121 lines
4.4 KiB
SQL
121 lines
4.4 KiB
SQL
CREATE EXTENSION pg_walinspect;
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-- Make sure checkpoints don't interfere with the test.
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SELECT 'init' FROM pg_create_physical_replication_slot('regress_pg_walinspect_slot', true, false);
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CREATE TABLE sample_tbl(col1 int, col2 int);
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SELECT pg_current_wal_lsn() AS wal_lsn1 \gset
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INSERT INTO sample_tbl SELECT * FROM generate_series(1, 2);
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SELECT pg_current_wal_lsn() AS wal_lsn2 \gset
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INSERT INTO sample_tbl SELECT * FROM generate_series(1, 2);
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-- ===================================================================
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-- Tests for input validation
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-- ===================================================================
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SELECT COUNT(*) >= 0 AS ok FROM pg_get_wal_records_info(:'wal_lsn2', :'wal_lsn1'); -- ERROR
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SELECT COUNT(*) >= 0 AS ok FROM pg_get_wal_stats(:'wal_lsn2', :'wal_lsn1'); -- ERROR
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-- ===================================================================
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-- Tests for all function executions
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-- ===================================================================
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SELECT COUNT(*) >= 0 AS ok FROM pg_get_wal_record_info(:'wal_lsn1');
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SELECT COUNT(*) >= 0 AS ok FROM pg_get_wal_records_info(:'wal_lsn1', :'wal_lsn2');
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SELECT COUNT(*) >= 0 AS ok FROM pg_get_wal_records_info_till_end_of_wal(:'wal_lsn1');
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SELECT COUNT(*) >= 0 AS ok FROM pg_get_wal_stats(:'wal_lsn1', :'wal_lsn2');
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SELECT COUNT(*) >= 0 AS ok FROM pg_get_wal_stats_till_end_of_wal(:'wal_lsn1');
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-- ===================================================================
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-- Test for filtering out WAL records of a particular table
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-- ===================================================================
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SELECT oid AS sample_tbl_oid FROM pg_class WHERE relname = 'sample_tbl' \gset
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SELECT COUNT(*) >= 1 AS ok FROM pg_get_wal_records_info(:'wal_lsn1', :'wal_lsn2')
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WHERE block_ref LIKE concat('%', :'sample_tbl_oid', '%') AND resource_manager = 'Heap';
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-- ===================================================================
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-- Test for filtering out WAL records based on resource_manager and
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-- record_type
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-- ===================================================================
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SELECT COUNT(*) >= 1 AS ok FROM pg_get_wal_records_info(:'wal_lsn1', :'wal_lsn2')
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WHERE resource_manager = 'Heap' AND record_type = 'INSERT';
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-- ===================================================================
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-- Tests for permissions
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-- ===================================================================
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CREATE ROLE regress_pg_walinspect;
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SELECT has_function_privilege('regress_pg_walinspect',
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'pg_get_wal_record_info(pg_lsn)', 'EXECUTE'); -- no
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SELECT has_function_privilege('regress_pg_walinspect',
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'pg_get_wal_records_info(pg_lsn, pg_lsn) ', 'EXECUTE'); -- no
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SELECT has_function_privilege('regress_pg_walinspect',
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'pg_get_wal_stats(pg_lsn, pg_lsn, boolean) ', 'EXECUTE'); -- no
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-- Functions accessible by users with role pg_read_server_files
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GRANT pg_read_server_files TO regress_pg_walinspect;
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SELECT has_function_privilege('regress_pg_walinspect',
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'pg_get_wal_record_info(pg_lsn)', 'EXECUTE'); -- yes
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SELECT has_function_privilege('regress_pg_walinspect',
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'pg_get_wal_records_info(pg_lsn, pg_lsn) ', 'EXECUTE'); -- yes
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SELECT has_function_privilege('regress_pg_walinspect',
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'pg_get_wal_stats(pg_lsn, pg_lsn, boolean) ', 'EXECUTE'); -- yes
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REVOKE pg_read_server_files FROM regress_pg_walinspect;
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-- Superuser can grant execute to other users
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GRANT EXECUTE ON FUNCTION pg_get_wal_record_info(pg_lsn)
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TO regress_pg_walinspect;
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GRANT EXECUTE ON FUNCTION pg_get_wal_records_info(pg_lsn, pg_lsn)
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TO regress_pg_walinspect;
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GRANT EXECUTE ON FUNCTION pg_get_wal_stats(pg_lsn, pg_lsn, boolean)
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TO regress_pg_walinspect;
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SELECT has_function_privilege('regress_pg_walinspect',
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'pg_get_wal_record_info(pg_lsn)', 'EXECUTE'); -- yes
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SELECT has_function_privilege('regress_pg_walinspect',
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'pg_get_wal_records_info(pg_lsn, pg_lsn) ', 'EXECUTE'); -- yes
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SELECT has_function_privilege('regress_pg_walinspect',
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'pg_get_wal_stats(pg_lsn, pg_lsn, boolean) ', 'EXECUTE'); -- yes
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REVOKE EXECUTE ON FUNCTION pg_get_wal_record_info(pg_lsn)
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FROM regress_pg_walinspect;
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REVOKE EXECUTE ON FUNCTION pg_get_wal_records_info(pg_lsn, pg_lsn)
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FROM regress_pg_walinspect;
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REVOKE EXECUTE ON FUNCTION pg_get_wal_stats(pg_lsn, pg_lsn, boolean)
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FROM regress_pg_walinspect;
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-- ===================================================================
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-- Clean up
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-- ===================================================================
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DROP ROLE regress_pg_walinspect;
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SELECT pg_drop_replication_slot('regress_pg_walinspect_slot');
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DROP TABLE sample_tbl;
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