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Fix ALTER DATABASE RENAME to allow the operation if user is a superuser

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who for some reason isn't marked usecreatedb.  Per report from Alexander
Pravking.  Also fix sloppy coding in have_createdb_privilege().
This commit is contained in:
Tom Lane 2005-03-12 21:12:18 +00:00
parent 2450224e6b
commit 80fba0f8ee
1 changed files with 11 additions and 13 deletions
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24
src/backend/commands/dbcommands.c
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@ -9,7 +9,7 @@
* *
* *
* IDENTIFICATION * IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/commands/dbcommands.c,v 1.124.2.1 2004/11/18 01:19:40 tgl Exp $ * $Header: /cvsroot/pgsql/src/backend/commands/dbcommands.c,v 1.124.2.2 2005/03/12 21:12:18 tgl Exp $
* *
*------------------------------------------------------------------------- *-------------------------------------------------------------------------
*/ */
@ -658,8 +658,8 @@ RenameDatabase(const char *oldname, const char *newname)
aclcheck_error(ACLCHECK_NOT_OWNER, ACL_KIND_DATABASE, aclcheck_error(ACLCHECK_NOT_OWNER, ACL_KIND_DATABASE,
oldname); oldname);
/* must have createdb */ /* must have createdb rights */
if (!have_createdb_privilege()) if (!superuser() && !have_createdb_privilege())
ereport(ERROR, ereport(ERROR,
(errcode(ERRCODE_INSUFFICIENT_PRIVILEGE), (errcode(ERRCODE_INSUFFICIENT_PRIVILEGE),
errmsg("permission denied to rename database"))); errmsg("permission denied to rename database")));
@ -853,24 +853,22 @@ get_db_info(const char *name, Oid *dbIdP, int4 *ownerIdP,
return gottuple; return gottuple;
} }
/* Check if current user has createdb privileges */
static bool static bool
have_createdb_privilege(void) have_createdb_privilege(void)
{ {
bool result = false;
HeapTuple utup; HeapTuple utup;
bool retval;
utup = SearchSysCache(SHADOWSYSID, utup = SearchSysCache(SHADOWSYSID,
Int32GetDatum(GetUserId()), Int32GetDatum(GetUserId()),
0, 0, 0); 0, 0, 0);
if (HeapTupleIsValid(utup))
if (!HeapTupleIsValid(utup)) {
retval = false; result = ((Form_pg_shadow) GETSTRUCT(utup))->usecreatedb;
else ReleaseSysCache(utup);
retval = ((Form_pg_shadow) GETSTRUCT(utup))->usecreatedb; }
return result;
ReleaseSysCache(utup);
return retval;
} }