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d76f5107 | 1 | #!/bin/bash |
1578dae9 MT |
2 | ############################################################################### |
3 | # # | |
4 | # IPFire.org - A linux based firewall # | |
5 | # Copyright (C) 2010 Michael Tremer & Christian Schmidt # | |
6 | # # | |
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. # | |
11 | # # | |
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. # | |
16 | # # | |
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/>. # | |
19 | # # | |
20 | ############################################################################### | |
d76f5107 MT |
21 | |
22 | PHY_DIR="/sys/class/ieee80211" | |
23 | ||
24 | function phy_dir() { | |
25 | local phy=${1} | |
26 | ||
27 | echo "${PHY_DIR}/${phy}" | |
28 | } | |
29 | ||
30 | function phy_exists() { | |
31 | local phy=${1} | |
32 | ||
33 | [ -d "$(phy_dir ${phy})" ] | |
34 | } | |
35 | ||
36 | function phy_list() { | |
37 | local phy | |
38 | for phy in $(phy_dir)/*; do | |
39 | phy=$(basename ${phy}) | |
40 | echo "${phy}" | |
41 | done | |
42 | } | |
43 | ||
44 | function phy_get() { | |
45 | local info=${1} | |
46 | ||
47 | local phy | |
48 | ||
49 | if listmatch ${info} $(phy_list); then | |
50 | phy="${info}" | |
51 | elif device_exists ${info}; then | |
52 | info=$(device_get_address ${info}) | |
53 | fi | |
54 | ||
55 | if [ -z "${phy}" ] && mac_is_valid ${info}; then | |
56 | local i | |
57 | for i in $(phy_list); do | |
58 | if [ "${info}" = "$(phy_get_address ${i})" ]; then | |
59 | phy=${i} | |
60 | break | |
61 | fi | |
62 | done | |
63 | fi | |
64 | ||
65 | if [ -z "${phy}" ]; then | |
66 | return ${EXIT_ERROR} | |
67 | fi | |
68 | ||
69 | echo "${phy}" | |
70 | return ${EXIT_OK} | |
71 | } | |
72 | ||
73 | function phy_get_address() { | |
74 | local phy=${1} | |
75 | ||
76 | assert isset phy | |
77 | ||
78 | cat $(phy_dir ${phy})/macaddress 2>/dev/null | |
79 | } | |
80 | ||
81 | function wireless_create() { | |
82 | local device=${1} | |
83 | local phy=$(phy_get ${2}) | |
84 | local type=${3} | |
85 | local mac=${4} | |
86 | ||
87 | assert isset device | |
88 | assert isset phy | |
89 | assert isset type | |
90 | ||
91 | isset mac || mac=$(mac_generate) | |
92 | ||
93 | assert phy_exists ${phy} | |
94 | assert isoneof type managed __ap | |
95 | ||
96 | iw phy ${phy} interface add ${device} type ${type} | |
97 | ||
98 | if device_exists ${device}; then | |
99 | device_set_address ${device} ${mac} | |
100 | fi | |
101 | ||
102 | device_set_up ${device} | |
103 | } | |
104 | ||
105 | function wireless_remove() { | |
106 | local device=${1} | |
107 | ||
108 | assert device_exists ${device} | |
109 | ||
110 | device_set_down ${device} | |
111 | ||
112 | iw dev ${device} del | |
113 | } | |
114 | ||
115 | function wireless_set_channel() { | |
116 | local device=${1} | |
117 | local channel=${2} | |
118 | ||
119 | assert isset device | |
120 | assert device_exists ${device} | |
121 | assert isset channel | |
122 | ||
123 | iw dev ${device} set channel ${channel} $@ | |
124 | } | |
125 | ||
d76f5107 MT |
126 | function hostapd_config_dir() { |
127 | local device=${1} | |
128 | ||
129 | echo "${RUN_DIR}/hostapd/${device}" | |
130 | } | |
131 | ||
132 | function hostapd_config_write() { | |
133 | local device=${1} | |
134 | shift | |
135 | ||
136 | assert device_exists ${device} | |
137 | ||
138 | local broadcast_ssid | |
139 | local channel | |
140 | local country_code | |
141 | local mode | |
142 | local ssid | |
143 | ||
144 | while [ $# -gt 0 ]; do | |
145 | case "${1}" in | |
146 | --broadcast-ssid=*) | |
147 | broadcast_ssid=${1#--broadcast-ssid=} | |
148 | ;; | |
149 | --channel=*) | |
150 | channel=${1#--channel=} | |
151 | ;; | |
152 | --country-code=*) | |
153 | country_code=${1#--country-code=} | |
154 | ;; | |
155 | --mode=*) | |
156 | mode=${1#--mode=} | |
157 | ;; | |
158 | --ssid=*) | |
159 | ssid=${1#--ssid=} | |
160 | ;; | |
161 | *) | |
162 | warning_log "Ignoring unknown argument '${1}'." | |
163 | ;; | |
164 | esac | |
165 | shift | |
166 | done | |
167 | ||
168 | assert isset broadcast_ssid | |
169 | assert isbool broadcast_ssid | |
170 | ||
171 | assert isset channel | |
172 | assert isinteger channel | |
173 | ||
174 | assert isset country_code | |
175 | assert isset mode | |
176 | assert isset ssid | |
177 | ||
178 | local ignore_broadcast_ssid | |
179 | if enabled broadcast_ssid; then | |
180 | ignore_broadcast_ssid="0" | |
181 | else | |
182 | ignore_broadcast_ssid="1" | |
183 | fi | |
184 | ||
185 | cat <<EOF | |
186 | ### Hostapd configuration for ${device} | |
187 | ||
188 | # Interface configuration | |
189 | driver=nl80211 | |
190 | interface=${device} | |
191 | ||
192 | # Wireless configuration | |
193 | channel=${channel} | |
194 | country_code=${country_code} | |
195 | hw_mode=${mode} | |
196 | ignore_broadcast_ssid=${ignore_broadcast_ssid} | |
197 | ssid=${ssid} | |
198 | ||
199 | # Logging options | |
200 | logger_syslog=-1 | |
201 | logger_syslog_level=2 | |
202 | logger_stdout=-1 | |
203 | logger_stdout_level=2 | |
204 | ||
205 | # Dump file | |
206 | dump_file=$(hostapd_config_dir ${device}/dump | |
207 | ||
208 | ctrl_interface=/var/run/hostapd | |
209 | ctrl_interface_group=0 | |
210 | EOF | |
211 | ||
212 | return ${EXIT_OK} | |
213 | } | |
214 | ||
215 | function hostapd_start() { | |
216 | local device=${1} | |
217 | shift | |
218 | ||
219 | assert isset device | |
220 | ||
221 | local config_dir=$(hostapd_config_dir ${device}) | |
222 | mkdir -p ${config_dir} | |
223 | ||
224 | local config_file=${config_dir}/config | |
225 | hostapd_config_write ${device} $@ > ${config_file} | |
226 | ||
4243f0ca | 227 | service_start hostapd@${device} |
d76f5107 MT |
228 | local ret=$? |
229 | ||
230 | case "${ret}" in | |
231 | 0) | |
232 | log DEBUG "Hostapd was successfully started for '${device}'." | |
233 | return ${EXIT_OK} | |
234 | ;; | |
235 | 1) | |
236 | error_log "Could not start hostapd properly for '${device}'." | |
237 | ||
238 | error_log "Configuration file dump:" | |
239 | local line | |
240 | while read line; do | |
241 | error_log " ${line}" | |
242 | done < ${config_file} | |
243 | ||
244 | return ${EXIT_ERROR} | |
245 | ;; | |
246 | esac | |
247 | } | |
248 | ||
249 | function hostapd_stop() { | |
250 | local device=${1} | |
251 | ||
252 | assert isset device | |
253 | ||
4243f0ca | 254 | service_stop hostapd@${device} |
d76f5107 MT |
255 | |
256 | rm -rf $(hostapd_config_dir ${device}) | |
257 | } | |
258 | ||
259 | function hostapd_get_pid() { | |
260 | local device=${1} | |
261 | ||
262 | assert isset device | |
263 | ||
264 | local pid_file="$(hostapd_config_dir ${device})/pid" | |
265 | ||
266 | [ -e "${pid_file}" ] || return ${EXIT_ERROR} | |
267 | ||
268 | cat ${pid_file} 2>/dev/null | |
269 | return ${EXIT_OK} | |
270 | } | |
271 | ||
272 | function hostapd_is_running() { | |
273 | local device=${1} | |
274 | ||
275 | assert isset device | |
276 | ||
277 | local pid=$(hostapd_get_pid ${device}) | |
278 | ||
279 | if isset pid && [ -d "/proc/${pid}" ]; then | |
280 | return ${EXIT_OK} | |
281 | fi | |
282 | ||
283 | return ${EXIT_ERROR} | |
284 | } | |
f6ee6bb1 AF |
285 | |
286 | function wpa_supplicant_config_write() { | |
287 | local device=${1} | |
288 | shift | |
289 | ||
290 | assert isset device | |
291 | ||
292 | local ssid | |
293 | local encryption | |
294 | local key | |
295 | ||
296 | while [ $# -gt 0 ]; do | |
297 | case "${1}" in | |
298 | --ssid=*) | |
299 | ssid=${1#--ssid=} | |
300 | ;; | |
301 | --encryption=*) | |
302 | encryption=${1#--encryption=} | |
303 | ;; | |
304 | --key=*) | |
305 | key=${1#--key=} | |
306 | ;; | |
307 | esac | |
308 | shift | |
309 | done | |
310 | ||
311 | assert isset ssid | |
312 | assert isset encryption | |
313 | assert isset key | |
314 | ||
315 | cat <<EOF | |
316 | # WPA supplicant configuration for ${device}. | |
317 | # DO NOT EDIT. | |
318 | ||
319 | network={ | |
320 | ssid="${ssid}" | |
321 | proto=RSN | |
322 | key_mgmt=${encryption} | |
323 | pairwise=CCMP | |
324 | group=TKIP | |
325 | psk="${key}" | |
326 | } | |
327 | ||
328 | EOF | |
329 | } | |
330 | ||
331 | function wpa_supplicant_config_dir() { | |
332 | local device=${1} | |
333 | ||
334 | assert isset device | |
335 | ||
336 | echo "${RUN_DIR}/wireless/${device}" | |
337 | } | |
338 | ||
339 | function wpa_supplicant_start() { | |
340 | local device=${1} | |
341 | shift | |
342 | ||
343 | assert device_exists ${device} | |
344 | ||
345 | local config_dir=$(wpa_supplicant_config_dir ${device}) | |
346 | mkdir -p ${config_dir} | |
347 | ||
348 | local config_file=${config_dir}/config | |
349 | wpa_supplicant_config_write ${device} $@ > ${config_file} | |
350 | ||
351 | wpa_supplicant -i ${device} -D wext -B -c ${config_file} \ | |
352 | -P ${config_dir}/pid | |
353 | } | |
354 | ||
355 | function wpa_supplicant_stop() { | |
356 | local device=${1} | |
357 | ||
358 | assert isset device | |
359 | ||
360 | local pid=$(wpa_supplicant_get_pid ${device}) | |
361 | ||
362 | if isset pid; then | |
363 | process_kill ${pid} | |
364 | else | |
365 | warning_log "Could not find pid file for wpa_supplicant process running for ${device}." | |
366 | fi | |
367 | ||
368 | rm -rf $(wpa_supplicant_config_dir ${device}) | |
369 | } | |
370 | ||
371 | function wpa_supplicant_get_pid() { | |
372 | local device=${1} | |
373 | ||
374 | assert isset device | |
375 | ||
376 | local pid_file="$(wpa_supplicant_config_dir ${device})/pid" | |
377 | ||
378 | [ -e "${pid_file}" ] || return ${EXIT_ERROR} | |
379 | ||
380 | cat ${pid_file} 2>/dev/null | |
381 | return ${EXIT_OK} | |
382 | } | |
383 | ||
384 | function wpa_supplicant_is_running() { | |
385 | local device=${1} | |
386 | ||
387 | assert isset device | |
388 | ||
389 | local pid=$(wpa_supplicant_get_pid ${device}) | |
390 | ||
391 | if isset pid && [ -d "/proc/${pid}" ]; then | |
392 | return ${EXIT_OK} | |
393 | fi | |
394 | ||
395 | return ${EXIT_ERROR} | |
396 | } | |
397 | ||
398 | function wpa_supplicant_get_pid() { | |
399 | local zone=${1} | |
400 | shift | |
401 | ||
402 | ||
403 | } | |
404 | ||
405 | function wpa_supplicant_stop() { | |
406 | local zone=${1} | |
407 | shift | |
408 | ||
409 | killall wpa_supplicant | |
410 | } |