Initial commit

Dockerfile

+ARG FROM=cern/cc7-base
+FROM $FROM
+
+ARG SPARK_NXCALS_URL=http://photons-resources.cern.ch/downloads/nxcals_pro/spark/spark-nxcals.zip
+
+RUN yum update -y && yum install -y python3 python3-pip python3-virtualenv unzip bsdtar rsync CERN-CA-certs && \
+    yum clean all
+
+ENV SPARK_HOME=/opt/nxcals-spark
+
+RUN curl -s -k -L -o /tmp/nxcals-spark.zip $SPARK_NXCALS_URL && \
+    mkdir -p $SPARK_HOME && \
+    mkdir -p /work && \
+    chmod 777 /work && \
+    cd $SPARK_HOME && bsdtar --strip-components=1 -xvf /tmp/nxcals-spark.zip  && \
+    rm /tmp/nxcals-spark.zip
+
+
+ENV PATH $PATH:$SPARK_HOME:$SPARK_ENV/bin
+
+RUN adduser etlworker -m
+
+USER etlworker
+
+RUN cd ~etlworker && python3 -m venv spark-venv && \
+    source ~etlworker/spark-venv/bin/activate && \
+    pip3 install pyspark
+
+VOLUME /auth
+
+WORKDIR /work
+ENTRYPOINT ["/entrypoint.sh"]

pom.xml

+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+  xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+  <modelVersion>4.0.0</modelVersion>
+
+  <groupId>cern.ics.dash</groupId>
+  <artifactId>worker</artifactId>
+  <version>spark-2.4.0-hadoop-2.7</version>
+
+  <description>Dash :: NXCALS Spark image</description>
+
+  <scm>
+     <developerConnection>scm:git:ssh://git@gitlab.cern.ch:7999/industrial-controls/services/dash/worker.git</developerConnection>
+  </scm>
+  
+  <properties>
+    <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+    <spark.nxcals.url>http://photons-resources.cern.ch/downloads/nxcals_pro/spark/spark-nxcals.zip</spark.nxcals.url>
+    <docker.from>cern/cc7-base</docker.from>
+  </properties>
+
+  <build>
+    <plugins>
+      <plugin>
+        <groupId>org.apache.maven.plugins</groupId>
+        <artifactId>maven-deploy-plugin</artifactId>
+        <version>3.0.0-M1</version>
+        <configuration>
+           <skip>true</skip>
+        </configuration>
+      </plugin>
+      <plugin>
+          <groupId>org.codehaus.mojo</groupId>
+          <artifactId>versions-maven-plugin</artifactId>
+          <version>2.5</version>
+      </plugin>
+      
+      
+    </plugins>
+  </build>
+</project>