#! /bin/sh

# start dccd for greylisting
# This script assumes that it is being run by root or the DCC user, probably
# while the system is starting.  If start-dccm or start-dccifd,
# This script should be run before both of them to # avoid complaints.
# See the misc/rcDCC script.

# Copyright (c) 2003 by Rhyolite Software
#
# Permission to use, copy, modify, and distribute this software for any
# purpose with or without fee is hereby granted, provided that the above
# copyright notice and this permission notice appear in all copies.
#
# THE SOFTWARE IS PROVIDED "AS IS" AND RHYOLITE SOFTWARE DISCLAIMS ALL
# WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES
# OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL RHYOLITE SOFTWARE
# BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES
# OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
# WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
# ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
# SOFTWARE.
#	Rhyolite Software DCC 1.2.16-1.4 $Revision$
#	Generated automatically from start-grey.in by configure.

exec 1>&2 </dev/null

DCC_LOGGER="logger -s -p ${DCC_ERROR_LOG_FACILITY-mail.err} -t DCC"
DCC_HOMEDIR=/var/lib/dcc
VERBOSE=
DEBUG=
# check the args once to get the home directory
while getopts "xvh:u:a:i:" c; do
    case $c in
	x) set -x; DEBUG=-x; VERBOSE=-v;;
	v) VERBOSE=-v;;
	h) CWD=`pwd`
	    DCC_HOMEDIR=`echo "$OPTARG" | sed -e "s@^[^/]@$CWD/&@"`;;
	*) ;;
    esac
done
. $DCC_HOMEDIR/dcc_conf
# deal with bash reserved $UID
if test -z "$DCCUID" -a ! -z "$UID"; then
    DCCUID="$UID"
fi
GREY_DCCD_ARGS="$GREY_DCCD_ARGS $DCC_LOG_ARGS"

STOP_ARGS=
USAGE="`basename $0`: [-xv] [-h homedir] [-u UID] [-a args] [-i id]"
OPTIND=1
while getopts "xvh:u:a:i:" c; do
    case $c in
	x) ;;
	v) ;;
	h) ;;
	u) DCCUID="$OPTARG";;
	a) GREY_DCCD_ARGS="$GREY_DCCD_ARGS $OPTARG";;
	i) $GREY_SRVR_ID="$OPTARG"; STOP_ARGS="$STOP_ARGS -i $GREY_SRVR_ID";;
	*) eval $DCC_LOGGER "$USAGE"; exit 1;;
    esac
done
shift `expr $OPTIND - 1 || true`
if test "$#" -ne 0; then
    eval $DCC_LOGGER "$USAGE"
    exit 1
fi

if test "$DCC_HOMEDIR" != /var/lib/dcc; then
    GREY_DCCD_ARGS="-h $DCC_HOMEDIR $GREY_DCCD_ARGS"
    STOP_ARGS="-h $DCC_HOMEDIR $STOP_ARGS"
fi


# stop the current daemon, including giving it time to shut down gracefully
$DCC_LIBEXEC/stop-dccd -G $DEBUG $VERBOSE $STOP_ARGS

# tell dccd where to find dbclean if it is not where dccd was built to look.
if test "$DCC_LIBEXEC" != /usr/sbin; then
    GREY_DCCD_ARGS="-C $DCC_LIBEXEC/dbclean $GREY_DCCD_ARGS"
fi

case "$GREY_ENABLE" in
    [oO][nN]);;
    *) exit 0;;
esac
if test ! -x $DCC_LIBEXEC/dccd; then
    eval $DCC_LOGGER "cannot start greylist dcccd because dccd has not been installed"
    exit 1
fi

if test -z "$GREY_SRVR_ID"; then
    if test ! -z "`grep '# auto local greylist server-ID' $DCC_HOMEDIR/ids`" \
	-a ! -z "`grep '^32702' $DCC_HOMEDIR/ids`"; then
	GREY_SRVR_ID=32702
    else
	eval $DCC_LOGGER "'cannot start greylist dccd; GREY_SRVR_ID not set in $DCC_HOMEDIR/dcc_conf'"
	exit 1
    fi
fi
GREY_DCCD_ARGS="-i $GREY_SRVR_ID $GREY_DCCD_ARGS"

if test -z "$DCCUID" -o X"$DCCUID" = X"$USER"; then
    eval $DCC_LIBEXEC/dccd -G, $GREY_DCCD_ARGS
else
    su - $DCCUID -c "$DCC_LIBEXEC/dccd -G, $GREY_DCCD_ARGS"
fi
