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|
#! /bin/bash
mii_check() {
local conn_state=$(mii-tool $1 2> /dev/null)
local ret=$?
if echo $conn_state|grep "no link" &> /dev/null; then
if [ $ret -eq 0 ]; then
return 1
fi
fi
return 0
}
ethernet_up() {
if [ ! -e /sys/class/net/$INTERFACE ]; then
if ! echo "$INTERFACE"|grep ":"; then
err "Interface $INTERFACE does not exist"
fi
fi
if ! mii_check $INTERFACE; then
err "No connection available"
return 1
fi
case $IP in
dhcp)
# Check if DHCP_TIMEOUT was set if not set a default value
[ -z $DHCP_TIMEOUT ] && DHCP_TIMEOUT=10
if checkyesno $DHCLIENT; then
rm -r /var/run/dhclient-${INTERFACE}.pid >/dev/null 2>&1
if ! dhclient -q -e TIMEOUT=$DHCP_TIMEOUT -pf /var/run/dhclient-${INTERFACE}.pid; then
err "DHCP IP lease attempt failed"
return 1
fi
else
# Clear remaining pid files.
rm -f /var/run/dhcpcd-${INTERFACE}.{pid,cache} >/dev/null 2>&1
# If using own dns, tell dhcpcd to NOT replace resolv.conf
[ -n $DNS1 ] && DHCP_OPTIONS="-R $DHCP_OPTIONS"
# Start dhcpcd
if ! dhcpcd -L -t $DHCP_TIMEOUT $DHCP_OPTIONS $INTERFACE; then
err "DHCP IP lease attempt failed"
return 1
fi
fi
# TODO: add support for $section:ifconfig for other stuff, like mtu or mac?
;;
static)
if ! ifconfig $INTERFACE $IFOPTS up; then
err "Could not bring interface up"
return 1
fi
# bring up the default route (gateway)
if [ "$GATEWAY" ]; then
if ! route add default gw $GATEWAY; then
err "Adding gateway $GATEWAY failed"
return 1
fi
fi
;;
esac
# set the hostname
if [ "$HOSTNAME" ]; then
if ! hostname $HOSTNAME; then
err "Cannot set hostname"
return 1
fi
fi
# Generate a new resolv.conf
if [ "$DNS1" ]; then
: >/etc/resolv.conf
[ "$DOMAIN" ] && echo "domain $DOMAIN" >>/etc/resolv.conf
[ "$SEARCH" ] && echo "search $SEARCH" >>/etc/resolv.conf
[ "$DNS1" ] && echo "nameserver $DNS1" >>/etc/resolv.conf
[ "$DNS2" ] && echo "nameserver $DNS2" >>/etc/resolv.conf
fi
}
ethernet_down() {
case $IP in
dhcp)
if checkyesno $DHCLIENT; then
if [ -f /var/run/dhclient-${INTERFACE}.pid ]; then
kill `cat /var/run/dhclient-${INTERFACE}.pid`
fi
else
if [ -f /var/run/dhcpcd-${INTERFACE}.pid ]; then
dhcpcd -x $INTERFACE
fi
fi
;;
static)
[ "$GATEWAY" ] && route del default gw $GATEWAY
;;
esac
ifconfig $INTERFACE 0.0.0.0
}
ethernet_clean_scope() {
unset DOMAIN SEARCH DNS1 DNS2
unset GATEWAY IFOPTS HOSTNAME DHCP_OPTIONS DHCP_TIMEOUT DHCLIENT
unset INTERFACE CONNECTION
}
# vim: set ts=4 et sw=4:
|
