mirror of
				git://git.openwrt.org/openwrt/openwrt.git
				synced 2025-10-31 05:54:26 -04:00 
			
		
		
		
	
		
			
				
	
	
		
			264 lines
		
	
	
		
			8.1 KiB
		
	
	
	
		
			Bash
		
	
	
	
	
	
			
		
		
	
	
			264 lines
		
	
	
		
			8.1 KiB
		
	
	
	
		
			Bash
		
	
	
	
	
	
| hostapd_set_bss_options() {
 | |
| 	local var="$1"
 | |
| 	local vif="$2"
 | |
| 	local enc wep_rekey wpa_group_rekey wpa_pair_rekey wpa_master_rekey wps_possible
 | |
| 
 | |
| 	config_get enc "$vif" encryption
 | |
| 	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 "$vif" isolate 0
 | |
| 
 | |
| 	config_get device "$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" "$N"
 | |
| 	fi
 | |
| 
 | |
| 	# Examples:
 | |
| 	# psk-mixed/tkip 	=> WPA1+2 PSK, TKIP
 | |
| 	# wpa-psk2/tkip+aes	=> WPA2 PSK, CCMP+TKIP
 | |
| 	# wpa2/tkip+aes 	=> WPA2 RADIUS, CCMP+TKIP
 | |
| 	# ...
 | |
| 
 | |
| 	# TODO: move this parsing function somewhere generic, so that
 | |
| 	# later it can be reused by drivers that don't use hostapd
 | |
| 
 | |
| 	# crypto defaults: WPA2 vs WPA1
 | |
| 	case "$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
 | |
| 		*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"  "$N"
 | |
| 		;;
 | |
| 		*wpa*)
 | |
| 			# required fields? formats?
 | |
| 			# hostapd is particular, maybe a default configuration for failures
 | |
| 			config_get auth_server "$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"
 | |
| 			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 "$var" "nas_identifier=$nasid" "$N"
 | |
| 			append "$var" "eapol_key_index_workaround=1" "$N"
 | |
| 			append "$var" "ieee8021x=1" "$N"
 | |
| 			append "$var" "wpa_key_mgmt=WPA-EAP" "$N"
 | |
| 			[ -n "$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 "$vif" wps_manufacturer "openwrt.org"
 | |
| 
 | |
| 		append "$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_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
 | |
| }
 | |
| 
 |