orchestra: fix ConnectionLostError path in wait()

Sometimes it would generate AttributeError instead
when it tried to call is_active() on None.

Signed-off-by: John Spray <john.spray@redhat.com>

diff --git a/teuthology/orchestra/run.py b/teuthology/orchestra/run.py
index b70244759f719ca00a665e4683d50fb005f58c9f..b64baebba0b833bdfac78b320347fdcfb5d020f5 100644 (file)
--- a/teuthology/orchestra/run.py
+++ b/teuthology/orchestra/run.py
@@ -90,7 +90,7 @@ class RemoteProcess(object):
                 # command either died due to a signal, or the connection
                 # was lost
                 transport = self.client.get_transport()
-                if not transport.is_active():
+                if transport is None or not transport.is_active():
                     # look like we lost the connection
                     raise ConnectionLostError(command=self.command)