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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)
# char* iptunnel_provides(void)
#
# Returns a string to change module definition for starting up
iptunnel_provides() {
echo "iptunnel"
}
# void iptunnel_depend(void)
#
# Sets up the dependancies for the module
iptunnel_depend() {
after wireless
before interface
}
# bool iptunnel_check_installed(void)
#
# Tunnelling is provided by the interface
iptunnel_check_installed() {
return 0
}
# bool iptunnel_check_depends(void)
#
# Checks to see if we have the needed functions
iptunnel_check_depends() {
local f
for f in interface_exists interface_tunnel; do
[[ $( type -t "${f}" ) == "function" ]] && continue
eerror "iptunnel: missing required function ${f}\n"
return 1
done
return 0
}
# char* iptunnel_get_vars(char *interface)
#
# Returns a string spaced with possible user set
# configuration variables
iptunnel_get_vars() {
echo "iptunnel_$1"
}
# bool iptunnel_pre_start(char *iface)
#
# Create the device, give it the right perms
iptunnel_pre_start() {
local iface="$1" opts ifvar=$( bash_variable "$1" )
# Get our options
eval opts=\"\$\{iptunnel_${ifvar}\}\"
[[ -z ${opts} ]] && return 0
ebegin "Creating tunnel ${iface}"
interface_tunnel add "${iface}" ${opts}
eend "$?"
return "$?"
}
# bool iptunnel_stop(char *iface)
#
# Removes the device
iptunnel_stop() {
local iface="$1"
interface_exists "${iface}" || return 0
[[ -z $( interface_tunnel show "${iface}" 2>/dev/null ) ]] && return 0
ebegin "Destroying tunnel ${iface}"
interface_tunnel del "${iface}"
eend "$?"
return "$?"
}
# vim:ts=4
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