Spring Boot 2.2.0 M4 Configuration Changelog

Configuration properties change between 2.2.0.M3 and 2.2.0.M4

Table 1. Deprecated keys in 2.2.0.M4

Key	Replacement	Reason
spring.reactor.stacktrace-mode.enabled	spring.reactor.debug

Table 2. New keys in 2.2.0.M4

Key	Default value	Description
server.tomcat.mbeanregistry.enabled	false	Whether Tomcat’s MBean Registry should be enabled.
spring.couchbase.password		Cluster password when using role based access.
spring.couchbase.username		Cluster username when using role based access.
spring.data.elasticsearch.client.reactive.connection-timeout		Connection timeout.
spring.data.elasticsearch.client.reactive.endpoints		Comma-separated list of the Elasticsearch endpoints to connect to.
spring.data.elasticsearch.client.reactive.password		Credentials password.
spring.data.elasticsearch.client.reactive.socket-timeout		Read and Write Socket timeout.
spring.data.elasticsearch.client.reactive.use-ssl	false	Whether the client should use SSL to connect to the endpoints.
spring.data.elasticsearch.client.reactive.username		Credentials username.
spring.kafka.listener.missing-topics-fatal	true	Whether the container should fail to start if at least one of the configured topics are not present on the broker.
spring.profiles		Comma-separated list of profile expressions that at least one should match for the document to be included.
spring.reactor.debug	false	Whether Reactor should collect stacktrace information at runtime.
spring.security.oauth2.resourceserver.opaque-token.client-id		Client id used to authenticate with the token introspection endpoint.
spring.security.oauth2.resourceserver.opaque-token.client-secret		Client secret used to authenticate with the token introspection endpoint.
spring.security.oauth2.resourceserver.opaque-token.introspection-uri		OAuth 2.0 endpoint through which token introspection is accomplished.
spring.session.redis.configure-action		The configure action to apply when no user defined ConfigureRedisAction bean is present.