#!/bin/bash

set -eu

cur=$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)
source $cur/../_utils/test_prepare
WORK_DIR=$TEST_DIR/$TEST_NAME

function run() {
	run_sql_file $cur/data/db1.prepare.sql $MYSQL_HOST1 $MYSQL_PORT1 $MYSQL_PASSWORD1
	run_sql_file $cur/data/db2.prepare.sql $MYSQL_HOST2 $MYSQL_PORT2 $MYSQL_PASSWORD2

	run_dm_master $WORK_DIR/master $MASTER_PORT $cur/conf/dm-master.toml
	check_rpc_alive $cur/../bin/check_master_online 127.0.0.1:$MASTER_PORT
	run_dm_worker $WORK_DIR/worker1 $WORKER1_PORT $cur/conf/dm-worker1.toml
	check_rpc_alive $cur/../bin/check_worker_online 127.0.0.1:$WORKER1_PORT
	run_dm_worker $WORK_DIR/worker2 $WORKER2_PORT $cur/conf/dm-worker2.toml
	check_rpc_alive $cur/../bin/check_worker_online 127.0.0.1:$WORKER2_PORT
	# operate mysql config to worker
	cp $cur/conf/source1.yaml $WORK_DIR/source1.yaml
	cp $cur/conf/source2.yaml $WORK_DIR/source2.yaml
	sed -i "/relay-binlog-name/i\relay-dir: $WORK_DIR/worker1/relay_log" $WORK_DIR/source1.yaml
	sed -i "/relay-binlog-name/i\relay-dir: $WORK_DIR/worker2/relay_log" $WORK_DIR/source2.yaml
	dmctl_operate_source create $WORK_DIR/source1.yaml $SOURCE_ID1
	dmctl_operate_source create $WORK_DIR/source2.yaml $SOURCE_ID2

	# start DM task only
	dmctl_start_task

	# use sync_diff_inspector to check full dump loader
	check_sync_diff $WORK_DIR $cur/conf/diff_config.toml

	run_sql_file $cur/data/db1.increment.sql $MYSQL_HOST1 $MYSQL_PORT1 $MYSQL_PASSWORD1
	run_sql_file $cur/data/db2.increment.sql $MYSQL_HOST2 $MYSQL_PORT2 $MYSQL_PASSWORD2

	sleep 3
	# use sync_diff_inspector to check data now!
	check_sync_diff $WORK_DIR $cur/conf/diff_config.toml

	run_sql_file $cur/data/db1.increment2.sql $MYSQL_HOST1 $MYSQL_PORT1 $MYSQL_PASSWORD1
	run_sql_file $cur/data/db2.increment2.sql $MYSQL_HOST2 $MYSQL_PORT2 $MYSQL_PASSWORD2

	# the first ddl success while the second is conflict
	run_dm_ctl_with_retry $WORK_DIR "127.0.0.1:$MASTER_PORT" \
		"query-status sequence_sharding" \
		"detect inconsistent DDL sequence" 2

	# check no auto resume, DefaultCheckInterval is 5s, so here doubles
	sleep 11
	check_log_contains $WORK_DIR/worker1/log/dm-worker.log "task can't auto resume"

	# resume manually
	# this operation may not return 3 `"result": true`, because worker may
	# - response too slowly to resume, so resume still see old error and waitOperationOk will return early
	# - response too quickly, so resume see error of "still conflict" in next lines
	run_dm_ctl $WORK_DIR "127.0.0.1:$MASTER_PORT" \
		"resume-task sequence_sharding"

	# still conflict
	run_dm_ctl_with_retry $WORK_DIR "127.0.0.1:$MASTER_PORT" \
		"query-status sequence_sharding" \
		"detect inconsistent DDL sequence" 2

	run_dm_ctl $WORK_DIR "127.0.0.1:$MASTER_PORT" \
		"stop-task sequence_sharding" \
		"\"result\": true" 3

	# now upstream schema is conflict, ignore it and restart task
	cp $cur/conf/dm-task.yaml $WORK_DIR/task.yaml
	echo "ignore-checking-items: [\"all\"]" >>$WORK_DIR/task.yaml
	run_dm_ctl $WORK_DIR "127.0.0.1:$MASTER_PORT" \
		"start-task $WORK_DIR/task.yaml"

	# still conflict
	run_dm_ctl_with_retry $WORK_DIR "127.0.0.1:$MASTER_PORT" \
		"query-status sequence_sharding" \
		"detect inconsistent DDL sequence" 2
}

cleanup_data sharding_target2
# also cleanup dm processes in case of last run failed
cleanup_process $*
run $*
cleanup_process $*

echo "[$(date)] <<<<<< test case $TEST_NAME success! >>>>>>"