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Merge branch 'main' into 4.0.x

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Phillip Webb
2025-05-20 17:19:57 -07:00
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spring-boot-project/spring-boot-docs/src/docs/antora/modules/reference/pages/actuator/metrics.adoc
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@@ -836,13 +836,9 @@ To customize the tags, provide a javadoc:org.springframework.context.annotation.
[[actuator.metrics.supported.ssl]]
=== SSL bundle metrics
Spring Boot Actuator publishes two metrics about SSL bundles:
The metric `ssl.chains` gauges how many certificate chains have been registered.
The `status` tag can be used to differentiate between valid, not-yet-valid, expired and soon-to-be-expired certificates.
=== SSL Bundle Metrics
Spring Boot Actuator publishes expiry metrics about SSL bundles.
The metric `ssl.chain.expiry` gauges the expiry date of each certificate chain in seconds.
This number will be negative if the chain has already expired.
This metric is tagged with the following information: