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- # SPDX-License-Identifier: BSD-3-Clause
- source helpers.sh
- get_new_clock() {
- tpm2 readclock > clock.yaml
- local clock=$(yaml_get_kv clock.yaml clock_info clock)
- # the magic number is enough time where where setting the clock to a point
- # in the future from where we read it.
- clock=$(($clock + 100000))
- echo -n $clock
- }
- cleanup() {
- tpm2 changeauth -c o -p newowner 2>/dev/null || true
- tpm2 changeauth -c p -p newplatform 2>/dev/null || true
- rm -f clock.yaml
- if [ "$1" != "no-shut-down" ]; then
- shut_down
- fi
- }
- trap cleanup EXIT
- start_up
- tpm2 setclock $(get_new_clock)
- # validate hierarchies and passwords
- tpm2 changeauth -c o newowner
- tpm2 changeauth -c p newplatform
- tpm2 setclock -c o -p newowner $(get_new_clock)
- tpm2 setclock -c p -p newplatform $(get_new_clock)
- exit 0
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