[Spring] Redis multiple

@Configuration
@EnableConfigurationProperties(RedisProperties::class)
class RedisRepositoryConfig(
    private val redisProperties: RedisProperties,
) {
    @Primary
    @Bean
    fun redisFactoryDefault(): LettuceConnectionFactory {
        return connection(redisProperties.default)
    }

    @Bean
    @Qualifier("redisDefault")
    fun redisDefault(): RedisTemplate<String, Any> {
        return template(redisFactoryDefault())
    }

    @Bean
    fun redisFactoryContent(): LettuceConnectionFactory {
        return connection(redisProperties.content)
    }

    @Bean
    @Qualifier("redisContent")
    fun redisContent(): RedisTemplate<String, Any> {
        return template(redisFactoryContent())
    }

    @Bean
    fun redisFactoryCommerce(): LettuceConnectionFactory {
        return connection(redisProperties.commerce)
    }

    @Bean
    @Qualifier("redisCommerce")
    fun redisCommerce(): RedisTemplate<String, Any> {
        return template(redisFactoryCommerce())
    }

    companion object {
        fun connection(redis: Redis): LettuceConnectionFactory {
            val redisConfiguration = RedisStaticMasterReplicaConfiguration(redis.writer.host, redis.writer.port)
            redisConfiguration.addNode(redis.reader.host, redis.reader.port)

            val clientConfig =
                LettuceClientConfiguration.builder().readFrom(
                    ReadFrom.REPLICA_PREFERRED
                ).build()

            return LettuceConnectionFactory(redisConfiguration, clientConfig)
                .also {
                    it.eagerInitialization = true
                }
        }

        fun template(connection: LettuceConnectionFactory): RedisTemplate<String, Any> {
            val template = RedisTemplate<String, Any>()

            val serializer = StringRedisSerializer()
            template.keySerializer = serializer
            template.valueSerializer = serializer
            template.hashKeySerializer = serializer
            template.hashValueSerializer = serializer
            template.setConnectionFactory(connection)

            return template
        }
    }
}

https://velog.io/@kenux/SpringBootRedis1

[Spring Boot + Redis] Redis Multi Database 사용

https://developpaper.com/spring-boot-multi-data-source-redis-configuration/

Spring boot multi data source redis configuration - Develop Paper

https://basketdeveloper.tistory.com/77

[Kotlin] Springboot + Redis 사용법