Strip ssh-keyscan output before logging it

Signed-off-by: Zack Cerza <zack@redhat.com>

diff --git a/teuthology/lock.py b/teuthology/lock.py
index f1e067683549a1e93ca10b226dfa9a7fccb9ed9f..49ed4863f0abf0e627ae6f3f32248e720a57d9fa 100644 (file)
--- a/teuthology/lock.py
+++ b/teuthology/lock.py
@@ -617,7 +617,8 @@ def ssh_keyscan(hostnames):
 
     keys_dict = dict()
     for line in p.stderr.readlines():
-        if not line.startswith('#'):
+        line = line.strip()
+        if line and not line.startswith('#'):
             log.error(line)
     for line in p.stdout.readlines():
         host, key = line.strip().split(' ', 1)