serv-status

#!/bin/sh
#
# Copyright (C) 2012, 2013, 2016, 2017  Etersoft
# Copyright (C) 2012, 2013, 2016, 2017  Vitaly Lipatov <lav@etersoft.ru>
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#

# FIXME: sudo ask password, but we do not print command before
is_service_running()
{
	local SERVICE="$1"
	local OUTPUT
	# TODO: real status can be checked only with grep output
	case $SERVICETYPE in
		service-chkconfig|service-upstart)
			if is_anyservice $1 ; then
				OUTPUT="$($SUDO anyservice $1 status 2>/dev/null)" || return 1
				echo "$OUTPUT" | grep -q "is stopped" && return 1
				return 0
			fi
			OUTPUT="$($SUDO service $1 status 2>/dev/null)" || return 1
			echo "$OUTPUT" | grep -q "is stopped" && return 1
			return 0
			;;
		service-initd|service-update)
			$SUDO $INITDIR/$1 status >/dev/null 2>/dev/null
			;;
		systemd)
			$SUDO systemctl status $1 >/dev/null 2>/dev/null
			;;
		runit)
			$SUDO sv status "$SERVICE" >/dev/null 2>/dev/null
			;;
		*)
			fatal "Have no suitable command for $SERVICETYPE"
			;;
	esac
}

# FIXME: sudo ask password, but we do not print command before
is_service_autostart()
{
	local SERVICE="$1"

	case $SERVICETYPE in
		service-chkconfig|service-upstart)
			if is_anyservice $SERVICE; then
				$ANYSERVICE $SERVICE isautostarted
				return
			fi

			# FIXME: check for current runlevel
			LANG=C $SUDO chkconfig $1 --list | grep -q "[35]:on"
			;;
		service-initd|service-update)
                        test -L "$(echo /etc/rc5.d/S??$1)"
			;;
		systemd)
			$SUDO systemctl is-enabled $1
			;;
		runit)
			test -L "/var/service/$SERVICE"
			;;
		*)
			fatal "Have no suitable command for $SERVICETYPE"
			;;
	esac
}

serv_status()
{
	is_service_autostart $1 && echo "Service $1 is scheduled to run on startup" || echo "Service $1 will NOT run on startup"

	local SERVICE="$1"
	shift

	case $SERVICETYPE in
		service-chkconfig|service-upstart)
			if is_anyservice $SERVICE ; then
				sudocmd anyservice $SERVICE status
				return
			fi
			sudocmd service $SERVICE status "$@"
			;;
		service-update)
			sudocmd $INITDIR/$SERVICE status "$@"
			;;
		systemd)
			sudocmd systemctl -l status $SERVICE "$@"
			;;
		runit)
			sudocmd sv status "$SERVICE"
			;;
		*)
			fatal "Have no suitable command for $SERVICETYPE"
			;;
	esac
}