summaryrefslogtreecommitdiffstats
path: root/tests/functional/snapshot/test_del_snap.py
blob: 4d5dc6e740ae58fafbe2c9b458d6c0c9259323a1 (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
#  Copyright (C) 2016-2017  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.

from glusto.core import Glusto as g
from glustolibs.gluster.exceptions import ExecutionError
from glustolibs.gluster.gluster_base_class import GlusterBaseClass
from glustolibs.gluster.gluster_base_class import runs_on
from glustolibs.gluster.snap_ops import (snap_create,
                                         snap_list,
                                         snap_delete_all,
                                         get_snap_config,
                                         snap_delete_by_volumename,
                                         set_snap_config)


@runs_on([['replicated', 'distributed-replicated', 'dispersed',
           'distributed', 'distributed-dispersed'],
          ['glusterfs', 'nfs', 'cifs']])
class DeleteSnapshotTests(GlusterBaseClass):
    """
    DeleteSnapshotTests contains tests which verifies the deletion of
    snapshots
    """
    def setUp(self):
        # SetUp volume and Mount volume
        GlusterBaseClass.setUpClass.im_func(self)
        g.log.info("Starting to SetUp Volume and Mount Volume")
        ret = self.setup_volume_and_mount_volume(mounts=self.mounts)
        if not ret:
            raise ExecutionError("Failed to Setup and Mount volume %s"
                                 % self.volname)
        g.log.info("Volume %s has been setup and mounted "
                   "successfully", self.volname)

    def test_snap_delete(self):
        """
        Delete a snapshot of a volume

        * Creating and deleting 10 snapshots
        * deleting previously created 10 snapshots
        * enabling auto-delete snapshot
        * Setting max-hard limit and max-soft-limit
        * Verify the limits by creating another 20 snapshots
        * Oldest of newly created snapshots will be deleted
        * Retaining the latest 8(softlimit) snapshots
        * cleanup snapshots and volumes
        """

        # creating 10 snapshots
        g.log.info("Creating 10 snapshots")
        for snap_count in range(0, 10):
            ret, _, _ = snap_create(self.mnode, self.volname,
                                    "snap%s" % snap_count, False,
                                    "Description with $p3c1al characters!")
            self.assertEqual(ret, 0, ("Failed to create snapshot"
                                      "snap%s" % snap_count))
            g.log.info("Snapshot snap%s of volume %s created"
                       "successfully.", snap_count, self.volname)

        # snapshot list
        g.log.info("Starting to list all snapshots")
        ret, _, _ = snap_list(self.mnode)
        self.assertEqual(ret, 0, ("Failed to list snapshot"
                                  "of volume %s" % self.volname))
        g.log.info("Snapshot list command for volume %s"
                   "was successful", self.volname)

        # deleting all 10 snapshots from the volume
        g.log.info("Starting to Delete 10 created snapshots")
        ret, _, _ = snap_delete_by_volumename(self.mnode, self.volname)
        self.assertEqual(ret, 0, ("Failed to delete"
                                  "snapshot of volume %s" % self.volname))
        g.log.info("Snapshots of volume %s deleted Successfully", self.volname)

        # enabling auto-delete
        g.log.info("Enabling auto-delete")
        cmd = "gluster snapshot config auto-delete enable"
        ret, _, _ = g.run(self.mnode, cmd)
        self.assertEqual(ret, 0, ("Failed to enable auto-delete"
                                  "snapshot config"
                                  "option on volume % s" % self.volname))
        g.log.info("Snapshot auto-delete Successfully enabled")

        # setting max-hard-limit
        g.log.info("Setting max-hard-limit")
        option = {'snap-max-hard-limit': '10'}
        ret, _, _ = set_snap_config(self.mnode, option, self.volname)
        self.assertEqual(ret, 0, ("Failed to set snap-max-hardlimit"
                                  "config option for"
                                  "volume %s" % self.volname))
        g.log.info("snap-max-hardlimit config option Successfully set for"
                   "volume %s", self.volname)

        # Validating max-hard-limit
        g.log.info("Validating max-hard-limit")
        hardlimit = get_snap_config(self.mnode)
        get_hardlimit = hardlimit['volumeConfig'][0]['hardLimit']
        self.assertEqual(get_hardlimit, '10', ("Failed to Validate"
                                               "max-hard-limit"))
        g.log.info("Successfully validated max-hard-limit")

        # setting max-soft-limit
        g.log.info("Setting max-soft-limit")
        option = {'snap-max-soft-limit': '80'}
        ret, _, _ = set_snap_config(self.mnode, option)
        self.assertEqual(ret, 0, ("Failed to set snap-max-soft-limit"
                                  "config option"))
        g.log.info("snap-max-soft-limit config option Successfully set")

        # Validating max-soft-limit
        g.log.info("Validating max-soft-limit")
        softlimit = get_snap_config(self.mnode)
        get_softlimit = softlimit['volumeConfig'][0]['softLimit']
        self.assertEqual(get_softlimit, '8', ("Failed to Validate"
                                              "max-soft-limit"))
        g.log.info("Successfully validated max-soft-limit")

        # creating 20 more snapshots. As the count
        # of snapshots crosses the
        # soft-limit the oldest of newly created snapshot should
        # be deleted only latest 8(softlimit) snapshots
        # should remain
        g.log.info("Starting to create 20 more snapshots")
        for snap_count in range(10, 30):
            ret, _, _ = snap_create(self.mnode, self.volname, "snap%s"
                                    % snap_count, False,
                                    "This is the Description with $p3c1al"
                                    "characters!")
            self.assertEqual(ret, 0, ("Failed to create snapshot snap%s"
                                      "for volume"
                                      "%s" % (snap_count, self.volname)))
            g.log.info("Snapshot snap%s of volume"
                       "%s created successfully.", snap_count, self.volname)

        # snapshot list to list total number of snaps after auto-delete
        g.log.info("validate total no.of snapshots after auto-delete enable")
        cmd = "gluster snapshot list | wc -l"
        ret, out, _ = g.run(self.mnode, cmd)
        tot = out.strip().split('\n')
        self.assertEqual(ret, 0, ("Failed to list snapshot of volume %s"
                                  % self.volname))
        g.log.info("Total number of snapshots created after auto-delete"
                   "enabled is %s", tot)
        self.assertEqual(tot, '8', ("Failed to validate snapshots with"
                                    "expected number of snapshots "))
        g.log.info("Successfully validated snapshots with expected"
                   "number of snapshots")

    def tearDown(self):

        # disabling auto-delete
        g.log.info("Disabling auto-delete")
        cmd = "gluster snapshot config auto-delete disable"
        ret, _, _ = g.run(self.mnode, cmd)
        if not ret:
            raise ExecutionError("Failed to disable auto-delete snapshot"
                                 "config option")
        g.log.info("Snapshot auto-delete Successfully disabled")

        # deleting created snapshots
        g.log.info("Deleting all created snapshots")
        ret, _, _ = snap_delete_all(self.mnode)
        if not ret:
            raise ExecutionError("Failed to delete snapshot of volume"
                                 "%s" % self.volname)
        g.log.info("Successfully deleted snapshots of"
                   "volume %s", self.volname)

        # setting back default max-soft-limit to 90%
        g.log.info("Setting max-soft-limit to default")
        cmd = {'snap-max-soft-limit': '90'}
        ret, _, _ = set_snap_config(self.mnode, cmd)
        if not ret:
            raise ExecutionError("Failed to set snap-max-soft-limit"
                                 "config option")
        g.log.info("snap-max-soft-limit config option Successfully set")

        # Unmount and cleanup-volume
        g.log.info("Starting to Unmount and cleanup-volume")
        ret = self.unmount_volume_and_cleanup_volume(mounts=self.mounts)
        if not ret:
            raise ExecutionError("Failed to Unmount and Cleanup Volume")
        g.log.info("Successful in Unmount Volume and Cleanup Volume")