hostapd: backport current version from trunk as of r27021
[openwrt-10.03/.git] / package / hostapd / files / hostapd.sh
index 4a13c19ab242b13ff3fea7dedbf4d67f8c7a46c9..29d8c729789128db56cc078e837b4d8088628bd0 100644 (file)
@@ -1,7 +1,21 @@
-hostapd_setup_vif() {
-       local vif="$1"
-       local driver="$2"
-       local hostapd_cfg=
+hostapd_set_bss_options() {
+       local var="$1"
+       local vif="$2"
+       local enc wpa_group_rekey wps_possible
+
+       config_get enc "$vif" encryption
+       config_get wpa_group_rekey "$vif" wpa_group_rekey
+       config_get_bool ap_isolate "$vif" isolate 0
+
+       config_get device "$vif" device
+       config_get hwmode "$device" hwmode
+       config_get phy "$device" phy
+
+       append "$var" "ctrl_interface=/var/run/hostapd-$phy" "$N"
+
+       if [ "$ap_isolate" -gt 0 ]; then
+               append "$var" "ap_isolate=$ap_isolate" "$N"
+       fi
 
        # Examples:
        # psk-mixed/tkip        => WPA1+2 PSK, TKIP
@@ -14,7 +28,7 @@ hostapd_setup_vif() {
 
        # crypto defaults: WPA2 vs WPA1
        case "$enc" in
-               wpa2*|WPA2*|*PSK2*|*psk2*)
+               wpa2*|*psk2*)
                        wpa=2
                        crypto="CCMP"
                ;;
@@ -30,135 +44,177 @@ hostapd_setup_vif() {
 
        # explicit override for crypto setting
        case "$enc" in
-               *tkip+aes|*TKIP+AES|*tkip+ccmp|*TKIP+CCMP) crypto="CCMP TKIP";;
-               *tkip|*TKIP) crypto="TKIP";;
-               *aes|*AES|*ccmp|*CCMP) crypto="CCMP";;
+               *tkip+aes|*tkip+ccmp|*aes+tkip|*ccmp+tkip) crypto="CCMP TKIP";;
+               *aes|*ccmp) crypto="CCMP";;
+               *tkip) crypto="TKIP";;
+       esac
+
+       # enforce CCMP for 11ng and 11na
+       case "$hwmode:$crypto" in
+               *ng:TKIP|*na:TKIP) crypto="CCMP TKIP";;
        esac
 
        # use crypto/auth settings for building the hostapd config
        case "$enc" in
-               *psk*|*PSK*)
+               *psk*)
                        config_get psk "$vif" key
                        if [ ${#psk} -eq 64 ]; then
-                               append hostapd_cfg "wpa_psk=$psk" "$N"
+                               append "$var" "wpa_psk=$psk" "$N"
                        else
-                               append hostapd_cfg "wpa_passphrase=$psk" "$N"
+                               append "$var" "wpa_passphrase=$psk" "$N"
                        fi
+                       wps_possible=1
                ;;
-               *wpa*|*WPA*)
+               *wpa*)
                        # required fields? formats?
                        # hostapd is particular, maybe a default configuration for failures
-                       config_get server "$vif" server
-                       append hostapd_cfg "auth_server_addr=$server" "$N"
-                       config_get port "$vif" port
-                       port=${port:-1812}
-                       append hostapd_cfg "auth_server_port=$port" "$N"
-                       config_get secret "$vif" key
-                       append hostapd_cfg "auth_server_shared_secret=$secret" "$N"
+                       config_get auth_server "$vif" auth_server
+                       [ -z "$auth_server" ] && config_get auth_server "$vif" server
+                       append "$var" "auth_server_addr=$auth_server" "$N"
+                       config_get auth_port "$vif" auth_port
+                       [ -z "$auth_port" ] && config_get auth_port "$vif" port
+                       auth_port=${auth_port:-1812}
+                       append "$var" "auth_server_port=$auth_port" "$N"
+                       config_get auth_secret "$vif" auth_secret
+                       [ -z "$auth_secret" ] && config_get auth_secret "$vif" key
+                       append "$var" "auth_server_shared_secret=$auth_secret" "$N"
+                       config_get acct_server "$vif" acct_server
+                       [ -n "$acct_server" ] && append "$var" "acct_server_addr=$acct_server" "$N"
+                       config_get acct_port "$vif" acct_port
+                       [ -n "$acct_port" ] && acct_port=${acct_port:-1813}
+                       [ -n "$acct_port" ] && append "$var" "acct_server_port=$acct_port" "$N"
+                       config_get acct_secret "$vif" acct_secret
+                       [ -n "$acct_secret" ] && append "$var" "acct_server_shared_secret=$acct_secret" "$N"
                        config_get nasid "$vif" nasid
-                       append hostapd_cfg "nas_identifier=$nasid" "$N"
-                       append hostapd_cfg "eapol_key_index_workaround=1" "$N"
-                       append hostapd_cfg "radius_acct_interim_interval=300" "$N"
-                       append hostapd_cfg "ieee8021x=1" "$N"
-                       append hostapd_cfg "auth_algs=1" "$N"
-                       append hostapd_cfg "wpa_key_mgmt=WPA-EAP" "$N"
-                       append hostapd_cfg "wpa_group_rekey=300" "$N"
-                       append hostapd_cfg "wpa_gmk_rekey=640" "$N"
+                       append "$var" "nas_identifier=$nasid" "$N"
+                       append "$var" "eapol_key_index_workaround=1" "$N"
+                       append "$var" "radius_acct_interim_interval=300" "$N"
+                       append "$var" "ieee8021x=1" "$N"
+                       append "$var" "wpa_key_mgmt=WPA-EAP" "$N"
+                       append "$var" "wpa_group_rekey=300" "$N"
+                       append "$var" "wpa_gmk_rekey=640" "$N"
+               ;;
+               *wep*)
+                       config_get key "$vif" key
+                       key="${key:-1}"
+                       case "$key" in
+                               [1234])
+                                       for idx in 1 2 3 4; do
+                                               local zidx
+                                               zidx=$(($idx - 1))
+                                               config_get ckey "$vif" "key${idx}"
+                                               [ -n "$ckey" ] && \
+                                                       append "$var" "wep_key${zidx}=$(prepare_key_wep "$ckey")" "$N"
+                                       done
+                                       append "$var" "wep_default_key=$((key - 1))"  "$N"
+                               ;;
+                               *)
+                                       append "$var" "wep_key0=$(prepare_key_wep "$key")" "$N"
+                                       append "$var" "wep_default_key=0" "$N"
+                               ;;
+                       esac
+                       case "$enc" in
+                               *shared*)
+                                       auth_algs=2
+                               ;;
+                               *mixed*)
+                                       auth_algs=3
+                               ;;
+                       esac
+                       wpa=0
+                       crypto=
                ;;
                *)
                        wpa=0
                        crypto=
                ;;
        esac
-       config_get ifname "$vif" ifname
-       config_get bridge "$vif" bridge
+       append "$var" "auth_algs=${auth_algs:-1}" "$N"
+       append "$var" "wpa=$wpa" "$N"
+       [ -n "$crypto" ] && append "$var" "wpa_pairwise=$crypto" "$N"
+       [ -n "$wpa_group_rekey" ] && append "$var" "wpa_group_rekey=$wpa_group_rekey" "$N"
+
        config_get ssid "$vif" ssid
+       config_get bridge "$vif" bridge
+       config_get ieee80211d "$vif" ieee80211d
+       config_get iapp_interface "$vif" iapp_interface
+
+       config_get_bool wps_pbc "$vif" wps_pushbutton 0
+       config_get_bool wps_label "$vif" wps_label 0
+
+       config_get config_methods "$vif" wps_config
+       [ "$wps_pbc" -gt 0 ] && append config_methods push_button
+
+       [ -n "$wps_possible" -a -n "$config_methods" ] && {
+               config_get device_type "$vif" wps_device_type "6-0050F204-1"
+               config_get device_name "$vif" wps_device_name "OpenWrt AP"
+               config_get manufacturer "$vif" wps_manufacturer "openwrt.org"
+
+               append "$var" "eap_server=1" "$N"
+               append "$var" "wps_state=2" "$N"
+               append "$var" "ap_setup_locked=1" "$N"
+               append "$var" "device_type=$device_type" "$N"
+               append "$var" "device_name=$device_name" "$N"
+               append "$var" "manufacturer=$manufacturer" "$N"
+               append "$var" "config_methods=$config_methods" "$N"
+       }
+
+       append "$var" "ssid=$ssid" "$N"
+       [ -n "$bridge" ] && append "$var" "bridge=$bridge" "$N"
+       [ -n "$ieee80211d" ] && append "$var" "ieee80211d=$ieee80211d" "$N"
+       [ -n "$iapp_interface" ] && append "$var" iapp_interface=$(uci_get_state network "$iapp_interface" ifname "$iapp_interface") "$N"
+
+       if [ "$wpa" -ge "2" ]
+       then
+               # RSN -> allow preauthentication
+               config_get rsn_preauth "$vif" rsn_preauth
+               if [ -n "$bridge" -a "$rsn_preauth" = 1 ]
+               then
+                       append "$var" "rsn_preauth=1" "$N"
+                       append "$var" "rsn_preauth_interfaces=$bridge" "$N"
+               fi
+
+               # RSN -> allow management frame protection
+               config_get ieee80211w "$vif" ieee80211w
+               case "$ieee80211w" in
+                       [012])
+                               append "$var" "ieee80211w=$ieee80211w" "$N"
+                               [ "$ieee80211w" -gt "0" ] && {
+                                       config_get ieee80211w_max_timeout "$vif" ieee80211w_max_timeout
+                                       config_get ieee80211w_retry_timeout "$vif" ieee80211w_retry_timeout
+                                       [ -n "$ieee80211w_max_timeout" ] && \
+                                               append "$var" "assoc_sa_query_max_timeout=$ieee80211w_max_timeout" "$N"
+                                       [ -n "$ieee80211w_retry_timeout" ] && \
+                                               append "$var" "assoc_sa_query_retry_timeout=$ieee80211w_retry_timeout" "$N"
+                               }
+                       ;;
+               esac
+       fi
+}
+
+hostapd_setup_vif() {
+       local vif="$1"
+       local driver="$2"
+       hostapd_cfg=
+
+       hostapd_set_bss_options hostapd_cfg "$vif"
+       config_get ifname "$vif" ifname
        config_get device "$vif" device
        config_get channel "$device" channel
        config_get hwmode "$device" hwmode
-       config_get wpa_group_rekey "$vif" wpa_group_rekey
-       config_get ieee80211d "$vif" ieee80211d
-       config_get_bool wds "$vif" wds 0
-       [ "$wds" -gt 0 -a "$driver" = "nl80211" ] && wds="wds_sta=1" || wds=""
        case "$hwmode" in
-               bg) hwmode=g;;
+               *bg|*gdt|*gst|*fh) hwmode=g;;
+               *adt|*ast) hwmode=a;;
        esac
-       config_get country "$device" country
        [ "$channel" = auto ] && channel=
        [ -n "$channel" -a -z "$hwmode" ] && wifi_fixup_hwmode "$device"
-       [ -n "$hwmode" ] && {
-               config_get hwmode_11n "$device" hwmode_11n
-               [ -n "$hwmode_11n" ] && {
-                       hwmode="$hwmode_11n"
-                       config_get ht_capab "$device" ht_capab
-                       [ -n "$ht_capab" -a -n "${ht_capab%%\[*}" ] && {
-                               ht_capab=`echo "[$ht_capab]" | sed -e 's, ,][,g'`
-                       }
-               }
-       }
        cat > /var/run/hostapd-$ifname.conf <<EOF
-ctrl_interface=/var/run/hostapd-$ifname
 driver=$driver
 interface=$ifname
-${hwmode:+hw_mode=$hwmode}
+${hwmode:+hw_mode=${hwmode#11}}
 ${channel:+channel=$channel}
-${bridge:+bridge=$bridge}
-ssid=$ssid
-wpa=$wpa
-${crypto:+wpa_pairwise=$crypto}
-${country:+country_code=$country}
-${hwmode_11n:+ieee80211n=1}
-${ht_capab:+ht_capab=$ht_capab}
-${wpa_group_rekey:+wpa_group_rekey=$wpa_group_rekey}
-${ieee80211d:+ieee80211d=$ieee80211d}
-$wds
 $hostapd_cfg
 EOF
-       case "$driver" in
-               madwifi)
-               ;;
-               *) 
-                       cat >> /var/run/hostapd-$ifname.conf <<EOF
-wme_enabled=1
-wme_ac_bk_cwmin=4
-wme_ac_bk_cwmax=10
-wme_ac_bk_aifs=7
-wme_ac_bk_txop_limit=0
-wme_ac_bk_acm=0
-wme_ac_be_aifs=3
-wme_ac_be_cwmin=4
-wme_ac_be_cwmax=10
-wme_ac_be_txop_limit=0
-wme_ac_be_acm=0
-wme_ac_vi_aifs=2
-wme_ac_vi_cwmin=3
-wme_ac_vi_cwmax=4
-wme_ac_vi_txop_limit=94
-wme_ac_vi_acm=0
-wme_ac_vo_aifs=2
-wme_ac_vo_cwmin=2
-wme_ac_vo_cwmax=3
-wme_ac_vo_txop_limit=47
-wme_ac_vo_acm=0
-tx_queue_data3_aifs=7
-tx_queue_data3_cwmin=15
-tx_queue_data3_cwmax=1023
-tx_queue_data3_burst=0
-tx_queue_data2_aifs=3
-tx_queue_data2_cwmin=15
-tx_queue_data2_cwmax=63
-tx_queue_data2_burst=0
-tx_queue_data1_aifs=1
-tx_queue_data1_cwmin=7
-tx_queue_data1_cwmax=15
-tx_queue_data1_burst=3.0
-tx_queue_data0_aifs=1
-tx_queue_data0_cwmin=3
-tx_queue_data0_cwmax=7
-tx_queue_data0_burst=1.5
-EOF
-               ;;
-       esac
        hostapd -P /var/run/wifi-$ifname.pid -B /var/run/hostapd-$ifname.conf
 }