hostapd: do not get basic_rate as a simple string variable
[openwrt.git] / package / network / services / hostapd / files / netifd.sh
1 hostapd_add_rate() {
2         local var="$1"
3         local val="$(($2 / 1000))"
4         local sub="$((($2 / 100) % 10))"
5         append $var "$val" ","
6         [ $sub -gt 0 ] && append $var "."
7 }
8
9 hostapd_add_basic_rate() {
10         local var="$1"
11         local val="$(($2 / 100))"
12         append $var "$val" " "
13 }
14
15 hostapd_append_wep_key() {
16         local var="$1"
17
18         wep_keyidx=0
19         set_default key 1
20         case "$key" in
21                 [1234])
22                         for idx in 1 2 3 4; do
23                                 local zidx
24                                 zidx=$(($idx - 1))
25                                 json_get_var ckey "key${idx}"
26                                 [ -n "$ckey" ] && \
27                                         append $var "wep_key${zidx}=$(prepare_key_wep "$ckey")" "$N$T"
28                         done
29                         wep_keyidx=$((key - 1))
30                 ;;
31                 *)
32                         append $var "wep_key0=$(prepare_key_wep "$key")" "$N$T"
33                 ;;
34         esac
35 }
36
37 hostapd_add_log_config() {
38         config_add_boolean \
39                 log_80211 \
40                 log_8021x \
41                 log_radius \
42                 log_wpa \
43                 log_driver \
44                 log_iapp \
45                 log_mlme
46
47         config_add_int log_level
48 }
49
50 hostapd_common_add_device_config() {
51         config_add_array basic_rate
52
53         config_add_string country
54         config_add_boolean country_ie
55
56         hostapd_add_log_config
57 }
58
59 hostapd_prepare_device_config() {
60         local config="$1"
61         local driver="$2"
62
63         local base="${config%%.conf}"
64         local base_cfg=
65
66         json_get_vars country country_ie beacon_int
67
68         hostapd_set_log_options base_cfg
69
70         set_default country_ie 1
71         [ -n "$country" ] && {
72                 append base_cfg "country_code=$country" "$N"
73                 [ "$country_ie" -gt 0 ] && append base_cfg "ieee80211d=1" "$N"
74         }
75         [ -n "$hwmode" ] && append base_cfg "hw_mode=$hwmode" "$N"
76
77         local brlist= br
78         json_get_values basic_rate_list basic_rate
79         for br in $basic_rate_list; do
80                 hostapd_add_basic_rate brlist "$br"
81         done
82         [ -n "$brlist" ] && append base_cfg "basic_rates=$brlist" "$N"
83         [ -n "$beacon_int" ] && append base_cfg "beacon_int=$beacon_int" "$N"
84
85         cat > "$config" <<EOF
86 driver=$driver
87 $base_cfg
88 EOF
89 }
90
91 hostapd_common_add_bss_config() {
92         config_add_string bssid ssid
93         config_add_boolean wds wmm hidden
94
95         config_add_int maxassoc max_inactivity
96         config_add_boolean disassoc_low_ack isolate short_preamble
97
98         config_add_int \
99                 wep_rekey eap_reauth_period \
100                 wpa_group_rekey wpa_pair_rekey wpa_master_rekey
101
102         config_add_boolean rsn_preauth auth_cache
103         config_add_int ieee80211w
104
105         config_add_string auth_server server
106         config_add_string auth_secret
107         config_add_int auth_port port
108
109         config_add_string acct_server
110         config_add_string acct_secret
111         config_add_int acct_port
112
113         config_add_string dae_client
114         config_add_string dae_secret
115         config_add_int dae_port
116
117         config_add_string nasid
118         config_add_string iapp_interface
119         config_add_string eap_type ca_cert client_cert identity auth priv_key priv_key_pwd
120
121         config_add_string key1 key2 key3 key4 password
122
123         config_add_boolean wps_pushbutton wps_label ext_registrar
124         config_add_string wps_device_type wps_device_name wps_manufacturer wps_pin
125
126         config_add_int ieee80211w_max_timeout ieee80211w_retry_timeout
127
128         config_add_string macfilter macfile
129         config_add_array maclist
130
131         config_add_int mcast_rate
132         config_add_array basic_rate
133 }
134
135 hostapd_set_bss_options() {
136         local var="$1"
137         local phy="$2"
138         local vif="$3"
139
140         wireless_vif_parse_encryption
141
142         local bss_conf
143         local wep_rekey wpa_group_rekey wpa_pair_rekey wpa_master_rekey
144
145         json_get_vars \
146                 wep_rekey wpa_group_rekey wpa_pair_rekey wpa_master_rekey \
147                 maxassoc max_inactivity disassoc_low_ack isolate auth_cache \
148                 wps_pushbutton wps_label ext_registrar \
149                 wps_device_type wps_device_name wps_manufacturer wps_pin \
150                 macfilter ssid wmm hidden short_preamble
151
152         set_default isolate 0
153         set_default maxassoc 0
154         set_default max_inactivity 0
155         set_default short_preamble 1
156         set_default disassoc_low_ack 1
157         set_default hidden 0
158         set_default wmm 1
159
160         append bss_conf "ctrl_interface=/var/run/hostapd"
161         if [ "$isolate" -gt 0 ]; then
162                 append bss_conf "ap_isolate=$isolate" "$N"
163         fi
164         if [ "$maxassoc" -gt 0 ]; then
165                 append bss_conf "max_num_sta=$maxassoc" "$N"
166         fi
167         if [ "$max_inactivity" -gt 0 ]; then
168                 append bss_conf "ap_max_inactivity=$max_inactivity" "$N"
169         fi
170
171         append bss_conf "disassoc_low_ack=$disassoc_low_ack" "$N"
172         append bss_conf "preamble=$short_preamble" "$N"
173         append bss_conf "wmm_enabled=$wmm" "$N"
174         append bss_conf "ignore_broadcast_ssid=$hidden" "$N"
175
176         [ "$wpa" -gt 0 ] && {
177                 [ -n "$wpa_group_rekey"  ] && append bss_conf "wpa_group_rekey=$wpa_group_rekey" "$N"
178                 [ -n "$wpa_pair_rekey"   ] && append bss_conf "wpa_ptk_rekey=$wpa_pair_rekey"    "$N"
179                 [ -n "$wpa_master_rekey" ] && append bss_conf "wpa_gmk_rekey=$wpa_master_rekey"  "$N"
180         }
181
182         case "$auth_type" in
183                 none)
184                         wps_possible=1
185                         # Here we make the assumption that if we're in open mode
186                         # with WPS enabled, we got to be in unconfigured state.
187                         wps_not_configured=1
188                 ;;
189                 psk)
190                         json_get_vars key
191                         if [ ${#key} -lt 8 ]; then
192                                 wireless_setup_vif_failed INVALID_WPA_PSK
193                                 return 1
194                         elif [ ${#key} -eq 64 ]; then
195                                 append bss_conf "wpa_psk=$key" "$N"
196                         else
197                                 append bss_conf "wpa_passphrase=$key" "$N"
198                         fi
199                         wps_possible=1
200                 ;;
201                 eap)
202                         json_get_vars \
203                                 auth_server auth_secret auth_port \
204                                 acct_server acct_secret acct_port \
205                                 dae_client dae_secret dae_port \
206                                 nasid rsn_preauth iapp_interface \
207                                 eap_reauth_period
208
209                         # legacy compatibility
210                         [ -n "$auth_server" ] || json_get_var auth_server server
211                         [ -n "$auth_port" ] || json_get_var auth_port port
212                         [ -n "$auth_secret" ] || json_get_var auth_secret key
213
214                         set_default auth_port 1812
215                         set_default acct_port 1813
216                         set_default dae_port 3799
217
218                         append bss_conf "auth_server_addr=$auth_server" "$N"
219                         append bss_conf "auth_server_port=$auth_port" "$N"
220                         append bss_conf "auth_server_shared_secret=$auth_secret" "$N"
221
222                         [ -n "$acct_server" ] && {
223                                 append bss_conf "acct_server_addr=$acct_server" "$N"
224                                 append bss_conf "acct_server_port=$acct_port" "$N"
225                                 [ -n "$acct_secret" ] && \
226                                         append bss_conf "acct_server_shared_secret=$acct_secret" "$N"
227                         }
228
229                         [ -n "$eap_reauth_period" ] && append bss_conf "eap_reauth_period=$eap_reauth_period" "$N"
230
231                         [ -n "$dae_client" -a -n "$dae_secret" ] && {
232                                 append bss_conf "radius_das_port=$dae_port" "$N"
233                                 append bss_conf "radius_das_client=$dae_client $dae_secret" "$N"
234                         }
235
236                         append bss_conf "nas_identifier=$nasid" "$N"
237                         append bss_conf "eapol_key_index_workaround=1" "$N"
238                         append bss_conf "ieee8021x=1" "$N"
239                         append bss_conf "wpa_key_mgmt=WPA-EAP" "$N"
240                 ;;
241                 wep)
242                         local wep_keyidx=0
243                         json_get_vars key
244                         hostapd_append_wep_key bss_conf
245                         append bss_conf "wep_default_key=$wep_keyidx" "$N"
246                         [ -n "$wep_rekey" ] && append bss_conf "wep_rekey_period=$wep_rekey" "$N"
247                 ;;
248         esac
249
250         local auth_algs=$((($auth_mode_shared << 1) | $auth_mode_open))
251         append bss_conf "auth_algs=${auth_algs:-1}" "$N"
252         append bss_conf "wpa=$wpa" "$N"
253         [ -n "$wpa_pairwise" ] && append bss_conf "wpa_pairwise=$wpa_pairwise" "$N"
254
255         set_default wps_pushbutton 0
256         set_default wps_label 0
257
258         config_methods=
259         [ "$wps_pushbutton" -gt 0 ] && append config_methods push_button
260         [ "$wps_label" -gt 0 ] && append config_methods label
261
262         [ -n "$wps_possible" -a -n "$config_methods" ] && {
263                 set_default ext_registrar 0
264                 set_default wps_device_type "6-0050F204-1"
265                 set_default wps_device_name "OpenWrt AP"
266                 set_default wps_manufacturer "openwrt.org"
267                 set_default wps_pin "12345670"
268
269                 wps_state=2
270                 [ -n "$wps_configured" ] && wps_state=1
271
272                 [ "$ext_registrar" -gt 0 -a -n "$bridge" ] && append bss_conf "upnp_iface=$bridge" "$N"
273
274                 append bss_conf "eap_server=1" "$N"
275                 append bss_conf "ap_pin=$wps_pin" "$N"
276                 append bss_conf "wps_state=$wps_state" "$N"
277                 append bss_conf "ap_setup_locked=0" "$N"
278                 append bss_conf "device_type=$wps_device_type" "$N"
279                 append bss_conf "device_name=$wps_device_name" "$N"
280                 append bss_conf "manufacturer=$wps_manufacturer" "$N"
281                 append bss_conf "config_methods=$config_methods" "$N"
282         }
283
284         append bss_conf "ssid=$ssid" "$N"
285         [ -n "$network_bridge" ] && append bss_conf "bridge=$network_bridge" "$N"
286         [ -n "$iapp_interface" ] &&  {
287                 iapp_interface="$(uci_get_state network "$iapp_interface" ifname "$iapp_interface")"
288                 [ -n "$iapp_interface" ] && append bss_conf "iapp_interface=$iapp_interface" "$N"
289         }
290
291         if [ "$wpa" -ge "2" ]; then
292                 if [ -n "$bridge" -a "$rsn_preauth" = 1 ]; then
293                         set_default auth_cache 1
294                         append bss_conf "rsn_preauth=1" "$N"
295                         append bss_conf "rsn_preauth_interfaces=$bridge" "$N"
296                 else
297                         set_default auth_cache 0
298                 fi
299
300                 append bss_conf "okc=$auth_cache" "$N"
301                 [ "$auth_cache" = 0 ] && append bss_conf "disable_pmksa_caching=1" "$N"
302
303                 # RSN -> allow management frame protection
304                 json_get_var ieee80211w ieee80211w
305                 case "$ieee80211w" in
306                         [012])
307                                 json_get_vars ieee80211w_max_timeout ieee80211w_retry_timeout
308                                 append bss_conf "ieee80211w=$ieee80211w" "$N"
309                                 [ "$ieee80211w" -gt "0" ] && {
310                                         [ -n "$ieee80211w_max_timeout" ] && \
311                                                 append bss_conf "assoc_sa_query_max_timeout=$ieee80211w_max_timeout" "$N"
312                                         [ -n "$ieee80211w_retry_timeout" ] && \
313                                                 append bss_conf "assoc_sa_query_retry_timeout=$ieee80211w_retry_timeout" "$N"
314                                 }
315                         ;;
316                 esac
317         fi
318
319         _macfile="/var/run/hostapd-$ifname.maclist"
320         case "$macfilter" in
321                 allow)
322                         append bss_conf "macaddr_acl=1" "$N"
323                         append bss_conf "accept_mac_file=$_macfile" "$N"
324                 ;;
325                 deny)
326                         append bss_conf "macaddr_acl=0" "$N"
327                         append bss_conf "deny_mac_file=$_macfile" "$N"
328                 ;;
329                 *)
330                         _macfile=""
331                 ;;
332         esac
333
334         [ -n "$_macfile" ] && {
335                 json_get_vars macfile
336                 json_get_values maclist maclist
337
338                 rm -f "$_macfile"
339                 (
340                         for mac in $maclist; do
341                                 echo "$mac"
342                         done
343                         [ -n "$macfile" -a -f "$macfile" ] && cat "$macfile"
344                 ) > "$_macfile"
345         }
346
347         append "$var" "$bss_conf" "$N"
348         return 0
349 }
350
351 hostapd_set_log_options() {
352         local var="$1"
353
354         local log_level log_80211 log_8021x log_radius log_wpa log_driver log_iapp log_mlme
355         json_get_vars log_level log_80211 log_8021x log_radius log_wpa log_driver log_iapp log_mlme
356
357         set_default log_level 2
358         set_default log_80211  1
359         set_default log_8021x  1
360         set_default log_radius 1
361         set_default log_wpa    1
362         set_default log_driver 1
363         set_default log_iapp   1
364         set_default log_mlme   1
365
366         local log_mask=$((       \
367                 ($log_80211  << 0) | \
368                 ($log_8021x  << 1) | \
369                 ($log_radius << 2) | \
370                 ($log_wpa    << 3) | \
371                 ($log_driver << 4) | \
372                 ($log_iapp   << 5) | \
373                 ($log_mlme   << 6)   \
374         ))
375
376         append "$var" "logger_syslog=$log_mask" "$N"
377         append "$var" "logger_syslog_level=$log_level" "$N"
378         append "$var" "logger_stdout=$log_mask" "$N"
379         append "$var" "logger_stdout_level=$log_level" "$N"
380
381         return 0
382 }
383
384 _wpa_supplicant_common() {
385         local ifname="$1"
386
387         _rpath="/var/run/wpa_supplicant"
388         _config="${_rpath}-$ifname.conf"
389 }
390
391 wpa_supplicant_teardown_interface() {
392         _wpa_supplicant_common "$1"
393         rm -rf "$_rpath" "$_config"
394 }
395
396 wpa_supplicant_prepare_interface() {
397         local ifname="$1"
398         _w_driver="$2"
399
400         _wpa_supplicant_common "$1"
401
402         json_get_vars mode wds
403
404         [ -n "$network_bridge" ] && {
405                 fail=
406                 case "$mode" in
407                         adhoc)
408                                 fail=1
409                         ;;
410                         sta)
411                                 [ "$wds" = 1 ] || fail=1
412                         ;;
413                 esac
414
415                 [ -n "$fail" ] && {
416                         wireless_setup_vif_failed BRIDGE_NOT_ALLOWED
417                         return 1
418                 }
419         }
420
421         local ap_scan=
422
423         _w_mode="$mode"
424         _w_modestr=
425
426         [[ "$mode" = adhoc ]] && {
427                 ap_scan="ap_scan=2"
428
429                 _w_modestr="mode=1"
430         }
431
432         wpa_supplicant_teardown_interface "$ifname"
433         cat > "$_config" <<EOF
434 $ap_scan
435 EOF
436         return 0
437 }
438
439 wpa_supplicant_add_network() {
440         local ifname="$1"
441
442         _wpa_supplicant_common "$1"
443         wireless_vif_parse_encryption
444
445         json_get_vars \
446                 ssid bssid key \
447                 basic_rate mcast_rate \
448                 ieee80211w
449
450         local key_mgmt='NONE'
451         local enc_str=
452         local network_data=
453         local T="       "
454
455         local wpa_key_mgmt="WPA-PSK"
456         local scan_ssid="1"
457         local freq
458
459         [[ "$_w_mode" = "adhoc" ]] && {
460                 append network_data "mode=1" "$N$T"
461                 [ -n "$channel" ] && {
462                         freq="$(get_freq "$phy" "$channel")"
463                         append network_data "fixed_freq=1" "$N$T"
464                         append network_data "frequency=$freq" "$N$T"
465                 }
466
467                 scan_ssid=0
468
469                 [ "$_w_driver" = "nl80211" ] || wpa_key_mgmt="WPA-NONE"
470         }
471
472         [[ "$_w_mode" = adhoc ]] && append network_data "$_w_modestr" "$N$T"
473
474         case "$auth_type" in
475                 none) ;;
476                 wep)
477                         local wep_keyidx=0
478                         hostapd_append_wep_key network_data
479                         append network_data "wep_tx_keyidx=$wep_keyidx" "$N$T"
480                 ;;
481                 psk)
482                         local passphrase
483
484                         key_mgmt="$wpa_key_mgmt"
485                         if [ ${#key} -eq 64 ]; then
486                                 passphrase="psk=${key}"
487                         else
488                                 passphrase="psk=\"${key}\""
489                         fi
490                         append network_data "$passphrase" "$N$T"
491                 ;;
492                 eap)
493                         key_mgmt='WPA-EAP'
494
495                         json_get_vars eap_type identity ca_cert
496                         [ -n "$ca_cert" ] && append network_data "ca_cert=\"$ca_cert\"" "$N$T"
497                         [ -n "$identity" ] && append network_data "identity=\"$identity\"" "$N$T"
498                         case "$eap_type" in
499                                 tls)
500                                         json_get_vars client_cert priv_key priv_key_pwd
501                                         append network_data "client_cert=\"$client_cert\"" "$N$T"
502                                         append network_data "private_key=\"$priv_key\"" "$N$T"
503                                         append network_data "private_key_passwd=\"$priv_key_pwd\"" "$N$T"
504                                 ;;
505                                 peap|ttls)
506                                         json_get_vars auth password
507                                         set_default auth MSCHAPV2
508                                         append network_data "phase2=\"$auth\"" "$N$T"
509                                         append network_data "password=\"$password\"" "$N$T"
510                                 ;;
511                         esac
512                         append network_data "eap=$(echo $eap_type | tr 'a-z' 'A-Z')" "$N$T"
513                 ;;
514         esac
515
516         case "$wpa" in
517                 1)
518                         append network_data "proto=WPA" "$N$T"
519                 ;;
520                 2)
521                         append network_data "proto=RSN" "$N$T"
522                 ;;
523         esac
524
525         case "$ieee80211w" in
526                 [012])
527                         [ "$wpa" -ge 2 ] && append network_data "ieee80211w=$ieee80211w" "$N$T"
528                 ;;
529         esac
530
531         local beacon_int brates mrate
532         [ -n "$bssid" ] && append network_data "bssid=$bssid" "$N$T"
533         [ -n "$beacon_int" ] && append network_data "beacon_int=$beacon_int" "$N$T"
534
535
536         [ -n "$basic_rate" ] && {
537                 local br rate_list=
538                 for br in $basic_rate; do
539                         hostapd_add_rate rate_list "$br"
540                 done
541                 [ -n "$rate_list" ] && append network_data "rates=$rate_list" "$N$T"
542         }
543
544         [ -n "$mcast_rate" ] && {
545                 local mc_rate=
546                 hostapd_add_rate mc_rate "$mcast_rate"
547                 append network_data "mcast_rate=$mc_rate" "$N$T"
548         }
549
550         local ht_str
551         [ -n "$ht" ] && append network_data "htmode=$ht" "$N$T"
552
553         cat >> "$_config" <<EOF
554 network={
555         scan_ssid=$scan_ssid
556         ssid="$ssid"
557         key_mgmt=$key_mgmt
558         $network_data
559 }
560 EOF
561         return 0
562 }
563
564 wpa_supplicant_run() {
565         local ifname="$1"; shift
566
567         _wpa_supplicant_common "$ifname"
568
569         /usr/sbin/wpa_supplicant -B \
570                 ${network_bridge:+-b $network_bridge} \
571                 -P "/var/run/wpa_supplicant-${ifname}.pid" \
572                 -D ${_w_driver:-wext} \
573                 -i "$ifname" \
574                 -c "$_config" \
575                 -C "$_rpath" \
576                 "$@"
577
578         ret="$?"
579         wireless_add_process "$(cat "/var/run/wpa_supplicant-${ifname}.pid")" /usr/sbin/wpa_supplicant 1
580
581         [ "$ret" != 0 ] && wireless_setup_vif_failed WPA_SUPPLICANT_FAILED
582
583         return $ret
584 }
585
586 hostapd_common_cleanup() {
587         killall hostapd wpa_supplicant
588 }