mirror of
https://github.com/minio/minio.git
synced 2024-12-25 22:55:54 -05:00
118 lines
3.0 KiB
Go
118 lines
3.0 KiB
Go
// Copyright (c) 2015-2022 MinIO, Inc.
|
|
//
|
|
// This file is part of MinIO Object Storage stack
|
|
//
|
|
// This program is free software: you can redistribute it and/or modify
|
|
// it under the terms of the GNU Affero General Public License as published by
|
|
// the Free Software Foundation, either version 3 of the License, or
|
|
// (at your option) any later version.
|
|
//
|
|
// This program is distributed in the hope that it will be useful
|
|
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
// GNU Affero General Public License for more details.
|
|
//
|
|
// You should have received a copy of the GNU Affero General Public License
|
|
// along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
|
|
package deadlineconn
|
|
|
|
import (
|
|
"bufio"
|
|
"io"
|
|
"net"
|
|
"sync"
|
|
"testing"
|
|
"time"
|
|
)
|
|
|
|
// Test deadlineconn handles read timeout properly by reading two messages beyond deadline.
|
|
func TestBuffConnReadTimeout(t *testing.T) {
|
|
l, err := net.Listen("tcp", "localhost:0")
|
|
if err != nil {
|
|
t.Fatalf("unable to create listener. %v", err)
|
|
}
|
|
defer l.Close()
|
|
serverAddr := l.Addr().String()
|
|
|
|
tcpListener, ok := l.(*net.TCPListener)
|
|
if !ok {
|
|
t.Fatalf("failed to assert to net.TCPListener")
|
|
}
|
|
|
|
var wg sync.WaitGroup
|
|
wg.Add(1)
|
|
go func() {
|
|
defer wg.Done()
|
|
|
|
tcpConn, terr := tcpListener.AcceptTCP()
|
|
if terr != nil {
|
|
t.Errorf("failed to accept new connection. %v", terr)
|
|
return
|
|
}
|
|
deadlineconn := New(tcpConn)
|
|
deadlineconn.WithReadDeadline(time.Second)
|
|
deadlineconn.WithWriteDeadline(time.Second)
|
|
defer deadlineconn.Close()
|
|
|
|
// Read a line
|
|
b := make([]byte, 12)
|
|
_, terr = deadlineconn.Read(b)
|
|
if terr != nil {
|
|
t.Errorf("failed to read from client. %v", terr)
|
|
return
|
|
}
|
|
received := string(b)
|
|
if received != "message one\n" {
|
|
t.Errorf(`server: expected: "message one\n", got: %v`, received)
|
|
return
|
|
}
|
|
|
|
// Wait for more than read timeout to simulate processing.
|
|
time.Sleep(3 * time.Second)
|
|
|
|
_, terr = deadlineconn.Read(b)
|
|
if terr != nil {
|
|
t.Errorf("failed to read from client. %v", terr)
|
|
return
|
|
}
|
|
received = string(b)
|
|
if received != "message two\n" {
|
|
t.Errorf(`server: expected: "message two\n", got: %v`, received)
|
|
return
|
|
}
|
|
|
|
// Send a response.
|
|
_, terr = io.WriteString(deadlineconn, "messages received\n")
|
|
if terr != nil {
|
|
t.Errorf("failed to write to client. %v", terr)
|
|
return
|
|
}
|
|
}()
|
|
|
|
c, err := net.Dial("tcp", serverAddr)
|
|
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()
|
|
}
|