660a90c3efaed7b446ded279207a612285f22ded
[openwrt/svn-archive/archive.git] / package / hostapd / files / hostapd.sh
1 hostapd_setup_vif() {
2 local vif="$1"
3 local driver="$2"
4 local hostapd_cfg=
5
6 # Examples:
7 # psk-mixed/tkip => WPA1+2 PSK, TKIP
8 # wpa-psk2/tkip+aes => WPA2 PSK, CCMP+TKIP
9 # wpa2/tkip+aes => WPA2 RADIUS, CCMP+TKIP
10 # ...
11
12 # TODO: move this parsing function somewhere generic, so that
13 # later it can be reused by drivers that don't use hostapd
14
15 # crypto defaults: WPA2 vs WPA1
16 case "$enc" in
17 wpa2*|WPA2*|*PSK2*|*psk2*)
18 wpa=2
19 crypto="CCMP"
20 ;;
21 *mixed*)
22 wpa=3
23 crypto="CCMP TKIP"
24 ;;
25 *)
26 wpa=1
27 crypto="TKIP"
28 ;;
29 esac
30
31 # explicit override for crypto setting
32 case "$enc" in
33 *tkip+aes|*TKIP+AES|*tkip+ccmp|*TKIP+CCMP) crypto="CCMP TKIP";;
34 *tkip|*TKIP) crypto="TKIP";;
35 *aes|*AES|*ccmp|*CCMP) crypto="CCMP";;
36 esac
37
38 # use crypto/auth settings for building the hostapd config
39 case "$enc" in
40 *psk*|*PSK*)
41 config_get psk "$vif" key
42 append hostapd_cfg "wpa_passphrase=$psk" "$N"
43 ;;
44 *wpa*|*WPA*)
45 # required fields? formats?
46 # hostapd is particular, maybe a default configuration for failures
47 config_get server "$vif" server
48 append hostapd_cfg "auth_server_addr=$server" "$N"
49 config_get port "$vif" port
50 port=${port:-1812}
51 append hostapd_cfg "auth_server_port=$port" "$N"
52 config_get secret "$vif" key
53 append hostapd_cfg "auth_server_shared_secret=$secret" "$N"
54 config_get nasid "$vif" nasid
55 append hostapd_cfg "nas_identifier=$nasid" "$N"
56 append hostapd_cfg "eapol_key_index_workaround=1" "$N"
57 append hostapd_cfg "radius_acct_interim_interval=300" "$N"
58 append hostapd_cfg "ieee8021x=1" "$N"
59 append hostapd_cfg "auth_algs=1" "$N"
60 append hostapd_cfg "wpa_key_mgmt=WPA-EAP" "$N"
61 append hostapd_cfg "wpa_group_rekey=300" "$N"
62 append hostapd_cfg "wpa_gmk_rekey=640" "$N"
63 ;;
64 *)
65 return 0;
66 ;;
67 esac
68 config_get ifname "$vif" ifname
69 config_get bridge "$vif" bridge
70 config_get ssid "$vif" ssid
71 cat > /var/run/hostapd-$ifname.conf <<EOF
72 driver=$driver
73 interface=$ifname
74 ${bridge:+bridge=$bridge}
75 ssid=$ssid
76 debug=0
77 wpa=$wpa
78 wpa_pairwise=$crypto
79 $hostapd_cfg
80 EOF
81 hostapd -B /var/run/hostapd-$ifname.conf
82 }
83