ansible/roles/certbot/files/check-certs.sh

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#!/bin/sh
set -eu
umask 077
certbot certificates 2> /dev/null | awk '
{
if (/^ Certificate Name: /) { cert = $3 }
if (/^ Expiry Date: /) {
days = $6
if (days < 30) {
print cert " " days " days"
}
}
}
'