Add new postgres -O option to allow system table structure changes.
This commit is contained in:
Bruce Momjian
parent
62a7754e1a
commit
58118db39d
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@ -7,7 +7,7 @@
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* Copyright (c) 1994, Regents of the University of California
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*
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* IDENTIFICATION
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* $Header: /cvsroot/pgsql/src/backend/bootstrap/bootstrap.c,v 1.55 1999/02/13 23:14:52 momjian Exp $
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* $Header: /cvsroot/pgsql/src/backend/bootstrap/bootstrap.c,v 1.56 1999/03/17 22:52:45 momjian Exp $
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*
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*-------------------------------------------------------------------------
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*/
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@ -182,7 +182,7 @@ static char *relname; /* current relation name */
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Form_pg_attribute attrtypes[MAXATTR]; /* points to attribute info */
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static char *values[MAXATTR]; /* cooresponding attribute values */
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int numattr; /* number of attributes for cur. rel */
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extern int fsyncOff; /* do not fsync the database */
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extern bool disableFsync; /* do not fsync the database */
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/* The test for HAVE_SIGSETJMP fails on Linux 2.0.x because the test
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* explicitly disallows sigsetjmp being a #define, which is how it
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@ -335,7 +335,7 @@ BootstrapMain(int argc, char *argv[])
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Noversion = true;
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break;
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case 'F':
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fsyncOff = true;
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disableFsync = true;
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break;
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case 'O':
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override = true;
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@ -7,7 +7,7 @@
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*
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*
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* IDENTIFICATION
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* $Header: /cvsroot/pgsql/src/backend/catalog/aclchk.c,v 1.19 1999/02/13 23:14:54 momjian Exp $
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* $Header: /cvsroot/pgsql/src/backend/catalog/aclchk.c,v 1.20 1999/03/17 22:52:47 momjian Exp $
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*
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* NOTES
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* See acl.h.
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@ -38,6 +38,7 @@
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#include "utils/memutils.h"
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#include "utils/syscache.h"
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#include "utils/tqual.h"
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#include "miscadmin.h"
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static int32 aclcheck(char *relname, Acl *acl, AclId id, AclIdType idtype, AclMode mode);
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@ -398,7 +399,7 @@ pg_aclcheck(char *relname, char *usename, AclMode mode)
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* themselves from themselves.)
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*/
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if (((mode & ACL_WR) || (mode & ACL_AP)) &&
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IsSystemRelationName(relname) &&
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!allowSystemTableMods && IsSystemRelationName(relname) &&
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!((Form_pg_shadow) GETSTRUCT(tuple))->usecatupd)
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{
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elog(DEBUG, "pg_aclcheck: catalog update to \"%s\": permission denied",
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@ -7,7 +7,7 @@
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*
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*
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* IDENTIFICATION
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* $Header: /cvsroot/pgsql/src/backend/catalog/heap.c,v 1.75 1999/02/23 07:54:03 thomas Exp $
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* $Header: /cvsroot/pgsql/src/backend/catalog/heap.c,v 1.76 1999/03/17 22:52:48 momjian Exp $
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*
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*
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* INTERFACE ROUTINES
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@ -195,7 +195,7 @@ heap_create(char *relname,
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*/
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AssertArg(natts > 0);
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if (relname && IsSystemRelationName(relname) && IsNormalProcessingMode())
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if (relname && !allowSystemTableMods && IsSystemRelationName(relname) && IsNormalProcessingMode())
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{
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elog(ERROR, "Illegal class name '%s'"
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"\n\tThe 'pg_' name prefix is reserved for system catalogs",
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@ -1260,7 +1260,8 @@ heap_destroy_with_catalog(char *relname)
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* ----------------
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*/
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/* allow temp of pg_class? Guess so. */
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if (!istemp && IsSystemRelationName(RelationGetRelationName(rel)->data))
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if (!istemp &&
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!allowSystemTableMods && IsSystemRelationName(RelationGetRelationName(rel)->data))
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elog(ERROR, "System relation '%s' cannot be destroyed",
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&rel->rd_rel->relname);
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@ -7,7 +7,7 @@
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*
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*
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* IDENTIFICATION
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* $Header: /cvsroot/pgsql/src/backend/commands/Attic/command.c,v 1.39 1999/02/24 17:28:57 momjian Exp $
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* $Header: /cvsroot/pgsql/src/backend/commands/Attic/command.c,v 1.40 1999/03/17 22:52:51 momjian Exp $
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*
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* NOTES
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* The PortalExecutorHeapMemory crap needs to be eliminated
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@ -308,7 +308,7 @@ PerformAddAttribute(char *relationName,
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*
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* normally, only the owner of a class can change its schema.
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*/
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if (IsSystemRelationName(relationName))
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if (!allowSystemTableMods && IsSystemRelationName(relationName))
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elog(ERROR, "PerformAddAttribute: class \"%s\" is a system catalog",
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relationName);
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#ifndef NO_SECURITY
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@ -7,7 +7,7 @@
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*
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*
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* IDENTIFICATION
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* $Header: /cvsroot/pgsql/src/backend/commands/Attic/rename.c,v 1.21 1999/02/13 23:15:09 momjian Exp $
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* $Header: /cvsroot/pgsql/src/backend/commands/Attic/rename.c,v 1.22 1999/03/17 22:52:52 momjian Exp $
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*
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*-------------------------------------------------------------------------
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*/
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@ -81,7 +81,7 @@ renameatt(char *relname,
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*
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* normally, only the owner of a class can change its schema.
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*/
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if (IsSystemRelationName(relname))
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if (!allowSystemTableMods && IsSystemRelationName(relname))
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elog(ERROR, "renameatt: class \"%s\" is a system catalog",
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relname);
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#ifndef NO_SECURITY
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@ -207,11 +207,11 @@ renamerel(char *oldrelname, char *newrelname)
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newpath[MAXPGPATH];
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Relation irelations[Num_pg_class_indices];
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if (IsSystemRelationName(oldrelname))
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if (!allowSystemTableMods && IsSystemRelationName(oldrelname))
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elog(ERROR, "renamerel: system relation \"%s\" not renamed",
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oldrelname);
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if (IsSystemRelationName(newrelname))
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if (!allowSystemTableMods && IsSystemRelationName(newrelname))
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elog(ERROR, "renamerel: Illegal class name: \"%s\" -- pg_ is reserved for system catalogs",
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newrelname);
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@ -66,7 +66,7 @@ CreateTrigger(CreateTrigStmt *stmt)
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int found = 0;
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int i;
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if (IsSystemRelationName(stmt->relname))
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if (!allowSystemTableMods && IsSystemRelationName(stmt->relname))
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elog(ERROR, "CreateTrigger: can't create trigger for system relation %s", stmt->relname);
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#ifndef NO_SECURITY
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@ -242,7 +242,7 @@
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*
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*
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* IDENTIFICATION
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* $Header: /cvsroot/pgsql/src/backend/parser/Attic/gram.c,v 2.81 1999/03/17 21:02:50 momjian Exp $
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* $Header: /cvsroot/pgsql/src/backend/parser/Attic/gram.c,v 2.82 1999/03/17 22:52:57 momjian Exp $
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*
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* HISTORY
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* AUTHOR DATE MAJOR EVENT
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@ -6,7 +6,7 @@
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* Copyright (c) 1994, Regents of the University of California
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*
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* IDENTIFICATION
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* $Id: fd.c,v 1.37 1999/02/13 23:18:05 momjian Exp $
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* $Id: fd.c,v 1.38 1999/03/17 22:53:06 momjian Exp $
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*
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* NOTES:
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*
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@ -168,9 +168,7 @@ static long pg_nofile(void);
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int
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pg_fsync(int fd)
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{
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extern int fsyncOff;
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return fsyncOff ? 0 : fsync(fd);
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return disableFsync ? 0 : fsync(fd);
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}
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#define fsync pg_fsync
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@ -7,7 +7,7 @@
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*
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*
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* IDENTIFICATION
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* $Header: /cvsroot/pgsql/src/backend/tcop/postgres.c,v 1.104 1999/02/21 03:49:27 scrappy Exp $
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* $Header: /cvsroot/pgsql/src/backend/tcop/postgres.c,v 1.105 1999/03/17 22:53:18 momjian Exp $
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*
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* NOTES
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* this is the "main" module of the postgres backend and
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@ -917,6 +917,7 @@ usage(char *progname)
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#ifdef LOCK_MGR_DEBUG
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fprintf(stderr, "\t-K \t\tset locking debug level [0|1|2]\n");
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#endif
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fprintf(stderr, "\t-O \t\tallow system table structure changes\n");
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fprintf(stderr, "\t-P port\t\tset port file descriptor\n");
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fprintf(stderr, "\t-Q \t\tsuppress informational messages\n");
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fprintf(stderr, "\t-S buffers\tset amount of sort memory available\n");
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@ -1017,7 +1018,7 @@ PostgresMain(int argc, char *argv[], int real_argc, char *real_argv[])
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optind = 1; /* reset after postmaster usage */
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while ((flag = getopt(argc, argv,
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"A:B:CD:d:Eef:iK:Lm:MNo:P:pQS:st:v:x:FW:"))
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"A:B:CD:d:Eef:iK:Lm:MNOo:P:pQS:st:v:x:FW:"))
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!= EOF)
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switch (flag)
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{
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@ -1096,7 +1097,7 @@ PostgresMain(int argc, char *argv[], int real_argc, char *real_argv[])
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* turn off fsync
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* --------------------
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*/
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fsyncOff = 1;
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disableFsync = true;
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break;
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case 'f':
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@ -1168,6 +1169,14 @@ PostgresMain(int argc, char *argv[], int real_argc, char *real_argv[])
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StrNCpy(OutputFileName, optarg, MAXPGPATH);
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break;
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case 'O':
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/* --------------------
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* allow system table structure modifications
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* --------------------
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*/
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allowSystemTableMods = true;
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break;
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case 'p': /* started by postmaster */
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/* ----------------
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* p - special flag passed if backend was forked
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@ -1522,7 +1531,7 @@ PostgresMain(int argc, char *argv[], int real_argc, char *real_argv[])
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if (!IsUnderPostmaster)
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{
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puts("\nPOSTGRES backend interactive interface ");
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puts("$Revision: 1.104 $ $Date: 1999/02/21 03:49:27 $\n");
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puts("$Revision: 1.105 $ $Date: 1999/03/17 22:53:18 $\n");
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}
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/* ----------------
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@ -9,7 +9,7 @@
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*
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*
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* IDENTIFICATION
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* $Header: /cvsroot/pgsql/src/backend/tcop/utility.c,v 1.58 1999/03/16 03:24:17 momjian Exp $
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* $Header: /cvsroot/pgsql/src/backend/tcop/utility.c,v 1.59 1999/03/17 22:53:19 momjian Exp $
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*
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*-------------------------------------------------------------------------
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*/
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@ -187,7 +187,7 @@ ProcessUtility(Node *parsetree,
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foreach(arg, args)
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{
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relname = strVal(lfirst(arg));
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if (IsSystemRelationName(relname))
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if (!allowSystemTableMods && IsSystemRelationName(relname))
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elog(ERROR, "class \"%s\" is a system catalog",
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relname);
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rel = heap_openr(relname);
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@ -268,7 +268,7 @@ ProcessUtility(Node *parsetree,
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CHECK_IF_ABORTED();
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relname = stmt->relname;
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if (IsSystemRelationName(relname))
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if (!allowSystemTableMods && IsSystemRelationName(relname))
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elog(ERROR, "class \"%s\" is a system catalog",
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relname);
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#ifndef NO_SECURITY
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@ -457,7 +457,7 @@ ProcessUtility(Node *parsetree,
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{
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case INDEX:
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relname = stmt->name;
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if (IsSystemRelationName(relname))
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if (!allowSystemTableMods && IsSystemRelationName(relname))
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elog(ERROR, "class \"%s\" is a system catalog index",
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relname);
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#ifndef NO_SECURITY
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@ -7,7 +7,7 @@
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*
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*
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* IDENTIFICATION
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* $Header: /cvsroot/pgsql/src/backend/utils/init/globals.c,v 1.27 1999/02/13 23:20:00 momjian Exp $
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* $Header: /cvsroot/pgsql/src/backend/utils/init/globals.c,v 1.28 1999/03/17 22:53:19 momjian Exp $
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*
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* NOTES
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* Globals used all over the place should be declared here and not
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@ -82,7 +82,8 @@ char DateFormat[20] = "%d-%m-%Y"; /* mjl: sizes! or better
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* malloc? XXX */
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char FloatFormat[20] = "%f";
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int fsyncOff = 0;
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bool disableFsync = false;
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bool allowSystemTableMods = false;
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int SortMem = 512;
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char *IndexedCatalogNames[] = {
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@ -26,7 +26,7 @@
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#
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#
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# IDENTIFICATION
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# $Header: /cvsroot/pgsql/src/bin/initdb/Attic/initdb.sh,v 1.57 1999/01/28 15:28:40 wieck Exp $
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# $Header: /cvsroot/pgsql/src/bin/initdb/Attic/initdb.sh,v 1.58 1999/03/17 22:53:25 momjian Exp $
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#
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#-------------------------------------------------------------------------
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@ -398,7 +398,7 @@ fi
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echo
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PGSQL_OPT="-o /dev/null -F -Q -D$PGDATA"
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PGSQL_OPT="-o /dev/null -O -F -Q -D$PGDATA"
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# If the COPY is first, the VACUUM generates an error, so we vacuum first
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echo "Vacuuming template1"
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@ -408,7 +408,7 @@ echo "COPY pg_shadow TO '$PGDATA/pg_pwd' USING DELIMITERS '\\t'" | \
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postgres $PGSQL_OPT template1 > /dev/null
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echo "Creating public pg_user view"
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echo "CREATE TABLE xpg_user ( \
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echo "CREATE TABLE pg_user ( \
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usename name, \
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usesysid int4, \
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usecreatedb bool, \
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@ -418,12 +418,6 @@ echo "CREATE TABLE xpg_user ( \
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passwd text, \
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valuntil abstime);" | postgres $PGSQL_OPT template1 > /dev/null
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#move it into pg_user
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echo "UPDATE pg_class SET relname = 'pg_user' WHERE relname = 'xpg_user';" |\
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postgres $PGSQL_OPT template1 > /dev/null
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echo "UPDATE pg_type SET typname = 'pg_user' WHERE typname = 'xpg_user';" |\
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postgres $PGSQL_OPT template1 > /dev/null
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mv $PGDATA/base/template1/xpg_user $PGDATA/base/template1/pg_user
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echo "CREATE RULE \"_RETpg_user\" AS ON SELECT TO pg_user DO INSTEAD \
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SELECT usename, usesysid, usecreatedb, usetrace, \
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@ -434,16 +428,10 @@ echo "REVOKE ALL on pg_shadow FROM public" | \
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postgres $PGSQL_OPT template1 > /dev/null
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echo "Creating view pg_rules"
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echo "CREATE TABLE xpg_rules ( \
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echo "CREATE TABLE pg_rules ( \
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tablename name, \
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rulename name, \
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definition text);" | postgres $PGSQL_OPT template1 > /dev/null
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#move it into pg_rules
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echo "UPDATE pg_class SET relname = 'pg_rules' WHERE relname = 'xpg_rules';" |\
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postgres $PGSQL_OPT template1 > /dev/null
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echo "UPDATE pg_type SET typname = 'pg_rules' WHERE typname = 'xpg_rules';" |\
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postgres $PGSQL_OPT template1 > /dev/null
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mv $PGDATA/base/template1/xpg_rules $PGDATA/base/template1/pg_rules
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echo "CREATE RULE \"_RETpg_rules\" AS ON SELECT TO pg_rules DO INSTEAD \
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SELECT C.relname AS tablename, \
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@ -455,16 +443,10 @@ echo "CREATE RULE \"_RETpg_rules\" AS ON SELECT TO pg_rules DO INSTEAD \
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postgres $PGSQL_OPT template1 > /dev/null
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echo "Creating view pg_views"
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echo "CREATE TABLE xpg_views ( \
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echo "CREATE TABLE pg_views ( \
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viewname name, \
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viewowner name, \
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definition text);" | postgres $PGSQL_OPT template1 > /dev/null
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#move it into pg_views
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echo "UPDATE pg_class SET relname = 'pg_views' WHERE relname = 'xpg_views';" |\
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postgres $PGSQL_OPT template1 > /dev/null
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echo "UPDATE pg_type SET typname = 'pg_views' WHERE typname = 'xpg_views';" |\
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postgres $PGSQL_OPT template1 > /dev/null
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mv $PGDATA/base/template1/xpg_views $PGDATA/base/template1/pg_views
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echo "CREATE RULE \"_RETpg_views\" AS ON SELECT TO pg_views DO INSTEAD \
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SELECT C.relname AS viewname, \
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@ -476,18 +458,12 @@ echo "CREATE RULE \"_RETpg_views\" AS ON SELECT TO pg_views DO INSTEAD \
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postgres $PGSQL_OPT template1 > /dev/null
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echo "Creating view pg_tables"
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echo "CREATE TABLE xpg_tables ( \
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echo "CREATE TABLE pg_tables ( \
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tablename name, \
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tableowner name, \
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hasindexes bool, \
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hasrules bool, \
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hastriggers bool);" | postgres $PGSQL_OPT template1 > /dev/null
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#move it into pg_tables
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echo "UPDATE pg_class SET relname = 'pg_tables' WHERE relname = 'xpg_tables';" |\
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postgres $PGSQL_OPT template1 > /dev/null
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echo "UPDATE pg_type SET typname = 'pg_tables' WHERE typname = 'xpg_tables';" |\
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postgres $PGSQL_OPT template1 > /dev/null
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mv $PGDATA/base/template1/xpg_tables $PGDATA/base/template1/pg_tables
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|
||||
echo "CREATE RULE \"_RETpg_tables\" AS ON SELECT TO pg_tables DO INSTEAD \
|
||||
SELECT C.relname AS tablename, \
|
||||
|
|
@ -501,16 +477,10 @@ echo "CREATE RULE \"_RETpg_tables\" AS ON SELECT TO pg_tables DO INSTEAD \
|
|||
postgres $PGSQL_OPT template1 > /dev/null
|
||||
|
||||
echo "Creating view pg_indexes"
|
||||
echo "CREATE TABLE xpg_indexes ( \
|
||||
echo "CREATE TABLE pg_indexes ( \
|
||||
tablename name, \
|
||||
indexname name, \
|
||||
indexdef text);" | postgres $PGSQL_OPT template1 > /dev/null
|
||||
#move it into pg_indexes
|
||||
echo "UPDATE pg_class SET relname = 'pg_indexes' WHERE relname = 'xpg_indexes';" |\
|
||||
postgres $PGSQL_OPT template1 > /dev/null
|
||||
echo "UPDATE pg_type SET typname = 'pg_indexes' WHERE typname = 'xpg_indexes';" |\
|
||||
postgres $PGSQL_OPT template1 > /dev/null
|
||||
mv $PGDATA/base/template1/xpg_indexes $PGDATA/base/template1/pg_indexes
|
||||
|
||||
echo "CREATE RULE \"_RETpg_indexes\" AS ON SELECT TO pg_indexes DO INSTEAD \
|
||||
SELECT C.relname AS tablename, \
|
||||
|
|
@ -528,4 +498,3 @@ echo "copy pg_description from '$GLOBAL_DESCR'" | \
|
|||
postgres $PGSQL_OPT template1 > /dev/null
|
||||
echo "vacuum analyze" | \
|
||||
postgres $PGSQL_OPT template1 > /dev/null
|
||||
|
||||
|
|
|
|||
|
|
@ -11,7 +11,7 @@
|
|||
*
|
||||
* Copyright (c) 1994, Regents of the University of California
|
||||
*
|
||||
* $Id: miscadmin.h,v 1.35 1999/02/13 23:20:46 momjian Exp $
|
||||
* $Id: miscadmin.h,v 1.36 1999/03/17 22:53:30 momjian Exp $
|
||||
*
|
||||
* NOTES
|
||||
* some of the information in this file will be moved to
|
||||
|
|
@ -94,7 +94,8 @@ extern char CTZName[];
|
|||
extern char FloatFormat[];
|
||||
extern char DateFormat[];
|
||||
|
||||
extern int fsyncOff;
|
||||
extern bool disableFsync;
|
||||
extern bool allowSystemTableMods;
|
||||
extern int SortMem;
|
||||
|
||||
extern Oid LastOidProcessed; /* for query rewrite */
|
||||
|
|
|
|||
|
|
@ -1,6 +1,6 @@
|
|||
.\" This is -*-nroff-*-
|
||||
.\" XXX standard disclaimer belongs here....
|
||||
.\" $Header: /cvsroot/pgsql/src/man/Attic/postgres.1,v 1.13 1999/02/18 05:26:34 momjian Exp $
|
||||
.\" $Header: /cvsroot/pgsql/src/man/Attic/postgres.1,v 1.14 1999/03/17 22:53:31 momjian Exp $
|
||||
.TH POSTGRESQL UNIX 12/08/96 PostgreSQL PostgreSQL
|
||||
.SH NAME
|
||||
postgres - the Postgres backend server
|
||||
|
|
@ -22,6 +22,9 @@ data_directory]
|
|||
.BR "-F"
|
||||
]
|
||||
[\c
|
||||
.BR "-O"
|
||||
]
|
||||
[\c
|
||||
.BR "-P"
|
||||
filedes]
|
||||
[\c
|
||||
|
|
@ -99,6 +102,9 @@ Disable automatic fsync() call after each transaction.
|
|||
This option improves performance, but an operating system crash
|
||||
while a transaction is in progress will probably cause data loss.
|
||||
.TP
|
||||
.BR "-O"
|
||||
Override restrictions, so system table structures can be modified(pg_*).
|
||||
.TP
|
||||
.BR "-P" " filedes"
|
||||
.IR "filedes"
|
||||
specifies the file descriptor that corresponds to the socket (port) on
|
||||
|
|
|
|||
Loading…
Reference in New Issue