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#!/bin/sh
# ahbpoll, poll the two lines of my boss node
#
# This script is based on the original ifpoll by Rasca Gmelch
# Copyright (C) 1997 by Marco d'Itri, 2:332/206.10 / md@linux.it
. /etc/ifmail/ifshellvars
# Max number of failed polls
MaxTry=8
# delay between outgoing calls in seconds
DELAY=60
###############################################################################
# start some tail(1)s and initialize the ^C handler
{ tail -n0 -f $IFLOG > $INFO_TTY & }; TOKILL=$!
##{ tail -n0 -f $IFLOG | grep "received" & }; TOKILL="$TOKILL $!"
##{ tail -n0 -f $IFLOG | grep "sent" & }; TOKILL="$TOKILL $!"
trap "killall -HUP ifcico; kill $TOKILL; echo -e 'Aborted\n'; exit 100;" INT
# let's pack the fido stuff..
$IFBIN/ifpack
###############################################################################
# loop until ifcico could connect the node or MaxTry is encountered
i=1; errlv=1; alternate=0
while [ $i -le $MaxTry -a $errlv != 0 ]; do
if [ $alternate = 0 ]; then
NODE=f206.n332.z2.fidonet.org
alternate=1
elif [ $alternate = 1 ]; then
NODE=f207.n332.z2.fidonet.org
alternate=0
fi
echo -n "ahbpoll[$$]: $i. try ($NODE) "
$IFBIN/ifcico -r 1 $NODE
errlv=$?
case "$errlv" in
"0")
echo "ok :)"
;;
"2")
echo 'failed: busy (rc 2)'
if [ $i != $MaxTry -a $alternate = 0 ]; then sleep $DELAY; fi
;;
"3")
echo 'failed: system error (rc 3)'
;;
"11")
echo 'failed: lost carrier (rc 11)'
if [ $i != $MaxTry -a $alternate = 0 ]; then sleep $(($DELAY+120)); fi
;;
*)
echo "failed: ?? (rc $errlv)"
if [ $i != $MaxTry -a $alternate = 0 ]; then sleep $DELAY; fi
;;
esac
i=$(($i+1))
done
###############################################################################
# if the poll was ok, unpack
if [ $errlv = "0" ]; then
if [ "`echo $IFSPOOL/inb/0000fff6.*`" != "$IFSPOOL/inb/0000fff6.*" ]; then
cp --force --link --preserve \
$IFSPOOL/inb/0000fff6.* $IFSPOOL/BAK
fi
$IFBIN/ifunpack
find $IFSPOOL/BAK -mtime +3 -type f -exec rm -fv \{\} \; >/dev/null
find $IFSPOOL/outb -empty -type f -exec rm -fv \{\} \; >/dev/null
fi
###############################################################################
# Kill tail(s)
kill $TOKILL
# return the errorlevel of ifcico
exit $errlv
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