spring-actuator-demo

demo how to use a spring actuator to monitor the application.

Health endpoint

Provides status of application
Provides status of dependencies

Info endpoint

Provides customizable piont of information

JMX(Java Management Extention) Functionality

Beans:a list of all beans in the application context
Env:a list of the state of the environent
Memory dumps: Heapdump and threaddump
Mappings:a list of web URL mappings
Metrics:micrometer metrix

Define Exposures

management.endpoints.jmx.exposure.exclude/include
management.endpoints.web.exposure.exclude/include
management.endpoint..enabled

Securing Actuator

Actuator is a data sensitive exposure piont.
Spring security must be enabled to protect it.
Even inside the orgnisation actuator should be protected.