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7b616db4 JS |
1 | #!/bin/bash |
2 | ############################################################################ | |
3 | # # | |
4 | # This file is part of the IPFire Firewall. # | |
5 | # # | |
6 | # IPFire is free software; you can redistribute it and/or modify # | |
7 | # it under the terms of the GNU General Public License as published by # | |
8 | # the Free Software Foundation; either version 2 of the License, or # | |
9 | # (at your option) any later version. # | |
10 | # # | |
11 | # IPFire is distributed in the hope that it will be useful, # | |
12 | # but WITHOUT ANY WARRANTY; without even the implied warranty of # | |
13 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # | |
14 | # GNU General Public License for more details. # | |
15 | # # | |
16 | # You should have received a copy of the GNU General Public License # | |
17 | # along with IPFire; if not, write to the Free Software # | |
18 | # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA # | |
19 | # # | |
20 | # Copyright (C) 2016 IPFire Team <info@ipfire.org> # | |
21 | # # | |
22 | ############################################################################ | |
23 | ||
24 | [ -n "${INTERFACE}" ] || exit 2 | |
25 | ||
4aef53d5 | 26 | eval $(/usr/local/bin/readhash /var/ipfire/ethernet/settings) |
7b616db4 | 27 | |
4aef53d5 | 28 | detect_zone() { |
593de24f JS |
29 | local intf="${INTERFACE%?}" |
30 | intf="${intf%phys}" | |
4aef53d5 JS |
31 | intf="${intf^^}" |
32 | ||
33 | local zone | |
34 | for zone in GREEN BLUE ORANGE RED; do | |
35 | # Try to find if INTERFACE is the *phys version of a zone | |
36 | if [ "${intf}" = "${zone}" ]; then | |
37 | echo "${zone}" | |
38 | return 0 | |
39 | fi | |
40 | ||
41 | # Try to find out if this INTERFACE is a slave of a zone | |
42 | local slave | |
43 | for slave in $(get_value "${zone}_SLAVES"); do | |
58d471a4 MT |
44 | # Compare if the mac address matches or if the name matches |
45 | if [ -r "/sys/class/net/${INTERFACE}/address" -a "$(</sys/class/net/${INTERFACE}/address)" = "${slave}" ] || [ "${INTERFACE}" = "${slave}" ]; then | |
4aef53d5 JS |
46 | echo "${zone}" |
47 | return 0 | |
48 | fi | |
49 | done | |
50 | done | |
51 | ||
52 | return 1 | |
53 | } | |
54 | ||
55 | get_value() { | |
56 | echo "${!1}" | |
57 | } | |
58 | ||
59 | random_mac_address() { | |
60 | local address="02" | |
61 | ||
62 | for i in $(seq 5); do | |
63 | printf -v address "${address}:%02x" "$(( RANDOM % 256 ))" | |
64 | done | |
65 | ||
66 | echo "${address}" | |
67 | } | |
68 | ||
69 | # Try to detect which zone we are operating on | |
70 | ZONE=$(detect_zone) | |
71 | ||
72 | # Cannot proceed if we could not find a zone | |
73 | if [ -z "${ZONE}" ]; then | |
943eab66 | 74 | logger "Could not find a bridged zone for ${INTERFACE}" |
4aef53d5 JS |
75 | exit 0 |
76 | fi | |
77 | ||
78 | # Determine the mode of this zone | |
79 | MODE="$(get_value "${ZONE}_MODE")" | |
80 | ||
81 | # The name of the virtual bridge | |
82 | BRIDGE="$(get_value "${ZONE}_DEV")" | |
f8bf19c9 | 83 | STP="$(get_value "${ZONE}_STP")" |
82973fae | 84 | STP_PRIORITY="$(get_value "${ZONE}_STP_PRIORITY")" |
4aef53d5 JS |
85 | |
86 | case "${MODE}" in | |
87 | bridge) | |
82973fae | 88 | # We need to check if $STP_PRIORITY has a valid value if not set it |
502f6c63 MT |
89 | if [ -z "${STP_PRIORITY}" ]; then |
90 | STP_PRIORITY=16384 | |
82973fae DW |
91 | fi |
92 | ||
4aef53d5 JS |
93 | ADDRESS="$(get_value "${ZONE}_MACADDR")" |
94 | [ -n "${ADDRESS}" ] || ADDRESS="$(random_mac_address)" | |
95 | ||
96 | # We need to create the bridge if it doesn't exist, yet | |
97 | if [ ! -d "/sys/class/net/${BRIDGE}" ]; then | |
f8bf19c9 | 98 | ip link add "${BRIDGE}" address "${ADDRESS}" type bridge \ |
82973fae | 99 | $([ "${STP}" = "on" ] && echo "stp_state 1 priority ${STP_PRIORITY}" ) |
4aef53d5 JS |
100 | #ip link set "${BRIDGE}" up |
101 | fi | |
102 | ||
fa4905ad DW |
103 | # Try setting wireless interfaces into master mode |
104 | if [ -d "/sys/class/net/${INTERFACE}/phy80211" ]; then | |
b53d8ae9 MT |
105 | iw dev "${INTERFACE}" set type __ap |
106 | fi | |
107 | ||
4aef53d5 | 108 | # Attach the physical device |
943eab66 | 109 | logger "Attach ${INTERFACE} to ${BRIDGE}" |
4aef53d5 JS |
110 | ip link set dev "${INTERFACE}" master "${BRIDGE}" |
111 | ip link set dev "${INTERFACE}" up | |
7b616db4 | 112 | ;; |
4aef53d5 | 113 | |
4aef53d5 JS |
114 | "") |
115 | exit 0 | |
116 | ;; | |
7b616db4 | 117 | |
4aef53d5 JS |
118 | *) |
119 | logger -t "network" "Unhandled mode '${MODE}' for '${ZONE}' (${INTERFACE})" | |
120 | exit 1 | |
121 | ;; | |
122 | esac |