Allow configuring strictSSL in thrift server
Allow configuring strictSSL in thrift server

Summary:
For Thrift servers that require TLS, it makes sense to require all TLS certs + keys
exist on startup. Otherwise, the server will not support TLS, but will appear as though its
up and working.

Reviewed By: yfeldblum

Differential Revision: D6828938

fbshipit-source-id: d41fbaa053645387af81cd9e162d9891268bccf5

facebook/fbthrift,facebook/fbthrift,facebook/fbthrift,facebook/fbthrift,facebook/fbthrift,facebook/fbthrift,facebook/fbthrift,facebook/fbthrift,facebook/fbthrift