diff options
Diffstat (limited to 'contrib/pg_walinspect/sql/pg_walinspect.sql')
-rw-r--r-- | contrib/pg_walinspect/sql/pg_walinspect.sql | 120 |
1 files changed, 120 insertions, 0 deletions
diff --git a/contrib/pg_walinspect/sql/pg_walinspect.sql b/contrib/pg_walinspect/sql/pg_walinspect.sql new file mode 100644 index 0000000..1b265ea --- /dev/null +++ b/contrib/pg_walinspect/sql/pg_walinspect.sql @@ -0,0 +1,120 @@ +CREATE EXTENSION pg_walinspect; + +-- Make sure checkpoints don't interfere with the test. +SELECT 'init' FROM pg_create_physical_replication_slot('regress_pg_walinspect_slot', true, false); + +CREATE TABLE sample_tbl(col1 int, col2 int); + +SELECT pg_current_wal_lsn() AS wal_lsn1 \gset + +INSERT INTO sample_tbl SELECT * FROM generate_series(1, 2); + +SELECT pg_current_wal_lsn() AS wal_lsn2 \gset + +INSERT INTO sample_tbl SELECT * FROM generate_series(1, 2); + +-- =================================================================== +-- Tests for input validation +-- =================================================================== + +SELECT COUNT(*) >= 0 AS ok FROM pg_get_wal_records_info(:'wal_lsn2', :'wal_lsn1'); -- ERROR + +SELECT COUNT(*) >= 0 AS ok FROM pg_get_wal_stats(:'wal_lsn2', :'wal_lsn1'); -- ERROR + +-- =================================================================== +-- Tests for all function executions +-- =================================================================== + +SELECT COUNT(*) >= 0 AS ok FROM pg_get_wal_record_info(:'wal_lsn1'); + +SELECT COUNT(*) >= 0 AS ok FROM pg_get_wal_records_info(:'wal_lsn1', :'wal_lsn2'); + +SELECT COUNT(*) >= 0 AS ok FROM pg_get_wal_records_info_till_end_of_wal(:'wal_lsn1'); + +SELECT COUNT(*) >= 0 AS ok FROM pg_get_wal_stats(:'wal_lsn1', :'wal_lsn2'); + +SELECT COUNT(*) >= 0 AS ok FROM pg_get_wal_stats_till_end_of_wal(:'wal_lsn1'); + +-- =================================================================== +-- Test for filtering out WAL records of a particular table +-- =================================================================== + +SELECT oid AS sample_tbl_oid FROM pg_class WHERE relname = 'sample_tbl' \gset + +SELECT COUNT(*) >= 1 AS ok FROM pg_get_wal_records_info(:'wal_lsn1', :'wal_lsn2') + WHERE block_ref LIKE concat('%', :'sample_tbl_oid', '%') AND resource_manager = 'Heap'; + +-- =================================================================== +-- Test for filtering out WAL records based on resource_manager and +-- record_type +-- =================================================================== + +SELECT COUNT(*) >= 1 AS ok FROM pg_get_wal_records_info(:'wal_lsn1', :'wal_lsn2') + WHERE resource_manager = 'Heap' AND record_type = 'INSERT'; + +-- =================================================================== +-- Tests for permissions +-- =================================================================== +CREATE ROLE regress_pg_walinspect; + +SELECT has_function_privilege('regress_pg_walinspect', + 'pg_get_wal_record_info(pg_lsn)', 'EXECUTE'); -- no + +SELECT has_function_privilege('regress_pg_walinspect', + 'pg_get_wal_records_info(pg_lsn, pg_lsn) ', 'EXECUTE'); -- no + +SELECT has_function_privilege('regress_pg_walinspect', + 'pg_get_wal_stats(pg_lsn, pg_lsn, boolean) ', 'EXECUTE'); -- no + +-- Functions accessible by users with role pg_read_server_files + +GRANT pg_read_server_files TO regress_pg_walinspect; + +SELECT has_function_privilege('regress_pg_walinspect', + 'pg_get_wal_record_info(pg_lsn)', 'EXECUTE'); -- yes + +SELECT has_function_privilege('regress_pg_walinspect', + 'pg_get_wal_records_info(pg_lsn, pg_lsn) ', 'EXECUTE'); -- yes + +SELECT has_function_privilege('regress_pg_walinspect', + 'pg_get_wal_stats(pg_lsn, pg_lsn, boolean) ', 'EXECUTE'); -- yes + +REVOKE pg_read_server_files FROM regress_pg_walinspect; + +-- Superuser can grant execute to other users +GRANT EXECUTE ON FUNCTION pg_get_wal_record_info(pg_lsn) + TO regress_pg_walinspect; + +GRANT EXECUTE ON FUNCTION pg_get_wal_records_info(pg_lsn, pg_lsn) + TO regress_pg_walinspect; + +GRANT EXECUTE ON FUNCTION pg_get_wal_stats(pg_lsn, pg_lsn, boolean) + TO regress_pg_walinspect; + +SELECT has_function_privilege('regress_pg_walinspect', + 'pg_get_wal_record_info(pg_lsn)', 'EXECUTE'); -- yes + +SELECT has_function_privilege('regress_pg_walinspect', + 'pg_get_wal_records_info(pg_lsn, pg_lsn) ', 'EXECUTE'); -- yes + +SELECT has_function_privilege('regress_pg_walinspect', + 'pg_get_wal_stats(pg_lsn, pg_lsn, boolean) ', 'EXECUTE'); -- yes + +REVOKE EXECUTE ON FUNCTION pg_get_wal_record_info(pg_lsn) + FROM regress_pg_walinspect; + +REVOKE EXECUTE ON FUNCTION pg_get_wal_records_info(pg_lsn, pg_lsn) + FROM regress_pg_walinspect; + +REVOKE EXECUTE ON FUNCTION pg_get_wal_stats(pg_lsn, pg_lsn, boolean) + FROM regress_pg_walinspect; + +-- =================================================================== +-- Clean up +-- =================================================================== + +DROP ROLE regress_pg_walinspect; + +SELECT pg_drop_replication_slot('regress_pg_walinspect_slot'); + +DROP TABLE sample_tbl; |