#! /usr/bin/env bash
#
# Signs $1 with the Zeek GPG key. Signature will be written to $1.asc.
#
# GPG agent needs to be running.
#
# Needs gpg2.

GPG=$(which gpg2)
KEY=F8CB8019

if [ "$GPG" == "" ]; then
    echo "Can't find gpg2."
    exit 1
fi

if [ "$#" != 1 ]; then
    echo "usage: $(basename $0) <file>"
    exit 1
fi

if ! gpg-agent -q; then
    echo "GPG agent not running."
    exit 1
fi

FILE=$1

$GPG --detach-sign -a -u $KEY --openpgp -o $FILE.asc $FILE