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# Copyright (C) 2020 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.
"""
Test Description:
Tests to check the 'options' file is updated with quorum changes
"""
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 set_volume_options
@runs_on([['distributed', 'replicated', 'distributed-replicated',
'dispersed', 'distributed-dispersed',
'arbiter', 'distributed-arbiter'], ['glusterfs']])
class TestUpdatesInOptionsFileOnQuorumChanges(GlusterBaseClass):
def setUp(self):
# calling GlusterBaseClass setUp
self.get_super_method(self, 'setUp')()
# Setting up Volume
ret = self.setup_volume()
if not ret:
raise ExecutionError("Volume creation/start failed: %s"
% self.volname)
g.log.info("Volme createdand started successfully : %s",
self.volname)
def tearDown(self):
# stopping the volume and Cleaning up the volume
ret = self.cleanup_volume()
if not ret:
raise ExecutionError("Failed Cleanup the Volume %s" % self.volname)
g.log.info("Volume deleted successfully : %s", self.volname)
# Calling GlusterBaseClass tearDown
self.get_super_method(self, 'tearDown')()
def test_updates_in_options_file_on_quorum_changes(self):
"""
Test Case:
1. Create and start a volume
2. Check the output of '/var/lib/glusterd/options' file
3. Store the value of 'global-option-version'
4. Set server-quorum-ratio to 70%
5. Check the output of '/var/lib/glusterd/options' file
6. Compare the value of 'global-option-version' and check
if the value of 'server-quorum-ratio' is set to 70%
"""
# Checking 'options' file for quorum related entries
cmd = "cat /var/lib/glusterd/options | grep global-option-version"
ret, out, _ = g.run(self.mnode, cmd)
previous_global_option_version = out.split('=')
# Setting Quorum ratio in percentage
self.quorum_perecent = {'cluster.server-quorum-ratio': '70%'}
ret = set_volume_options(self.mnode, 'all', self.quorum_perecent)
self.assertTrue(ret, "Failed to set cluster.server-quorum-ratio"
" option on volumes")
g.log.info("Successfully set cluster.server-quorum-ratio on cluster")
# Checking 'options' file for quorum related entries
cmd = "cat /var/lib/glusterd/options | grep global-option-version"
ret, out, _ = g.run(self.mnode, cmd)
new_global_option_version = out.split('=')
self.assertEqual(int(previous_global_option_version[1]) + 1,
int(new_global_option_version[1]),
"Failed:The global-option-version didn't change on a"
" volume set operation")
g.log.info("The global-option-version was successfully updated in the"
" options file")
cmd = "cat /var/lib/glusterd/options | grep server-quorum-ratio"
ret, out, _ = g.run(self.mnode, cmd)
out = out.split("%")
self.assertEqual(out[0], "cluster.server-quorum-ratio=70",
"Server-quorum-ratio is not updated in options file")
g.log.info("The cluster.server-quorum-ratio was successfully set"
" to 70 in the options file")
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