#!/sbin/runscript
# Copyright 1999-2013 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2

extra_commands="configtest"

description="HHVM FastCGI Daemon"
description_configtest="Run syntax tests for configuration files."

HHVM_CONFIG=${HHVM_CONFIG:-/etc/hhvm/server.ini}
HHVM_SYSTEM_CONFIG=${HHVM_SYSTEM_CONFIG:-/etc/hhvm/php.ini}
HHVM_BIN=${HHVM_BIN:-/usr/bin/hhvm}
HHVM_USER=${HHVM_USER:-hhvm}
HHVM_GROUP=${HHVM_GROUP:-hhvm}
HHVM_DATADIR=${HHVM_DATADIR:-/var/lib/hhvm}
HHVM_REPOFILE=${HHVM_REPOFILE:-${HHVM_DATADIR}/${SVCNAME}.hhbc}
HHVM_PIDDIR=${HHVM_PIDDIR:-/var/run/hhvm}
HHVM_PIDFILE=${HHVM_PIDFILE:-${HHVM_PIDDIR}/${SVCNAME}.pid}
HHVM_LOGDIR=${HHVM_LOGDIR:-/var/log/hhvm}
HHVM_LOGFILE=${HHVM_LOGFILE:-${HHVM_LOGDIR}/${SVCNAME}_error.log}
HHVM_TIMEOUT=${HHVM_TIMEOUT:-15}

depend() {
	need net localmount
	use dns logger
	after bootmisc
}

checkconfig() {
	if [ ! -f "${HHVM_CONFIG}" ] ; then
		eerror "Please create ${HHVM_CONFIG}"
		eerror "Sample conf: /etc/hhvm/server.ini.dist"
		return 1
	fi

	if [ ! -f "${HHVM_SYSTEM_CONFIG}" ] ; then
		eerror "Please create ${HHVM_SYSTEM_CONFIG}"
		eerror "Sample conf: /etc/hhvm/php.ini.dist"
		return 1
	fi

	checkpath -q -d -m 0750 -o ${HHVM_USER}:${HHVM_GROUP} ${HHVM_DATADIR}
	checkpath -q -d -m 0750 -o ${HHVM_USER}:${HHVM_GROUP} ${HHVM_PIDDIR}
	checkpath -q -d -m 0750 -o ${HHVM_USER}:${HHVM_GROUP} ${HHVM_LOGDIR}

	buildopts

	touch "${HHVM_PIDFILE}"
	chown "${HHVM_USER}:${HHVM_GROUP}" "${HHVM_PIDFILE}"

	${HHVM_BIN} ${OPTS} /dev/null >/dev/null 2>&1
	ret=$?

	if [ $ret -ne 0 ]; then
		${HHVM_BIN} ${OPTS} /dev/null
	fi

	chown -R "${HHVM_USER}:${HHVM_GROUP}" "${HHVM_DATADIR}"

	return $ret
}

start() {
	checkconfig || return $?

	ebegin "Starting ${SVCNAME}"
	start-stop-daemon --start --background \
		--exec "${HHVM_BIN}" \
		--pidfile "${HHVM_PIDFILE}" \
		--user "${HHVM_USER}:${HHVM_GROUP}" \
		--stdout "${HHVM_LOGFILE}" \
		--stderr "${HHVM_LOGFILE}" \
		-- -m server ${OPTS}
	eend $? "Failed to start ${SVCNAME}"
}

stop() {
	ebegin "Stopping ${SVCNAME}"
	start-stop-daemon --stop --pidfile "${HHVM_PIDFILE}" --retry "${HHVM_TIMEOUT}"
	eend $? "Failed to stop ${SVCNAME}"
}

configtest() {
	ebegin "Checking ${SVCNAME} configuration"
	checkconfig
	eend $? "failed, please correct errors above"
}

buildopts() {
	OPTS="-c ${HHVM_SYSTEM_CONFIG} \
		-c ${HHVM_CONFIG} \
		-u ${HHVM_USER} \
		-vPidFile=${HHVM_PIDFILE} \
		-vLog.File=${HHVM_LOGFILE} \
		-vRepo.Central.Path=${HHVM_REPOFILE}"

	if [[ -n "${SERVER_TYPE}" ]]; then
		OPTS+=" -vServer.Type=${SERVER_TYPE}"
	fi
	if [[ -n "${SERVER_SOCKET}" ]]; then
		OPTS+=" -vServer.FileSocket=${SERVER_SOCKET}"
	fi
	if [[ -n "${SERVER_IP}" ]]; then
		OPTS+=" -vServer.IP=${SERVER_IP}"
	fi
	if [[ -n "${SERVER_PORT}" ]]; then
		OPTS+=" -vServer.Port=${SERVER_PORT}"
	fi
	if [[ -n "${SERVER_THREADCOUNT}" ]]; then
		OPTS+=" -vServer.ThreadCount=${SERVER_THREADCOUNT}"
	fi
	if [[ -n "${SERVER_SOURCEROOT}" ]]; then
		OPTS+=" -vServer.SourceRoot=${SERVER_SOURCEROOT}"
	fi

	OPTS+=" ${HHVM_OPTS}"
}