[kaeso]

> have disappeared like locksmith

Locksmith[0] implementation is tightly coupled to the specific update daemon, so it can't be directly re-used outside of Container Linux or without update-engine[1].

Its logic has been ported over to Zincati[2], which performs reboot management on top of rpm-ostree[3].

[0] https://github.com/coreos/locksmith

[1] https://github.com/coreos/update_engine

[2] https://github.com/coreos/zincati

[3] https://github.com/coreos/rpm-ostree