Merge pull request #46 from datastax/feature/cdm-docker-image

Build inside docker

Author: pravinbhat

Dockerfile

@@ -1,10 +1,7 @@
 FROM eclipse-temurin:8-jammy
 
-# Add all migration tools to path
-RUN mkdir -p /assets/
-
 # Download all migration dependencies
-RUN cd /assets && \
+RUN mkdir -p /assets/ && cd /assets && \
     curl -OL https://downloads.datastax.com/dsbulk/dsbulk.tar.gz && \
     tar -xzf ./dsbulk.tar.gz && \
     rm ./dsbulk.tar.gz && \
@@ -17,16 +14,35 @@ RUN cd /assets && \
     rm ./spark-2.4.8-bin-hadoop2.7.tgz
 
 RUN apt-get update && apt-get install -y openssh-server vim --no-install-recommends && \
-     rm -rf /var/lib/apt/lists/*
-RUN service ssh start
+    rm -rf /var/lib/apt/lists/*  && \
+    service ssh start
 
 # Copy CDM jar & template files
-COPY ./target/cassandra-data-migrator-*.jar /assets/
+ARG MAVEN_VERSION=3.8.6
+ARG USER_HOME_DIR="/root"
+ARG BASE_URL=https://apache.osuosl.org/maven/maven-3/${MAVEN_VERSION}/binaries
+ENV MAVEN_HOME /usr/share/maven
+ENV MAVEN_CONFIG "$USER_HOME_DIR/.m2"
+COPY ./src /assets/src
+COPY ./pom.xml /assets/pom.xml
 COPY ./src/resources/sparkConf.properties /assets/
 COPY ./src/resources/partitions.csv /assets/
 COPY ./src/resources/primary_key_rows.csv /assets/
 COPY ./src/resources/runCommands.txt /assets/
 
+RUN mkdir -p /usr/share/maven /usr/share/maven/ref && \
+    curl -fsSL -o /tmp/apache-maven.tar.gz ${BASE_URL}/apache-maven-${MAVEN_VERSION}-bin.tar.gz && \
+    tar -xzf /tmp/apache-maven.tar.gz -C /usr/share/maven --strip-components=1 && \
+    rm -f /tmp/apache-maven.tar.gz && \
+    ln -s /usr/share/maven/bin/mvn /usr/bin/mvn && \
+    cd /assets && mvn -f ./pom.xml clean package && \
+    cp /assets/target/cassandra-data-migrator-*.jar /assets/ && \
+    rm -rf /assets/src && \
+    rm -rf /assets/target && \
+    rm -rf /assets/pom.xml && \
+    rm -rf "$MAVEN_HOME" && \
+    rm -rf "$USER_HOME_DIR/.m2"
+
 # Add all migration tools to path
 ENV PATH="${PATH}:/assets/dsbulk/bin/:/assets/cqlsh-astra/bin/:/assets/spark-2.4.8-bin-hadoop2.7/bin/"