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# Copyright (C) 2017-2020 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.
"""
Description:
Test Cases in this module related to test self heal
deamon and quota daemon status after reboot.
"""
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.quota_ops import quota_enable, quota_limit_usage
from glustolibs.gluster.volume_ops import get_volume_status
from glustolibs.misc.misc_libs import reboot_nodes_and_wait_to_come_online
from glustolibs.gluster.gluster_init import (is_glusterd_running,
start_glusterd,
wait_for_glusterd_to_start)
from glustolibs.gluster.peer_ops import wait_for_peers_to_connect
@runs_on([['replicated', 'distributed-replicated'], ['glusterfs']])
class TestSelfHealDeamonQuotaDeamonAfterReboot(GlusterBaseClass):
def setUp(self):
self.get_super_method(self, 'setUp')()
# checking for peer status from every node
ret = self.validate_peers_are_connected()
if not ret:
raise ExecutionError("Servers are not in peer probed state")
# Creating Volume
g.log.info("Started creating volume")
ret = self.setup_volume_and_mount_volume(self.mounts)
if not ret:
raise ExecutionError("Volume creation failed: %s" % self.volname)
g.log.info("Volume created successfully : %s", self.volname)
def tearDown(self):
ret = is_glusterd_running(self.servers)
if ret:
ret = start_glusterd(self.servers)
if not ret:
raise ExecutionError("Failed to start glusterd on %s"
% self.servers)
g.log.info("Glusterd started successfully on %s", self.servers)
# checking for peer status from every node
ret = wait_for_peers_to_connect(self.mnode, self.servers)
if not ret:
raise ExecutionError("Peers are not in connected state")
# stopping the volume and Cleaning up the volume
ret = self.unmount_volume_and_cleanup_volume(self.mounts)
if not ret:
raise ExecutionError("Failed to Cleanup the Volume %s"
% self.volname)
g.log.info("Volume deleted successfully %s", self.volname)
def is_daemon_process_running(self):
"""
function for checking daemon process.
"""
vol_status_shd_pid_list = []
vol_status_quotad_pid_list = []
g.log.info("Total self-heal and quota daemon process should be %d for "
"%d nodes", len(self.servers) * 2, len(self.servers))
# Getting vol status in dictonary format
vol_status = get_volume_status(self.mnode, self.volname)
# Getting self-heal daemon and quota daemon pids of every host from
# gluster volume status
for server in self.servers:
vol_status_quotad_pid_list.append(
vol_status[self.volname][server]['Quota Daemon']['pid'])
vol_status_shd_pid_list.append(
vol_status[self.volname][server]['Self-heal Daemon']['pid'])
g.log.info("shd list from get volume status: %s",
vol_status_shd_pid_list)
g.log.info("quotad list from get volume status: %s",
vol_status_quotad_pid_list)
sh_daemon_list = []
quotad_list = []
# Finding and Storing all hosts self heal daemon
# in to sh_daemon_list, all
# host quota daemon into quotad_list list using ps command
for daemon_name, daemon_list in (('glustershd', sh_daemon_list),
('quotad', quotad_list)):
for host in self.servers:
cmd = "ps -eaf |grep %s |grep -v grep | awk '{ print $2 }'" % (
daemon_name)
ret, out, err = g.run(host, cmd)
err_msg = (
"Failed to find '%s' daemon on the '%s' host using "
"'ps -eaf' command.\nret: %s\nout: %s\nerr: %s" % (
daemon_name, host, ret, out, err)
)
self.assertEqual(ret, 0, err_msg)
daemon_list.append(out.strip())
g.log.info("shd list :%s", sh_daemon_list)
g.log.info("quotad list :%s", quotad_list)
# Checking in all hosts quota daemon and self heal daemon is
# running or not
# Here comparing the list of daemons got from ps command and
# list of daemons got from vol status command,
# all daemons should match from both the list
if sorted(sh_daemon_list + quotad_list) == sorted(
vol_status_shd_pid_list + vol_status_quotad_pid_list):
return len(sh_daemon_list + quotad_list) == len(self.servers) * 2
return False
def test_daemons_after_reboot(self):
'''
Creating volume then performing FUSE mount
then enable quota to that volume, then set quota
limit to that volume then perform a reboot and check
the selfheal daemon and quota daemon running or not
after reboot
'''
# Enabling quota to volume
ret, _, _ = quota_enable(self.mnode, self.volname)
self.assertEqual(ret, 0, "Failed to enable quota on volume : "
"%s" % self.volname)
g.log.info("quota enabled successfully on volume: %s", self.volname)
# Setting quota limit to volume
ret, _, _ = quota_limit_usage(
self.mnode,
self.volname,
path='/',
limit='1GB',
soft_limit='')
self.assertEqual(ret, 0, "Quota limit set failed "
"on volume : %s" % self.volname)
ret, _ = reboot_nodes_and_wait_to_come_online(self.servers[1])
self.assertTrue(ret, "Failed to reboot the node %s"
% self.servers[1])
g.log.info("Node %s rebooted successfully", self.servers[1])
# Checking glusterd status and peer status afte reboot of server
self.assertTrue(
wait_for_glusterd_to_start(self.servers[1]),
"Failed to start glusterd on %s" % self.servers[1])
self.assertTrue(
wait_for_peers_to_connect(self.mnode, self.servers),
"some peers are not in connected state")
g.log.info("glusterd is running and all peers are in "
"connected state")
# Checks self heal daemon and quota daemon process running or not
ret = self.is_daemon_process_running()
self.assertTrue(ret, "failed to run self-heal and quota daemon "
"processs on all hosts")
g.log.info("self-heal and quota daemons are running on all "
"hosts successfully")
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