Dockerfile

FROM microsoft/dotnet:sdk AS build-env
WORKDIR /app

# Install SonarScanner
ENV PATH="${PATH}:/root/.dotnet/tools"
RUN apt-get update -qq && apt-get install -qq -y default-jre
RUN dotnet tool install --global dotnet-sonarscanner --version 4.5.0

ARG PR_BASE
ARG PR_BRANCH
ARG PR_ID
ARG SONAR_HOST=https://sonarcloud.io
ARG SONAR_ORG=ceruleanlabs
ARG SONAR_PROJECT=ceruleanlabs_smashbot
ARG SONAR_TOKEN

COPY . ./

# Restore packages as separate layer
RUN dotnet restore

# Start code analysis
RUN dotnet-sonarscanner begin \
        /k:${SONAR_PROJECT} \
        /d:sonar.host.url=${SONAR_HOST} \
        /d:sonar.login=${SONAR_TOKEN} \
        /d:sonar.organization=${SONAR_ORG} \
        /d:sonar.pullrequest.branch=${PR_BRANCH} \
        /d:sonar.pullrequest.base=${PR_BASE} \
        /d:sonar.pullrequest.key=${PR_ID}

# Run tests
RUN dotnet test

# Build
RUN dotnet publish src/SmashBot.csproj -c Release -o out

# Finish code analysis
RUN dotnet-sonarscanner end \
        /d:sonar.login=${SONAR_TOKEN}

# Build runtime image
FROM microsoft/dotnet:aspnetcore-runtime
WORKDIR /app
COPY --from=build-env /app/src/out .
ENTRYPOINT ["dotnet", "SmashBot.dll"]