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
|
#!/usr/bin/env python
#
# Public Domain 2014-present MongoDB, Inc.
# Public Domain 2008-2014 WiredTiger, Inc.
#
# This is free and unencumbered software released into the public domain.
#
# Anyone is free to copy, modify, publish, use, compile, sell, or
# distribute this software, either in source code form or as a compiled
# binary, for any purpose, commercial or non-commercial, and by any
# means.
#
# In jurisdictions that recognize copyright laws, the author or authors
# of this software dedicate any and all copyright interest in the
# software to the public domain. We make this dedication for the benefit
# of the public at large and to the detriment of our heirs and
# successors. We intend this dedication to be an overt act of
# relinquishment in perpetuity of all present and future rights to this
# software under copyright law.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
# IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR
# OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
# ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
# OTHER DEALINGS IN THE SOFTWARE.
import sys, wiredtiger, wttest
from helper_tiered import TieredConfigMixin, gen_tiered_storage_sources
from wtscenario import make_scenarios
# test_alter02.py
# Smoke-test the session alter operations.
class test_alter02(TieredConfigMixin, wttest.WiredTigerTestCase):
entries = 500
# Binary values.
value = u'\u0001\u0002abcd\u0003\u0004'
value2 = u'\u0001\u0002dcba\u0003\u0004'
conn_log = [
('conn-always-logged', dict(conncreate=True, connreopen=True)),
('conn-create-logged', dict(conncreate=True, connreopen=False)),
('conn-reopen-logged', dict(conncreate=False, connreopen=True)),
('conn-never-logged', dict(conncreate=False, connreopen=False)),
]
types = [
('file', dict(uri='file:', use_cg=False, use_index=False)),
('lsm', dict(uri='lsm:', use_cg=False, use_index=False)),
('table-cg', dict(uri='table:', use_cg=True, use_index=False)),
('table-index', dict(uri='table:', use_cg=False, use_index=True)),
('table-simple', dict(uri='table:', use_cg=False, use_index=False)),
]
tables = [
('always-logged', dict(name='table0', logcreate=True, logalter=True)),
('create-logged', dict(name='table1', logcreate=True, logalter=False)),
('alter-logged', dict(name='table2', logcreate=False, logalter=True)),
('never-logged', dict(name='table3', logcreate=False, logalter=False)),
]
reopen = [
('no-reopen', dict(reopen=False)),
('reopen', dict(reopen=True)),
]
tiered_storage_sources = gen_tiered_storage_sources()
scenarios = make_scenarios(tiered_storage_sources, conn_log, types, tables, reopen)
# This test varies the log setting. Override the standard methods.
def setUpConnectionOpen(self, dir):
return None
def setUpSessionOpen(self, conn):
return None
def ConnectionOpen(self):
self.home = '.'
tiered_config = self.conn_config()
tiered_config += self.extensionsConfig()
# In case the open starts additional threads, flush first to avoid confusion.
sys.stdout.flush()
conn_params = 'create,log=(file_max=100K,remove=false,%s)' % self.uselog
if tiered_config != '':
conn_params += ',' + tiered_config
try:
self.conn = wiredtiger.wiredtiger_open(self.home, conn_params)
except wiredtiger.WiredTigerError as e:
print("Failed conn at '%s' with config '%s'" % (dir, conn_params))
self.session = self.conn.open_session()
# Verify the metadata string for this URI and that its setting in the
# metadata file is correct.
def verify_metadata(self, metastr):
if metastr == '':
return
cursor = self.session.open_cursor('metadata:', None, None)
#
# Walk through all the metadata looking for the entries that are
# the file URIs for components of the table.
#
found = False
while True:
ret = cursor.next()
if ret != 0:
break
key = cursor.get_key()
check_meta = ((key.find("lsm:") != -1 or key.find("file:") != -1) \
and key.find(self.name) != -1)
if check_meta:
value = cursor[key]
found = True
self.assertTrue(value.find(metastr) != -1)
cursor.close()
self.assertTrue(found == True)
# Verify the data in the log. If the data should be logged we write one
# value. If it should not be logged, we write a different value.
def verify_logrecs(self, expected_keys):
c = self.session.open_cursor('log:', None, None)
count = 0
while c.next() == 0:
# lsn.file, lsn.offset, opcount
keys = c.get_key()
# txnid, rectype, optype, fileid, logrec_key, logrec_value
values = c.get_value()
if self.value.encode() in values[5]: # logrec_value
count += 1
self.assertFalse(self.value2.encode() in values[5])
c.close()
#
# We check that we saw the expected keys at twice the rate because
# the log cursor, for each commit record, will first return the entire,
# full record, and then return the individual operation. We will detect
# the string in both records.
self.assertEqual(count, expected_keys * 2)
# Alter: Change the log setting after creation
def test_alter02_log(self):
if self.is_tiered_scenario() and (self.uri == 'lsm:' or self.uri == 'file:'):
self.skipTest('Tiered storage does not support LSM or file URIs.')
uri = self.uri + self.name
create_params = 'key_format=i,value_format=S,'
complex_params = ''
# Set up logging for the connection.
if self.conncreate:
self.uselog = 'enabled=true'
conn_logged = 1
else:
self.uselog = 'enabled=false'
conn_logged = 0
self.ConnectionOpen()
# Set up logging for the table.
if self.logcreate:
log_param = 'log=(enabled=true)'
table_logged = 1
else:
log_param = 'log=(enabled=false)'
table_logged = 0
create_params += '%s,' % log_param
complex_params += '%s,' % log_param
cgparam = ''
if self.use_cg or self.use_index:
cgparam = 'columns=(k,v),'
if self.use_cg:
cgparam += 'colgroups=(g0),'
self.session.create(uri, create_params + cgparam)
# Add in column group or index settings.
if self.use_cg:
cgparam = 'columns=(v),'
suburi = 'colgroup:' + self.name + ':g0'
self.session.create(suburi, complex_params + cgparam)
if self.use_index:
suburi = 'index:' + self.name + ':i0'
self.session.create(suburi, complex_params + cgparam)
# Put some data in table.
c = self.session.open_cursor(uri, None)
if self.logcreate:
myvalue = self.value
else:
myvalue = self.value2
for k in range(self.entries):
c[k] = myvalue
c.close()
# Verify the logging string in the metadata.
self.verify_metadata(log_param)
# Verify the logged operations only if logging is enabled.
expected_keys = conn_logged * table_logged * self.entries
if conn_logged != 0:
self.pr("EXPECTED KEYS 1: " + str(expected_keys))
self.verify_logrecs(expected_keys)
# Set the alter setting for the table.
if self.logalter:
log_str = 'log=(enabled=true)'
table_logged = 1
else:
log_str = 'log=(enabled=false)'
table_logged = 0
alter_param = '%s' % log_str
special = self.use_cg or self.use_index
# Set the log setting on the new connection.
if self.reopen:
if self.connreopen:
self.uselog = 'enabled=true'
conn_logged = 1
else:
self.uselog = 'enabled=false'
conn_logged = 0
self.conn.close()
self.ConnectionOpen()
self.session.alter(uri, alter_param)
if special:
self.session.alter(suburi, alter_param)
self.verify_metadata(log_str)
# Put some more data in table.
c = self.session.open_cursor(uri, None)
if self.logalter:
myvalue = self.value
else:
myvalue = self.value2
for k in range(self.entries):
c[k + self.entries] = myvalue
c.close()
# If we logged the new connection and the table, add in the
# number of keys we expect.
expected_keys += conn_logged * table_logged * self.entries
# if self.logalter and self.connreopen == self.reopen:
# expected_keys += self.entries
# If we logged the connection at any time then check
# the log records.
if self.conncreate or (self.connreopen and self.reopen):
self.pr("EXPECTED KEYS 2: " + str(expected_keys))
self.verify_logrecs(expected_keys)
if __name__ == '__main__':
wttest.run()
|