hostapd_set_bss_options() { local var="$1" local vif="$2" local enc wep_rekey wpa_group_rekey wpa_pair_rekey wpa_master_rekey wps_possible wpa_key_mgmt config_get enc "$vif" encryption "none" config_get wep_rekey "$vif" wep_rekey # 300 config_get wpa_group_rekey "$vif" wpa_group_rekey # 300 config_get wpa_pair_rekey "$vif" wpa_pair_rekey # 300 config_get wpa_master_rekey "$vif" wpa_master_rekey # 640 config_get_bool ap_isolate "$vif" isolate 0 config_get_bool disassoc_low_ack "$vif" disassoc_low_ack 1 config_get max_num_sta "$vif" max_num_sta 0 config_get max_inactivity "$vif" max_inactivity 0 config_get_bool preamble "$vif" short_preamble 1 config_get device "$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" "$N" fi if [ "$max_num_sta" -gt 0 ]; then append "$var" "max_num_sta=$max_num_sta" "$N" fi if [ "$max_inactivity" -gt 0 ]; then append "$var" "ap_max_inactivity=$max_inactivity" "$N" fi append "$var" "disassoc_low_ack=$disassoc_low_ack" "$N" if [ "$preamble" -gt 0 ]; then append "$var" "preamble=$preamble" "$N" fi # Examples: # psk-mixed/tkip => WPA1+2 PSK, TKIP # wpa-psk2/tkip+aes => WPA2 PSK, CCMP+TKIP # wpa2/tkip+aes => WPA2 RADIUS, CCMP+TKIP # ... # TODO: move this parsing function somewhere generic, so that # later it can be reused by drivers that don't use hostapd # crypto defaults: WPA2 vs WPA1 case "$enc" in wpa2*|*psk2*) wpa=2 crypto="CCMP" ;; *mixed*) wpa=3 crypto="CCMP TKIP" ;; *) wpa=1 crypto="TKIP" ;; esac # explicit override for crypto setting case "$enc" in *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 "$enc" in none) wps_possible=1 wpa=0 crypto= # Here we make the assumption that if we're in open mode # with WPS enabled, we got to be in unconfigured state. wps_not_configured=1 ;; *psk*) config_get psk "$vif" key if [ ${#psk} -eq 64 ]; then append "$var" "wpa_psk=$psk" "$N" else append "$var" "wpa_passphrase=$psk" "$N" fi wps_possible=1 [ -n "$wpa_group_rekey" ] && append "$var" "wpa_group_rekey=$wpa_group_rekey" "$N" [ -n "$wpa_pair_rekey" ] && append "$var" "wpa_ptk_rekey=$wpa_pair_rekey" "$N" [ -n "$wpa_master_rekey" ] && append "$var" "wpa_gmk_rekey=$wpa_master_rekey" "$N" append wpa_key_mgmt "WPA-PSK" ;; *wpa*|*8021x*) # required fields? formats? # hostapd is particular, maybe a default configuration for failures config_get auth_server "$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" # You don't really want to enable this unless you are doing # some corner case testing or are using OpenWrt as a work around # for some systematic issues. config_get_bool auth_cache "$vif" auth_cache 0 config_get rsn_preauth "$vif" rsn_preauth [ "$auth_cache" -gt 0 ] || [[ "$rsn_preauth" = 1 ]] || append "$var" "disable_pmksa_caching=1" "$N" [ "$auth_cache" -gt 0 ] || [[ "$rsn_preauth" = 1 ]] || append "$var" "okc=0" "$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" "$N" config_get eap_reauth_period "$vif" eap_reauth_period [ -n "$eap_reauth_period" ] && append "$var" "eap_reauth_period=$eap_reauth_period" "$N" config_get dae_client "$vif" dae_client config_get dae_secret "$vif" dae_secret [ -n "$dae_client" -a -n "$dae_secret" ] && { config_get dae_port "$vif" dae_port append "$var" "radius_das_port=${dae_port:-3799}" "$N" append "$var" "radius_das_client=$dae_client $dae_secret" "$N" } config_get ownip "$vif" ownip append "$var" "own_ip_addr=$ownip" "$N" append "$var" "eapol_key_index_workaround=1" "$N" append "$var" "ieee8021x=1" "$N" append wpa_key_mgmt "WPA-EAP" [ -n "$wpa_group_rekey" ] && append "$var" "wpa_group_rekey=$wpa_group_rekey" "$N" [ -n "$wpa_pair_rekey" ] && append "$var" "wpa_ptk_rekey=$wpa_pair_rekey" "$N" [ -n "$wpa_master_rekey" ] && append "$var" "wpa_gmk_rekey=$wpa_master_rekey" "$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" [ -n "$wep_rekey" ] && append "$var" "wep_rekey_period=$wep_rekey" "$N" ;; esac case "$enc" in *shared*) auth_algs=2 ;; *mixed*) auth_algs=3 ;; esac wpa=0 crypto= ;; *) wpa=0 crypto= ;; esac append "$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" config_get wps_pin "$vif" wps_pin config_get_bool ext_registrar "$vif" ext_registrar 0 [ "$ext_registrar" -gt 0 -a -n "$bridge" ] && append "$var" "upnp_iface=$bridge" "$N" append "$var" "eap_server=1" "$N" [ -n "$wps_pin" ] && append "$var" "ap_pin=$wps_pin" "$N" append "$var" "wps_state=${wps_not_configured:-2}" "$N" append "$var" "ap_setup_locked=0" "$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 "1" ] then config_get nasid "$vif" nasid [ -n "$nasid" ] && append "$var" "nas_identifier=$nasid" "$N" config_get_bool ieee80211r "$vif" ieee80211r 0 if [ "$ieee80211r" -gt 0 ] then config_get mobility_domain "$vif" mobility_domain "4f57" config_get r0_key_lifetime "$vif" r0_key_lifetime "10000" config_get r1_key_holder "$vif" r1_key_holder "00004f577274" config_get reassociation_deadline "$vif" reassociation_deadline "1000" config_get r0kh "$vif" r0kh config_get r1kh "$vif" r1kh config_get_bool pmk_r1_push "$vif" pmk_r1_push 0 append "$var" "mobility_domain=$mobility_domain" "$N" append "$var" "r0_key_lifetime=$r0_key_lifetime" "$N" append "$var" "r1_key_holder=$r1_key_holder" "$N" append "$var" "reassociation_deadline=$reassociation_deadline" "$N" append "$var" "pmk_r1_push=$pmk_r1_push" "$N" for kh in $r0kh; do "$var" "r0kh=${kh//,/ }" "$N" done for kh in $r1kh; do "$var" "r1kh=${kh//,/ }" "$N" done [ "$wpa_key_mgmt" != "${wpa_key_mgmt/EAP/}" ] && append wpa_key_mgmt "FT-EAP" [ "$wpa_key_mgmt" != "${wpa_key_mgmt/PSK/}" ] && append wpa_key_mgmt "FT-PSK" fi [ -n "wpa_key_mgmt" ] && append "$var" "wpa_key_mgmt=$wpa_key_mgmt" fi if [ "$wpa" -ge "2" ] then # RSN -> allow preauthentication. You have two # options, rsn_preauth for production or rsn_preauth_testing # for validation / testing. if [ -n "$bridge" -a "$rsn_preauth" = 1 ] then append "$var" "rsn_preauth=1" "$N" append "$var" "rsn_preauth_interfaces=$bridge" "$N" append "$var" "okc=1" "$N" else # RSN preauthentication testings hould disable # Opportunistic Key Caching (okc) as otherwise the PMKSA # entry for a test could come from the Opportunistic Key Caching config_get rsn_preauth_testing "$vif" rsn_preauth_testing if [ -n "$bridge" -a "$rsn_preauth_testing" = 1 ] then append "$var" "rsn_preauth=1" "$N" append "$var" "rsn_preauth_interfaces=$bridge" "$N" append "$var" "okc=0" "$N" fi 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 config_get macfile "$vif" macfile config_get maclist "$vif" maclist if [ -z "$macfile" ] then # if no macfile has been specified, fallback to the default name # and truncate file to avoid aggregating entries over time macfile="/var/run/hostapd-$ifname.maclist" echo "" > "$macfile" else if [ -n "$maclist" ] then # to avoid to overwrite the original file, make a copy # before appending the entries specified by the maclist # option cp $macfile $macfile.maclist macfile=$macfile.maclist fi fi if [ -n "$maclist" ] then for mac in $maclist; do echo "$mac" >> $macfile done fi config_get macfilter "$vif" macfilter case "$macfilter" in allow) append "$var" "macaddr_acl=1" "$N" append "$var" "accept_mac_file=$macfile" "$N" ;; deny) append "$var" "macaddr_acl=0" "$N" append "$var" "deny_mac_file=$macfile" "$N" ;; esac } hostapd_set_log_options() { local var="$1" local cfg="$2" local log_level log_80211 log_8021x log_radius log_wpa log_driver log_iapp log_mlme config_get log_level "$cfg" log_level 2 config_get_bool log_80211 "$cfg" log_80211 1 config_get_bool log_8021x "$cfg" log_8021x 1 config_get_bool log_radius "$cfg" log_radius 1 config_get_bool log_wpa "$cfg" log_wpa 1 config_get_bool log_driver "$cfg" log_driver 1 config_get_bool log_iapp "$cfg" log_iapp 1 config_get_bool log_mlme "$cfg" log_mlme 1 local log_mask=$(( \ ($log_80211 << 0) | \ ($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" } hostapd_setup_vif() { local vif="$1" local driver="$2" local ifname device channel hwmode hostapd_cfg= config_get ifname "$vif" ifname config_get device "$vif" device config_get channel "$device" channel config_get hwmode "$device" hwmode hostapd_set_log_options hostapd_cfg "$device" hostapd_set_bss_options hostapd_cfg "$vif" case "$hwmode" in *bg|*gdt|*gst|*fh) hwmode=g;; *adt|*ast) hwmode=a;; esac [ "$channel" = auto ] && channel= [ -n "$channel" -a -z "$hwmode" ] && wifi_fixup_hwmode "$device" cat > /var/run/hostapd-$ifname.conf <