148 lines
5.3 KiB
Plaintext
148 lines
5.3 KiB
Plaintext
#!/sbin/openrc-run
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# Copyright 1999-2019 Gentoo Authors
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# Distributed under the terms of the GNU General Public License v2
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SURICATA_BIN=/usr/bin/suricata
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SURICATA_DIR=${SURICATA_DIR:-/etc/suricata}
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SURICATA=${SVCNAME#*.}
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SURICATAID=$(shell_var "${SURICATA}")
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if [ -n "${SURICATA}" ] && [ ${SVCNAME} != "suricata" ]; then
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eval SURICATACONF=\$SURICATA_CONF_${SURICATAID}
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[ ${#SURICATACONF} -eq 0 ] && SURICATACONF="${SURICATA_DIR}/suricata-${SURICATA}.yaml" || SURICATACONF="${SURICATA_DIR}/${SURICATACONF}"
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SURICATAPID="/run/suricata/suricata.${SURICATA}.pid"
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eval SURICATAOPTS=\$SURICATA_OPTS_${SURICATAID}
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eval SURICATALOGPATH=\$SURICATA_LOG_FILE_${SURICATAID}
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eval SURICATAUSER=\$SURICATA_USER_${SURICATAID}
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eval SURICATAGROUP=\$SURICATA_GROUP_${SURICATAID}
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else
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SURICATACONF=${SURICATA_CONF}
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[ ${#SURICATACONF} -eq 0 ] && SURICATACONF="${SURICATA_DIR}/suricata.yaml" || SURICATACONF="${SURICATA_DIR}/${SURICATACONF}"
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SURICATAPID="/run/suricata/suricata.pid"
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SURICATAOPTS=${SURICATA_OPTS}
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SURICATALOGPATH=${SURICATA_LOG_FILE}
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SURICATAUSER=${SURICATA_USER}
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SURICATAGROUP=${SURICATA_GROUP}
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fi
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SURICATAUSER=${SURICATAUSER:-${SURICATA_USER}}
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SURICATAGROUP=${SURICATAGROUP:-${SURICATA_GROUP}}
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[ -e ${SURICATACONF} ] && SURICATAOPTS="-c ${SURICATACONF} ${SURICATAOPTS}"
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[ -z "${SURICATA_MAX_WAIT_ON_STOP}" ] || SURICATA_RETRY="--retry ${SURICATA_MAX_WAIT_ON_STOP}"
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description="Suricata IDS/IPS"
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extra_commands="checkconfig dump"
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description_checkconfig="Check config for ${SVCNAME}"
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description_dump="List all config values that can be used with --set"
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extra_started_commands="reload relog"
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description_reload="Live rule and config reload"
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description_relog="Close and re-open all log files"
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depend() {
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need net
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after mysql
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after postgresql
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}
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checkconfig() {
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if [ ! -d "/run/suricata" ] ; then
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checkpath -d /run/suricata
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fi
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if [ ${#SURICATALOGPATH} -gt 0 ]; then
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SURICATALOGFILE=$( basename ${SURICATALOGPATH} )
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SURICATALOGFILE=${SURICATALOGFILE:-suricata.log}
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SURICATALOGPATH=$( dirname ${SURICATALOGPATH} )
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if [ ! -d "${SURICATALOGPATH}" ] ; then
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checkpath -d "${SURICATALOGPATH}"
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fi
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if [ ${#SURICATAUSER} -gt 0 ] && [ ${#SURICATAGROUP} -gt 0 ] && [ -e "${SURICATALOGPATH}" ]; then
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chown ${SURICATAUSER}:${SURICATAGROUP} "${SURICATALOGPATH}" || return 1
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chown ${SURICATAUSER}:${SURICATAGROUP} "${SURICATALOGPATH}"/* >/dev/null 2>&1 3>&1
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fi
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SURICATAOPTS="${SURICATAOPTS} --set logging.outputs.1.file.filename=${SURICATALOGPATH}/${SURICATALOGFILE}"
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SURICATALOGPATH="-l ${SURICATALOGPATH}"
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fi
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if [ ! -e ${SURICATACONF} ] ; then
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einfo "The configuration file ${SURICATACONF} was not found."
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einfo "If this is OK then make sure you set enough options for ${SVCNAME} in /etc/conf.d/suricata."
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einfo "Take a look at the suricata arguments --set and --dump-config."
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fi
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if [ ${#SURICATAUSER} -gt 0 ] && [ ${#SURICATAGROUP} -gt 0 ]; then
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einfo "${SVCNAME} will run as user ${SURICATAUSER}:${SURICATAGROUP}."
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SURICATAOPTS="${SURICATAOPTS} --user=${SURICATAUSER} --group=${SURICATAGROUP}"
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fi
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}
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initpidinfo() {
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[ -e ${SURICATAPID} ] && SUR_PID="$(cat ${SURICATAPID})"
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if [ ${#SUR_PID} -gt 0 ]; then
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SUR_PID_CHECK="$(ps -eo pid | grep -c ${SUR_PID})"
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SUR_USER="$(ps -p ${SUR_PID} --no-headers -o user)"
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fi
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}
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checkpidinfo() {
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initpidinfo
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if [ ! -e ${SURICATAPID} ]; then
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eerror "${SVCNAME} isn't running"
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return 1
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elif [ ${#SUR_PID} -eq 0 ] || [ $((SUR_PID_CHECK)) -ne 1 ]; then
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eerror "Could not determine PID of ${SVCNAME}! Did the service crash?"
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return 1
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elif [ ${#SUR_USER} -eq 0 ]; then
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eerror "Unable to determine user running ${SVCNAME}!"
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return 1
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elif [ "x${SUR_USER}" != "xroot" ]; then
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ewarn "${SVCNAME} may need to be running as root or as a priviledged user for the extra commands reload and relog to work."
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fi
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}
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start() {
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checkconfig || return 1
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ebegin "Starting ${SVCNAME}"
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start-stop-daemon --start --quiet --exec ${SURICATA_BIN} \
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-- --pidfile ${SURICATAPID} -D ${SURICATAOPTS} ${SURICATALOGPATH} >/dev/null 2>&1
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local SUR_EXIT=$?
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if [ $((SUR_EXIT)) -ne 0 ]; then
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einfo "Could not start ${SURICATA_BIN} with:"
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einfo "--pidfile ${SURICATAPID} -D ${SURICATAOPTS} ${SURICATALOGPATH}"
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einfo "Exit code ${SUR_EXIT}"
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fi
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eend ${SUR_EXIT}
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}
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stop() {
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ebegin "Stopping ${SVCNAME}"
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start-stop-daemon --stop ${SURICATA_RETRY} --quiet --pidfile ${SURICATAPID} >/dev/null 2>&1
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eend $?
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}
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reload() {
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checkpidinfo || return 1
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checkconfig || return 1
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ebegin "Sending USR2 signal to ${SVCNAME} to perform a live rule and config reload."
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if [ ${#SURICATAUSER} -gt 0 ] && [ ${#SURICATAGROUP} -gt 0 ]; then
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start-stop-daemon --user ${SURICATAUSER} --group ${SURICATAGROUP} --signal USR2 --pidfile ${SURICATAPID}
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else
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start-stop-daemon --signal USR2 --pidfile ${SURICATAPID}
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fi
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eend $?
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}
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relog() {
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checkpidinfo || return 1
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checkconfig || return 1
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ebegin "Sending HUP signal to ${SVCNAME} to close and re-open all log files."
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if [ ${#SURICATAUSER} -gt 0 ] && [ ${#SURICATAGROUP} -gt 0 ]; then
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start-stop-daemon --user ${SURICATAUSER} --group ${SURICATAGROUP} --signal HUP --pidfile ${SURICATAPID}
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else
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start-stop-daemon --signal HUP --pidfile ${SURICATAPID}
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fi
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eend $?
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}
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dump() {
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checkconfig || return 1
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ebegin "Dumping ${SVCNAME} config values and quitting."
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${SURICATA_BIN} --dump-config --pidfile ${SURICATAPID} ${SURICATAOPTS} ${SURICATALOGPATH}
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eend $?
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}
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