clamav/clamav-notify-servers

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#! /bin/bash
# Copyright (C) 2004,2012 Enrico Scholz <enrico.scholz@informatik.tu-chemnitz.de>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; version 2 and/or 3 of the License.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
# Usage: clamav-notify-servers
CFGFILE=/etc/sysconfig/clamav-servers
OP=nc
NC=nc
TIMEOUT_TERM=30
TIMEOUT_KILL=60
K_OPT=1
LANG=C timeout --help | grep -q -- '--kill-after' || unset K_OPT
get_sockets() {
(
cd /etc/clamd.d
for i in *.conf; do
test -f "$i" || continue
test -r "$i" || continue
base=${i%%.conf}
S=/var/run/clamd.$base/clamd.sock
test -S "$S" || continue
test -w "$S" || continue
echo "$S"
done
)
}
op_nc() {
cd /var/run
for i in ${CLAMD_SOCKETS}; do
case $i in
(/*)
test -S "$i" || {
echo "socket '$i' does not exist" >&2
continue
}
CMD=( $NC -U $i )
;;
(ip4:*)
addr=${i##ip4:}
CMD=( $NC -4 ${addr%%:*} ${addr##*:} )
;;
(ip6:*)
addr=${i##ip6:}
CMD=( $NC -6 ${addr%%:*} ${addr##*:} )
;;
(*)
echo "unsupported socket name '$i'" >&2
continue
esac
resp=`printf 'zRELOAD\0' | timeout ${K_OPT:+-k $TIMEOUT_KILL} $TIMEOUT_TERM "${CMD[@]}"`
case $resp in
(RELOADING)
;;
(*)
echo "clamd server '$i' gave '$resp' response" >&2
let ++fail
;;
esac
done
cd - &>/dev/null
}
CLAMD_SOCKETS=`get_sockets`
f=$CFGFILE
test ! -e "$f" || . "$f"
fail=0
op_$OP "$@"
exit $fail