BLD/RLS: add aarch64 linux wheels (#243)

.circleci/config.yml

@@ -0,0 +1,48 @@
+version: 2.1
+
+jobs:
+  linux-aarch64-wheels:
+    working_directory: ~/linux-aarch64-wheels
+    machine:
+      image: ubuntu-2004:2022.04.1
+      docker_layer_caching: true
+    # resource_class is what tells CircleCI to use an ARM worker for native arm builds
+    # https://circleci.com/product/features/resource-classes/
+    resource_class: arm.medium
+    environment:
+      CIBUILDWHEEL: 1
+      CIBW_BUILD: "cp*-manylinux_aarch64"
+    steps:
+      - checkout
+      - run:
+          name: Build docker image with GDAL install
+          command: docker build -f ci/manylinux_2_28_aarch64-vcpkg-gdal.Dockerfile -t manylinux-aarch64-vcpkg-gdal:latest .
+      - run:
+          name: Build the Linux aarch64 wheels.
+          command: |
+            python3 -m pip install --user cibuildwheel==2.12.1
+            python3 -m cibuildwheel --output-dir wheelhouse
+      - run:
+          name: Test the wheels
+          command: |
+            python3 -m pip install -r ci/requirements-wheel-test.txt
+            python3 -m pip install --no-deps geopandas
+            python3 -m pip install --pre --find-links wheelhouse pyogrio
+            python3 -m pip list
+            cd ..
+            python3 -c "import pyogrio; print(f'GDAL version: {pyogrio.__gdal_version__}\nGEOS version: {pyogrio.__gdal_geos_version__}')"
+            python3 -m pytest --pyargs pyogrio.tests -v
+      - store_artifacts:
+          path: wheelhouse/
+
+workflows:
+  wheel-build:
+    jobs:
+      - linux-aarch64-wheels:
+          filters:
+            branches:
+              only:
+                - main
+                - wheels-linux-aarch64
+            tags:
+              only: /.*/

CHANGES.md

@@ -27,6 +27,7 @@
 ### Packaging
 
 -   The GDAL library included in the wheels is updated from 3.6.2 to GDAL 3.6.4.
+-   Wheels are now available for Linux aarch64 / arm64.
 
 ## 0.5.1 (2023-01-26)
 

ci/custom-triplets/arm64-linux-dynamic-release.cmake

@@ -0,0 +1,9 @@
+set(VCPKG_TARGET_ARCHITECTURE arm64)
+set(VCPKG_CRT_LINKAGE dynamic)
+set(VCPKG_CMAKE_SYSTEM_NAME Linux)
+set(VCPKG_BUILD_TYPE release)
+
+set(VCPKG_LIBRARY_LINKAGE static)
+if(PORT MATCHES "gdal")
+    set(VCPKG_LIBRARY_LINKAGE dynamic)
+endif()

ci/manylinux_2_28_aarch64-vcpkg-gdal.Dockerfile

@@ -0,0 +1,43 @@
+FROM quay.io/pypa/manylinux_2_28_aarch64:2023-04-16-157f52a
+
+# building openssl needs IPC-Cmd (https://github.com/microsoft/vcpkg/issues/24988)
+RUN dnf -y install curl zip unzip tar ninja-build perl-IPC-Cmd
+
+# require python >= 3.7 (python 3.6 is default on base image) for meson 
+RUN ln -s /opt/python/cp38-cp38/bin/python3 /usr/bin/python3
+
+RUN git clone https://github.com/Microsoft/vcpkg.git /opt/vcpkg && \
+    git -C /opt/vcpkg checkout 580f143d123ce6abb5c135b11d6402c9a54bc9b9
+
+ENV VCPKG_INSTALLATION_ROOT="/opt/vcpkg"
+ENV PATH="${PATH}:/opt/vcpkg"
+
+ENV VCPKG_DEFAULT_TRIPLET="arm64-linux-dynamic-release"
+# pkgconf fails to build with default debug mode of arm64-linux host
+ENV VCPKG_DEFAULT_HOST_TRIPLET="arm64-linux-release"
+
+# Must be set when building on arm
+ENV VCPKG_FORCE_SYSTEM_BINARIES=1
+
+# mkdir & touch -> workaround for https://github.com/microsoft/vcpkg/issues/27786
+RUN bootstrap-vcpkg.sh && \
+    mkdir -p /root/.vcpkg/ $HOME/.vcpkg && \
+    touch /root/.vcpkg/vcpkg.path.txt $HOME/.vcpkg/vcpkg.path.txt && \
+    vcpkg integrate install && \
+    vcpkg integrate bash
+
+COPY ci/custom-triplets/arm64-linux-dynamic-release.cmake opt/vcpkg/custom-triplets/arm64-linux-dynamic-release.cmake
+COPY ci/vcpkg-custom-ports/ opt/vcpkg/custom-ports/
+COPY ci/vcpkg.json opt/vcpkg/
+
+ENV LD_LIBRARY_PATH="${LD_LIBRARY_PATH}:/opt/vcpkg/installed/arm64-linux-dynamic-release/lib"
+RUN vcpkg install --overlay-triplets=opt/vcpkg/custom-triplets \
+    --overlay-ports=opt/vcpkg/custom-ports \
+    --feature-flags="versions,manifests" \
+    --x-manifest-root=opt/vcpkg \
+    --x-install-root=opt/vcpkg/installed && \
+    vcpkg list
+
+# setting git safe directory is required for properly building wheels when
+# git >= 2.35.3
+RUN git config --global --add safe.directory "*"

pyproject.toml

@@ -14,10 +14,11 @@ requires = [
 skip = ["cp36-*", "cp37-*", "pp*", "*musllinux*"]
 archs = ["auto64"]
 manylinux-x86_64-image = "manylinux-vcpkg-gdal:latest"
+manylinux-aarch64-image = "manylinux-aarch64-vcpkg-gdal:latest"
 build-verbosity = 3
 
 [tool.cibuildwheel.linux.environment]
-VCPKG_INSTALL = "$VCPKG_INSTALLATION_ROOT/installed/x64-linux-dynamic"
+VCPKG_INSTALL = "$VCPKG_INSTALLATION_ROOT/installed/$VCPKG_DEFAULT_TRIPLET"
 GDAL_INCLUDE_PATH = "$VCPKG_INSTALL/include"
 GDAL_LIBRARY_PATH = "$VCPKG_INSTALL/lib"
 GDAL_VERSION = "3.6.4"