diff options
Diffstat (limited to 'debian/haproxy.init')
| -rw-r--r-- | debian/haproxy.init | 197 |
1 files changed, 197 insertions, 0 deletions
diff --git a/debian/haproxy.init b/debian/haproxy.init new file mode 100644 index 0000000..6f4096b --- /dev/null +++ b/debian/haproxy.init @@ -0,0 +1,197 @@ +#!/bin/sh +### BEGIN INIT INFO +# Provides: haproxy +# Required-Start: $local_fs $network $remote_fs $syslog $named +# Required-Stop: $local_fs $remote_fs $syslog $named +# Default-Start: 2 3 4 5 +# Default-Stop: 0 1 6 +# Short-Description: fast and reliable load balancing reverse proxy +# Description: This file should be used to start and stop haproxy. +### END INIT INFO + +# Author: Arnaud Cornet <acornet@debian.org> + +PATH=/sbin:/usr/sbin:/bin:/usr/bin +BASENAME=haproxy +PIDFILE=/var/run/${BASENAME}.pid +CONFIG=/etc/${BASENAME}/${BASENAME}.cfg +HAPROXY=/usr/sbin/haproxy +RUNDIR=/run/${BASENAME} +EXTRAOPTS= + +test -x $HAPROXY || exit 0 + +if [ -e /etc/default/${BASENAME} ]; then + . /etc/default/${BASENAME} +fi + +test -f "$CONFIG" || exit 0 + +[ -f /etc/default/rcS ] && . /etc/default/rcS +. /lib/lsb/init-functions + + +check_haproxy_config() +{ + $HAPROXY -c -f "$CONFIG" $EXTRAOPTS >/dev/null + if [ $? -eq 1 ]; then + log_end_msg 1 + exit 1 + fi +} + +haproxy_start() +{ + [ -d "$RUNDIR" ] || mkdir "$RUNDIR" + chown haproxy:haproxy "$RUNDIR" + chmod 2775 "$RUNDIR" + + check_haproxy_config + + start-stop-daemon --quiet --oknodo --start --pidfile "$PIDFILE" \ + --exec $HAPROXY -- -f "$CONFIG" -D -p "$PIDFILE" \ + $EXTRAOPTS || return 2 + return 0 +} + +haproxy_stop() +{ + if [ ! -f $PIDFILE ] ; then + # This is a success according to LSB + return 0 + fi + + ret=0 + tmppid="$(mktemp)" + + # HAProxy's pidfile may contain multiple PIDs, if nbproc > 1, so loop + # over each PID. Note that start-stop-daemon has a --pid option, but it + # was introduced in dpkg 1.17.6, post wheezy, so we use a temporary + # pidfile instead to ease backports. + for pid in $(cat $PIDFILE); do + echo "$pid" > "$tmppid" + start-stop-daemon --quiet --oknodo --stop \ + --retry 5 --pidfile "$tmppid" --exec $HAPROXY || ret=$? + done + + rm -f "$tmppid" + [ $ret -eq 0 ] && rm -f $PIDFILE + + return $ret +} + +haproxy_reload() +{ + check_haproxy_config + + $HAPROXY -f "$CONFIG" -p $PIDFILE -sf $(cat $PIDFILE) -D $EXTRAOPTS \ + || return 2 + return 0 +} + +haproxy_status() +{ + if [ ! -f $PIDFILE ] ; then + # program not running + return 3 + fi + + for pid in $(cat $PIDFILE) ; do + if ! ps --no-headers p "$pid" | grep haproxy > /dev/null ; then + # program running, bogus pidfile + return 1 + fi + done + + return 0 +} + + +case "$1" in +start) + log_daemon_msg "Starting haproxy" "${BASENAME}" + haproxy_start + ret=$? + case "$ret" in + 0) + log_end_msg 0 + ;; + 1) + log_end_msg 1 + echo "pid file '$PIDFILE' found, ${BASENAME} not started." + ;; + 2) + log_end_msg 1 + ;; + esac + exit $ret + ;; +stop) + log_daemon_msg "Stopping haproxy" "${BASENAME}" + haproxy_stop + ret=$? + case "$ret" in + 0|1) + log_end_msg 0 + ;; + 2) + log_end_msg 1 + ;; + esac + exit $ret + ;; +reload|force-reload) + log_daemon_msg "Reloading haproxy" "${BASENAME}" + haproxy_reload + ret=$? + case "$ret" in + 0|1) + log_end_msg 0 + ;; + 2) + log_end_msg 1 + ;; + esac + exit $ret + ;; +restart) + log_daemon_msg "Restarting haproxy" "${BASENAME}" + haproxy_stop + haproxy_start + ret=$? + case "$ret" in + 0) + log_end_msg 0 + ;; + 1) + log_end_msg 1 + ;; + 2) + log_end_msg 1 + ;; + esac + exit $ret + ;; +status) + haproxy_status + ret=$? + case "$ret" in + 0) + echo "${BASENAME} is running." + ;; + 1) + echo "${BASENAME} dead, but $PIDFILE exists." + ;; + *) + echo "${BASENAME} not running." + ;; + esac + exit $ret + ;; +*) + echo "Usage: /etc/init.d/${BASENAME} {start|stop|reload|restart|status}" + exit 2 + ;; +esac + +: |