ARG swift_version=5.7 ARG ubuntu_version=focal ARG base_image=swift:$swift_version-$ubuntu_version FROM $base_image # needed to do again after FROM due to docker limitation ARG swift_version ARG ubuntu_version # set as UTF-8 RUN apt-get update && apt-get install -y locales locales-all ENV LC_ALL en_US.UTF-8 ENV LANG en_US.UTF-8 ENV LANGUAGE en_US.UTF-8 # dependencies RUN apt-get update && apt-get install -y wget RUN apt-get update && apt-get install -y lsof dnsutils netcat-openbsd net-tools curl jq # used by integration tests # ruby and jazzy for docs generation RUN apt-get update && apt-get install -y ruby ruby-dev libsqlite3-dev build-essential # tools RUN mkdir -p $HOME/.tools RUN echo 'export PATH="$HOME/.tools:$PATH"' >> $HOME/.profile # swiftformat (until part of the toolchain) ARG swiftformat_version=0.49.6 RUN if [ "${swift_version}" = "5.7" ]; then git clone --branch $swiftformat_version --depth 1 https://github.com/nicklockwood/SwiftFormat $HOME/.tools/swift-format; fi RUN if [ "${swift_version}" = "5.7" ]; then cd $HOME/.tools/swift-format && swift build -c release; fi RUN if [ "${swift_version}" = "5.7" ]; then ln -s $HOME/.tools/swift-format/.build/release/swiftformat $HOME/.tools/swiftformat; fi