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#!/bin/sh
# Copyright (c) 2016 Peter Palfrader <peter@palfrader.org>
#
# Permission is hereby granted, free of charge, to any person obtaining
# a copy of this software and associated documentation files (the
# "Software"), to deal in the Software without restriction, including
# without limitation the rights to use, copy, modify, merge, publish,
# distribute, sublicense, and/or sell copies of the Software, and to
# permit persons to whom the Software is furnished to do so, subject to
# the following conditions:
#
# The above copyright notice and this permission notice shall be
# included in all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
set -e
set -u
cd ~/certs
for crt in *-combined.crt; do
digest=$(openssl rsa -pubout -outform DER < ${crt%-combined.crt}.key 2>/dev/null | sha256sum | awk '{print $1}')
ports="443"
portsfile="${crt%-combined.crt}.ports"
if [ -e "$portsfile" ] ; then
ports=$(cat "$portsfile")
fi
(
openssl x509 -noout -text < "$crt" | awk '/X509v3 Subject Alternative Name/ {getline;gsub(/ /, "", $0); print}' | tr ',' '\n' | awk -F: '$1=="DNS" {print $2}';
openssl x509 -noout -subject < "$crt"| sed -e 's/^subject.*CN[[:space:]]*=[[:space:]]*\([a-zA-Z0-9\.\-\*]*\).*$/\1/'
) | sort -u | while read cn; do
for port in $ports; do
#~/swede/swede create --output rfc --usage=3 --selector=1 --mtype=1 --certificate "$crt" --port "$port" "$cn"
printf "_%d._tcp.%-40s IN TLSA 3 1 1 %s\n" "${port}" "${cn}." "${digest}"
done
done
done
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