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Sort DO_DEFAULT_ACL dump objects independent of OIDs.

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Commit 0decd5e89d missed DO_DEFAULT_ACL,
leading to assertion failures, potential dump order instability, and
spurious schema diffs.  Back-patch to v13, like that commit.

Reported-by: Alexander Lakhin <exclusion@gmail.com>
Author: Kirill Reshke <reshkekirill@gmail.com>
Discussion: https://postgr.es/m/d32aaa8d-df7c-4f94-bcb3-4c85f02bea21@gmail.com
Backpatch-through: 13
This commit is contained in:
Noah Misch
2025-08-22 20:50:28 -07:00
parent c13070a27b
commit b61a5c4bed
3 changed files with 25 additions and 0 deletions
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13
src/bin/pg_dump/pg_dump_sort.c
View File

@@ -418,6 +418,19 @@ DOTypeNameCompare(const void *p1, const void *p2)
return cmpval;
}
}
else if (obj1->objType == DO_DEFAULT_ACL)
{
DefaultACLInfo *daclobj1 = *(DefaultACLInfo *const *) p1;
DefaultACLInfo *daclobj2 = *(DefaultACLInfo *const *) p2;
/*
* Sort by defaclrole, per pg_default_acl_role_nsp_obj_index. The
* (namespace, name) match (defaclnamespace, defaclobjtype).
*/
cmpval = strcmp(daclobj1->defaclrole, daclobj2->defaclrole);
if (cmpval != 0)
return cmpval;
}
else if (obj1->objType == DO_PUBLICATION_REL)
{
PublicationRelInfo *probj1 = *(PublicationRelInfo *const *) p1;

5
src/test/regress/expected/privileges.out
View File

@@ -3153,6 +3153,11 @@ DROP USER regress_priv_user6;
DROP USER regress_priv_user7;
DROP USER regress_priv_user8; -- does not exist
ERROR: role "regress_priv_user8" does not exist
-- leave some default ACLs for pg_upgrade's dump-restore test input.
ALTER DEFAULT PRIVILEGES FOR ROLE pg_signal_backend
REVOKE INSERT ON TABLES FROM pg_signal_backend;
ALTER DEFAULT PRIVILEGES FOR ROLE pg_read_all_settings
REVOKE INSERT ON TABLES FROM pg_read_all_settings;
-- permissions with LOCK TABLE
CREATE USER regress_locktable_user;
CREATE TABLE lock_table (a int);

7
src/test/regress/sql/privileges.sql
View File

@@ -1863,6 +1863,13 @@ DROP USER regress_priv_user7;
DROP USER regress_priv_user8; -- does not exist
-- leave some default ACLs for pg_upgrade's dump-restore test input.
ALTER DEFAULT PRIVILEGES FOR ROLE pg_signal_backend
REVOKE INSERT ON TABLES FROM pg_signal_backend;
ALTER DEFAULT PRIVILEGES FOR ROLE pg_read_all_settings
REVOKE INSERT ON TABLES FROM pg_read_all_settings;
-- permissions with LOCK TABLE
CREATE USER regress_locktable_user;
CREATE TABLE lock_table (a int);