示例#1
0
func main() {
	myflags := flag.NewFlagSet("tfgroup", flag.ExitOnError)
	cfg := &tf.TfgroupConfig{}
	cfg.DefineFlags(myflags)

	err := myflags.Parse(os.Args[1:])
	err = cfg.ValidateConfig()
	if err != nil || cfg.Help {
		usage(err, myflags)
	}

	leftover := myflags.Args()
	//p("leftover = %v", leftover)
	if len(leftover) != 0 {
		fmt.Fprintf(os.Stderr, "tfgroup reads stdin and writes stdout, no args allowed.\n")
		showUse(myflags)
		os.Exit(1)
	}

	i := int64(1)

	f := os.Stdin
	panicOn(err)
	//buf := make([]byte, 1024*1024)
	fr := tf.NewFrameReader(f, 1024*1024)

	var frame tf.Frame

	var nextMin time.Time
	var countLastMin int64
	incr := time.Minute
	for ; err == nil; i++ {
		_, _, err = fr.NextFrame(&frame)
		if err != nil {
			if err == io.EOF {
				break
			}
			fmt.Fprintf(os.Stderr, "tfgroup error from fr.NextFrame() at i=%v: '%v'\n", i, err)
			os.Exit(1)
		}
		cur := time.Unix(0, frame.Tm())
		if nextMin.IsZero() {
			nextMin = cur.Add(incr)
		}
		for cur.After(nextMin) {
			fmt.Printf("%v %v\n", countLastMin, nextMin)
			nextMin = nextMin.Add(incr)
			countLastMin = 0
		}
		countLastMin++
	}
	fmt.Printf("%v %v\n", countLastMin, nextMin)
}
示例#2
0
func main() {
	myflags := flag.NewFlagSet("tfsum", flag.ExitOnError)
	cfg := &tf.TfsumConfig{}
	cfg.DefineFlags(myflags)

	err := myflags.Parse(os.Args[1:])
	err = cfg.ValidateConfig()
	if err != nil || cfg.Help {
		usage(err, myflags)
	}

	leftover := myflags.Args()
	//p("leftover = %v", leftover)
	if len(leftover) != 0 {
		fmt.Fprintf(os.Stderr, "tfsum reads stdin and writes stdout, no args allowed.\n")
		showUse(myflags)
		os.Exit(1)
	}

	i := int64(1)

	f := os.Stdin
	panicOn(err)
	buf := make([]byte, 1024*1024)
	fr := tf.NewFrameReader(f, 1024*1024)

	var frame tf.Frame

	for ; err == nil; i++ {
		_, _, err, _ = fr.NextFrame(&frame)
		if err != nil {
			if err == io.EOF {
				return
			}
			fmt.Fprintf(os.Stderr, "tfcat error from fr.NextFrame() at i=%v: '%v'\n", i, err)
			os.Exit(1)
		}
		hash := frame.Blake2b()
		chk := int64(binary.LittleEndian.Uint64(hash[:8]))
		newf, err := tf.NewMarshalledFrame(buf, time.Unix(0, frame.Tm()), tf.EvOneInt64, 0, chk, nil)
		panicOn(err)
		_, err = os.Stdout.Write(newf)
		panicOn(err)
	}
}
示例#3
0
func FollowFile(path string, cfg *tf.TfcatConfig) {

	if !FileExists(path) {
		fmt.Fprintf(os.Stderr, "input file '%s' does not exist.\n", path)
		os.Exit(1)
	}

	watcher, err := fsnotify.NewWatcher()
	panicOn(err)
	defer watcher.Close()

	f, err := os.Open(path)
	panicOn(err)
	// move to end for tailing
	_, err = f.Seek(0, 2)
	panicOn(err)

	err = watcher.Add(path)
	panicOn(err)

	fr := tf.NewFrameReader(f, 1024*1024)

	var frame tf.Frame

	i := int64(1)
nextFrame:
	for {
		_, _, err, _ = fr.NextFrame(&frame)
		if err != nil {
			if err == io.EOF {
				select {
				case event := <-watcher.Events:
					if event.Op&fsnotify.Write == fsnotify.Write {
						continue nextFrame
					}
				}
			}
			fmt.Fprintf(os.Stderr, "tfcat error from fr.NextFrame(): '%v'\n", err)
			os.Exit(1)
		}
		frame.DisplayFrame(os.Stdout, i, cfg.PrettyPrint, cfg.SkipPayload, cfg.Rreadable)
		i++
	}
}
示例#4
0
func Test001ArchiverFileMgr(t *testing.T) {

	cv.Convey("given an archiver, messages that roll to different dates should be stored in distinct files", t, func() {
		tmp, err := ioutil.TempDir("", "test-archiver-filemgr")
		panicOn(err)
		defer os.RemoveAll(tmp)
		fm := NewFileMgr(&ArchiverConfig{WriteDir: tmp})

		tm1, err := time.Parse(time.RFC3339, "2016-01-01T00:00:00Z")
		panicOn(err)
		tm2, err := time.Parse(time.RFC3339, "2016-01-02T00:00:00Z")
		panicOn(err)

		streamName := "test"
		data1 := []byte("data1")
		data2 := []byte("data2")

		frame1, err := ts.NewFrame(tm1, ts.EvUtf8, 0, 0, data1)
		panicOn(err)
		by1, err := frame1.Marshal(nil)
		file1, err := fm.Store(tm1, streamName, by1)
		panicOn(err)

		frame2, err := ts.NewFrame(tm2, ts.EvUtf8, 0, 0, data2)
		panicOn(err)
		by2, err := frame2.Marshal(nil)
		file2, err := fm.Store(tm2, streamName, by2)
		panicOn(err)

		p("For inspection, we stored into file1 = '%v'\n", file1.Path)
		q("file2 = '%#v'\n", file2)
		cv.So(strings.Contains(file1.Path, "2016/01/01"), cv.ShouldBeTrue)
		cv.So(strings.Contains(file2.Path, "2016/01/02"), cv.ShouldBeTrue)

		cv.So(FileExists(file1.Path), cv.ShouldBeTrue)
		cv.So(FileExists(file2.Path), cv.ShouldBeTrue)

		by, err := ioutil.ReadFile(file1.Path)
		panicOn(err)

		var fr ts.Frame
		_, err = fr.Unmarshal(by, true)
		p("fr = %#v", fr)
		panicOn(err)

		cv.So(fr.GetEvtnum(), cv.ShouldEqual, ts.EvUtf8)
		cv.So(fr.GetUlen(), cv.ShouldEqual, len(frame1.Data)+1)

		p("Given that we've written an event to its file, we should be able to recover what we've written")
		cv.So(string(fr.Data), cv.ShouldResemble, string(data1))
	})
}
示例#5
0
func main() {
	myflags := flag.NewFlagSet("tffilter", flag.ExitOnError)
	cfg := &tf.TffilterConfig{}
	cfg.DefineFlags(myflags)

	err := myflags.Parse(os.Args[1:])
	err = cfg.ValidateConfig()
	if err != nil {
		usage(err, myflags)
	}
	if cfg.Help {
		fmt.Fprintf(os.Stderr, "help requested:\n")
		usage(nil, myflags)
	}

	leftover := myflags.Args()

	regs := leftover
	//p("regs = %v", regs)
	if cfg.RegexFile != "" {
		regs, err = tf.ReadNewlineDelimFile(cfg.RegexFile)
		if err != nil {
			fmt.Fprintf(os.Stderr, "error reading -regexfile '%s': '%s'\n", cfg.RegexFile, err)
			usage(err, myflags)
		}
		if len(regs) == 0 {
			fmt.Fprintf(os.Stderr, "no regex given from file '%s': specify at least one regex to filter with.\n", cfg.RegexFile)
			showUse(myflags)
			os.Exit(1)
		}
	} else {
		if len(regs) == 0 || (len(regs) == 1 && strings.HasPrefix(regs[0], "-h")) {
			fmt.Fprintf(os.Stderr, "no regex given: specify at least one regex to filter with.\n")
			showUse(myflags)
			os.Exit(1)
		}
	}

	// INVAR: regs specified, and len(regs) > 0

	arrRegex := make([]*regexp.Regexp, 0)
	for i := range regs {
		field := regs[i]
		//fmt.Fprintf(os.Stderr, "compiling regex %d: '%s'\n", i, field)
		re := regexp.MustCompile(field)
		arrRegex = append(arrRegex, re)
	}

	i := int64(1)

	fr := tf.NewFrameReader(os.Stdin, 1024*1024)

	var frame tf.Frame
	var raw []byte
	n := len(regs)
	var allMatched, anyMatched bool

toploop:
	for ; err == nil; i++ {
		_, _, err, raw = fr.NextFrame(&frame)
		if err != nil {
			if err == io.EOF {
				break toploop
			}
			fmt.Fprintf(os.Stderr, "tffilter error from fr.NextFrame() at i=%v: '%v'\n", i, err)
			os.Exit(1)
		}
		str := frame.Stringify(-1, false, false, false)
		// match regex
		matchN := 0
		var o string
		var sub []string
		for _, r := range arrRegex {
			if cfg.Sub {
				sub = r.FindStringSubmatch(str)
				//p("sub back from r.FindStringSubmatch(str='%s')  is '%#v' from regex '%s'", str, sub, regs[j])
				if sub == nil {
					o = ""
				} else {
					o = "hit"
				}
			} else {
				o = r.FindString(str)
			}
			//fmt.Fprintf(os.Stderr, "tffilter at i=%v, matching frame '%s' against regex '%s': output is: '%s'\n", j, str, regs[j], o)
			if o != "" {
				matchN++

				switch {
				// we have a match
				case cfg.Any:
					// found at least one match, we can stop under Any
					switch {
					case cfg.ExcludeMatches:
						continue toploop
					case !cfg.ExcludeMatches:
						goto writeout
					}
				}
			} else {
				// not a match
				switch {
				case !cfg.Any && cfg.ExcludeMatches:
					// we've got to match all n in order to exclude, so we know now that we will include.
					goto writeout

				case !cfg.Any && !cfg.ExcludeMatches:
					// not a match, and all must match to survive the filter, so we can stop
					continue toploop
				}
			}
		}

		allMatched = (matchN == n)
		anyMatched = (matchN > 0)

		switch {
		case cfg.Any && cfg.ExcludeMatches:
			if anyMatched {
				continue toploop
			}
			goto writeout
		case cfg.Any && !cfg.ExcludeMatches:
			if anyMatched {
				goto writeout
			}
			continue toploop
		case !cfg.Any && cfg.ExcludeMatches:
			if allMatched {
				continue toploop
			}
			goto writeout
		case !cfg.Any && !cfg.ExcludeMatches:
			if allMatched {
				goto writeout
			}
			continue toploop
		}
	writeout:
		if cfg.Sub {
			// sub-expression matching and reporting only the sub matches
			//p("sub = %#v", sub)
			sub = sub[1:]
			//p("sub[1:] = %#v", sub)
			nsub := len(sub)
			if nsub > 0 {
				for k := range sub {
					fmt.Printf("%s", sub[k])
					if k < nsub-1 {
						fmt.Printf(" ", sub[k])
					}
				}
				fmt.Printf("\n")
			}
		} else {
			// full record matching
			_, err = os.Stdout.Write(raw)
			if err != nil {
				fmt.Fprintf(os.Stderr, "tffilter stopping at: '%s'", err)
			}
		}
	} // end for toploop

	//fmt.Fprintf(os.Stderr, "field='%s': found %v matches.\n", field, matchCount)
}
示例#6
0
func main() {
	myflags := flag.NewFlagSet("tfindex", flag.ExitOnError)
	cfg := &tf.TfindexConfig{}
	cfg.DefineFlags(myflags)

	err := myflags.Parse(os.Args[1:])
	err = cfg.ValidateConfig()
	if err != nil {
		usage(err, myflags)
	}

	leftover := myflags.Args()
	//Q("leftover = %v", leftover)
	if len(leftover) == 0 {
		fmt.Fprintf(os.Stderr, "no input files given\n")
		showUse(myflags)
		os.Exit(1)
	}

	i := int64(1)
nextfile:
	for _, inputFile := range leftover {
		//P("starting on inputFile '%s'", inputFile)
		if !FileExists(inputFile) {
			fmt.Fprintf(os.Stderr, "input file '%s' does not exist.\n", inputFile)
			os.Exit(1)
		}

		f, err := os.Open(inputFile)
		panicOn(err)
		fr := tf.NewFrameReader(f, 1024*1024)

		writeFile := inputFile + ".idx"
		of, err := os.Create(writeFile)
		panicOn(err)

		fw := tf.NewFrameWriter(of, 1024*1024)

		var offset int64
		var frame tf.Frame
		var nextTm time.Time
		var nbytes int64

		for ; err == nil; i++ {
			_, nbytes, err, _ = fr.NextFrame(&frame)
			if err != nil {
				if err == io.EOF {
					fw.Flush()
					fw.Sync()
					of.Close()
					continue nextfile
				}
				fmt.Fprintf(os.Stderr, "tfindex error from fr.NextFrame() at i=%v: '%v'\n", i, err)
				os.Exit(1)
			}
			unix := frame.Tm()
			tm := time.Unix(0, unix)
			trunc := tm.Truncate(time.Minute)

			if i == 0 {
				first, err := tf.NewFrame(tm, tf.EvOneInt64, 0, offset, nil)
				panicOn(err)
				fw.Append(first)
				nextTm = trunc.Add(time.Minute)
			} else if tm.After(nextTm) {
				next, err := tf.NewFrame(tm, tf.EvOneInt64, 0, offset, nil)
				panicOn(err)
				fw.Append(next)
				nextTm = trunc.Add(time.Minute)
			}
			offset += nbytes
		}
	}
}
示例#7
0
func main() {
	myflags := flag.NewFlagSet("tfcat", flag.ExitOnError)
	cfg := &tf.TfcatConfig{}
	cfg.DefineFlags(myflags)

	err := myflags.Parse(os.Args[1:])
	err = cfg.ValidateConfig()
	if err != nil {
		usage(err, myflags)
	}

	leftover := myflags.Args()
	//Q("leftover = %v", leftover)
	if len(leftover) == 0 && cfg.ReadStdin == false {
		fmt.Fprintf(os.Stderr, "no input files given\n")
		showUse(myflags)
		os.Exit(1)
	}
	GlobalPrettyPrint = cfg.PrettyPrint

	if cfg.Follow {
		if len(leftover) != 1 {
			if cfg.ReadStdin {
				fmt.Fprintf(os.Stderr, "cannot follow stdin\n")
				showUse(myflags)
				os.Exit(1)
			}
			fmt.Fprintf(os.Stderr, "can only follow a single file\n")
			showUse(myflags)
			os.Exit(1)
		}
		FollowFile(leftover[0], cfg)
		return
	}

	if cfg.ReadStdin {
		if len(leftover) > 0 {
			fmt.Fprintf(os.Stderr, "if reading from stdin, cannot also read from files\n")
			showUse(myflags)
			os.Exit(1)
		}
		leftover = []string{"stdin"}
	}

	if cfg.RawCount > 0 || cfg.RawSkip > 0 {
		if len(leftover) != 1 {
			fmt.Fprintf(os.Stderr, "can only copy raw messages from one file\n")
			showUse(myflags)
			os.Exit(1)
		}
		SendRawBytes(leftover[0], cfg.RawCount, os.Stdout, cfg.RawSkip)
		return
	}

	i := int64(1)
nextfile:
	for _, inputFile := range leftover {

		f := prepInput(inputFile)
		defer f.Close()
		//P("starting on inputFile '%s'", inputFile)

		fr := tf.NewFrameReader(f, 1024*1024)

		var frame tf.Frame

		for ; err == nil; i++ {
			_, _, err, _ = fr.NextFrame(&frame)
			if err != nil {
				if err == io.EOF {
					continue nextfile
				}
				fmt.Fprintf(os.Stderr, "tfcat error from fr.NextFrame() at i=%v: '%v'\n", i, err)
				os.Exit(1)
			}
			frame.DisplayFrame(os.Stdout, i, cfg.PrettyPrint, cfg.SkipPayload, cfg.Rreadable)
		}
	}
}
示例#8
0
文件: tfcat.go 项目: betable/tmframe
func main() {
	myflags := flag.NewFlagSet("tfcat", flag.ExitOnError)
	cfg := &TfcatConfig{}
	cfg.DefineFlags(myflags)

	err := myflags.Parse(os.Args[1:])
	err = cfg.ValidateConfig()
	if err != nil {
		usage(err, myflags)
	}

	leftover := myflags.Args()
	//Q("leftover = %v", leftover)
	if len(leftover) == 0 {
		fmt.Fprintf(os.Stderr, "no input files given\n")
		showUse(myflags)
		os.Exit(1)
	}
	GlobalPrettyPrint = cfg.PrettyPrint

	i := int64(0)
nextfile:
	for _, inputFile := range leftover {
		//P("starting on inputFile '%s'", inputFile)
		if !FileExists(inputFile) {
			fmt.Fprintf(os.Stderr, "input file '%s' does not exist.\n", inputFile)
			os.Exit(1)
		}

		f, err := os.Open(inputFile)
		panicOn(err)
		fr := tf.NewFrameReader(f, 1024*1024)

		var frame *tf.Frame

		for ; err == nil; i++ {
			frame, _, err = fr.NextFrame()
			if err != nil {
				if err == io.EOF {
					continue nextfile
				}
				fmt.Fprintf(os.Stderr, "tfcat error from fr.NextFrame() at i=%v: '%v'\n", i, err)
				os.Exit(1)
			}
			fmt.Printf("%v", frame)
			evtnum := frame.GetEvtnum()
			if evtnum == tf.EvJson {
				pp := prettyPrintJson(cfg.PrettyPrint, frame.Data)
				fmt.Printf("  %s", string(pp))
			}
			if evtnum == tf.EvMsgpKafka || evtnum == tf.EvMsgpack {
				// decode msgpack to json with ugorji/go/codec

				var iface interface{}
				dec := codec.NewDecoderBytes(frame.Data, &msgpHelper.mh)
				err := dec.Decode(&iface)
				panicOn(err)

				//Q("iface = '%#v'", iface)

				var w bytes.Buffer
				enc := codec.NewEncoder(&w, &msgpHelper.jh)
				err = enc.Encode(&iface)
				panicOn(err)
				pp := prettyPrintJson(cfg.PrettyPrint, w.Bytes())
				fmt.Printf(" %s", string(pp))
			}
			fmt.Printf("\n")
		}
	}
}