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#! /bin/sh
### BEGIN INIT INFO
# Provides:           snmpd
# Required-Start:     $network $remote_fs $syslog
# Required-Stop:      $network $remote_fs $syslog
# Default-Start:      2 3 4 5
# Default-Stop:       0 1 6
# Short-Description:  SNMP agents
# Description:        NET SNMP (Simple Network Management Protocol) Agents
### END INIT INFO
#
# Author:    Jochen Friedrich <jochen@scram.de>
#
set -e


export PATH=/sbin:/usr/sbin:/bin:/usr/bin

test -x /usr/sbin/snmpd || exit 0

# Defaults
OLD_MIBS_DIR="/usr/share/mibs/site:/usr/share/snmp/mibs:/usr/share/mibs/iana:/usr/share/mibs/ietf:/usr/share/mibs/netsnmp"
MIBS_DIR="/usr/share/snmp/mibs:/usr/share/snmp/mibs/iana:/usr/share/snmp/mibs/ietf"
export MIBDIRS="$MIBS_DIR:$OLD_MIBS_DIR"

SNMP_PID="/run/snmpd.pid"
SNMPDRUN="yes"
SNMPDOPTS="-Lsd -Lf /dev/null -p $SNMP_PID"

# Reads config file (will override defaults above)
[ -r /etc/default/snmpd ] && . /etc/default/snmpd

# Cd to / before starting any daemons.
cd /

case "$1" in
  start)
    log_daemon_msg "Starting SNMP services:"
    # remove old symlink with previous version
    if [ -L /var/run/agentx ]; then
	    rm -f /var/run/agentx
    fi
    if [ ! -d /var/run/agentx ]; then
	    mkdir -p /var/run/agentx
    fi
    if [ "$SNMPDRUN" = "yes" -a -f /etc/snmp/snmpd.conf ]; then
	start-stop-daemon --quiet --start --oknodo --exec /usr/sbin/snmpd \
	    -- $SNMPDOPTS
	log_progress_msg " snmpd"
    fi
    ;;
  stop)
    log_daemon_msg "Stopping SNMP services:"
    start-stop-daemon --quiet --stop --oknodo --exec --retry 3 /usr/sbin/snmpd && [ ! -f $SNMP_PID ] || rm $SNMP_PID
    log_progress_msg " snmpd"
    ;;
  restart)
    log_daemon_msg "Restarting SNMP services:"
    start-stop-daemon --quiet --stop --oknodo --exec --retry 3 /usr/sbin/snmpd  && [ ! -f $SNMP_PID ] || rm $SNMP_PID
    if [ "$SNMPDRUN" = "yes" -a -f /etc/snmp/snmpd.conf ]; then
	start-stop-daemon --quiet --start --exec /usr/sbin/snmpd -- $SNMPDOPTS
	log_progress_msg " snmpd"
    fi
    ;;
  reload|force-reload)
    log_daemon_msg "Reloading SNMP services:"
    if [ "$SNMPDRUN" = "yes" -a -f /etc/snmp/snmpd.conf ]; then
        start-stop-daemon --quiet --stop --signal 1 \
	    --pidfile "$SNMP_PID" --exec /usr/sbin/snmpd
	log_progress_msg " snmpd"
    fi
    ;;
  status)
    status=0
    if [ "$SNMPDRUN" = "yes" -a -f /etc/snmp/snmpd.conf ]; then
    	status_of_proc /usr/sbin/snmpd snmpd || status=$?
    fi
    exit $status
    ;;
  *)
    echo "Usage: /etc/init.d/snmpd {start|stop|restart|reload|force-reload|status}"
    exit 1
esac

exit 0