#!/usr/bin/env bash

    set -eu
    script_name=$0

    die() {
        echo >&2 "$@"
        exit 1
    }

    about() {
        die "usage: $script_name [ start | stop ]"
    }

    #shellcheck disable=SC1007
    THIS_DIR=$(CDPATH= cd -- "$(dirname -- "$0")" && pwd)
    cd "${THIS_DIR}"/../../
#shellcheck disable=SC1091
. ./.environment.sh

# you have not removed set -u above, have you?

[ -z "${CROWDSEC-}" ] && die "\$CROWDSEC must be defined."
[ -z "${LOG_DIR-}" ] && die "\$LOG_DIR must be defined."
[ -z "${PID_DIR-}" ] && die "\$PID_DIR must be defined."

if [ ! -f "${CROWDSEC}" ]; then
    die "${CROWDSEC} is missing. Please build (with 'make bats-build') or install it."
fi

DAEMON_PID=${PID_DIR}/crowdsec.pid

start() {
    OUT_FILE="${LOG_DIR}/crowdsec.out" \
            DAEMON_PID="${DAEMON_PID}" \
            "${TEST_DIR}/run-as-daemon" "${CROWDSEC}"
    ./lib/util/wait-for-port 6060
}

stop() {
    if [ -f "${DAEMON_PID}" ]; then
       # terminate quickly with extreme prejudice, all the application data will be
       # thrown away anyway. also terminate the child processes (notification plugin).
       PGID="$(ps -o pgid= -p "$(cat "${DAEMON_PID}")" | tr -d ' ')"
       # ps above should work on linux, freebsd, busybox..
       if [ -n "${PGID}" ]; then
           kill -- "-${PGID}"
       fi
       rm -f -- "${DAEMON_PID}"
    fi
}


# ---------------------------

[ $# -lt 1 ] && about

case "$1" in
    start)
        start
        ;;
    stop)
        stop
        ;;
    *)
        about
        ;;
esac;