Dockerfiles/spark/2.2.1

Spark on yarn

Create a spark cluster in swarm mode

--hostname needs 1.13 or higher

docker service create \
--name spark-master \
--hostname spark-master \
--detach true \
--network swarm-net \
--replicas 1 \
--endpoint-mode dnsrr \
newnius/spark:2.2.1

docker service create \
--name spark-slave1 \
--hostname spark-slave1 \
--detach true \
--network swarm-net \
--replicas 1 \
--endpoint-mode dnsrr \
newnius/spark:2.2.1

docker service create \
--name spark-slave2 \
--hostname spark-slave2 \
--detach true \
--network swarm-net \
--replicas 1 \
--endpoint-mode dnsrr \
newnius/spark:2.2.1

Init && Test

In the first deploy, format hdfs

Stop HDFS (in master)

sbin/stop-dfs.sh

Format HDFS (in master)

bin/hadoop namenode -format

Start HDFS (in master)

sbin/start-dfs.sh

Run Hello World

spark-submit \
	--master yarn-cluster \
	--class org.apache.spark.examples.JavaSparkPi \
	./examples/jars/spark-examples_2.11-2.2.1.jar 100

UI

YARN: spark-master:8088

HDFS: spark-master:50070

Proxy needed, e.g. newnius/docker-proxy

customized config

docker service create \
--name spark-master \
--hostname spark-master \
--detach true \
--network swarm-net \
--replicas 1 \
--mount type=bind,source=/mnt/data/spark/hdfs/master,target=/tmp/hadoop-root \
--mount type=bind,source=/mnt/data/spark/logs/master,target=/usr/local/hadoop/logs \
--mount type=bind,source=/mnt/data/spark/config/hadoop,target=/mnt/config/hadoop \
--mount type=bind,source=/mnt/data/spark/config/spark,target=/mnt/config/spark \
--endpoint-mode dnsrr \
newnius/spark:2.2.1

You dont't need to put all files in dir, only add files to be replaced.