#! /usr/bin/env bash
#
# Check Zeek's configuration for errors.
#
# check-config <use_installed_policies> <print_loaded_scripts> <cwd> <zeek_opts>
#
# use_installed_policies:  1 to use local policy files installed by
#                          "zeekctl install", or 0 to use the original files
# print_loaded_scripts:  1 to output loaded_scripts.log, or 0 to not output
# cwd:  directory name to run Zeek from
# zeek_opts:  string containing Zeek cmd-line options

if [ $# -lt 4 ]; then
    echo "check-config: missing arguments"
    exit 1
fi

. `dirname $0`/zeekctl-config.sh

use_installed_policies=$1
print_loaded_scripts=$2
tmp_node_dir=$3
shift 3

. "${scriptsdir}"/set-zeek-path
if [ $? -ne 0 ]; then
    exit 1
fi

if [ ! -f "${zeek}" ]; then
    echo "check-config: file not found: ${zeek}"
    exit 1
fi

export PATH=${bindir}:${scriptsdir}:$PATH

cd "$tmp_node_dir"
if [ $? -ne 0 ]; then
    exit 1
fi

echo $@ >.cmdline

check_option="-a"
if [ "$print_loaded_scripts" = "1" ]; then
    # No Zeek logs are created with "-a", so don't use it with "zeekctl scripts".
    check_option=
fi

ZEEKCTL_DISABLE_LISTEN=1 ZEEKCTL_CHECK_CONFIG=1 "${zeek}" $check_option "$@"
rc=$?

if [ $rc -eq 0 ] && [ "$print_loaded_scripts" = "1" ]; then
    grep -v '^#' loaded_scripts*
fi

exit $rc