summaryrefslogtreecommitdiffstats
path: root/tests/functional/afr/test_client_side_quorum_with_multiple_volumes.py
blob: e3ed906f216590043391b11910df6f664981fc24 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
#  Copyright (C) 2016-2020  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.

""" Description:
        Test Cases in this module tests the client side quorum.
"""
import tempfile

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_libs import (
    set_volume_options, setup_volume, cleanup_volume)
from glustolibs.gluster.volume_ops import get_volume_list, get_volume_options
from glustolibs.misc.misc_libs import upload_scripts
from glustolibs.gluster.brick_libs import (bring_bricks_offline,
                                           get_all_bricks,
                                           are_bricks_offline)
from glustolibs.io.utils import (validate_io_procs,
                                 is_io_procs_fail_with_error,
                                 list_all_files_and_dirs_mounts,
                                 wait_for_io_to_complete)
from glustolibs.gluster.mount_ops import mount_volume, umount_volume


@runs_on([['distributed-replicated'],
          ['glusterfs']])
class ClientSideQuorumTestsMultipleVols(GlusterBaseClass):

    @classmethod
    def setUpClass(cls):
        # Calling GlusterBaseClass setUpClass
        cls.get_super_method(cls, 'setUpClass')()

        # 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)

        cls.counter = 1
        # int: Value of counter is used for dirname-start-num argument for
        # file_dir_ops.py create_deep_dirs_with_files.

        # The --dir-length argument value for file_dir_ops.py
        # create_deep_dirs_with_files is set to 10 (refer to the cmd in setUp
        # method). This means every mount will create
        # 10 top level dirs. For every mountpoint/testcase to create new set of
        # dirs, we are incrementing the counter by --dir-length value i.e 10 in
        # this test suite.

        # If we are changing the --dir-length to new value, ensure the counter
        # is also incremented by same value to create new set of files/dirs.

        # Setup Volumes
        if cls.volume_type == "distributed-replicated":
            cls.volume_configs = []

            # Define two 2x2 distributed-replicated volumes
            for i in range(1, 3):
                cls.volume['voltype'] = {
                    'type': 'distributed-replicated',
                    'replica_count': 2,
                    'dist_count': 2,
                    'transport': 'tcp',
                }
                cls.volume_configs.append(
                    {'name': 'testvol_%s_%d'
                             % (cls.volume['voltype']['type'], i),
                     'servers': cls.servers,
                     'voltype': cls.volume['voltype']})

            # Define two 2x3 distributed-replicated volumes
            for i in range(1, 3):
                cls.volume['voltype'] = {
                    'type': 'distributed-replicated',
                    'replica_count': 3,
                    'dist_count': 2,
                    'transport': 'tcp',
                }
                cls.volume_configs.append(
                    {'name': 'testvol_%s_%d'
                             % (cls.volume['voltype']['type'], i+2),
                     'servers': cls.servers,
                     'voltype': cls.volume['voltype']})

            # Define distributed volume
            cls.volume['voltype'] = {
                'type': 'distributed',
                'dist_count': 3,
                'transport': 'tcp',
            }
            cls.volume_configs.append(
                {'name': 'testvol_%s'
                         % cls.volume['voltype']['type'],
                 'servers': cls.servers,
                 'voltype': cls.volume['voltype']})

            # Create and mount volumes
            cls.mount_points = []
            cls.mount_points_and_volnames = {}
            cls.client = cls.clients[0]
            for volume_config in cls.volume_configs:
                # Setup volume
                ret = setup_volume(mnode=cls.mnode,
                                   all_servers_info=cls.all_servers_info,
                                   volume_config=volume_config,
                                   force=False)
                if not ret:
                    raise ExecutionError("Failed to setup Volume"
                                         " %s" % volume_config['name'])
                g.log.info("Successful in setting volume %s",
                           volume_config['name'])

                # Mount volume
                mount_point = tempfile.mkdtemp()
                cls.mount_points.append(mount_point)
                cls.mount_points_and_volnames[volume_config['name']] = \
                    mount_point
                ret, _, _ = mount_volume(volume_config['name'],
                                         cls.mount_type,
                                         mount_point,
                                         cls.mnode,
                                         cls.client)
                if ret:
                    raise ExecutionError(
                        "Failed to do gluster mount on volume %s "
                        % cls.volname)
                g.log.info("Successfully mounted %s on client %s",
                           cls.volname, cls.client)

    def setUp(self):
        # Calling GlusterBaseClass setUp
        self.get_super_method(self, 'setUp')()

        self.all_mounts_procs = []
        self.io_validation_complete = False

    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
        """
        if not self.io_validation_complete:
            g.log.info("Wait for IO to complete as IO validation did not "
                       "succeed in test method")
            ret = wait_for_io_to_complete(self.all_mounts_procs, self.mounts)
            if not ret:
                raise ExecutionError("IO failed on some of the clients")
            g.log.info("IO is successful on all mounts")

            # List all files and dirs created
            g.log.info("List all files and directories:")
            ret = list_all_files_and_dirs_mounts(self.mounts)
            if not ret:
                raise ExecutionError("Failed to list all files and dirs")
            g.log.info("Listing all files and directories is successful")

        # Calling GlusterBaseClass teardown
        self.get_super_method(self, 'tearDown')()

    @classmethod
    def tearDownClass(cls):
        """
        Clean up the volume and umount volume from client
        """
        # stopping all volumes
        g.log.info("Starting to Cleanup all Volumes")
        volume_list = get_volume_list(cls.mnode)
        for volume in volume_list:
            ret = cleanup_volume(cls.mnode, volume)
            if not ret:
                raise ExecutionError("Failed to cleanup Volume %s" % volume)
            g.log.info("Volume: %s cleanup is done", volume)
        g.log.info("Successfully Cleanedup all Volumes")

        # umount all volumes
        for mount_point in cls.mount_points:
            ret, _, _ = umount_volume(cls.client, mount_point)
            if ret:
                raise ExecutionError(
                    "Failed to umount on volume %s "
                    % cls.volname)
            g.log.info("Successfully umounted %s on client %s", cls.volname,
                       cls.client)

        # calling GlusterBaseClass tearDownClass
        cls.get_super_method(cls, 'tearDownClass')()

    def test_client_side_quorum_auto_local_to_volume_not_cluster(self):
        """
        - create four volume as below
            vol1->2x2
            vol2->2x2
            vol3->2x3
            vol4->2x3
            vol5->a pure distribute volume
        - do IO to all vols
        - set client side quorum to auto for vol1 and vol3
        - get the client side quorum value for all vols and check for result
        - bring down b0 on vol1 and b0 and b1 on vol3
        - try to create files on all vols and check for result
        """
        # pylint: disable=too-many-locals,too-many-statements
        # Creating files for all volumes
        for mount_point in self.mount_points:
            self.all_mounts_procs = []
            g.log.info('Creating files...')
            command = ("/usr/bin/env python %s create_files -f 50 "
                       "--fixed-file-size 1k %s" % (
                           self.script_upload_path,
                           mount_point))

            proc = g.run_async(self.mounts[0].client_system, command)
            self.all_mounts_procs.append(proc)
            self.io_validation_complete = False

            # Validate IO
            self.assertTrue(
                validate_io_procs(self.all_mounts_procs, self.mounts),
                "IO failed on some of the clients"
            )
            self.io_validation_complete = True

        volumes_to_change_options = ['1', '3']
        # set cluster.quorum-type to auto
        for vol_number in volumes_to_change_options:
            vol_name = ('testvol_distributed-replicated_%s'
                        % vol_number)
            options = {"cluster.quorum-type": "auto"}
            g.log.info("setting cluster.quorum-type to auto on "
                       "volume testvol_distributed-replicated_%s", vol_number)
            ret = set_volume_options(self.mnode, vol_name, options)
            self.assertTrue(ret, ("Unable to set volume option %s for "
                                  "volume %s" % (options, vol_name)))
            g.log.info("Successfully set %s for volume %s", options, vol_name)

        # check is options are set correctly
        volume_list = get_volume_list(self.mnode)
        for volume in volume_list:
            g.log.info('Checking for cluster.quorum-type option for %s',
                       volume)
            volume_options_dict = get_volume_options(self.mnode,
                                                     volume,
                                                     'cluster.quorum-type')
            if (volume == 'testvol_distributed-replicated_1' or
                    volume == 'testvol_distributed-replicated_3' or
                    volume == 'testvol_distributed-replicated_4'):
                self.assertEqual(volume_options_dict['cluster.quorum-type'],
                                 'auto',
                                 'Option cluster.quorum-type '
                                 'is not AUTO for %s'
                                 % volume)
                g.log.info('Option cluster.quorum-type is AUTO for %s', volume)
            else:
                self.assertEqual(volume_options_dict['cluster.quorum-type'],
                                 'none',
                                 'Option cluster.quorum-type '
                                 'is not NONE for %s'
                                 % volume)
                g.log.info('Option cluster.quorum-type is NONE for %s', volume)

        # Get first brick server and brick path
        # and get first file from filelist then delete it from volume
        vols_file_list = {}
        for volume in volume_list:
            brick_list = get_all_bricks(self.mnode, volume)
            brick_server, brick_path = brick_list[0].split(':')
            ret, file_list, _ = g.run(brick_server, 'ls %s' % brick_path)
            self.assertFalse(ret, 'Failed to ls files on %s' % brick_server)
            file_from_vol = file_list.splitlines()[0]
            ret, _, _ = g.run(brick_server, 'rm -rf %s/%s'
                              % (brick_path, file_from_vol))
            self.assertFalse(ret, 'Failed to rm file on %s' % brick_server)
            vols_file_list[volume] = file_from_vol

        # bring bricks offline
        # bring first brick for testvol_distributed-replicated_1
        volname = 'testvol_distributed-replicated_1'
        brick_list = get_all_bricks(self.mnode, volname)
        bricks_to_bring_offline = brick_list[0:1]
        g.log.info('Bringing bricks %s offline...', bricks_to_bring_offline)
        ret = bring_bricks_offline(volname, bricks_to_bring_offline)
        self.assertTrue(ret, 'Failed to bring bricks %s offline' %
                        bricks_to_bring_offline)

        ret = are_bricks_offline(self.mnode, volname,
                                 bricks_to_bring_offline)
        self.assertTrue(ret, 'Bricks %s are not offline'
                        % bricks_to_bring_offline)
        g.log.info('Bringing bricks %s offline is successful',
                   bricks_to_bring_offline)

        # bring first two bricks for testvol_distributed-replicated_3
        volname = 'testvol_distributed-replicated_3'
        brick_list = get_all_bricks(self.mnode, volname)
        bricks_to_bring_offline = brick_list[0:2]
        g.log.info('Bringing bricks %s offline...', bricks_to_bring_offline)
        ret = bring_bricks_offline(volname, bricks_to_bring_offline)
        self.assertTrue(ret, 'Failed to bring bricks %s offline' %
                        bricks_to_bring_offline)

        ret = are_bricks_offline(self.mnode, volname,
                                 bricks_to_bring_offline)
        self.assertTrue(ret, 'Bricks %s are not offline'
                        % bricks_to_bring_offline)
        g.log.info('Bringing bricks %s offline is successful',
                   bricks_to_bring_offline)

        # merge two dicts (volname: file_to_delete) and (volname: mountpoint)
        temp_dict = [vols_file_list, self.mount_points_and_volnames]
        file_to_delete_to_mountpoint_dict = {}
        for k in vols_file_list:
            file_to_delete_to_mountpoint_dict[k] = (
                tuple(file_to_delete_to_mountpoint_dict[k]
                      for file_to_delete_to_mountpoint_dict in
                      temp_dict))

        # create files on all volumes and check for result
        for volname, file_and_mountpoint in (
                file_to_delete_to_mountpoint_dict.items()):
            filename, mountpoint = file_and_mountpoint

            # check for ROFS error for read-only file system for
            # testvol_distributed-replicated_1 and
            # testvol_distributed-replicated_3
            if (volname == 'testvol_distributed-replicated_1' or
                    volname == 'testvol_distributed-replicated_3'):
                # create new file taken from vols_file_list
                g.log.info("Start creating new file on all mounts...")
                all_mounts_procs = []
                cmd = ("touch %s/%s" % (mountpoint, filename))

                proc = g.run_async(self.client, cmd)
                all_mounts_procs.append(proc)

                # Validate IO
                g.log.info("Validating if IO failed with read-only filesystem")
                ret, _ = is_io_procs_fail_with_error(self, all_mounts_procs,
                                                     self.mounts,
                                                     self.mount_type)
                self.assertTrue(ret, ("Unexpected error and IO successful"
                                      " on read-only filesystem"))
                g.log.info("EXPECTED: "
                           "Read-only file system in IO while creating file")

            # check for no errors for all the rest volumes
            else:
                # create new file taken from vols_file_list
                g.log.info("Start creating new file on all mounts...")
                all_mounts_procs = []
                cmd = ("touch %s/%s" % (mountpoint, filename))

                proc = g.run_async(self.client, cmd)
                all_mounts_procs.append(proc)

                # Validate IO
                self.assertTrue(
                    validate_io_procs(all_mounts_procs, self.mounts),
                    "IO failed on some of the clients"
                )