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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 random import choice
from glusto.core import Glusto as g
from glustolibs.gluster.gluster_base_class import GlusterBaseClass
from glustolibs.gluster.peer_ops import (peer_probe, peer_detach,
peer_probe_servers,
nodes_from_pool_list)
from glustolibs.gluster.lib_utils import is_core_file_created
from glustolibs.gluster.exceptions import ExecutionError
class TestPeerProbeWithFirewallNotOpened(GlusterBaseClass):
def setUp(self):
# Performing peer detach
for server in self.servers[1:]:
ret, _, _ = peer_detach(self.mnode, server)
if ret:
raise ExecutionError("Peer detach failed")
g.log.info("Peer detach SUCCESSFUL.")
self.get_super_method(self, 'setUp')()
self.node_to_probe = choice(self.servers[1:])
def tearDown(self):
# Add the removed services in firewall
for service in ('glusterfs', 'rpc-bind'):
for option in ("", " --permanent"):
cmd = ("firewall-cmd --zone=public --add-service={}{}"
.format(service, option))
ret, _, _ = g.run(self.node_to_probe, cmd)
if ret:
raise ExecutionError("Failed to add firewall service %s "
"on %s" % (service,
self.node_to_probe))
# Detach servers from cluster
pool = nodes_from_pool_list(self.mnode)
self.assertIsNotNone(pool, "Failed to get pool list")
for node in pool:
if not peer_detach(self.mnode, node):
raise ExecutionError("Failed to detach %s from %s"
% (node, self.mnode))
# Create a cluster
if not peer_probe_servers(self.mnode, self.servers):
raise ExecutionError("Failed to probe peer "
"servers %s" % self.servers)
g.log.info("Peer probe success for detached "
"servers %s", self.servers)
self.get_super_method(self, 'tearDown')()
def _remove_firewall_service(self):
""" Remove glusterfs and rpc-bind services from firewall"""
for service in ['glusterfs', 'rpc-bind']:
for option in ("", " --permanent"):
cmd = ("firewall-cmd --zone=public --remove-service={}{}"
.format(service, option))
ret, _, _ = g.run(self.node_to_probe, cmd)
self.assertEqual(ret, 0, ("Failed to bring down service {} on"
" node {}"
.format(service,
self.node_to_probe)))
g.log.info("Successfully removed glusterfs and rpc-bind services")
def _get_test_specific_glusterd_log(self, node):
"""Gets the test specific glusterd log"""
# Extract the test specific cmds from cmd_hostory
start_msg = "Starting Test : %s : %s" % (self.id(),
self.glustotest_run_id)
end_msg = "Ending Test: %s : %s" % (self.id(),
self.glustotest_run_id)
glusterd_log = "/var/log/glusterfs/glusterd.log"
cmd = ("awk '/{}/ {{p=1}}; p; /{}/ {{p=0}}' {}"
.format(start_msg, end_msg, glusterd_log))
ret, test_specific_glusterd_log, err = g.run(node, cmd)
self.assertEqual(ret, 0, "Failed to extract glusterd log specific"
" to the current test case. "
"Error : %s" % err)
return test_specific_glusterd_log
def test_verify_peer_probe_with_firewall_ports_not_opened(self):
"""
Test Steps:
1. Open glusterd port only in Node1 using firewall-cmd command
2. Perform peer probe to Node2 from Node 1
3. Verify glusterd.log for Errors
4. Check for core files created
"""
ret, test_timestamp, _ = g.run_local('date +%s')
test_timestamp = test_timestamp.strip()
# Remove firewall service on the node to probe to
self._remove_firewall_service()
# Try peer probe from mnode to node
ret, _, err = peer_probe(self.mnode, self.node_to_probe)
self.assertEqual(ret, 1, ("Unexpected behavior: Peer probe should"
" fail when the firewall services are "
"down but returned success"))
expected_err = ('peer probe: failed: Probe returned with '
'Transport endpoint is not connected\n')
self.assertEqual(err, expected_err,
"Expected error {}, but returned {}"
.format(expected_err, err))
msg = ("Peer probe of {} from {} failed as expected "
.format(self.mnode, self.node_to_probe))
g.log.info(msg)
# Verify there are no glusterd crashes
status = True
glusterd_logs = (self._get_test_specific_glusterd_log(self.mnode)
.split("\n"))
for line in glusterd_logs:
if ' E ' in line:
status = False
g.log.info("Error found: ' %s '", line)
self.assertTrue(status, "Glusterd crash found")
# Verify no core files are created
ret = is_core_file_created(self.servers, test_timestamp)
self.assertTrue(ret, "Unexpected crash found.")
g.log.info("No core file found as expected")
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