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))
})
}
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")
}
}
}
