tests: Add a socket timeout

[vpp.git] / src / vpp-api / python / vpp_papi / vpp_stats.py

diff --git a/src/vpp-api/python/vpp_papi/vpp_stats.py b/src/vpp-api/python/vpp_papi/vpp_stats.py
index 8cbe737..aa9ff85 100755 (executable)
--- a/src/vpp-api/python/vpp_papi/vpp_stats.py
+++ b/src/vpp-api/python/vpp_papi/vpp_stats.py
@@ -136,6 +136,12 @@ class VPPStats:
         if self.connected:
             return
         sock = socket.socket(socket.AF_UNIX, socket.SOCK_SEQPACKET)
+
+        # Our connect races the corresponding recv_fds call in VPP, if we beat
+        # VPP then we will try (unsuccessfully) to receive file descriptors and
+        # will have gone away before VPP can respond to our connect.  A short
+        # timeout here stops this error occurring.
+        sock.settimeout(1)
         sock.connect(self.socketname)
 
         mfd = recv_fd(sock)