CSIT-1338 FIX: Failed to get VPP version on host

[csit.git] / resources / libraries / python / ContainerUtils.py

diff --git a/resources/libraries/python/ContainerUtils.py b/resources/libraries/python/ContainerUtils.py
index eadc0a8..478a978 100644 (file)
--- a/resources/libraries/python/ContainerUtils.py
+++ b/resources/libraries/python/ContainerUtils.py
@@ -479,9 +479,7 @@ class ContainerEngine(object):
 class LXC(ContainerEngine):
     """LXC implementation."""
 
-    def __init__(self):
-        """Initialize LXC object."""
-        super(LXC, self).__init__()
+    # Implicit constructor is inherited.
 
     def acquire(self, force=True):
         """Acquire a privileged system object where configuration is stored.
@@ -672,9 +670,7 @@ class LXC(ContainerEngine):
 class Docker(ContainerEngine):
     """Docker implementation."""
 
-    def __init__(self):
-        """Initialize Docker object."""
-        super(Docker, self).__init__()
+    # Implicit constructor is inherited.
 
     def acquire(self, force=True):
         """Pull an image or a repository from a registry.
@@ -689,7 +685,10 @@ class Docker(ContainerEngine):
             else:
                 return
 
-        cmd = 'docker pull {c.image}'.format(c=self.container)
+        image = self.container.image if self.container.image else\
+            "ubuntu:xenial-20180412"
+
+        cmd = 'docker pull {image}'.format(image=image)
 
         ret, _, _ = self.container.ssh.exec_command_sudo(cmd, timeout=1800)
         if int(ret) != 0: