support asynchronous commit for twophase operations

Author: kelvich

pglogical_receiver.c

@@ -298,6 +298,11 @@ pglogical_receiver_main(Datum main_arg)
 		mode = MtmGetReplicationMode(nodeId, &got_sigterm);
 		MTM_LOG1("[STATE] Node %i: wal_receiver starts in %s mode", nodeId, MtmReplicationModeName[mode]);
 
+		if (mode == REPLMODE_RECOVERY)
+			synchronous_twophase = false;
+		else
+			synchronous_twophase = true;
+
 		if (mode == REPLMODE_EXIT)
 		{
 			break;

tests2/docker-entrypoint.sh

@@ -59,6 +59,7 @@ if [ "$1" = 'postgres' ]; then
 			shared_preload_libraries = 'multimaster'
 			default_transaction_isolation = 'repeatable read'
 			log_line_prefix = '%m: '
+			wal_writer_delay = 5ms
 			# log_statement = all
 
 			multimaster.max_nodes = 3