Setup Java RMI registry and parse RMI calls.

rmi_dump.sh

#!/bin/bash
# haqpl
# https://aweirdimagination.net/2020/06/28/kill-child-jobs-on-script-exit/
cleanup() {
    # kill all processes whose parent is this process
    pkill -P $$
}

for sig in INT QUIT HUP TERM; do
  trap "
    cleanup
    trap - $sig EXIT
    kill -s $sig "'"$$"' "$sig"
done
trap cleanup EXIT

rmiregistry 1098 & 
socat TCP4-LISTEN:$1,fork TCP6:[::1]:1098 | sudo tshark -i $2 -T fields -Y "rmi.outputstream.message == 0x50" -e "rmi.serialization_data" > rmi_calls