New enhanced runscript

searchd.initd (text/plain), 3.73 KB, created by Thomas Deutschmann (RETIRED) on 2014-06-24 13:32:37 UTC

#!/sbin/runscript
# Copyright 1999-2004 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: $

SEARCHD_CONFIGFILE=${SEARCHD_CONFIGFILE:-"/etc/sphinx/sphinx.conf"}
SEARCHD_USER=${SEARCHD_USER:-root}
SEARCHD_GROUP=${SEARCHD_GROUP:-root}
SEARCHD_OPTS=${SEARCHD_OPTS:-}

command="/usr/bin/searchd"
command_args="${SEARCHD_OPTS} --config ${SEARCHD_CONFIGFILE}"
name="Sphinx's search daemon"
pidfile_basedir="/run/searchd"

required_files="${SEARCHD_CONFIGFILE}"

description="Sphinx's search daemon"


depend() {
	use logger
}

_check_service_config() {
	if [ ${SVCNAME} != "searchd" -a ${SEARCHD_CONFIGFILE} == "/etc/sphinx/sphinx.conf" ]; then
		eerror "Your additional searchd service instance \"${SVCNAME}\" isn't yet configured!"
		eerror "Copy \"/etc/conf.d/searchd\" to \"/etc/conf.d/${SVCNAME}\" and set at least \"SEARCHD_CONFIGFILE\" to a different value."
		return 1
	fi

	return 0
}

start_pre() {
	if [ "${RC_CMD}" != "restart" ]; then
		_check_service_config || return 1
	fi

	checkpath --directory --mode 0775 --owner ${SEARCHD_USER}:${SEARCHD_GROUP} "${pidfile_basedir}"

	startup_logfile=$(/usr/bin/mktemp -t searchd.start.XXXXXXXXXX.log)
}

start() {
	ebegin "Starting ${RC_SVCNAME}"

	# searchd prints non-error messages for any configured index on startup
	# which can be a lot.
	# Because searchd prints error and non-error messages both to stdout we
	# need to temporarily save the startup output so that we can show the error
	# messages to the user when needed.
	eval start-stop-daemon --start \
		--exec $command \
		--user ${SEARCHD_USER} \
		--group ${SEARCHD_GROUP} \
		1>${startup_logfile} \
		-- $command_args

	if eend $? "Failed to start $RC_SVCNAME"; then
		service_set_value "command" "${command}"
		service_set_value "cfgfile" "${SEARCHD_CONFIGFILE}"
		return 0
	fi

	# searchd failed to start - Show the captured startup output to the user
	# which maybe contain error messages.
	# Also make sure that we cleanup the logfile because start_post won't
	# be invoked on a non-successful start.
	cat ${startup_logfile} && rm --force ${startup_logfile}

	return 1
}

start_post() {
	rm --force ${startup_logfile}
}

status() {
	local retval=
	local startcommand="$(service_get_value "command")"
	local startcfgfile="$(service_get_value "cfgfile")"
	command="${startcommand:-$command}"
	cfgfile="${startcfgfile:-$SEARCHD_CONFIGFILE}"
	[ -n "$command" -o -n "$cfgfile" ] || return 0
	su ${SEARCHD_USER} --shell "/bin/sh" --command "${command} --config ${cfgfile} --status 1>/dev/null 2>&1"
	retval=$?

	if [ ${retval} -eq 0 ]; then
		einfo "status: started"
		mark_service_started "${SVCNAME}"
		return 0
	elif service_started; then
		eerror "status: crashed"
		return 32
	else
		einfo "status: stopped"
		return 3
	fi
}

stop_pre() {
	if [ "${RC_CMD}" = "restart" ]; then
		_check_service_config || return 1
	fi

	shutdown_logfile=$(/usr/bin/mktemp -t searchd.stop.XXXXXXXXXX.log)
	chown ${SEARCHD_USER}:${SEARCHD_GROUP} ${shutdown_logfile}
}

stop() {
	local startcommand="$(service_get_value "command")"
	local startcfgfile="$(service_get_value "cfgfile")"
	command="${startcommand:-$command}"
	cfgfile="${startcfgfile:-$SEARCHD_CONFIGFILE}"
	[ -n "$command" -o -n "$cfgfile" ] || return 0
	ebegin "Stopping ${RC_SVCNAME}"
	su ${SEARCHD_USER} --shell "/bin/sh" --command "${command} --config ${cfgfile} --stopwait 1>${shutdown_logfile} 2>&1"

	if eend $? "Failed to stop $RC_SVCNAME"; then
		return 0
	fi

	# searchd failed to stop - Show the captured stop output to the user
	# which maybe contain error messages.
	# Also make sure that we cleanup the logfile because stop_post won't
	# be invoked on a non-successful stop.
	cat ${shutdown_logfile} && rm --force ${shutdown_logfile}

	return 1
}

stop_post() {
	rm --force ${shutdown_logfile}
}