tomcat白名单（九）end

about health check api:
 

Period	TLS termination mode	sprint boot	tcp tunnel	health check	comment
before Sept 2023	edge	http 20000	/	http 20000
Sept 2023 - Apr 2024	passthrough	http 8081	tls 20000	http 8081
Apr 2024	passthrough	http 8081	tls 20000	https 20000	tcp tunnel is taking care ssl of health check api
Apr 2024	edge	http 20000	removed	https 20000	fail, given 'edge' as TLS termination mode, ssl is handled by HA proxy, but health doesn't pass through HA proxy, instead it arrives springboot directly, who is http
May 3 2024	edge	http 20000	removed	http 20000