support CMK rotation

[nntp4]

feature description:
Change the key regularly at specified time intervals, with the interval unit measured in days.

background
key rotation is implemented in most KMS systems, it use for

1. minimize the risks of key leaks and misuse.
2. meet regulatory and standard requirements, and prevent security incidents.
3. improve the reliability and flexibility of user data.

[yang8621]

Thanks for your suggestion.
Key rotation was partially implemented in PR240.
Due to resource limitation, it's not fully implemented and verified yet.
We have put it in todo list and will prioritize required features recently.
Thanks you, @nntp4.

[nntp4]

Thanks for your suggestion. Key rotation was partially implemented in PR240. Due to resource limitation, it's not fully implemented and verified yet. We have put it in todo list and will prioritize required features recently. Thanks you, @nntp4.

Thanks for your reply， I got it.