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xl / unix socket sniffing

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unix socket sniffing.md Raw

move the socket

mv /var/run/docker.sock /var/run/docker.sock.original

redirect all socket communications to a tcp listener in port 1234

socat TCP-LISTEN:1234,reuseaddr,fork UNIX-CONNECT:/var/run/docker.sock.original

create a new proxy socket to be use by the application

socat UNIX-LISTEN:/var/run/docker.sock,fork TCP-CONNECT:127.0.0.1:1234

sniff the traffic

tcpdump -i lo -netvv port 1234