1 files changed, 129 insertions, 0 deletions
diff --git a/tests/functional/glusterd/test_op_version.py b/tests/functional/glusterd/test_op_version.py
new file mode 100644
index 000000000..0b0cf5b7f
--- /dev/null
+++ b/tests/functional/glusterd/test_op_version.py
@@ -0,0 +1,129 @@
+#  Copyright (C) 2018  Red Hat, Inc. <http://www.redhat.com>
+#
+#  This program is free software; you can redistribute it and/or modify
+#  it under the terms of the GNU General Public License as published by
+#  the Free Software Foundation; either version 2 of the License, or
+#  any later version.
+#
+#  This program is distributed in the hope that it will be useful,
+#  but WITHOUT ANY WARRANTY; without even the implied warranty of
+#  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+#  GNU General Public License for more details.
+#
+#  You should have received a copy of the GNU General Public License along
+#  with this program; if not, write to the Free Software Foundation, Inc.,
+#  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+
+""" Description:
+      Test for setting up the max supported op-version and
+      verifying  version number in info file
+"""
+
+from glusto.core import Glusto as g
+from glustolibs.gluster.exceptions import ExecutionError
+from glustolibs.gluster.gluster_base_class import GlusterBaseClass, runs_on
+from glustolibs.gluster.volume_ops import (get_volume_options,
+                                           set_volume_options)
+
+
+@runs_on([['distributed-replicated'], ['glusterfs']])
+class TestMaxSupportedOpVersion(GlusterBaseClass):
+
+    def setUp(self):
+        """
+        setUp method for every test
+        """
+        # calling GlusterBaseClass setUp
+        GlusterBaseClass.setUp.im_func(self)
+
+        # Creating Volume
+        g.log.info("Started creating volume")
+        ret = self.setup_volume()
+        if not ret:
+            raise ExecutionError("Volume creation failed: %s" % self.volname)
+
+    def tearDown(self):
+        """
+        tearDown for every test
+        """
+        # stopping the volume and Cleaning up the volume
+        ret = self.cleanup_volume()
+        if not ret:
+            raise ExecutionError("Failed Cleanup the Volume %s" % self.volname)
+
+        # Calling GlusterBaseClass tearDown
+        GlusterBaseClass.tearDown.im_func(self)
+
+    def test_op_version(self):
+        '''
+        -> Create Volume
+        -> Get the current op-version
+        -> Get the max supported op-version
+        -> Verify vol info file exists or not in all servers
+        -> Get the version number from vol info file
+        -> If current op-version is less than max-op-version
+        set the current op-version to max-op-version
+        -> After vol set operation verify that version number
+        increased by one or not in vol info file
+        -> verify that current-op-version and max-op-version same or not.
+        '''
+
+        # Getting current op-version
+        vol_dict = get_volume_options(self.mnode, 'all',
+                                      'cluster.op-version')
+        current_op_version = int(vol_dict['cluster.op-version'])
+
+        # Getting Max op-verison
+        all_dict = get_volume_options(self.mnode, 'all')
+        max_op_version = int(all_dict['cluster.max-op-version'])
+
+        # File_path: path for vol info file
+        # Checking vol file exist in all servers or not
+        file_path = '/var/lib/glusterd/vols/' + self.volname + '/info'
+        for server in self.servers:
+            conn = g.rpyc_get_connection(server)
+            ret = conn.modules.os.path.isfile(file_path)
+            self.assertTrue(ret, "Vol file not found in server %s" % server)
+            g.log.info("vol file found in server %s", server)
+        g.rpyc_close_deployed_servers()
+
+        # Getting version number from vol info file
+        # cmd: grepping  version from vol info file
+        ret, out, _ = g.run(self.mnode,
+                            ' '.join(['grep', "'^version'", file_path]))
+        version_list = out.split('=')
+        version_no = int(version_list[1]) + 1
+
+        # Comparing current op-version and max op-version
+        if current_op_version < max_op_version:
+
+            # Set max-op-version
+            ret = set_volume_options(self.mnode, 'all',
+                                     {'cluster.op-version': max_op_version})
+            self.assertTrue(ret, "Failed to set max op-version for cluster")
+            g.log.info("Setting up max-op-version is successful for cluster")
+
+            # Grepping version number from vol info file after
+            # vol set operation
+            ret, out, _ = g.run(self.mnode,
+                                ' '.join(['grep', "'^version'", file_path]))
+            version_list = out.split('=')
+            after_version_no = int(version_list[1])
+
+            # Comparing version number before and after vol set operations
+            self.assertEqual(version_no, after_version_no,
+                             "After volume set operation version "
+                             "number not increased by one")
+            g.log.info("After volume set operation version number "
+                       "increased by one")
+
+            # Getting current op-version
+            vol_dict = get_volume_options(self.mnode, 'all',
+                                          'cluster.op-version')
+            current_op_version = int(vol_dict['cluster.op-version'])
+
+        # Checking current-op-version and max-op-version equal or not
+        self.assertEqual(current_op_version, max_op_version,
+                         "Current op-version and max op-version "
+                         "are not same")
+        g.log.info("current-op-version and max-op-version of cluster are same")