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Below is the list of endpoints configured with examples of usage (curl using localhost:8080 as host example).
Endpoints
Info: /manage/info
The endpoint provides information about the application build (content of /META-INF/build-info.properties files)
Code Block | ||
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$ curl http://localhost:8080/manage/info -i -X GET |
Health: /manage/health
The set of endpoints providing the current status of various components and the application in general.
The status returned is one of below:
- UP - The component or subsystem is working as expected.
- DOWN - The component is not working.
- OUT_OF_SERVICE - The component is out of service temporarily.
- UNKNOWN - The component state is unknown.
The following separate components are configured for health status check
- /manage/health/db - provides information on database type and connectivity state
- /manage/health/diskSpace - provides information on current disk space usage and threshold configured
- /manage/health/ping - ability to be pinged (always UP)
Code Block | ||
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$ curl http://localhost:8080/manage/health -i -X GET
$ curl http://localhost:8080/manage/health/db -i -X GET
$ curl http://localhost:8080/manage/health/diskSpace -i -X GET
$ curl http://localhost:8080/manage/health/ping -i -X GET |
The following endpoints are exposed to provide readiness and liveness probes for containerized application management
platforms like kubernetes
- /manage/health/readiness - indicates the application completed the initialization stage and ready to accept the requests
- /manage/health/liveness - indicates the application is up and running, no need to restart the container
Code Block | |||||
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$ curl http://localhost:8080/manage/health/readiness -i -X GET
$ curl http://localhost:8080/manage/health/liveness -i -X GET |
Logging: /manage/loggers
The endpoint allows to retrieve information about and update the log level setting on per logger identifier basis.
The following endpoints are exposed
- /manage/loggers - provides information about all the loggers configured
- /manage/loggers/{logger-id} GET - retrieves log level settings for requested logger identifier
- /manage/loggers/{logger-id} POST - updates or resets the log level settings for requested logger identifier
Getting log level information :
Code Block | ||
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$ curl http://localhost:8080/manage/loggers -i -X GET $ curl http://localhost:8080/manage/info/loggers/org.onap.cps -i -X GET |
Health
Loggers
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Updating log level:
Code Block | ||
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$ curl http://localhost:8080/manage/loggers/org.onap.cps -i -X POST -H 'Content-Type: application/json' -d '{"configuredLevel": "DEBUG"}' |
Resetting log level:
Code Block | ||
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$ curl http://localhost:8080/manage/loggers/org.onap.cps -i -X POST -H 'Content-Type: application/json' -d '{}' |
Resources
Documentation:
Tutorials:
- https://spring.io/guides/gs/actuator-service/
- https://www.baeldung.com/spring-boot-actuators
- https://www.baeldung.com/spring-boot-changing-log-level-at-runtime