Build project in Docker; create builder image

Dockerfile

+FROM maven:3.6-jdk-11
+
+RUN useradd -u 10000 -m builduser
+RUN mkdir /home/builduser/.m2
+RUN chown -R builduser /home/builduser/.m2
+
+USER builduser
+WORKDIR /home/builduser/src/
+
+# Load the dependencies first (to cache them for future builds)
+copy --chown=builduser ./pom.xml ./
+copy --chown=builduser ./searchitect-backend-dynrh2lev/pom.xml ./searchitect-backend-dynrh2lev/pom.xml
+copy --chown=builduser ./searchitect-backend-dynrh2levrocks/pom.xml ./searchitect-backend-dynrh2levrocks/pom.xml
+copy --chown=builduser ./searchitect-backend-sophos/pom.xml ./searchitect-backend-sophos/pom.xml
+copy --chown=builduser ./searchitect-backend-template/pom.xml ./searchitect-backend-template/pom.xml
+copy --chown=builduser ./searchitect-client-dynrh2lev-plugin/pom.xml ./searchitect-client-dynrh2lev-plugin/pom.xml
+copy --chown=builduser ./searchitect-client-dynrh2levrocks-plugin/pom.xml ./searchitect-client-dynrh2levrocks-plugin/pom.xml
+copy --chown=builduser ./searchitect-client-sophos-plugin/pom.xml ./searchitect-client-sophos-plugin/pom.xml
+copy --chown=builduser ./searchitect-client/pom.xml ./searchitect-client/pom.xml
+copy --chown=builduser ./searchitect-common-dynrh2lev/pom.xml ./searchitect-common-dynrh2lev/pom.xml
+copy --chown=builduser ./searchitect-common-sophos/pom.xml ./searchitect-common-sophos/pom.xml
+copy --chown=builduser ./searchitect-common/pom.xml ./searchitect-common/pom.xml
+copy --chown=builduser ./searchitect-gate/pom.xml ./searchitect-gate/pom.xml
+copy --chown=builduser ./searchitect-test/pom.xml ./searchitect-test/pom.xml
+copy --chown=builduser ./searchitect-testset/pom.xml ./searchitect-testset/pom.xml
+# Dependency resolution will fail, because the searchitects projects ares searched but not built. '--fail-never' forces docker to continue.
+RUN mvn dependency:go-offline --fail-never
+
+# Do the actual build
+COPY --chown=builduser . . 
+RUN mvn -e clean install
+
+

README.md

@@ -49,6 +49,12 @@ Docker enables a containerized easy deployment, the docker-compose configuration
     docker-compose build
     docker-compose up
 
+or
+
+	docker-compose up -d
+
+if you want to move the docker process to the background.
+
 ## How to add a new scheme
 
 1. Implement your scheme in a new  searchitect-common-scheme project

docker-compose.yml

-version: "2"
+version: "3.4"
 
 services:
-# important note: servicename MUST match backend name b_id of request urls
+   builder:
+      build:
+         context: ./
+   # important note: servicename MUST match backend name b_id of request urls
    template:
-    build: ./searchitect-backend-template
-    ports:
-    - "8383:8383"
+      build:
+         target: backend-template
+         context: ./searchitect-backend-template
+      depends_on:
+         - builder
+      restart: always
+      ports:
+         - "8383:8383"
 
    sophos:
-    build: ./searchitect-backend-sophos
+    build:
+      target: backend-sophos
+      context: ./searchitect-backend-sophos
+    depends_on:
+      - builder
+    restart: always
     ports:
     - "8484:8484"
 
    dynrh2lev:
-    build: ./searchitect-backend-dynrh2lev
+    build:
+      context: ./searchitect-backend-dynrh2lev
+      target: backend-dynrh2lev
+    depends_on:
+      - builder
+    restart: always
     ports:
     - "8282:8282"
 
    dynrh2levrocks:
-    build: ./searchitect-backend-dynrh2levrocks
-    ports:
-    - "8585:8585"
+      build:
+         context: ./searchitect-backend-dynrh2levrocks
+         target: backend-dynrh2levrocks
+      depends_on:
+         - builder
+      restart: always
+      ports:
+         - "8585:8585"
 
-   searchitect-gate:
-    build: ./searchitect-gate
+   gate:
+    build:
+      target: gate
+      context: ./searchitect-gate
+    depends_on:
+      - builder
+    restart: always
     ports:
     - "8433:8433"

searchitect-backend-dynrh2lev/Dockerfile

-FROM openjdk:10
-VOLUME /tmp
-COPY ./target/searchitect-backend-dynrh2lev-0.1.0.jar /tmp/searchitect-backend-dynrh2lev-0.1.0.jar
+FROM searchitect_builder as builder
+
+FROM openjdk:10-jre-slim as backend-dynrh2lev
+
+RUN useradd -u 10000 -m searchitect
+USER searchitect
+
+COPY --from=builder /home/builduser/src/searchitect-backend-dynrh2lev/target/searchitect-backend-dynrh2lev-0.1.0.jar /tmp/searchitect-backend-dynrh2lev-0.1.0.jar
 CMD ["java", "-jar","/tmp/searchitect-backend-dynrh2lev-0.1.0.jar"]

searchitect-backend-dynrh2levrocks/Dockerfile

-FROM openjdk:10
-VOLUME /tmp
-COPY ./target/searchitect-backend-dynrh2levrocks-0.1.0.jar /tmp/searchitect-backend-dynrh2levrocks-0.1.0.jar
+FROM searchitect_builder as builder
+
+FROM openjdk:10-jre-slim as backend-dynrh2levrocks
+
+RUN useradd -u 10000 -m searchitect
+USER searchitect
+
+COPY --from=builder /home/builduser/src/searchitect-backend-dynrh2levrocks/target/searchitect-backend-dynrh2levrocks-0.1.0.jar /tmp/searchitect-backend-dynrh2levrocks-0.1.0.jar
 CMD ["java", "-jar","/tmp/searchitect-backend-dynrh2levrocks-0.1.0.jar"]

searchitect-backend-sophos/Dockerfile

-FROM openjdk:10
-VOLUME /tmp
-COPY ./target/searchitect-backend-sophos-0.1.0.jar /tmp/searchitect-backend-sophos-0.1.0.jar
+FROM searchitect_builder as builder
+
+FROM openjdk:10-jre-slim as backend-sophos
+
+RUN useradd -u 10000 -m searchitect
+USER searchitect
+
+COPY --from=builder /home/builduser/src/searchitect-backend-sophos/target/searchitect-backend-sophos-0.1.0.jar /tmp/searchitect-backend-sophos-0.1.0.jar
 CMD ["java", "-jar","/tmp/searchitect-backend-sophos-0.1.0.jar"]

searchitect-backend-template/Dockerfile

-FROM openjdk:10
-VOLUME /tmp
-COPY ./target/searchitect-backend-template-0.1.0.jar /tmp/searchitect-backend-template-0.1.0.jar
-CMD ["java", "-jar","/tmp/searchitect-backend-template-0.1.0.jar"]
+FROM searchitect_builder as builder
+
+FROM openjdk:10-jre-slim as backend-template
+
+RUN useradd -u 10000 -m searchitect
+USER searchitect
+
+COPY --from=builder /home/builduser/src/searchitect-backend-template/target/searchitect-backend-template-0.1.0.jar /tmp/searchitect-backend-template-0.1.0.jar
+CMD ["java", "-jar","/tmp/searchitect-backend-template-0.1.0.jar"]
\ No newline at end of file

searchitect-client-dynrh2lev-plugin/Dockerfile

 FROM openjdk:8
 VOLUME /tmp
+
+RUN useradd -u 10000 -m searchitect
+USER searchitect
+
 COPY ./target/searchitect-backend-template-0.1.0.jar /tmp/searchitect-backend-template-0.1.0.jar
 CMD ["java", "-jar","/tmp/searchitect-backend-template-0.1.0.jar"]

searchitect-client-dynrh2levrocks-plugin/Dockerfile

 FROM openjdk:8
 VOLUME /tmp
+
+RUN useradd -u 10000 -m searchitect
+USER searchitect
+
 COPY ./target/searchitect-backend-template-0.1.0.jar /tmp/searchitect-backend-template-0.1.0.jar
 CMD ["java", "-jar","/tmp/searchitect-backend-template-0.1.0.jar"]

searchitect-client-sophos-plugin/Dockerfile

 FROM openjdk:8
 VOLUME /tmp
+
+RUN useradd -u 10000 -m searchitect
+USER searchitect
+
 COPY ./target/searchitect-backend-template-0.1.0.jar /tmp/searchitect-backend-template-0.1.0.jar
 CMD ["java", "-jar","/tmp/searchitect-backend-template-0.1.0.jar"]

searchitect-client/Dockerfile

 FROM openjdk:8
 VOLUME /tmp
+
+RUN useradd -u 10000 -m searchitect
+USER searchitect
+
 COPY ./target/searchitect-gate-0.1.0.jar /tmp/searchitect-gate-0.1.0.jar
 CMD ["java", "-jar","/tmp/searchitect-gate-0.1.0.jar"]

searchitect-common-dynrh2lev/Dockerfile

 FROM openjdk:8
 VOLUME /tmp
+
+RUN useradd -u 10000 -m searchitect
+USER searchitect
+
 COPY ./target/searchitect-backend-template-0.1.0.jar /tmp/searchitect-backend-template-0.1.0.jar
 CMD ["java", "-jar","/tmp/searchitect-backend-template-0.1.0.jar"]

searchitect-common-sophos/Dockerfile

 FROM openjdk:8
 VOLUME /tmp
+
+RUN useradd -u 10000 -m searchitect
+USER searchitect
+
 COPY ./target/searchitect-backend-template-0.1.0.jar /tmp/searchitect-backend-template-0.1.0.jar
 CMD ["java", "-jar","/tmp/searchitect-backend-template-0.1.0.jar"]

searchitect-common/Dockerfile

 FROM openjdk:8
 VOLUME /tmp
+
+RUN useradd -u 10000 -m searchitect
+USER searchitect
+
 COPY ./target/searchitect-backend-template-0.1.0.jar /tmp/searchitect-backend-template-0.1.0.jar
 CMD ["java", "-jar","/tmp/searchitect-backend-template-0.1.0.jar"]

searchitect-gate/Dockerfile

-FROM openjdk:10
-VOLUME /tmp
-COPY ./target/searchitect-gate-0.1.0.jar /tmp/searchitect-gate-0.1.0.jar
+FROM searchitect_builder as builder
+
+FROM openjdk:10-jre-slim as gate
+
+RUN useradd -u 10000 -m searchitect
+USER searchitect
+
+COPY --from=builder /home/builduser/src/searchitect-gate/target/searchitect-gate-0.1.0.jar /tmp/searchitect-gate-0.1.0.jar
 CMD ["java", "-jar","/tmp/searchitect-gate-0.1.0.jar"]

searchitect-test/Dockerfile

 FROM openjdk:8
 VOLUME /tmp
+
+RUN useradd -u 10000 -m searchitect
+USER searchitect
+
 COPY ./target/searchitect-gate-0.1.0.jar /tmp/searchitect-gate-0.1.0.jar
 CMD ["java", "-jar","/tmp/searchitect-gate-0.1.0.jar"]