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# Copyright (C) 2019 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 time import sleep
from glusto.core import Glusto as g
from glustolibs.gluster.gluster_base_class import GlusterBaseClass
from glustolibs.gluster.exceptions import ExecutionError
from glustolibs.gluster.gluster_init import (start_glusterd, stop_glusterd,
restart_glusterd)
from glustolibs.gluster.gluster_init import is_glusterd_running
from glustolibs.gluster.glusterfile import (move_file,
find_and_replace_in_file,
check_if_pattern_in_file)
from glustolibs.misc.misc_libs import daemon_reload
class TestVolumeOptionSetWithMaxcharacters(GlusterBaseClass):
def setUp(self):
GlusterBaseClass.setUp.im_func(self)
# check whether peers are in connected state
ret = self.validate_peers_are_connected()
if not ret:
raise ExecutionError("Peers are not in connected state")
g.log.info("Peers are in connected state.")
def tearDown(self):
# Stop glusterd
ret = stop_glusterd(self.mnode)
if not ret:
raise ExecutionError("Failed to stop glusterd on %s"
% self.mnode)
g.log.info("Successfully stopped glusterd.")
# Reverting log level in /usr/lib/systemd/system/glusterd.service
# to INFO
glusterd_file = "/usr/lib/systemd/system/glusterd.service"
ret = find_and_replace_in_file(self.mnode, 'LOG_LEVEL=DEBUG',
'LOG_LEVEL=INFO', glusterd_file)
if not ret:
raise ExecutionError("Changes")
g.log.info("Changes to glusterd.services reverted.")
# Archiving the glusterd log file of test case.
ret = move_file(self.mnode,
'/var/log/glusterfs/glusterd.log',
'/var/log/glusterfs/EnableDebugMode-glusterd.log')
if not ret:
raise ExecutionError("Archiving present log file failed.")
g.log.info("Archiving present log file successful.")
# Reverting back to old glusterd log file.
ret = move_file(self.mnode,
'/var/log/glusterfs/old.log',
'/var/log/glusterfs/glusterd.log')
if not ret:
raise ExecutionError("Reverting glusterd log failed.")
g.log.info("Reverting of glusterd log successful.")
# Daemon should be reloaded as unit file is changed
ret = daemon_reload(self.mnode)
if not ret:
raise ExecutionError("Unable to reload the daemon")
g.log.info("Daemon reloaded successfully")
# Restart glusterd
ret = start_glusterd(self.mnode)
if not ret:
raise ExecutionError("Failed to start glusterd on %s"
% self.mnode)
g.log.info("Successfully restarted glusterd.")
# Checking if glusterd is running on all nodes or not.
count = 0
while count < 60:
ret = is_glusterd_running(self.mnode)
if not ret:
break
sleep(2)
count += 1
if ret:
raise ExecutionError("glusterd is not running on %s"
% self.mnode)
g.log.info("glusterd running with log level INFO.")
# Checking if peers are in connected state or not.
count = 0
while count < 60:
ret = self.validate_peers_are_connected()
if ret:
break
sleep(3)
count += 1
if not ret:
raise ExecutionError("Peers are not in connected state.")
g.log.info("Peers are in connected state.")
GlusterBaseClass.tearDown.im_func(self)
def test_enabling_gluster_debug_mode(self):
# pylint: disable=too-many-statements
"""
Testcase:
1. Stop glusterd.
2. Change log level to DEBUG in
/usr/local/lib/systemd/system/glusterd.service.
3. Remove glusterd log
4. Start glusterd
5. Issue some gluster commands
6. Check for debug messages in glusterd log
"""
# Stop glusterd
ret = stop_glusterd(self.mnode)
self.assertTrue(ret, "Failed to stop glusterd on %s"
% self.mnode)
g.log.info("Successfully stopped glusterd.")
# Change log level in /usr/lib/systemd/system/glusterd.service
# to DEBUG
glusterd_file = "/usr/lib/systemd/system/glusterd.service"
ret = find_and_replace_in_file(self.mnode, 'LOG_LEVEL=INFO',
'LOG_LEVEL=DEBUG', glusterd_file)
self.assertTrue(ret, "Unable to change Log_LEVEL to DEBUG.")
# Archive old glusterd.log file.
ret = move_file(self.mnode,
'/var/log/glusterfs/glusterd.log',
'/var/log/glusterfs/old.log')
self.assertTrue(ret, "Renaming the glusterd log is failed")
g.log.info("Successfully renamed glusterd.log file.")
# Daemon reloading as the unit file of the daemon changed
ret = daemon_reload(self.mnode)
self.assertTrue(ret, "Daemon reloaded successfully")
# Start glusterd
ret = start_glusterd(self.mnode)
self.assertTrue(ret, "Failed to start glusterd on %s"
% self.mnode)
g.log.info('Successfully to started glusterd.')
# Check if glusterd is running or not.
count = 0
while count < 60:
ret = is_glusterd_running(self.mnode)
if ret:
break
sleep(2)
count += 1
self.assertEqual(ret, 0, "glusterd is not running on %s" % self.mnode)
g.log.info('glusterd is running after changing log_level to debug.')
# Instead of executing commands in loop, if glusterd is restarted in
# one of the nodes in the cluster the handshake messages
# will be in debug mode.
ret = restart_glusterd(self.servers[1])
self.assertTrue(ret, "restarted successfully")
count = 0
while count < 60:
ret = is_glusterd_running(self.mnode)
if ret:
break
sleep(2)
count += 1
self.assertEqual(ret, 0, "glusterd is not running on %s" % self.mnode)
g.log.info('glusterd is running after changing log_level to debug.')
# Check glusterd logs for debug messages
glusterd_log_file = "/var/log/glusterfs/glusterd.log"
ret = check_if_pattern_in_file(self.mnode, ' D ',
glusterd_log_file)
self.assertEqual(ret, 0, "Debug messages are not present in log.")
g.log.info("Debug messages are present in log.")
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