Re: SAGEM 800 USB, reconnexion auto.

[hervé thibaud <herve.thibaud@free.fr>]

On Thu, 2002-12-19 at 09:39, Frédéric Bothamy wrote:
> * hervé thibaud <herve.thibaud@free.fr> [2002-12-19 09:30] :
> > Pour mieux essayer de situer le pb
> > voilà un extrait du syslog lors d'une coupure d'ADSL
> > "check.sh" est un contrôle sur l'existence du processus "pppd" et
> > provoque un reboot en cas d'absence.Le contrôle est exécuté toutes les
> > 10 mn
> 
> [...]
> 
> > Dec 18 18:18:18 beltegeuse /etc/hotplug/net.agent: invoke ifdown ppp0
> > Dec 18 18:18:24 beltegeuse modprobe: modprobe: Can't locate module ppp0
> 
> Indépendamment des autres erreurs, il y a quoi au juste dans
> /etc/hotplug/net.agent ? Mon idée, c'est qu'il fait peut-être quelque
> chose comme :
> 
> INTERFACE=ppp0
> 
> ifdown $INTERFACE
> modprobe -r $INTERFACE
> 
> Dans ce cas, l'erreur serait benigne.
> 
> Fred
Voilà le net.agent

-- #!/bin/bash
#
# Network hotplug policy agent for Linux 2.4 kernels
#
# Kernel NET hotplug params include:
#	
#	ACTION=%s [register or unregister]
#	INTERFACE=%s
#
# HISTORY:
#
# 25-Feb-2001	Special case ppp and similar (redhat)
# 23-Jan-2001	Log invocation of "ifup" if debugging
# 04-Jan-2001	Initial version of "new" hotplug agent.
#
# $Id: net.agent,v 1.9 2001/09/07 15:57:39 dbrownell Exp $
#

cd /etc/hotplug
. hotplug.functions
# DEBUG=yes export DEBUG

if [ "$INTERFACE" = "" ]; then
    mesg Bad NET invocation: \$INTERFACE is not set
    exit 1
fi

case $ACTION in
register)

    case $INTERFACE in
	# interfaces that are registered after being "up" (?)
	ppp*|ippp*|isdn*|plip*|lo*|irda*)
	    debug_mesg assuming $INTERFACE is already up
	    exit 0
	    ;;
	# interfaces that are registered then brought up
	*)
	    # NOTE:  network configuration relies on administered state,
	    # we can't do much here without distro-specific knowledge
	    # such as whether/how to invoke DHCP, set up bridging, etc.

	    # RedHat and similar
	    if [ -x /sbin/ifup ]; then
		debug_mesg invoke ifup $INTERFACE
		exec /sbin/ifup $INTERFACE
	    else
		mesg "how do I bring interfaces up on this distro?"
	    fi
	    ;;
    esac
    mesg $1 $ACTION event not handled
    ;;

unregister)
    # Assume that we want to run ifdown no matter what,  
    # because it is not going to remove the data from the 
    # ifstate database otherwise.
    if [ -x /sbin/ifdown ]; then
       debug_mesg invoke ifdown $INTERFACE
        exec /sbin/ifdown $INTERFACE
    else
       # mesg "how do I bring interfaces up on this distro?"
       mesg "E: /sbin/ifdown not found. You need to install ifupdown
package"
    fi
    mesg $1 $ACTION event not handled
    ;;

*)
    debug_mesg NET $ACTION event not supported
    exit 1 ;;

esac


hervé thibaud <herve.thibaud@free.fr>