Fix: tests: live: listen on python < 3.5 needs backlog parameter

[babeltrace.git] / tests / data / plugins / src.ctf.lttng-live / lttng_live_server.py

diff --git a/tests/data/plugins/src.ctf.lttng-live/lttng_live_server.py b/tests/data/plugins/src.ctf.lttng-live/lttng_live_server.py
index 4c3c9ff45c0088d23f67e197fbcc6b6a4e925764..416f9bca1eda60c8d9362b91c7566057f230a7b2 100644 (file)
--- a/tests/data/plugins/src.ctf.lttng-live/lttng_live_server.py
+++ b/tests/data/plugins/src.ctf.lttng-live/lttng_live_server.py
@@ -1320,7 +1320,9 @@ class LttngLiveServer:
 
     def _listen(self):
         logging.info('Listening: port={}'.format(self._server_port))
-        self._sock.listen()
+        # Backlog must be present for Python version < 3.5.
+        # 128 is an arbitrary number since we expect only 1 connection anyway.
+        self._sock.listen(128)
         self._conn, viewer_addr = self._sock.accept()
         logging.info(
             'Accepted viewer: addr={}:{}'.format(viewer_addr[0], viewer_addr[1])