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#!/bin/sh
# kFreeBSD do not accept scripts as interpreters, using #!/bin/sh and sourcing.
if [ true != "$INIT_D_SCRIPT_SOURCED" ] ; then
set "$0" "$@"; INIT_D_SCRIPT_SOURCED=true . /lib/init/init-d-script
fi
### BEGIN INIT INFO
# Provides: prometheus-postfix-exporter
# Required-Start: $remote_fs $syslog
# Required-Stop: $remote_fs $syslog
# Default-Start: 2 3 4 5
# Default-Stop: 0 1 6
# Short-Description: Prometheus exporter for Postfix
# Description: Prometheus exporter for Postfix
### END INIT INFO
# Author: Martina Ferrari <tina@debian.org>
DESC="Prometheus exporter for Postfix"
DAEMON=/usr/bin/prometheus-postfix-exporter
NAME=prometheus-postfix-exporter
USER=prometheus
GROUP=prometheus
EXTRA_GROUPS="adm,postdrop"
PIDFILE=/run/prometheus/prometheus-postfix-exporter.pid
LOGFILE=/var/log/prometheus/prometheus-postfix-exporter.log
HELPER=/usr/bin/daemon
HELPER_ARGS="--name=$NAME --output=$LOGFILE --pidfile=$PIDFILE --safe"
ARGS=""
[ -r /etc/default/$NAME ] && . /etc/default/$NAME
chuser()
{
setpriv --reuid $USER --regid $GROUP --groups $EXTRA_GROUPS -- "$@"
}
do_start_prepare()
{
mkdir -p `dirname $PIDFILE` || true
chown $USER: `dirname $LOGFILE`
chown $USER: `dirname $PIDFILE`
}
do_start_cmd_override()
{
# Return
# 0 if daemon has been started or already running
# 2 if daemon could not be started
chuser $HELPER $HELPER_ARGS --running && return 0
chuser $HELPER $HELPER_ARGS -- $DAEMON $ARGS || return 2
return 0
}
do_stop_cmd_override()
{
# Return
# 0 if daemon has been stopped or already stopped
# 2 if daemon could not be stopped
# other if a failure occurred
chuser $HELPER $HELPER_ARGS --running || return 0
chuser $HELPER $HELPER_ARGS --stop || return 2
# wait for the process to really terminate
for n in 1 2 3 4 5; do
sleep $n
chuser $HELPER $HELPER_ARGS --running || break
done
chuser $HELPER $HELPER_ARGS --running || return 0
return 2
}
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