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-rw-r--r-- | tests/functional/disperse/test_ec_fops_brickdown.py | 350 |
1 files changed, 350 insertions, 0 deletions
diff --git a/tests/functional/disperse/test_ec_fops_brickdown.py b/tests/functional/disperse/test_ec_fops_brickdown.py new file mode 100644 index 000000000..111523253 --- /dev/null +++ b/tests/functional/disperse/test_ec_fops_brickdown.py @@ -0,0 +1,350 @@ +# 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. + +""" +Test Description: + Tests File Operations on an EC volume when redundant bricks are + brought down +""" +from glusto.core import Glusto as g +from glustolibs.gluster.gluster_base_class import (GlusterBaseClass, runs_on) +from glustolibs.gluster.exceptions import ExecutionError +from glustolibs.misc.misc_libs import upload_scripts +from glustolibs.io.utils import (validate_io_procs) +from glustolibs.gluster.brick_libs import ( + get_all_bricks, bring_bricks_offline, + bring_bricks_online, + wait_for_bricks_to_be_online, + get_offline_bricks_list) +from glustolibs.gluster.heal_libs import (monitor_heal_completion) +from glustolibs.gluster.glusterfile import (file_exists) + + +@runs_on([['dispersed', 'distributed-dispersed'], + ['glusterfs']]) +class TestFopsBrickdown(GlusterBaseClass): + + @classmethod + def setUpClass(cls): + # Calling GlusterBaseClass setUpClass + GlusterBaseClass.setUpClass.im_func(cls) + + # Upload io scripts for running IO on mounts + g.log.info("Upload io scripts to clients %s for running IO on mounts", + cls.clients) + cls.script_upload_path = ("/usr/share/glustolibs/io/scripts/" + "file_dir_ops.py") + ret = upload_scripts(cls.clients, [cls.script_upload_path]) + if not ret: + raise ExecutionError("Failed to upload IO scripts to clients %s" + % cls.clients) + g.log.info("Successfully uploaded IO scripts to clients %s", + cls.clients) + + def setUp(self): + # Calling GlusterBaseClass setUp + GlusterBaseClass.setUp.im_func(self) + + # Setup Volume and Mount Volume + g.log.info("Starting to Setup Volume and Mount Volume") + ret = self.setup_volume_and_mount_volume(mounts=self.mounts, + volume_create_force=False) + if not ret: + raise ExecutionError("Failed to Setup_Volume and Mount_Volume") + g.log.info("Successful in Setup Volume and Mount Volume") + + def tearDown(self): + """ + If test method failed before validating IO, tearDown waits for the + IO's to complete and checks for the IO exit status + + Cleanup and umount volume + """ + # Cleanup and umount volume + g.log.info("Starting to Unmount Volume and Cleanup Volume") + ret = self.unmount_volume_and_cleanup_volume(mounts=self.mounts) + if not ret: + raise ExecutionError("Failed to umount the vol & cleanup Volume") + g.log.info("Successful in umounting the volume and Cleanup") + + # Calling GlusterBaseClass teardown + GlusterBaseClass.tearDown.im_func(self) + + def test_fops_ec_brickdown(self): + # pylint: disable=too-many-branches,too-many-statements,too-many-locals + """ + - 1.Start resource consumption tool + - 2.Create directory dir1 + - 3.Create 5 dir and 5 files in each dir in directory 1 + - 4.Rename all file inside dir1 + - 5.Truncate at any dir in mountpoint inside dir1 + - 6.Create softlink and hardlink of files in mountpoint + - 7.chmod, chown, chgrp inside dir1 + - 8.Create tiny, small, medium nd large file + - 9.Creating files on client side for dir1 + - 10.Brick redundant bricks down + - 11.Validating IO's and waiting to complete + - 12.Creating dir2 + - 13.Creating files on client side for dir2 + - 14.Bring bricks online + - 15.Wait for brick to come online + - 16.Check if bricks are online + - 17.Monitor heal completion + - 18.Validating IO's and waiting to complete + """ + + # Starting resource consumption using top + log_file_mem_monitor = '/var/log/glusterfs/mem_usage.log' + cmd = ('for i in {1..100};do top -n 1 -b|egrep \ + "RES|gluster" & free -h 2>&1 >> %s ; \ + sleep 10;done' % (log_file_mem_monitor)) + g.log.info(cmd) + for server in self.servers: + g.run_async(server, cmd) + bricks_list = [] + + # get the bricks from the volume + g.log.info("Fetching bricks for the volume : %s", self.volname) + bricks_list = get_all_bricks(self.mnode, self.volname) + self.assertIsNotNone(bricks_list, "Brick list is empty") + g.log.info("Brick List : %s", bricks_list) + + # Creating dir1 + cmd = ('mkdir %s/dir1' % self.mounts[0].mountpoint) + ret, _, _ = g.run(self.mounts[0].client_system, cmd) + self.assertEqual(ret, 0, "Failed to create dir1") + g.log.info("dir1 created successfully for %s", self.mounts[0]) + + # Create 5 dir and 5 files in each dir at mountpoint on dir1 + start, end = 1, 5 + for mount_obj in self.mounts: + # Number of dir and files to be created. + dir_range = ("%s..%s" % (str(start), str(end))) + file_range = ("%s..%s" % (str(start), str(end))) + # Create dir 1-5 at mountpoint. + cmd = ('mkdir %s/dir1/dir{%s};' % + (mount_obj.mountpoint, dir_range)) + ret, _, _ = g.run(mount_obj.client_system, cmd) + self.assertFalse(ret, "Directory creation failed") + g.log.info("Directory created successfull") + + # Create files inside each dir. + cmd = ('touch %s/dir1/dir{%s}/file{%s};' + % (mount_obj.mountpoint, dir_range, file_range)) + ret, _, _ = g.run(mount_obj.client_system, cmd) + self.assertFalse(ret, "File creation failed") + g.log.info("File created successfull") + + # Increment counter so that at next client dir and files are made + # with diff offset. Like at next client dir will be named + # dir6, dir7...dir10. Same with files. + start += 5 + end += 5 + + # Rename all files inside dir1 at mountpoint on dir1 + cmd = ('cd %s/dir1/dir1/; ' + 'for FILENAME in *;' + 'do mv $FILENAME Unix_$FILENAME; ' + 'done;' + % self.mounts[0].mountpoint) + ret, _, _ = g.run(self.mounts[0].client_system, cmd) + self.assertEqual(ret, 0, "Failed to rename file on" + "client") + g.log.info("Successfully renamed file on client") + + # Truncate at any dir in mountpoint inside dir1 + # start is an offset to be added to dirname to act on + # diff files at diff clients. + start = 1 + for mount_obj in self.mounts: + cmd = ('cd %s/dir1/dir%s/; ' + 'for FILENAME in *;' + 'do echo > $FILENAME; ' + 'done;' + % (mount_obj.mountpoint, str(start))) + ret, _, _ = g.run(mount_obj.client_system, cmd) + self.assertFalse(ret, "Truncate failed") + g.log.info("Truncate of files successfull") + + # Create softlink and hardlink of files in mountpoint. Start is an + # offset to be added to dirname to act on diff files at diff clients. + start = 1 + for mount_obj in self.mounts: + cmd = ('cd %s/dir1/dir%s; ' + 'for FILENAME in *; ' + 'do ln -s $FILENAME softlink_$FILENAME; ' + 'done;' + % (mount_obj.mountpoint, str(start))) + ret, _, _ = g.run(mount_obj.client_system, cmd) + self.assertFalse(ret, "Creating Softlinks have failed") + g.log.info("Softlink of files have been changed successfully") + + cmd = ('cd %s/dir1/dir%s; ' + 'for FILENAME in *; ' + 'do ln $FILENAME hardlink_$FILENAME; ' + 'done;' + % (mount_obj.mountpoint, str(start + 1))) + ret, _, _ = g.run(mount_obj.client_system, cmd) + self.assertFalse(ret, "Creating Hardlinks have failed") + g.log.info("Hardlink of files have been changed successfully") + start += 5 + + # chmod, chown, chgrp inside dir1 + # start and end used as offset to access diff files + # at diff clients. + start, end = 2, 5 + for mount_obj in self.mounts: + dir_file_range = '%s..%s' % (str(start), str(end)) + cmd = ('chmod 777 %s/dir1/dir{%s}/file{%s}' + % (mount_obj.mountpoint, dir_file_range, dir_file_range)) + ret, _, _ = g.run(mount_obj.client_system, cmd) + self.assertFalse(ret, "Changing mode of files has failed") + g.log.info("Mode of files have been changed successfully") + + cmd = ('chown root %s/dir1/dir{%s}/file{%s}' + % (mount_obj.mountpoint, dir_file_range, dir_file_range)) + ret, _, _ = g.run(mount_obj.client_system, cmd) + self.assertFalse(ret, "Changing owner of files has failed") + g.log.info("Owner of files have been changed successfully") + + cmd = ('chgrp root %s/dir1/dir{%s}/file{%s}' + % (mount_obj.mountpoint, dir_file_range, dir_file_range)) + ret, _, _ = g.run(mount_obj.client_system, cmd) + self.assertFalse(ret, "Changing group of files has failed") + g.log.info("Group of files have been changed successfully") + start += 5 + end += 5 + + # Create tiny, small, medium nd large file + # at mountpoint. Offset to differ filenames + # at diff clients. + offset = 1 + for mount_obj in self.mounts: + cmd = 'fallocate -l 100 tiny_file%s.txt' % str(offset) + ret, _, _ = g.run(mount_obj.client_system, cmd) + self.assertFalse(ret, "Fallocate for tiny files failed") + g.log.info("Fallocate for tiny files successfully") + + cmd = 'fallocate -l 20M small_file%s.txt' % str(offset) + ret, _, _ = g.run(mount_obj.client_system, cmd) + self.assertFalse(ret, "Fallocate for small files failed") + g.log.info("Fallocate for small files successfully") + + cmd = 'fallocate -l 200M medium_file%s.txt' % str(offset) + ret, _, _ = g.run(mount_obj.client_system, cmd) + self.assertFalse(ret, "Fallocate for medium files failed") + g.log.info("Fallocate for medium files successfully") + + cmd = 'fallocate -l 1G large_file%s.txt' % str(offset) + ret, _, _ = g.run(mount_obj.client_system, cmd) + self.assertFalse(ret, "Fallocate for large files failed") + g.log.info("Fallocate for large files successfully") + offset += 1 + + # Creating files on client side for dir1 + # Write IO + all_mounts_procs = [] + count = 1 + for mount_obj in self.mounts: + g.log.info("Starting IO on %s:%s", mount_obj.client_system, + mount_obj.mountpoint) + cmd = ("python %s create_deep_dirs_with_files " + "--dirname-start-num %d " + "--dir-depth 2 " + "--dir-length 10 " + "--max-num-of-dirs 5 " + "--num-of-files 5 %s/dir1" % (self.script_upload_path, + count, + mount_obj.mountpoint)) + proc = g.run_async(mount_obj.client_system, cmd, + user=mount_obj.user) + all_mounts_procs.append(proc) + count = count + 10 + + # Bring down other bricks to max redundancy + # Bringing bricks offline + ret = bring_bricks_offline(self.volname, + bricks_list[2:4]) + self.assertTrue(ret, 'Bricks not offline') + g.log.info('Bricks are offline successfully') + + # Validating IO's and waiting to complete + g.log.info("Validating IO's") + ret = validate_io_procs(all_mounts_procs, self.mounts) + self.assertTrue(ret, "IO failed on some of the clients") + g.log.info("Successfully validated all io's") + + # Creating dir2 + cmd = ('mkdir %s/dir2' % self.mounts[0].mountpoint) + ret, _, _ = g.run(self.mounts[0].client_system, cmd) + self.assertEqual(ret, 0, "Failed to create dir2 ") + g.log.info("dir2 created successfully for %s", self.mounts[0]) + + # Creating files on client side for dir2 + # Write IO + all_mounts_procs = [] + count = 1 + for mount_obj in self.mounts: + g.log.info("Starting IO on %s:%s", mount_obj.client_system, + mount_obj.mountpoint) + cmd = ("python %s create_deep_dirs_with_files " + "--dirname-start-num %d " + "--dir-depth 2 " + "--dir-length 10 " + "--max-num-of-dirs 5 " + "--num-of-files 5 %s/dir2" % (self.script_upload_path, + count, + mount_obj.mountpoint)) + proc = g.run_async(mount_obj.client_system, cmd, + user=mount_obj.user) + all_mounts_procs.append(proc) + count = count + 10 + + # Bring bricks online + list_of_bricks_to_bring_online = bricks_list[2:4] + ret = bring_bricks_online(self.mnode, self.volname, + list_of_bricks_to_bring_online) + self.assertTrue(ret, 'Bricks not brought online') + g.log.info('Bricks are online successfully') + + # Wait for brick to come online + g.log.info("Waiting for brick to come online") + ret = wait_for_bricks_to_be_online(self.mnode, self.volname) + self.assertTrue(ret, "Bricks are not online") + g.log.info("EXPECTED : Bricks are online") + + # Check if bricks are online + ret = get_offline_bricks_list(self.mnode, self.volname) + self.assertListEqual(ret, [], 'All bricks are not online') + g.log.info('All bricks are online') + + # Monitor heal completion + ret = monitor_heal_completion(self.mnode, self.volname) + self.assertTrue(ret, 'Heal has not yet completed') + g.log.info('Heal has completed successfully') + + # Validating IO's and waiting to complete + g.log.info("Validating IO's") + ret = validate_io_procs(all_mounts_procs, self.mounts) + self.assertTrue(ret, "IO failed on some of the clients") + g.log.info("Successfully validated all io's") + + # Check file exist for memory log + g.log.info("Validating log exists") + ret = file_exists(self.mnode, + '/var/log/glusterfs/mem_usage.log') + self.assertTrue(ret, "Memory log file does not exist") + g.log.info("Memory log file exists") |