#!/bin/bash

# authenticator, optionally set in /etc/default/bincimap, needs to be a
# checkpassword-style program.  It defaults to checkpassword.

test -f /usr/sbin/bincimap-up || exit 0
test -f /usr/sbin/bincimapd || exit 0
test -f /usr/bin/tcpserver || exit 0
test -f /usr/sbin/stunnel && usestunnel=1

if [ -f /etc/default/bincimap ]; then
  . /etc/default/bincimap
fi

if [ ! -x "${authenticator}" ]; then
  authenticator="`which checkpassword`"
  if [ ! -x "${authenticator}" ]; then
    echo "authenticator not found."
    exit 1
  fi
fi

case "$1" in
  start)
    echo -n "Starting Binc IMAP Daemon:"

    echo -n " imap"
    start-stop-daemon --start --quiet --pidfile \
      /var/run/tcpserver_bincimap.pid --make-pidfile --background --exec \
      /usr/bin/tcpserver -- -R -H 0 imap2 /usr/sbin/bincimap-up \
      --conf=/etc/bincimap/bincimap.conf --logtype=syslog -- \
      "${authenticator}" /usr/sbin/bincimapd

    if [ -n "${usestunnel}" ]; then
      echo -n " imaps"
      start-stop-daemon --start --quiet --pidfile \
        /var/run/tcpserver_bincimap_ssl.pid --make-pidfile --background \
        --exec /usr/bin/tcpserver -- -R -H 0 993 /usr/sbin/stunnel -f \
        -p /etc/ssl/certs/imapd.pem -l \
        /usr/sbin/bincimap-up -- bincimap-up-ssl --disable-starttls=yes \
        --conf=/etc/bincimap/bincimap.conf --logtype=syslog -- \
        "${authenticator}" /usr/sbin/bincimapd
    fi

    echo "."
    ;;
  stop)
    echo -n "Stopping Binc IMAP Daemon:"

    echo -n " imap"
    start-stop-daemon --stop --quiet --oknodo --pidfile \
      /var/run/tcpserver_bincimap.pid --exec /usr/bin/tcpserver

    if [ -n "${usestunnel}" ]; then
      echo -n " imaps"
      start-stop-daemon --stop --quiet --oknodo --pidfile \
        /var/run/tcpserver_bincimap_ssl.pid --exec /usr/bin/tcpserver
    fi

    echo "."
    ;;
  restart)
    $0 stop
    sleep 2
    $0 start
    ;;
  *)
    echo "Usage: $0 {start|stop|restart}"
    exit 1
esac

exit 0