package/hostapd/files/wpa_supplicant.sh

   1 wpa_supplicant_setup_vif() {
   2         local vif="$1"
   3         local driver="$2"
   4         local key="$key"
   5         local options="$3"
   6
   7         # wpa_supplicant should use wext for mac80211 cards
   8         [ "$driver" = "mac80211" ] && driver='wext'
   9
  10         # make sure we have the encryption type and the psk
  11         [ -n "$enc" ] || {
  12                 config_get enc "$vif" encryption
  13         }
  14         [ -n "$key" ] || {
  15                 config_get key "$vif" key
  16         }
  17
  18         local net_cfg bridge
  19         config_get bridge "$vif" bridge
  20         [ -z "$bridge" ] && {
  21                 net_cfg="$(find_net_config "$vif")"
  22                 [ -z "$net_cfg" ] || bridge="$(bridge_interface "$net_cfg")"
  23                 config_set "$vif" bridge "$bridge"
  24         }
  25
  26         case "$enc" in
  27                 *none*)
  28                         key_mgmt='NONE'
  29                 ;;
  30                 *wep*)
  31                         key_mgmt='NONE'
  32                         config_get key "$vif" key
  33                         key="${key:-1}"
  34                         case "$key" in
  35                                 [1234])
  36                                         for idx in 1 2 3 4; do
  37                                                 local zidx
  38                                                 zidx=$(($idx - 1))
  39                                                 config_get ckey "$vif" "key${idx}"
  40                                                 [ -n "$ckey" ] && \
  41                                                         append "wep_key${zidx}" "wep_key${zidx}=$(prepare_key_wep "$ckey")"
  42                                         done
  43                                         wep_tx_keyidx="wep_tx_keyidx=$((key - 1))"
  44                                 ;;
  45                                 *)
  46                                         wep_key0="wep_key0=$(prepare_key_wep "$key")"
  47                                         wep_tx_keyidx="wep_tx_keyidx=0"
  48                                 ;;
  49                         esac
  50                 ;;
  51                 *psk*)
  52                         key_mgmt='WPA-PSK'
  53                         config_get_bool usepassphrase "$vif" passphrase 1
  54                         if [ "$usepassphrase" = "1" ]; then
  55                                 passphrase="psk=\"${key}\""
  56                         else
  57                                 passphrase="psk=${key}"
  58                         fi
  59                         case "$enc" in
  60                                 *psk2*)
  61                                         proto='proto=RSN'
  62                                         config_get ieee80211w "$vif" ieee80211w
  63                                 ;;
  64                                 *psk*)
  65                                         proto='proto=WPA'
  66                                 ;;
  67                         esac
  68                 ;;
  69                 *wpa*|*8021x*)
  70                         proto='proto=WPA2'
  71                         key_mgmt='WPA-EAP'
  72                         config_get ieee80211w "$vif" ieee80211w
  73                         config_get ca_cert "$vif" ca_cert
  74                         config_get eap_type "$vif" eap_type
  75                         ca_cert=${ca_cert:+"ca_cert=\"$ca_cert\""}
  76                         case "$eap_type" in
  77                                 tls)
  78                                         pairwise='pairwise=CCMP'
  79                                         group='group=CCMP'
  80                                         config_get priv_key "$vif" priv_key
  81                                         config_get priv_key_pwd "$vif" priv_key_pwd
  82                                         priv_key="private_key=\"$priv_key\""
  83                                         priv_key_pwd="private_key_passwd=\"$priv_key_pwd\""
  84                                 ;;
  85                                 peap|ttls)
  86                                         config_get auth "$vif" auth
  87                                         config_get identity "$vif" identity
  88                                         config_get password "$vif" password
  89                                         phase2="phase2=\"auth=${auth:-MSCHAPV2}\""
  90                                         identity="identity=\"$identity\""
  91                                         password="password=\"$password\""
  92                                 ;;
  93                         esac
  94                         eap_type="eap=$(echo $eap_type | tr 'a-z' 'A-Z')"
  95                 ;;
  96         esac
  97
  98         case "$ieee80211w" in
  99                 [012])
 100                         ieee80211w="ieee80211w=$ieee80211w"
 101                 ;;
 102         esac
 103
 104         config_get ifname "$vif" ifname
 105         config_get bridge "$vif" bridge
 106         config_get ssid "$vif" ssid
 107         config_get bssid "$vif" bssid
 108         bssid=${bssid:+"bssid=$bssid"}
 109         rm -rf /var/run/wpa_supplicant-$ifname
 110         cat > /var/run/wpa_supplicant-$ifname.conf <<EOF
 111 ctrl_interface=/var/run/wpa_supplicant-$ifname
 112 network={
 113         scan_ssid=1
 114         ssid="$ssid"
 115         $bssid
 116         key_mgmt=$key_mgmt
 117         $proto
 118         $ieee80211w
 119         $passphrase
 120         $pairwise
 121         $group
 122         $eap_type
 123         $ca_cert
 124         $priv_key
 125         $priv_key_pwd
 126         $phase2
 127         $identity
 128         $password
 129         $wep_key0
 130         $wep_key1
 131         $wep_key2
 132         $wep_key3
 133         $wep_tx_keyidx
 134 }
 135 EOF
 136         [ -z "$proto" -a "$key_mgmt" != "NONE" ] || \
 137                 wpa_supplicant ${bridge:+ -b $bridge} -B -P "/var/run/wifi-${ifname}.pid" -D ${driver:-wext} -i "$ifname" -c /var/run/wpa_supplicant-$ifname.conf $options
 138 }