#!/bin/bash

set -eu

CUR=$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)
source $CUR/../_utils/test_prepare
WORK_DIR=$OUT_DIR/$TEST_NAME
CDC_BINARY=cdc.test
SINK_TYPE=$1

rm -rf "$WORK_DIR"
mkdir -p "$WORK_DIR"

stop() {
	# to distinguish whether the test failed in the DML synchronization phase or the DDL synchronization phase
	echo $(mysql -h${DOWN_TIDB_HOST} -P${DOWN_TIDB_PORT} -uroot -e "select count(*) from consistent_replicate_storage_file.usertable;")
	stop_test $WORK_DIR
}

function run() {
	# we only support eventually consistent replication with MySQL sink
	if [ "$SINK_TYPE" != "mysql" ]; then
		return
	fi

	start_tidb_cluster --workdir $WORK_DIR

	run_sql "set @@global.tidb_enable_exchange_partition=on" ${DOWN_TIDB_HOST} ${DOWN_TIDB_PORT}

	run_cdc_server --workdir $WORK_DIR --binary $CDC_BINARY

	SINK_URI="mysql://normal:123456@127.0.0.1:3306/"
	changefeed_id=$(cdc_cli_changefeed create --sink-uri="$SINK_URI" --config="$CUR/conf/changefeed.toml" | grep '^ID:' | head -n1 | awk '{print $2}')

	run_sql "CREATE DATABASE consistent_replicate_storage_file;" ${UP_TIDB_HOST} ${UP_TIDB_PORT}
	go-ycsb load mysql -P $CUR/conf/workload -p mysql.host=${UP_TIDB_HOST} -p mysql.port=${UP_TIDB_PORT} -p mysql.user=root -p mysql.db=consistent_replicate_storage_file
	run_sql "CREATE table consistent_replicate_storage_file.check1(id int primary key);" ${UP_TIDB_HOST} ${UP_TIDB_PORT}
	run_sql_file $CUR/data/prepare.sql ${UP_TIDB_HOST} ${UP_TIDB_PORT}
	check_table_exists "consistent_replicate_storage_file.usertable" ${DOWN_TIDB_HOST} ${DOWN_TIDB_PORT}
	check_table_exists "consistent_replicate_storage_file.check1" ${DOWN_TIDB_HOST} ${DOWN_TIDB_PORT} 120
	check_table_exists "consistent_replicate_storage_file.t2" ${DOWN_TIDB_HOST} ${DOWN_TIDB_PORT} 120

	check_sync_diff $WORK_DIR $CUR/conf/diff_config.toml

	# Inject the failpoint to prevent sink execution, but the global resolved can be moved forward.
	# Then we can apply redo log to reach an eventual consistent state in downstream.
	cleanup_process $CDC_BINARY
	export GO_FAILPOINTS='github.com/pingcap/ticdc/pkg/sink/mysql/MySQLSinkHangLongTime=return(true)'
	run_cdc_server --workdir $WORK_DIR --binary $CDC_BINARY
	run_sql "create table consistent_replicate_storage_file.usertable2 like consistent_replicate_storage_file.usertable" ${UP_TIDB_HOST} ${UP_TIDB_PORT}
	run_sql "ALTER TABLE consistent_replicate_storage_file.t1 EXCHANGE PARTITION p3 WITH TABLE consistent_replicate_storage_file.t2" ${UP_TIDB_HOST} ${UP_TIDB_PORT}
	run_sql "insert into consistent_replicate_storage_file.t2 values (100),(101),(102),(103),(104),(105);" ${UP_TIDB_HOST} ${UP_TIDB_PORT}
	run_sql "insert into consistent_replicate_storage_file.t1 values (25),(29);" ${UP_TIDB_HOST} ${UP_TIDB_PORT}
	run_sql "insert into consistent_replicate_storage_file.usertable2 select * from consistent_replicate_storage_file.usertable" ${UP_TIDB_HOST} ${UP_TIDB_PORT}

	# to ensure row changed events have been replicated to TiCDC
	sleep 60

	storage_path="file://$WORK_DIR/redo"
	tmp_download_path=$WORK_DIR/cdc_data/redo/$changefeed_id
	current_tso=$(run_cdc_cli_tso_query $UP_PD_HOST_1 $UP_PD_PORT_1)
	ensure 20 check_redo_resolved_ts $changefeed_id $current_tso $storage_path $tmp_download_path/meta
	cleanup_process $CDC_BINARY

	export GO_FAILPOINTS=''

	# This value is generated by:
	# echo -n '123456' | base64
	# MTIzNDU2
	# Use this value here to test redo apply function works well
	# when use base64 encoded password
	ENPASSWORD="MTIzNDU2"

	cdc redo apply --log-level debug --tmp-dir="$tmp_download_path/apply" \
		--storage="$storage_path" \
		--sink-uri="mysql://normal:${ENPASSWORD}@127.0.0.1:3306/" >$WORK_DIR/cdc_redo.log
	check_sync_diff $WORK_DIR $CUR/conf/diff_config.toml 100
}

trap stop EXIT
run $*
check_logs $WORK_DIR
echo "[$(date)] <<<<<< run test case $TEST_NAME success! >>>>>>"