X-Git-Url: https://git.arvados.org/arvados.git/blobdiff_plain/80a90301263f46ebb7b26297093763882f2cf582..41305b5ac71cc9a306dc654c42c11ffcc4258a47:/sdk/python/tests/run_test_server.py

diff --git a/sdk/python/tests/run_test_server.py b/sdk/python/tests/run_test_server.py
index 4562a06546..6a0f7d9f49 100644
--- a/sdk/python/tests/run_test_server.py
+++ b/sdk/python/tests/run_test_server.py
@@ -73,6 +73,7 @@ if not os.path.exists(TEST_TMPDIR):
 my_api_host = None
 _cached_config = {}
 _cached_db_config = {}
+_already_used_port = {}
 
 def find_server_pid(PID_PATH, wait=10):
     now = time.time()
@@ -181,11 +182,15 @@ def find_available_port():
     would take care of the races, and this wouldn't be needed at all.
     """
 
-    sock = socket.socket()
-    sock.bind(('0.0.0.0', 0))
-    port = sock.getsockname()[1]
-    sock.close()
-    return port
+    global _already_used_port
+    while True:
+        sock = socket.socket()
+        sock.bind(('0.0.0.0', 0))
+        port = sock.getsockname()[1]
+        sock.close()
+        if port not in _already_used_port:
+            _already_used_port[port] = True
+            return port
 
 def _wait_until_port_listens(port, timeout=10, warn=True):
     """Wait for a process to start listening on the given port.