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luhenry merged 2 commits into from
Sep 26, 2026
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cantera: build riscv64 wheels for 3.2.0 #2352

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06e04c6
cantera: build riscv64 wheels for 3.2.0
luhenry Sep 26, 2026
99e641d
cantera: backport species slicing fix for NumPy 2.4+ on Python 3.14
luhenry Sep 26, 2026
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372 changes: 372 additions & 0 deletions .github/workflows/build-cantera.yml
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# SPDX-FileCopyrightText: 2026 The RISE Project
# SPDX-License-Identifier: MIT
---
# This workflow is based on:
# https://github.com/Cantera/pypi-packages/blob/2083aa7f2ac76f2cdfc1652e559ad530d5765132/.github/workflows/python-package.yml
# https://github.com/Cantera/cantera-base-manylinux/blob/1fcd379a9ef6d2ecf14f69575ff42c9386f9b9c1/Dockerfile
name: Build cantera wheels (riscv64)

on:
workflow_dispatch:
inputs:
version:
description: 'Version glob to (re)build; empty builds every version of docs/packages/cantera.yaml not released yet'
required: false
default: ''
pull_request:
branches: [main]
paths:
- '.github/workflows/build-cantera.yml'
- 'docs/packages/cantera.yaml'
- 'patches/cantera/**'
push:
branches: [main]
paths:
- '.github/workflows/build-cantera.yml'
- 'docs/packages/cantera.yaml'
- 'patches/cantera/**'

concurrency:
group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
cancel-in-progress: true

permissions:
contents: read # to fetch code (actions/checkout)

env:
MANYLINUX_RISCV64_IMAGE: quay.io/pypa/manylinux_2_39_riscv64

jobs:
setup:
uses: $/.github/workflows/_setup.yml
with:
package: cantera
version: ${{ inputs.version }}

sdist:
needs: [setup]
if: needs.setup.outputs.versions != '[]'
name: Build cantera ${{ matrix.version }} sdist
runs-on: ubuntu-latest
strategy:
fail-fast: false
matrix:
version: ${{ fromJSON(needs.setup.outputs.versions) }}
env:
CANTERA_VERSION: ${{ matrix.version }}

steps:
- name: Checkout cantera v${{ env.CANTERA_VERSION }}
uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
with:
repository: Cantera/cantera
ref: v${{ env.CANTERA_VERSION }}
submodules: recursive
persist-credentials: false

- name: Checkout python-wheels
uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
with:
path: python-wheels
persist-credentials: false

- name: Patch cantera source
run: git apply python-wheels/patches/cantera/${{ env.CANTERA_VERSION }}/*.patch

- uses: astral-sh/setup-uv@20cfd1bf945f4377ade1205e4dbc17946fc9a30d # v10.0.1
with:
python-version: '3.12'
activate-environment: true
enable-cache: false

- name: Install dependencies
run: uv pip install scons build

- name: Build the sdist
run: python3 `which scons` sdist

- uses: actions/upload-artifact@043fb46d1a93c77aae656e7c1c64a875d1fc6a0a # v7.0.1
with:
name: cantera-${{ env.CANTERA_VERSION }}-sdist
path: build/python_sdist/dist/*.tar.gz
if-no-files-found: error

build_wheels:
needs: [setup, sdist]
if: needs.setup.outputs.versions != '[]'
name: Build cantera ${{ matrix.version }} ${{ matrix.python }}-manylinux_riscv64
runs-on: ubuntu-24.04-riscv
timeout-minutes: 480
strategy:
fail-fast: false
matrix:
version: ${{ fromJSON(needs.setup.outputs.versions) }}
python: ["cp312", "cp313", "cp314", "cp314t"]
env:
CANTERA_VERSION: ${{ matrix.version }}

steps:
- name: Download pre-built sdist
uses: actions/download-artifact@3e5f45b2cfb9172054b4087a40e8e0b5a5461e7c # v8.0.1
with:
name: cantera-${{ env.CANTERA_VERSION }}-sdist
path: ${{ runner.temp }}/sdist

- name: Extract the sdist tarball
run: tar -xvf "$RUNNER_TEMP"/sdist/*.tar.gz --strip-components=1

- name: Download the test files
run: |
curl -fsSL "https://github.com/Cantera/cantera/archive/refs/tags/v${CANTERA_VERSION}.tar.gz" -o cantera.tar.gz
tar -xzf cantera.tar.gz --strip-components=1 "cantera-${CANTERA_VERSION}/test"
rm cantera.tar.gz

- name: Build wheels
uses: pypa/cibuildwheel@1828c10ab37f080699c7b81cea34097c684a7074 # v4.2.0
with:
output-dir: wheelhouse/
only: ${{ matrix.python }}-manylinux_riscv64
env:
CIBW_MANYLINUX_RISCV64_IMAGE: ${{ env.MANYLINUX_RISCV64_IMAGE }}
CIBW_BUILD_FRONTEND: build
# Upstream builds in ghcr.io/cantera/cantera-base-manylinux_2_28-<arch>, which has
# no riscv64 variant, so its Dockerfile and superbuild are replayed here instead.
CIBW_BEFORE_ALL_LINUX: |
set -ex
dnf -y install openblas-devel
pipx install ninja
mkdir -p /tmp/cantera-base
cat > /tmp/cantera-base/CMakeLists.txt <<'EOF'
cmake_minimum_required(VERSION 3.24.0)

project(cantera-dependency-superbuild)

include(ExternalProject)

set(DOWNLOAD_DIR "/cache")

set(BOOST_VERSION 1.88.0)
ExternalProject_Add(
boost
URL https://github.com/boostorg/boost/releases/download/boost-${BOOST_VERSION}/boost-${BOOST_VERSION}-cmake.tar.xz
URL_HASH SHA256=f48b48390380cfb94a629872346e3a81370dc498896f16019ade727ab72eb1ec
CMAKE_GENERATOR Ninja
CMAKE_CACHE_ARGS
-DCMAKE_BUILD_TYPE:STRING=Release
-DCMAKE_INSTALL_LIBDIR:STRING=lib
-DBOOST_INCLUDE_LIBRARIES:STRING=algorithm;dll;stacktrace;core;math;numeric/ublas;serialization;multi_array
DOWNLOAD_DIR ${DOWNLOAD_DIR}
)

set(LIBHDF5_VERSION 1.14.6)
set(ZLIB_VERSION 1.3.1)
set(LIBAEC_VERSION 1.1.4)
ExternalProject_Add(
libhdf5
URL https://github.com/HDFGroup/hdf5/releases/download/hdf5_${LIBHDF5_VERSION}/hdf5-${LIBHDF5_VERSION}.tar.gz
URL_HASH SHA256=e4defbac30f50d64e1556374aa49e574417c9e72c6b1de7a4ff88c4b1bea6e9b
CMAKE_GENERATOR Ninja
CMAKE_CACHE_ARGS
-DCMAKE_BUILD_TYPE:STRING=Release
-DCMAKE_INSTALL_PREFIX:STRING=/usr/local
-DHDF5_ENABLE_Z_LIB_SUPPORT:BOOL=ON
-DHDF5_ENABLE_SZIP_SUPPORT:BOOL=ON
-DHDF5_BUILD_EXAMPLES:BOOL=OFF
-DHDF5_BUILD_TOOLS:BOOL=OFF
-DBUILD_TESTING:BOOL=OFF
-DHDF5_ALLOW_EXTERNAL_SUPPORT:STRING=TGZ
-DZLIB_PACKAGE_NAME:STRING=zlib
-DZLIB_TGZ_NAME:STRING=zlib-${ZLIB_VERSION}.tar.gz
-DZLIB_TGZ_ORIGPATH:STRING=https://github.com/madler/zlib/releases/download/v${ZLIB_VERSION}
-DZLIB_USE_LOCALCONTENT:BOOL=OFF
-DLIBAEC_PACKAGE_NAME:STRING=libaec
-DLIBAEC_TGZ_NAME:STRING=libaec-${LIBAEC_VERSION}.tar.gz
-DLIBAEC_TGZ_ORIGPATH:STRING=https://github.com/MathisRosenhauer/libaec/releases/download/v${LIBAEC_VERSION}
-DLIBAEC_USE_LOCALCONTENT:BOOL=OFF
-DHDF_PACKAGE_NAMESPACE:STRING=ct
DOWNLOAD_DIR ${DOWNLOAD_DIR}
)

set(EIGEN_VERSION 3.4.0)
ExternalProject_Add(
eigen
URL https://gitlab.com/libeigen/eigen/-/archive/${EIGEN_VERSION}/eigen-${EIGEN_VERSION}.tar.bz2
URL_HASH SHA256=b4c198460eba6f28d34894e3a5710998818515104d6e74e5cc331ce31e46e626
CMAKE_GENERATOR Ninja
CMAKE_CACHE_ARGS
-DCMAKE_BUILD_TYPE:STRING=Release
-DEIGEN_BUILD_DOC:BOOL=OFF
-DBUILD_TESTING:BOOL=OFF
DOWNLOAD_DIR ${DOWNLOAD_DIR}
)

set(YAML_CPP_VERSION 0.8.0)
ExternalProject_Add(
yamlcpp
URL https://github.com/jbeder/yaml-cpp/archive/refs/tags/${YAML_CPP_VERSION}.tar.gz
URL_HASH SHA256=fbe74bbdcee21d656715688706da3c8becfd946d92cd44705cc6098bb23b3a16
CMAKE_GENERATOR Ninja
CMAKE_ARGS
-DCMAKE_POLICY_VERSION_MINIMUM=3.5
CMAKE_CACHE_ARGS
-DCMAKE_BUILD_TYPE:STRING=Release
-DCMAKE_INSTALL_LIBDIR:STRING=lib
-DYAML_CPP_FORMAT_SOURCE:BOOL=OFF
-DBUILD_TESTING:BOOL=OFF
-DBUILD_SHARED_LIBS:BOOL=ON
DOWNLOAD_DIR ${DOWNLOAD_DIR}
)

set(SUNDIALS_VERSION 7.4.0)
ExternalProject_Add(
sundials
URL https://github.com/LLNL/sundials/releases/download/v${SUNDIALS_VERSION}/sundials-${SUNDIALS_VERSION}.tar.gz
URL_HASH SHA256=679ddacdd77610110e613164e8297d6d0cd35bae8e9c3afc8e8ff6f99a1c2a7b
CMAKE_GENERATOR Ninja
CMAKE_CACHE_ARGS
-DCMAKE_BUILD_TYPE:STRING=Release
-DCMAKE_INSTALL_LIBDIR:STRING=lib
-DBUILD_SHARED_LIBS:BOOL=OFF
-DEXAMPLES_ENABLE_C:BOOL=OFF
-DEXAMPLES_INSTALL:BOOL=OFF
-DBUILD_ARKODE:BOOL=OFF
-DBUILD_CVODE:BOOL=OFF
-DBUILD_IDA:BOOL=OFF
-DBUILD_KINSOL:BOOL=OFF
-DBUILD_CPODES:BOOL=OFF
-DENABLE_LAPACK:BOOL=ON
-DBLA_VENDOR:STRING=OpenBLAS
DOWNLOAD_DIR ${DOWNLOAD_DIR}
)

set(FMT_VERSION 11.2.0)
ExternalProject_Add(
fmt
URL https://github.com/fmtlib/fmt/releases/download/${FMT_VERSION}/fmt-${FMT_VERSION}.zip
URL_HASH SHA256=203eb4e8aa0d746c62d8f903df58e0419e3751591bb53ff971096eaa0ebd4ec3
CMAKE_GENERATOR Ninja
CMAKE_CACHE_ARGS
-DCMAKE_BUILD_TYPE:STRING=Release
-DCMAKE_INSTALL_LIBDIR:STRING=lib
-DFMT_DOC:BOOL=OFF
-DFMT_TEST:BOOL=OFF
-DBUILD_SHARED_LIBS:BOOL=ON
DOWNLOAD_DIR ${DOWNLOAD_DIR}
)

# The dot before the 3 is a typo in the tag on the GitHub repo
set(HIGHFIVE_VERSION .3.1.1)
ExternalProject_Add(
highfive
URL https://github.com/highfive-devs/highfive/archive/refs/tags/v${HIGHFIVE_VERSION}.tar.gz
URL_HASH SHA256=c0bc76b01868a133bf4550a07321923c5582fe3967edc102864b082e40799914
CMAKE_GENERATOR Ninja
CMAKE_ARGS
-DCMAKE_POLICY_VERSION_MINIMUM=3.5
CMAKE_CACHE_ARGS
-DCMAKE_BUILD_TYPE:STRING=Release
-DHIGHFIVE_UNIT_TESTS:BOOL=OFF
-DHIGHFIVE_USE_BOOST:BOOL=ON
-DHIGHFIVE_USE_EIGEN:BOOL=ON
-DHIGHFIVE_EXAMPLES:BOOL=OFF
-DHIGHFIVE_BUILD_DOCS:BOOL=OFF
-DBoost_NO_BOOST_CMAKE:BOOL=OFF
DEPENDS boost eigen libhdf5
DOWNLOAD_DIR ${DOWNLOAD_DIR}
)
EOF
cmake -G Ninja -S /tmp/cantera-base -B /tmp/cantera-base/build
cmake --build /tmp/cantera-base/build
cd /tmp/cantera-base/build
cp boost-prefix/src/boost/LICENSE_1_0.txt {project}/License.boost.txt
cp eigen-prefix/src/eigen/COPYING.MPL2 {project}/License.eigen.txt
cp fmt-prefix/src/fmt/LICENSE {project}/License.fmt.txt
cp libhdf5-prefix/src/libhdf5/COPYING {project}/License.hdf5.txt
cp highfive-prefix/src/highfive/LICENSE {project}/License.highfive.txt
cp libhdf5-prefix/src/libhdf5-build/_deps/szip-src/LICENSE.txt {project}/License.libaec.txt
cp /usr/share/licenses/openblas/LICENSE {project}/License.openblas.txt
cp sundials-prefix/src/sundials/LICENSE {project}/License.sundials.txt
cp yamlcpp-prefix/src/yamlcpp/LICENSE {project}/License.yaml-cpp.txt
cp libhdf5-prefix/src/libhdf5-build/_deps/hdf5_zlib-src/LICENSE {project}/License.zlib.txt
# Upstream mounts the test tree through /host; stage it with test-sources instead.
CIBW_ENVIRONMENT: >-
CT_SKIP_SLOW=1
CANTERA_TEST_DIR=.
PIP_EXTRA_INDEX_URL=https://pypi.riseproject.dev/simple/
PIP_ONLY_BINARY=numpy,pandas
CIBW_TEST_SOURCES: test
# pandas has no free-threaded riscv64 wheel.
CIBW_TEST_EXTRAS: ${{ matrix.python == 'cp314t' && 'units,graphviz' || 'pandas,units,graphviz' }}

- name: Check the wheel ships the extension and the bundled licences
run: |
python3 - wheelhouse/*.whl <<'EOF'
import sys, zipfile

names = zipfile.ZipFile(sys.argv[1]).namelist()
assert any(n.startswith("cantera/_cantera.") and n.endswith(".so") for n in names), names
licences = {n.rsplit("/", 1)[1] for n in names if ".dist-info/licenses/" in n} - {""}
deps = {"boost", "eigen", "fmt", "hdf5", "highfive", "libaec", "openblas",
"sundials", "yaml-cpp", "zlib"}
assert licences == {"License.txt"} | {f"License.{d}.txt" for d in deps}, licences
libs = {n.split("/")[1].split("-")[0] for n in names if n.startswith("cantera.libs/")} - {""}
assert libs <= {"libfmt", "libgfortran", "libhdf5", "libopenblas", "libyaml"}, libs
print(sys.argv[1], sorted(libs), "ok")
EOF

- uses: actions/upload-artifact@043fb46d1a93c77aae656e7c1c64a875d1fc6a0a # v7.0.1
with:
name: cantera-${{ env.CANTERA_VERSION }}-${{ matrix.python }}-manylinux_riscv64
path: wheelhouse/*.whl
if-no-files-found: error

gpl_sources:
needs: [setup]
if: needs.setup.outputs.versions != '[]'
strategy:
fail-fast: false
matrix:
version: ${{ fromJSON(needs.setup.outputs.versions) }}
name: Collect GPL sources
runs-on: ubuntu-24.04-riscv

env:
CANTERA_VERSION: ${{ matrix.version }}

steps:
- name: Checkout python-wheels
uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
with:
persist-credentials: false

# OpenBLAS is compiled with gfortran, so auditwheel vendors the image's libgfortran.
- uses: ./actions/collect-gpl-sources
with:
image: ${{ env.MANYLINUX_RISCV64_IMAGE }}
packages: gcc
output: gpl-sources.tar

- uses: actions/upload-artifact@043fb46d1a93c77aae656e7c1c64a875d1fc6a0a # v7.0.1
with:
name: cantera-${{ env.CANTERA_VERSION }}-gpl-sources
path: gpl-sources.tar
if-no-files-found: error

publish:
name: Publish cantera ${{ matrix.version }}
needs: [setup, build_wheels, gpl_sources]
if: needs.setup.outputs.versions != '[]'
strategy:
fail-fast: false
matrix:
version: ${{ fromJSON(needs.setup.outputs.versions) }}
permissions:
contents: write
pull-requests: write
uses: $/.github/workflows/_publish-wheel.yml
secrets:
app-private-key: ${{ secrets.RISEPROJECT_APP_PRIVATE_KEY }}
with:
artifact-pattern: cantera-${{ matrix.version }}-*-manylinux_riscv64
gpl-sources-artifact: cantera-${{ matrix.version }}-gpl-sources
gpl-sources-description: gcc
6 changes: 6 additions & 0 deletions docs/packages/cantera.yaml
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package-name: cantera
source-code: https://github.com/Cantera/cantera
license: BSD-3-Clause
versions:
- version: 3.2.0
patched: true
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