+++ /dev/null
-#!/bin/bash
-###############################################################################
-# #
-# IPFire.org - A linux based firewall #
-# Copyright (C) 2011 Michael Tremer & Christian Schmidt #
-# #
-# This program is free software: you can redistribute it and/or modify #
-# it under the terms of the GNU General Public License as published by #
-# the Free Software Foundation, either version 3 of the License, or #
-# (at your option) any later version. #
-# #
-# This program is distributed in the hope that it will be useful, #
-# but WITHOUT ANY WARRANTY; without even the implied warranty of #
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the #
-# GNU General Public License for more details. #
-# #
-# You should have received a copy of the GNU General Public License #
-# along with this program. If not, see <http://www.gnu.org/licenses/>. #
-# #
-###############################################################################
-
-function isdn_config_dir() {
- local device=${1}
- local dir="${RUN_DIR}/isdn/${device}"
-
- [ -d "${dir}" ] || mkdir -p ${dir}
-
- echo "${dir}"
-}
-
-function isdn_create_device() {
- local device=${1}
-
- if device_exists ${device}; then
- return ${EXIT_OK}
- fi
-
- log INFO "Creating ISDN interface ${device}."
- isdnctrl addif ${device} >/dev/null
-}
-
-function isdn_remove_device() {
- local device=${1}
-
- if ! device_exists ${device}; then
- return ${EXIT_OK}
- fi
-
- log INFO "Removing ISDN interface ${device}."
- isdnctrl delif ${device} >/dev/null
-}
-
-function isdn_add_slave() {
- local device=${1}
- local slave=${2}
-
- assert device_exists ${device}
- assert isset slave
-
- log INFO "Creating ISDN slave interface ${slave} for device ${device}."
- isdnctrl addslave ${device} ${slave}
- local ret=$?
-
- case "${ret}" in
- 0)
- return ${EXIT_OK}
- ;;
- 255)
- log ERROR "Could not create slave device for ${device}."
- ;;
- esac
-
- return ${EXIT_ERROR}
-}
-
-function isdn_rem_slave() {
- local device=${1}
- local slave=${2}
-
- assert device_exists ${device}
- assert isset slave
-
- log INFO "Removing ISDN slave interface ${slave}."
- isdnctrl delslave ${device} ${slave} >/dev/null
-}
-
-function isdn_addlink() {
- local device=${1}
-
- assert device_exists ${device}
-
- log INFO "Adding link to ISDN interface ${device}."
- isdnctrl addlink ${device} >/dev/null
-}
-
-function isdn_get_encap() {
- local device=${1}
-
- assert device_exists ${device}
-
- isdnctrl encap ${device} | awk '{ print $NF }'
-}
-
-function isdn_set_encap() {
- local device=${1}
- local encap=${2}
-
- assert device_exists ${device}
- assert isset encap
-
- case "${encap}" in
- syncppp) ;;
- *)
- log ERROR "Cannot set unknown encapsulation: ${encap}"
- return ${EXIT_ERROR}
- ;;
- esac
-
- isdnctrl encap ${device} ${encap} >/dev/null
-}
-
-function isdn_get_l2proto() {
- local device=${1}
-
- assert device_exists ${device}
-
- isdnctrl l2_prot ${device} | awk '{ print $NF }'
-}
-
-function isdn_set_l2proto() {
- local device=${1}
- local proto=${2}
-
- assert device_exists ${device}
- assert isset proto
-
- case "${proto}" in
- hdlc) ;;
- *)
- log ERROR "Cannot set unknown l2 proto: ${proto}"
- return ${EXIT_ERROR}
- ;;
- esac
-
- isdnctrl l2_prot ${device} ${proto} >/dev/null
-}
-
-function isdn_get_l3proto() {
- local device=${1}
-
- assert device_exists ${device}
-
- isdnctrl l3_prot ${device} | awk '{ print $NF }'
-}
-
-function isdn_set_l3proto() {
- local device=${1}
- local proto=${2}
-
- assert device_exists ${device}
- assert isset proto
-
- case "${proto}" in
- trans) ;;
- *)
- log ERROR "Cannot set unknown l3 proto: ${proto}"
- return ${EXIT_ERROR}
- ;;
- esac
-
- isdnctrl l3_prot ${device} ${proto} >/dev/null
-}
-
-function isdn_set_dialmax() {
- local device=${1}
- local dialmax=${2}
-
- assert device_exists ${device}
- assert [ ${dialmax} -gt 0 ]
-
- isdnctrl dialmax ${device} ${dialmax} >/dev/null
-}
-
-function isdn_set_eaz() {
- local device=${1}
- local eaz=${2}
-
- assert device_exists ${device}
- assert isset eaz
-
- isdnctrl eaz ${device} ${eaz} >/dev/null
-}
-
-function isdn_set_dialmode() {
- local device=${1}
- local mode=${2}
-
- assert device_exists ${device}
-
- case "${proto}" in
- auto) ;;
- *)
- log ERROR "Cannot set unknown dialmode: ${mode}"
- return ${EXIT_ERROR}
- ;;
- esac
-
- isdnctrl dialmode ${device} ${mode} >/dev/null
-}
-
-function isdn_set_huptimeout() {
- local device=${1}
- local timeout=${2}
-
- assert device_exists ${device}
- assert isinteger timeout
-
- isdnctrl huptimeout ${device} ${mode} >/dev/null
-}
-
-function isdn_addphone() {
- local device=${1}
- local type=${2}
- local number=${3}
-
- assert device_exists ${device}
- assert isoneof type in out
- assert isset number
-
- isdnctrl addphone ${device} ${type} ${number} >/dev/null
-}
-
-function isdn_dial() {
- local device=${1}
- shift
-
- assert device_exists ${device}
-
- local mode="persistent"
- local channels="auto"
- local ipppd_args
-
- while [ $# -gt 0 ]; do
- case "${1}" in
- --mode=*)
- mode=${1#--mode=}
- ;;
- --channels=*)
- channels=${1#--channels=}
- ;;
- *)
- ipppd_args="${ipppd_args} ${1}"
- ;;
- esac
- shift
- done
-
- assert isset channels
- assert isset mode
- assert isoneof channels 1 2 auto
-
- # Start ippp daemon.
- ipppd_start ${ipppd_args}
-
- case "${mode}" in
- dialondemand)
- isdn_set_dialmode ${device} auto
- ;;
- persistent)
- case "${channels}" in
- auto)
- ibod_start ${device}
- ;;
- 1)
- # Do nothing.
- ;;
- 2)
- isdn_addlink ${device}
- ;;
- esac
-
- # Establish the connection immediately.
- isdnctrl dial ${device} >/dev/null
- ;;
- *)
- log ERROR "Unknown dial mode given: ${mode}."
- return ${EXIT_ERROR}
- ;;
- esac
-}
-
-function isdn_hangup() {
- local device=${1}
-
- assert device_exists ${device}
-
- # Bring isdn device down.
- ip link set ${device} down
-
- # Kill ippp daemon.
- ipppd_stop ${device}
-}
-
-function ipppd_start() {
- local device=${1}
- shift
-
- assert device_exists ${device}
-
- ipppd_write_config ${device} $@
-
- # Actually run the service.
- service_start "ipppd@${device}.service"
-}
-
-function ipppd_write_config() {
- local device=${1}
- shift
-
- local value
- local auth="chap"
- local user
- local mppe="on"
- local mtu="1500"
- local proxyarp="on"
- local local_address
- local remote_address
- local netmask
- local dns_servers
-
- # mode tells us if we are running in server or
- # client mode. The collection of variables to
- # be set depends on this.
- local mode="client"
-
- while [ $# -gt 0 ]; do
- case "${1}" in
- --mode=*)
- mode=${1#--mode=}
- ;;
- --auth=*)
- auth=${1#--auth=}
- ;;
- --user=*)
- user=${1#--user=}
- ;;
- --mppe=*)
- mppe=${1#--mppe=}
- ;;
- --mtu=*)
- mtu=${1#--mtu=}
- ;;
- --proxyarp=*)
- value=${1#--proxyarp=}
- if enabled value; then
- proxyarp="on"
- else
- proxyarp="off"
- fi
- ;;
- --netmask=*)
- netmask=${1#--netmask=}
- ;;
- --local-address=*)
- local_address=${1#--local-address=}
- ;;
- --remote-address=*)
- remote_address=${1#--remote-address=}
- ;;
- --dns-server=*)
- value=${1#--dns-server=}
- # XXX check if this is actually an IP address
-
- dns_servers="${dns_servers} ${value}"
- ;;
- *)
- log WARN "Unknown argument given: ${1}"
- ;;
- esac
- shift
- done
-
- # Check if all common variables are correctly set.
- assert isset mtu
- assert isinteger mtu
-
- case "${mode}" in
- client)
- # Check if all variables for client mode are set.
- assert isset auth
- assert isset user
- ;;
- server)
- assert isset local_address
- assert isset remote_address
- assert isset netmask
- ;;
- *)
- log CRITICAL "Invalid mode given: ${mode}"
- exit ${EXIT_ERROR}
- ;;
- esac
-
- # Make a configuration file.
- local config="$(isdn_config_dir ${device})/config"
-
- cat >${config} <<EOF
-### Common section
-
-# XXX find a solution for this
-/dev/${device}
-
-# Never change the default route
--defaultroute
-
-# Link properties
-mru ${mtu}
-mtu ${mtu}
-
-lock
-noipdefault
-
-# Disable compression
--vj -vjccomp
-
-debug
-
-EOF
-
- case "${mode}" in
- client)
- cat >>${config} <<EOF
-### Client section
-
-# Authentication
-user ${user}
-+${auth}
-
-# Get remote DNS servers
-ms-get-dns
-
-EOF
- ;;
-
-
- server)
- cat >>${config} <<EOF
-### Server section
-
-${local_address}:${remote_address}
-netmask ${netmask}
-
-# Add DNS servers
-$(for value in ${dns_servers}; do echo "ms-dns ${value}"; done)
-
-EOF
- ;;
- esac
-}
-
-function ipppd_stop() {
- local device=${1}
-
- # Stop service.
- service_stop "ipppd@${device}.service"
-
- # Remove configuration file.
- rm -f $(isdn_config_dir ${device})/config
-}
-
-function ibod_start() {
- local device=${1}
-
- assert device_exists ${device}
-
- # Create ibod configuration file first.
- ibod_write_config $@
-
- # Start the daemon.
- log INFO "Starting ibod service on device ${device}."
- service_start "ibod@${device}.service"
-}
-
-function ibod_config_file() {
- assert [ -n "$@" ]
-
- echo "$(isdn_config_dir $@)/ibod.cf"
-}
-
-function ibod_write_config() {
- local device=${1}
-
- log DEBUG "Writing ibod.cf for device ${device}."
-
- # Create path to configuration file.
- local config=$(ibod_config_file ${device})
-
- # Empty configuration file.
- : > ${config}
-
- # Set the device to watch.
- echo "DEVICE ${device}" >> ${config}
-
- # We could set some more options here to
- # configure when ibod is bringing the second
- # channel up and down. I guess that is not
- # required at the moment.
- # See man ibod.cf.
-}
-
-function ibod_stop() {
- local device=${1}
-
- log INFO "Stopping ibod on device ${device}..."
- service_stop "ibod@${device}.service"
-
- # Remove ibod configuration file.
- rm -f $(ibod_config_file ${device})
-}
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