server $ cat proxy
proxyport(){
iptables -t nat -A PREROUTING -p tcp --dport $1 -j REDIRECT --to-port $2
iptables -t nat -I OUTPUT -p tcp -d $(curl -s https://checkip.amazonaws.com) --dport $1 -j REDIRECT --to-port $2 # reverse ip
}
server $ source proxy
server $ proxyport 80 8080
server $ proxyport 81 8181
server $ proxyport 443 4443
Last active
April 3, 2023 14:04
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using iptables to redirect low ports to high ports with rootless podman docker containers
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