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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.
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 (volume_stop,
volume_start,
get_gluster_state)
from glustolibs.gluster.brick_libs import (get_offline_bricks_list,
bring_bricks_online,
get_online_bricks_list,
bring_bricks_offline)
@runs_on([['distributed-dispersed', 'replicated', 'arbiter',
'distributed-replicated', 'distributed', 'dispersed',
'distributed-arbiter'],
['glusterfs']])
class TestGetStateBrickStatus(GlusterBaseClass):
def setUp(self):
self.get_super_method(self, 'setUp')()
ret = self.setup_volume_and_mount_volume(mounts=self.mounts)
if not ret:
raise ExecutionError("Failed to Setup_Volume and Mount_Volume")
g.log.info("Successful in Setup Volume and Mount Volume")
def test_validate_get_state(self):
"""
TestCase:
1. Execute "gluster get-state" say on N1(Node1)
2. Start one by one volume and check brick status in get-state output
3. Make sure there are multiple glusterfsd on one node say N1
Kill one glusterfsd (kill -9 <piod>) and check
4. Execute "gluster get-state" on N1
"""
# Stop Volume
ret, _, _ = volume_stop(self.mnode, self.volname, force=True)
self.assertEqual(ret, 0, ("Failed to stop the volume "
"%s", self.volname))
# Execute 'gluster get-state' on mnode
get_state_data = get_gluster_state(self.mnode)
self.assertIsNotNone(get_state_data, "Getting gluster state failed.")
# Getting Brick 1 Status - It should be in Stopped State
brick_status = (get_state_data['Volumes']
['volume1.brick1.status'].strip())
self.assertEqual(brick_status, "Stopped",
"The brick is not in Stopped State")
# Start the volume and check the status of brick again
ret, _, _ = volume_start(self.mnode, self.volname, force=True)
self.assertFalse(ret, 'Failed to start volume %s with "force" option'
% self.volname)
# Execute 'gluster get-state' on mnode
get_state_data = get_gluster_state(self.mnode)
self.assertIsNotNone(get_state_data, "Getting gluster state failed.")
# Getting Brick 1 Status - It should be in Started State
brick_status = (get_state_data['Volumes']
['volume1.brick1.status'].strip())
self.assertEqual(brick_status, "Started",
"The brick is not in Started State")
# Bringing the brick offline
vol_bricks = get_online_bricks_list(self.mnode, self.volname)
ret = bring_bricks_offline(self.volname, vol_bricks[0])
self.assertTrue(ret, 'Failed to bring brick %s offline' %
vol_bricks[0])
# Execute 'gluster get-state' on mnode
get_state_data = get_gluster_state(self.mnode)
self.assertIsNotNone(get_state_data, "Getting gluster state failed.")
# Getting Brick 1 Status - It should be in Stopped State
brick_status = (get_state_data['Volumes']
['volume1.brick1.status'].strip())
self.assertEqual(brick_status, "Stopped",
"The brick is not in Stopped State")
g.log.info("Brick 1 is in Stopped state as expected.")
# Checking the server 2 for the status of Brick.
# It should be 'Started' state
node2 = self.servers[1]
get_state_data = get_gluster_state(node2)
self.assertIsNotNone(get_state_data, "Getting gluster state failed.")
# Getting Brick 2 Status - It should be in Started State
brick_status = (get_state_data['Volumes']
['volume1.brick2.status'].strip())
self.assertEqual(brick_status, "Started",
"The brick is not in Started State")
g.log.info("Brick2 is in started state.")
# Bringing back the offline brick
offline_brick = get_offline_bricks_list(self.mnode, self.volname)
ret = bring_bricks_online(self.mnode, self.volname,
offline_brick)
self.assertTrue(ret, 'Failed to bring brick %s online' %
offline_brick)
def tearDown(self):
# stopping the volume
ret = self.unmount_volume_and_cleanup_volume(mounts=self.mounts)
if not ret:
raise ExecutionError("Failed to Unmount Volume & Cleanup Volume")
g.log.info("Successful in Unmount Volume and Cleanup Volume")
# calling GlusterBaseClass tearDownClass
self.get_super_method(self, 'tearDown')()
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