1
0
mirror of https://github.com/postgres/postgres.git synced 2025-04-24 10:47:04 +03:00

Fix ALTER LARGE OBJECT and GRANT ... ON LARGE OBJECT for large OIDs.

The previous coding failed for OIDs too large to be represented by
a signed integer.
This commit is contained in:
Robert Haas 2010-06-13 17:43:13 +00:00
parent a079efa641
commit 26b7abfa32
6 changed files with 42 additions and 40 deletions

View File

@ -8,7 +8,7 @@
* *
* *
* IDENTIFICATION * IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/catalog/aclchk.c,v 1.166 2010/04/05 01:58:03 tgl Exp $ * $PostgreSQL: pgsql/src/backend/catalog/aclchk.c,v 1.167 2010/06/13 17:43:12 rhaas Exp $
* *
* NOTES * NOTES
* See acl.h. * See acl.h.
@ -47,6 +47,7 @@
#include "miscadmin.h" #include "miscadmin.h"
#include "parser/parse_func.h" #include "parser/parse_func.h"
#include "utils/acl.h" #include "utils/acl.h"
#include "utils/builtins.h"
#include "utils/fmgroids.h" #include "utils/fmgroids.h"
#include "utils/lsyscache.h" #include "utils/lsyscache.h"
#include "utils/rel.h" #include "utils/rel.h"
@ -647,7 +648,7 @@ objectNamesToOids(GrantObjectType objtype, List *objnames)
case ACL_OBJECT_LARGEOBJECT: case ACL_OBJECT_LARGEOBJECT:
foreach(cell, objnames) foreach(cell, objnames)
{ {
Oid lobjOid = intVal(lfirst(cell)); Oid lobjOid = oidparse(lfirst(cell));
if (!LargeObjectExists(lobjOid)) if (!LargeObjectExists(lobjOid))
ereport(ERROR, ereport(ERROR,

View File

@ -8,7 +8,7 @@
* *
* *
* IDENTIFICATION * IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/commands/alter.c,v 1.35 2010/02/26 02:00:37 momjian Exp $ * $PostgreSQL: pgsql/src/backend/commands/alter.c,v 1.36 2010/06/13 17:43:12 rhaas Exp $
* *
*------------------------------------------------------------------------- *-------------------------------------------------------------------------
*/ */
@ -31,6 +31,7 @@
#include "parser/parse_clause.h" #include "parser/parse_clause.h"
#include "tcop/utility.h" #include "tcop/utility.h"
#include "utils/acl.h" #include "utils/acl.h"
#include "utils/builtins.h"
#include "utils/lsyscache.h" #include "utils/lsyscache.h"
@ -235,7 +236,7 @@ ExecAlterOwnerStmt(AlterOwnerStmt *stmt)
break; break;
case OBJECT_LARGEOBJECT: case OBJECT_LARGEOBJECT:
LargeObjectAlterOwner(intVal(linitial(stmt->object)), newowner); LargeObjectAlterOwner(oidparse(linitial(stmt->object)), newowner);
break; break;
case OBJECT_OPERATOR: case OBJECT_OPERATOR:

View File

@ -7,7 +7,7 @@
* Copyright (c) 1996-2010, PostgreSQL Global Development Group * Copyright (c) 1996-2010, PostgreSQL Global Development Group
* *
* IDENTIFICATION * IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/commands/comment.c,v 1.114 2010/02/26 02:00:38 momjian Exp $ * $PostgreSQL: pgsql/src/backend/commands/comment.c,v 1.115 2010/06/13 17:43:12 rhaas Exp $
* *
*------------------------------------------------------------------------- *-------------------------------------------------------------------------
*/ */
@ -1404,32 +1404,9 @@ static void
CommentLargeObject(List *qualname, char *comment) CommentLargeObject(List *qualname, char *comment)
{ {
Oid loid; Oid loid;
Node *node;
Assert(list_length(qualname) == 1); Assert(list_length(qualname) == 1);
node = (Node *) linitial(qualname); loid = oidparse((Node *) linitial(qualname));
switch (nodeTag(node))
{
case T_Integer:
loid = intVal(node);
break;
case T_Float:
/*
* Values too large for int4 will be represented as Float
* constants by the lexer. Accept these if they are valid OID
* strings.
*/
loid = DatumGetObjectId(DirectFunctionCall1(oidin,
CStringGetDatum(strVal(node))));
break;
default:
elog(ERROR, "unrecognized node type: %d",
(int) nodeTag(node));
/* keep compiler quiet */
loid = InvalidOid;
}
/* check that the large object exists */ /* check that the large object exists */
if (!LargeObjectExists(loid)) if (!LargeObjectExists(loid))

View File

@ -11,7 +11,7 @@
* *
* *
* IDENTIFICATION * IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/parser/gram.y,v 2.712 2010/05/30 18:10:40 tgl Exp $ * $PostgreSQL: pgsql/src/backend/parser/gram.y,v 2.713 2010/06/13 17:43:12 rhaas Exp $
* *
* HISTORY * HISTORY
* AUTHOR DATE MAJOR EVENT * AUTHOR DATE MAJOR EVENT
@ -365,6 +365,7 @@ static TypeName *TableFuncTypeName(List *columns);
%type <list> OptCreateAs CreateAsList %type <list> OptCreateAs CreateAsList
%type <node> CreateAsElement ctext_expr %type <node> CreateAsElement ctext_expr
%type <value> NumericOnly %type <value> NumericOnly
%type <list> NumericOnly_list
%type <alias> alias_clause %type <alias> alias_clause
%type <sortby> sortby %type <sortby> sortby
%type <ielem> index_elem %type <ielem> index_elem
@ -399,7 +400,6 @@ static TypeName *TableFuncTypeName(List *columns);
%type <boolean> opt_varying opt_timezone %type <boolean> opt_varying opt_timezone
%type <ival> Iconst SignedIconst %type <ival> Iconst SignedIconst
%type <list> Iconst_list
%type <str> Sconst comment_text notify_payload %type <str> Sconst comment_text notify_payload
%type <str> RoleId opt_granted_by opt_boolean ColId_or_Sconst %type <str> RoleId opt_granted_by opt_boolean ColId_or_Sconst
%type <list> var_list %type <list> var_list
@ -2879,6 +2879,10 @@ NumericOnly:
| SignedIconst { $$ = makeInteger($1); } | SignedIconst { $$ = makeInteger($1); }
; ;
NumericOnly_list: NumericOnly { $$ = list_make1($1); }
| NumericOnly_list ',' NumericOnly { $$ = lappend($1, $3); }
;
/***************************************************************************** /*****************************************************************************
* *
* QUERIES : * QUERIES :
@ -4634,7 +4638,7 @@ privilege_target:
n->objs = $2; n->objs = $2;
$$ = n; $$ = n;
} }
| LARGE_P OBJECT_P Iconst_list | LARGE_P OBJECT_P NumericOnly_list
{ {
PrivTarget *n = (PrivTarget *) palloc(sizeof(PrivTarget)); PrivTarget *n = (PrivTarget *) palloc(sizeof(PrivTarget));
n->targtype = ACL_TARGET_OBJECT; n->targtype = ACL_TARGET_OBJECT;
@ -5929,11 +5933,11 @@ AlterOwnerStmt: ALTER AGGREGATE func_name aggr_args OWNER TO RoleId
n->newowner = $7; n->newowner = $7;
$$ = (Node *)n; $$ = (Node *)n;
} }
| ALTER LARGE_P OBJECT_P Iconst OWNER TO RoleId | ALTER LARGE_P OBJECT_P NumericOnly OWNER TO RoleId
{ {
AlterOwnerStmt *n = makeNode(AlterOwnerStmt); AlterOwnerStmt *n = makeNode(AlterOwnerStmt);
n->objectType = OBJECT_LARGEOBJECT; n->objectType = OBJECT_LARGEOBJECT;
n->object = list_make1(makeInteger($4)); n->object = list_make1($4);
n->newowner = $7; n->newowner = $7;
$$ = (Node *)n; $$ = (Node *)n;
} }
@ -10755,10 +10759,6 @@ SignedIconst: Iconst { $$ = $1; }
| '-' Iconst { $$ = - $2; } | '-' Iconst { $$ = - $2; }
; ;
Iconst_list: Iconst { $$ = list_make1(makeInteger($1)); }
| Iconst_list ',' Iconst { $$ = lappend($1, makeInteger($3)); }
;
/* /*
* Name classification hierarchy. * Name classification hierarchy.
* *

View File

@ -8,7 +8,7 @@
* *
* *
* IDENTIFICATION * IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/utils/adt/oid.c,v 1.76 2010/01/02 16:57:54 momjian Exp $ * $PostgreSQL: pgsql/src/backend/utils/adt/oid.c,v 1.77 2010/06/13 17:43:13 rhaas Exp $
* *
*------------------------------------------------------------------------- *-------------------------------------------------------------------------
*/ */
@ -303,6 +303,28 @@ oidvectorsend(PG_FUNCTION_ARGS)
return array_send(fcinfo); return array_send(fcinfo);
} }
/*
* oidparse - get OID from IConst/FConst node
*/
Oid
oidparse(Node *node)
{
switch (nodeTag(node))
{
case T_Integer:
return intVal(node);
case T_Float:
/*
* Values too large for int4 will be represented as Float constants
* by the lexer. Accept these if they are valid OID strings.
*/
return oidin_subr(strVal(node), NULL);
default:
elog(ERROR, "unrecognized node type: %d", (int) nodeTag(node));
}
return InvalidOid; /* keep compiler quiet */
}
/***************************************************************************** /*****************************************************************************
* PUBLIC ROUTINES * * PUBLIC ROUTINES *

View File

@ -7,7 +7,7 @@
* Portions Copyright (c) 1996-2010, PostgreSQL Global Development Group * Portions Copyright (c) 1996-2010, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California * Portions Copyright (c) 1994, Regents of the University of California
* *
* $PostgreSQL: pgsql/src/include/utils/builtins.h,v 1.348 2010/02/26 02:01:28 momjian Exp $ * $PostgreSQL: pgsql/src/include/utils/builtins.h,v 1.349 2010/06/13 17:43:13 rhaas Exp $
* *
*------------------------------------------------------------------------- *-------------------------------------------------------------------------
*/ */
@ -479,6 +479,7 @@ extern Datum oidvectorle(PG_FUNCTION_ARGS);
extern Datum oidvectorge(PG_FUNCTION_ARGS); extern Datum oidvectorge(PG_FUNCTION_ARGS);
extern Datum oidvectorgt(PG_FUNCTION_ARGS); extern Datum oidvectorgt(PG_FUNCTION_ARGS);
extern oidvector *buildoidvector(const Oid *oids, int n); extern oidvector *buildoidvector(const Oid *oids, int n);
extern Oid oidparse(Node *node);
/* pseudotypes.c */ /* pseudotypes.c */
extern Datum cstring_in(PG_FUNCTION_ARGS); extern Datum cstring_in(PG_FUNCTION_ARGS);