Docker container for Spark Streaming with Kafka integration

Git Repo: https://github.com/ricardogaspar2/docker-spark-streaming

Docker file for starting a containers with Spark, enabled with Kafka streaming based on:

• https://github.com/antlypls/docker-spark/
• https://github.com/miseyu/docker-spark-kafka-streaming

Spark version: 2.2.0 Spark streaming kafka integration: spark-streaming-kafka-0-10

see: https://spark.apache.org/docs/2.2.0/streaming-kafka-integration.html

Note This image does not contain Kafka.

Use the docker-compose file to run together with a Kafka server (container)

Use docker-compose.yml located in git repo to launch a container with Kafka server together with the ricardogadpar2/spark-streaming-kafka container. In the service sparkof this file, in section volumes a volume is specified to share the host home directory with the spark container. This sharing depends on the host OS:

• Windows: the file .env with the property COMPOSE_CONVERT_WINDOWS_PATHS=1 must exist alongside the docker-compose.yml file.
• Linux: the .env file or comment the line with COMPOSE_CONVERT_WINDOWS_PATHS=1 must not exist.

To launch the containers with kafka and spark:

1. launch a terminal and go to the same directory where the docker-compose.yml file is located. If your not in the same directory the following commands will not work.
2. run: docker-compose up
3. to open a terminal on kafka container: docker exec -it $(docker-compose ps -q kafka) bash
4. to open a terminal on spark container: docker exec -it $(docker-compose ps -q spark) bash