Base Dockerfile for Serverless Workflow

Dockerfile.base

FROM maven:3.8.5-jdk-11 as create

ARG QUARKUS_PLATFORM_VERSION

WORKDIR /tmp/

RUN mvn io.quarkus.platform:quarkus-maven-plugin:${QUARKUS_PLATFORM_VERSION}:create \
  -DprojectGroupId=org.kie \
  -DprojectArtifactId=kn-plugin-workflow \
  -DnoCode \
  -DplatformVersion=${QUARKUS_PLATFORM_VERSION} \
  -Dextensions="kogito-quarkus-serverless-workflow,kogito-addons-quarkus-knative-eventing,resteasy-reactive-jackson,quarkus-kubernetes"

RUN cd kn-plugin-workflow \
  && rm -rf src/main/docker/ src/main/java/ src/test/

COPY workflow.sw.json /tmp/kn-plugin-workflow/src/main/resources

# ===============================================================
# BUILDER
# ===============================================================
# docker build -f Dockerfile.workflow --target=builder \
# --build-arg QUARKUS_PLATFORM_VERSION=2.10.0.Final \
# -f Dockerfile \
# -t quay.io/kiegroup/swf-base:2.10.0.Final \
# .

# TODO: change to minimal image
FROM openjdk:11 as builder

COPY --from=create /root/.m2 /root/.m2
COPY --from=create /tmp/ /tmp/

WORKDIR /tmp/kn-plugin-workflow

RUN ./mvnw package -Dquarkus.kubernetes.deployment-target=knative \
  && rm -rf ./target \
  && rm ./src/main/resources/workflow.sw.json

Dockerfile.workflow

# tag will change dynamically
FROM quay.io/kiegroup/swf-base:2.10.0.Final as builder

WORKDIR /tmp/kn-plugin-workflow

ARG extensions
RUN if [[ -z "$extensions" ]]; \
	then echo "WITHOUT ADDITIONAL EXTENSIONS"; \
	else ./mvnw quarkus:add-extension -Dextensions=${extensions}; \
	fi

# copy application.properties if exists
ARG workflow_file
COPY ${workflow_file} application.propertie[s] ./src/main/resources/

ARG workflow_name
ARG container_registry
ARG container_group
ARG container_name
ARG container_tag
RUN ./mvnw package \
	-Dquarkus.kubernetes.deployment-target=knative \
	-Dquarkus.knative.name=${workflow_name} \
	-Dquarkus.container-image.registry=${container_registry} \
	-Dquarkus.container-image.group=${container_group} \
	-Dquarkus.container-image.name=${container_name} \
	-Dquarkus.container-image.tag=${container_tag}

# ===============================================================
# KUBERNETES FILES
# ===============================================================

# DOCKER_BUILDKIT=1 docker build -f Dockerfile.workflow --target=kubernetes \
# --build-arg workflow_file=workflow.sw.json \
# --build-arg extensions=quarkus-jsonp,quarkus-smallrye-openapi \
# --build-arg workflow_name=my-project \
# --build-arg container_registry=quay.io \
# --build-arg container_group=lmotta \
# --build-arg container_name=test \
# --build-arg container_tag=0.0.1 \
# --output type=local,dest=kubernetes .
FROM scratch as kubernetes
COPY --from=builder /tmp/kn-plugin-workflow/target/kubernetes .

# ===============================================================
# RUNNER
# ===============================================================

# docker build -f Dockerfile.workflow --target=runner \
# --build-arg workflow_file=workflow.sw.json \
# --build-arg extensions=quarkus-jsonp,quarkus-smallrye-openapi \
# --build-arg workflow_name=my-project \
# --build-arg container_registry=quay.io \
# --build-arg container_group=lmotta \
# --build-arg container_name=test \
# --build-arg container_tag=0.0.1 \
# -t quay.io/lmotta/runner .

# TODO: change to minimal image
FROM openjdk:11 as runner

COPY --from=builder /tmp/kn-plugin-workflow/target/quarkus-app/lib/ /runner/lib/
COPY --from=builder /tmp/kn-plugin-workflow/target/quarkus-app/*.jar /runner/
COPY --from=builder /tmp/kn-plugin-workflow/target/quarkus-app/app/ /runner/app/
COPY --from=builder /tmp/kn-plugin-workflow/target/quarkus-app/quarkus/ /runner/quarkus/
EXPOSE 8080

CMD ["java", "-jar", "/deployments/quarkus-run.jar", "-Dquarkus.http.host=0.0.0.0"]


# ===============================================================
# DEV
# ===============================================================

# docker build -f Dockerfile.workflow --target=dev \
# --build-arg workflow_file=workflow.sw.json \
# --build-arg extensions=quarkus-jsonp,quarkus-smallrye-openapi \
# --build-arg workflow_name=my-project \
# --build-arg container_registry=quay.io \
# --build-arg container_group=lmotta \
# --build-arg container_name=test \
# --build-arg container_tag=0.0.1 \
# -t quay.io/lmotta/dev .

# docker container run -it \
# --mount type=bind,source="$(pwd)",target=/tmp/kn-plugin-workflow/src/main/resources \
# -p 8080:8080 quay.io/lmotta/dev

# TODO: change to minimal image
FROM openjdk:11 as dev

COPY --from=builder /root/.m2/ /root/.m2/
COPY --from=builder /tmp/ /tmp/

WORKDIR /tmp/kn-plugin-workflow/
	
EXPOSE 8080

CMD ["./mvnw", "quarkus:dev"]