package/hostapd/files/wpa_supplicant.sh

   1 wpa_supplicant_setup_vif() {
   2         local vif="$1"
   3         local driver="$2"
   4         local key="$key"
   5
   6         # wpa_supplicant should use wext for mac80211 cards
   7         [ "$driver" = "mac80211" ] && driver='wext'
   8
   9         # make sure we have the encryption type and the psk
  10         [ -n "$enc" ] || {
  11                 config_get enc "$vif" encryption
  12         }
  13         [ -n "$key" ] || {
  14                 config_get key "$vif" key
  15         }
  16
  17         local net_cfg bridge
  18         config_get bridge "$vif" bridge
  19         [ -z "$bridge" ] && {
  20                 net_cfg="$(find_net_config "$vif")"
  21                 [ -z "$net_cfg" ] || bridge="$(bridge_interface "$net_cfg")"
  22                 config_set "$vif" bridge "$bridge"
  23         }
  24
  25         case "$enc" in
  26                 *none*)
  27                         key_mgmt='NONE'
  28                 ;;
  29                 *wep*)
  30                         key_mgmt='NONE'
  31                         config_get key "$vif" key
  32                         key="${key:-1}"
  33                         case "$key" in
  34                                 [1234])
  35                                         for idx in 1 2 3 4; do
  36                                                 local zidx
  37                                                 zidx=$(($idx - 1))
  38                                                 config_get ckey "$vif" "key${idx}"
  39                                                 [ -n "$ckey" ] && \
  40                                                         append "wep_key${zidx}" "wep_key${zidx}=$(prepare_key_wep "$ckey")"
  41                                         done
  42                                         wep_tx_keyidx="wep_tx_keyidx=$((key - 1))"
  43                                 ;;
  44                                 *)
  45                                         wep_key0="wep_key0=$(prepare_key_wep "$key")"
  46                                         wep_tx_keyidx="wep_tx_keyidx=0"
  47                                 ;;
  48                         esac
  49                 ;;
  50                 *psk*)
  51                         key_mgmt='WPA-PSK'
  52                         config_get_bool usepassphrase "$vif" passphrase 1
  53                         if [ "$usepassphrase" = "1" ]; then
  54                                 passphrase="psk=\"${key}\""
  55                         else
  56                                 passphrase="psk=${key}"
  57                         fi
  58                         case "$enc" in
  59                                 *psk2*)
  60                                         proto='proto=RSN'
  61                                 ;;
  62                                 *psk*)
  63                                         proto='proto=WPA'
  64                                 ;;
  65                         esac
  66                 ;;
  67                 *wpa*|*8021x*)
  68                         proto='proto=WPA2'
  69                         key_mgmt='WPA-EAP'
  70                         config_get ca_cert "$vif" ca_cert
  71                         ca_cert=${ca_cert:+"ca_cert=\"$ca_cert\""}
  72                         case "$eap_type" in
  73                                 tls)
  74                                         pairwise='pairwise=CCMP'
  75                                         group='group=CCMP'
  76                                         config_get priv_key "$vif" priv_key
  77                                         config_get priv_key_pwd "$vif" priv_key_pwd
  78                                         priv_key="private_key=\"$priv_key\""
  79                                         priv_key_pwd="private_key_passwd=\"$priv_key_pwd\""
  80                                 ;;
  81                                 peap|ttls)
  82                                         config_get auth "$vif" auth
  83                                         config_get identity "$vif" identity
  84                                         config_get password "$vif" password
  85                                         phase2="phase2=\"auth=${auth:-MSCHAPV2}\""
  86                                         identity="identity=\"$identity\""
  87                                         password="password=\"$password\""
  88                                 ;;
  89                         esac
  90                         eap_type="eap=$(echo $eap_type | tr 'a-z' 'A-Z')"
  91                 ;;
  92         esac
  93         config_get ifname "$vif" ifname
  94         config_get bridge "$vif" bridge
  95         config_get ssid "$vif" ssid
  96         config_get bssid "$vif" bssid
  97         bssid=${bssid:+"bssid=$bssid"}
  98         rm -rf /var/run/wpa_supplicant-$ifname
  99         cat > /var/run/wpa_supplicant-$ifname.conf <<EOF
 100 ctrl_interface=/var/run/wpa_supplicant-$ifname
 101 network={
 102         scan_ssid=1
 103         ssid="$ssid"
 104         $bssid
 105         key_mgmt=$key_mgmt
 106         $proto
 107         $passphrase
 108         $pairwise
 109         $group
 110         $eap_type
 111         $ca_cert
 112         $priv_key
 113         $priv_key_pwd
 114         $phase2
 115         $identity
 116         $password
 117         $wep_key0
 118         $wep_key1
 119         $wep_key2
 120         $wep_key3
 121         $wep_tx_keyidx
 122 }
 123 EOF
 124         [ -z "$proto" -a "$key_mgmt" != "NONE" ] || \
 125                 wpa_supplicant ${bridge:+ -b $bridge} -B -P "/var/run/wifi-${ifname}.pid" -D ${driver:-wext} -i "$ifname" -c /var/run/wpa_supplicant-$ifname.conf
 126 }