#!/bin/sh
set -ef

: "${GPG_KEYSERVER:=hkps://keyserver.ubuntu.com}"

[ $# != 0 ] || exit 1

case "$1" in
1 | start )
	[ -n "${GNUPGHOME}" ] || exit 1
	[ -d "${GNUPGHOME}" ] || exit 1

	cd "${GNUPGHOME}"
	cat > gpg.conf <<-EOF
		quiet
		batch
		trust-model always
		no-auto-check-trustdb
		ignore-time-conflict
		keyid-format 0xlong
		keyserver ${GPG_KEYSERVER}
	EOF
	cat > dirmngr.conf <<-EOF
		quiet
		batch
		keyserver ${GPG_KEYSERVER}
	EOF
	gpg --update-trustdb >/dev/null 2>&1
	gpg --list-keys >/dev/null 2>&1
	dirmngr >/dev/null 2>&1
;;
0 | stop )
	[ -n "${GNUPGHOME}" ] || exit 0
	[ -d "${GNUPGHOME}" ] || exit 1

	cd "${GNUPGHOME}"
	gpgconf --kill all
	cd /
	rm -rf "${GNUPGHOME}"
;;
* )
	exit 1
;;
esac
exit 0