diff options
| author | Daniel Nicoletti <daniel.nicoletti@kdab.com> | 2021-06-29 16:37:41 -0300 |
|---|---|---|
| committer | Daniel Nicoletti <daniel.nicoletti@kdab.com> | 2021-07-19 17:05:53 -0300 |
| commit | e095fa7f9cb994ec2b2639b58a3c0d822d4d2cf6 (patch) | |
| tree | 3f71467e3a39062c1f7b95cfd6b98e9c4d174ba8 /tests/auto/network | |
| parent | 0f32703aa5aee46bb2c0bfe9c8e54f05b82cf0f3 (diff) | |
Allow to set TCP network listen(2) backlog
Qt has a hardcoded backlog value of 50,
this allows for applications to tune this
value. Modern kernels have the SYN cookie
feature that reduces pressure from an
flood attack, the backlog setting however
is then a queue for most likely real
completed (SYN/ACK) connections hence, it's
easy to get clients connections dropped
with this very small limit.
[ChangeLog][QtNetwork][QTcpServer] Added
QTcpServer::setListenBacklog() to be able
to have control over the listen backlog feature.
Change-Id: I1c78af6d99e012591e214b7e09fa85c485880d48
Reviewed-by: Qt CI Bot <qt_ci_bot@qt-project.org>
Reviewed-by: Giuseppe D'Angelo <giuseppe.dangelo@kdab.com>
Diffstat (limited to 'tests/auto/network')
| -rw-r--r-- | tests/auto/network/socket/platformsocketengine/tst_platformsocketengine.cpp | 6 | ||||
| -rw-r--r-- | tests/auto/network/socket/qsocks5socketengine/tst_qsocks5socketengine.cpp | 2 |
2 files changed, 4 insertions, 4 deletions
diff --git a/tests/auto/network/socket/platformsocketengine/tst_platformsocketengine.cpp b/tests/auto/network/socket/platformsocketengine/tst_platformsocketengine.cpp index 88a39eea93..23566a3d70 100644 --- a/tests/auto/network/socket/platformsocketengine/tst_platformsocketengine.cpp +++ b/tests/auto/network/socket/platformsocketengine/tst_platformsocketengine.cpp @@ -324,7 +324,7 @@ void tst_PlatformSocketEngine::serverTest() quint16 port = server.localPort(); // Listen for incoming connections - QVERIFY(server.listen()); + QVERIFY(server.listen(50)); QCOMPARE(server.state(), QAbstractSocket::ListeningState); // Initialize a Tcp socket @@ -429,7 +429,7 @@ void tst_PlatformSocketEngine::tcpLoopbackPerformance() quint16 port = server.localPort(); // Listen for incoming connections - QVERIFY(server.listen()); + QVERIFY(server.listen(50)); QCOMPARE(server.state(), QAbstractSocket::ListeningState); // Initialize a Tcp socket @@ -620,7 +620,7 @@ void tst_PlatformSocketEngine::receiveUrgentData() QCOMPARE(server.state(), QAbstractSocket::BoundState); quint16 port = server.localPort(); - QVERIFY(server.listen()); + QVERIFY(server.listen(50)); QCOMPARE(server.state(), QAbstractSocket::ListeningState); PLATFORMSOCKETENGINE client; diff --git a/tests/auto/network/socket/qsocks5socketengine/tst_qsocks5socketengine.cpp b/tests/auto/network/socket/qsocks5socketengine/tst_qsocks5socketengine.cpp index f0cff5da3e..7bf057cd5a 100644 --- a/tests/auto/network/socket/qsocks5socketengine/tst_qsocks5socketengine.cpp +++ b/tests/auto/network/socket/qsocks5socketengine/tst_qsocks5socketengine.cpp @@ -453,7 +453,7 @@ void tst_QSocks5SocketEngine::serverTest() QCOMPARE(server.state(), QAbstractSocket::BoundState); // Listen for incoming connections - QVERIFY(server.listen()); + QVERIFY(server.listen(50)); QCOMPARE(server.state(), QAbstractSocket::ListeningState); // Initialize a Tcp socket |