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# Copyright (C) 2019-2020 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 time import sleep
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,
volume_reset)
from glustolibs.gluster.lib_utils import (
append_string_to_file,
list_files)
from glustolibs.gluster.glusterfile import (
file_exists,
remove_file,
check_if_pattern_in_file)
from glustolibs.gluster.glusterfind_ops import (
gfind_create,
gfind_list,
gfind_pre,
gfind_post,
gfind_delete)
@runs_on([["replicated", "distributed-replicated", "dispersed",
"distributed", "distributed-dispersed"],
["glusterfs"]])
class TestGlusterFindModify(GlusterBaseClass):
"""
TestGlusterFindModify contains tests which verifies the
glusterfind functionality with modification of files.
"""
def setUp(self):
"""
setup volume and mount volume
Initiate necessary variables
"""
# calling GlusterBaseClass setUp
self.get_super_method(self, 'setUp')()
# Setup Volume and Mount Volume
g.log.info("Starting to Setup %s", self.volname)
ret = self.setup_volume_and_mount_volume(mounts=self.mounts)
if not ret:
raise ExecutionError("Failed to Setup_Volume %s" % self.volname)
g.log.info("Successful in Setup Volume %s", self.volname)
self.session = "test-session-%s" % self.volname
self.outfiles = [("/tmp/test-outfile-%s-%s.txt"
% (self.volname, i))for i in range(0, 2)]
# Set the changelog rollover-time to 1 second
# This needs to be done in order for glusterfind to keep checking
# for changes in the mount point
option = {'changelog.rollover-time': '1'}
ret = set_volume_options(self.mnode, self.volname, option)
if not ret:
raise ExecutionError("Failed to set the volume option %s for %s"
% (option, self.volname))
g.log.info("Successfully set the volume option for the volume %s",
self.volname)
def tearDown(self):
"""
tearDown for every test
Clean up and unmount the volume
"""
# calling GlusterBaseClass tearDown
self.get_super_method(self, 'tearDown')()
# Delete the glusterfind sessions
ret, _, _ = gfind_delete(self.mnode, self.volname, self.session)
if ret:
raise ExecutionError("Failed to delete session %s" % self.session)
g.log.info("Successfully deleted session %s", self.session)
# Remove the outfiles created during 'glusterfind pre'
for out in self.outfiles:
ret = remove_file(self.mnode, out, force=True)
if not ret:
raise ExecutionError("Failed to remove the outfile %s" % out)
g.log.info("Successfully removed the outfiles")
# Reset the volume
ret, _, _ = volume_reset(self.mnode, self.volname)
if ret:
raise ExecutionError("Failed to reset the volume %s"
% self.volname)
g.log.info("Successfully reset the volume %s", self.volname)
# Cleanup the volume
ret = self.unmount_volume_and_cleanup_volume(mounts=self.mounts)
if not ret:
raise ExecutionError("Failed to Cleanup Volume")
g.log.info("Successful in Cleanup Volume")
def test_gfind_modify(self):
"""
Verifying the glusterfind functionality with deletion of files.
* Create a volume
* Create a session on the volume
* Create various files from mount point
* Perform glusterfind pre
* Perform glusterfind post
* Check the contents of outfile
* Modify the contents of the files from mount point
* Perform glusterfind pre
* Perform glusterfind post
* Check the contents of outfile
Files modified must be listed
"""
# pylint: disable=too-many-statements
# Create a session for the volume
ret, _, _ = gfind_create(self.mnode, self.volname, self.session)
self.assertEqual(ret, 0, ("Unexpected: Creation of a session for the "
"volume %s failed" % self.volname))
g.log.info("Successfully created a session for the volume %s",
self.volname)
# Perform glusterfind list to check if session exists
_, out, _ = gfind_list(self.mnode, volname=self.volname,
sessname=self.session)
self.assertNotEqual(out, "No sessions found.",
"Failed to list the glusterfind session")
g.log.info("Successfully listed the glusterfind session")
# Starting IO on the mounts
cmd = "cd %s ; touch file{1..10}" % self.mounts[0].mountpoint
ret, _, _ = g.run(self.mounts[0].client_system, cmd)
self.assertEqual(ret, 0, "Failed to create files on mountpoint")
g.log.info("Files created successfully on mountpoint")
# Gather the list of files from the mount point
files = list_files(self.mounts[0].client_system,
self.mounts[0].mountpoint)
self.assertIsNotNone(files, "Failed to get the list of files")
g.log.info("Successfully gathered the list of files from mount point")
# Check if the files exist
for filename in files:
ret = file_exists(self.mounts[0].client_system, filename)
self.assertTrue(ret, ("Unexpected: File '%s' does not exist"
% filename))
g.log.info("Successfully validated existence of '%s'", filename)
# Wait for changelog to get updated
sleep(2)
# Perform glusterfind pre for the session
ret, _, _ = gfind_pre(self.mnode, self.volname, self.session,
self.outfiles[0], full=True, noencode=True,
debug=True)
self.assertEqual(ret, 0, ("Failed to perform glusterfind pre"))
g.log.info("Successfully performed glusterfind pre")
# Check if the outfile exists
ret = file_exists(self.mnode, self.outfiles[0])
self.assertTrue(ret, ("Unexpected: File '%s' does not exist"
% self.outfiles[0]))
g.log.info("Successfully validated existence of '%s'",
self.outfiles[0])
# Check if all the files are listed in the outfile
for i in range(1, 11):
ret = check_if_pattern_in_file(self.mnode, "file%s" % i,
self.outfiles[0])
self.assertEqual(ret, 0, ("File 'file%s' not listed in %s"
% (i, self.outfiles[0])))
g.log.info("File 'file%s' listed in %s", i, self.outfiles[0])
# Perform glusterfind post for the session
ret, _, _ = gfind_post(self.mnode, self.volname, self.session)
self.assertEqual(ret, 0, ("Failed to perform glusterfind post"))
g.log.info("Successfully performed glusterfind post")
# Modify the files created from mount point
mod_string = "this is a test string\n"
for filenum in files:
ret = append_string_to_file(self.mounts[0].client_system, filenum,
mod_string)
self.assertTrue(ret, "Failed to append to file '%s'" % filenum)
g.log.info("Successfully modified all the files")
# Check if the files modified exist from mount point
for filenum in files:
ret = check_if_pattern_in_file(self.mounts[0].client_system,
mod_string, filenum)
self.assertEqual(ret, 0, ("Unexpected: File '%s' does not contain"
" the string '%s' after being modified"
% (filenum, mod_string)))
g.log.info("Successfully validated '%s' is modified", filenum)
# Wait for changelog to get updated
sleep(2)
# Perform glusterfind pre for the session
ret, _, _ = gfind_pre(self.mnode, self.volname, self.session,
self.outfiles[1], debug=True)
self.assertEqual(ret, 0, ("Failed to perform glusterfind pre"))
g.log.info("Successfully performed glusterfind pre")
# Check if the outfile exists
ret = file_exists(self.mnode, self.outfiles[1])
self.assertTrue(ret, ("Unexpected: File '%s' does not exist"
% self.outfiles[1]))
g.log.info("Successfully validated existence of outfile '%s'",
self.outfiles[1])
# Check if all the files are listed in the outfile
for num in range(1, 11):
pattern = "MODIFY file%s" % num
ret = check_if_pattern_in_file(self.mnode, pattern,
self.outfiles[1])
self.assertEqual(ret, 0, ("File 'file%s' not listed in '%s'"
% (num, self.outfiles[1])))
g.log.info("File 'file%s' listed in '%s'", num, self.outfiles[1])
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