Cleanup

README.md

@@ -4,6 +4,9 @@ An in-process, in-memory database for Go.
 
 ## TO DO
 
+* [ ] wal: shipping_test: secondary too far behind
+* [ ] wal: writer_test: call RecvWAL twice
+* [ ] wal: writer_test double start / stop
 * [ ] kvstore: tests
 * [ ] wal: writer lock via flock?
 

wal/writer.go

@@ -138,6 +138,8 @@ func (w *Writer) RecvWAL(conn net.Conn) {
 	}
 	defer w.recvLock.Unlock()
 
+	timeout := 16 * time.Second
+
 	headerBuf := make([]byte, recHeaderSize)
 	buf := make([]byte, 8)
 
@@ -145,7 +147,7 @@ func (w *Writer) RecvWAL(conn net.Conn) {
 	expectedSeqNum := afterSeqNum + 1
 
 	// Send fromID to the conn.
-	conn.SetWriteDeadline(time.Now().Add(time.Minute))
+	conn.SetWriteDeadline(time.Now().Add(timeout))
 	binary.LittleEndian.PutUint64(buf, afterSeqNum)
 	if _, err := conn.Write(buf); err != nil {
 		log.Printf("RecvWAL failed to send after sequence number: %v", err)
@@ -158,7 +160,7 @@ func (w *Writer) RecvWAL(conn net.Conn) {
 	defer w.stop()
 
 	for {
-		conn.SetReadDeadline(time.Now().Add(time.Minute))
+		conn.SetReadDeadline(time.Now().Add(timeout))
 		if _, err := conn.Read(headerBuf); err != nil {
 			log.Printf("RecvWAL failed to read header: %v", err)
 			return