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|
#!/bin/bash
# Copyright (c) 2004-2006 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# Contributed by Roy Marples (uberlord@gentoo.org)
action="$1"
service="net.${interface}"
. /sbin/functions.sh
. "${svclib}/net.modules.d/helpers.d/module-loader"
# Bring the interface up
interface_is_up "${interface}" || interface_up "${interface}"
case "${action}" in
bound|renew)
# We handle these actions below
;;
deconfig|leasefail)
# Just remove IPv4 / inet addresses
interface_del_addresses "${interface}" true
service_started "${service}" && mark_service_inactive "net.${interface}"
remove_state "${interface}"
if [[ ${RC_AUTO_INTERFACE} == "yes" ]]; then
best_interface=$( select_best_interface )
apply_state "${best_interface}"
fi
echo "${action}"
exit 0
;;
nak)
echo "${action}"
exit 0
;;
*)
echo "${action}"
echo "We don't handle that action" >&2
exit 1
;;
esac
# Map MAC address variables to interface variables
macnet_pre_start "${interface}" 1>/dev/null
# Map wireless ESSID variables to interface variables
if [[ -n ${wireless_module} ]]; then
if wireless_exists "${interface}" ; then
essidnet_pre_start "${interface}" 1>/dev/null
fi
fi
# Calculate the metric for our routes
ifvar=$( bash_variable "${interface}" )
metric="metric_${ifvar}"
metric="${!metric}"
if [[ -z ${metric} ]]; then
if [[ ${RC_AUTO_INTERFACE} == "yes" ]]; then
metric=$( calculate_metric "${interface}" )
else
metric="0"
fi
eval metric_${ifvar}="${metric}"
fi
# Configure our IP address
ip="${ip// /}"
subnet="${subnet// /}"
cidr=$( netmask2cidr "${subnet}" )
broadcast="${broadcast// /}"
[[ -n ${broadcast} ]] && broadcast="broadcast ${broadcast}"
# If we don't have our address then we flush it and then add our new one
curip=$( interface_get_address "${interface}" )
if [[ ${curip} != "${ip}/${cidr}" ]] ; then
# Just remove IPv4 / inet addresses
interface_del_addresses "${interface}" true
interface_add_address "${interface}" "${ip}/${cidr}" "${broadcast}"
fi
# Store the address in a cache for future usage
echo "${ip}" > "/var/cache/dhcp-${interface}.lease"
chmod 600 "/var/cache/dhcp-${interface}.lease"
d="dhcp_${ifvar}"
d=" ${!d} "
[[ ${d} == " " ]] && d=" ${dhcp} "
# Configure our default route - we only have 1 default route
if [[ ${d} != *" nogateway "* ]]; then
for r in ${routers}; do
interface_default_route "${interface}" "${r}" "${metric:-0}" && break
done
fi
# Configure our hostname - but only if we need it
if [[ -n ${hostname} ]]; then
x=$( hostname )
[[ ${x} == "(none)" || ${x} == "localhost" ]] && hostname "${hostname}"
fi
[[ ! -d "${statedir}/${interface}" ]] \
&& mkdir -m 0755 -p "${statedir}/${interface}"
# Only setup the information we're told to
# By default that's everything
[[ ${d} != *" nodns "* ]] && system_dns "${interface}"
[[ ${d} != *" nontp "* ]] && system_ntp "${interface}"
[[ ${d} != *" nonis "* ]] && system_nis "${interface}"
if [[ ${RC_AUTO_INTERFACE} == "yes" ]]; then
best_interface=$( select_best_interface )
apply_state "${best_interface}"
else
apply_state "${interface}"
fi
! service_stopping "${service}" && mark_service_started "${service}"
echo "${action}"
exit 0
# vim:ts=4
|
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