Skip to content

Instantly share code, notes, and snippets.

@n1trux

n1trux/service.sh

Created Aug 28, 2015
Embed
What would you like to do?
arch linux service wrapper
#!/bin/sh
###########################################################################
# /usr/bin/service
#
# A convenient wrapper for the /etc/init.d init scripts.
#
# This script is a modified version of the /sbin/service utility found on
# Red Hat/Fedora systems (licensed GPLv2+).
#
# Copyright (C) 2006 Red Hat, Inc. All rights reserved.
# Copyright (C) 2008 Canonical Ltd.
# * August 2008 - Dustin Kirkland <kirkland@canonical.com>
# Copyright (C) 2013 Michael Stapelberg <stapelberg@debian.org>
# Copyright (C) 2015 Luca Steinke <me@phre4k.at>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 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 General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
###########################################################################
VERSION="`basename $0` ver. 0.92-arch1"
USAGE="Usage: `basename $0` < option > | --status-all | \
[ service_name [ command | --full-restart ] ]"
SERVICE=
ACTION=
SERVICEDIR="/etc/init.d"
OPTIONS=
is_systemd=
if [ $# -eq 0 ]; then
echo "${USAGE}" >&2
exit 1
fi
if [ -d /run/systemd/system ]; then
is_systemd=1
fi
cd /
while [ $# -gt 0 ]; do
case "${1}" in
--help | -h | --h* )
echo "${USAGE}" >&2
exit 0
;;
--version | -V )
echo "${VERSION}" >&2
exit 0
;;
*)
if [ -z "${SERVICE}" -a $# -eq 1 -a "${1}" = "--status-all" ]; then
cd ${SERVICEDIR}
for SERVICE in * ; do
case "${SERVICE}" in
functions | halt | killall | single| linuxconf| kudzu)
;;
*)
if ! is_ignored_file "${SERVICE}" \
&& [ -x "${SERVICEDIR}/${SERVICE}" ]; then
out=$(env -i LANG="$LANG" LANGUAGE="$LANGUAGE" LC_CTYPE="$LC_CTYPE" LC_NUMERIC="$LC_NUMERIC" LC_TIME="$LC_TIME" LC_COLLATE="$LC_COLLATE" LC_MONETARY="$LC_MONETARY" LC_MESSAGES="$LC_MESSAGES" LC_PAPER="$LC_PAPER" LC_NAME="$LC_NAME" LC_ADDRESS="$LC_ADDRESS" LC_TELEPHONE="$LC_TELEPHONE" LC_MEASUREMENT="$LC_MEASUREMENT" LC_IDENTIFICATION="$LC_IDENTIFICATION" LC_ALL="$LC_ALL" PATH="$PATH" TERM="$TERM" "$SERVICEDIR/$SERVICE" status 2>&1)
retval=$?
if echo "$out" | egrep -iq "usage:"; then
#printf " %s %-60s %s\n" "[?]" "$SERVICE:" "unknown" 1>&2
echo " [ ? ] $SERVICE" 1>&2
continue
else
if [ "$retval" = "0" -a -n "$out" ]; then
#printf " %s %-60s %s\n" "[+]" "$SERVICE:" "running"
echo " [ + ] $SERVICE"
continue
else
#printf " %s %-60s %s\n" "[-]" "$SERVICE:" "NOT running"
echo " [ - ] $SERVICE"
continue
fi
fi
#env -i LANG="$LANG" LANGUAGE="$LANGUAGE" LC_CTYPE="$LC_CTYPE" LC_NUMERIC="$LC_NUMERIC" LC_TIME="$LC_TIME" LC_COLLATE="$LC_COLLATE" LC_MONETARY="$LC_MONETARY" LC_MESSAGES="$LC_MESSAGES" LC_PAPER="$LC_PAPER" LC_NAME="$LC_NAME" LC_ADDRESS="$LC_ADDRESS" LC_TELEPHONE="$LC_TELEPHONE" LC_MEASUREMENT="$LC_MEASUREMENT" LC_IDENTIFICATION="$LC_IDENTIFICATION" LC_ALL="$LC_ALL" PATH="$PATH" TERM="$TERM" "$SERVICEDIR/$SERVICE" status
fi
;;
esac
done
exit 0
elif [ $# -eq 2 -a "${2}" = "--full-restart" ]; then
SERVICE="${1}"
# On systems using systemd, we just perform a normal restart:
# A restart with systemd is already a full restart.
if [ -n "$is_systemd" ]; then
ACTION="restart"
else
if [ -x "${SERVICEDIR}/${SERVICE}" ]; then
env -i LANG="$LANG" LANGUAGE="$LANGUAGE" LC_CTYPE="$LC_CTYPE" LC_NUMERIC="$LC_NUMERIC" LC_TIME="$LC_TIME" LC_COLLATE="$LC_COLLATE" LC_MONETARY="$LC_MONETARY" LC_MESSAGES="$LC_MESSAGES" LC_PAPER="$LC_PAPER" LC_NAME="$LC_NAME" LC_ADDRESS="$LC_ADDRESS" LC_TELEPHONE="$LC_TELEPHONE" LC_MEASUREMENT="$LC_MEASUREMENT" LC_IDENTIFICATION="$LC_IDENTIFICATION" LC_ALL="$LC_ALL" PATH="$PATH" TERM="$TERM" "$SERVICEDIR/$SERVICE" stop
env -i LANG="$LANG" LANGUAGE="$LANGUAGE" LC_CTYPE="$LC_CTYPE" LC_NUMERIC="$LC_NUMERIC" LC_TIME="$LC_TIME" LC_COLLATE="$LC_COLLATE" LC_MONETARY="$LC_MONETARY" LC_MESSAGES="$LC_MESSAGES" LC_PAPER="$LC_PAPER" LC_NAME="$LC_NAME" LC_ADDRESS="$LC_ADDRESS" LC_TELEPHONE="$LC_TELEPHONE" LC_MEASUREMENT="$LC_MEASUREMENT" LC_IDENTIFICATION="$LC_IDENTIFICATION" LC_ALL="$LC_ALL" PATH="$PATH" TERM="$TERM" "$SERVICEDIR/$SERVICE" start
exit $?
fi
fi
elif [ -z "${SERVICE}" ]; then
SERVICE="${1}"
elif [ -z "${ACTION}" ]; then
ACTION="${1}"
else
OPTIONS="${OPTIONS} ${1}"
fi
shift
;;
esac
done
# Operate against system upstart, not session
unset UPSTART_SESSION
if [ -r "/etc/init/${SERVICE}.conf" ] && which initctl >/dev/null \
&& initctl version 2>/dev/null | grep -q upstart \
&& initctl status ${SERVICE} 2>/dev/null 1>/dev/null
then
# Upstart configuration exists for this job and we're running on upstart
case "${ACTION}" in
start|stop|status|reload)
# Action is a valid upstart action
exec ${ACTION} ${SERVICE} ${OPTIONS}
;;
restart|force-reload)
# Map restart to the usual sysvinit behavior.
# Map force-reload to restart as per Debian policy 9.3.2,
# since there is no way to know if "reload" is supported
stop ${SERVICE} ${OPTIONS} || :
exec start ${SERVICE} ${OPTIONS}
;;
esac
fi
run_via_sysvinit() {
# Otherwise, use the traditional sysvinit
if [ -x "${SERVICEDIR}/${SERVICE}" ]; then
exec env -i LANG="$LANG" LANGUAGE="$LANGUAGE" LC_CTYPE="$LC_CTYPE" LC_NUMERIC="$LC_NUMERIC" LC_TIME="$LC_TIME" LC_COLLATE="$LC_COLLATE" LC_MONETARY="$LC_MONETARY" LC_MESSAGES="$LC_MESSAGES" LC_PAPER="$LC_PAPER" LC_NAME="$LC_NAME" LC_ADDRESS="$LC_ADDRESS" LC_TELEPHONE="$LC_TELEPHONE" LC_MEASUREMENT="$LC_MEASUREMENT" LC_IDENTIFICATION="$LC_IDENTIFICATION" LC_ALL="$LC_ALL" PATH="$PATH" TERM="$TERM" "$SERVICEDIR/$SERVICE" ${ACTION} ${OPTIONS}
else
echo "${SERVICE}: unrecognized service" >&2
exit 1
fi
}
update_openrc_started_symlinks() {
# maintain the symlinks of /run/openrc/started so that
# rc-status works with the service command as well
if [ -d /run/openrc/started ] ; then
case "${ACTION}" in
start)
if [ ! -h /run/openrc/started/$SERVICE ] ; then
ln -s $SERVICEDIR/$SERVICE /run/openrc/started/$SERVICE || true
fi
;;
stop)
rm /run/openrc/started/$SERVICE || true
;;
esac
fi
}
# When this machine is running systemd, standard service calls are turned into
# systemctl calls.
if [ -n "$is_systemd" ]
then
UNIT="${SERVICE%.sh}.service"
case "${ACTION}" in
restart|status)
exec systemctl ${ACTION} ${UNIT}
;;
start|stop)
# Follow the principle of least surprise for SysV people:
# When running "service foo stop" and foo happens to be a service that
# has one or more .socket files, we also stop the .socket units.
# Users who need more control will use systemctl directly.
for unit in $(systemctl list-unit-files --full --type=socket 2>/dev/null | sed -ne 's/\.socket\s*[a-z]*\s*$/.socket/p'); do
if [ "$(systemctl -p Triggers show $unit)" = "Triggers=${UNIT}" ]; then
systemctl ${ACTION} $unit
fi
done
exec systemctl ${ACTION} ${UNIT}
;;
reload)
_canreload="$(systemctl -p CanReload show ${UNIT} 2>/dev/null)"
if [ "$_canreload" = "CanReload=no" ]; then
# The reload action falls back to the sysv init script just in case
# the systemd service file does not (yet) support reload for a
# specific service.
run_via_sysvinit
else
exec systemctl reload "${UNIT}"
fi
;;
force-stop)
exec systemctl --signal=KILL kill "${UNIT}"
;;
force-reload)
_canreload="$(systemctl -p CanReload show ${UNIT} 2>/dev/null)"
if [ "$_canreload" = "CanReload=no" ]; then
exec systemctl restart "${UNIT}"
else
exec systemctl reload "${UNIT}"
fi
;;
*)
# We try to run non-standard actions by running
# the init script directly.
run_via_sysvinit
;;
esac
fi
update_openrc_started_symlinks
run_via_sysvinit
Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment
You can’t perform that action at this time.