request, *http.Response) { fmt.Println(req.RequestURI) return req, nil }) log.Fatal(http.ListenAndServe(fmt.Sprintf("%s:%d", host, port), proxy)) }