#!/usr/bin/env bash

set -x
set -o errexit
set -o pipefail

CUR_DIR=$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)
ROOT_DIR=$(cd "$(dirname "${BASH_SOURCE[0]}")" && cd ../.. && pwd)
DATA_DIR=${DATA_DIR:=`mktemp -d /tmp/clickhouse.test..XXXXX`}
DATA_DIR_PATTERN=${DATA_DIR_PATTERN:=/tmp/clickhouse} # path from config file, will be replaced to temporary
LOG_DIR=${LOG_DIR:=$DATA_DIR/log}
export CLICKHOUSE_BINARY=${CLICKHOUSE_BINARY:="clickhouse"}
( [ -x "$ROOT_DIR/dbms/programs/${CLICKHOUSE_BINARY}-server" ] || [ -x "$ROOT_DIR/dbms/programs/${CLICKHOUSE_BINARY}" ] ) && BUILD_DIR=${BUILD_DIR:=$ROOT_DIR} # Build without separate build dir
[ -d "$ROOT_DIR/build${BUILD_TYPE}" ] && BUILD_DIR=${BUILD_DIR:=$ROOT_DIR/build${BUILD_TYPE}}
BUILD_DIR=${BUILD_DIR:=$ROOT_DIR}
[ -x ${CLICKHOUSE_BINARY}-server" ] && [ -x ${CLICKHOUSE_BINARY}-client" ] && BIN_DIR= # Allow run in /usr/bin
( [ -x "$BUILD_DIR/dbms/programs/${CLICKHOUSE_BINARY}" ] || [ -x "$BUILD_DIR/dbms/programs/${CLICKHOUSE_BINARY}-server" ] ) && BIN_DIR=${BIN_DIR:=$BUILD_DIR/dbms/programs/}
[ -x "$BIN_DIR/${CLICKHOUSE_BINARY}-server" ] && CLICKHOUSE_SERVER=${CLICKHOUSE_SERVER:=$BIN_DIR/${CLICKHOUSE_BINARY}-server}
[ -x "$BIN_DIR/${CLICKHOUSE_BINARY}" ] && CLICKHOUSE_SERVER=${CLICKHOUSE_SERVER:=$BIN_DIR/${CLICKHOUSE_BINARY} server}
[ -x "$BIN_DIR/${CLICKHOUSE_BINARY}-client" ] && CLICKHOUSE_CLIENT=${CLICKHOUSE_CLIENT:=$BIN_DIR/${CLICKHOUSE_BINARY}-client}
[ -x "$BIN_DIR/${CLICKHOUSE_BINARY}" ] && CLICKHOUSE_CLIENT=${CLICKHOUSE_CLIENT:=$BIN_DIR/${CLICKHOUSE_BINARY} client}
[ -x "$BIN_DIR/${CLICKHOUSE_BINARY}-extract-from-config" ] && CLICKHOUSE_EXTRACT=${CLICKHOUSE_EXTRACT:=$BIN_DIR/${CLICKHOUSE_BINARY}-extract-from-config}
[ -x "$BIN_DIR/${CLICKHOUSE_BINARY}" ] && CLICKHOUSE_EXTRACT=${CLICKHOUSE_EXTRACT:=$BIN_DIR/${CLICKHOUSE_BINARY} extract-from-config}

[ -f "$CUR_DIR/server-test.xml" ] && CONFIG_DIR=${CONFIG_DIR=$CUR_DIR}/
CONFIG_CLIENT_DIR=${CONFIG_CLIENT_DIR=$CONFIG_DIR}
CONFIG_SERVER_DIR=${CONFIG_SERVER_DIR=$CONFIG_DIR}
[ ! -f "${CONFIG_CLIENT_DIR}client-test.xml" ] && CONFIG_CLIENT_DIR=${CONFIG_CLIENT_DIR:=/etc/clickhouse-client/}
[ ! -f "${CONFIG_SERVER_DIR}server-test.xml" ] && CONFIG_SERVER_DIR=${CONFIG_SERVER_DIR:=/etc/clickhouse-server/}
export CLICKHOUSE_CONFIG_CLIENT=${CLICKHOUSE_CONFIG_CLIENT:=${CONFIG_CLIENT_DIR}client-test.xml}
export CLICKHOUSE_CONFIG=${CLICKHOUSE_CONFIG:=${CONFIG_SERVER_DIR}server-test.xml}
CLICKHOUSE_CONFIG_USERS=${CONFIG_SERVER_DIR}users.xml
[ ! -f "$CLICKHOUSE_CONFIG_USERS" ] && CLICKHOUSE_CONFIG_USERS=$CUR_DIR/../programs/server/users.xml
[ -x "$CUR_DIR/clickhouse-test" ] && TEST_DIR=${TEST_DIR=$CUR_DIR/}
[ -d "$CUR_DIR/queries" ] && QUERIES_DIR=${QUERIES_DIR=$CUR_DIR/queries}
[ ! -d "$QUERIES_DIR" ] && [ -d "/usr/local/share/clickhouse-test/queries" ] && QUERIES_DIR=${QUERIES_DIR=/usr/local/share/clickhouse-test/queries}
[ ! -d "$QUERIES_DIR" ] && [ -d "/usr/share/clickhouse-test/queries" ] && QUERIES_DIR=${QUERIES_DIR=/usr/share/clickhouse-test/queries}

TEST_PORT_RANDOM=${TEST_PORT_RANDOM=1}
if [ "${TEST_PORT_RANDOM}" ]; then
    CLICKHOUSE_PORT_BASE=${CLICKHOUSE_PORT_BASE:=$(( ( RANDOM % 50000 ) + 10000 ))}
    CLICKHOUSE_PORT_TCP=${CLICKHOUSE_PORT_TCP:=$(($CLICKHOUSE_PORT_BASE + 1))}
    CLICKHOUSE_PORT_HTTP=${CLICKHOUSE_PORT_HTTP:=$(($CLICKHOUSE_PORT_BASE + 2))}
    CLICKHOUSE_PORT_INTERSERVER=${CLICKHOUSE_PORT_INTERSERVER:=$(($CLICKHOUSE_PORT_BASE + 3))}
    CLICKHOUSE_PORT_TCP_SECURE=${CLICKHOUSE_PORT_TCP_SECURE:=$(($CLICKHOUSE_PORT_BASE + 4))}
    CLICKHOUSE_PORT_HTTPS=${CLICKHOUSE_PORT_HTTPS:=$(($CLICKHOUSE_PORT_BASE + 5))}
    CLICKHOUSE_PORT_ODBC_BRIDGE=${CLICKHOUSE_ODBC_BRIDGE:=$(($CLICKHOUSE_PORT_BASE + 6))}
fi

rm -rf $DATA_DIR || true
mkdir -p $LOG_DIR $DATA_DIR/etc || true

if [ "$DATA_DIR_PATTERN" != "$DATA_DIR" ]; then
    cat $CLICKHOUSE_CONFIG | sed -e s!$DATA_DIR_PATTERN!$DATA_DIR! > $DATA_DIR/etc/server-config.xml
    export CLICKHOUSE_CONFIG=$DATA_DIR/etc/server-config.xml
    cp $CLICKHOUSE_CONFIG_USERS $DATA_DIR/etc
fi

CLICKHOUSE_EXTRACT_CONFIG=${CLICKHOUSE_EXTRACT_CONFIG:="${CLICKHOUSE_EXTRACT} --config=$CLICKHOUSE_CONFIG"}
CLICKHOUSE_LOG=${CLICKHOUSE_LOG:=${LOG_DIR}clickhouse-server.log}
export CLICKHOUSE_PORT_TCP=${CLICKHOUSE_PORT_TCP:=`$CLICKHOUSE_EXTRACT_CONFIG --key=tcp_port || echo 9000`}
export CLICKHOUSE_PORT_HTTP=${CLICKHOUSE_PORT_HTTP:=`$CLICKHOUSE_EXTRACT_CONFIG --key=http_port || echo 8123`}
export CLICKHOUSE_PORT_INTERSERVER=${CLICKHOUSE_PORT_INTERSERVER:=`$CLICKHOUSE_EXTRACT_CONFIG --key=interserver_http_port || echo 9009`}
export CLICKHOUSE_PORT_TCP_SECURE=${CLICKHOUSE_PORT_TCP_SECURE:=`$CLICKHOUSE_EXTRACT_CONFIG --key=tcp_port_secure`}
export CLICKHOUSE_PORT_HTTPS=${CLICKHOUSE_PORT_HTTPS:=`$CLICKHOUSE_EXTRACT_CONFIG --key=https_port`}
export CLICKHOUSE_ODBC_BRIDGE=${CLICKHOUSE_ODBC_BRIDGE:=`$CLICKHOUSE_EXTRACT_CONFIG --key=odbc_bridge.port || echo 9018`}

DHPARAM=`$CLICKHOUSE_EXTRACT_CONFIG --key=openSSL.server.dhParamsFile`
PRIVATEKEY=`$CLICKHOUSE_EXTRACT_CONFIG --key=openSSL.server.privateKeyFile`
CERT=`$CLICKHOUSE_EXTRACT_CONFIG --key=openSSL.server.certificateFile`
# Do not generate in case broken extract-config
[ -n "$DHPARAM" ] && openssl dhparam -out $DHPARAM 256
[ -n "$PRIVATEKEY" ] && [ -n "$CERT" ] && openssl req -subj "/CN=localhost" -new -newkey rsa:2048 -days 365 -nodes -x509 -keyout $PRIVATEKEY -out $CERT

if [ "$TEST_GDB" ] || [ "$GDB" ]; then
    echo -e "run \nset pagination off \nset logging file $LOG_DIR/server.gdb.log \nset logging on \nbacktrace \nthread apply all backtrace \nbacktrace \ndetach \nquit " > $DATA_DIR/gdb.cmd
    GDB=${GDB:="gdb -x $DATA_DIR/gdb.cmd --args "}
fi

# Start a local clickhouse server which will be used to run tests

# TODO: fix change shard ports:
#    --remote_servers.test_shard_localhost_secure.shard.replica.port=$CLICKHOUSE_PORT_TCP_SECURE \
#    --remote_servers.test_shard_localhost.shard.replica.port=$CLICKHOUSE_PORT_TCP \

VERSION=`$CLICKHOUSE_CLIENT --version-clean`
# If run from compile dir - use in-place compile binary and headers
[ -n "$BIN_DIR" ] && INTERNAL_COMPILER_PARAMS="--compiler_executable_root=${INTERNAL_COMPILER_BIN_ROOT:=$BUILD_DIR/dbms/programs/} --compiler_headers=$BUILD_DIR/dbms/programs/clang/headers/$VERSION/ --compiler_headers_root=$BUILD_DIR/dbms/programs/clang/headers/$VERSION/"

$GDB $CLICKHOUSE_SERVER --config-file=$CLICKHOUSE_CONFIG --log=$CLICKHOUSE_LOG $TEST_SERVER_PARAMS -- \
    --http_port=$CLICKHOUSE_PORT_HTTP \
    --tcp_port=$CLICKHOUSE_PORT_TCP \
    --https_port=$CLICKHOUSE_PORT_HTTPS \
    --tcp_port_secure=$CLICKHOUSE_PORT_TCP_SECURE \
    --interserver_http_port=$CLICKHOUSE_PORT_INTERSERVER \
    --odbc_bridge.port=$CLICKHOUSE_ODBC_BRIDGE \
    $INTERNAL_COMPILER_PARAMS \
    $TEST_SERVER_CONFIG_PARAMS \
    2>&1 > $LOG_DIR/server.stdout.log &
CH_PID=$!
sleep ${TEST_SERVER_STARTUP_WAIT:=5}

if [ "$GDB" ]; then
    # Long symbols read
    sleep ${TEST_GDB_SLEEP:=60}
fi

tail -n50 $LOG_DIR/*.log || true

# Define needed stuff to kill test clickhouse server after tests completion
function finish {
    kill $CH_PID || true
    wait
    tail -n 50 $LOG_DIR/*.log || true
    if [ "$GDB" ]; then
        cat $LOG_DIR/server.gdb.log || true
    fi
    rm -rf $DATA_DIR
}
trap finish EXIT SIGINT SIGQUIT SIGTERM

# Do tests
if [ -n "$*" ]; then
    $*
else
    TEST_RUN=${TEST_RUN=1}
    TEST_PERF=${TEST_PERF=1}
    CLICKHOUSE_CLIENT_QUERY="${CLICKHOUSE_CLIENT} --config ${CLICKHOUSE_CONFIG_CLIENT} --port $CLICKHOUSE_PORT_TCP -m -n -q"
    $CLICKHOUSE_CLIENT_QUERY 'SELECT * from system.build_options; SELECT * FROM system.clusters;'
    CLICKHOUSE_TEST="env PATH=$PATH:$BIN_DIR ${TEST_DIR}clickhouse-test --binary ${BIN_DIR}${CLICKHOUSE_BINARY} --configclient $CLICKHOUSE_CONFIG_CLIENT --configserver $CLICKHOUSE_CONFIG --tmp $DATA_DIR/tmp --queries $QUERIES_DIR $TEST_OPT0 $TEST_OPT"
    CLICKHOUSE_PERFORMANCE_TEST="${BIN_DIR}clickhouse-performance-test --port $CLICKHOUSE_PORT_TCP --recursive $CUR_DIR/performance --skip-tags=long"
    if [ "${TEST_RUN_STRESS}" ]; then
        # Running test in parallel will fail some results (tests can create/fill/drop same tables)
        TEST_NPROC=${TEST_NPROC:=$(( `nproc || sysctl -n hw.ncpu || echo 2` * 2))}
        for i in `seq 1 ${TEST_NPROC}`; do
             $CLICKHOUSE_TEST --order=random --testname &
        done
        $CLICKHOUSE_PERFORMANCE_TEST &
    fi
    ( [ "$TEST_RUN" ] && $CLICKHOUSE_TEST ) || ${TEST_TRUE:=false}
    ( [ "$TEST_PERF" ] && $CLICKHOUSE_PERFORMANCE_TEST $* ) || true
    $CLICKHOUSE_CLIENT_QUERY "SELECT event, value FROM system.events; SELECT metric, value FROM system.metrics; SELECT metric, value FROM system.asynchronous_metrics;"
    $CLICKHOUSE_CLIENT_QUERY "SELECT 'Still alive'"
fi