Merge pull request #2169 from bakdata/feature/small-docker-images

Feature/small docker images

Dockerfile

@@ -0,0 +1,24 @@
+FROM maven:3.8-openjdk-11-slim AS builder
+
+COPY . /app
+
+
+WORKDIR /app
+RUN ./build_version.sh
+
+
+FROM openjdk:11.0.12-slim AS runner
+
+WORKDIR /app
+COPY --from=builder /app/executable/target/executable*jar ./conquery.jar
+
+ENV CLUSTER_PORT=${CLUSTER_PORT:-8082}
+ENV ADMIN_PORT=${ADMIN_PORT:-8081}
+ENV API_PORT=${API_PORT:-8080}
+
+ENTRYPOINT [ "java", "-jar", "conquery.jar" ]
+
+CMD [ "standalone" ]
+
+EXPOSE $CLUSTER_PORT $ADMIN_PORT $API_PORT
+

build_version.sh

@@ -2,4 +2,4 @@
 
 mvn clean initialize -P setVersion
 
-mvn -T 1C package -DskipTests -pl executable -am
+mvn -T 1C package -Dmaven.test.skip=true -DskipTests -pl executable -am

frontend/Dockerfile

@@ -1,17 +1,18 @@
-FROM mhart/alpine-node:16
-RUN apk add --no-cache bash
+FROM mhart/alpine-node:16 AS builder
 
-RUN mkdir /conquery
-WORKDIR /conquery
+WORKDIR /app
+COPY ./package.json .
 
-COPY ./package.json ./yarn.lock ./
 RUN yarn --no-progress --frozen-lockfile
 
 COPY . .
 
 # Uses env variables from .env file (BUILD TIME)
 RUN PUBLIC_URL=/ yarn build
 
+# The final image is just an nginx with a webroot
+FROM nginx:stable-alpine
+
 # To allow passing env variables at RUN TIME
 # we're injecting them into the built artifacts.
 # See `./scripts/replace-env-at-runtime.sh`, `.env`, `.env.example` for details
@@ -24,6 +25,14 @@ ENV REACT_APP_IDP_URL=$REACT_APP_IDP_URL
 ENV REACT_APP_IDP_REALM=$REACT_APP_IDP_REALM
 ENV REACT_APP_IDP_CLIENT_ID=$REACT_APP_IDP_CLIENT_ID
 
-CMD /bin/bash ./scripts/replace-env-at-runtime.sh && PORT=8000 NODE_ENV=production node server
+# Copy the build artifacts from the builder phase
+COPY --from=builder /app/build /usr/share/nginx/html
+# Copy the env replacer
+COPY ./scripts/replace-env-at-runtime.sh /
+
+# The default command replaces the environment variables and starts nginx as a subprocess
+CMD [ "/bin/sh", "-c", "/replace-env-at-runtime.sh /usr/share/nginx/html/index.html && nginx -g \"daemon off;\""]
+
+
+EXPOSE 80
 
-EXPOSE 8000