citus/src/test/regress/spec/isolation_shard_rebalancer_...

85 lines
2.1 KiB
Ruby

setup
{
SELECT citus_internal.replace_isolation_tester_func();
SELECT citus_internal.refresh_isolation_tester_prepared_statement();
select setval('pg_dist_shardid_seq', GREATEST(1500000, nextval('pg_dist_shardid_seq')));
SET citus.shard_count TO 4;
SET citus.shard_replication_factor TO 1;
SELECT 1 FROM master_add_node('localhost', 57637);
SELECT master_set_node_property('localhost', 57638, 'shouldhaveshards', false);
CREATE TABLE colocated1 (test_id integer NOT NULL, data text);
SELECT create_distributed_table('colocated1', 'test_id', 'hash', 'none');
CREATE TABLE colocated2 (test_id integer NOT NULL, data text);
SELECT create_distributed_table('colocated2', 'test_id', 'hash', 'colocated1');
-- 1 and 3 are chosen so they go to shard 1 and 2
INSERT INTO colocated1(test_id) SELECT 1 from generate_series(0, 1000) i;
INSERT INTO colocated2(test_id) SELECT 1 from generate_series(0, 10000) i;
INSERT INTO colocated1(test_id) SELECT 3 from generate_series(0, 5000) i;
select * from pg_dist_placement;
SELECT master_set_node_property('localhost', 57638, 'shouldhaveshards', true);
}
teardown
{
DROP TABLE colocated2;
DROP TABLE colocated1;
SELECT citus_internal.restore_isolation_tester_func();
}
session "s1"
step "s1-rebalance-c1"
{
BEGIN;
SELECT * FROM get_rebalance_table_shards_plan('colocated1');
SELECT rebalance_table_shards('colocated1', shard_transfer_mode:='block_writes');
}
step "s1-commit"
{
COMMIT;
}
session "s2"
step "s2-lock-1"
{
SELECT pg_advisory_lock(29279, 1);
}
step "s2-lock-2"
{
SELECT pg_advisory_lock(29279, 2);
}
step "s2-unlock-1"
{
SELECT pg_advisory_unlock(29279, 1);
}
step "s2-unlock-2"
{
SELECT pg_advisory_unlock(29279, 2);
}
session "s3"
step "s3-progress"
{
set client_min_messages=NOTICE;
SELECT
table_name,
shardid,
shard_size,
sourcename,
sourceport,
source_shard_size,
targetname,
targetport,
target_shard_size,
progress
FROM get_rebalance_progress();
}
permutation "s2-lock-1" "s2-lock-2" "s1-rebalance-c1" "s3-progress" "s2-unlock-1" "s3-progress" "s2-unlock-2" "s3-progress" "s1-commit" "s3-progress"