/
guc_privs.out
586 lines (530 loc) · 21.6 KB
/
guc_privs.out
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
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
--
-- Tests for privileges on GUCs.
-- This is unsafe because changes will affect other databases in the cluster.
--
-- Test with a superuser role.
CREATE ROLE regress_admin SUPERUSER;
-- Perform operations as user 'regress_admin'.
SET SESSION AUTHORIZATION regress_admin;
-- PGC_BACKEND
SET ignore_system_indexes = OFF; -- fail, cannot be set after connection start
ERROR: parameter "ignore_system_indexes" cannot be set after connection start
RESET ignore_system_indexes; -- fail, cannot be set after connection start
ERROR: parameter "ignore_system_indexes" cannot be set after connection start
ALTER SYSTEM SET ignore_system_indexes = OFF; -- ok
ALTER SYSTEM RESET ignore_system_indexes; -- ok
-- PGC_INTERNAL
SET block_size = 50; -- fail, cannot be changed
ERROR: parameter "block_size" cannot be changed
RESET block_size; -- fail, cannot be changed
ERROR: parameter "block_size" cannot be changed
ALTER SYSTEM SET block_size = 50; -- fail, cannot be changed
ERROR: parameter "block_size" cannot be changed
ALTER SYSTEM RESET block_size; -- fail, cannot be changed
ERROR: parameter "block_size" cannot be changed
-- PGC_POSTMASTER
SET autovacuum_freeze_max_age = 1000050000; -- fail, requires restart
ERROR: parameter "autovacuum_freeze_max_age" cannot be changed without restarting the server
RESET autovacuum_freeze_max_age; -- fail, requires restart
ERROR: parameter "autovacuum_freeze_max_age" cannot be changed without restarting the server
ALTER SYSTEM SET autovacuum_freeze_max_age = 1000050000; -- ok
ALTER SYSTEM RESET autovacuum_freeze_max_age; -- ok
ALTER SYSTEM SET config_file = '/usr/local/data/postgresql.conf'; -- fail, cannot be changed
ERROR: parameter "config_file" cannot be changed
ALTER SYSTEM RESET config_file; -- fail, cannot be changed
ERROR: parameter "config_file" cannot be changed
-- PGC_SIGHUP
SET autovacuum = OFF; -- fail, requires reload
ERROR: parameter "autovacuum" cannot be changed now
RESET autovacuum; -- fail, requires reload
ERROR: parameter "autovacuum" cannot be changed now
ALTER SYSTEM SET autovacuum = OFF; -- ok
ALTER SYSTEM RESET autovacuum; -- ok
-- PGC_SUSET
SET lc_messages = 'C'; -- ok
RESET lc_messages; -- ok
ALTER SYSTEM SET lc_messages = 'C'; -- ok
ALTER SYSTEM RESET lc_messages; -- ok
-- PGC_SU_BACKEND
SET jit_debugging_support = OFF; -- fail, cannot be set after connection start
ERROR: parameter "jit_debugging_support" cannot be set after connection start
RESET jit_debugging_support; -- fail, cannot be set after connection start
ERROR: parameter "jit_debugging_support" cannot be set after connection start
ALTER SYSTEM SET jit_debugging_support = OFF; -- ok
ALTER SYSTEM RESET jit_debugging_support; -- ok
-- PGC_USERSET
SET DateStyle = 'ISO, MDY'; -- ok
RESET DateStyle; -- ok
ALTER SYSTEM SET DateStyle = 'ISO, MDY'; -- ok
ALTER SYSTEM RESET DateStyle; -- ok
ALTER SYSTEM SET ssl_renegotiation_limit = 0; -- fail, cannot be changed
ERROR: parameter "ssl_renegotiation_limit" cannot be changed
ALTER SYSTEM RESET ssl_renegotiation_limit; -- fail, cannot be changed
ERROR: parameter "ssl_renegotiation_limit" cannot be changed
-- Finished testing superuser
-- Create non-superuser with privileges to configure host resource usage
CREATE ROLE regress_host_resource_admin NOSUPERUSER;
-- Revoke privileges not yet granted
REVOKE SET, ALTER SYSTEM ON PARAMETER work_mem FROM regress_host_resource_admin;
REVOKE SET, ALTER SYSTEM ON PARAMETER zero_damaged_pages FROM regress_host_resource_admin;
-- Check the new role does not yet have privileges on parameters
SELECT has_parameter_privilege('regress_host_resource_admin', 'work_mem', 'SET, ALTER SYSTEM');
has_parameter_privilege
-------------------------
f
(1 row)
SELECT has_parameter_privilege('regress_host_resource_admin', 'work_mem', 'SET');
has_parameter_privilege
-------------------------
f
(1 row)
SELECT has_parameter_privilege('regress_host_resource_admin', 'work_mem', 'ALTER SYSTEM');
has_parameter_privilege
-------------------------
f
(1 row)
-- Check inappropriate and nonsense privilege types
SELECT has_parameter_privilege('regress_host_resource_admin', 'work_mem', 'SELECT, UPDATE, CREATE');
ERROR: unrecognized privilege type: "SELECT"
SELECT has_parameter_privilege('regress_host_resource_admin', 'work_mem', 'USAGE');
ERROR: unrecognized privilege type: "USAGE"
SELECT has_parameter_privilege('regress_host_resource_admin', 'work_mem', 'WHATEVER');
ERROR: unrecognized privilege type: "WHATEVER"
-- Revoke, grant, and revoke again a SUSET parameter not yet granted
SELECT has_parameter_privilege('regress_host_resource_admin', 'zero_damaged_pages', 'SET');
has_parameter_privilege
-------------------------
f
(1 row)
SELECT has_parameter_privilege('regress_host_resource_admin', 'zero_damaged_pages', 'ALTER SYSTEM');
has_parameter_privilege
-------------------------
f
(1 row)
REVOKE SET ON PARAMETER zero_damaged_pages FROM regress_host_resource_admin;
SELECT has_parameter_privilege('regress_host_resource_admin', 'zero_damaged_pages', 'SET');
has_parameter_privilege
-------------------------
f
(1 row)
SELECT has_parameter_privilege('regress_host_resource_admin', 'zero_damaged_pages', 'ALTER SYSTEM');
has_parameter_privilege
-------------------------
f
(1 row)
GRANT SET ON PARAMETER zero_damaged_pages TO regress_host_resource_admin;
SELECT has_parameter_privilege('regress_host_resource_admin', 'zero_damaged_pages', 'SET');
has_parameter_privilege
-------------------------
t
(1 row)
SELECT has_parameter_privilege('regress_host_resource_admin', 'zero_damaged_pages', 'ALTER SYSTEM');
has_parameter_privilege
-------------------------
f
(1 row)
REVOKE SET ON PARAMETER zero_damaged_pages FROM regress_host_resource_admin;
SELECT has_parameter_privilege('regress_host_resource_admin', 'zero_damaged_pages', 'SET');
has_parameter_privilege
-------------------------
f
(1 row)
SELECT has_parameter_privilege('regress_host_resource_admin', 'zero_damaged_pages', 'ALTER SYSTEM');
has_parameter_privilege
-------------------------
f
(1 row)
-- Revoke, grant, and revoke again a USERSET parameter not yet granted
SELECT has_parameter_privilege('regress_host_resource_admin', 'work_mem', 'SET');
has_parameter_privilege
-------------------------
f
(1 row)
SELECT has_parameter_privilege('regress_host_resource_admin', 'work_mem', 'ALTER SYSTEM');
has_parameter_privilege
-------------------------
f
(1 row)
REVOKE SET ON PARAMETER work_mem FROM regress_host_resource_admin;
SELECT has_parameter_privilege('regress_host_resource_admin', 'work_mem', 'SET');
has_parameter_privilege
-------------------------
f
(1 row)
SELECT has_parameter_privilege('regress_host_resource_admin', 'work_mem', 'ALTER SYSTEM');
has_parameter_privilege
-------------------------
f
(1 row)
GRANT SET ON PARAMETER work_mem TO regress_host_resource_admin;
SELECT has_parameter_privilege('regress_host_resource_admin', 'work_mem', 'SET');
has_parameter_privilege
-------------------------
t
(1 row)
SELECT has_parameter_privilege('regress_host_resource_admin', 'work_mem', 'ALTER SYSTEM');
has_parameter_privilege
-------------------------
f
(1 row)
REVOKE SET ON PARAMETER work_mem FROM regress_host_resource_admin;
SELECT has_parameter_privilege('regress_host_resource_admin', 'work_mem', 'SET');
has_parameter_privilege
-------------------------
f
(1 row)
SELECT has_parameter_privilege('regress_host_resource_admin', 'work_mem', 'ALTER SYSTEM');
has_parameter_privilege
-------------------------
f
(1 row)
-- Revoke privileges from a non-existent custom GUC. This should not create
-- entries in the catalog.
REVOKE ALL ON PARAMETER "none.such" FROM regress_host_resource_admin;
SELECT 1 FROM pg_parameter_acl WHERE parname = 'none.such';
?column?
----------
(0 rows)
-- Grant and then revoke privileges on the non-existent custom GUC. Check that
-- a do-nothing entry is not left in the catalogs after the revoke.
GRANT ALL ON PARAMETER none.such TO regress_host_resource_admin;
SELECT 1 FROM pg_parameter_acl WHERE parname = 'none.such';
?column?
----------
1
(1 row)
REVOKE ALL ON PARAMETER "None.Such" FROM regress_host_resource_admin;
SELECT 1 FROM pg_parameter_acl WHERE parname = 'none.such';
?column?
----------
(0 rows)
-- Superuser should be able to ALTER SYSTEM SET a non-existent custom GUC.
ALTER SYSTEM SET none.such = 'whiz bang';
-- None of the above should have created a placeholder GUC for none.such.
SHOW none.such; -- error
ERROR: unrecognized configuration parameter "none.such"
-- However, if we reload ...
SELECT pg_reload_conf();
pg_reload_conf
----------------
t
(1 row)
-- and start a new session to avoid race condition ...
\c -
SET SESSION AUTHORIZATION regress_admin;
-- then it should be there.
SHOW none.such;
none.such
-----------
whiz bang
(1 row)
-- Can't grant on a non-existent core GUC.
GRANT ALL ON PARAMETER no_such_guc TO regress_host_resource_admin; -- fail
ERROR: unrecognized configuration parameter "no_such_guc"
-- Initially there are no privileges and no catalog entry for this GUC.
SELECT has_parameter_privilege('regress_host_resource_admin', 'enable_material', 'SET');
has_parameter_privilege
-------------------------
f
(1 row)
SELECT has_parameter_privilege('regress_host_resource_admin', 'enable_material', 'ALTER SYSTEM');
has_parameter_privilege
-------------------------
f
(1 row)
SELECT has_parameter_privilege('regress_host_resource_admin', 'enable_material', 'SET, ALTER SYSTEM');
has_parameter_privilege
-------------------------
f
(1 row)
SELECT 1 FROM pg_parameter_acl WHERE parname = 'enable_material';
?column?
----------
(0 rows)
-- GRANT SET creates an entry:
GRANT SET ON PARAMETER enable_material TO PUBLIC;
SELECT has_parameter_privilege('regress_host_resource_admin', 'enable_material', 'SET');
has_parameter_privilege
-------------------------
t
(1 row)
SELECT has_parameter_privilege('regress_host_resource_admin', 'enable_material', 'ALTER SYSTEM');
has_parameter_privilege
-------------------------
f
(1 row)
SELECT has_parameter_privilege('regress_host_resource_admin', 'enable_material', 'SET, ALTER SYSTEM');
has_parameter_privilege
-------------------------
t
(1 row)
SELECT 1 FROM pg_parameter_acl WHERE parname = 'enable_material';
?column?
----------
1
(1 row)
-- Now grant ALTER SYSTEM:
GRANT ALL ON PARAMETER enable_material TO PUBLIC;
SELECT has_parameter_privilege('regress_host_resource_admin', 'enable_material', 'SET');
has_parameter_privilege
-------------------------
t
(1 row)
SELECT has_parameter_privilege('regress_host_resource_admin', 'enable_material', 'ALTER SYSTEM');
has_parameter_privilege
-------------------------
t
(1 row)
SELECT has_parameter_privilege('regress_host_resource_admin', 'enable_material', 'SET, ALTER SYSTEM');
has_parameter_privilege
-------------------------
t
(1 row)
SELECT 1 FROM pg_parameter_acl WHERE parname = 'enable_material';
?column?
----------
1
(1 row)
-- REVOKE ALTER SYSTEM brings us back to just the SET privilege:
REVOKE ALTER SYSTEM ON PARAMETER enable_material FROM PUBLIC;
SELECT has_parameter_privilege('regress_host_resource_admin', 'enable_material', 'SET');
has_parameter_privilege
-------------------------
t
(1 row)
SELECT has_parameter_privilege('regress_host_resource_admin', 'enable_material', 'ALTER SYSTEM');
has_parameter_privilege
-------------------------
f
(1 row)
SELECT has_parameter_privilege('regress_host_resource_admin', 'enable_material', 'SET, ALTER SYSTEM');
has_parameter_privilege
-------------------------
t
(1 row)
SELECT 1 FROM pg_parameter_acl WHERE parname = 'enable_material';
?column?
----------
1
(1 row)
-- And this should remove the entry altogether:
REVOKE SET ON PARAMETER enable_material FROM PUBLIC;
SELECT 1 FROM pg_parameter_acl WHERE parname = 'enable_material';
?column?
----------
(0 rows)
-- Grant privileges on parameters to the new non-superuser role
GRANT SET, ALTER SYSTEM ON PARAMETER
autovacuum_work_mem, hash_mem_multiplier, max_stack_depth,
shared_buffers, temp_file_limit, work_mem
TO regress_host_resource_admin;
-- Check the new role now has privileges on parameters
SELECT has_parameter_privilege('regress_host_resource_admin', 'work_mem', 'SET, ALTER SYSTEM');
has_parameter_privilege
-------------------------
t
(1 row)
SELECT has_parameter_privilege('regress_host_resource_admin', 'work_mem', 'SET');
has_parameter_privilege
-------------------------
t
(1 row)
SELECT has_parameter_privilege('regress_host_resource_admin', 'work_mem', 'ALTER SYSTEM');
has_parameter_privilege
-------------------------
t
(1 row)
SELECT has_parameter_privilege('regress_host_resource_admin', 'work_mem', 'SET WITH GRANT OPTION, ALTER SYSTEM WITH GRANT OPTION');
has_parameter_privilege
-------------------------
f
(1 row)
-- Check again the inappropriate and nonsense privilege types. The prior
-- similar check was performed before any entry for work_mem existed.
SELECT has_parameter_privilege('regress_host_resource_admin', 'work_mem', 'SELECT, UPDATE, CREATE');
ERROR: unrecognized privilege type: "SELECT"
SELECT has_parameter_privilege('regress_host_resource_admin', 'work_mem', 'USAGE');
ERROR: unrecognized privilege type: "USAGE"
SELECT has_parameter_privilege('regress_host_resource_admin', 'work_mem', 'WHATEVER');
ERROR: unrecognized privilege type: "WHATEVER"
SELECT has_parameter_privilege('regress_host_resource_admin', 'work_mem', 'WHATEVER WITH GRANT OPTION');
ERROR: unrecognized privilege type: "WHATEVER WITH GRANT OPTION"
-- Check other function signatures
SELECT has_parameter_privilege((SELECT oid FROM pg_catalog.pg_authid WHERE rolname = 'regress_host_resource_admin'),
'max_stack_depth',
'SET');
has_parameter_privilege
-------------------------
t
(1 row)
SELECT has_parameter_privilege('hash_mem_multiplier', 'set');
has_parameter_privilege
-------------------------
t
(1 row)
-- Check object identity functions
SELECT pg_describe_object(tableoid, oid, 0)
FROM pg_parameter_acl WHERE parname = 'work_mem';
pg_describe_object
--------------------
parameter work_mem
(1 row)
SELECT pg_identify_object(tableoid, oid, 0)
FROM pg_parameter_acl WHERE parname = 'work_mem';
pg_identify_object
------------------------------
("parameter ACL",,,work_mem)
(1 row)
SELECT pg_identify_object_as_address(tableoid, oid, 0)
FROM pg_parameter_acl WHERE parname = 'work_mem';
pg_identify_object_as_address
---------------------------------
("parameter ACL",{work_mem},{})
(1 row)
SELECT classid::regclass,
(SELECT parname FROM pg_parameter_acl WHERE oid = goa.objid) AS parname,
objsubid
FROM pg_get_object_address('parameter ACL', '{work_mem}', '{}') goa;
classid | parname | objsubid
------------------+----------+----------
pg_parameter_acl | work_mem | 0
(1 row)
-- Make a per-role setting that regress_host_resource_admin can't change
ALTER ROLE regress_host_resource_admin SET lc_messages = 'C';
-- Perform some operations as user 'regress_host_resource_admin'
SET SESSION AUTHORIZATION regress_host_resource_admin;
ALTER SYSTEM SET autovacuum_work_mem = 32; -- ok, privileges have been granted
ALTER SYSTEM SET ignore_system_indexes = OFF; -- fail, insufficient privileges
ERROR: permission denied to set parameter "ignore_system_indexes"
ALTER SYSTEM RESET autovacuum_multixact_freeze_max_age; -- fail, insufficient privileges
ERROR: permission denied to set parameter "autovacuum_multixact_freeze_max_age"
SET jit_provider = 'llvmjit'; -- fail, insufficient privileges
ERROR: parameter "jit_provider" cannot be changed without restarting the server
SELECT set_config ('jit_provider', 'llvmjit', true); -- fail, insufficient privileges
ERROR: parameter "jit_provider" cannot be changed without restarting the server
ALTER SYSTEM SET shared_buffers = 50; -- ok
ALTER SYSTEM RESET shared_buffers; -- ok
SET autovacuum_work_mem = 50; -- cannot be changed now
ERROR: parameter "autovacuum_work_mem" cannot be changed now
ALTER SYSTEM RESET temp_file_limit; -- ok
SET TimeZone = 'Europe/Helsinki'; -- ok
RESET TimeZone; -- ok
SET max_stack_depth = '100kB'; -- ok, privileges have been granted
RESET max_stack_depth; -- ok, privileges have been granted
ALTER SYSTEM SET max_stack_depth = '100kB'; -- ok, privileges have been granted
ALTER SYSTEM RESET max_stack_depth; -- ok, privileges have been granted
SET lc_messages = 'C'; -- fail, insufficient privileges
ERROR: permission denied to set parameter "lc_messages"
RESET lc_messages; -- fail, insufficient privileges
ERROR: permission denied to set parameter "lc_messages"
ALTER SYSTEM SET lc_messages = 'C'; -- fail, insufficient privileges
ERROR: permission denied to set parameter "lc_messages"
ALTER SYSTEM RESET lc_messages; -- fail, insufficient privileges
ERROR: permission denied to set parameter "lc_messages"
SELECT set_config ('temp_buffers', '8192', false); -- ok
set_config
------------
64MB
(1 row)
ALTER SYSTEM RESET autovacuum_work_mem; -- ok, privileges have been granted
ALTER SYSTEM RESET ALL; -- fail, insufficient privileges
ERROR: permission denied to perform ALTER SYSTEM RESET ALL
ALTER SYSTEM SET none.such2 = 'whiz bang'; -- fail, not superuser
ERROR: permission denied to set parameter "none.such2"
ALTER ROLE regress_host_resource_admin SET lc_messages = 'POSIX'; -- fail
ERROR: permission denied to set parameter "lc_messages"
ALTER ROLE regress_host_resource_admin SET max_stack_depth = '1MB'; -- ok
SELECT setconfig FROM pg_db_role_setting
WHERE setrole = 'regress_host_resource_admin'::regrole;
setconfig
-------------------------------------
{lc_messages=C,max_stack_depth=1MB}
(1 row)
ALTER ROLE regress_host_resource_admin RESET max_stack_depth; -- ok
SELECT setconfig FROM pg_db_role_setting
WHERE setrole = 'regress_host_resource_admin'::regrole;
setconfig
-----------------
{lc_messages=C}
(1 row)
ALTER ROLE regress_host_resource_admin SET max_stack_depth = '1MB'; -- ok
SELECT setconfig FROM pg_db_role_setting
WHERE setrole = 'regress_host_resource_admin'::regrole;
setconfig
-------------------------------------
{lc_messages=C,max_stack_depth=1MB}
(1 row)
ALTER ROLE regress_host_resource_admin RESET ALL; -- doesn't reset lc_messages
SELECT setconfig FROM pg_db_role_setting
WHERE setrole = 'regress_host_resource_admin'::regrole;
setconfig
-----------------
{lc_messages=C}
(1 row)
-- Check dropping/revoking behavior
SET SESSION AUTHORIZATION regress_admin;
DROP ROLE regress_host_resource_admin; -- fail, privileges remain
ERROR: role "regress_host_resource_admin" cannot be dropped because some objects depend on it
DETAIL: privileges for parameter autovacuum_work_mem
privileges for parameter hash_mem_multiplier
privileges for parameter max_stack_depth
privileges for parameter shared_buffers
privileges for parameter temp_file_limit
privileges for parameter work_mem
-- Use "revoke" to remove the privileges and allow the role to be dropped
REVOKE SET, ALTER SYSTEM ON PARAMETER
autovacuum_work_mem, hash_mem_multiplier, max_stack_depth,
shared_buffers, temp_file_limit, work_mem
FROM regress_host_resource_admin;
DROP ROLE regress_host_resource_admin; -- ok
-- Try that again, but use "drop owned by" instead of "revoke"
CREATE ROLE regress_host_resource_admin NOSUPERUSER;
SET SESSION AUTHORIZATION regress_host_resource_admin;
ALTER SYSTEM SET autovacuum_work_mem = 32; -- fail, privileges not yet granted
ERROR: permission denied to set parameter "autovacuum_work_mem"
SET SESSION AUTHORIZATION regress_admin;
GRANT SET, ALTER SYSTEM ON PARAMETER
autovacuum_work_mem, hash_mem_multiplier, max_stack_depth,
shared_buffers, temp_file_limit, work_mem
TO regress_host_resource_admin;
DROP ROLE regress_host_resource_admin; -- fail, privileges remain
ERROR: role "regress_host_resource_admin" cannot be dropped because some objects depend on it
DETAIL: privileges for parameter autovacuum_work_mem
privileges for parameter hash_mem_multiplier
privileges for parameter max_stack_depth
privileges for parameter shared_buffers
privileges for parameter temp_file_limit
privileges for parameter work_mem
DROP OWNED BY regress_host_resource_admin RESTRICT; -- cascade should not be needed
SET SESSION AUTHORIZATION regress_host_resource_admin;
ALTER SYSTEM SET autovacuum_work_mem = 32; -- fail, "drop owned" has dropped privileges
ERROR: permission denied to set parameter "autovacuum_work_mem"
SET SESSION AUTHORIZATION regress_admin;
DROP ROLE regress_host_resource_admin; -- ok
-- Check that "reassign owned" doesn't affect privileges
CREATE ROLE regress_host_resource_admin NOSUPERUSER;
CREATE ROLE regress_host_resource_newadmin NOSUPERUSER;
GRANT SET, ALTER SYSTEM ON PARAMETER
autovacuum_work_mem, hash_mem_multiplier, max_stack_depth,
shared_buffers, temp_file_limit, work_mem
TO regress_host_resource_admin;
REASSIGN OWNED BY regress_host_resource_admin TO regress_host_resource_newadmin;
SET SESSION AUTHORIZATION regress_host_resource_admin;
ALTER SYSTEM SET autovacuum_work_mem = 32; -- ok, "reassign owned" did not change privileges
ALTER SYSTEM RESET autovacuum_work_mem; -- ok
SET SESSION AUTHORIZATION regress_admin;
DROP ROLE regress_host_resource_admin; -- fail, privileges remain
ERROR: role "regress_host_resource_admin" cannot be dropped because some objects depend on it
DETAIL: privileges for parameter autovacuum_work_mem
privileges for parameter hash_mem_multiplier
privileges for parameter max_stack_depth
privileges for parameter shared_buffers
privileges for parameter temp_file_limit
privileges for parameter work_mem
DROP ROLE regress_host_resource_newadmin; -- ok, nothing was transferred
-- Use "drop owned by" so we can drop the role
DROP OWNED BY regress_host_resource_admin; -- ok
DROP ROLE regress_host_resource_admin; -- ok
-- Clean up
RESET SESSION AUTHORIZATION;
DROP ROLE regress_admin; -- ok