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
|
#
# Test cases for stored procedure BF aborts.
#
--source include/galera_cluster.inc
--source include/galera_have_debug_sync.inc
--connection node_1
CREATE TABLE t1 (f1 INTEGER PRIMARY KEY, f2 CHAR(1));
# Control connection for Galera sync point management
--connect node_1a, 127.0.0.1, root, , test, $NODE_MYPORT_1
--connection node_1a
SET SESSION wsrep_sync_wait = 0;
--connection node_1
#
# Case 1a: Procedure does and UPDATE which will suffer BF abort
# but there is no actual conflict and non-conflicting INSERT.
# The expected outcome is that both UPDATE and INSERT will succedd
# and no errors are reported to the client, wsrep_local_replays is
# incremented by one.
#
DELIMITER |;
CREATE PROCEDURE proc_update_insert()
BEGIN
UPDATE t1 SET f2 = 'b';
INSERT INTO t1 VALUES (4, 'd');
END|
DELIMITER ;|
INSERT INTO t1 VALUES (1, 'a'), (3, 'a');
SET SESSION wsrep_sync_wait = 0;
--let $wsrep_local_replays_orig = `SELECT VARIABLE_VALUE FROM information_schema.global_status WHERE VARIABLE_NAME = 'wsrep_local_replays'`
--let $galera_sp_bf_abort_proc = proc_update_insert
--let $galera_sp_bf_abort_conflict = INSERT INTO t1 VALUES (2, 'c')
--source galera_sp_bf_abort.inc
--connection node_1
--reap
SET SESSION wsrep_sync_wait = default;
SELECT * FROM t1;
--let $wsrep_local_replays_curr = `SELECT VARIABLE_VALUE FROM information_schema.global_status WHERE VARIABLE_NAME = 'wsrep_local_replays'`
--disable_query_log
--eval SELECT $wsrep_local_replays_curr - $wsrep_local_replays_orig = 1 AS wsrep_local_replays;
--enable_query_log
DELETE FROM t1;
--connection node_1
#
# Case 1b: Procedure does and UPDATE which will suffer BF abort
# but there is no actual conflict and non-conflicting INSERT.
# An EXIT HANDLER is declared for the procedure.
# The expected outcome is that both UPDATE and INSERT will succedd
# and no errors are reported to the client, wsrep_local_replays is
# incremented by one.
#
DELIMITER |;
CREATE PROCEDURE proc_update_insert_with_exit_handler()
BEGIN
DECLARE EXIT HANDLER FOR SQLEXCEPTION BEGIN END;
UPDATE t1 SET f2 = 'b';
INSERT INTO t1 VALUES (4, 'd');
END|
DELIMITER ;|
INSERT INTO t1 VALUES (1, 'a'), (3, 'a');
SET SESSION wsrep_sync_wait = 0;
--let $wsrep_local_replays_orig = `SELECT VARIABLE_VALUE FROM information_schema.global_status WHERE VARIABLE_NAME = 'wsrep_local_replays'`
--let $galera_sp_bf_abort_proc = proc_update_insert_with_exit_handler
--let $galera_sp_bf_abort_conflict = INSERT INTO t1 VALUES (2, 'c')
--source galera_sp_bf_abort.inc
--connection node_1
--reap
SET SESSION wsrep_sync_wait = default;
SELECT * FROM t1;
--let $wsrep_local_replays_curr = `SELECT VARIABLE_VALUE FROM information_schema.global_status WHERE VARIABLE_NAME = 'wsrep_local_replays'`
--disable_query_log
--eval SELECT $wsrep_local_replays_curr - $wsrep_local_replays_orig = 1 AS wsrep_local_replays;
--enable_query_log
DELETE FROM t1;
--connection node_1
#
# Case 1c: Procedure does and UPDATE which will suffer BF abort
# but there is no actual conflict and non-conflicting INSERT.
# A CONTINUE HANDLER is declared for the procedure.
# The expected outcome is that both UPDATE and INSERT will succedd
# and no errors are reported to the client, wsrep_local_replays is
# incremented by one.
#
DELIMITER |;
CREATE PROCEDURE proc_update_insert_with_continue_handler()
BEGIN
DECLARE CONTINUE HANDLER FOR SQLEXCEPTION BEGIN END;
UPDATE t1 SET f2 = 'b';
INSERT INTO t1 VALUES (4, 'd');
END|
DELIMITER ;|
INSERT INTO t1 VALUES (1, 'a'), (3, 'a');
SET SESSION wsrep_sync_wait = 0;
--let $wsrep_local_replays_orig = `SELECT VARIABLE_VALUE FROM information_schema.global_status WHERE VARIABLE_NAME = 'wsrep_local_replays'`
--let $galera_sp_bf_abort_proc = proc_update_insert_with_continue_handler
--let $galera_sp_bf_abort_conflict = INSERT INTO t1 VALUES (2, 'c')
--source galera_sp_bf_abort.inc
--connection node_1
--reap
SET SESSION wsrep_sync_wait = default;
SELECT * FROM t1;
--let $wsrep_local_replays_curr = `SELECT VARIABLE_VALUE FROM information_schema.global_status WHERE VARIABLE_NAME = 'wsrep_local_replays'`
--disable_query_log
--eval SELECT $wsrep_local_replays_curr - $wsrep_local_replays_orig = 1 AS wsrep_local_replays;
--enable_query_log
DELETE FROM t1;
--connection node_1
#
# Case 2a: UPDATE and INSERT are run inside a transaction and the transaction
# will be BF aborted on COMMIT. The expected outcome is that the transaction
# succeeds and no errors are reported to the client, wsrep_local_replays
# is incremented by one.
#
DELIMITER |;
CREATE PROCEDURE proc_update_insert_transaction()
BEGIN
START TRANSACTION;
UPDATE t1 SET f2 = 'b';
INSERT INTO t1 VALUES (4, 'd');
COMMIT;
END|
DELIMITER ;|
INSERT INTO t1 VALUES (1, 'a'), (3, 'a');
--let $wsrep_local_replays_orig = `SELECT VARIABLE_VALUE FROM information_schema.global_status WHERE VARIABLE_NAME = 'wsrep_local_replays'`
--let $galera_sp_bf_abort_proc = proc_update_insert_transaction
--let $galera_sp_bf_abort_conflict = INSERT INTO t1 VALUES (2, 'c')
SET SESSION wsrep_sync_wait = 0;
--source galera_sp_bf_abort.inc
--connection node_1
--reap
SET SESSION wsrep_sync_wait = default;
SELECT * FROM t1;
--let $wsrep_local_replays_curr = `SELECT VARIABLE_VALUE FROM information_schema.global_status WHERE VARIABLE_NAME = 'wsrep_local_replays'`
--disable_query_log
--eval SELECT $wsrep_local_replays_curr - $wsrep_local_replays_orig = 1 AS wsrep_local_replays;
--enable_query_log
DELETE FROM t1;
--connection node_1
#
# Case 2b: UPDATE and INSERT are run inside a transaction and the transaction
# will be BF aborted on COMMIT. A CONTINUE HANDLER is declared for the
# procedure. The expected outcome is that the transaction
# succeeds and no errors are reported to the client, wsrep_local_replays
# is incremented by one.
#
DELIMITER |;
CREATE PROCEDURE proc_update_insert_transaction_with_continue_handler()
BEGIN
DECLARE CONTINUE HANDLER FOR SQLEXCEPTION BEGIN END;
START TRANSACTION;
UPDATE t1 SET f2 = 'b';
INSERT INTO t1 VALUES (4, 'd');
COMMIT;
END|
DELIMITER ;|
INSERT INTO t1 VALUES (1, 'a'), (3, 'a');
--let $wsrep_local_replays_orig = `SELECT VARIABLE_VALUE FROM information_schema.global_status WHERE VARIABLE_NAME = 'wsrep_local_replays'`
--let $galera_sp_bf_abort_proc = proc_update_insert_transaction_with_continue_handler
--let $galera_sp_bf_abort_conflict = INSERT INTO t1 VALUES (2, 'c')
SET SESSION wsrep_sync_wait = 0;
--source galera_sp_bf_abort.inc
--connection node_1
--reap
SET SESSION wsrep_sync_wait = default;
SELECT * FROM t1;
--let $wsrep_local_replays_curr = `SELECT VARIABLE_VALUE FROM information_schema.global_status WHERE VARIABLE_NAME = 'wsrep_local_replays'`
--disable_query_log
--eval SELECT $wsrep_local_replays_curr - $wsrep_local_replays_orig = 1 AS wsrep_local_replays;
--enable_query_log
DELETE FROM t1;
--connection node_1
#
# Case 2c: UPDATE and INSERT are run inside a transaction and the transaction
# will be BF aborted on COMMIT. An EXIT HANDLE is declared for the procedure.
# The expected outcome is that the transaction succeeds and no errors are
# reported to the client, wsrep_local_replays is incremented by one.
#
DELIMITER |;
CREATE PROCEDURE proc_update_insert_transaction_with_exit_handler()
BEGIN
DECLARE EXIT HANDLER FOR SQLEXCEPTION BEGIN END;
START TRANSACTION;
UPDATE t1 SET f2 = 'b';
INSERT INTO t1 VALUES (4, 'd');
COMMIT;
END|
DELIMITER ;|
INSERT INTO t1 VALUES (1, 'a'), (3, 'a');
--let $wsrep_local_replays_orig = `SELECT VARIABLE_VALUE FROM information_schema.global_status WHERE VARIABLE_NAME = 'wsrep_local_replays'`
--let $galera_sp_bf_abort_proc = proc_update_insert_transaction_with_exit_handler
--let $galera_sp_bf_abort_conflict = INSERT INTO t1 VALUES (2, 'c')
SET SESSION wsrep_sync_wait = 0;
--source galera_sp_bf_abort.inc
--connection node_1
--reap
SET SESSION wsrep_sync_wait = default;
SELECT * FROM t1;
--let $wsrep_local_replays_curr = `SELECT VARIABLE_VALUE FROM information_schema.global_status WHERE VARIABLE_NAME = 'wsrep_local_replays'`
--disable_query_log
--eval SELECT $wsrep_local_replays_curr - $wsrep_local_replays_orig = 1 AS wsrep_local_replays;
--enable_query_log
DELETE FROM t1;
--connection node_1
#
# Case 3a: Two INSERTs are run inside stored procedure, this time
# the first INSERT will have a BF abort and real conflict. The expected outcome
# is that the INSERT fails and an error is reported to the client.
# wsrep_local_replays is not incremented.
#
# Notice that the resulting error code may be both
# ER_DUP_ENTRY (procedure will exit with cert failure conflict state and
# will be) or ER_LOCK_DEADLOCK depending on timing.
#
DELIMITER |;
CREATE PROCEDURE proc_insert_insert_conflict()
BEGIN
INSERT INTO t1 VALUES (2, 'd');
INSERT INTO t1 VALUES (4, 'd');
END|
DELIMITER ;|
INSERT INTO t1 VALUES (1, 'a'), (3, 'a');
--let $wsrep_local_replays_orig = `SELECT VARIABLE_VALUE FROM information_schema.global_status WHERE VARIABLE_NAME = 'wsrep_local_replays'`
--let $galera_sp_bf_abort_proc = proc_insert_insert_conflict
--let $galera_sp_bf_abort_conflict = INSERT INTO t1 VALUES (2, 'c')
SET SESSION wsrep_sync_wait = 0;
--source galera_sp_bf_abort.inc
--connection node_1
--error ER_DUP_ENTRY,ER_LOCK_DEADLOCK
--reap
SET SESSION wsrep_sync_wait = default;
SELECT * FROM t1;
--let $wsrep_local_replays_curr = `SELECT VARIABLE_VALUE FROM information_schema.global_status WHERE VARIABLE_NAME = 'wsrep_local_replays'`
--disable_query_log
--eval SELECT $wsrep_local_replays_curr - $wsrep_local_replays_orig = 0 AS wsrep_local_replays;
--enable_query_log
DELETE FROM t1;
--connection node_1
#
# Case 3b: Two INSERTs are run inside stored procedure, this time
# the first INSERT will have a BF abort and real conflict.
# An EXIT HANDLER is declared for the procedure. The expected outcome
# is that the INSERT fails and an error is reported to the client.
# wsrep_local_replays is not incremented.
#
DELIMITER |;
CREATE PROCEDURE proc_insert_insert_conflict_with_exit_handler()
BEGIN
DECLARE EXIT HANDLER FOR SQLEXCEPTION SELECT "Conflict exit handler";
INSERT INTO t1 VALUES (2, 'd');
INSERT INTO t1 VALUES (4, 'd');
END|
DELIMITER ;|
INSERT INTO t1 VALUES (1, 'a'), (3, 'a');
--let $wsrep_local_replays_orig = `SELECT VARIABLE_VALUE FROM information_schema.global_status WHERE VARIABLE_NAME = 'wsrep_local_replays'`
--let $galera_sp_bf_abort_proc = proc_insert_insert_conflict_with_exit_handler
--let $galera_sp_bf_abort_conflict = INSERT INTO t1 VALUES (2, 'c')
SET SESSION wsrep_sync_wait = 0;
--source galera_sp_bf_abort.inc
--connection node_1
--reap
SET SESSION wsrep_sync_wait = default;
SELECT * FROM t1;
--let $wsrep_local_replays_curr = `SELECT VARIABLE_VALUE FROM information_schema.global_status WHERE VARIABLE_NAME = 'wsrep_local_replays'`
--disable_query_log
--eval SELECT $wsrep_local_replays_curr - $wsrep_local_replays_orig = 0 AS wsrep_local_replays;
--enable_query_log
DELETE FROM t1;
--connection node_1
#
# Case 3c: Two INSERTs are run inside stored procedure, this time
# the first INSERT will have a BF abort and real conflict.
# A CONTINUE HANDLER is declared for the procedure. The expected outcome
# is that the the first INSERT fails but the second is executed without
# errors. wsrep_local_replays is not incremented.
#
DELIMITER |;
CREATE PROCEDURE proc_insert_insert_conflict_with_continue_handler()
BEGIN
DECLARE CONTINUE HANDLER FOR SQLEXCEPTION SELECT "Conflict continue handler";
INSERT INTO t1 VALUES (2, 'd');
INSERT INTO t1 VALUES (4, 'd');
END|
DELIMITER ;|
INSERT INTO t1 VALUES (1, 'a'), (3, 'a');
--let $wsrep_local_replays_orig = `SELECT VARIABLE_VALUE FROM information_schema.global_status WHERE VARIABLE_NAME = 'wsrep_local_replays'`
--let $galera_sp_bf_abort_proc = proc_insert_insert_conflict_with_continue_handler
--let $galera_sp_bf_abort_conflict = INSERT INTO t1 VALUES (2, 'c')
SET SESSION wsrep_sync_wait = 0;
--source galera_sp_bf_abort.inc
--connection node_1
--reap
SET SESSION wsrep_sync_wait = default;
SELECT * FROM t1;
--let $wsrep_local_replays_curr = `SELECT VARIABLE_VALUE FROM information_schema.global_status WHERE VARIABLE_NAME = 'wsrep_local_replays'`
--disable_query_log
--eval SELECT $wsrep_local_replays_curr - $wsrep_local_replays_orig = 0 AS wsrep_local_replays;
--enable_query_log
DELETE FROM t1;
DROP PROCEDURE proc_update_insert;
DROP PROCEDURE proc_update_insert_with_continue_handler;
DROP PROCEDURE proc_update_insert_with_exit_handler;
DROP PROCEDURE proc_update_insert_transaction;
DROP PROCEDURE proc_update_insert_transaction_with_continue_handler;
DROP PROCEDURE proc_update_insert_transaction_with_exit_handler;
DROP PROCEDURE proc_insert_insert_conflict;
DROP PROCEDURE proc_insert_insert_conflict_with_exit_handler;
DROP PROCEDURE proc_insert_insert_conflict_with_continue_handler;
DROP TABLE t1;
|