69 lines
1.7 KiB
Bash
Executable file
69 lines
1.7 KiB
Bash
Executable file
#!/bin/sh
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IFNAME=$1
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CMD=$2
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kill_daemon() {
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NAME=$1
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PF=$2
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if [ ! -r $PF ]; then
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return
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fi
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PID=`cat $PF`
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if [ $PID -gt 0 ]; then
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if ps $PID | grep -q $NAME; then
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kill $PID
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fi
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fi
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rm $PF
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}
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if [ "$CMD" = "P2P-GROUP-STARTED" ]; then
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GIFNAME=$3
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if [ "$4" = "GO" ]; then
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kill_daemon udhcpc /var/run/udhcpc-$GIFNAME.pid
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ifconfig $GIFNAME 192.168.42.1 up
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udhcpd /etc/udhcpd-p2p.conf
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fi
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if [ "$4" = "client" ]; then
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kill_daemon udhcpc /var/run/udhcpc-$GIFNAME.pid
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kill_daemon udhcpd /var/run/udhcpd-$GIFNAME.pid
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udhcpc -i $GIFNAME -p /var/run/udhcpc-$GIFNAME.pid \
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-s /etc/udhcpc.script
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fi
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fi
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if [ "$CMD" = "P2P-GROUP-REMOVED" ]; then
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GIFNAME=$3
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if [ "$4" = "GO" ]; then
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kill_daemon udhcpd /var/run/udhcpd-$GIFNAME.pid
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ifconfig $GIFNAME 0.0.0.0
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fi
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if [ "$4" = "client" ]; then
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kill_daemon udhcpc /var/run/udhcpc-$GIFNAME.pid
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ifconfig $GIFNAME 0.0.0.0
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fi
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fi
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if [ "$CMD" = "P2P-CROSS-CONNECT-ENABLE" ]; then
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GIFNAME=$3
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UPLINK=$4
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# enable NAT/masquarade $GIFNAME -> $UPLINK
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iptables -P FORWARD DROP
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iptables -t nat -A POSTROUTING -o $UPLINK -j MASQUERADE
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iptables -A FORWARD -i $UPLINK -o $GIFNAME -m state --state RELATED,ESTABLISHED -j ACCEPT
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iptables -A FORWARD -i $GIFNAME -o $UPLINK -j ACCEPT
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sysctl net.ipv4.ip_forward=1
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fi
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if [ "$CMD" = "P2P-CROSS-CONNECT-DISABLE" ]; then
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GIFNAME=$3
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UPLINK=$4
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# disable NAT/masquarade $GIFNAME -> $UPLINK
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sysctl net.ipv4.ip_forward=0
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iptables -t nat -D POSTROUTING -o $UPLINK -j MASQUERADE
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iptables -D FORWARD -i $UPLINK -o $GIFNAME -m state --state RELATED,ESTABLISHED -j ACCEPT
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iptables -D FORWARD -i $GIFNAME -o $UPLINK -j ACCEPT
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fi
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