X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=resources%2Flibraries%2Fpython%2FDUTSetup.py;h=fd71a82440d7b09ea7fc70391ec066557c1d94cb;hb=22ff475dae7f9f09e8b3b7c899731803752761c0;hp=4fc0e6fc9c97eca921f50b7c1c144fb78be973fa;hpb=8fa4cadbb4b3c6a95dab9e7715e5e6435225673f;p=csit.git

diff --git a/resources/libraries/python/DUTSetup.py b/resources/libraries/python/DUTSetup.py
index 4fc0e6fc9c..fd71a82440 100644
--- a/resources/libraries/python/DUTSetup.py
+++ b/resources/libraries/python/DUTSetup.py
@@ -614,6 +614,8 @@ class DUTSetup(object):
 
                 ssh = SSH()
                 ssh.connect(node)
+                cmd = 'ln -s /dev/null /etc/sysctl.d/80-vpp.conf || true'
+                ssh.exec_command_sudo(cmd, timeout=90)
 
                 cmd = "[[ -f /etc/redhat-release ]]"
                 return_code, _, _ = ssh.exec_command(cmd)
@@ -682,6 +684,26 @@ class DUTSetup(object):
             return False
         return True
 
+    @staticmethod
+    def get_docker_mergeddir(node, uuid):
+        """Get Docker overlay for MergedDir diff.
+
+        :param node: DUT node.
+        :param uuid: Docker UUID.
+        :type node: dict
+        :type uuid: str
+        :returns: Docker container MergedDir.
+        :rtype: str
+        :raises RuntimeError: If getting output failed.
+        """
+        command = "docker inspect --format='"\
+            "{{{{.GraphDriver.Data.MergedDir}}}}' {uuid}".format(uuid=uuid)
+        message = 'Failed to get directory of {uuid} on host {host}'.\
+            format(uuid=uuid, host=node['host'])
+
+        stdout, _ = exec_cmd_no_error(node, command, sudo=True, message=message)
+        return stdout.strip()
+
     @staticmethod
     def get_huge_page_size(node):
         """Get default size of huge pages in system.