This feature would have been useful earlier when I was changing the TLD
state on a sandbox TLD on-the-fly for testing purposes.
-------------
Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=128088578
The tool needs to:
* Replace all hosts on a domain with a provided set of hosts
* Add 3 server locks to the domain
* Print an undo command that restores the domain to its original state
-------------
Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=121944934