Movatterモバイル変換

[0]ホーム
URL:

Skip to content

Navigation Menu

Sign in
Appearance settings

Search code, repositories, users, issues, pull requests...

Provide feedback

We read every piece of feedback, and take your input very seriously.

Saved searches

Use saved searches to filter your results more quickly

 Sign up
Appearance settings

Commit58118db

Browse files
committed
Add new postgres -O option to allow system table structure changes.
1 parent62a7754 commit58118db

File tree

14 files changed

+57
-71
lines changed

14 files changed

+57
-71
lines changed

‎src/backend/bootstrap/bootstrap.c

Lines changed: 3 additions & 3 deletions
Original file line numberDiff line numberDiff line change
@@ -7,7 +7,7 @@
77
* Copyright (c) 1994, Regents of the University of California
88
*
99
* IDENTIFICATION
10-
* $Header: /cvsroot/pgsql/src/backend/bootstrap/bootstrap.c,v 1.55 1999/02/13 23:14:52 momjian Exp $
10+
* $Header: /cvsroot/pgsql/src/backend/bootstrap/bootstrap.c,v 1.56 1999/03/17 22:52:45 momjian Exp $
1111
*
1212
*-------------------------------------------------------------------------
1313
*/
@@ -182,7 +182,7 @@ static char *relname;/* current relation name */
182182
Form_pg_attributeattrtypes[MAXATTR];/* points to attribute info */
183183
staticchar*values[MAXATTR];/* cooresponding attribute values */
184184
intnumattr;/* number of attributes for cur. rel */
185-
externintfsyncOff;/* do not fsync the database */
185+
externbooldisableFsync;/* do not fsync the database */
186186

187187
/* The test for HAVE_SIGSETJMP fails on Linux 2.0.x because the test
188188
*explicitly disallows sigsetjmp being a #define, which is how it
@@ -335,7 +335,7 @@ BootstrapMain(int argc, char *argv[])
335335
Noversion= true;
336336
break;
337337
case'F':
338-
fsyncOff= true;
338+
disableFsync= true;
339339
break;
340340
case'O':
341341
override= true;

‎src/backend/catalog/aclchk.c

Lines changed: 3 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -7,7 +7,7 @@
77
*
88
*
99
* IDENTIFICATION
10-
* $Header: /cvsroot/pgsql/src/backend/catalog/aclchk.c,v 1.19 1999/02/13 23:14:54 momjian Exp $
10+
* $Header: /cvsroot/pgsql/src/backend/catalog/aclchk.c,v 1.20 1999/03/17 22:52:47 momjian Exp $
1111
*
1212
* NOTES
1313
* See acl.h.
@@ -38,6 +38,7 @@
3838
#include"utils/memutils.h"
3939
#include"utils/syscache.h"
4040
#include"utils/tqual.h"
41+
#include"miscadmin.h"
4142

4243
staticint32aclcheck(char*relname,Acl*acl,AclIdid,AclIdTypeidtype,AclModemode);
4344

@@ -398,7 +399,7 @@ pg_aclcheck(char *relname, char *usename, AclMode mode)
398399
* themselves from themselves.)
399400
*/
400401
if (((mode&ACL_WR)|| (mode&ACL_AP))&&
401-
IsSystemRelationName(relname)&&
402+
!allowSystemTableMods&&IsSystemRelationName(relname)&&
402403
!((Form_pg_shadow)GETSTRUCT(tuple))->usecatupd)
403404
{
404405
elog(DEBUG,"pg_aclcheck: catalog update to \"%s\": permission denied",

‎src/backend/catalog/heap.c

Lines changed: 4 additions & 3 deletions
Original file line numberDiff line numberDiff line change
@@ -7,7 +7,7 @@
77
*
88
*
99
* IDENTIFICATION
10-
* $Header: /cvsroot/pgsql/src/backend/catalog/heap.c,v 1.75 1999/02/23 07:54:03 thomas Exp $
10+
* $Header: /cvsroot/pgsql/src/backend/catalog/heap.c,v 1.76 1999/03/17 22:52:48 momjian Exp $
1111
*
1212
*
1313
* INTERFACE ROUTINES
@@ -195,7 +195,7 @@ heap_create(char *relname,
195195
*/
196196
AssertArg(natts>0);
197197

198-
if (relname&&IsSystemRelationName(relname)&&IsNormalProcessingMode())
198+
if (relname&&!allowSystemTableMods&&IsSystemRelationName(relname)&&IsNormalProcessingMode())
199199
{
200200
elog(ERROR,"Illegal class name '%s'"
201201
"\n\tThe 'pg_' name prefix is reserved for system catalogs",
@@ -1260,7 +1260,8 @@ heap_destroy_with_catalog(char *relname)
12601260
* ----------------
12611261
*/
12621262
/* allow temp of pg_class? Guess so. */
1263-
if (!istemp&&IsSystemRelationName(RelationGetRelationName(rel)->data))
1263+
if (!istemp&&
1264+
!allowSystemTableMods&&IsSystemRelationName(RelationGetRelationName(rel)->data))
12641265
elog(ERROR,"System relation '%s' cannot be destroyed",
12651266
&rel->rd_rel->relname);
12661267

‎src/backend/commands/command.c

Lines changed: 2 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -7,7 +7,7 @@
77
*
88
*
99
* IDENTIFICATION
10-
* $Header: /cvsroot/pgsql/src/backend/commands/Attic/command.c,v 1.39 1999/02/24 17:28:57 momjian Exp $
10+
* $Header: /cvsroot/pgsql/src/backend/commands/Attic/command.c,v 1.40 1999/03/17 22:52:51 momjian Exp $
1111
*
1212
* NOTES
1313
* The PortalExecutorHeapMemory crap needs to be eliminated
@@ -308,7 +308,7 @@ PerformAddAttribute(char *relationName,
308308
*
309309
* normally, only the owner of a class can change its schema.
310310
*/
311-
if (IsSystemRelationName(relationName))
311+
if (!allowSystemTableMods&&IsSystemRelationName(relationName))
312312
elog(ERROR,"PerformAddAttribute: class \"%s\" is a system catalog",
313313
relationName);
314314
#ifndefNO_SECURITY

‎src/backend/commands/rename.c

Lines changed: 4 additions & 4 deletions
Original file line numberDiff line numberDiff line change
@@ -7,7 +7,7 @@
77
*
88
*
99
* IDENTIFICATION
10-
* $Header: /cvsroot/pgsql/src/backend/commands/Attic/rename.c,v 1.21 1999/02/13 23:15:09 momjian Exp $
10+
* $Header: /cvsroot/pgsql/src/backend/commands/Attic/rename.c,v 1.22 1999/03/17 22:52:52 momjian Exp $
1111
*
1212
*-------------------------------------------------------------------------
1313
*/
@@ -81,7 +81,7 @@ renameatt(char *relname,
8181
*
8282
* normally, only the owner of a class can change its schema.
8383
*/
84-
if (IsSystemRelationName(relname))
84+
if (!allowSystemTableMods&&IsSystemRelationName(relname))
8585
elog(ERROR,"renameatt: class \"%s\" is a system catalog",
8686
relname);
8787
#ifndefNO_SECURITY
@@ -207,11 +207,11 @@ renamerel(char *oldrelname, char *newrelname)
207207
newpath[MAXPGPATH];
208208
Relationirelations[Num_pg_class_indices];
209209

210-
if (IsSystemRelationName(oldrelname))
210+
if (!allowSystemTableMods&&IsSystemRelationName(oldrelname))
211211
elog(ERROR,"renamerel: system relation \"%s\" not renamed",
212212
oldrelname);
213213

214-
if (IsSystemRelationName(newrelname))
214+
if (!allowSystemTableMods&&IsSystemRelationName(newrelname))
215215
elog(ERROR,"renamerel: Illegal class name: \"%s\" -- pg_ is reserved for system catalogs",
216216
newrelname);
217217

‎src/backend/commands/trigger.c

Lines changed: 1 addition & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -66,7 +66,7 @@ CreateTrigger(CreateTrigStmt *stmt)
6666
intfound=0;
6767
inti;
6868

69-
if (IsSystemRelationName(stmt->relname))
69+
if (!allowSystemTableMods&&IsSystemRelationName(stmt->relname))
7070
elog(ERROR,"CreateTrigger: can't create trigger for system relation %s",stmt->relname);
7171

7272
#ifndefNO_SECURITY

‎src/backend/parser/gram.c

Lines changed: 1 addition & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -242,7 +242,7 @@
242242
*
243243
*
244244
* IDENTIFICATION
245-
* $Header: /cvsroot/pgsql/src/backend/parser/Attic/gram.c,v 2.81 1999/03/1721:02:50 momjian Exp $
245+
* $Header: /cvsroot/pgsql/src/backend/parser/Attic/gram.c,v 2.82 1999/03/1722:52:57 momjian Exp $
246246
*
247247
* HISTORY
248248
* AUTHORDATEMAJOR EVENT

‎src/backend/storage/file/fd.c

Lines changed: 2 additions & 4 deletions
Original file line numberDiff line numberDiff line change
@@ -6,7 +6,7 @@
66
* Copyright (c) 1994, Regents of the University of California
77
*
88
* IDENTIFICATION
9-
* $Id: fd.c,v 1.37 1999/02/13 23:18:05 momjian Exp $
9+
* $Id: fd.c,v 1.38 1999/03/17 22:53:06 momjian Exp $
1010
*
1111
* NOTES:
1212
*
@@ -168,9 +168,7 @@ static long pg_nofile(void);
168168
int
169169
pg_fsync(intfd)
170170
{
171-
externintfsyncOff;
172-
173-
returnfsyncOff ?0 :fsync(fd);
171+
returndisableFsync ?0 :fsync(fd);
174172
}
175173

176174
#definefsync pg_fsync

‎src/backend/tcop/postgres.c

Lines changed: 13 additions & 4 deletions
Original file line numberDiff line numberDiff line change
@@ -7,7 +7,7 @@
77
*
88
*
99
* IDENTIFICATION
10-
* $Header: /cvsroot/pgsql/src/backend/tcop/postgres.c,v 1.104 1999/02/21 03:49:27 scrappy Exp $
10+
* $Header: /cvsroot/pgsql/src/backend/tcop/postgres.c,v 1.105 1999/03/17 22:53:18 momjian Exp $
1111
*
1212
* NOTES
1313
* this is the "main" module of the postgres backend and
@@ -917,6 +917,7 @@ usage(char *progname)
917917
#ifdefLOCK_MGR_DEBUG
918918
fprintf(stderr,"\t-K \t\tset locking debug level [0|1|2]\n");
919919
#endif
920+
fprintf(stderr,"\t-O \t\tallow system table structure changes\n");
920921
fprintf(stderr,"\t-P port\t\tset port file descriptor\n");
921922
fprintf(stderr,"\t-Q \t\tsuppress informational messages\n");
922923
fprintf(stderr,"\t-S buffers\tset amount of sort memory available\n");
@@ -1017,7 +1018,7 @@ PostgresMain(int argc, char *argv[], int real_argc, char *real_argv[])
10171018
optind=1;/* reset after postmaster usage */
10181019

10191020
while ((flag=getopt(argc,argv,
1020-
"A:B:CD:d:Eef:iK:Lm:MNo:P:pQS:st:v:x:FW:"))
1021+
"A:B:CD:d:Eef:iK:Lm:MNOo:P:pQS:st:v:x:FW:"))
10211022
!=EOF)
10221023
switch (flag)
10231024
{
@@ -1096,7 +1097,7 @@ PostgresMain(int argc, char *argv[], int real_argc, char *real_argv[])
10961097
*turn off fsync
10971098
* --------------------
10981099
*/
1099-
fsyncOff=1;
1100+
disableFsync=true;
11001101
break;
11011102

11021103
case'f':
@@ -1168,6 +1169,14 @@ PostgresMain(int argc, char *argv[], int real_argc, char *real_argv[])
11681169
StrNCpy(OutputFileName,optarg,MAXPGPATH);
11691170
break;
11701171

1172+
case'O':
1173+
/* --------------------
1174+
*allow system table structure modifications
1175+
* --------------------
1176+
*/
1177+
allowSystemTableMods= true;
1178+
break;
1179+
11711180
case'p':/* started by postmaster */
11721181
/* ----------------
11731182
*p - special flag passed if backend was forked
@@ -1522,7 +1531,7 @@ PostgresMain(int argc, char *argv[], int real_argc, char *real_argv[])
15221531
if (!IsUnderPostmaster)
15231532
{
15241533
puts("\nPOSTGRES backend interactive interface ");
1525-
puts("$Revision: 1.104 $ $Date: 1999/02/21 03:49:27 $\n");
1534+
puts("$Revision: 1.105 $ $Date: 1999/03/17 22:53:18 $\n");
15261535
}
15271536

15281537
/* ----------------

‎src/backend/tcop/utility.c

Lines changed: 4 additions & 4 deletions
Original file line numberDiff line numberDiff line change
@@ -9,7 +9,7 @@
99
*
1010
*
1111
* IDENTIFICATION
12-
* $Header: /cvsroot/pgsql/src/backend/tcop/utility.c,v 1.58 1999/03/16 03:24:17 momjian Exp $
12+
* $Header: /cvsroot/pgsql/src/backend/tcop/utility.c,v 1.59 1999/03/17 22:53:19 momjian Exp $
1313
*
1414
*-------------------------------------------------------------------------
1515
*/
@@ -187,7 +187,7 @@ ProcessUtility(Node *parsetree,
187187
foreach(arg,args)
188188
{
189189
relname=strVal(lfirst(arg));
190-
if (IsSystemRelationName(relname))
190+
if (!allowSystemTableMods&&IsSystemRelationName(relname))
191191
elog(ERROR,"class \"%s\" is a system catalog",
192192
relname);
193193
rel=heap_openr(relname);
@@ -268,7 +268,7 @@ ProcessUtility(Node *parsetree,
268268
CHECK_IF_ABORTED();
269269

270270
relname=stmt->relname;
271-
if (IsSystemRelationName(relname))
271+
if (!allowSystemTableMods&&IsSystemRelationName(relname))
272272
elog(ERROR,"class \"%s\" is a system catalog",
273273
relname);
274274
#ifndefNO_SECURITY
@@ -457,7 +457,7 @@ ProcessUtility(Node *parsetree,
457457
{
458458
caseINDEX:
459459
relname=stmt->name;
460-
if (IsSystemRelationName(relname))
460+
if (!allowSystemTableMods&&IsSystemRelationName(relname))
461461
elog(ERROR,"class \"%s\" is a system catalog index",
462462
relname);
463463
#ifndefNO_SECURITY

‎src/backend/utils/init/globals.c

Lines changed: 3 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -7,7 +7,7 @@
77
*
88
*
99
* IDENTIFICATION
10-
* $Header: /cvsroot/pgsql/src/backend/utils/init/globals.c,v 1.27 1999/02/13 23:20:00 momjian Exp $
10+
* $Header: /cvsroot/pgsql/src/backend/utils/init/globals.c,v 1.28 1999/03/17 22:53:19 momjian Exp $
1111
*
1212
* NOTES
1313
* Globals used all over the place should be declared here and not
@@ -82,7 +82,8 @@ charDateFormat[20] = "%d-%m-%Y";/* mjl: sizes! or better
8282
* malloc? XXX */
8383
charFloatFormat[20]="%f";
8484

85-
intfsyncOff=0;
85+
booldisableFsync= false;
86+
boolallowSystemTableMods= false;
8687
intSortMem=512;
8788

8889
char*IndexedCatalogNames[]= {

0 commit comments

Comments
 (0)
[8]ページ先頭
©2009-2025 Movatter.jp