dotfiles/bin/pwenv
2019-10-19 12:36:38 +02:00

42 lines
676 B
Bash
Executable file

#!/bin/bash
set -eu
purge=0
ttl=259200
usage() { echo "Usage: $0 [-t SECONDS] [-f]" 1>&2; exit 1; }
while getopts ":ft:" o; do
case "${o}" in
f)
purge=1
;;
t)
ttl=${OPTARG}
;;
*)
usage
;;
esac
done
shift $((OPTIND-1))
var="$1"
shift
if [ -z "${var}" ]; then
usage
fi
function get_password() {
key="pwenv.${var}"
if [ "${purge}" == "1" ]; then
keyctl purge user ${key} 2>&1 >>/dev/null || true
fi
out=$(systemd-ask-password --accept-cached --keyname="${key}" "${var}:")
key_id=$(keyctl request user ${key} 2>/dev/null)
keyctl timeout $key_id $ttl
echo $out
}
exec env ${var}=$(get_password) "$@"