mirror of https://github.com/citusdata/citus.git
257 lines
8.3 KiB
Plaintext
257 lines
8.3 KiB
Plaintext
--
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-- failure_mx_metadata_sync.sql
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--
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CREATE SCHEMA IF NOT EXISTS mx_metadata_sync;
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SET SEARCH_PATH = mx_metadata_sync;
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SET citus.shard_count TO 2;
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SET citus.next_shard_id TO 16000000;
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SET citus.shard_replication_factor TO 1;
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SELECT pg_backend_pid() as pid \gset
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SELECT citus.mitmproxy('conn.allow()');
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mitmproxy
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---------------------------------------------------------------------
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(1 row)
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\set VERBOSITY terse
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SET client_min_messages TO ERROR;
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CREATE TABLE t1 (id int PRIMARY KEY);
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SELECT create_distributed_table('t1', 'id');
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create_distributed_table
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---------------------------------------------------------------------
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(1 row)
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INSERT INTO t1 SELECT x FROM generate_series(1,100) AS f(x);
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-- Initially turn metadata sync off because we'll ingest errors to start/stop metadata sync operations
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SELECT stop_metadata_sync_to_node('localhost', :worker_2_proxy_port);
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stop_metadata_sync_to_node
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---------------------------------------------------------------------
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(1 row)
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SELECT hasmetadata FROM pg_dist_node WHERE nodeport=:worker_2_proxy_port;
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hasmetadata
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---------------------------------------------------------------------
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f
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(1 row)
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-- Failure to set groupid in the worker
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SELECT citus.mitmproxy('conn.onQuery(query="^UPDATE pg_dist_local_group SET groupid").cancel(' || :pid || ')');
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mitmproxy
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---------------------------------------------------------------------
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(1 row)
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SELECT citus_activate_node('localhost', :worker_2_proxy_port);
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ERROR: canceling statement due to user request
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SELECT citus.mitmproxy('conn.onQuery(query="^UPDATE pg_dist_local_group SET groupid").kill()');
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mitmproxy
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---------------------------------------------------------------------
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(1 row)
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SELECT citus_activate_node('localhost', :worker_2_proxy_port);
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ERROR: failure on connection marked as essential: localhost:xxxxx
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-- Failure to drop all tables in pg_dist_partition
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SELECT citus.mitmproxy('conn.onQuery(query="DELETE FROM pg_dist_partition").cancel(' || :pid || ')');
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mitmproxy
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---------------------------------------------------------------------
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(1 row)
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SELECT citus_activate_node('localhost', :worker_2_proxy_port);
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ERROR: canceling statement due to user request
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SELECT citus.mitmproxy('conn.onQuery(query="DELETE FROM pg_dist_partition").kill()');
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mitmproxy
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---------------------------------------------------------------------
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(1 row)
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SELECT citus_activate_node('localhost', :worker_2_proxy_port);
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ERROR: failure on connection marked as essential: localhost:xxxxx
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-- Failure to delete pg_dist_node entries from the worker
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SELECT citus.mitmproxy('conn.onQuery(query="DELETE FROM pg_dist_node").cancel(' || :pid || ')');
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mitmproxy
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---------------------------------------------------------------------
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(1 row)
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SELECT start_metadata_sync_to_node('localhost', :worker_2_proxy_port);
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ERROR: canceling statement due to user request
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SELECT citus.mitmproxy('conn.onQuery(query="DELETE FROM pg_dist_node").kill()');
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mitmproxy
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---------------------------------------------------------------------
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(1 row)
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SELECT start_metadata_sync_to_node('localhost', :worker_2_proxy_port);
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ERROR: failure on connection marked as essential: localhost:xxxxx
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-- Failure to populate pg_dist_node in the worker
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SELECT citus.mitmproxy('conn.onQuery(query="INSERT INTO pg_dist_node").cancel(' || :pid || ')');
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mitmproxy
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---------------------------------------------------------------------
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(1 row)
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SELECT start_metadata_sync_to_node('localhost', :worker_2_proxy_port);
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ERROR: canceling statement due to user request
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SELECT citus.mitmproxy('conn.onQuery(query="INSERT INTO pg_dist_node").kill()');
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mitmproxy
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---------------------------------------------------------------------
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(1 row)
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SELECT start_metadata_sync_to_node('localhost', :worker_2_proxy_port);
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ERROR: failure on connection marked as essential: localhost:xxxxx
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-- Verify that coordinator knows worker does not have valid metadata
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SELECT hasmetadata FROM pg_dist_node WHERE nodeport=:worker_2_proxy_port;
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hasmetadata
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---------------------------------------------------------------------
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f
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(1 row)
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-- Verify we can activate node after unsuccessful attempts
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SELECT citus.mitmproxy('conn.allow()');
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mitmproxy
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---------------------------------------------------------------------
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(1 row)
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SELECT 1 FROM citus_activate_node('localhost', :worker_2_proxy_port);
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?column?
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---------------------------------------------------------------------
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1
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(1 row)
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SELECT hasmetadata FROM pg_dist_node WHERE nodeport=:worker_2_proxy_port;
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hasmetadata
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---------------------------------------------------------------------
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t
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(1 row)
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-- Check failures on DDL command propagation
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CREATE TABLE t2 (id int PRIMARY KEY);
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SELECT citus.mitmproxy('conn.onParse(query="citus_internal_add_placement_metadata").kill()');
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mitmproxy
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---------------------------------------------------------------------
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(1 row)
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SELECT create_distributed_table('t2', 'id');
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ERROR: server closed the connection unexpectedly
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This probably means the server terminated abnormally
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before or while processing the request.
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SELECT citus.mitmproxy('conn.onParse(query="citus_internal_add_shard_metadata").cancel(' || :pid || ')');
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mitmproxy
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---------------------------------------------------------------------
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(1 row)
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SELECT create_distributed_table('t2', 'id');
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ERROR: canceling statement due to user request
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-- Verify that the table was not distributed
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SELECT count(*) > 0 AS is_table_distributed
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FROM pg_dist_partition
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WHERE logicalrelid='t2'::regclass;
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is_table_distributed
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---------------------------------------------------------------------
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f
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(1 row)
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-- Failure to set groupid in the worker
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SELECT citus.mitmproxy('conn.onQuery(query="^UPDATE pg_dist_local_group SET groupid").cancel(' || :pid || ')');
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mitmproxy
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---------------------------------------------------------------------
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(1 row)
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SELECT stop_metadata_sync_to_node('localhost', :worker_2_proxy_port);
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ERROR: canceling statement due to user request
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SELECT citus.mitmproxy('conn.onQuery(query="^UPDATE pg_dist_local_group SET groupid").kill()');
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mitmproxy
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---------------------------------------------------------------------
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(1 row)
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SELECT stop_metadata_sync_to_node('localhost', :worker_2_proxy_port);
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stop_metadata_sync_to_node
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---------------------------------------------------------------------
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(1 row)
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-- Failure to delete pg_dist_node entries from the worker
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SELECT citus.mitmproxy('conn.onQuery(query="DELETE FROM pg_dist_node").cancel(' || :pid || ')');
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mitmproxy
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---------------------------------------------------------------------
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(1 row)
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SELECT stop_metadata_sync_to_node('localhost', :worker_2_proxy_port);
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ERROR: canceling statement due to user request
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SELECT citus.mitmproxy('conn.onQuery(query="DELETE FROM pg_dist_node").kill()');
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mitmproxy
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---------------------------------------------------------------------
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(1 row)
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SELECT stop_metadata_sync_to_node('localhost', :worker_2_proxy_port);
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stop_metadata_sync_to_node
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---------------------------------------------------------------------
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(1 row)
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\c - - - :worker_2_port
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SELECT count(*) FROM pg_dist_node;
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count
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---------------------------------------------------------------------
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2
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(1 row)
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\c - - - :master_port
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SELECT hasmetadata FROM pg_dist_node WHERE nodeport=:worker_2_proxy_port;
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hasmetadata
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---------------------------------------------------------------------
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f
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(1 row)
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-- Verify we can stop metadata sync after unsuccessful attempts
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SELECT citus.mitmproxy('conn.allow()');
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mitmproxy
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---------------------------------------------------------------------
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(1 row)
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SELECT stop_metadata_sync_to_node('localhost', :worker_2_proxy_port);
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NOTICE: dropping metadata on the node (localhost,9060)
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stop_metadata_sync_to_node
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---------------------------------------------------------------------
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(1 row)
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\c - - - :worker_2_port
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SELECT count(*) FROM pg_dist_node;
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count
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---------------------------------------------------------------------
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0
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(1 row)
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\c - - - :master_port
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SELECT hasmetadata FROM pg_dist_node WHERE nodeport=:worker_2_proxy_port;
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hasmetadata
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---------------------------------------------------------------------
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f
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(1 row)
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-- turn metadata sync back on
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SELECT start_metadata_sync_to_node('localhost', :worker_2_proxy_port);
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start_metadata_sync_to_node
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---------------------------------------------------------------------
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(1 row)
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SET SEARCH_PATH = mx_metadata_sync;
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DROP TABLE t1;
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DROP TABLE t2;
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DROP SCHEMA mx_metadata_sync CASCADE;
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