Date: Sat, 03 Apr 1999 19:42:09 +0100 From: Brian Somers <brian@Awfulhak.org> To: Rowan Crowe <rowan@sensation.net.au> Cc: freebsd-isp@FreeBSD.ORG Subject: Re: pppd redial script Message-ID: <199904031842.TAA35106@keep.lan.Awfulhak.org> In-Reply-To: Your message of "Sat, 03 Apr 1999 20:45:49 %2B1000." <Pine.BSF.4.01.9904032015420.13153-100000@velvet.sensation.net.au>
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Check out the redial command in the latest user-ppp. You can for
example
set redial 10+20-300
For redial pauses of 10, 30, 50, 110 .... 300, 300
It's not incremental, but it does the job.
> Hi all,
>
> This is a redial script I wrote the other night, which redials after the
> link drops out but backs off exponentially if redial attempts keep
> failing. (In Australia, we pay 25c per call, so if the other end is
> answering but there's some sort of PPP problem, constant redials could end
> up costing $$$). Redial delay is capped at 300 seconds maximum.
>
> Basically the delays for repeated failed attempts will go something like:
> 5, 15, 45, 135, 300, 300, 300...
>
> Once the link has been up more than 10 minutes, it is considered "stable"
> and the redial delay is reset to 5 seconds when it next drops.
>
> I'd be interested in any comments. Feel free to use it yourselves. To run
> it in the background use '&' on the commandline. (the info messages could
> probably be >>'d to a log file).
>
>
> #!/bin/sh
> delay1=5
> while :
> do
> stime=`date "+%s"`
> # use your own pppd options here, but make sure you have -detach
> /usr/sbin/pppd -detach connect '/usr/bin/chat -v -f /etc/ppp/ppp-sens.scr' /dev/cuaa0 115200 deflate 15 bsdcomp 15 203.20.114.194: lcp-echo-interval 30 lcp-echo-failure 2
> etime=`date "+%s"`
> connectedtime=`expr ${etime} - ${stime}`
> echo "time connected=${connectedtime} seconds"
> if [ "`expr ${connectedtime} \< 600`" = "1" ]; then
> delay1=`expr ${delay1} \* 3`
> echo "delay now ${delay1} seconds"
> if [ "`expr ${delay1} \> 300`" = "1" ]; then
> echo "capping delay at 300 seconds"
> delay1=300
> fi
> fi
> if [ "`expr ${connectedtime} \> 600`" = "1" ]; then
> echo "resetting delay to 5 seconds"
> delay1=5
> fi
> echo "sleeping ${delay1} seconds"
> sleep ${delay1}
> done
>
>
>
> --
> Rowan Crowe Sensation Internet Services, Melbourne Aust
> fidonet: 3:635/728 +61-3-9388-9260
> http://www.rowan.sensation.net.au/ http://www.sensation.net.au/
--
Brian <brian@Awfulhak.org> <brian@FreeBSD.org> <brian@OpenBSD.org>
<http://www.Awfulhak.org>;
Don't _EVER_ lose your sense of humour !
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