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# Copyright (c) 2005-2006 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# Contributed by Roy Marples (uberlord@gentoo.org)
# void netplugd_depend(void)
#
# Sets up the dependancies for the module
netplugd_depend() {
after macnet rename
before interface
provide plug
functions interface_exists interface_get_mac_address
}
# void netplugd_expose(void)
#
# Expose variables that can be configured
netplugd_expose() {
variables plug_timeout
}
# bool netplugd_check_installed(void)
#
# Returns 0 if netplug is installed, otherwise 1
netplugd_check_installed() {
if [[ ! -x /sbin/netplugd ]]; then
${1:-false} && eerror "For netplug support, emerge sys-apps/netplug"
return 1
fi
return 0
}
# bool netplugd_pre_start(char *interface)
#
# Start netplug on an interface
netplugd_pre_start() {
local iface="$1" timeout
local pidfile="/var/run/netplugd.${iface}.pid"
# We don't start netplug if we're being called from the background
${IN_BACKGROUND} && return 0
interface_exists "${iface}" || return 0
# We need a valid MAC address
# It's a basic test to ensure it's not a virtual interface
local mac="$(interface_get_mac_address "${iface}")"
if [[ -z ${mac} ]] ; then
vewarn "netplug only works on interfaces with a valid MAC address"
return 0
fi
# We don't work on bonded, bridges, tun/tap, vlan or wireless
for f in bonding bridge tuntap vlan wireless ; do
if is_function "${f}_exists" ; then
if ${f}_exists "${iface}" ; then
veinfo "netplug does not work with ${f}"
return 0
fi
fi
done
ebegin "Starting netplug on ${iface}"
# We need the interface up for netplug to listen to netlink events
interface_up "${iface}"
# Mark the us as inactive so netplug can restart us
mark_service_inactive "net.${iface}"
# Start netplug
start-stop-daemon --start --exec /sbin/netplugd \
--pidfile "${pidfile}" \
-- -i "${iface}" -P -p "${pidfile}" -c /dev/null
eend "$?" || return 1
eindent
timeout="plug_timeout_${ifvar}"
timeout="${!timeout:--1}"
if [[ ${timeout} == "0" ]] ; then
ewarn "WARNING: infinite timeout set for ${iface} to come up"
elif [[ ${timeout} -lt 0 ]] ; then
einfo "Backgrounding ..."
exit 0
fi
veinfo "Waiting for ${iface} to be marked as started"
local i=0
while true ; do
if service_started "net.${iface}" ; then
local addr="$( interface_get_address "${iface}" )"
einfo "${iface} configured with address ${addr}"
exit 0
fi
sleep 1
[[ ${timeout} == "0" ]] && continue
(( i++ ))
[[ ${i} == "${timeout}" || ${i} -gt "${timeout}" ]] && break
done
eend 1 "Failed to configure ${iface} in the background"
exit 0
}
# bool netplugd_stop(char *iface)
#
# Stops netplug on an interface
# Returns 0 (true) when successful, non-zero otherwise
netplugd_stop() {
${IN_BACKGROUND} && return 0
local iface="$1"
local pidfile="/var/run/netplugd.${iface}.pid"
[[ ! -e ${pidfile} ]] && return 0
ebegin "Stopping netplug on ${iface}"
start-stop-daemon --stop --exec /sbin/netplugd \
--pidfile "${pidfile}"
eend $?
}
# vim: set ft=sh ts=4 :
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