Infrastructure Configuration

Kafka

Property	Type	Default	Description
wow.kafka.enabled	Boolean	true	Enable Kafka integration
wow.kafka.bootstrap-servers	List<String>	(required)	Kafka bootstrap server addresses
wow.kafka.topic-prefix	String	wow.	Topic name prefix
wow.kafka.properties	Map<String, String>	{}	Additional Kafka client properties
wow.kafka.producer	Map<String, String>	{}	Kafka producer-specific properties
wow.kafka.consumer	Map<String, String>	{}	Kafka consumer-specific properties

wow:
  kafka:
    enabled: true
    bootstrap-servers:
      - localhost:9092
    topic-prefix: "wow."
    producer:
      acks: all
      retries: 3
    consumer:
      auto-offset-reset: earliest
      group-id: wow-consumer

MongoDB

Property	Type	Default	Description
wow.mongo.enabled	Boolean	true	Enable MongoDB integration
wow.mongo.auto-init-schema	Boolean	true	Automatically initialize database schema on startup
wow.mongo.event-stream-database	String?	null	Separate database for event streams (defaults to main database)
wow.mongo.snapshot-database	String?	null	Separate database for snapshots (defaults to main database)
wow.mongo.prepare-database	String?	null	Separate database for PrepareKey storage (defaults to main database)

wow:
  mongo:
    enabled: true
    auto-init-schema: true
    event-stream-database: wow_events
    snapshot-database: wow_snapshots

Redis

Property	Type	Default	Description
wow.redis.enabled	Boolean	true	Enable Redis integration

Redis connection is configured through Spring Boot's standard spring.data.redis.* properties.

spring:
  data:
    redis:
      host: localhost
      port: 6379

wow:
  redis:
    enabled: true

R2DBC

Basic Properties

Property	Type	Default	Description
wow.r2dbc.enabled	Boolean	true	Enable R2DBC integration

DataSource Properties

Property	Type	Default	Description
wow.r2dbc.datasource.type	Type	SIMPLE	DataSource type: SIMPLE or SHARDING

Sharding Properties

When wow.r2dbc.datasource.type is SHARDING:

Property	Type	Default	Description
wow.r2dbc.datasource.sharding.databases	Map<String, Database>	{}	Sharded database definitions
wow.r2dbc.datasource.sharding.event-stream	Map<String, ShardingRule>	{}	Event stream sharding rules
wow.r2dbc.datasource.sharding.snapshot	Map<String, ShardingRule>	{}	Snapshot sharding rules
wow.r2dbc.datasource.sharding.algorithms	Map<String, ShardingAlgorithm>	{}	Sharding algorithm definitions

wow:
  r2dbc:
    enabled: true
    datasource:
      type: simple

Sharding Example

wow:
  r2dbc:
    enabled: true
    datasource:
      type: sharding
      sharding:
            databases:
              ds0:
                url: r2dbc:mysql://localhost:3306/wow_ds0
              ds1:
                url: r2dbc:mysql://localhost:3306/wow_ds1
            algorithms:
              order_mod:
                type: mod
                mod:
                  logic-name-prefix: order_event_stream
                  divisor: 2
            event-stream:
              order:
                database-algorithm: order_mod
                table-algorithm: order_mod

Elasticsearch

Property	Type	Default	Description
wow.elasticsearch.enabled	Boolean	true	Enable Elasticsearch integration
wow.elasticsearch.auto-init-template	Boolean	true	Automatically initialize index templates on startup

Elasticsearch connection is configured through Spring Boot's standard spring.elasticsearch.* properties.

spring:
  elasticsearch:
    uris: http://localhost:9200

wow:
  elasticsearch:
    enabled: true
    auto-init-template: true

WebFlux

Property	Type	Default	Description
wow.webflux.enabled	Boolean	true	Enable WebFlux command endpoint auto-registration
wow.webflux.global-error.enabled	Boolean	true	Enable global error handling

wow:
  webflux:
    enabled: true
    global-error:
      enabled: true