diff options
Diffstat (limited to 'package/network/services/hostapd/files/hostapd.sh')
| -rw-r--r-- | package/network/services/hostapd/files/hostapd.sh | 394 |
1 files changed, 394 insertions, 0 deletions
diff --git a/package/network/services/hostapd/files/hostapd.sh b/package/network/services/hostapd/files/hostapd.sh new file mode 100644 index 0000000..7aec7ad --- /dev/null +++ b/package/network/services/hostapd/files/hostapd.sh @@ -0,0 +1,394 @@ +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-$ifname.conf <<EOF +driver=$driver +interface=$ifname +${hwmode:+hw_mode=${hwmode#11}} +${channel:+channel=$channel} +$hostapd_cfg +EOF + hostapd -P /var/run/wifi-$ifname.pid -B /var/run/hostapd-$ifname.conf +} + |