This commit is contained in:
Alex Dadgar 2017-01-23 16:04:50 -08:00
parent 6590990263
commit ab330b96aa
2 changed files with 111 additions and 25 deletions

View File

@ -289,11 +289,7 @@ func NewStreamFramer(out io.WriteCloser, plainTxt bool, heartbeatRate, batchWind
enc := codec.NewEncoder(out, jsonHandle)
// Create the heartbeat and flush ticker
var heartbeat *time.Ticker
if !plainTxt {
heartbeat = time.NewTicker(heartbeatRate)
}
heartbeat := time.NewTicker(heartbeatRate)
flusher := time.NewTicker(batchWindow)
return &StreamFramer{
@ -313,9 +309,7 @@ func NewStreamFramer(out io.WriteCloser, plainTxt bool, heartbeatRate, batchWind
func (s *StreamFramer) Destroy() {
s.l.Lock()
close(s.shutdownCh)
if s.heartbeat != nil {
s.heartbeat.Stop()
}
s.flusher.Stop()
running := s.running
s.l.Unlock()
@ -357,11 +351,6 @@ func (s *StreamFramer) run() {
s.l.Unlock()
}()
var heartbeat <-chan time.Time
if s.heartbeat != nil {
heartbeat = s.heartbeat.C
}
OUTER:
for {
select {
@ -383,7 +372,7 @@ OUTER:
if err != nil {
return
}
case <-heartbeat:
case <-s.heartbeat.C:
// Send a heartbeat frame
if err = s.send(HeartbeatStreamFrame); err != nil {
return

View File

@ -14,6 +14,7 @@ import (
"reflect"
"runtime"
"strconv"
"strings"
"testing"
"time"
@ -118,7 +119,7 @@ func TestStreamFramer_Flush(t *testing.T) {
r, w := io.Pipe()
wrappedW := &WriteCloseChecker{WriteCloser: w}
hRate, bWindow := 100*time.Millisecond, 100*time.Millisecond
sf := NewStreamFramer(wrappedW, hRate, bWindow, 100)
sf := NewStreamFramer(wrappedW, false, hRate, bWindow, 100)
sf.Run()
// Create a decoder
@ -186,7 +187,7 @@ func TestStreamFramer_Batch(t *testing.T) {
wrappedW := &WriteCloseChecker{WriteCloser: w}
// Ensure the batch window doesn't get hit
hRate, bWindow := 100*time.Millisecond, 500*time.Millisecond
sf := NewStreamFramer(wrappedW, hRate, bWindow, 3)
sf := NewStreamFramer(wrappedW, false, hRate, bWindow, 3)
sf.Run()
// Create a decoder
@ -263,7 +264,7 @@ func TestStreamFramer_Heartbeat(t *testing.T) {
r, w := io.Pipe()
wrappedW := &WriteCloseChecker{WriteCloser: w}
hRate, bWindow := 100*time.Millisecond, 100*time.Millisecond
sf := NewStreamFramer(wrappedW, hRate, bWindow, 100)
sf := NewStreamFramer(wrappedW, false, hRate, bWindow, 100)
sf.Run()
// Create a decoder
@ -315,7 +316,7 @@ func TestStreamFramer_Order(t *testing.T) {
wrappedW := &WriteCloseChecker{WriteCloser: w}
// Ensure the batch window doesn't get hit
hRate, bWindow := 100*time.Millisecond, 10*time.Millisecond
sf := NewStreamFramer(wrappedW, hRate, bWindow, 10)
sf := NewStreamFramer(wrappedW, false, hRate, bWindow, 10)
sf.Run()
// Create a decoder
@ -401,6 +402,102 @@ func TestStreamFramer_Order(t *testing.T) {
}
}
// This test checks that frames are received in order
func TestStreamFramer_Order_PlainText(t *testing.T) {
// Create the stream framer
r, w := io.Pipe()
wrappedW := &WriteCloseChecker{WriteCloser: w}
// Ensure the batch window doesn't get hit
hRate, bWindow := 100*time.Millisecond, 10*time.Millisecond
sf := NewStreamFramer(wrappedW, true, hRate, bWindow, 10)
sf.Run()
files := []string{"1", "2", "3", "4", "5"}
input := bytes.NewBuffer(make([]byte, 0, 100000))
for i := 0; i <= 1000; i++ {
str := strconv.Itoa(i) + ","
input.WriteString(str)
}
expected := bytes.NewBuffer(make([]byte, 0, 100000))
for _, _ = range files {
expected.Write(input.Bytes())
}
receivedBuf := bytes.NewBuffer(make([]byte, 0, 100000))
// Start the reader
resultCh := make(chan struct{})
go func() {
OUTER:
for {
if _, err := receivedBuf.ReadFrom(r); err != nil {
if strings.Contains(err.Error(), "closed pipe") {
resultCh <- struct{}{}
return
}
t.Fatalf("bad read: %v", err)
}
if expected.Len() != receivedBuf.Len() {
continue
}
expectedBytes := expected.Bytes()
actualBytes := receivedBuf.Bytes()
for i, e := range expectedBytes {
if a := actualBytes[i]; a != e {
continue OUTER
}
}
resultCh <- struct{}{}
return
}
}()
// Send the data
b := input.Bytes()
shards := 10
each := len(b) / shards
for _, f := range files {
for i := 0; i < shards; i++ {
l, r := each*i, each*(i+1)
if i == shards-1 {
r = len(b)
}
if err := sf.Send(f, "", b[l:r], 0); err != nil {
t.Fatalf("Send() failed %v", err)
}
}
}
// Ensure we get data
select {
case <-resultCh:
case <-time.After(10 * time.Duration(testutil.TestMultiplier()) * bWindow):
if expected.Len() != receivedBuf.Len() {
t.Fatalf("Got %v; want %v", expected.Len(), receivedBuf.Len())
}
expectedBytes := expected.Bytes()
actualBytes := receivedBuf.Bytes()
for i, e := range expectedBytes {
if a := actualBytes[i]; a != e {
t.Fatalf("Index %d; Got %q; want %q", i, a, e)
}
}
}
// Close the reader and wait. This should cause the runner to exit
if err := r.Close(); err != nil {
t.Fatalf("failed to close reader")
}
sf.Destroy()
if !wrappedW.Closed {
t.Fatalf("writer not closed")
}
}
func TestHTTP_Stream_MissingParams(t *testing.T) {
httpTest(t, nil, func(s *TestServer) {
req, err := http.NewRequest("GET", "/v1/client/fs/stream/", nil)
@ -467,7 +564,7 @@ func TestHTTP_Stream_NoFile(t *testing.T) {
ad := tempAllocDir(t)
defer os.RemoveAll(ad.AllocDir)
framer := NewStreamFramer(nopWriteCloser{ioutil.Discard}, streamHeartbeatRate, streamBatchWindow, streamFrameSize)
framer := NewStreamFramer(nopWriteCloser{ioutil.Discard}, false, streamHeartbeatRate, streamBatchWindow, streamFrameSize)
framer.Run()
defer framer.Destroy()
@ -526,7 +623,7 @@ func TestHTTP_Stream_Modify(t *testing.T) {
t.Fatalf("write failed: %v", err)
}
framer := NewStreamFramer(w, streamHeartbeatRate, streamBatchWindow, streamFrameSize)
framer := NewStreamFramer(w, false, streamHeartbeatRate, streamBatchWindow, streamFrameSize)
framer.Run()
defer framer.Destroy()
@ -607,7 +704,7 @@ func TestHTTP_Stream_Truncate(t *testing.T) {
t.Fatalf("write failed: %v", err)
}
framer := NewStreamFramer(w, streamHeartbeatRate, streamBatchWindow, streamFrameSize)
framer := NewStreamFramer(w, false, streamHeartbeatRate, streamBatchWindow, streamFrameSize)
framer.Run()
defer framer.Destroy()
@ -710,7 +807,7 @@ func TestHTTP_Stream_Delete(t *testing.T) {
t.Fatalf("write failed: %v", err)
}
framer := NewStreamFramer(wrappedW, streamHeartbeatRate, streamBatchWindow, streamFrameSize)
framer := NewStreamFramer(wrappedW, false, streamHeartbeatRate, streamBatchWindow, streamFrameSize)
framer.Run()
// Start streaming
@ -804,7 +901,7 @@ func TestHTTP_Logs_NoFollow(t *testing.T) {
// Start streaming logs
go func() {
if err := s.Server.logs(false, 0, OriginStart, task, logType, ad, wrappedW); err != nil {
if err := s.Server.logs(false, false, 0, OriginStart, task, logType, ad, wrappedW); err != nil {
t.Fatalf("logs() failed: %v", err)
}
}()
@ -893,7 +990,7 @@ func TestHTTP_Logs_Follow(t *testing.T) {
// Start streaming logs
go func() {
if err := s.Server.logs(true, 0, OriginStart, task, logType, ad, wrappedW); err != nil {
if err := s.Server.logs(true, false, 0, OriginStart, task, logType, ad, wrappedW); err != nil {
t.Fatalf("logs() failed: %v", err)
}
}()
@ -1006,7 +1103,7 @@ func BenchmarkHTTP_Logs_Follow(t *testing.B) {
// Start streaming logs
go func() {
if err := s.Server.logs(true, 0, OriginStart, task, logType, ad, wrappedW); err != nil {
if err := s.Server.logs(true, false, 0, OriginStart, task, logType, ad, wrappedW); err != nil {
t.Fatalf("logs() failed: %v", err)
}
}()