Example #1
0
File: main.go Project: vuleetu/misc
func main() {
	getopt.Parse()
	if *help {
		getopt.Usage()
		return
	}

	if *sock == "" || *cmd == "" {
		getopt.Usage()
		return
	}

	conn, err := net.Dial("unix", *sock)
	if err != nil {
		log.Fatalln(err)
	}

	var buf bytes.Buffer
	err = binary.Write(&buf, binary.BigEndian, uint32(len(*cmd)))
	if err != nil {
		log.Fatalln(err)
	}
	buf.WriteString(*cmd)
	_, err = conn.Write(buf.Bytes())
	if err != nil {
		log.Fatalln(err)
	}

	data, err := ioutil.ReadAll(conn)
	if err != nil {
		log.Println("error is", err)
	}

	fmt.Println(string(data))
}
Example #2
0
func main() {
	var err error
	var dumpPath string
	var noHeaders bool
	var printRow_arg printRow_arg
	var channelsNum int

	getopt.StringVar(&dumpPath, 'i', "dump-path")
	getopt.StringVar(&printRow_arg.outputPath, 'o', "output-path").SetOptional()
	getopt.BoolVar(&noHeaders, 'n', "no-headers").SetOptional()
	getopt.IntVar(&channelsNum, 'c', "force-channels-num").SetOptional()
	getopt.BoolVar(&printRow_arg.binaryOutput, 'b', "binary-output").SetOptional()
	getopt.BoolVar(&printRow_arg.insertParseTime, 't', "insert-parse-time").SetOptional()

	getopt.Parse()
	if getopt.NArgs() > 0 || dumpPath == "" {
		getopt.Usage()
		os.Exit(-2)
	}
	switch printRow_arg.outputPath {
	/*		case "":
			now              := time.Now()
			year, month, day := now.Date()
			hour, min,   sec := now.Clock()
			printRow_arg.outputPath = fmt.Sprintf("%v_%v-%02v-%02v_%02v:%02v:%02v.csv", h.DeviceName, year, int(month), day, hour, min, sec)
			break*/
	case "", "-":
		printRow_arg.outputPath = "/dev/stdout"
		printRow_arg.outputFile = os.Stdout
		break
	default:
		printRow_arg.outputFile, err = os.Open(printRow_arg.outputPath)
		panic(fmt.Errorf("Not supported yet"))
	}

	if err != nil {
		fmt.Printf("Cannot open output file: %v", err.Error())
		os.Exit(-1)
	}
	//if (printRow_arg.binaryOutput) {
	//	err = binary.Write(printRow_arg.outputFile, binary.LittleEndian, printRow_arg)
	//}

	err = voltloggerParser.ParseVoltloggerDump(dumpPath, noHeaders, channelsNum, handleHeader, printRow, &printRow_arg)
	if err != nil {
		fmt.Printf("Cannot parse the dump: %v\n", err.Error())
		os.Exit(-1)
	}
	printRow_arg.outputFile.Close()

	fmt.Printf("%v %v\n", dumpPath, printRow_arg)
}
Example #3
0
//
// --------------------------------------------------------------------------------
// checkCommandLineOptions()
// --------------------------------------------------------------------------------
// Verify that all of the command line options meet the required dependencies
func checkCommandLineOptions() {
	if *bOptVer {
		fmt.Println("viewcap, copyright Bret Jordan, 2015")
		fmt.Println("Version:", sVersion)
		fmt.Println("")
		os.Exit(0)
	}

	if *bOptHelp || *sOptPcapSrcFilename == "" {
		fmt.Println("viewcap, copyright Bret Jordan, 2015")
		fmt.Println("Version:", sVersion)
		fmt.Println("")
		getopt.Usage()
		os.Exit(0)
	}

} //checkCommandLineOptions()
Example #4
0
func main() {
	var (
		quiet = getopt.BoolLong("quiet", 'q', "Silence output")
		help  = getopt.BoolLong("help", 'h', "Help")
	)

	getopt.Parse()

	if *help {
		getopt.Usage()
		os.Exit(0)
	}

	output := new(bytes.Buffer)
	cmd := exec.Command("git", "rev-parse", "--show-toplevel")
	cmd.Stdout = output
	if err := cmd.Run(); err != nil {
		fmt.Println(err)
		os.Exit(1)
	}

	hookPath := path.Join(strings.TrimSpace(output.String()), ".git", "hooks", "pre-commit")

	hookFile, err := os.OpenFile(hookPath, os.O_CREATE|os.O_EXCL|os.O_WRONLY, os.ModePerm)
	if err != nil {
		fmt.Println(err)
		os.Exit(1)
	}
	defer hookFile.Close()

	if _, err = hookFile.WriteString(hook); err != nil {
		fmt.Println(err)
		os.Exit(1)
	}

	if !*quiet {
		fmt.Printf("git-duet-install-hook: Installed hook to %s\n", hookPath)
	}
}
func printHelp() {
	printOutputHeader()
	getopt.Usage()
	os.Exit(0)
}
Example #6
0
func main() {
	log.SetFlags(log.LstdFlags | log.Lshortfile)
	// var needle string
	// var filepattern string
	var distance int
	var patternFile string
	var help bool
	var verbose bool
	var simpleoutput bool

	getopt.IntVarLong(&distance, "edit", 'e', "Compute the approximate matching", "max_dist")
	getopt.StringVarLong(&patternFile, "pattern", 'p', "Use line-break separated patterns from a file", "filepath")
	getopt.StringVarLong(&cpuprofile, "cpuprofile", 0, "Write cpuprofile file", "path")
	getopt.StringVarLong(&memprofile, "memprofile", 0, "Write memprofile file", "path")
	getopt.BoolVarLong(&help, "help", 'h', "Shows this message")
	getopt.BoolVarLong(&verbose, "verbose", 'v', "Show log messages")
	getopt.BoolVarLong(&simpleoutput, "simple", 's', "Show simple output")
	getopt.SetProgram("pmt")
	getopt.SetParameters("needle [haystack ...]")
	getopt.SetUsage(func() {
		getopt.PrintUsage(os.Stderr)
		fmt.Fprintf(os.Stderr, "needle - only if -p was not used\n")
		fmt.Fprint(os.Stderr, "haystack\n")
	})
	getopt.Parse()

	if cpuprofile != "" {
		f, err := os.Create(cpuprofile)
		if err != nil {
			log.Fatal(err)
		}
		pprof.StartCPUProfile(f)
		defer pprof.StopCPUProfile()
	}

	if help {
		getopt.Usage()
		return
	}

	var patterns []string
	var files []string

	if patternFile == "" {
		// if(len(getopt.Args() )
		if getopt.NArgs() < 1 {
			fmt.Fprintf(os.Stderr, "Needle is missing!\n")
			getopt.Usage()
			os.Exit(1)
		}
		patterns = getopt.Args()[:1]
		files = getopt.Args()[1:]

	} else {
		var err error
		patterns, err = readLinesFromFile(patternFile)
		if err != nil {
			log.Fatal(err)
		}
		files = getopt.Args()
	}

	if verbose {
		log.Printf("%v %v %v\n", patterns, files, distance)
	}

	fileset := findFilesMatch(files)

	if distance == 0 {
		if len(patterns) == 1 {
			matcher := streammatch.NewKMP([]byte(patterns[0]))
			for fp, _ := range fileset {
				file, err := os.Open(fp)
				if err != nil {
					log.Fatal(err)
				}
				matches, err := processSingleExactMatcher(file, matcher, true)

				if err != nil {
					log.Fatal(err)
				}

				if !simpleoutput {
					printMatches(fp, file, patterns, matches, distance)
					if len(matches) > 0 {
						fmt.Println("###")
					}
				} else {
					printSimpleMatches(fp, file, patterns, matches)
				}

			}
		} else if len(patterns) > 1 {
			bpatterns := make([][]byte, len(patterns))
			for i, pattern := range patterns {
				bpatterns[i] = []byte(pattern)
			}
			matcher := streammatch.NewAhoCorasick(bpatterns)
			for fp, _ := range fileset {
				file, err := os.Open(fp)
				if err != nil {
					log.Fatal(err)
				}
				matches, err := processMultiExactMatcher(file, matcher)

				if err != nil {
					log.Fatal(err)
				}

				if !simpleoutput {
					printMatches(fp, file, patterns, matches, distance)
					if len(matches) > 0 {
						fmt.Println("###")
					}
				} else {
					printSimpleMatches(fp, file, patterns, matches)
				}

			}
		}
	} else {
		matchers := make([]streammatch.Matcher, 0, len(patterns))
		for i := 0; i < len(patterns); i++ {
			matchers = append(matchers, streammatch.NewSellers([]byte(patterns[i]), distance))
		}

		for fp, _ := range fileset {
			file, err := os.Open(fp)
			if err != nil {
				log.Fatal(err)
			}

			bufreader := bufio.NewReaderSize(file, defaultBufSize)
			allmatches := make([]matchRecord, 0, 2)
			for _, matcher := range matchers {
				_, err := file.Seek(0, 0)
				if err != nil {
					log.Fatal(err)
				}
				bufreader.Reset(file)
				matches, err := processSingleExactMatcher(bufreader, matcher, false)
				if err != nil {
					log.Fatal(err)
				}
				allmatches = append(allmatches, matches...)
			}

			sort.Stable(matchRecordList(allmatches))

			if !simpleoutput {
				printMatches(fp, file, patterns, allmatches, distance)
				if len(allmatches) > 0 {
					fmt.Println("###")
				}
			} else {
				printSimpleMatches(fp, file, patterns, allmatches)
			}
		}
	}
	if memprofile != "" {
		f, err := os.Create(memprofile)
		if err != nil {
			log.Fatal(err)
		}
		pprof.WriteHeapProfile(f)
		defer f.Close()
		return
	}
}
Example #7
0
func main() {
	var (
		quiet  = getopt.BoolLong("quiet", 'q', "Silence output")
		global = getopt.BoolLong("global", 'g', "Change global config")
		help   = getopt.BoolLong("help", 'h', "Help")
	)

	getopt.Parse()

	if *help {
		getopt.Usage()
		os.Exit(0)
	}

	configuration, err := duet.NewConfiguration()
	if err != nil {
		fmt.Println(err)
		os.Exit(1)
	}

	if getopt.NArgs() == 0 {
		gitConfig, err := duet.GetAuthorConfig(configuration.Namespace)
		if err != nil {
			fmt.Println(err)
			os.Exit(1)
		}

		author, err := gitConfig.GetAuthor()
		if err != nil {
			fmt.Println(err)
			os.Exit(1)
		}

		printAuthor(author)
		os.Exit(0)
	}

	gitConfig := &duet.GitConfig{
		Namespace: configuration.Namespace,
	}
	if configuration.Global || *global {
		gitConfig.Scope = duet.Global
	}

	pairs, err := duet.NewPairsFromFile(configuration.PairsFile, configuration.EmailLookup)
	if err != nil {
		fmt.Println(err)
		os.Exit(0)
	}

	author, err := pairs.ByInitials(getopt.Arg(0))
	if err != nil {
		fmt.Println(err)
		os.Exit(86)
	}

	if err = gitConfig.SetAuthor(author); err != nil {
		fmt.Println(err)
		os.Exit(1)
	}

	if err = gitConfig.ClearCommitter(); err != nil {
		fmt.Println(err)
		os.Exit(1)
	}

	if !*quiet {
		printAuthor(author)
	}
}
Example #8
0
File: reg.go Project: knz/reg
func main() {
	ifname := getopt.StringLong("input", 'i', "-", "Set input stream for supplies (default '-', stdin)", "FILE")
	ofname := getopt.StringLong("output", 'o', "-", "Set output stream for reports (default '-', stdout)", "FILE")
	tspec := getopt.StringLong("ticks", 't', "", "Set tick generator (produces tick events)", "SPEC")
	sspec := getopt.StringLong("steps", 's', "", "Set progress indicator (measures steps)", "SPEC")
	mspec := getopt.StringLong("monitor", 'm', "", "Set resource monitor (measures stuff)", "SPEC")
	aspec := getopt.StringLong("actuator", 'a', "", "Set actuator (triggered upon supply exhaustion)", "SPEC")
	gran := getopt.StringLong("granularity", 'g', "0", "Force tick granularity (default 0, disabled)", "N")
	thr := getopt.StringLong("periodic-output", 'p', "none", "Configure periodic output (default none)", "PER")
	help := getopt.BoolLong("help", 'h', "Print this help")
	ver := getopt.BoolLong("version", 0, "Report version number")

	getopt.SetParameters("")
	getopt.Parse()

	/*** -h / -v ***/
	if *help {
		getopt.Usage()
		fmt.Println("\nReport bugs to http://github.com/knz/reg/issues")
		os.Exit(0)
	}

	if *ver {
		fmt.Println("reg (REG-ulator)", version)
		os.Exit(0)
	}

	/*** -i / -o ***/

	var fin, fout *os.File
	var err error

	if *ifname == "-" {
		fin = os.Stdin
	} else {
		fin, err = os.Open(*ifname)
		Assert(err == nil, "-i :", err)
	}

	if *ofname == "-" {
		fout = os.Stdout
	} else {
		fout, err = os.OpenFile(*ofname, os.O_WRONLY|os.O_CREATE|os.O_TRUNC, 0666)
		Assert(err == nil, "-o :", err)
	}

	/*** -g ***/

	g, err := strconv.ParseFloat(*gran, 64)
	Assert(err == nil, "-g :", err)
	Assert(g >= 0, "-g : granularity cannot be negative")

	/*** -p ***/

	throttle_type := reg.OUTPUT_EXPLICIT_ONLY
	throttle_period := float64(0)

	spec_type, spec_flags, spec_arg := split(*thr)
	switch spec_type {
	case "none":
		Assert(spec_flags == "" && spec_arg == "", "-p none does not accept flags/argument")
		throttle_type = reg.OUTPUT_EXPLICIT_ONLY
	case "flood":
		Assert(spec_flags == "" && spec_arg == "", "-p flood does not accept flags/argument")
		throttle_type = reg.OUTPUT_FLOOD
	case "ticks":
		throttle_type = reg.OUTPUT_THROTTLE_TICKS
		if spec_arg != "" {
			throttle_period, err = strconv.ParseFloat(spec_arg, 64)
			Assert(err == nil, "-p ticks :", err)
		}
		Assert(spec_flags == "", "-p ticks does not accept flags")
	case "steps":
		throttle_type = reg.OUTPUT_THROTTLE_STEPS
		if spec_arg != "" {
			throttle_period, err = strconv.ParseFloat(spec_arg, 64)
			Assert(err == nil, "-p steps :", err)
		}
		Assert(spec_flags == "", "-p steps does not accept flags")
	default:
		Assert(false, "invalid syntax for -p")
	}
	Assert(throttle_period >= 0, "-p : period cannot be negative")

	/*** -a ***/

	var a act.Actuator
	spec_type, spec_flags, spec_arg = split(*aspec)
	Assert(spec_flags == "", "-a does not accept flags")
	switch spec_type {
	case "discard":
		Assert(spec_arg == "", "-a discard does not accept argument")
		a = act.MakeDummyActuator()
	case "print":
		var af *os.File
		if spec_arg == "-" || spec_arg == "" {
			af = os.Stdout
		} else {
			af, err = os.OpenFile(spec_arg, os.O_WRONLY|os.O_CREATE|os.O_TRUNC, 0666)
			Assert(err == nil, "-a :", err)
		}
		a = act.MakePrinterActuator(af)
	case "proc":
		a = act.MakeCommandActuator(cmd.MakeInteractiveCommand(spec_arg))
	case "cmd":
		a = act.MakeCommandActuator(cmd.MakeOneShotCommand(spec_arg))
	default:
		Assert(false, "invalid -a, or -a not specified")
	}

	/*** -t ***/

	var ts ticks.Source
	spec_type, spec_flags, spec_arg = split(*tspec)
	switch spec_type {
	case "instant":
		Assert(spec_flags == "", "-t instant does not accept flags")
		v := float64(0)
		if spec_arg != "" {
			v, err = strconv.ParseFloat(spec_arg, 64)
			Assert(err == nil, "-t instant:", err)
		}
		ts = ticks.MakeDummySource(t.Ticks(v))
	case "time", "ptime", "cmd", "proc":
		stype, ok := flagconv(spec_flags)
		Assert(ok, "invalid flags for -t")
		switch spec_type {
		case "time", "ptime":
			d, err := time.ParseDuration(spec_arg)
			Assert(err == nil, "-t :", err)
			ts = ticks.MakeTimerSource(d, stype, spec_type == "ptype")
		case "cmd":
			ts = ticks.MakeCommandSource(cmd.MakeOneShotCommand(spec_arg), stype)
		case "proc":
			ts = ticks.MakeCommandSource(cmd.MakeInteractiveCommand(spec_arg), stype)
		}
	default:
		Assert(false, "invalid -t, or -t not specified")
	}

	/*** -s ***/

	var ss steps.Source
	spec_type, spec_flags, spec_arg = split(*sspec)
	switch spec_type {
	case "const":
		Assert(spec_flags == "", "-s dummy does not accept flags")
		v := float64(0)
		if spec_arg != "" {
			v, err = strconv.ParseFloat(spec_arg, 64)
			Assert(err == nil, "-s const:", err)
			Assert(v >= 0, "-s const: constant cannot be negative")
		}
		ss = steps.MakeDummySource(t.Steps(v))
	case "cmd", "proc":
		stype, ok := flagconv(spec_flags)
		Assert(ok, "invalid flags for -s")
		switch spec_type {
		case "cmd":
			ss = steps.MakeCommandSource(cmd.MakeOneShotCommand(spec_arg), stype)
		case "proc":
			ss = steps.MakeCommandSource(cmd.MakeInteractiveCommand(spec_arg), stype)
		}
	default:
		Assert(false, "invalid -s, or -s not specified")
	}

	/*** -m ***/

	var m sample.Sampler
	spec_type, spec_flags, spec_arg = split(*mspec)
	switch spec_type {
	case "const":
		Assert(spec_flags == "", "-m const does not accept flags")
		v := float64(0)
		if spec_arg != "" {
			v, err = strconv.ParseFloat(spec_arg, 64)
			Assert(err == nil, "-m const:", err)
		}
		m = sample.MakeDummySampler(t.Stuff(v))
	case "cmd", "proc":
		Assert(spec_flags == "", "-m cmd/proc does not accept flags")
		switch spec_type {
		case "cmd":
			m = sample.MakeCommandSampler(cmd.MakeOneShotCommand(spec_arg))
		case "proc":
			m = sample.MakeCommandSampler(cmd.MakeInteractiveCommand(spec_arg))
		}
	default:
		Assert(false, "invalid -m, or -m not specified")
	}

	d := reg.MakeDomain(ts, ss, a, m)
	d.Start(fin, fout, throttle_type, throttle_period, t.Ticks(g))
	d.Wait()
}
Example #9
0
func main() {
	var (
		quiet  = getopt.BoolLong("quiet", 'q', "Silence output")
		global = getopt.BoolLong("global", 'g', "Change global config")
		help   = getopt.BoolLong("help", 'h', "Help")
	)

	getopt.Parse()

	if *help {
		getopt.Usage()
		os.Exit(0)
	}

	configuration, err := duet.NewConfiguration()
	if err != nil {
		fmt.Println(err)
		os.Exit(1)
	}

	if getopt.NArgs() == 0 {
		gitConfig, err := duet.GetAuthorConfig(configuration.Namespace)
		if err != nil {
			fmt.Println(err)
			os.Exit(1)
		}

		author, err := gitConfig.GetAuthor()
		if err != nil {
			fmt.Println(err)
			os.Exit(1)
		}
		committer, err := gitConfig.GetCommitter()
		if err != nil {
			fmt.Println(err)
			os.Exit(1)
		}

		if committer == nil {
			committer = author
		}

		printAuthor(author)
		printCommitter(committer)
		os.Exit(0)
	}

	gitConfig := &duet.GitConfig{
		Namespace: configuration.Namespace,
	}
	if configuration.Global || *global {
		gitConfig.Scope = duet.Global
	}

	if getopt.NArgs() <= 2 {
		fmt.Println("must specify more than two sets of initials")
		os.Exit(1)
	}

	pairs, err := duet.NewPairsFromFile(configuration.PairsFile, configuration.EmailLookup)
	if err != nil {
		fmt.Println(err)
		os.Exit(0)
	}

	author, err := pairs.ByInitials(getopt.Arg(0))
	if err != nil {
		fmt.Println(err)
		os.Exit(86)
	}

	if err = gitConfig.SetAuthor(author); err != nil {
		fmt.Println(err)
		os.Exit(1)
	}

	number_of_committers := getopt.NArgs() - 1
	committers := make([]*duet.Pair, number_of_committers)

	for i := 1; i < getopt.NArgs(); i++ {
		committer, err := pairs.ByInitials(getopt.Arg(i))
		if err == nil {
			committers[i-1] = committer
		} else {
			fmt.Println(err)
			os.Exit(1)
		}
	}

	committer := makeTeamCommitter(committers)

	if err = gitConfig.SetCommitter(committer); err != nil {
		fmt.Println(err)
		os.Exit(1)
	}

	if !*quiet {
		printAuthor(author)
		printCommitter(committer)
	}
}