[improve][sec] Update OpenSSL API #509
Merged
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Fixes #508
Motivation
OpenSSL 3.x deprecated some APIs used in pulsar. These APIs will not exist in OpenSSL headers if you configure OpenSSL with "no-deprecated".
Modifications
Use EVP APIs to replace RSA APIs as suggested by OpenSSL 3.x
Here is the official example of the new APIs: https://docs.openssl.org/3.5/man3/EVP_PKEY_decrypt/#examples
Verifying this change
This change is already covered by existing tests, such as BasicEndToEndTest.testRSAEncryption
Documentation
doc-required(Your PR needs to update docs and you will update later)
[*]
doc-not-needed(Please explain why) Internal changes, not visible to pulsar users.
doc(Your PR contains doc changes)
doc-complete(Docs have been already added)