aboutsummaryrefslogtreecommitdiffstats
path: root/package/network/services/hostapd/files/netifd.sh
blob: d6257090ac3c43ade775cb866b481ea682769455 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
wpa_supplicant_add_rate() {
	local var="$1"
	local val="$(($2 / 1000))"
	local sub="$((($2 / 100) % 10))"
	append $var "$val" ","
	[ $sub -gt 0 ] && append $var "."
}

hostapd_add_rate() {
	local var="$1"
	local val="$(($2 / 100))"
	append $var "$val" " "
}

hostapd_append_wep_key() {
	local var="$1"

	wep_keyidx=0
	set_default key 1
	case "$key" in
		[1234])
			for idx in 1 2 3 4; do
				local zidx
				zidx=$(($idx - 1))
				json_get_var ckey "key${idx}"
				[ -n "$ckey" ] && \
					append $var "wep_key${zidx}=$(prepare_key_wep "$ckey")" "$N$T"
			done
			wep_keyidx=$((key - 1))
		;;
		*)
			append $var "wep_key0=$(prepare_key_wep "$key")" "$N$T"
		;;
	esac
}

hostapd_add_log_config() {
	config_add_boolean \
		log_80211 \
		log_8021x \
		log_radius \
		log_wpa \
		log_driver \
		log_iapp \
		log_mlme

	config_add_int log_level
}

hostapd_common_add_device_config() {
	config_add_array basic_rate
	config_add_array supported_rates

	config_add_string country
	config_add_boolean country_ie doth
	config_add_string require_mode

	hostapd_add_log_config
}

hostapd_prepare_device_config() {
	local config="$1"
	local driver="$2"

	local base="${config%%.conf}"
	local base_cfg=

	json_get_vars country country_ie beacon_int doth require_mode

	hostapd_set_log_options base_cfg

	set_default country_ie 1
	set_default doth 1

	[ -n "$country" ] && {
		append base_cfg "country_code=$country" "$N"

		[ "$country_ie" -gt 0 ] && append base_cfg "ieee80211d=1" "$N"
		[ "$hwmode" = "a" -a "$doth" -gt 0 ] && append base_cfg "ieee80211h=1" "$N"
	}
	[ -n "$hwmode" ] && append base_cfg "hw_mode=$hwmode" "$N"

	local brlist= br
	json_get_values basic_rate_list basic_rate
	for br in $basic_rate_list; do
		hostapd_add_rate brlist "$br"
	done
	case "$require_mode" in
		g) brlist="60 120 240" ;;
		n) append base_cfg "require_ht=1" "$N";;
		ac) append base_cfg "require_vht=1" "$N";;
	esac

	local rlist= r
	json_get_values rate_list supported_rates
	for r in $rate_list; do
		hostapd_add_rate rlist "$r"
	done

	[ -n "$rlist" ] && append base_cfg "supported_rates=$rlist" "$N"
	[ -n "$brlist" ] && append base_cfg "basic_rates=$brlist" "$N"
	[ -n "$beacon_int" ] && append base_cfg "beacon_int=$beacon_int" "$N"

	cat > "$config" <<EOF
driver=$driver
$base_cfg
EOF
}

hostapd_common_add_bss_config() {
	config_add_string 'bssid:macaddr' 'ssid:string'
	config_add_boolean wds wmm uapsd hidden

	config_add_int maxassoc max_inactivity
	config_add_boolean disassoc_low_ack isolate short_preamble

	config_add_int \
		wep_rekey eap_reauth_period \
		wpa_group_rekey wpa_pair_rekey wpa_master_rekey

	config_add_boolean rsn_preauth auth_cache
	config_add_int ieee80211w

	config_add_string 'auth_server:host' 'server:host'
	config_add_string auth_secret
	config_add_int 'auth_port:port' 'port:port'

	config_add_string acct_server
	config_add_string acct_secret
	config_add_int acct_port

	config_add_string dae_client
	config_add_string dae_secret
	config_add_int dae_port

	config_add_string nasid
	config_add_string ownip
	config_add_string iapp_interface
	config_add_string eap_type ca_cert client_cert identity auth priv_key priv_key_pwd

	config_add_int dynamic_vlan vlan_naming
	config_add_string vlan_tagged_interface vlan_bridge

	config_add_string 'key1:wepkey' 'key2:wepkey' 'key3:wepkey' 'key4:wepkey' 'password:wpakey'

	config_add_string wpa_psk_file

	config_add_boolean wps_pushbutton wps_label ext_registrar wps_pbc_in_m1
	config_add_string wps_device_type wps_device_name wps_manufacturer wps_pin

	config_add_int ieee80211w_max_timeout ieee80211w_retry_timeout

	config_add_string macfilter 'macfile:file'
	config_add_array 'maclist:list(macaddr)'

	config_add_int mcast_rate
	config_add_array basic_rate
	config_add_array supported_rates
}

hostapd_set_bss_options() {
	local var="$1"
	local phy="$2"
	local vif="$3"

	wireless_vif_parse_encryption

	local bss_conf
	local wep_rekey wpa_group_rekey wpa_pair_rekey wpa_master_rekey

	json_get_vars \
		wep_rekey wpa_group_rekey wpa_pair_rekey wpa_master_rekey \
		maxassoc max_inactivity disassoc_low_ack isolate auth_cache \
		wps_pushbutton wps_label ext_registrar wps_pbc_in_m1 \
		wps_device_type wps_device_name wps_manufacturer wps_pin \
		macfilter ssid wmm uapsd hidden short_preamble rsn_preauth \
		iapp_interface

	set_default isolate 0
	set_default maxassoc 0
	set_default max_inactivity 0
	set_default short_preamble 1
	set_default disassoc_low_ack 1
	set_default hidden 0
	set_default wmm 1
	set_default uapsd 1

	append bss_conf "ctrl_interface=/var/run/hostapd"
	if [ "$isolate" -gt 0 ]; then
		append bss_conf "ap_isolate=$isolate" "$N"
	fi
	if [ "$maxassoc" -gt 0 ]; then
		append bss_conf "max_num_sta=$maxassoc" "$N"
	fi
	if [ "$max_inactivity" -gt 0 ]; then
		append bss_conf "ap_max_inactivity=$max_inactivity" "$N"
	fi

	append bss_conf "disassoc_low_ack=$disassoc_low_ack" "$N"
	append bss_conf "preamble=$short_preamble" "$N"
	append bss_conf "wmm_enabled=$wmm" "$N"
	append bss_conf "ignore_broadcast_ssid=$hidden" "$N"
	append bss_conf "uapsd_advertisement_enabled=$uapsd" "$N"

	[ "$wpa" -gt 0 ] && {
		[ -n "$wpa_group_rekey"  ] && append bss_conf "wpa_group_rekey=$wpa_group_rekey" "$N"
		[ -n "$wpa_pair_rekey"   ] && append bss_conf "wpa_ptk_rekey=$wpa_pair_rekey"    "$N"
		[ -n "$wpa_master_rekey" ] && append bss_conf "wpa_gmk_rekey=$wpa_master_rekey"  "$N"
	}

	case "$auth_type" in
		none)
			wps_possible=1
			# Here we make the assumption that if we're in open mode
			# with WPS enabled, we got to be in unconfigured state.
			wps_not_configured=1
		;;
		psk)
			json_get_vars key wpa_psk_file
			if [ ${#key} -lt 8 ]; then
				wireless_setup_vif_failed INVALID_WPA_PSK
				return 1
			elif [ ${#key} -eq 64 ]; then
				append bss_conf "wpa_psk=$key" "$N"
			else
				append bss_conf "wpa_passphrase=$key" "$N"
			fi
			[ -n "$wpa_psk_file" ] && {
				[ -e "$wpa_psk_file" ] || touch "$wpa_psk_file"
				append bss_conf "wpa_psk_file=$wpa_psk_file" "$N"
			}
			wps_possible=1
		;;
		eap)
			json_get_vars \
				auth_server auth_secret auth_port \
				acct_server acct_secret acct_port \
				dae_client dae_secret dae_port \
				nasid ownip \
				eap_reauth_period dynamic_vlan \
				vlan_naming vlan_tagged_interface \
				vlan_bridge

			# legacy compatibility
			[ -n "$auth_server" ] || json_get_var auth_server server
			[ -n "$auth_port" ] || json_get_var auth_port port
			[ -n "$auth_secret" ] || json_get_var auth_secret key

			set_default auth_port 1812
			set_default acct_port 1813
			set_default dae_port 3799

			set_default vlan_naming 1

			append bss_conf "auth_server_addr=$auth_server" "$N"
			append bss_conf "auth_server_port=$auth_port" "$N"
			append bss_conf "auth_server_shared_secret=$auth_secret" "$N"

			[ -n "$acct_server" ] && {
				append bss_conf "acct_server_addr=$acct_server" "$N"
				append bss_conf "acct_server_port=$acct_port" "$N"
				[ -n "$acct_secret" ] && \
					append bss_conf "acct_server_shared_secret=$acct_secret" "$N"
			}

			[ -n "$eap_reauth_period" ] && append bss_conf "eap_reauth_period=$eap_reauth_period" "$N"

			[ -n "$dae_client" -a -n "$dae_secret" ] && {
				append bss_conf "radius_das_port=$dae_port" "$N"
				append bss_conf "radius_das_client=$dae_client $dae_secret" "$N"
			}

			append bss_conf "nas_identifier=$nasid" "$N"
			[ -n "$ownip" ] && append bss_conf "own_ip_addr=$ownip" "$N"
			append bss_conf "eapol_key_index_workaround=1" "$N"
			append bss_conf "ieee8021x=1" "$N"
			append bss_conf "wpa_key_mgmt=WPA-EAP" "$N"

			[ -n "$dynamic_vlan" ] && {
				append bss_conf "dynamic_vlan=$dynamic_vlan" "$N"
				append bss_conf "vlan_naming=$vlan_naming" "$N"
				[ -n "$vlan_bridge" ] && \
					append bss_conf "vlan_bridge=$vlan_bridge" "$N"
				[ -n "$vlan_tagged_interface" ] && \
					append bss_conf "vlan_tagged_interface=$vlan_tagged_interface" "$N"
			}
		;;
		wep)
			local wep_keyidx=0
			json_get_vars key
			hostapd_append_wep_key bss_conf
			append bss_conf "wep_default_key=$wep_keyidx" "$N"
			[ -n "$wep_rekey" ] && append bss_conf "wep_rekey_period=$wep_rekey" "$N"
		;;
	esac

	local auth_algs=$((($auth_mode_shared << 1) | $auth_mode_open))
	append bss_conf "auth_algs=${auth_algs:-1}" "$N"
	append bss_conf "wpa=$wpa" "$N"
	[ -n "$wpa_pairwise" ] && append bss_conf "wpa_pairwise=$wpa_pairwise" "$N"

	set_default wps_pushbutton 0
	set_default wps_label 0
	set_default wps_pbc_in_m1 0

	config_methods=
	[ "$wps_pushbutton" -gt 0 ] && append config_methods push_button
	[ "$wps_label" -gt 0 ] && append config_methods label

	[ -n "$wps_possible" -a -n "$config_methods" ] && {
		set_default ext_registrar 0
		set_default wps_device_type "6-0050F204-1"
		set_default wps_device_name "OpenWrt AP"
		set_default wps_manufacturer "openwrt.org"

		wps_state=2
		[ -n "$wps_configured" ] && wps_state=1

		[ "$ext_registrar" -gt 0 -a -n "$network_bridge" ] && append bss_conf "upnp_iface=$network_bridge" "$N"

		append bss_conf "eap_server=1" "$N"
		[ -n "$wps_pin" ] && append bss_conf "ap_pin=$wps_pin" "$N"
		append bss_conf "wps_state=$wps_state" "$N"
		append bss_conf "ap_setup_locked=0" "$N"
		append bss_conf "device_type=$wps_device_type" "$N"
		append bss_conf "device_name=$wps_device_name" "$N"
		append bss_conf "manufacturer=$wps_manufacturer" "$N"
		append bss_conf "config_methods=$config_methods" "$N"
		[ "$wps_pbc_in_m1" -gt 0 ] && append bss_conf "pbc_in_m1=$wps_pbc_in_m1" "$N"
	}

	append bss_conf "ssid=$ssid" "$N"
	[ -n "$network_bridge" ] && append bss_conf "bridge=$network_bridge" "$N"
	[ -n "$iapp_interface" ] && {
		iapp_interface="$(uci_get_state network "$iapp_interface" ifname "$iapp_interface")"
		[ -n "$iapp_interface" ] && append bss_conf "iapp_interface=$iapp_interface" "$N"
	}

	if [ "$wpa" -ge "2" ]; then
		if [ -n "$network_bridge" -a "$rsn_preauth" = 1 ]; then
			set_default auth_cache 1
			append bss_conf "rsn_preauth=1" "$N"
			append bss_conf "rsn_preauth_interfaces=$network_bridge" "$N"
		else
			set_default auth_cache 0
		fi

		append bss_conf "okc=$auth_cache" "$N"
		[ "$auth_cache" = 0 ] && append bss_conf "disable_pmksa_caching=1" "$N"

		# RSN -> allow management frame protection
		json_get_var ieee80211w ieee80211w
		case "$ieee80211w" in
			[012])
				json_get_vars ieee80211w_max_timeout ieee80211w_retry_timeout
				append bss_conf "ieee80211w=$ieee80211w" "$N"
				[ "$ieee80211w" -gt "0" ] && {
					[ -n "$ieee80211w_max_timeout" ] && \
						append bss_conf "assoc_sa_query_max_timeout=$ieee80211w_max_timeout" "$N"
					[ -n "$ieee80211w_retry_timeout" ] && \
						append bss_conf "assoc_sa_query_retry_timeout=$ieee80211w_retry_timeout" "$N"
				}
			;;
		esac
	fi

	_macfile="/var/run/hostapd-$ifname.maclist"
	case "$macfilter" in
		allow)
			append bss_conf "macaddr_acl=1" "$N"
			append bss_conf "accept_mac_file=$_macfile" "$N"
		;;
		deny)
			append bss_conf "macaddr_acl=0" "$N"
			append bss_conf "deny_mac_file=$_macfile" "$N"
		;;
		*)
			_macfile=""
		;;
	esac

	[ -n "$_macfile" ] && {
		json_get_vars macfile
		json_get_values maclist maclist

		rm -f "$_macfile"
		(
			for mac in $maclist; do
				echo "$mac"
			done
			[ -n "$macfile" -a -f "$macfile" ] && cat "$macfile"
		) > "$_macfile"
	}

	append "$var" "$bss_conf" "$N"
	return 0
}

hostapd_set_log_options() {
	local var="$1"

	local log_level log_80211 log_8021x log_radius log_wpa log_driver log_iapp log_mlme
	json_get_vars log_level log_80211 log_8021x log_radius log_wpa log_driver log_iapp log_mlme

	set_default log_level 2
	set_default log_80211  1
	set_default log_8021x  1
	set_default log_radius 1
	set_default log_wpa    1
	set_default log_driver 1
	set_default log_iapp   1
	set_default log_mlme   1

	local log_mask=$(( \
		($log_80211  << 0) | \
		($log_8021x  << 1) | \
		($log_radius << 2) | \
		($log_wpa    << 3) | \
		($log_driver << 4) | \
		($log_iapp   << 5) | \
		($log_mlme   << 6)   \
	))

	append "$var" "logger_syslog=$log_mask" "$N"
	append "$var" "logger_syslog_level=$log_level" "$N"
	append "$var" "logger_stdout=$log_mask" "$N"
	append "$var" "logger_stdout_level=$log_level" "$N"

	return 0
}

_wpa_supplicant_common() {
	local ifname="$1"

	_rpath="/var/run/wpa_supplicant"
	_config="${_rpath}-$ifname.conf"
}

wpa_supplicant_teardown_interface() {
	_wpa_supplicant_common "$1"
	rm -rf "$_rpath/$1" "$_config"
}

wpa_supplicant_prepare_interface() {
	local ifname="$1"
	_w_driver="$2"

	_wpa_supplicant_common "$1"

	json_get_vars mode wds

	[ -n "$network_bridge" ] && {
		fail=
		case "$mode" in
			adhoc)
				fail=1
			;;
			sta)
				[ "$wds" = 1 ] || fail=1
			;;
		esac

		[ -n "$fail" ] && {
			wireless_setup_vif_failed BRIDGE_NOT_ALLOWED
			return 1
		}
	}

	local ap_scan=

	_w_mode="$mode"
	_w_modestr=

	[[ "$mode" = adhoc ]] && {
		ap_scan="ap_scan=2"

		_w_modestr="mode=1"
	}

	wpa_supplicant_teardown_interface "$ifname"
	cat > "$_config" <<EOF
$ap_scan
EOF
	return 0
}

wpa_supplicant_add_network() {
	local ifname="$1"

	_wpa_supplicant_common "$1"
	wireless_vif_parse_encryption

	json_get_vars \
		ssid bssid key \
		basic_rate mcast_rate \
		ieee80211w

	local key_mgmt='NONE'
	local enc_str=
	local network_data=
	local T="	"

	local wpa_key_mgmt="WPA-PSK"
	local scan_ssid="1"
	local freq

	[[ "$_w_mode" = "adhoc" ]] && {
		append network_data "mode=1" "$N$T"
		[ -n "$channel" ] && {
			freq="$(get_freq "$phy" "$channel")"
			append network_data "fixed_freq=1" "$N$T"
			append network_data "frequency=$freq" "$N$T"
		}

		scan_ssid=0

		[ "$_w_driver" = "nl80211" ] ||	wpa_key_mgmt="WPA-NONE"
	}

	[[ "$_w_mode" = adhoc ]] && append network_data "$_w_modestr" "$N$T"

	case "$auth_type" in
		none) ;;
		wep)
			local wep_keyidx=0
			hostapd_append_wep_key network_data
			append network_data "wep_tx_keyidx=$wep_keyidx" "$N$T"
		;;
		psk)
			local passphrase

			key_mgmt="$wpa_key_mgmt"
			if [ ${#key} -eq 64 ]; then
				passphrase="psk=${key}"
			else
				passphrase="psk=\"${key}\""
			fi
			append network_data "$passphrase" "$N$T"
		;;
		eap)
			key_mgmt='WPA-EAP'

			json_get_vars eap_type identity ca_cert
			[ -n "$ca_cert" ] && append network_data "ca_cert=\"$ca_cert\"" "$N$T"
			[ -n "$identity" ] && append network_data "identity=\"$identity\"" "$N$T"
			case "$eap_type" in
				tls)
					json_get_vars client_cert priv_key priv_key_pwd
					append network_data "client_cert=\"$client_cert\"" "$N$T"
					append network_data "private_key=\"$priv_key\"" "$N$T"
					append network_data "private_key_passwd=\"$priv_key_pwd\"" "$N$T"
				;;
				peap|ttls)
					json_get_vars auth password
					set_default auth MSCHAPV2
					append network_data "phase2=\"$auth\"" "$N$T"
					append network_data "password=\"$password\"" "$N$T"
				;;
			esac
			append network_data "eap=$(echo $eap_type | tr 'a-z' 'A-Z')" "$N$T"
		;;
	esac

	case "$wpa" in
		1)
			append network_data "proto=WPA" "$N$T"
		;;
		2)
			append network_data "proto=RSN" "$N$T"
		;;
	esac

	case "$ieee80211w" in
		[012])
			[ "$wpa" -ge 2 ] && append network_data "ieee80211w=$ieee80211w" "$N$T"
		;;
	esac

	local beacon_int brates mrate
	[ -n "$bssid" ] && append network_data "bssid=$bssid" "$N$T"
	[ -n "$beacon_int" ] && append network_data "beacon_int=$beacon_int" "$N$T"


	[ -n "$basic_rate" ] && {
		local br rate_list=
		for br in $basic_rate; do
			wpa_supplicant_add_rate rate_list "$br"
		done
		[ -n "$rate_list" ] && append network_data "rates=$rate_list" "$N$T"
	}

	[ -n "$mcast_rate" ] && {
		local mc_rate=
		wpa_supplicant_add_rate mc_rate "$mcast_rate"
		append network_data "mcast_rate=$mc_rate" "$N$T"
	}

	local ht_str
	[ -n "$ht" ] && append network_data "htmode=$ht" "$N$T"

	cat >> "$_config" <<EOF
network={
	scan_ssid=$scan_ssid
	ssid="$ssid"
	key_mgmt=$key_mgmt
	$network_data
}
EOF
	return 0
}

wpa_supplicant_run() {
	local ifname="$1"; shift

	_wpa_supplicant_common "$ifname"

	/usr/sbin/wpa_supplicant -B \
		${network_bridge:+-b $network_bridge} \
		-P "/var/run/wpa_supplicant-${ifname}.pid" \
		-D ${_w_driver:-wext} \
		-i "$ifname" \
		-c "$_config" \
		-C "$_rpath" \
		"$@"

	ret="$?"
	wireless_add_process "$(cat "/var/run/wpa_supplicant-${ifname}.pid")" /usr/sbin/wpa_supplicant 1

	[ "$ret" != 0 ] && wireless_setup_vif_failed WPA_SUPPLICANT_FAILED

	return $ret
}

hostapd_common_cleanup() {
	killall hostapd wpa_supplicant meshd-nl80211
}