spring: application: name: DemoKafkaStream cloud: function: definition: producerAuto1;consumerAuto1;producerManual1;consumerManual1;producerAuto2;consumerAuto2;producerManual2;consumerManual2 stream: bindings: producerAuto1-out-0: binder: kafka-1 destination: kafka_1_topic_auto consumerAuto1-in-0: binder: kafka-1 destination: kafka_1_topic_auto producerManual1-out-0: binder: kafka-1 destination: kafka_1_topic_manual consumerManual1-in-0: binder: kafka-1 destination: kafka_1_topic_manual producerAuto2-out-0: binder: kafka-2 destination: kafka_2_topic_auto consumerAuto2-in-0: binder: kafka-2 destination: kafka_2_topic_auto producerManual2-out-0: binder: kafka-2 destination: kafka_2_topic_manual consumerManual2-in-0: binder: kafka-2 destination: kafka_2_topic_manual binders: kafka-1: type: kafka environment: spring: cloud: stream: kafka: binder: producer-properties: key.serializer: "org.apache.kafka.common.serialization.StringSerializer" brokers: - 192.168.10.101:29092 kafka-2: type: kafka environment: spring: cloud: stream: kafka: binder: brokers: - 192.168.10.101:39092