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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 | ||
126 | function hostapd_init() { | |
127 | mkdir -p $(hostapd_config_dir) | |
128 | } | |
129 | ||
130 | init_register hostapd_init | |
131 | ||
132 | function hostapd_config_dir() { | |
133 | local device=${1} | |
134 | ||
135 | echo "${RUN_DIR}/hostapd/${device}" | |
136 | } | |
137 | ||
138 | function hostapd_config_write() { | |
139 | local device=${1} | |
140 | shift | |
141 | ||
142 | assert device_exists ${device} | |
143 | ||
144 | local broadcast_ssid | |
145 | local channel | |
146 | local country_code | |
147 | local mode | |
148 | local ssid | |
149 | ||
150 | while [ $# -gt 0 ]; do | |
151 | case "${1}" in | |
152 | --broadcast-ssid=*) | |
153 | broadcast_ssid=${1#--broadcast-ssid=} | |
154 | ;; | |
155 | --channel=*) | |
156 | channel=${1#--channel=} | |
157 | ;; | |
158 | --country-code=*) | |
159 | country_code=${1#--country-code=} | |
160 | ;; | |
161 | --mode=*) | |
162 | mode=${1#--mode=} | |
163 | ;; | |
164 | --ssid=*) | |
165 | ssid=${1#--ssid=} | |
166 | ;; | |
167 | *) | |
168 | warning_log "Ignoring unknown argument '${1}'." | |
169 | ;; | |
170 | esac | |
171 | shift | |
172 | done | |
173 | ||
174 | assert isset broadcast_ssid | |
175 | assert isbool broadcast_ssid | |
176 | ||
177 | assert isset channel | |
178 | assert isinteger channel | |
179 | ||
180 | assert isset country_code | |
181 | assert isset mode | |
182 | assert isset ssid | |
183 | ||
184 | local ignore_broadcast_ssid | |
185 | if enabled broadcast_ssid; then | |
186 | ignore_broadcast_ssid="0" | |
187 | else | |
188 | ignore_broadcast_ssid="1" | |
189 | fi | |
190 | ||
191 | cat <<EOF | |
192 | ### Hostapd configuration for ${device} | |
193 | ||
194 | # Interface configuration | |
195 | driver=nl80211 | |
196 | interface=${device} | |
197 | ||
198 | # Wireless configuration | |
199 | channel=${channel} | |
200 | country_code=${country_code} | |
201 | hw_mode=${mode} | |
202 | ignore_broadcast_ssid=${ignore_broadcast_ssid} | |
203 | ssid=${ssid} | |
204 | ||
205 | # Logging options | |
206 | logger_syslog=-1 | |
207 | logger_syslog_level=2 | |
208 | logger_stdout=-1 | |
209 | logger_stdout_level=2 | |
210 | ||
211 | # Dump file | |
212 | dump_file=$(hostapd_config_dir ${device}/dump | |
213 | ||
214 | ctrl_interface=/var/run/hostapd | |
215 | ctrl_interface_group=0 | |
216 | EOF | |
217 | ||
218 | return ${EXIT_OK} | |
219 | } | |
220 | ||
221 | function hostapd_start() { | |
222 | local device=${1} | |
223 | shift | |
224 | ||
225 | assert isset device | |
226 | ||
227 | local config_dir=$(hostapd_config_dir ${device}) | |
228 | mkdir -p ${config_dir} | |
229 | ||
230 | local config_file=${config_dir}/config | |
231 | hostapd_config_write ${device} $@ > ${config_file} | |
232 | ||
4243f0ca | 233 | service_start hostapd@${device} |
d76f5107 MT |
234 | local ret=$? |
235 | ||
236 | case "${ret}" in | |
237 | 0) | |
238 | log DEBUG "Hostapd was successfully started for '${device}'." | |
239 | return ${EXIT_OK} | |
240 | ;; | |
241 | 1) | |
242 | error_log "Could not start hostapd properly for '${device}'." | |
243 | ||
244 | error_log "Configuration file dump:" | |
245 | local line | |
246 | while read line; do | |
247 | error_log " ${line}" | |
248 | done < ${config_file} | |
249 | ||
250 | return ${EXIT_ERROR} | |
251 | ;; | |
252 | esac | |
253 | } | |
254 | ||
255 | function hostapd_stop() { | |
256 | local device=${1} | |
257 | ||
258 | assert isset device | |
259 | ||
4243f0ca | 260 | service_stop hostapd@${device} |
d76f5107 MT |
261 | |
262 | rm -rf $(hostapd_config_dir ${device}) | |
263 | } | |
264 | ||
265 | function hostapd_get_pid() { | |
266 | local device=${1} | |
267 | ||
268 | assert isset device | |
269 | ||
270 | local pid_file="$(hostapd_config_dir ${device})/pid" | |
271 | ||
272 | [ -e "${pid_file}" ] || return ${EXIT_ERROR} | |
273 | ||
274 | cat ${pid_file} 2>/dev/null | |
275 | return ${EXIT_OK} | |
276 | } | |
277 | ||
278 | function hostapd_is_running() { | |
279 | local device=${1} | |
280 | ||
281 | assert isset device | |
282 | ||
283 | local pid=$(hostapd_get_pid ${device}) | |
284 | ||
285 | if isset pid && [ -d "/proc/${pid}" ]; then | |
286 | return ${EXIT_OK} | |
287 | fi | |
288 | ||
289 | return ${EXIT_ERROR} | |
290 | } | |
f6ee6bb1 AF |
291 | |
292 | function wpa_supplicant_config_write() { | |
293 | local device=${1} | |
294 | shift | |
295 | ||
296 | assert isset device | |
297 | ||
298 | local ssid | |
299 | local encryption | |
300 | local key | |
301 | ||
302 | while [ $# -gt 0 ]; do | |
303 | case "${1}" in | |
304 | --ssid=*) | |
305 | ssid=${1#--ssid=} | |
306 | ;; | |
307 | --encryption=*) | |
308 | encryption=${1#--encryption=} | |
309 | ;; | |
310 | --key=*) | |
311 | key=${1#--key=} | |
312 | ;; | |
313 | esac | |
314 | shift | |
315 | done | |
316 | ||
317 | assert isset ssid | |
318 | assert isset encryption | |
319 | assert isset key | |
320 | ||
321 | cat <<EOF | |
322 | # WPA supplicant configuration for ${device}. | |
323 | # DO NOT EDIT. | |
324 | ||
325 | network={ | |
326 | ssid="${ssid}" | |
327 | proto=RSN | |
328 | key_mgmt=${encryption} | |
329 | pairwise=CCMP | |
330 | group=TKIP | |
331 | psk="${key}" | |
332 | } | |
333 | ||
334 | EOF | |
335 | } | |
336 | ||
337 | function wpa_supplicant_config_dir() { | |
338 | local device=${1} | |
339 | ||
340 | assert isset device | |
341 | ||
342 | echo "${RUN_DIR}/wireless/${device}" | |
343 | } | |
344 | ||
345 | function wpa_supplicant_start() { | |
346 | local device=${1} | |
347 | shift | |
348 | ||
349 | assert device_exists ${device} | |
350 | ||
351 | local config_dir=$(wpa_supplicant_config_dir ${device}) | |
352 | mkdir -p ${config_dir} | |
353 | ||
354 | local config_file=${config_dir}/config | |
355 | wpa_supplicant_config_write ${device} $@ > ${config_file} | |
356 | ||
357 | wpa_supplicant -i ${device} -D wext -B -c ${config_file} \ | |
358 | -P ${config_dir}/pid | |
359 | } | |
360 | ||
361 | function wpa_supplicant_stop() { | |
362 | local device=${1} | |
363 | ||
364 | assert isset device | |
365 | ||
366 | local pid=$(wpa_supplicant_get_pid ${device}) | |
367 | ||
368 | if isset pid; then | |
369 | process_kill ${pid} | |
370 | else | |
371 | warning_log "Could not find pid file for wpa_supplicant process running for ${device}." | |
372 | fi | |
373 | ||
374 | rm -rf $(wpa_supplicant_config_dir ${device}) | |
375 | } | |
376 | ||
377 | function wpa_supplicant_get_pid() { | |
378 | local device=${1} | |
379 | ||
380 | assert isset device | |
381 | ||
382 | local pid_file="$(wpa_supplicant_config_dir ${device})/pid" | |
383 | ||
384 | [ -e "${pid_file}" ] || return ${EXIT_ERROR} | |
385 | ||
386 | cat ${pid_file} 2>/dev/null | |
387 | return ${EXIT_OK} | |
388 | } | |
389 | ||
390 | function wpa_supplicant_is_running() { | |
391 | local device=${1} | |
392 | ||
393 | assert isset device | |
394 | ||
395 | local pid=$(wpa_supplicant_get_pid ${device}) | |
396 | ||
397 | if isset pid && [ -d "/proc/${pid}" ]; then | |
398 | return ${EXIT_OK} | |
399 | fi | |
400 | ||
401 | return ${EXIT_ERROR} | |
402 | } | |
403 | ||
404 | function wpa_supplicant_get_pid() { | |
405 | local zone=${1} | |
406 | shift | |
407 | ||
408 | ||
409 | } | |
410 | ||
411 | function wpa_supplicant_stop() { | |
412 | local zone=${1} | |
413 | shift | |
414 | ||
415 | killall wpa_supplicant | |
416 | } |