summaryrefslogtreecommitdiffstats
path: root/tests/functional/snapshot/test_auto_delete.py
blob: db8a50f0e04ac8621d47fd7bdf8905f893676a41 (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
#  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_delete_all,
                                         set_snap_config,
                                         get_snap_config)


@runs_on([['replicated', 'distributed-replicated', 'dispersed',
           'distributed-dispersed', 'distributed'],
          ['glusterfs', 'nfs', 'cifs']])
class DeleteSnapTests(GlusterBaseClass):
    """
    DeleteSnapTests contains tests which verifies the deletion of
    snapshots
    """

    def test_auto_delete_snap(self):
        """
        * enabling auto-delete snapshot
        * Setting max-hard limit and max-soft-limit
        * Validating 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
        """
        # Setup volume
        ret = self.setup_volume()
        if not ret:
            raise ExecutionError("Failed to setup volume %s" % self.volname)
        g.log.info("Volume %s has been setup successfully", self.volname)

        # enabling auto-delete
        cmd = "gluster snapshot config auto-delete enable"
        ret = g.run(self.mnode, cmd)
        self.assertTrue(ret, ("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
        option = {'snap-max-hard-limit': '10'}
        ret = set_snap_config(self.mnode, option, self.volname)
        self.assertTrue(ret, ("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
        hardlimit = get_snap_config(self.mnode)
        get_hardlimit = hardlimit['volumeConfig'][0]['hardLimit']
        if get_hardlimit != '10':
            self.assertTrue(ret, ("Failed to Validate max-hard-limit"))
        g.log.info("Successfully validated max-hard-limit")

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

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

        # creating 20 snapshots. As the count
        # of snapshots crosses the
        # soft-limit the oldest of newly created snapshot should
        # be deleted only latest 8 snapshots
        # should remain.

        # creating 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.assertTrue(ret, ("Failed to create snapshot snap%s for volume"
                                  "%s" % (snap_count, self.volname)))
            g.log.info("Snapshot snap%s of volume %s created successfully")

        # snapshot list to list total number of snaps after auto-delete
        cmd = "gluster snapshot list | wc -l"
        ret, out, _ = g.run(self.mnode, cmd)
        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", out)
        if out != 8:
            g.log.info("Failed to validate snapshots with expected"
                       "number of snapshots")
        g.log.info("Snapshot Validation Successful")
        g.log.info("Snapshot list command for volume %s was successful",
                   self.volname)

    def tearDown(self):
        # Calling GlusterBaseClass tearDown
        GlusterBaseClass.tearDown.im_func(self)

        # disabling auto-delete
        cmd = "gluster snapshot config auto-delete disable"
        ret = g.run(self.mnode, cmd)
        self.assertTrue(ret, ("Failed to disable auto-delete snapshot"
                              "config option"))
        g.log.info("Snapshot auto-delete Successfully disabled")

        # deleting created snapshots
        ret = snap_delete_all(self.mnode)
        self.assertTrue(ret, ("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%
        option = {'snap-max-soft-limit': '90'}
        ret = set_snap_config(self.mnode, option)
        self.assertTrue(ret, ("Failed to set snap-max-soft-limit"
                              "config option"))
        g.log.info("snap-max-soft-limit config option Successfully set")

        # cleanup-volume
        ret = self.cleanup_volume()
        if not ret:
            raise ExecutionError("Failed to Cleanup Volume")
        g.log.info("Cleanup volume %s Completed Successfully", self.volname)