2 ###############################################################################
4 # IPFire.org - A linux based firewall #
5 # Copyright (C) 2015 IPFire Team #
7 # This program is free software: you can redistribute it and/or modify #
8 # it under the terms of the GNU General Public License as published by #
9 # the Free Software Foundation, either version 3 of the License, or #
10 # (at your option) any later version. #
12 # This program is distributed in the hope that it will be useful, #
13 # but WITHOUT ANY WARRANTY; without even the implied warranty of #
14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the #
15 # GNU General Public License for more details. #
17 # You should have received a copy of the GNU General Public License #
18 # along with this program. If not, see <http://www.gnu.org/licenses/>. #
20 ###############################################################################
24 VPN_CONFIG
="/var/ipfire/vpn/config"
26 eval $
(/usr
/local
/bin
/readhash
/var
/ipfire
/vpn
/settings
)
29 id status name lefthost
type ctype x1 x2 x3 leftsubnets
30 remote righthost rightsubnets x5 x6 x7 x8 x9 x10 x11 x12
31 x13 x14 x15 x16 x17 x18 x19 x20 x21 proto x22 x23 x24
32 route x26 mode interface_mode interface_address interface_mtu rest
40 # Register local variables
46 while IFS
="," read -r "${VARS[@]}"; do
47 # Check if the connection is enabled
48 [ "${status}" = "on" ] ||
continue
50 # Check if this a net-to-net connection
51 [ "${type}" = "net" ] ||
continue
53 # Determine the interface name
54 case "${interface_mode}" in
56 local intf
="${interface_mode}${id}"
63 # Add the interface to the list of all interfaces
64 interfaces
+=( "${intf}" )
68 "remote" "${righthost}"
73 if [ "${interface_mode}" = "vti" ]; then
77 # Update the settings when the interface already exists
78 if [ -d "/sys/class/net/${intf}" ]; then
79 ip link change dev
"${intf}" \
80 type "${interface_mode}" "${args[@]}" &>/dev
/null
82 # Create a new interface and bring it up
84 log
"Creating interface ${intf}"
85 ip link add name
"${intf}" type "${interface_mode}" "${args[@]}"
89 ip addr flush dev
"${intf}"
90 ip addr add
"${interface_address}" dev
"${intf}"
93 ip link
set dev
"${intf}" mtu
"${interface_mtu}"
95 # Bring up the interface
96 ip link
set dev
"${intf}" up
97 done < "${VPN_CONFIG}"
99 # Delete all other interfaces
101 for intf
in /sys
/class
/net
/gre
* /sys
/class
/net
/vti
*; do
102 intf
="$(basename "${intf}")"
104 # Ignore a couple of interfaces that cannot be deleted
111 # Check if interface is on the list
112 local i found
="false"
113 for i
in ${interfaces[@]}; do
114 if [ "${intf}" = "${i}" ]; then
120 # Nothing to do if interface was found
123 # Delete the interface
124 log
"Deleting interface ${intf}"
125 ip link del
"${intf}" &>/dev
/null