diff options
Diffstat (limited to 'tests/functional')
| -rw-r--r-- | tests/functional/disperse/test_ec_open_fd.py | 174 |
1 files changed, 174 insertions, 0 deletions
diff --git a/tests/functional/disperse/test_ec_open_fd.py b/tests/functional/disperse/test_ec_open_fd.py new file mode 100644 index 000000000..218713c6f --- /dev/null +++ b/tests/functional/disperse/test_ec_open_fd.py @@ -0,0 +1,174 @@ +# 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. + +""" +Test Description: + Tests open FD heal for EC volume +""" + +import os +from random import choice +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.gluster.heal_libs import monitor_heal_completion +from glustolibs.gluster.brick_libs import (bring_bricks_online, + bring_bricks_offline, + validate_xattr_on_all_bricks) +from glustolibs.gluster.heal_ops import disable_heal +from glustolibs.gluster.volume_ops import set_volume_options +from glustolibs.gluster.volume_libs import (get_subvols, + log_volume_info_and_status) +from glustolibs.gluster.glusterfile import check_if_pattern_in_file +from glustolibs.io.utils import open_file_fd + + +@runs_on([['dispersed', 'distributed-dispersed'], + ['glusterfs']]) +class TestEcOpenFd(GlusterBaseClass): + + def setUp(self): + # Calling GlusterBaseClass setUp + self.get_super_method(self, 'setUp')() + + # Setup Volume and Mount Volume + ret = self.setup_volume_and_mount_volume(mounts=self.mounts) + 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): + """ + Cleanup and umount volume + """ + # Calling GlusterBaseClass teardown + self.get_super_method(self, 'tearDown')() + + # Cleanup and umount 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") + + def test_ec_open_fd(self): + """ + Test Steps: + - disable server side heal + - Create a file + - Set volume option to implement open FD on file + - Bring a brick down,say b1 + - Open FD on file + - Bring brick b1 up + - write to open FD file + - Monitor heal + - Check xattr , ec.version and ec.size of file + - Check stat of file + """ + + # pylint: disable=too-many-branches,too-many-statements,too-many-locals + + mountpoint = self.mounts[0].mountpoint + + # Disable server side heal + ret = disable_heal(self.mnode, self.volname) + self.assertTrue(ret, ("Failed to disable server side heal")) + g.log.info("Successfully disabled server side heal") + + # Log Volume Info and Status after disabling server side heal + ret = log_volume_info_and_status(self.mnode, self.volname) + self.assertTrue(ret, ("Logging volume info and status failed " + "on volume %s", self.volname)) + + # Create a file + cmd = ("cd %s; touch 'file_openfd';" % mountpoint) + ret, _, err = g.run(self.mounts[0].client_system, cmd) + self.assertEqual(ret, 0, err) + g.log.info('Finished creating a file while all the bricks are UP') + + # Set volume options + ret = set_volume_options(self.mnode, self.volname, + {"performance.read-after-open": "yes"}) + self.assertTrue(ret, 'Failed to set volume {}' + ' options'.format(self.volname)) + g.log.info('Successfully set %s volume options', self.volname,) + + # Bringing brick b1 offline + sub_vols = get_subvols(self.mnode, self.volname) + subvols_list = sub_vols['volume_subvols'] + bricks_list1 = subvols_list[0] + brick_b1_down = choice(bricks_list1) + ret = bring_bricks_offline(self.volname, + brick_b1_down) + self.assertTrue(ret, 'Brick %s is not offline' % brick_b1_down) + g.log.info('Brick %s is offline successfully', brick_b1_down) + + node = self.mounts[0].client_system + # Open FD + proc = open_file_fd(mountpoint, time=100, + client=node) + + # Bring brick b1 online + ret = bring_bricks_online(self.mnode, self.volname, + [brick_b1_down], + 'glusterd_restart') + self.assertTrue(ret, 'Brick {} is not brought ' + 'online'.format(brick_b1_down)) + g.log.info('Brick %s is online successfully', brick_b1_down) + + # Validate peers are connected + ret = self.validate_peers_are_connected() + self.assertTrue(ret, "Peers are not in connected state after bringing" + " an offline brick to online via `glusterd restart`") + g.log.info("Successfully validated peers are in connected state") + + # Check if write to FD is successful + g.log.info('Open FD on file successful') + ret, _, _ = proc.async_communicate() + self.assertEqual(ret, 0, "Write to FD is successful") + + # 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') + + file_openfd = os.path.join(mountpoint, 'file_openfd') + + # Check if data exists on file + ret = check_if_pattern_in_file(node, 'xyz', file_openfd) + self.assertEqual(ret, 0, 'xyz does not exists in file') + g.log.info('xyz exists in file') + + file_fd = 'file_openfd' + + # Check if EC version is same on all bricks which are up + ret = validate_xattr_on_all_bricks(bricks_list1, file_fd, + 'trusted.ec.version') + self.assertTrue(ret, "Healing not completed and EC version is " + "not updated") + g.log.info("Healing is completed and EC version is updated") + + # Check if EC size is same on all bricks which are up + ret = validate_xattr_on_all_bricks(bricks_list1, file_fd, + 'trusted.ec.size') + self.assertTrue(ret, "Healing not completed and EC size is " + "not updated") + g.log.info("Healing is completed and EC size is updated") + + # Check stat of file + cmd = "cd %s; du -kh file_openfd" % mountpoint + ret, _, err = g.run(self.mounts[0].client_system, cmd) + self.assertEqual(ret, 0, err) + g.log.info('File %s is accessible', file_fd) |