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# Copyright (C) 2021 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.
"""
Description:
Test Rebalance should start successfully if name of volume more than 108
chars
"""
from glusto.core import Glusto as g
from glustolibs.gluster.brick_ops import add_brick
from glustolibs.gluster.exceptions import ExecutionError
from glustolibs.gluster.gluster_base_class import GlusterBaseClass
from glustolibs.gluster.glusterdir import mkdir
from glustolibs.gluster.lib_utils import form_bricks_list
from glustolibs.gluster.mount_ops import umount_volume, mount_volume
from glustolibs.gluster.rebalance_ops import (
rebalance_start,
wait_for_rebalance_to_complete
)
from glustolibs.gluster.volume_libs import (
volume_start,
cleanup_volume
)
from glustolibs.gluster.volume_ops import volume_create, get_volume_list
from glustolibs.io.utils import run_linux_untar
class TestLookupDir(GlusterBaseClass):
def tearDown(self):
cmd = ("sed -i '/transport.socket.bind-address/d'"
" /etc/glusterfs/glusterd.vol")
ret, _, _ = g.run(self.mnode, cmd)
if ret:
raise ExecutionError("Failed to remove entry from 'glusterd.vol'")
for mount_dir in self.mount:
ret = umount_volume(self.clients[0], mount_dir)
if not ret:
raise ExecutionError("Failed to cleanup Volume")
vol_list = get_volume_list(self.mnode)
if vol_list is not None:
for volume in vol_list:
ret = cleanup_volume(self.mnode, volume)
if not ret:
raise ExecutionError("Failed to cleanup volume")
g.log.info("Volume deleted successfully : %s", volume)
# Calling GlusterBaseClass tearDown
self.get_super_method(self, 'tearDown')()
def test_rebalance_start_not_fail(self):
"""
1. On Node N1, Add "transport.socket.bind-address N1" in the
/etc/glusterfs/glusterd.vol
2. Create a replicate (1X3) and disperse (4+2) volumes with
name more than 108 chars
3. Mount the both volumes using node 1 where you added the
"transport.socket.bind-address" and start IO(like untar)
4. Perform add-brick on replicate volume 3-bricks
5. Start rebalance on replicated volume
6. Perform add-brick for disperse volume 6 bricks
7. Start rebalance of disperse volume
"""
cmd = ("sed -i 's/end-volume/option "
"transport.socket.bind-address {}\\n&/g' "
"/etc/glusterfs/glusterd.vol".format(self.mnode))
disperse = ("disperse_e4upxjmtre7dl4797wedbp7r3jr8equzvmcae9f55t6z1"
"ffhrlk40jtnrzgo4n48fjf6b138cttozw3c6of3ze71n9urnjkshoi")
replicate = ("replicate_e4upxjmtre7dl4797wedbp7r3jr8equzvmcae9f55t6z1"
"ffhrlk40tnrzgo4n48fjf6b138cttozw3c6of3ze71n9urnjskahn")
volnames = (disperse, replicate)
for volume, vol_name in (
("disperse", disperse), ("replicate", replicate)):
bricks_list = form_bricks_list(self.mnode, volume,
6 if volume == "disperse" else 3,
self.servers,
self.all_servers_info)
if volume == "replicate":
ret, _, _ = volume_create(self.mnode, replicate,
bricks_list,
replica_count=3)
else:
ret, _, _ = volume_create(
self.mnode, disperse, bricks_list, force=True,
disperse_count=6, redundancy_count=2)
self.assertFalse(
ret,
"Unexpected: Volume create '{}' failed ".format(vol_name))
ret, _, _ = volume_start(self.mnode, vol_name)
self.assertFalse(ret, "Failed to start volume")
# Add entry in 'glusterd.vol'
ret, _, _ = g.run(self.mnode, cmd)
self.assertFalse(
ret, "Failed to add entry in 'glusterd.vol' file")
self.list_of_io_processes = []
# mount volume
self.mount = ("/mnt/replicated_mount", "/mnt/disperse_mount")
for mount_dir, volname in zip(self.mount, volnames):
ret, _, _ = mount_volume(
volname, "glusterfs", mount_dir, self.mnode,
self.clients[0])
self.assertFalse(
ret, "Failed to mount the volume '{}'".format(mount_dir))
# Run IO
# Create a dir to start untar
# for mount_point in self.mount:
self.linux_untar_dir = "{}/{}".format(mount_dir, "linuxuntar")
ret = mkdir(self.clients[0], self.linux_untar_dir)
self.assertTrue(ret, "Failed to create dir linuxuntar for untar")
# Start linux untar on dir linuxuntar
ret = run_linux_untar(self.clients[:1], mount_dir,
dirs=tuple(['linuxuntar']))
self.list_of_io_processes += ret
self.is_io_running = True
# Add Brick to replicate Volume
bricks_list = form_bricks_list(
self.mnode, replicate, 3,
self.servers, self.all_servers_info, "replicate")
ret, _, _ = add_brick(
self.mnode, replicate, bricks_list, force=True)
self.assertFalse(ret, "Failed to add-brick '{}'".format(replicate))
# Trigger Rebalance on the volume
ret, _, _ = rebalance_start(self.mnode, replicate)
self.assertFalse(
ret, "Failed to start rebalance on the volume '{}'".format(
replicate))
# Add Brick to disperse Volume
bricks_list = form_bricks_list(
self.mnode, disperse, 6,
self.servers, self.all_servers_info, "disperse")
ret, _, _ = add_brick(
self.mnode, disperse, bricks_list, force=True)
self.assertFalse(ret, "Failed to add-brick '{}'".format(disperse))
# Trigger Rebalance on the volume
ret, _, _ = rebalance_start(self.mnode, disperse)
self.assertFalse(
ret,
"Failed to start rebalance on the volume {}".format(disperse))
# Check if Rebalance is completed on both the volume
for volume in (replicate, disperse):
ret = wait_for_rebalance_to_complete(
self.mnode, volume, timeout=600)
self.assertTrue(
ret, "Rebalance is not Compleated on Volume '{}'".format(
volume))
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