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 doth
  55         config_add_string require_mode
  56
  57         hostapd_add_log_config
  58 }
  59
  60 hostapd_prepare_device_config() {
  61         local config="$1"
  62         local driver="$2"
  63
  64         local base="${config%%.conf}"
  65         local base_cfg=
  66
  67         json_get_vars country country_ie beacon_int doth require_mode
  68
  69         hostapd_set_log_options base_cfg
  70
  71         set_default country_ie 1
  72         set_default doth 1
  73
  74         [ -n "$country" ] && {
  75                 append base_cfg "country_code=$country" "$N"
  76
  77                 [ "$country_ie" -gt 0 ] && append base_cfg "ieee80211d=1" "$N"
  78                 [ "$hwmode" = "a" -a "$doth" -gt 0 ] && append base_cfg "ieee80211h=1" "$N"
  79         }
  80         [ -n "$hwmode" ] && append base_cfg "hw_mode=$hwmode" "$N"
  81
  82         local brlist= br
  83         json_get_values basic_rate_list basic_rate
  84         for br in $basic_rate_list; do
  85                 hostapd_add_basic_rate brlist "$br"
  86         done
  87         case "$require_mode" in
  88                 g) brlist="60 120 240" ;;
  89                 n) append base_cfg "require_ht=1" "$N";;
  90                 ac) append base_cfg "require_vht=1" "$N";;
  91         esac
  92         [ -n "$brlist" ] && append base_cfg "basic_rates=$brlist" "$N"
  93         [ -n "$beacon_int" ] && append base_cfg "beacon_int=$beacon_int" "$N"
  94
  95         cat > "$config" <<EOF
  96 driver=$driver
  97 $base_cfg
  98 EOF
  99 }
 100
 101 hostapd_common_add_bss_config() {
 102         config_add_string 'bssid:macaddr' 'ssid:string'
 103         config_add_boolean wds wmm hidden
 104
 105         config_add_int maxassoc max_inactivity
 106         config_add_boolean disassoc_low_ack isolate short_preamble
 107
 108         config_add_int \
 109                 wep_rekey eap_reauth_period \
 110                 wpa_group_rekey wpa_pair_rekey wpa_master_rekey
 111
 112         config_add_boolean rsn_preauth auth_cache
 113         config_add_int ieee80211w
 114
 115         config_add_string 'auth_server:host' 'server:host'
 116         config_add_string auth_secret
 117         config_add_int 'auth_port:port' 'port:port'
 118
 119         config_add_string acct_server
 120         config_add_string acct_secret
 121         config_add_int acct_port
 122
 123         config_add_string dae_client
 124         config_add_string dae_secret
 125         config_add_int dae_port
 126
 127         config_add_string nasid
 128         config_add_string ownip
 129         config_add_string iapp_interface
 130         config_add_string eap_type ca_cert client_cert identity auth priv_key priv_key_pwd
 131
 132         config_add_int dynamic_vlan vlan_naming
 133         config_add_string vlan_tagged_interface
 134
 135         config_add_string 'key1:wepkey' 'key2:wepkey' 'key3:wepkey' 'key4:wepkey' 'password:wpakey'
 136
 137         config_add_boolean wps_pushbutton wps_label ext_registrar wps_pbc_in_m1
 138         config_add_string wps_device_type wps_device_name wps_manufacturer wps_pin
 139
 140         config_add_int ieee80211w_max_timeout ieee80211w_retry_timeout
 141
 142         config_add_string macfilter 'macfile:file'
 143         config_add_array 'maclist:list(macaddr)'
 144
 145         config_add_int mcast_rate
 146         config_add_array basic_rate
 147 }
 148
 149 hostapd_set_bss_options() {
 150         local var="$1"
 151         local phy="$2"
 152         local vif="$3"
 153
 154         wireless_vif_parse_encryption
 155
 156         local bss_conf
 157         local wep_rekey wpa_group_rekey wpa_pair_rekey wpa_master_rekey
 158
 159         json_get_vars \
 160                 wep_rekey wpa_group_rekey wpa_pair_rekey wpa_master_rekey \
 161                 maxassoc max_inactivity disassoc_low_ack isolate auth_cache \
 162                 wps_pushbutton wps_label ext_registrar wps_pbc_in_m1 \
 163                 wps_device_type wps_device_name wps_manufacturer wps_pin \
 164                 macfilter ssid wmm hidden short_preamble rsn_preauth
 165
 166         set_default isolate 0
 167         set_default maxassoc 0
 168         set_default max_inactivity 0
 169         set_default short_preamble 1
 170         set_default disassoc_low_ack 1
 171         set_default hidden 0
 172         set_default wmm 1
 173
 174         append bss_conf "ctrl_interface=/var/run/hostapd"
 175         if [ "$isolate" -gt 0 ]; then
 176                 append bss_conf "ap_isolate=$isolate" "$N"
 177         fi
 178         if [ "$maxassoc" -gt 0 ]; then
 179                 append bss_conf "max_num_sta=$maxassoc" "$N"
 180         fi
 181         if [ "$max_inactivity" -gt 0 ]; then
 182                 append bss_conf "ap_max_inactivity=$max_inactivity" "$N"
 183         fi
 184
 185         append bss_conf "disassoc_low_ack=$disassoc_low_ack" "$N"
 186         append bss_conf "preamble=$short_preamble" "$N"
 187         append bss_conf "wmm_enabled=$wmm" "$N"
 188         append bss_conf "ignore_broadcast_ssid=$hidden" "$N"
 189
 190         [ "$wpa" -gt 0 ] && {
 191                 [ -n "$wpa_group_rekey"  ] && append bss_conf "wpa_group_rekey=$wpa_group_rekey" "$N"
 192                 [ -n "$wpa_pair_rekey"   ] && append bss_conf "wpa_ptk_rekey=$wpa_pair_rekey"    "$N"
 193                 [ -n "$wpa_master_rekey" ] && append bss_conf "wpa_gmk_rekey=$wpa_master_rekey"  "$N"
 194         }
 195
 196         case "$auth_type" in
 197                 none)
 198                         wps_possible=1
 199                         # Here we make the assumption that if we're in open mode
 200                         # with WPS enabled, we got to be in unconfigured state.
 201                         wps_not_configured=1
 202                 ;;
 203                 psk)
 204                         json_get_vars key
 205                         if [ ${#key} -lt 8 ]; then
 206                                 wireless_setup_vif_failed INVALID_WPA_PSK
 207                                 return 1
 208                         elif [ ${#key} -eq 64 ]; then
 209                                 append bss_conf "wpa_psk=$key" "$N"
 210                         else
 211                                 append bss_conf "wpa_passphrase=$key" "$N"
 212                         fi
 213                         wps_possible=1
 214                 ;;
 215                 eap)
 216                         json_get_vars \
 217                                 auth_server auth_secret auth_port \
 218                                 acct_server acct_secret acct_port \
 219                                 dae_client dae_secret dae_port \
 220                                 nasid iapp_interface ownip \
 221                                 eap_reauth_period dynamic_vlan \
 222                                 vlan_tagged_interface
 223
 224                         # legacy compatibility
 225                         [ -n "$auth_server" ] || json_get_var auth_server server
 226                         [ -n "$auth_port" ] || json_get_var auth_port port
 227                         [ -n "$auth_secret" ] || json_get_var auth_secret key
 228
 229                         set_default auth_port 1812
 230                         set_default acct_port 1813
 231                         set_default dae_port 3799
 232
 233                         set_default vlan_naming 1
 234
 235                         append bss_conf "auth_server_addr=$auth_server" "$N"
 236                         append bss_conf "auth_server_port=$auth_port" "$N"
 237                         append bss_conf "auth_server_shared_secret=$auth_secret" "$N"
 238
 239                         [ -n "$acct_server" ] && {
 240                                 append bss_conf "acct_server_addr=$acct_server" "$N"
 241                                 append bss_conf "acct_server_port=$acct_port" "$N"
 242                                 [ -n "$acct_secret" ] && \
 243                                         append bss_conf "acct_server_shared_secret=$acct_secret" "$N"
 244                         }
 245
 246                         [ -n "$eap_reauth_period" ] && append bss_conf "eap_reauth_period=$eap_reauth_period" "$N"
 247
 248                         [ -n "$dae_client" -a -n "$dae_secret" ] && {
 249                                 append bss_conf "radius_das_port=$dae_port" "$N"
 250                                 append bss_conf "radius_das_client=$dae_client $dae_secret" "$N"
 251                         }
 252
 253                         append bss_conf "nas_identifier=$nasid" "$N"
 254                         [ -n "$ownip" ] && append bss_conf "own_ip_addr=$ownip" "$N"
 255                         append bss_conf "eapol_key_index_workaround=1" "$N"
 256                         append bss_conf "ieee8021x=1" "$N"
 257                         append bss_conf "wpa_key_mgmt=WPA-EAP" "$N"
 258
 259                         [ -n "$dynamic_vlan" ] && {
 260                                 append bss_conf "dynamic_vlan=$dynamic_vlan" "$N"
 261                                 append bss_conf "vlan_naming=$vlan_naming" "$N"
 262                                 [ -n "$vlan_tagged_interface" ] && \
 263                                         append bss_conf "vlan_tagged_interface=$vlan_tagged_interface" "$N"
 264                         }
 265                 ;;
 266                 wep)
 267                         local wep_keyidx=0
 268                         json_get_vars key
 269                         hostapd_append_wep_key bss_conf
 270                         append bss_conf "wep_default_key=$wep_keyidx" "$N"
 271                         [ -n "$wep_rekey" ] && append bss_conf "wep_rekey_period=$wep_rekey" "$N"
 272                 ;;
 273         esac
 274
 275         local auth_algs=$((($auth_mode_shared << 1) | $auth_mode_open))
 276         append bss_conf "auth_algs=${auth_algs:-1}" "$N"
 277         append bss_conf "wpa=$wpa" "$N"
 278         [ -n "$wpa_pairwise" ] && append bss_conf "wpa_pairwise=$wpa_pairwise" "$N"
 279
 280         set_default wps_pushbutton 0
 281         set_default wps_label 0
 282         set_default wps_pbc_in_m1 0
 283
 284         config_methods=
 285         [ "$wps_pushbutton" -gt 0 ] && append config_methods push_button
 286         [ "$wps_label" -gt 0 ] && append config_methods label
 287
 288         [ -n "$wps_possible" -a -n "$config_methods" ] && {
 289                 set_default ext_registrar 0
 290                 set_default wps_device_type "6-0050F204-1"
 291                 set_default wps_device_name "OpenWrt AP"
 292                 set_default wps_manufacturer "openwrt.org"
 293                 set_default wps_pin "12345670"
 294
 295                 wps_state=2
 296                 [ -n "$wps_configured" ] && wps_state=1
 297
 298                 [ "$ext_registrar" -gt 0 -a -n "$network_bridge" ] && append bss_conf "upnp_iface=$network_bridge" "$N"
 299
 300                 append bss_conf "eap_server=1" "$N"
 301                 append bss_conf "ap_pin=$wps_pin" "$N"
 302                 append bss_conf "wps_state=$wps_state" "$N"
 303                 append bss_conf "ap_setup_locked=0" "$N"
 304                 append bss_conf "device_type=$wps_device_type" "$N"
 305                 append bss_conf "device_name=$wps_device_name" "$N"
 306                 append bss_conf "manufacturer=$wps_manufacturer" "$N"
 307                 append bss_conf "config_methods=$config_methods" "$N"
 308                 [ "$wps_pbc_in_m1" -gt 0 ] && append bss_conf "pbc_in_m1=$wps_pbc_in_m1" "$N"
 309         }
 310
 311         append bss_conf "ssid=$ssid" "$N"
 312         [ -n "$network_bridge" ] && append bss_conf "bridge=$network_bridge" "$N"
 313         [ -n "$iapp_interface" ] &&  {
 314                 iapp_interface="$(uci_get_state network "$iapp_interface" ifname "$iapp_interface")"
 315                 [ -n "$iapp_interface" ] && append bss_conf "iapp_interface=$iapp_interface" "$N"
 316         }
 317
 318         if [ "$wpa" -ge "2" ]; then
 319                 if [ -n "$network_bridge" -a "$rsn_preauth" = 1 ]; then
 320                         set_default auth_cache 1
 321                         append bss_conf "rsn_preauth=1" "$N"
 322                         append bss_conf "rsn_preauth_interfaces=$network_bridge" "$N"
 323                 else
 324                         set_default auth_cache 0
 325                 fi
 326
 327                 append bss_conf "okc=$auth_cache" "$N"
 328                 [ "$auth_cache" = 0 ] && append bss_conf "disable_pmksa_caching=1" "$N"
 329
 330                 # RSN -> allow management frame protection
 331                 json_get_var ieee80211w ieee80211w
 332                 case "$ieee80211w" in
 333                         [012])
 334                                 json_get_vars ieee80211w_max_timeout ieee80211w_retry_timeout
 335                                 append bss_conf "ieee80211w=$ieee80211w" "$N"
 336                                 [ "$ieee80211w" -gt "0" ] && {
 337                                         [ -n "$ieee80211w_max_timeout" ] && \
 338                                                 append bss_conf "assoc_sa_query_max_timeout=$ieee80211w_max_timeout" "$N"
 339                                         [ -n "$ieee80211w_retry_timeout" ] && \
 340                                                 append bss_conf "assoc_sa_query_retry_timeout=$ieee80211w_retry_timeout" "$N"
 341                                 }
 342                         ;;
 343                 esac
 344         fi
 345
 346         _macfile="/var/run/hostapd-$ifname.maclist"
 347         case "$macfilter" in
 348                 allow)
 349                         append bss_conf "macaddr_acl=1" "$N"
 350                         append bss_conf "accept_mac_file=$_macfile" "$N"
 351                 ;;
 352                 deny)
 353                         append bss_conf "macaddr_acl=0" "$N"
 354                         append bss_conf "deny_mac_file=$_macfile" "$N"
 355                 ;;
 356                 *)
 357                         _macfile=""
 358                 ;;
 359         esac
 360
 361         [ -n "$_macfile" ] && {
 362                 json_get_vars macfile
 363                 json_get_values maclist maclist
 364
 365                 rm -f "$_macfile"
 366                 (
 367                         for mac in $maclist; do
 368                                 echo "$mac"
 369                         done
 370                         [ -n "$macfile" -a -f "$macfile" ] && cat "$macfile"
 371                 ) > "$_macfile"
 372         }
 373
 374         append "$var" "$bss_conf" "$N"
 375         return 0
 376 }
 377
 378 hostapd_set_log_options() {
 379         local var="$1"
 380
 381         local log_level log_80211 log_8021x log_radius log_wpa log_driver log_iapp log_mlme
 382         json_get_vars log_level log_80211 log_8021x log_radius log_wpa log_driver log_iapp log_mlme
 383
 384         set_default log_level 2
 385         set_default log_80211  1
 386         set_default log_8021x  1
 387         set_default log_radius 1
 388         set_default log_wpa    1
 389         set_default log_driver 1
 390         set_default log_iapp   1
 391         set_default log_mlme   1
 392
 393         local log_mask=$((       \
 394                 ($log_80211  << 0) | \
 395                 ($log_8021x  << 1) | \
 396                 ($log_radius << 2) | \
 397                 ($log_wpa    << 3) | \
 398                 ($log_driver << 4) | \
 399                 ($log_iapp   << 5) | \
 400                 ($log_mlme   << 6)   \
 401         ))
 402
 403         append "$var" "logger_syslog=$log_mask" "$N"
 404         append "$var" "logger_syslog_level=$log_level" "$N"
 405         append "$var" "logger_stdout=$log_mask" "$N"
 406         append "$var" "logger_stdout_level=$log_level" "$N"
 407
 408         return 0
 409 }
 410
 411 _wpa_supplicant_common() {
 412         local ifname="$1"
 413
 414         _rpath="/var/run/wpa_supplicant"
 415         _config="${_rpath}-$ifname.conf"
 416 }
 417
 418 wpa_supplicant_teardown_interface() {
 419         _wpa_supplicant_common "$1"
 420         rm -rf "$_rpath" "$_config"
 421 }
 422
 423 wpa_supplicant_prepare_interface() {
 424         local ifname="$1"
 425         _w_driver="$2"
 426
 427         _wpa_supplicant_common "$1"
 428
 429         json_get_vars mode wds
 430
 431         [ -n "$network_bridge" ] && {
 432                 fail=
 433                 case "$mode" in
 434                         adhoc)
 435                                 fail=1
 436                         ;;
 437                         sta)
 438                                 [ "$wds" = 1 ] || fail=1
 439                         ;;
 440                 esac
 441
 442                 [ -n "$fail" ] && {
 443                         wireless_setup_vif_failed BRIDGE_NOT_ALLOWED
 444                         return 1
 445                 }
 446         }
 447
 448         local ap_scan=
 449
 450         _w_mode="$mode"
 451         _w_modestr=
 452
 453         [[ "$mode" = adhoc ]] && {
 454                 ap_scan="ap_scan=2"
 455
 456                 _w_modestr="mode=1"
 457         }
 458
 459         wpa_supplicant_teardown_interface "$ifname"
 460         cat > "$_config" <<EOF
 461 $ap_scan
 462 EOF
 463         return 0
 464 }
 465
 466 wpa_supplicant_add_network() {
 467         local ifname="$1"
 468
 469         _wpa_supplicant_common "$1"
 470         wireless_vif_parse_encryption
 471
 472         json_get_vars \
 473                 ssid bssid key \
 474                 basic_rate mcast_rate \
 475                 ieee80211w
 476
 477         local key_mgmt='NONE'
 478         local enc_str=
 479         local network_data=
 480         local T="       "
 481
 482         local wpa_key_mgmt="WPA-PSK"
 483         local scan_ssid="1"
 484         local freq
 485
 486         [[ "$_w_mode" = "adhoc" ]] && {
 487                 append network_data "mode=1" "$N$T"
 488                 [ -n "$channel" ] && {
 489                         freq="$(get_freq "$phy" "$channel")"
 490                         append network_data "fixed_freq=1" "$N$T"
 491                         append network_data "frequency=$freq" "$N$T"
 492                 }
 493
 494                 scan_ssid=0
 495
 496                 [ "$_w_driver" = "nl80211" ] || wpa_key_mgmt="WPA-NONE"
 497         }
 498
 499         [[ "$_w_mode" = adhoc ]] && append network_data "$_w_modestr" "$N$T"
 500
 501         case "$auth_type" in
 502                 none) ;;
 503                 wep)
 504                         local wep_keyidx=0
 505                         hostapd_append_wep_key network_data
 506                         append network_data "wep_tx_keyidx=$wep_keyidx" "$N$T"
 507                 ;;
 508                 psk)
 509                         local passphrase
 510
 511                         key_mgmt="$wpa_key_mgmt"
 512                         if [ ${#key} -eq 64 ]; then
 513                                 passphrase="psk=${key}"
 514                         else
 515                                 passphrase="psk=\"${key}\""
 516                         fi
 517                         append network_data "$passphrase" "$N$T"
 518                 ;;
 519                 eap)
 520                         key_mgmt='WPA-EAP'
 521
 522                         json_get_vars eap_type identity ca_cert
 523                         [ -n "$ca_cert" ] && append network_data "ca_cert=\"$ca_cert\"" "$N$T"
 524                         [ -n "$identity" ] && append network_data "identity=\"$identity\"" "$N$T"
 525                         case "$eap_type" in
 526                                 tls)
 527                                         json_get_vars client_cert priv_key priv_key_pwd
 528                                         append network_data "client_cert=\"$client_cert\"" "$N$T"
 529                                         append network_data "private_key=\"$priv_key\"" "$N$T"
 530                                         append network_data "private_key_passwd=\"$priv_key_pwd\"" "$N$T"
 531                                 ;;
 532                                 peap|ttls)
 533                                         json_get_vars auth password
 534                                         set_default auth MSCHAPV2
 535                                         append network_data "phase2=\"$auth\"" "$N$T"
 536                                         append network_data "password=\"$password\"" "$N$T"
 537                                 ;;
 538                         esac
 539                         append network_data "eap=$(echo $eap_type | tr 'a-z' 'A-Z')" "$N$T"
 540                 ;;
 541         esac
 542
 543         case "$wpa" in
 544                 1)
 545                         append network_data "proto=WPA" "$N$T"
 546                 ;;
 547                 2)
 548                         append network_data "proto=RSN" "$N$T"
 549                 ;;
 550         esac
 551
 552         case "$ieee80211w" in
 553                 [012])
 554                         [ "$wpa" -ge 2 ] && append network_data "ieee80211w=$ieee80211w" "$N$T"
 555                 ;;
 556         esac
 557
 558         local beacon_int brates mrate
 559         [ -n "$bssid" ] && append network_data "bssid=$bssid" "$N$T"
 560         [ -n "$beacon_int" ] && append network_data "beacon_int=$beacon_int" "$N$T"
 561
 562
 563         [ -n "$basic_rate" ] && {
 564                 local br rate_list=
 565                 for br in $basic_rate; do
 566                         hostapd_add_rate rate_list "$br"
 567                 done
 568                 [ -n "$rate_list" ] && append network_data "rates=$rate_list" "$N$T"
 569         }
 570
 571         [ -n "$mcast_rate" ] && {
 572                 local mc_rate=
 573                 hostapd_add_rate mc_rate "$mcast_rate"
 574                 append network_data "mcast_rate=$mc_rate" "$N$T"
 575         }
 576
 577         local ht_str
 578         [ -n "$ht" ] && append network_data "htmode=$ht" "$N$T"
 579
 580         cat >> "$_config" <<EOF
 581 network={
 582         scan_ssid=$scan_ssid
 583         ssid="$ssid"
 584         key_mgmt=$key_mgmt
 585         $network_data
 586 }
 587 EOF
 588         return 0
 589 }
 590
 591 wpa_supplicant_run() {
 592         local ifname="$1"; shift
 593
 594         _wpa_supplicant_common "$ifname"
 595
 596         /usr/sbin/wpa_supplicant -B \
 597                 ${network_bridge:+-b $network_bridge} \
 598                 -P "/var/run/wpa_supplicant-${ifname}.pid" \
 599                 -D ${_w_driver:-wext} \
 600                 -i "$ifname" \
 601                 -c "$_config" \
 602                 -C "$_rpath" \
 603                 "$@"
 604
 605         ret="$?"
 606         wireless_add_process "$(cat "/var/run/wpa_supplicant-${ifname}.pid")" /usr/sbin/wpa_supplicant 1
 607
 608         [ "$ret" != 0 ] && wireless_setup_vif_failed WPA_SUPPLICANT_FAILED
 609
 610         return $ret
 611 }
 612
 613 hostapd_common_cleanup() {
 614         killall hostapd wpa_supplicant meshd-nl80211
 615 }