Hands-On Microservices with Spring Boot and Spring Cloud

Adding Zipkin to the Docker Compose files

As we mentioned previously, the Zipkin server is added to the Docker Compose files using an already existing Docker image, openzipkin/zipkin, published by the Zipkin project. In docker-compose.yml and docker-compose-partitions.yml, where RabbitMQ is used, the definition of the Zipkin server appears as follows:

zipkin:  image: openzipkin/zipkin:2.12.9  networks:    - my-network  environment:    - RABBIT_ADDRESSES=rabbitmq    - STORAGE_TYPE=mem  mem_limit: 512m  ports:    - 9411:9411  depends_on:    rabbitmq:      condition: service_healthy

Let's explain the preceding source code:

• The version of the Docker image, openzipkin/zipkin, is specified to be version 2.12.19.
• The RABBIT_ADDRESSES=rabbitmq environment variable is used ...