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#!/usr/bin/env /lib/init/init-d-script
### BEGIN INIT INFO
# Provides: prometheus-postgres-exporter
# Required-Start: $remote_fs
# Required-Stop: $remote_fs
# Default-Start: 2 3 4 5
# Default-Stop: 0 1 6
# Short-Description: Prometheus exporter for PostgreSQL server metrics
# Description: Prometheus exporter for PostgreSQL server metrics, written in Go.
### END INIT INFO
# Author: Martina Ferrari <tina@debian.org>
# Author: Daniel Swarbrick <dswarbrick@debian.org>
DESC="Prometheus exporter for PostgreSQL metrics"
NAME=prometheus-postgres-exporter
USER=prometheus
GROUP=$USER
DAEMON=/usr/bin/$NAME
PIDFILE=/run/prometheus/$NAME.pid
LOGFILE=/var/log/prometheus/$NAME.log
START_ARGS="--no-close --background --make-pidfile"
STOP_ARGS="--remove-pidfile"
do_start_prepare() {
mkdir -p $(dirname $PIDFILE)
if test -z "$DATA_SOURCE_NAME"; then
log_failure_msg \
"missing \$DATA_SOURCE_NAME -- please edit /etc/default/$NAME"
exit
fi
}
do_start_cmd_override() {
start-stop-daemon --start --quiet --oknodo \
--exec $DAEMON --pidfile $PIDFILE --user $USER --group $GROUP \
--chuid $USER:$GROUP $START_ARGS -- $ARGS >>$LOGFILE 2>&1
}
do_stop_cmd_override() {
start-stop-daemon --stop --quiet --oknodo --retry=TERM/30/KILL/5 \
--exec $DAEMON --pidfile $PIDFILE --user $USER $STOP_ARGS
}
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