#!/bin/bash

#
# harbian-audit for Debian GNU/Linux 7/8/9  Hardening
#

#
# 8.3.2 Ensure the syslog-ng Service is activated (Scored)
# Modify by: Samson-W (sccxboy@gmail.com)
#

set -e # One error, it's over
set -u # One variable unset, it's over

HARDENING_LEVEL=3

SERVICE_NAME="syslog-ng"
SERVICE_NAME_R="rsyslog"

# This function will be called if the script status is on enabled / audit mode
audit () {
	is_pkg_installed $SERVICE_NAME_R
	if [ $FNRET = 0 ]; then
		ok "$SERVICE_NAME_R has installed, so pass."
		FNRET=0
	else
    	info "Checking if $SERVICE_NAME is enabled"
    	is_service_enabled $SERVICE_NAME
    	if [ $FNRET = 0 ]; then
        	ok "$SERVICE_NAME is enabled"
    	else
        	crit "$SERVICE_NAME is disabled"
    	fi
	fi
}

# This function will be called if the script status is on enabled mode
apply () {
	is_pkg_installed $SERVICE_NAME_R
	if [ $FNRET = 0 ]; then
		ok "$SERVICE_NAME_R has installed, so pass."
		FNRET=0
	else
    	info "Checking if $SERVICE_NAME is enabled"
    	is_service_enabled $SERVICE_NAME
    	if [ $FNRET != 0 ]; then
        	info "Enabling $SERVICE_NAME"
			is_debian_9 
			if [ $FNRET != 0 ]; then 
        		update-rc.d $SERVICE_NAME remove > /dev/null 2>&1
        		update-rc.d $SERVICE_NAME defaults > /dev/null 2>&1
			else
				systemctl enable $SERVICE_NAME
				systemctl start $SERVICE_NAME
			fi
    	else
        	ok "$SERVICE_NAME is enabled"
    	fi
	fi
}

# This function will check config parameters required
check_config() {
    :
}

# Source Root Dir Parameter
if [ -r /etc/default/cis-hardening ]; then
    . /etc/default/cis-hardening
fi
if [ -z "$CIS_ROOT_DIR" ]; then
     echo "There is no /etc/default/cis-hardening file nor cis-hardening directory in current environment."
     echo "Cannot source CIS_ROOT_DIR variable, aborting."
    exit 128
fi

# Main function, will call the proper functions given the configuration (audit, enabled, disabled)
if [ -r $CIS_ROOT_DIR/lib/main.sh ]; then
    . $CIS_ROOT_DIR/lib/main.sh
else
    echo "Cannot find main.sh, have you correctly defined your root directory? Current value is $CIS_ROOT_DIR in /etc/default/cis-hardening"
    exit 128
fi