content: # Copyright 2024 gRPC authors.
  #
  # Licensed under the Apache License, Version 2.0 (the "License");
  # you may not use this file except in compliance with the License.
  # You may obtain a copy of the License at
  #
  #     http://www.apache.org/licenses/LICENSE-2.0
  #
  # Unless required by applicable law or agreed to in writing, software
  # distributed under the License is distributed on an "AS IS" BASIS,
  # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  # See the License for the specific language governing permissions and
  # limitations under the License.
  
  #
  # Stage 1: Build CSM server
  #
  
  FROM eclipse-temurin:11-jdk AS build
  
  WORKDIR /grpc-java/examples
  COPY . .
  
  RUN cd example-gcp-csm-observability && ../gradlew installDist -PskipCodegen=true -PskipAndroid=true
  
  #
  # Stage 2:
  #
  # - Copy only the necessary files to reduce Docker image size.
  # - Have an ENTRYPOINT script which will launch the CSM server
  #   with the given parameters.
  #
  
  FROM eclipse-temurin:11-jre
  
  WORKDIR /grpc-java/
  COPY --from=build /grpc-java/examples/example-gcp-csm-observability/build/install/example-gcp-csm-observability/. .
  
  # Intentionally after the COPY to force the update on each build.
  # Update Ubuntu system packages:
  RUN apt-get update \
      && apt-get -y upgrade \
      && apt-get -y autoremove \
      && rm -rf /var/lib/apt/lists/*
  
  # Server
  ENTRYPOINT ["bin/csm-observability-server"]
  