Configuration Reference

Version:4.0.0-M2

Buffer Netty Config Properties

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Table 1. Configuration Properties for DefaultByteBufAllocatorConfiguration
Property Type Description

netty.default.allocator.num-heap-arenas

java.lang.Integer

The number of heap arenas

netty.default.allocator.num-direct-arenas

java.lang.Integer

The number of direct arenas

netty.default.allocator.page-size

java.lang.Integer

The page size

netty.default.allocator.max-order

java.lang.Integer

The max order

netty.default.allocator.chunk-size

java.lang.Integer

The chunk size

netty.default.allocator.small-cache-size

java.lang.Integer

The small cache size

netty.default.allocator.normal-cache-size

java.lang.Integer

The normal cache size

netty.default.allocator.use-cache-for-all-threads

java.lang.Boolean

Whether to use the cache for all threads

netty.default.allocator.max-cached-buffer-capacity

java.lang.Integer

The max cached buffer capacity

netty.default.allocator.cache-trim-interval

java.lang.Integer

The cache trim interval

netty.default.allocator.max-cached-byte-buffers-per-chunk

java.lang.Integer

The max cached byte buffers per chunk

Context Config Properties

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Table 2. Configuration Properties for ApplicationConfiguration
Property Type Description

micronaut.application.default-charset

java.nio.charset.Charset

micronaut.application.name

java.lang.String

The application name. Used to identify the application for purposes of reporting, tracing, service discovery etc. Should be unique.

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Table 3. Configuration Properties for ApplicationConfiguration$InstanceConfiguration
Property Type Description

micronaut.application.instance.id

java.lang.String

micronaut.application.instance.metadata

java.util.Map

micronaut.application.instance.group

java.lang.String

micronaut.application.instance.zone

java.lang.String

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Table 4. Configuration Properties for FileWatchConfiguration
Property Type Description

micronaut.io.watch.enabled

boolean

Whether watch is enabled.

micronaut.io.watch.restart

boolean

Should the server be shutdown when a watch event fires. Note that if set to true an external process like or Kubernetes replication controller is required to restart the container.

micronaut.io.watch.paths

java.util.List

The paths to watch.

micronaut.io.watch.check-interval

java.time.Duration

The interval to wait between checks.

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Table 5. Configuration Properties for UserExecutorConfiguration
Property Type Description

micronaut.executors.*.n-threads

java.lang.Integer

number of threads

micronaut.executors.*.type

ExecutorType

the type

micronaut.executors.*.parallelism

java.lang.Integer

the parallelism

micronaut.executors.*.core-pool-size

java.lang.Integer

the core pool size

micronaut.executors.*.virtual

java.lang.Boolean

whether to use virtual threads

micronaut.executors.*.thread-factory-class

java.lang.Class

the thread factory class

micronaut.executors.*.name

java.lang.String

Sets the executor name.

micronaut.executors.*.number-of-threads

java.lang.Integer

Sets the number of threads for . Default value (2 * Number of processors available to the Java virtual machine).

Discovery Core Config Properties

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Table 6. Configuration Properties for DigitalOceanMetadataConfiguration
Property Type Description

micronaut.application.digitalocean.metadata.enabled

boolean

micronaut.application.digitalocean.metadata.url

java.lang.String

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Table 7. Configuration Properties for HeartbeatConfiguration
Property Type Description

micronaut.heartbeat.interval

java.time.Duration

micronaut.heartbeat.enabled

boolean

Http Client Core Config Properties

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Table 8. Configuration Properties for NamedClientVersioningConfiguration
Property Type Description

micronaut.http.client.versioning.*.headers

java.util.List

micronaut.http.client.versioning.*.parameters

java.util.List

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Table 9. Configuration Properties for ServiceHttpClientConfiguration$ServiceSslClientConfiguration$DefaultTrustStoreConfiguration
Property Type Description

micronaut.http.services.*.ssl.trust-store.path

java.lang.String

micronaut.http.services.*.ssl.trust-store.password

java.lang.String

micronaut.http.services.*.ssl.trust-store.type

java.lang.String

micronaut.http.services.*.ssl.trust-store.provider

java.lang.String

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Table 10. Configuration Properties for DefaultClientVersioningConfiguration
Property Type Description

micronaut.http.client.versioning.default.headers

java.util.List

micronaut.http.client.versioning.default.parameters

java.util.List

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Table 11. Configuration Properties for ServiceHttpClientConfiguration$ServiceSslClientConfiguration
Property Type Description

micronaut.http.services.*.ssl-configuration

SslConfiguration

micronaut.http.services.*.ssl.enabled

boolean

micronaut.http.services.*.ssl.port

int

micronaut.http.services.*.ssl.client-authentication

ClientAuthentication

micronaut.http.services.*.ssl.ciphers

java.lang.String

micronaut.http.services.*.ssl.protocols

java.lang.String

micronaut.http.services.*.ssl.protocol

java.lang.String

micronaut.http.services.*.ssl.handshake-timeout

java.time.Duration

micronaut.http.services.*.ssl.build-self-signed

boolean

micronaut.http.services.*.ssl.insecure-trust-all-certificates

boolean

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Table 12. Configuration Properties for DefaultHttpClientConfiguration
Property Type Description

micronaut.http.client.http-version

HttpVersion

The HTTP version to use. Defaults to .

micronaut.http.client.log-level

LogLevel

[available in the Netty HTTP client].

micronaut.http.client.event-loop-group

java.lang.String

[available in the Netty HTTP client].

micronaut.http.client.ssl-configuration

SslConfiguration

micronaut.http.client.follow-redirects

boolean

micronaut.http.client.exception-on-error-status

boolean

micronaut.http.client.logger-name

java.lang.String

micronaut.http.client.default-charset

java.nio.charset.Charset

[available in the Netty HTTP client].

micronaut.http.client.channel-options

java.util.Map

[available in the Netty HTTP client].

micronaut.http.client.read-timeout

java.time.Duration

micronaut.http.client.read-idle-timeout

java.time.Duration

For streaming requests and WebSockets, the method does not apply instead a configurable idle timeout is applied. [available in the Netty HTTP client]

micronaut.http.client.connection-pool-idle-timeout

java.time.Duration

[available in the Netty HTTP client].

micronaut.http.client.connect-timeout

java.time.Duration

micronaut.http.client.connect-ttl

java.time.Duration

[available in the Netty HTTP client].

micronaut.http.client.shutdown-quiet-period

java.time.Duration

The amount of quiet period for shutdown. [available in the Netty HTTP client]

micronaut.http.client.shutdown-timeout

java.time.Duration

The amount of time to wait for shutdown. [available in the Netty HTTP client]

micronaut.http.client.num-of-threads

java.lang.Integer

[available in the Netty HTTP client].

micronaut.http.client.thread-factory

java.lang.Class

[available in the Netty HTTP client].

micronaut.http.client.max-content-length

int

[available in the Netty HTTP client].

micronaut.http.client.proxy-type

java.net.Proxy$Type

<p>The proxy to use. For authentication specify http.proxyUser and http.proxyPassword system properties.</p>

<p>Alternatively configure a </p>

micronaut.http.client.proxy-address

java.net.SocketAddress

The proxy to use. For authentication specify http.proxyUser and http.proxyPassword system properties. <p> Alternatively configure a

micronaut.http.client.proxy-username

java.lang.String

micronaut.http.client.proxy-password

java.lang.String

micronaut.http.client.proxy-selector

java.net.ProxySelector

micronaut.http.client.plaintext-mode

HttpVersionSelection$PlaintextMode

The connection mode to use for <i>plaintext</i> (http as opposed to https) connections. <br> <b>Note: If is set, this setting is ignored!</b>

[available in the Netty HTTP client].

micronaut.http.client.alpn-modes

java.util.List

The protocols to support for TLS ALPN. If HTTP 2 is included, this will also restrict the TLS cipher suites to those supported by the HTTP 2 standard. <br> <b>Note: If is set, this setting is ignored!</b> [available in the Netty HTTP client].

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Table 13. Configuration Properties for DefaultHttpClientConfiguration$DefaultConnectionPoolConfiguration
Property Type Description

micronaut.http.client.pool.enabled

boolean

Whether connection pooling is enabled. [available in the Netty HTTP client]

micronaut.http.client.pool.max-pending-acquires

int

Maximum number of futures awaiting connection acquisition. Defaults to no maximum. [available in the Netty HTTP client]

micronaut.http.client.pool.acquire-timeout

java.time.Duration

The time to wait to acquire a connection. [available in the Netty HTTP client]

micronaut.http.client.pool.max-pending-connections

int

The maximum number of <i>pending</i> (new) connections before they are assigned to a pool. [available in the Netty HTTP client]

micronaut.http.client.pool.max-concurrent-requests-per-http2-connection

int

The maximum number of requests (streams) that can run concurrently on one HTTP2 connection. [available in the Netty HTTP client]

micronaut.http.client.pool.max-concurrent-http1-connections

int

The maximum number of concurrent HTTP1 connections in the pool. [available in the Netty HTTP client]

micronaut.http.client.pool.max-concurrent-http2-connections

int

The maximum number of concurrent HTTP2 connections in the pool. [available in the Netty HTTP client]

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Table 14. Configuration Properties for ServiceHttpClientConfiguration$ServiceConnectionPoolConfiguration
Property Type Description

micronaut.http.services.*.pool.enabled

boolean

Whether connection pooling is enabled. [available in the Netty HTTP client]

micronaut.http.services.*.pool.max-pending-acquires

int

Maximum number of futures awaiting connection acquisition. Defaults to no maximum. [available in the Netty HTTP client]

micronaut.http.services.*.pool.acquire-timeout

java.time.Duration

The time to wait to acquire a connection. [available in the Netty HTTP client]

micronaut.http.services.*.pool.max-pending-connections

int

The maximum number of <i>pending</i> (new) connections before they are assigned to a pool. [available in the Netty HTTP client]

micronaut.http.services.*.pool.max-concurrent-requests-per-http2-connection

int

The maximum number of requests (streams) that can run concurrently on one HTTP2 connection. [available in the Netty HTTP client]

micronaut.http.services.*.pool.max-concurrent-http1-connections

int

The maximum number of concurrent HTTP1 connections in the pool. [available in the Netty HTTP client]

micronaut.http.services.*.pool.max-concurrent-http2-connections

int

The maximum number of concurrent HTTP2 connections in the pool. [available in the Netty HTTP client]

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Table 15. Configuration Properties for ServiceHttpClientConfiguration$ServiceSslClientConfiguration$DefaultKeyStoreConfiguration
Property Type Description

micronaut.http.services.*.ssl.key-store.path

java.lang.String

micronaut.http.services.*.ssl.key-store.password

java.lang.String

micronaut.http.services.*.ssl.key-store.type

java.lang.String

micronaut.http.services.*.ssl.key-store.provider

java.lang.String

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Table 16. Configuration Properties for ServiceHttpClientConfiguration$ServiceSslClientConfiguration$DefaultKeyConfiguration
Property Type Description

micronaut.http.services.*.ssl.key.password

java.lang.String

micronaut.http.services.*.ssl.key.alias

java.lang.String

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Table 17. Configuration Properties for ServiceHttpClientConfiguration
Property Type Description

micronaut.http.services.*.http-version

HttpVersion

The HTTP version to use. Defaults to .

micronaut.http.services.*.log-level

LogLevel

[available in the Netty HTTP client].

micronaut.http.services.*.event-loop-group

java.lang.String

[available in the Netty HTTP client].

micronaut.http.services.*.follow-redirects

boolean

micronaut.http.services.*.exception-on-error-status

boolean

micronaut.http.services.*.logger-name

java.lang.String

micronaut.http.services.*.default-charset

java.nio.charset.Charset

[available in the Netty HTTP client].

micronaut.http.services.*.channel-options

java.util.Map

[available in the Netty HTTP client].

micronaut.http.services.*.read-timeout

java.time.Duration

micronaut.http.services.*.read-idle-timeout

java.time.Duration

For streaming requests and WebSockets, the method does not apply instead a configurable idle timeout is applied. [available in the Netty HTTP client]

micronaut.http.services.*.connection-pool-idle-timeout

java.time.Duration

[available in the Netty HTTP client].

micronaut.http.services.*.connect-timeout

java.time.Duration

micronaut.http.services.*.connect-ttl

java.time.Duration

[available in the Netty HTTP client].

micronaut.http.services.*.shutdown-quiet-period

java.time.Duration

The amount of quiet period for shutdown. [available in the Netty HTTP client]

micronaut.http.services.*.shutdown-timeout

java.time.Duration

The amount of time to wait for shutdown. [available in the Netty HTTP client]

micronaut.http.services.*.num-of-threads

java.lang.Integer

[available in the Netty HTTP client].

micronaut.http.services.*.thread-factory

java.lang.Class

[available in the Netty HTTP client].

micronaut.http.services.*.max-content-length

int

[available in the Netty HTTP client].

micronaut.http.services.*.proxy-type

java.net.Proxy$Type

<p>The proxy to use. For authentication specify http.proxyUser and http.proxyPassword system properties.</p>

<p>Alternatively configure a </p>

micronaut.http.services.*.proxy-address

java.net.SocketAddress

The proxy to use. For authentication specify http.proxyUser and http.proxyPassword system properties. <p> Alternatively configure a

micronaut.http.services.*.proxy-username

java.lang.String

micronaut.http.services.*.proxy-password

java.lang.String

micronaut.http.services.*.proxy-selector

java.net.ProxySelector

micronaut.http.services.*.plaintext-mode

HttpVersionSelection$PlaintextMode

The connection mode to use for <i>plaintext</i> (http as opposed to https) connections. <br> <b>Note: If is set, this setting is ignored!</b>

[available in the Netty HTTP client].

micronaut.http.services.*.alpn-modes

java.util.List

The protocols to support for TLS ALPN. If HTTP 2 is included, this will also restrict the TLS cipher suites to those supported by the HTTP 2 standard. <br> <b>Note: If is set, this setting is ignored!</b> [available in the Netty HTTP client].

micronaut.http.services.*.urls

java.util.List

The URLs.

micronaut.http.services.*.url

java.net.URI

Sets the URL of the service.

micronaut.http.services.*.health-check-uri

java.lang.String

The URI to check the service for health status.

micronaut.http.services.*.health-check

boolean

Whether the service health should be checked.

micronaut.http.services.*.path

java.lang.String

The context path to use for requests.

micronaut.http.services.*.health-check-interval

java.time.Duration

The default duration to check health status.

Http Config Properties

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Table 18. Configuration Properties for DefaultSslConfiguration$DefaultKeyConfiguration
Property Type Description

micronaut.ssl.key.password

java.lang.String

micronaut.ssl.key.alias

java.lang.String

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Table 19. Configuration Properties for ServerSslConfiguration$DefaultTrustStoreConfiguration
Property Type Description

micronaut.server.ssl.trust-store.path

java.lang.String

micronaut.server.ssl.trust-store.password

java.lang.String

micronaut.server.ssl.trust-store.type

java.lang.String

micronaut.server.ssl.trust-store.provider

java.lang.String

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Table 20. Configuration Properties for ServerSslConfiguration$DefaultKeyConfiguration
Property Type Description

micronaut.server.ssl.key.password

java.lang.String

micronaut.server.ssl.key.alias

java.lang.String

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Table 21. Configuration Properties for ClientSslConfiguration$DefaultKeyStoreConfiguration
Property Type Description

micronaut.http.client.ssl.key-store.path

java.lang.String

micronaut.http.client.ssl.key-store.password

java.lang.String

micronaut.http.client.ssl.key-store.type

java.lang.String

micronaut.http.client.ssl.key-store.provider

java.lang.String

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Table 22. Configuration Properties for ClientSslConfiguration
Property Type Description

micronaut.http.client.ssl.enabled

boolean

micronaut.http.client.ssl.port

int

micronaut.http.client.ssl.client-authentication

ClientAuthentication

micronaut.http.client.ssl.ciphers

java.lang.String

micronaut.http.client.ssl.protocols

java.lang.String

micronaut.http.client.ssl.protocol

java.lang.String

micronaut.http.client.ssl.handshake-timeout

java.time.Duration

micronaut.http.client.ssl.build-self-signed

boolean

Sets whether to build a self signed certificate. Default value ().

micronaut.http.client.ssl.insecure-trust-all-certificates

boolean

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Table 23. Configuration Properties for DefaultSslConfiguration$DefaultTrustStoreConfiguration
Property Type Description

micronaut.ssl.trust-store.path

java.lang.String

micronaut.ssl.trust-store.password

java.lang.String

micronaut.ssl.trust-store.type

java.lang.String

micronaut.ssl.trust-store.provider

java.lang.String

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Table 24. Configuration Properties for DefaultSslConfiguration$DefaultKeyStoreConfiguration
Property Type Description

micronaut.ssl.key-store.path

java.lang.String

micronaut.ssl.key-store.password

java.lang.String

micronaut.ssl.key-store.type

java.lang.String

micronaut.ssl.key-store.provider

java.lang.String

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Table 25. Configuration Properties for ClientSslConfiguration$DefaultTrustStoreConfiguration
Property Type Description

micronaut.http.client.ssl.trust-store.path

java.lang.String

micronaut.http.client.ssl.trust-store.password

java.lang.String

micronaut.http.client.ssl.trust-store.type

java.lang.String

micronaut.http.client.ssl.trust-store.provider

java.lang.String

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Table 26. Configuration Properties for ClientSslConfiguration$DefaultKeyConfiguration
Property Type Description

micronaut.http.client.ssl.key.password

java.lang.String

micronaut.http.client.ssl.key.alias

java.lang.String

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Table 27. Configuration Properties for ServerSslConfiguration$DefaultKeyStoreConfiguration
Property Type Description

micronaut.server.ssl.key-store.path

java.lang.String

micronaut.server.ssl.key-store.password

java.lang.String

micronaut.server.ssl.key-store.type

java.lang.String

micronaut.server.ssl.key-store.provider

java.lang.String

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Table 28. Configuration Properties for ServerSslConfiguration
Property Type Description

micronaut.server.ssl.enabled

boolean

micronaut.server.ssl.port

int

micronaut.server.ssl.client-authentication

ClientAuthentication

micronaut.server.ssl.ciphers

java.lang.String

micronaut.server.ssl.protocols

java.lang.String

micronaut.server.ssl.protocol

java.lang.String

micronaut.server.ssl.handshake-timeout

java.time.Duration

micronaut.server.ssl.build-self-signed

boolean

Sets whether to build a self-signed certificate. Default value ().

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Table 29. Configuration Properties for DefaultSslConfiguration
Property Type Description

micronaut.ssl.enabled

boolean

micronaut.ssl.port

int

micronaut.ssl.client-authentication

ClientAuthentication

micronaut.ssl.ciphers

java.lang.String

micronaut.ssl.protocols

java.lang.String

micronaut.ssl.protocol

java.lang.String

micronaut.ssl.handshake-timeout

java.time.Duration

micronaut.ssl.build-self-signed

boolean

Sets whether to build a self signed certificate. Default value ().

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Table 30. Configuration Properties for CodecConfiguration
Property Type Description

micronaut.codec.*.additional-types

java.util.List

Http Netty Config Properties

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Table 31. Configuration Properties for DefaultEventLoopGroupConfiguration
Property Type Description

micronaut.netty.event-loops.*.num-threads

int

The number of threads

micronaut.netty.event-loops.*.io-ratio

java.lang.Integer

The IO ratio (optional)

micronaut.netty.event-loops.*.prefer-native-transport

boolean

Whether native transport is to be preferred

micronaut.netty.event-loops.*.executor

java.lang.String

A named executor service to use (optional)

micronaut.netty.event-loops.*.shutdown-quiet-period

java.time.Duration

The shutdown quiet period

micronaut.netty.event-loops.*.shutdown-timeout

java.time.Duration

The shutdown timeout (must be >= shutdownQuietPeriod)

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Table 32. Configuration Properties for NettyGlobalConfiguration
Property Type Description

netty.resource-leak-detector-level

io.netty.util.ResourceLeakDetector$Level

Provides the value set for the resource leak detection.

Http Server Config Properties

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Table 33. Configuration Properties for HttpServerConfiguration$HostResolutionConfiguration
Property Type Description

micronaut.server.host-resolution.host-header

java.lang.String

micronaut.server.host-resolution.protocol-header

java.lang.String

micronaut.server.host-resolution.port-header

java.lang.String

micronaut.server.host-resolution.port-in-host

boolean

micronaut.server.host-resolution.allowed-hosts

java.util.List

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Table 34. Configuration Properties for HttpServerConfiguration$CorsConfiguration
Property Type Description

micronaut.server.cors.enabled

boolean

micronaut.server.cors.localhost-pass-through

boolean

micronaut.server.cors.configurations

java.util.Map

micronaut.server.cors.single-header

boolean

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Table 35. Configuration Properties for HttpServerConfiguration$HttpLocaleResolutionConfigurationProperties
Property Type Description

micronaut.server.locale-resolution.fixed

java.util.Locale

micronaut.server.locale-resolution.session-attribute

java.lang.String

micronaut.server.locale-resolution.default-locale

java.util.Locale

micronaut.server.locale-resolution.cookie-name

java.lang.String

micronaut.server.locale-resolution.header

boolean

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Table 36. Configuration Properties for HttpServerConfiguration
Property Type Description

micronaut.server.http-version

HttpVersion

The HTTP version to use. Defaults to .

micronaut.server.thread-selection

ThreadSelection

micronaut.server.default-charset

java.nio.charset.Charset

micronaut.server.port

int

micronaut.server.host

java.lang.String

micronaut.server.read-timeout

java.lang.Integer

micronaut.server.max-request-size

long

micronaut.server.read-idle-timeout

java.time.Duration

micronaut.server.write-idle-timeout

java.time.Duration

micronaut.server.idle-timeout

java.time.Duration

micronaut.server.server-header

java.lang.String

micronaut.server.date-header

boolean

micronaut.server.log-handled-exceptions

boolean

micronaut.server.client-address-header

java.lang.String

micronaut.server.context-path

java.lang.String

micronaut.server.dual-protocol

boolean

micronaut.server.http-to-https-redirect

boolean

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Table 37. Configuration Properties for HttpServerConfiguration$MultipartConfiguration
Property Type Description

micronaut.server.multipart.location

java.io.File

micronaut.server.multipart.max-file-size

long

micronaut.server.multipart.enabled

boolean

The default multipart enabled setting is false for servlets, but effectively true for Netty. This method returns the value only if set by the user.

micronaut.server.multipart.disk

boolean

micronaut.server.multipart.mixed

boolean

micronaut.server.multipart.threshold

long

Http Server Netty Config Properties

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Table 38. Configuration Properties for NettyHttpServerConfiguration$Http2Settings
Property Type Description

micronaut.server.netty.http2.header-table-size

java.lang.Long

Gets the value. If unavailable, returns .

micronaut.server.netty.http2.push-enabled

java.lang.Boolean

Gets the value. If unavailable, returns .

micronaut.server.netty.http2.max-concurrent-streams

java.lang.Long

Gets the value. If unavailable, returns .

micronaut.server.netty.http2.initial-window-size

java.lang.Integer

Gets the value. If unavailable, returns .

micronaut.server.netty.http2.max-frame-size

java.lang.Integer

Gets the value. If unavailable, returns .

micronaut.server.netty.http2.max-header-list-size

java.lang.Long

Gets the value. If unavailable, returns .

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Table 39. Configuration Properties for NettyHttpServerConfiguration$Http3Settings
Property Type Description

micronaut.server.netty.http3.initial-max-data

int

QUIC initial_max_data setting, see RFC 9000.

micronaut.server.netty.http3.initial-max-stream-data-bidirectional-local

int

QUIC initial_max_stream_data_bidi_local setting, see RFC 9000.

micronaut.server.netty.http3.initial-max-stream-data-bidirectional-remote

int

QUIC initial_max_stream_data_bidi_remote setting, see RFC 9000.

micronaut.server.netty.http3.initial-max-streams-bidirectional

int

QUIC initial_max_streams_bidi setting, see RFC 9000.

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Table 40. Configuration Properties for FileTypeHandlerConfiguration$CacheControlConfiguration
Property Type Description

netty.responses.file.cache-control.public

boolean

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Table 41. Configuration Properties for FileTypeHandlerConfiguration
Property Type Description

netty.responses.file.cache-seconds

int

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Table 42. Configuration Properties for NettyHttpServerConfiguration$FileTypeHandlerConfiguration$CacheControlConfiguration
Property Type Description

micronaut.server.netty.responses.file.cache-control.public

boolean

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Table 43. Configuration Properties for NettyHttpServerConfiguration$NettyListenerConfiguration
Property Type Description

micronaut.server.netty.listeners.*.family

NettyHttpServerConfiguration$NettyListenerConfiguration$Family

The address family of this listener.

micronaut.server.netty.listeners.*.ssl

boolean

Whether to enable SSL on this listener. Also requires to be set.

micronaut.server.netty.listeners.*.host

java.lang.String

For TCP listeners, the host to bind to, or to bind to all hosts.

micronaut.server.netty.listeners.*.port

int

The TCP port to bind to. May be to bind to a random port.

micronaut.server.netty.listeners.*.path

java.lang.String

For UNIX domain sockets, the path of the socket. For abstract domain sockets, this should start with a NUL byte.

micronaut.server.netty.listeners.*.expose-default-routes

boolean

Whether to expose default routes on this listener.

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Table 44. Configuration Properties for NettyHttpServerConfiguration$FileTypeHandlerConfiguration
Property Type Description

micronaut.server.netty.responses.file.cache-seconds

int

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Table 45. Configuration Properties for NettyHttpServerConfiguration$Worker
Property Type Description

micronaut.server.netty.worker.event-loop-group

java.lang.String

Sets the name to use.

micronaut.server.netty.worker.threads

int

Sets the number of threads for the event loop group.

micronaut.server.netty.worker.io-ratio

java.lang.Integer

micronaut.server.netty.worker.executor

java.lang.String

Sets the name of the executor.

micronaut.server.netty.worker.prefer-native-transport

boolean

Set whether to prefer the native transport if available

micronaut.server.netty.worker.shutdown-quiet-period

java.time.Duration

Set the shutdown quiet period

micronaut.server.netty.worker.shutdown-timeout

java.time.Duration

Set the shutdown timeout (must be >= shutdownQuietPeriod)

🔗
Table 46. Configuration Properties for NettyHttpServerConfiguration$AccessLogger
Property Type Description

micronaut.server.netty.access-logger.enabled

boolean

Returns whether the access logger is enabled.

micronaut.server.netty.access-logger.logger-name

java.lang.String

The logger name to use. Access logs will be logged at info level.

micronaut.server.netty.access-logger.log-format

java.lang.String

Returns the log format to use.

micronaut.server.netty.access-logger.exclusions

java.util.List

🔗
Table 47. Configuration Properties for NettyHttpServerConfiguration
Property Type Description

micronaut.server.netty.server-type

NettyHttpServerConfiguration$HttpServerType

micronaut.server.netty.close-on-expectation-failed

boolean

If a 100-continue response is detected but the content length is too large then true means close the connection. otherwise the connection will remain open and data will be consumed and discarded until the next request is received.

<p>only relevant when is set</p>

micronaut.server.netty.fallback-protocol

java.lang.String

micronaut.server.netty.log-level

io.netty.handler.logging.LogLevel

The server to enable.

micronaut.server.netty.max-initial-line-length

int

The maximum length of the initial HTTP request line. Defaults to 4096.

micronaut.server.netty.max-header-size

int

The maximum size of an individual HTTP setter. Defaults to 8192.

micronaut.server.netty.max-chunk-size

int

The maximum chunk size. Defaults to 8192.

micronaut.server.netty.max-h2c-upgrade-request-size

int

The maximum size of the body of the HTTP1.1 request used to upgrade a connection to HTTP2 clear-text (h2c). This initial request cannot be streamed and is instead buffered in full, so the default value () is relatively small. <i>If this value is too small for your use case, instead consider using an empty initial "upgrade request" (e.g. ), or switch to normal HTTP2.</i> <p> <i>Does not affect normal HTTP2 (TLS).</i>

micronaut.server.netty.chunked-supported

boolean

Whether chunked requests are supported.

micronaut.server.netty.use-native-transport

boolean

Whether to use netty’s native transport (epoll or kqueue) if available.

micronaut.server.netty.validate-headers

boolean

Whether to validate headers.

micronaut.server.netty.initial-buffer-size

int

The initial buffer size. Defaults to 128.

micronaut.server.netty.compression-threshold

int

The default compression threshold. Defaults to 1024.

micronaut.server.netty.compression-level

int

The default compression level. Default value ().

micronaut.server.netty.child-options

java.util.Map

micronaut.server.netty.options

java.util.Map

micronaut.server.netty.keep-alive-on-server-error

boolean

micronaut.server.netty.pcap-logging-path-pattern

java.lang.String

The path pattern to use for logging incoming connections to pcap. This is an unsupported option: Behavior may change, or it may disappear entirely, without notice!

micronaut.server.netty.listeners

java.util.List

Get the explicit netty listener configurations, or if they should be implicit.

micronaut.server.netty.eager-parsing

boolean

Parse incoming JSON data eagerly, before route binding. Default value .

micronaut.server.netty.json-buffer-max-components

int

Maximum number of buffers to keep around in JSON parsing before they should be consolidated. Defaults to .

🔗
Table 48. Configuration Properties for NettyHttpServerConfiguration$Parent
Property Type Description

micronaut.server.netty.parent.event-loop-group

java.lang.String

Sets the name to use.

micronaut.server.netty.parent.threads

int

Sets the number of threads for the event loop group.

micronaut.server.netty.parent.io-ratio

java.lang.Integer

micronaut.server.netty.parent.executor

java.lang.String

Sets the name of the executor.

micronaut.server.netty.parent.prefer-native-transport

boolean

Set whether to prefer the native transport if available

micronaut.server.netty.parent.shutdown-quiet-period

java.time.Duration

Set the shutdown quiet period

micronaut.server.netty.parent.shutdown-timeout

java.time.Duration

Set the shutdown timeout (must be >= shutdownQuietPeriod)

Jackson Databind Config Properties

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Table 49. Configuration Properties for JacksonConfiguration
Property Type Description

jackson.bean-introspection-module

boolean

Whether the should be used for reflection free object serialialization/deserialialization.

jackson.module-scan

boolean

Whether Jackson modules should be scanned for.

jackson.serialization-inclusion

com.fasterxml.jackson.annotation.JsonInclude$Include

jackson.default-typing

com.fasterxml.jackson.databind.ObjectMapper$DefaultTyping

jackson.locale

java.util.Locale

jackson.time-zone

java.util.TimeZone

jackson.date-format

java.lang.String

jackson.array-size-threshold

int

jackson.property-naming-strategy

com.fasterxml.jackson.databind.PropertyNamingStrategy

jackson.always-serialize-errors-as-list

boolean

Whether _embedded.errors should always be serialized as list. If set to false, _embedded.errors with 1 element will be serialized as an object.

jackson.trim-strings

boolean

Whether strings should be trimmed when deserializing. If the resulting string is an empty string, then null will be applied instead.

jackson.serialization

java.util.Map

Sets the serialization features to use.

jackson.deserialization

java.util.Map

Sets the deserialization features to use.

jackson.mapper

java.util.Map

Sets the object mapper features to use.

jackson.parser

java.util.Map

Sets the parser features to use.

jackson.generator

java.util.Map

Sets the generator features to use.

jackson.factory

java.util.Map

Sets the factory features to use.

Management Config Properties

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Table 50. Configuration Properties for HealthEndpoint$StatusConfiguration
Property Type Description

endpoints.health.status.http-mapping

java.util.Map

🔗
Table 51. Configuration Properties for DiskSpaceIndicatorConfiguration
Property Type Description

endpoints.health.disk-space.enabled

boolean

endpoints.health.disk-space.path

java.io.File

endpoints.health.disk-space.threshold

long

🔗
Table 52. Configuration Properties for EndpointDefaultConfiguration
Property Type Description

endpoints.all.path

java.lang.String

endpoints.all.enabled

java.lang.Boolean

endpoints.all.sensitive

java.lang.Boolean

endpoints.all.port

java.lang.Integer

🔗
Table 53. Configuration Properties for EndpointConfiguration
Property Type Description

endpoints.*.enabled

java.lang.Boolean

endpoints.*.sensitive

java.lang.Boolean

🔗
Table 54. Configuration Properties for HealthEndpoint
Property Type Description

endpoints.health.service-ready-indicator-enabled

boolean

Whether the is enabled. Defaults to .

endpoints.health.details-visible

DetailsVisibility

🔗
Table 55. Configuration Properties for DiscoveryClientHealthIndicatorConfiguration
Property Type Description

endpoints.health.discovery-client.enabled

boolean

Health indicator is enabled. Default is true.

🔗
Table 56. Configuration Properties for LoggersEndpoint
Property Type Description

endpoints.loggers.write-sensitive

boolean

Router Config Properties

🔗
Table 57. Configuration Properties for ParameterVersionResolverConfiguration
Property Type Description

micronaut.router.versioning.parameter.names

java.util.List

micronaut.router.versioning.parameter.enabled

boolean

🔗
Table 58. Configuration Properties for RoutesVersioningConfiguration
Property Type Description

micronaut.router.versioning.enabled

boolean

micronaut.router.versioning.default-version

java.lang.String

🔗
Table 59. Configuration Properties for StaticResourceConfiguration
Property Type Description

micronaut.router.static-resources.*.enabled

boolean

micronaut.router.static-resources.*.mapping

java.lang.String

The static resource mapping.

micronaut.router.static-resources.*.paths

java.util.List

A list of paths either starting with classpath: or file:. You can serve files from anywhere on disk or the classpath. For example to serve static resources from src/main/resources/public, you would use classpath:public as the path.

🔗
Table 60. Configuration Properties for HeaderVersionResolverConfiguration
Property Type Description

micronaut.router.versioning.header.names

java.util.List

micronaut.router.versioning.header.enabled

boolean