2017-07-13 01:33:21 +02:00
|
|
|
/*
|
2019-04-09 20:39:42 +02:00
|
|
|
* MinIO Cloud Storage, (C) 2017 MinIO, Inc.
|
2017-07-13 01:33:21 +02:00
|
|
|
*
|
|
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
|
|
|
* you may not use this file except in compliance with the License.
|
|
|
|
* You may obtain a copy of the License at
|
|
|
|
*
|
|
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
|
|
*
|
|
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
|
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
|
|
* See the License for the specific language governing permissions and
|
|
|
|
* limitations under the License.
|
|
|
|
*/
|
|
|
|
|
|
|
|
package http
|
|
|
|
|
|
|
|
import (
|
|
|
|
"bufio"
|
|
|
|
"io"
|
|
|
|
"net"
|
|
|
|
"sync"
|
|
|
|
"testing"
|
|
|
|
"time"
|
|
|
|
)
|
|
|
|
|
2019-04-03 03:28:39 +02:00
|
|
|
// Test deadlineconn handles read timeout properly by reading two messages beyond deadline.
|
2017-07-13 01:33:21 +02:00
|
|
|
func TestBuffConnReadTimeout(t *testing.T) {
|
2017-08-14 20:11:38 +02:00
|
|
|
l, err := net.Listen("tcp", "localhost:0")
|
2017-07-13 01:33:21 +02:00
|
|
|
if err != nil {
|
|
|
|
t.Fatalf("unable to create listener. %v", err)
|
|
|
|
}
|
|
|
|
defer l.Close()
|
2017-08-14 20:11:38 +02:00
|
|
|
serverAddr := l.Addr().String()
|
2017-07-13 01:33:21 +02:00
|
|
|
|
|
|
|
tcpListener, ok := l.(*net.TCPListener)
|
|
|
|
if !ok {
|
|
|
|
t.Fatalf("failed to assert to net.TCPListener")
|
|
|
|
}
|
|
|
|
|
|
|
|
var wg sync.WaitGroup
|
2017-08-20 21:25:08 +02:00
|
|
|
wg.Add(1)
|
2017-07-13 01:33:21 +02:00
|
|
|
go func() {
|
|
|
|
defer wg.Done()
|
|
|
|
|
|
|
|
tcpConn, terr := tcpListener.AcceptTCP()
|
|
|
|
if terr != nil {
|
2018-10-23 18:44:20 +02:00
|
|
|
t.Errorf("failed to accept new connection. %v", terr)
|
|
|
|
return
|
2017-07-13 01:33:21 +02:00
|
|
|
}
|
2019-04-03 03:28:39 +02:00
|
|
|
deadlineconn := newDeadlineConn(tcpConn, 1*time.Second, 1*time.Second, nil, nil)
|
|
|
|
defer deadlineconn.Close()
|
2017-07-13 01:33:21 +02:00
|
|
|
|
|
|
|
// Read a line
|
|
|
|
var b = make([]byte, 12)
|
2019-04-03 03:28:39 +02:00
|
|
|
_, terr = deadlineconn.Read(b)
|
2017-07-13 01:33:21 +02:00
|
|
|
if terr != nil {
|
2018-10-23 18:44:20 +02:00
|
|
|
t.Errorf("failed to read from client. %v", terr)
|
|
|
|
return
|
2017-07-13 01:33:21 +02:00
|
|
|
}
|
|
|
|
received := string(b)
|
|
|
|
if received != "message one\n" {
|
2018-10-23 18:44:20 +02:00
|
|
|
t.Errorf(`server: expected: "message one\n", got: %v`, received)
|
|
|
|
return
|
2017-07-13 01:33:21 +02:00
|
|
|
}
|
|
|
|
|
|
|
|
// Wait for more than read timeout to simulate processing.
|
|
|
|
time.Sleep(3 * time.Second)
|
|
|
|
|
2019-04-03 03:28:39 +02:00
|
|
|
_, terr = deadlineconn.Read(b)
|
2017-07-13 01:33:21 +02:00
|
|
|
if terr != nil {
|
2018-10-23 18:44:20 +02:00
|
|
|
t.Errorf("failed to read from client. %v", terr)
|
|
|
|
return
|
2017-07-13 01:33:21 +02:00
|
|
|
}
|
|
|
|
received = string(b)
|
|
|
|
if received != "message two\n" {
|
2018-10-23 18:44:20 +02:00
|
|
|
t.Errorf(`server: expected: "message two\n", got: %v`, received)
|
|
|
|
return
|
2017-07-13 01:33:21 +02:00
|
|
|
}
|
|
|
|
|
|
|
|
// Send a response.
|
2019-04-03 03:28:39 +02:00
|
|
|
_, terr = io.WriteString(deadlineconn, "messages received\n")
|
2017-07-13 01:33:21 +02:00
|
|
|
if terr != nil {
|
2018-10-23 18:44:20 +02:00
|
|
|
t.Errorf("failed to write to client. %v", terr)
|
|
|
|
return
|
2017-07-13 01:33:21 +02:00
|
|
|
}
|
|
|
|
}()
|
|
|
|
|
2017-08-14 20:11:38 +02:00
|
|
|
c, err := net.Dial("tcp", serverAddr)
|
2017-07-13 01:33:21 +02:00
|
|
|
if err != nil {
|
|
|
|
t.Fatalf("unable to connect to server. %v", err)
|
|
|
|
}
|
|
|
|
defer c.Close()
|
|
|
|
|
|
|
|
_, err = io.WriteString(c, "message one\n")
|
|
|
|
if err != nil {
|
|
|
|
t.Fatalf("failed to write to server. %v", err)
|
|
|
|
}
|
|
|
|
_, err = io.WriteString(c, "message two\n")
|
|
|
|
if err != nil {
|
|
|
|
t.Fatalf("failed to write to server. %v", err)
|
|
|
|
}
|
|
|
|
|
|
|
|
received, err := bufio.NewReader(c).ReadString('\n')
|
|
|
|
if err != nil {
|
|
|
|
t.Fatalf("failed to read from server. %v", err)
|
|
|
|
}
|
|
|
|
if received != "messages received\n" {
|
|
|
|
t.Fatalf(`client: expected: "messages received\n", got: %v`, received)
|
|
|
|
}
|
|
|
|
|
|
|
|
wg.Wait()
|
|
|
|
}
|