swift-android-sdk · finagolfin · Dec 16, 2025 · Dec 23, 2025 · Dec 23, 2025 · Dec 23, 2025
diff --git a/CODEOWNERS → .github/CODEOWNERS b/CODEOWNERS → .github/CODEOWNERS
diff --git a/.github/workflows/pull_request.yml b/.github/workflows/pull_request.yml
@@ -25,3 +25,156 @@ jobs:
           name: docker-logs
           path: |
             *.log
+
+   android-build:
+     name: Android ${{ matrix.build-type }} ${{ matrix.swift-version }} ${{ matrix.arch }} ${{ matrix.runner }} (compiler=${{ matrix.build-compiler }})
+     strategy:
+       fail-fast: false
+       matrix:
+         include:
+           - swift-version: 'tag:swift-DEVELOPMENT-SNAPSHOT-2026-02-06-a'
+             build-type: 'docker'
+             build-compiler: '1'
+             runner: 'ubuntu-24.04'
+           - swift-version: 'tag:swift-6.3-DEVELOPMENT-SNAPSHOT-2026-01-29-a'
+             build-type: 'local'
+             build-compiler: '1'
+             runner: 'ubuntu-24.04'
+     runs-on: ${{ matrix.runner }}
+     # 16 hour timeout
+     timeout-minutes: 1080
+     steps:
+      - name: Free Disk Space
+        run: |
+          df -h
+          # brings available space from 25G to 32G
+          # otherwise we sometimes run out of space during the build
+          sudo rm -rf /usr/share/miniconda /usr/share/az* /usr/share/glade* /usr/local/share/chromium /usr/local/share/powershell /usr/share/dotnet /opt/ghc /opt/hostedtoolcache /usr/local/graalvm/ /usr/local/.ghcup/ /usr/local/lib/node_modules /usr/local/share/boost
+          sudo docker image prune --all --force
+          sudo docker builder prune -a
+          df -h
+      - name: Setup
+        id: config
+        run: |
+          # these variabes are used by build-docker and build-local
+          # to determine which Swift version to build for
+          echo "SWIFT_VERSION=${{ matrix.swift-version }}" >> $GITHUB_ENV
+          # pass the build-compiler matrix through to the build script
+          echo "BUILD_COMPILER=${{ matrix.build-compiler }}" >> $GITHUB_ENV
+          echo "TARGET_ARCHS=${{ matrix.arch }}" >> $GITHUB_ENV
+          echo "WORKDIR=${{ runner.temp }}/swift-android-sdk" >> $GITHUB_ENV
+      - name: Checkout repository
+        uses: actions/checkout@v4
+      - name: Build Android SDK (Local)
+        if: ${{ matrix.build-type == 'local' }}
+        working-directory: swift-ci/sdks/android
+        run: |
+          sudo apt install -q patchelf build-essential cmake ninja-build python3 golang git gnupg2 libcurl4-openssl-dev libedit-dev libicu-dev libncurses5-dev libpython3-dev libsqlite3-dev libxml2-dev rsync uuid-dev uuid-runtime tzdata curl unzip
+          ./build-local ${SWIFT_VERSION} ${WORKDIR}
+      - name: Build Android SDK (Docker)
+        if: ${{ matrix.build-type == 'docker' }}
+        working-directory: swift-ci/sdks/android
+        run: |
+          ./build-docker ${SWIFT_VERSION} ${WORKDIR}
+      - name: Install Host Toolchain
+        if: ${{ matrix.build-type == 'docker' }}
+        working-directory: swift-ci/sdks/android
+        run: |
+          # when building in a Docker container, we don't have a local host toolchain,
+          # but we need one in order to run the SDK validation tests, so we install it now
+          HOST_OS=ubuntu$(lsb_release -sr)
+          source ./scripts/toolchain-vars.sh
+          mkdir -p ${WORKDIR}/host-toolchain
+          ./scripts/install-swift.sh ${WORKDIR}/host-toolchain/$SWIFT_BASE/usr
+          ls ${WORKDIR}/host-toolchain
+          ${WORKDIR}/host-toolchain/*/usr/bin/swift --version
+      - name: Get artifact info
+        id: info
+        shell: bash
+        run: |
+          set -ex
+          SWIFT_ROOT=$(dirname ${WORKDIR}/host-toolchain/*/usr)
+          echo "swift-root=${SWIFT_ROOT}" >> $GITHUB_OUTPUT
+          echo "swift-path=${SWIFT_ROOT}/usr/bin/swift" >> $GITHUB_OUTPUT
+
+          ARTIFACT_PATH=$(realpath ${WORKDIR}/products/*.artifactbundle.tar.gz)
+          echo "artifact-path=${ARTIFACT_PATH}" >> $GITHUB_OUTPUT
+          echo "sdk-id=x86_64-unknown-linux-android28" >> $GITHUB_OUTPUT
+
+          ARTIFACT_EXT=".artifactbundle.tar.gz"
+          ARTIFACT_NAME="$(basename ${ARTIFACT_PATH} ${ARTIFACT_EXT})"
+          # depending on whether we are building locally or in a container, add a maker to the name
+          if [[ "${{ matrix.build-type }}" == 'local' ]]; then
+            ARTIFACT_NAME="${ARTIFACT_NAME}-local"
+          fi
+          if [[ "${{ matrix.build-compiler }}" == '1' ]]; then
+            ARTIFACT_NAME="${ARTIFACT_NAME}-hostbuild"
+          fi
+          # artifacts need a unique name so we suffix with the matrix arch(s)
+          if [[ ! -z "${{ matrix.arch }}" ]]; then
+            ARTIFACT_NAME="${ARTIFACT_NAME}-$(echo ${{ matrix.arch }} | tr ',' '-')"
+          fi
+          ARTIFACT_NAME="${ARTIFACT_NAME}${ARTIFACT_EXT}"
+
+          # There is no way to prevent even a single-file artifact from being zipped:
+          # https://github.com/actions/upload-artifact?tab=readme-ov-file#zip-archives
+          # so the actual artifact download will look like:
+          # swift-6.1-RELEASE_android-0.1-x86_64.artifactbundle.tar.gz.zip
+          echo "artifact-name=${ARTIFACT_NAME}" >> $GITHUB_OUTPUT
+      - name: Upload SDK artifactbundle
+        uses: actions/upload-artifact@v4
+        with:
+          compression-level: 0
+          name: ${{ steps.info.outputs.artifact-name }}
+          path: ${{ steps.info.outputs.artifact-path }}
+      - name: Cleanup
+        run: |
+          # need to free up some space or else when installing we get: No space left on device
+          df -h
+          rm -rf ${WORKDIR}/{build,source}
+          sudo docker image prune --all --force
+          sudo docker builder prune -a
+          df -h
+      - name: Install artifactbundle
+        shell: bash
+        run: |
+          set -ex
+          ${{ steps.info.outputs.swift-path }} sdk install ${{ steps.info.outputs.artifact-path }}
+          ${{ steps.info.outputs.swift-path }} sdk configure --show-configuration $(${{ steps.info.outputs.swift-path }} sdk list | head -n 1) ${{ steps.info.outputs.sdk-id }}
+          # recent releases require that ANDROID_NDK_ROOT *not* be set
+          # see https://github.com/swiftlang/swift-driver/pull/1879
+          echo "ANDROID_NDK_ROOT=" >> $GITHUB_ENV
+
+      - name: Create Demo Project
+        run: |
+          cd ${{ runner.temp }}
+          mkdir DemoProject
+          cd DemoProject
+          ${{ steps.info.outputs.swift-path }} --version
+          ${{ steps.info.outputs.swift-path }} package init
+          echo 'import Foundation' >> Sources/DemoProject/DemoProject.swift
+          echo 'import FoundationEssentials' >> Sources/DemoProject/DemoProject.swift
+          echo 'import FoundationXML' >> Sources/DemoProject/DemoProject.swift
+          echo 'import FoundationNetworking' >> Sources/DemoProject/DemoProject.swift
+          echo 'import Dispatch' >> Sources/DemoProject/DemoProject.swift
+          echo 'import Android' >> Sources/DemoProject/DemoProject.swift
+      - name: Test Demo Project on Android
+        uses: skiptools/swift-android-action@main
+        with:
+          # only test for the complete arch SDK build to speed up CI
+          #run-tests: ${{ matrix.arch == '' }}
+          package-path: ${{ runner.temp }}/DemoProject
+          installed-sdk: ${{ steps.info.outputs.sdk-id }}
+          installed-swift: ${{ steps.info.outputs.swift-root }}
+
+      - name: Checkout swift-algorithms
+        uses: actions/checkout@v4
+        with:
+          repository: apple/swift-algorithms
+          path: swift-algorithms
+      - name: Test swift-algorithms
+        uses: skiptools/swift-android-action@main
+        with:
+          package-path: swift-algorithms
+          installed-sdk: ${{ steps.info.outputs.sdk-id }}
+          installed-swift: ${{ steps.info.outputs.swift-root }}
diff --git a/nightly-6.3/fedora/41/Dockerfile b/nightly-6.3/fedora/41/Dockerfile
@@ -0,0 +1,70 @@
+FROM fedora:41
+LABEL maintainer="Swift Infrastructure <swift-infrastructure@forums.swift.org>"
+LABEL description="Docker Container for the Swift programming language"
+
+RUN yum -y install \
+  binutils \
+  gcc \
+  git \
+  zip \
+  unzip \
+  libcurl-devel \
+  libedit-devel \
+  libicu-devel \
+  sqlite-devel \
+  libuuid-devel \
+  libxml2-devel \
+  python3-devel \
+  libstdc++-devel \
+  libstdc++-static \
+  gnupg
+
+
+ARG SWIFT_SIGNING_KEY=E813C892820A6FA13755B268F167DF1ACF9CE069
+ARG SWIFT_PLATFORM=fedora41
+ARG SWIFT_VERSION=6.3
+ARG SWIFT_BRANCH=swift-${SWIFT_VERSION}-release
+ARG SWIFT_TAG=swift-${SWIFT_VERSION}-RELEASE
+ARG SWIFT_WEBROOT=https://download.swift.org/swift-6.3-branch
+ARG SWIFT_WEBROOT="$SWIFT_WEBROOT/$SWIFT_PLATFORM"
+ARG SWIFT_PREFIX=/opt/swift/${SWIFT_VERSION}
+
+ENV SWIFT_SIGNING_KEY=$SWIFT_SIGNING_KEY \
+    SWIFT_PLATFORM=$SWIFT_PLATFORM \
+    SWIFT_VERSION=$SWIFT_VERSION \
+    SWIFT_BRANCH=$SWIFT_BRANCH \
+    SWIFT_TAG=$SWIFT_TAG \
+    SWIFT_WEBROOT=$SWIFT_WEBROOT \
+    SWIFT_PREFIX=$SWIFT_PREFIX
+
+RUN set -e; \
+    ARCH_NAME="$(rpm --eval '%{_arch}')"; \
+    url=; \
+    case "${ARCH_NAME##*-}" in \
+        'x86_64') \
+            OS_ARCH_SUFFIX=''; \
+            ;; \
+        'aarch64') \
+            OS_ARCH_SUFFIX='-aarch64'; \
+            ;; \
+        *) echo >&2 "error: unsupported architecture: '$ARCH_NAME'"; exit 1 ;; \
+    esac; \
+    export $(curl -s ${SWIFT_WEBROOT}${OS_ARCH_SUFFIX}/latest-build.yml | grep 'download:' | sed 's/:[^:\/\/]/=/g') \
+    && export $(curl -s ${SWIFT_WEBROOT}${OS_ARCH_SUFFIX}/latest-build.yml | grep 'download_signature:' | sed 's/:[^:\/\/]/=/g') \
+    && export DOWNLOAD_DIR=$(echo $download | sed "s/-${SWIFT_PLATFORM}${OS_ARCH_SUFFIX}.tar.gz//g") \
+    && echo $DOWNLOAD_DIR > .swift_tag \
+    # - Download the GPG keys, Swift toolchain, and toolchain signature, and verify.
+    && export GNUPGHOME="$(mktemp -d)" \
+    && curl -fsSL ${SWIFT_WEBROOT}${OS_ARCH_SUFFIX}/${DOWNLOAD_DIR}/${download} -o latest_toolchain.tar.gz \
+    ${SWIFT_WEBROOT}${OS_ARCH_SUFFIX}/${DOWNLOAD_DIR}/${download} -o latest_toolchain.tar.gz.sig \
+    && curl -fSsL --compressed https://swift.org/keys/all-keys.asc | gpg --import -  \
+    # - Unpack the toolchain, set libs permissions, and clean up.
+    && mkdir -p $SWIFT_PREFIX \
+    && tar -xzf latest_toolchain.tar.gz --directory $SWIFT_PREFIX --strip-components=1 \
+    && chmod -R o+r $SWIFT_PREFIX/usr/lib/swift \
+    && rm -rf "$GNUPGHOME" latest_toolchain.tar.gz.sig latest_toolchain.tar.gz
+
+ENV PATH="${SWIFT_PREFIX}/usr/bin:${PATH}"
+
+# Print Installed Swift Version
+RUN swift --version
diff --git a/nightly-6.3/fedora/41/buildx/Dockerfile b/nightly-6.3/fedora/41/buildx/Dockerfile
@@ -0,0 +1,80 @@
+FROM fedora:41 AS base
+LABEL maintainer="Swift Infrastructure <swift-infrastructure@forums.swift.org>"
+LABEL description="Docker Container for the Swift programming language"
+
+RUN yum -y install \
+  binutils \
+  gcc \
+  git \
+  zip \
+  unzip \
+  libcurl-devel \
+  libedit-devel \
+  libicu-devel \
+  sqlite-devel \
+  libuuid-devel \
+  libxml2-devel \
+  python3-devel \
+  libstdc++-devel \
+  libstdc++-static \
+  gnupg
+
+
+ARG SWIFT_SIGNING_KEY=E813C892820A6FA13755B268F167DF1ACF9CE069
+ARG SWIFT_PLATFORM=fedora41
+ARG SWIFT_VERSION=6.3
+ARG SWIFT_BRANCH=swift-${SWIFT_VERSION}-release
+ARG SWIFT_TAG=swift-${SWIFT_VERSION}-RELEASE
+ARG SWIFT_WEBROOT=https://download.swift.org/swift-6.3-branch
+ARG SWIFT_WEBROOT="$SWIFT_WEBROOT/$SWIFT_PLATFORM"
+ARG SWIFT_PREFIX=/opt/swift/${SWIFT_VERSION}
+
+# This is a small trick to enable if/else for arm64 and amd64.
+# Because of https://bugs.swift.org/browse/SR-14872 we need adjust tar options.
+FROM base AS base-amd64
+ARG OS_ARCH_SUFFIX=
+
+FROM base AS base-arm64
+ARG OS_ARCH_SUFFIX=-aarch64
+
+FROM base-$TARGETARCH AS final
+
+ENV SWIFT_SIGNING_KEY=$SWIFT_SIGNING_KEY \
+    SWIFT_PLATFORM=$SWIFT_PLATFORM \
+    SWIFT_VERSION=$SWIFT_VERSION \
+    SWIFT_BRANCH=$SWIFT_BRANCH \
+    SWIFT_TAG=$SWIFT_TAG \
+    SWIFT_WEBROOT=$SWIFT_WEBROOT \
+    SWIFT_PREFIX=$SWIFT_PREFIX
+
+RUN set -e; \
+    ARCH_NAME="$(rpm --eval '%{_arch}')"; \
+    url=; \
+    case "${ARCH_NAME##*-}" in \
+        'x86_64') \
+            OS_ARCH_SUFFIX=''; \
+            ;; \
+        'aarch64') \
+            OS_ARCH_SUFFIX='-aarch64'; \
+            ;; \
+        *) echo >&2 "error: unsupported architecture: '$ARCH_NAME'"; exit 1 ;; \
+    esac; \
+    export $(curl -s ${SWIFT_WEBROOT}${OS_ARCH_SUFFIX}/latest-build.yml | grep 'download:' | sed 's/:[^:\/\/]/=/g') \
+    && export $(curl -s ${SWIFT_WEBROOT}${OS_ARCH_SUFFIX}/latest-build.yml | grep 'download_signature:' | sed 's/:[^:\/\/]/=/g') \
+    && export DOWNLOAD_DIR=$(echo $download | sed "s/-${SWIFT_PLATFORM}${OS_ARCH_SUFFIX}.tar.gz//g") \
+    && echo $DOWNLOAD_DIR > .swift_tag \
+    # - Download the GPG keys, Swift toolchain, and toolchain signature, and verify.
+    && export GNUPGHOME="$(mktemp -d)" \
+    && curl -fsSL ${SWIFT_WEBROOT}${OS_ARCH_SUFFIX}/${DOWNLOAD_DIR}/${download} -o latest_toolchain.tar.gz \
+    ${SWIFT_WEBROOT}${OS_ARCH_SUFFIX}/${DOWNLOAD_DIR}/${download} -o latest_toolchain.tar.gz.sig \
+    && curl -fSsL --compressed https://swift.org/keys/all-keys.asc | gpg --import -  \
+    # - Unpack the toolchain, set libs permissions, and clean up.
+    && mkdir -p $SWIFT_PREFIX \
+    && tar -xzf latest_toolchain.tar.gz --directory $SWIFT_PREFIX --strip-components=1 \
+    && chmod -R o+r $SWIFT_PREFIX/usr/lib/swift \
+    && rm -rf "$GNUPGHOME" latest_toolchain.tar.gz.sig latest_toolchain.tar.gz
+
+ENV PATH="${SWIFT_PREFIX}/usr/bin:${PATH}"
+
+# Print Installed Swift Version
+RUN swift --version
diff --git a/swift-ci/main/amazon-linux/2023/Verification/6.2/Dockerfile b/swift-ci/main/amazon-linux/2023/Verification/6.2/Dockerfile
@@ -0,0 +1,78 @@
+FROM amazonlinux:2023
+
+RUN yum install shadow-utils -y
+
+RUN groupadd -g 998 build-user && \
+    useradd -m -r -u 42 -g build-user build-user
+
+RUN yum -y group install "development tools"
+RUN yum -y install \
+  cmake \
+  ninja-build \
+  curl-devel \
+  gcc-c++ \
+  clang \
+  git \
+  libbsd-devel \
+  libedit-devel \
+  libicu-devel \
+  libuuid-devel \
+  libxml2-devel \
+  ncurses-devel \
+  pkgconfig \
+  procps-ng \
+  python3 \
+  python3-devel \
+  python3-distro \
+  python3-setuptools \
+  python-pip \
+  rsync \
+  sqlite-devel \
+  swig \
+  tzdata \
+  unzip \
+  zip \
+  lld \
+  diffutils \
+  which
+
+RUN mkdir -p /usr/local/lib/python3.7/site-packages/
+
+COPY swift-ci/dependencies/requirements.txt /dependencies/
+RUN pip3 install -r /dependencies/requirements.txt
+RUN pip3 install six
+
+ARG SWIFT_PLATFORM=amazon-linux2023
+ARG SWIFT_VERSION=6.2
+ARG SWIFT_WEBROOT=https://download.swift.org
+ARG SWIFT_PREFIX=/opt/swift/${SWIFT_VERSION}
+
+ENV SWIFT_PLATFORM=$SWIFT_PLATFORM \
+    SWIFT_VERSION=$SWIFT_VERSION \
+    SWIFT_WEBROOT=$SWIFT_WEBROOT \
+    SWIFT_PREFIX=$SWIFT_PREFIX
+
+RUN set -e; \
+    ARCH_NAME="$(rpm --eval '%{_arch}')"; \
+    url=; \
+    case "${ARCH_NAME##*-}" in \
+        'x86_64') \
+            OS_ARCH_SUFFIX=''; \
+            ;; \
+        'aarch64') \
+            OS_ARCH_SUFFIX='-aarch64'; \
+            ;; \
+        *) echo >&2 "error: unsupported architecture: '$ARCH_NAME'"; exit 1 ;; \
+    esac; \
+    SWIFT_BIN_URL="$SWIFT_WEBROOT/tmp-ci-nightly/development/swift-6.2-bootstrap/amazonlinux2023$OS_ARCH_SUFFIX/latest.tar.gz" \
+    && curl -fsSL "$SWIFT_BIN_URL" -o swift.tar.gz \
+    && mkdir -p $SWIFT_PREFIX \
+    && tar -xzf swift.tar.gz --directory $SWIFT_PREFIX \
+    && ls -la $SWIFT_PREFIX/usr/lib/ \
+    && chmod -R o+r $SWIFT_PREFIX/usr/lib/swift \
+    && rm -rf "$GNUPGHOME" swift.tar.gz
+
+ENV PATH="${SWIFT_PREFIX}/usr/bin:${PATH}"
+
+USER build-user
+WORKDIR /home/build-user