Esempio n. 1
0
File: main.go Progetto: timtadh/sfp
func run() int {
	modes := map[string]cmd.Mode{
		"graple":  grapleMode,
		"fastmax": fastmaxMode,
		"musk":    muskMode,
		"ospace":  ospaceMode,
		"premusk": premuskMode,
		"uniprox": uniproxMode,
	}

	args, optargs, err := getopt.GetOpt(
		os.Args[1:],
		"ho:c:p:",
		[]string{
			"help",
			"output=", "cache=",
			"modes", "types", "reporters",
			"non-unique",
			"support=",
			"samples=",
			"skip-log=",
			"cpu-profile=",
			"parallelism=",
		},
	)
	if err != nil {
		fmt.Fprintln(os.Stderr, err)
		fmt.Fprintln(os.Stderr, "could not process your arguments (perhaps you forgot a mode?) try:")
		fmt.Fprintf(os.Stderr, "$ %v breadth %v\n", os.Args[0], strings.Join(os.Args[1:], " "))
		cmd.Usage(cmd.ErrorCodes["opts"])
	}

	output := ""
	cache := ""
	unique := true
	support := 0
	samples := 0
	cpuProfile := ""
	parallelism := -1
	for _, oa := range optargs {
		switch oa.Opt() {
		case "-h", "--help":
			cmd.Usage(0)
		case "-o", "--output":
			output = cmd.EmptyDir(oa.Arg())
		case "-c", "--cache":
			cache = cmd.EmptyDir(oa.Arg())
		case "-p", "--parallelism":
			parallelism = cmd.ParseInt(oa.Arg())
		case "--support":
			support = cmd.ParseInt(oa.Arg())
		case "--samples":
			samples = cmd.ParseInt(oa.Arg())
		case "--non-unique":
			unique = false
		case "--types":
			fmt.Fprintln(os.Stderr, "Types:")
			for k := range cmd.Types {
				fmt.Fprintln(os.Stderr, "  ", k)
			}
			os.Exit(0)
		case "--modes":
			fmt.Fprintln(os.Stderr, "Modes:")
			for k := range modes {
				fmt.Fprintln(os.Stderr, "  ", k)
			}
			os.Exit(0)
		case "--reporters":
			fmt.Fprintln(os.Stderr, "Reporters:")
			for k := range cmd.Reporters {
				fmt.Fprintln(os.Stderr, "  ", k)
			}
			os.Exit(0)
		case "--skip-log":
			level := oa.Arg()
			errors.Logf("INFO", "not logging level %v", level)
			errors.SkipLogging[level] = true
		case "--cpu-profile":
			cpuProfile = cmd.AssertFile(oa.Arg())
		default:
			fmt.Fprintf(os.Stderr, "Unknown flag '%v'\n", oa.Opt())
			cmd.Usage(cmd.ErrorCodes["opts"])
		}
	}

	if support <= 0 {
		fmt.Fprintf(os.Stderr, "Support <= 0, must be > 0\n")
		cmd.Usage(cmd.ErrorCodes["opts"])
	}

	if samples <= 0 {
		fmt.Fprintf(os.Stderr, "Samples <= 0, must be > 0\n")
		cmd.Usage(cmd.ErrorCodes["opts"])
	}

	if output == "" {
		fmt.Fprintf(os.Stderr, "You must supply an output dir (-o)\n")
		cmd.Usage(cmd.ErrorCodes["opts"])
	}

	if cpuProfile != "" {
		errors.Logf("DEBUG", "starting cpu profile: %v", cpuProfile)
		f, err := os.Create(cpuProfile)
		if err != nil {
			log.Fatal(err)
		}
		err = pprof.StartCPUProfile(f)
		if err != nil {
			log.Fatal(err)
		}
		sigs := make(chan os.Signal, 1)
		signal.Notify(sigs, syscall.SIGINT, syscall.SIGTERM)
		go func() {
			sig:=<-sigs
			errors.Logf("DEBUG", "closing cpu profile")
			pprof.StopCPUProfile()
			err := f.Close()
			errors.Logf("DEBUG", "closed cpu profile, err: %v", err)
			panic(errors.Errorf("caught signal: %v", sig))
		}()
		defer func() {
			errors.Logf("DEBUG", "closing cpu profile")
			pprof.StopCPUProfile()
			err := f.Close()
			errors.Logf("DEBUG", "closed cpu profile, err: %v", err)
		}()
	}

	conf := &config.Config{
		Cache:   cache,
		Output:  output,
		Support: support,
		Samples: samples,
		Unique:  unique,
		Parallelism: parallelism,
	}
	return cmd.Main(args, conf, modes)
}
Esempio n. 2
0
File: main.go Progetto: timtadh/sfp
func run() int {
	modes := map[string]cmd.Mode{
		"dfs":         dfsMode,
		"index-speed": indexSpeedMode,
		"vsigram":     vsigramMode,
		"qsplor":      qsplorMode,
	}

	args, optargs, err := getopt.GetOpt(
		os.Args[1:],
		"ho:c:p:",
		[]string{
			"help",
			"output=", "cache=",
			"support=",
			"modes", "types", "reporters",
			"skip-log=",
			"cpu-profile=",
			"parallelism=",
		},
	)
	if err != nil {
		fmt.Fprintln(os.Stderr, err)
		fmt.Fprintln(os.Stderr, "could not process your arguments (perhaps you forgot a mode?) try:")
		fmt.Fprintf(os.Stderr, "$ %v breadth %v\n", os.Args[0], strings.Join(os.Args[1:], " "))
		cmd.Usage(cmd.ErrorCodes["opts"])
	}

	output := ""
	cache := ""
	support := 0
	cpuProfile := ""
	parallelism := -1
	for _, oa := range optargs {
		switch oa.Opt() {
		case "-h", "--help":
			cmd.Usage(0)
		case "-o", "--output":
			output = cmd.EmptyDir(oa.Arg())
		case "-c", "--cache":
			cache = cmd.EmptyDir(oa.Arg())
		case "-p", "--parallelism":
			parallelism = cmd.ParseInt(oa.Arg())
		case "--support":
			support = cmd.ParseInt(oa.Arg())
		case "--types":
			fmt.Fprintln(os.Stderr, "Types:")
			for k := range cmd.Types {
				fmt.Fprintln(os.Stderr, "  ", k)
			}
			os.Exit(0)
		case "--modes":
			fmt.Fprintln(os.Stderr, "Modes:")
			for k := range modes {
				fmt.Fprintln(os.Stderr, "  ", k)
			}
			os.Exit(0)
		case "--reporters":
			fmt.Fprintln(os.Stderr, "Reporters:")
			for k := range cmd.Reporters {
				fmt.Fprintln(os.Stderr, "  ", k)
			}
			os.Exit(0)
		case "--skip-log":
			level := oa.Arg()
			errors.Logf("INFO", "not logging level %v", level)
			errors.SkipLogging[level] = true
		case "--cpu-profile":
			cpuProfile = cmd.AssertFile(oa.Arg())
		default:
			fmt.Fprintf(os.Stderr, "Unknown flag '%v'\n", oa.Opt())
			cmd.Usage(cmd.ErrorCodes["opts"])
		}
	}

	if support <= 0 {
		fmt.Fprintf(os.Stderr, "Support <= 0, must be > 0\n")
		cmd.Usage(cmd.ErrorCodes["opts"])
	}

	if output == "" {
		fmt.Fprintf(os.Stderr, "You must supply an output dir (-o)\n")
		cmd.Usage(cmd.ErrorCodes["opts"])
	}

	if cpuProfile != "" {
		defer cmd.CPUProfile(cpuProfile)()
	}

	conf := &config.Config{
		Cache:       cache,
		Output:      output,
		Support:     support,
		Parallelism: parallelism,
	}

	return cmd.Main(args, conf, modes)
}