mailcow/port-check.sh

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397 B
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Executable File

#!/bin/bash
. mailcow.conf
for port in ${SMTP_PORT} ${SMTPS_PORT} ${SUBMISSION_PORT} ${IMAP_PORT} ${IMAPS_PORT} ${POP_PORT} ${POPS_PORT} ${SIEVE_PORT} 443; do
if [[ ! -z $(ss -tlnp "( sport = :$port )" 2> /dev/null | grep LISTEN | grep -vi docker) ]]; then
echo "Port $port is in use by other process."
err=1
fi
done
if [[ ${err} == "1" ]]; then
echo
echo "Exiting."
exit 1
fi
exit 0