#!/bin/bash -x
# vim: set ts=8 shiftwidth=4 softtabstop=4 expandtab smarttab colorcolumn=80:
#
# Copyright (c) 2020 Red Hat, Inc.
# Author: Sergio Correia <scorreia@redhat.com>
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.
#

TEST="${0}"
. tests-common-functions
. clevis-luks-common-functions

function on_exit() {
    [ -d "${TMP}" ] || return 0
    tang_stop "${TMP}"
    rm -rf "${TMP}"
}

trap 'on_exit' EXIT

TMP=$(mktemp -d)

port=$(get_random_port)
tang_run "${TMP}" "${port}" &
tang_wait_until_ready "${port}"

url="http://${TANG_HOST}:${port}"
adv="${TMP}/adv"
tang_get_adv "${port}" "${adv}"

cfg=$(printf '{"t": 1, "pins":{"tang":[{"url":"%s"}], "sss":{"t":1,"pins":{"tang":[{"url":"%s"}]}}}}' "${url}" "${url}")

# LUKS2.
DEV="${TMP}/luks2-device"
new_device "luks2" "${DEV}"

SLT=3
if ! clevis luks bind -y -d "${DEV}" -s "${SLT}" sss "${cfg}" <<< "${DEFAULT_PASS}"; then
    error "${TEST}: Bind should have succeeded."
fi

# Report should return 0, as no keys are rotated.
if ! clevis luks report -q -d "${DEV}" -s "${SLT}"; then
    error "${TEST}: report should have succeeded, since no keys were rotated"
fi

# Now let's rotate the keys.
tang_new_keys "${TMP}" "rotate-keys"

# Report should now return 1.
if clevis luks report -q -d "${DEV}" -s "${SLT}"; then
    error "${TEST}: report should have indicated keys were rotated"
fi

# Now let's regen the keys.
if ! clevis luks report -q -r -d "${DEV}" -s "${SLT}"; then
    error "${TEST}: report with regen should have succeeded"
fi

# Report should return 0 again.
if ! clevis luks report -q -d "${DEV}" -s "${SLT}"; then
    error "${TEST}: report should have succeeded after regen"
fi