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 # We are done when IPsec is not enabled
41 [ "${ENABLED}" = "on" ] ||
exit 0
43 # Register local variables
49 while IFS
="," read -r "${VARS[@]}"; do
50 # Check if the connection is enabled
51 [ "${status}" = "on" ] ||
continue
53 # Check if this a net-to-net connection
54 [ "${type}" = "net" ] ||
continue
56 # Determine the interface name
57 case "${interface_mode}" in
59 local intf
="${interface_mode}${id}"
66 # Add the interface to the list of all interfaces
67 interfaces
+=( "${intf}" )
76 if [ "${interface_mode}" = "vti" ]; then
80 # Update the settings when the interface already exists
81 if [ -d "/sys/class/net/${intf}" ]; then
82 ip link change dev
"${intf}" \
83 type "${interface_mode}" "${args[@]}" &>/dev
/null
85 # Create a new interface and bring it up
87 log
"Creating interface ${intf}"
88 ip link add name
"${intf}" type "${interface_mode}" "${args[@]}"
92 ip addr flush dev
"${intf}"
93 ip addr add
"${interface_address}" dev
"${intf}"
96 ip link
set dev
"${intf}" mtu
"${interface_mtu}"
98 # Bring up the interface
99 ip link
set dev
"${intf}" up
100 done < "${VPN_CONFIG}"
102 # Delete all other interfaces
104 for intf
in /sys
/class
/net
/gre
* /sys
/class
/net
/vti
*; do
105 intf
="$(basename "${intf}")"
107 # Ignore a couple of interfaces that cannot be deleted
114 # Check if interface is on the list
115 local i found
="false"
116 for i
in ${interfaces[@]}; do
117 if [ "${intf}" = "${i}" ]; then
123 # Nothing to do if interface was found
126 # Delete the interface
127 log
"Deleting interface ${intf}"
128 ip link del
"${intf}" &>/dev
/null