gen_proxy_48.sh

#!/bin/sh

random() {
	tr </dev/urandom -dc A-Za-z0-9 | head -c5
	echo
}

array=(1 2 3 4 5 6 7 8 9 0 a b c d e f)
main_interface=$(ip route get 8.8.8.8 | awk -- '{printf $5}')

gen64() {
	ip64() {
		echo "${array[$RANDOM % 16]}${array[$RANDOM % 16]}${array[$RANDOM % 16]}${array[$RANDOM % 16]}"
	}
	echo "$1:$(ip64):$(ip64):$(ip64):$(ip64):$(ip64)"
}

gen_data() {
    seq $FIRST_PORT $LAST_PORT | while read port; do
        echo "$IP4/$port/$(gen64 $IP6)"
    done
}

gen_iptables() {
    cat <<EOF
    $(awk -F "/" '{print "iptables -I INPUT -p tcp --dport " $2 "  -m state --state NEW -j ACCEPT"}' ${WORKDATA}) 
EOF
}

gen_ifconfig() {
    cat <<EOF
$(awk -F "/" '{print "ifconfig '$main_interface' inet6 add " $3 "/64"}' ${WORKDATA})
EOF
}

gen_3proxy() {
    cat <<EOF
daemon
maxconn 2000
nserver 1.1.1.1
nserver 8.8.4.4
nserver 2001:4860:4860::8888
nserver 2001:4860:4860::8844
nscache 65536
timeouts 1 5 30 60 180 1800 15 60
setgid 65535
setuid 65535
stacksize 6291456 
auth strong

users usrproxy:CL:passwdproxy

$(awk -F "/" '{print "auth strong\n" \
"proxy -6 -n -a -p" $2 " -i" $1 " -e"$3"\n" \
"flush\n"}' ${WORKDATA})
EOF
}

WORKDIR="/home/proxy-installer"
WORKDATA="${WORKDIR}/data.txt"
IP4=$(curl -4 -s icanhazip.com)
IP6=$(curl -6 -s icanhazip.com | cut -f1-3 -d':')

echo "Internal ip = ${IP4}. Exteranl sub for ip6 = ${IP6}"

FIRST_PORT=10000
LAST_PORT=13000

gen_data >$WORKDIR/data.txt
gen_iptables >$WORKDIR/boot_iptables.sh
gen_ifconfig >$WORKDIR/boot_ifconfig.sh

gen_3proxy >/usr/local/etc/3proxy/3proxy.cfg