From 6ffc41fa15c782b13529474be7314630f8f0f09d Mon Sep 17 00:00:00 2001 From: ubansal Date: Tue, 2 Apr 2019 12:06:22 +0530 Subject: This TC is to check for File operations in an EC volume Change-Id: Ib1aff1c1bf843dddac5862e55a049d7b47603049 Signed-off-by: ubansal --- tests/functional/disperse/test_ec_fops.py | 337 ++++++++++++++++++++++++++++++ 1 file changed, 337 insertions(+) create mode 100644 tests/functional/disperse/test_ec_fops.py (limited to 'tests') diff --git a/tests/functional/disperse/test_ec_fops.py b/tests/functional/disperse/test_ec_fops.py new file mode 100644 index 000000000..98d90dd03 --- /dev/null +++ b/tests/functional/disperse/test_ec_fops.py @@ -0,0 +1,337 @@ +# Copyright (C) 2019 Red Hat, Inc. +# +# 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 a healthy EC volume +""" +from os import getcwd +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 (collect_mounts_arequal, + validate_io_procs) +from glustolibs.gluster.brick_libs import ( + get_all_bricks, bring_bricks_offline) + + +@runs_on([['dispersed', 'distributed-dispersed'], + ['glusterfs']]) +class TestFops(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) + script_local_path = ("/usr/share/glustolibs/io/scripts/" + "file_dir_ops.py") + cls.script_upload_path = ("/usr/share/glustolibs/io/scripts/" + "file_dir_ops.py") + ret = upload_scripts(cls.clients, [script_local_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) + + self.all_mounts_procs = [] + self.io_validation_complete = False + + # 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_volume(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.Delete op for deleting all file in one of the dirs + - 8.chmod, chown, chgrp inside dir1 + - 9.Create tiny, small, medium nd large file + - 10.Creating files on client side for dir1 + - 11.Validating IO's and waiting to complete + - 12.Get areequal before killing the brick + - 13.Killing 1st brick manually + - 14.Get areequal after killing 1st brick + - 15.Killing 2nd brick manually + - 16.Get areequal after killing 2nd brick + - 17.Getting arequal and comparing the arequals + - 18.Deleting dir1 + """ + + # Starting resource consumption using top + log_file_mem_monitor = getcwd() + '/mem_usage.log' + cmd = 'for i in {1..100};do top -n 1 -b|egrep \ + "RES|gluster" & free -h 2>&1 >> ' + \ + log_file_mem_monitor + ' ;sleep 10;done' + g.log.info(cmd) + for mount_obj in self.mounts: + g.run_async(mount_obj.client_system, 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) + 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 directory1") + g.log.info("Directory 1 created successfully for %s", self.mounts[0]) + + # Create 5 dir and 5 files in each dir at mountpoint on dir1 + start = 1 + end = 5 + for mount_obj in self.mounts: + # Number of dir and files to be created. + dir_range = str(start) + ".." + str(end) + file_range = str(start) + ".." + str(end) + # Create dir 1-5 at mountpoint. + cmd = ('mkdir %s/dir1/dir{%s};' % + (mount_obj.mountpoint, dir_range)) + g.run(mount_obj.client_system, cmd) + + # Create files inside each dir. + cmd = ('touch %s/dir1/dir{%s}/file{%s};' + % (mount_obj.mountpoint, dir_range, file_range)) + g.run(mount_obj.client_system, cmd) + + # 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 + clients = [] + for mount_obj in self.mounts: + clients.append(mount_obj.client_system) + cmd = ('cd %s/dir1/dir1/; ' + 'for FILENAME in *;' + 'do mv $FILENAME Unix_$FILENAME; ' + 'done;' + % mount_obj.mountpoint) + g.run_parallel(clients, cmd) + + # 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))) + g.run(mount_obj.client_system, cmd) + + # 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))) + g.run(mount_obj.client_system, cmd) + cmd = ('cd %s/dir1/dir%s; ' + 'for FILENAME in *; ' + 'do ln $FILENAME hardlink_$FILENAME; ' + 'done;' + % (mount_obj.mountpoint, str(start + 1))) + g.run(mount_obj.client_system, cmd) + start += 5 + + # chmod, chown, chgrp inside dir1 + # start and end used as offset to access diff files + # at diff clients. + start = 2 + end = 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)) + g.run(mount_obj.client_system, cmd) + + cmd = ('chown root %s/dir1/dir{%s}/file{%s}' + % (mount_obj.mountpoint, dir_file_range, dir_file_range)) + g.run(mount_obj.client_system, cmd) + + cmd = ('chgrp root %s/dir1/dir{%s}/file{%s}' + % (mount_obj.mountpoint, dir_file_range, dir_file_range)) + g.run(mount_obj.client_system, cmd) + + 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) + g.run(mount_obj.client_system, cmd) + cmd = 'fallocate -l 20M small_file%s.txt' % str(offset) + g.run(mount_obj.client_system, cmd) + cmd = 'fallocate -l 200M medium_file%s.txt' % str(offset) + g.run(mount_obj.client_system, cmd) + cmd = 'fallocate -l 1G large_file%s.txt' % str(offset) + g.run(mount_obj.client_system, cmd) + offset += 1 + + # Creating 2TB file if volume is greater + # than equal to 3TB + list1 = [] + command = ("df %s" % mount_obj.mountpoint) + rcode, rout, rerr = g.run(mount_obj.client_system[0], command) + if rcode == 0: + list1 = rout.split("\n")[1].split() + avail = list1[3] + if int(avail) >= 3000000000: + cmd = 'fallocate -l 2TB tiny_file_large.txt' + g.run(mount_obj.client_system[0], cmd) + g.log.error("Get mountpoint failed: %s", rerr) + + # 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" % (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 + + # 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") + + # Get areequal before killing the brick + g.log.info('Getting areequal before killing of brick...') + ret, result_before_killing_brick = ( + collect_mounts_arequal(self.mounts[0])) + self.assertTrue(ret, 'Failed to get arequal') + g.log.info('Getting areequal before killing of brick ' + 'is successful') + + # Kill 1st brick manually + ret = bring_bricks_offline(self.volname, + [bricks_list[1]]) + self.assertTrue(ret, 'Brick not offline') + g.log.info('Brick is offline successfully') + + # Get areequal after killing 1st brick + g.log.info('Getting areequal after killing of brick...') + ret, result_after_killing_brick = ( + collect_mounts_arequal(self.mounts[0])) + self.assertTrue(ret, 'Failed to get arequal') + g.log.info('Getting areequal before killing of brick ' + 'is successful') + + # Kill 2nd brick manually + ret = bring_bricks_offline(self.volname, + [bricks_list[3]]) + self.assertTrue(ret, 'Brick not offline') + g.log.info('Brick is offline successfully') + + # Get areequal after killing 2nd brick + g.log.info('Getting areequal after killing of brick...') + ret, result_after_killing_brick_2 = ( + collect_mounts_arequal(self.mounts[0])) + self.assertTrue(ret, 'Failed to get arequal') + g.log.info('Getting areequal before killing of brick ' + 'is successful') + + # Comparing areequals + self.assertEqual(result_before_killing_brick, + result_after_killing_brick, + 'Areequals are not equals before killing brick' + 'processes and after offlining 1 redundant bricks') + g.log.info('Areequals are equals before killing brick' + 'processes and after offlining 1 redundant bricks') + + # Comparing areequals + self.assertEqual(result_after_killing_brick, + result_after_killing_brick_2, + 'Areequals are not equals after killing 2' + ' bricks') + g.log.info('Areequals are equals after offlining 2 redundant bricks') + + # Delete op for deleting all file in one of the dirs. start is being + # used as offset like in previous testcase in dir1 + start = 1 + for mount_obj in self.mounts: + cmd = ('cd %s/dir1/dir%s; ' + 'for FILENAME in *; ' + 'do rm -f $FILENAME; ' + 'done;' + % (mount_obj.mountpoint, str(start))) + g.run(mount_obj.client_system, cmd) + start += 5 + + # Deleting dir1 + cmd = ('rm -rf %s/dir1' % self.mounts[0].mountpoint) + ret, _, _ = g.run(self.mounts[0].client_system, cmd) + self.assertEqual(ret, 0, "Failed to delete directory1") + g.log.info("Directory 1 deleted successfully for %s", self.mounts[0]) -- cgit