www.project-moonshot.org Git - mech_eap.orig/blob - libeap/wpa_supplicant/examples/p2p-action.sh

   1 #!/bin/sh
   2
   3 IFNAME=$1
   4 CMD=$2
   5
   6 kill_daemon() {
   7     NAME=$1
   8     PF=$2
   9
  10     if [ ! -r $PF ]; then
  11         return
  12     fi
  13
  14     PID=`cat $PF`
  15     if [ $PID -gt 0 ]; then
  16         if ps $PID | grep -q $NAME; then
  17             kill $PID
  18         fi
  19     fi
  20     rm $PF
  21 }
  22
  23 if [ "$CMD" = "P2P-GROUP-STARTED" ]; then
  24     GIFNAME=$3
  25     if [ "$4" = "GO" ]; then
  26         kill_daemon dhclient /var/run/dhclient-$GIFNAME.pid
  27         rm /var/run/dhclient.leases-$GIFNAME
  28         kill_daemon dnsmasq /var/run/dnsmasq.pid-$GIFNAME
  29         ifconfig $GIFNAME 192.168.42.1 up
  30         dnsmasq -x /var/run/dnsmasq.pid-$GIFNAME \
  31             -i $GIFNAME \
  32             -F192.168.42.11,192.168.42.99
  33     fi
  34     if [ "$4" = "client" ]; then
  35         kill_daemon dhclient /var/run/dhclient-$GIFNAME.pid
  36         rm /var/run/dhclient.leases-$GIFNAME
  37         kill_daemon dnsmasq /var/run/dnsmasq.pid-$GIFNAME
  38         dhclient -pf /var/run/dhclient-$GIFNAME.pid \
  39             -lf /var/run/dhclient.leases-$GIFNAME \
  40             -nw \
  41             $GIFNAME
  42     fi
  43 fi
  44
  45 if [ "$CMD" = "P2P-GROUP-REMOVED" ]; then
  46     GIFNAME=$3
  47     if [ "$4" = "GO" ]; then
  48         kill_daemon dnsmasq /var/run/dnsmasq.pid-$GIFNAME
  49         ifconfig $GIFNAME 0.0.0.0
  50     fi
  51     if [ "$4" = "client" ]; then
  52         kill_daemon dhclient /var/run/dhclient-$GIFNAME.pid
  53         rm /var/run/dhclient.leases-$GIFNAME
  54         ifconfig $GIFNAME 0.0.0.0
  55     fi
  56 fi
  57
  58 if [ "$CMD" = "P2P-CROSS-CONNECT-ENABLE" ]; then
  59     GIFNAME=$3
  60     UPLINK=$4
  61     # enable NAT/masquarade $GIFNAME -> $UPLINK
  62     iptables -P FORWARD DROP
  63     iptables -t nat -A POSTROUTING -o $UPLINK -j MASQUERADE
  64     iptables -A FORWARD -i $UPLINK -o $GIFNAME -m state --state RELATED,ESTABLISHED -j ACCEPT
  65     iptables -A FORWARD -i $GIFNAME -o $UPLINK -j ACCEPT
  66     sysctl net.ipv4.ip_forward=1
  67 fi
  68
  69 if [ "$CMD" = "P2P-CROSS-CONNECT-DISABLE" ]; then
  70     GIFNAME=$3
  71     UPLINK=$4
  72     # disable NAT/masquarade $GIFNAME -> $UPLINK
  73     sysctl net.ipv4.ip_forward=0
  74     iptables -t nat -D POSTROUTING -o $UPLINK -j MASQUERADE
  75     iptables -D FORWARD -i $UPLINK -o $GIFNAME -m state --state RELATED,ESTABLISHED -j ACCEPT
  76     iptables -D FORWARD -i $GIFNAME -o $UPLINK -j ACCEPT
  77 fi