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#!/bin/bash
# Copyright (c) 2004-2005 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# Contributed by Roy Marples (uberlord@gentoo.org)
# Fix any potential localisation problems
# Note that LC_ALL trumps LC_anything_else according to locale(7)
pump() {
LC_ALL=C /sbin/pump "$@"
}
# void pump_depend(void)
#
# Sets up the dependancies for the module
pump_depend() {
after interface
provide dhcp
functions interface_exists interface_get_address
variables pump dhcp
}
# bool pump_check_installed(void)
#
# Returns 1 if pump is installed, otherwise 0
pump_check_installed() {
[[ -x /sbin/pump ]] && return 0
${1:-false} && eerror "For DHCP (pump) support, emerge net-misc/pump"
return 1
}
# bool pump_stop(char *iface)
#
# Stop pump on an interface
# Return 0 if pump is not running or we stop it successfully
# Otherwise 1
pump_stop() {
local iface="$1" count e
# We check for a pump process first as querying for status
# causes pump to spawn a process
pidof /sbin/pump &>/dev/null || return 0
# Check that pump is running on the interface
pump --status --interface "${iface}" 2>/dev/null \
| grep -q "^Device ${iface}" || return 0
# Pump always releases the lease
ebegin "Stopping pump on ${iface}"
pump --release --interface "${iface}"
eend $? "Failed to stop pump"
}
# bool pump_start(char *iface)
#
# Start pump on an interface by calling pumpcd $iface $options
#
# Returns 0 (true) when a dhcp address is obtained, otherwise
# the return value from pump
pump_start() {
local iface="$1" opts d ifvar=$( bash_variable "$1" ) search
interface_exists "${iface}" true || return 1
opts="pump_${ifvar}"
opts="${!opts}"
# Map some generic options to pump
d="dhcp_${ifvar}"
d=" ${!d} "
[[ ${d} == " " ]] && d=" ${dhcp} "
[[ ${d} == *" nodns "* ]] && opts="${opts} --no-dns"
[[ ${d} == *" nogateway "* ]] && opts="${opts} --no-gateway"
[[ ${d} == *" nontp "* ]] && opts="${opts} --no-ntp"
search="dns_search_${ifvar}"
[[ -n ${!search} ]] && opts="${opts} --search-path='"${!search}"'"
# Add our route metric
metric="metric_${ifvar}"
[[ -n ${!metric} ]] && opts="${opts} --route-metric ${!metric}"
[[ ! -d "${statedir}/${iface}" ]] && mkdir -m 0755 -p "${statedir}/${iface}"
opts="${opts} --win-client-ident --etc-dir=${statedir}/${iface}"
opts="${opts} --script \"${svclib}/net.modules.d/helpers.d/pump-wrapper\""
opts="${opts} --keep-up --interface ${iface}"
# Bring up DHCP for this interface (or alias)
ebegin "Running pump"
eval pump "${opts}"
eend $? || return $?
# pump succeeded, show address retrieved
local addr=$( interface_get_address "${iface}" )
einfo "${iface} received address ${addr}"
return 0
}
# vim:ts=4
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