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Add UniFFI Java bindings for payjoin-ffi #1470

Add UniFFI Java bindings for payjoin-ffi

Add UniFFI Java bindings for payjoin-ffi #1470

Workflow file for this run

name: Build and Test Python
on:
workflow_run:
workflows: ["Flake maintenance"]
types: [requested]
branches:
- "update_flake_lock_action"
pull_request:
paths:
- payjoin-ffi/**
# The jobs run inside the flake's dev shell, so changes to the flake
# change this workflow's environment.
- flake.nix
- flake.lock
push:
tags:
- "payjoin-python-[0-9]*"
jobs:
build-python-and-test:
name: "Build and test python"
runs-on: ${{ matrix.os }}
strategy:
matrix:
os: [ubuntu-26.04, macos-latest]
env:
RUSTUP_TOOLCHAIN: 1.85.0
steps:
- name: Checkout
uses: actions/checkout@v6
- name: "Install Rust 1.85.0"
uses: dtolnay/rust-toolchain@1.85.0
- name: "Use cache"
uses: Swatinem/rust-cache@v2
with:
shared-key: msrv-workspace
- name: Set up nix
uses: ./.github/actions/setup-nix
- name: "Build and test"
run: nix develop .#python --command bash ./payjoin-ffi/python/contrib/test.sh
build-wheel:
# The wheel bundles a prebuilt native library, so each supported
# platform packs its own wheel: x86_64 on Linux (retagged manylinux by
# auditwheel) and a fat universal2 dylib for macOS. Both wheels build
# on a Linux host. The smoke jobs below verify each wheel on real hardware.
name: "Build wheel"
runs-on: ubuntu-26.04
strategy:
fail-fast: false
matrix:
platform: [linux-x64, macos-universal2]
steps:
- name: Checkout
uses: actions/checkout@v6
- name: "Use cache"
uses: Swatinem/rust-cache@v2
- name: Set up nix
uses: ./.github/actions/setup-nix
- name: Build the wheel
run: nix develop .#python --command bash ./payjoin-ffi/python/contrib/build-wheel.sh
env:
PAYJOIN_WHEEL_PLATFORM: ${{ matrix.platform }}
- name: Upload wheel
uses: actions/upload-artifact@v4
with:
name: payjoin-python-wheel-${{ matrix.platform }}
path: payjoin-ffi/python/dist/*.whl
if-no-files-found: error
smoke-wheel:
name: "Smoke test wheel"
runs-on: ${{ matrix.os }}
needs: build-wheel
strategy:
matrix:
os: [ubuntu-26.04, macos-latest, macos-15-intel]
steps:
- name: Download wheels
uses: actions/download-artifact@v4
with:
pattern: payjoin-python-wheel-*
merge-multiple: true
path: dist
- name: Install Python
uses: actions/setup-python@v5
with:
# Deliberately not the version the wheel was built with: the
# wheels are tagged py3-none (the bindings load the library
# through ctypes), and installing on a different CPython proves
# the retag.
python-version: "3.12"
- name: Install and exercise the wheel
shell: bash
run: |
set -euo pipefail
shopt -s nullglob
pkgs=(dist/payjoin-*.whl)
# download-artifact succeeds even when the pattern matches nothing.
if [ "${#pkgs[@]}" -eq 0 ]; then
echo "::error::no payjoin wheels found in dist/"
exit 1
fi
version="$(basename "${pkgs[0]}" | cut -d- -f2)"
# pip picks whichever wheel matches this runner's platform;
# dependencies come from PyPI.
python -m pip install --only-binary payjoin --find-links dist "payjoin==$version"
python -c '
import payjoin
payjoin.Url.parse("bitcoin:12c6DSiU4Rq3P4ZxziKxzrL5LmMBrzjrJX?amount=1&pj=https://example.com")
print("smoke ok")
'
verify-tag:
name: "Verify release tag"
if: startsWith(github.ref, 'refs/tags/payjoin-python-')
permissions:
contents: read
uses: ./.github/workflows/verify-tag-hygiene.yml
publish-pypi:
name: "Publish to PyPI (trusted publishing / OIDC)"
runs-on: ubuntu-26.04
needs: [build-python-and-test, build-wheel, smoke-wheel, verify-tag]
if: startsWith(github.ref, 'refs/tags/payjoin-python-')
environment: release
permissions:
id-token: write # OIDC: PyPI trusted publishing and its PEP 740 attestations
attestations: write # actions/attest-build-provenance writes the attestation
contents: read # needed only to check out the in-repo verify-tag-version action
steps:
- name: Checkout
uses: actions/checkout@v6
- name: Download wheels
uses: actions/download-artifact@v4
with:
pattern: payjoin-python-wheel-*
merge-multiple: true
path: dist
- name: Locate packed artifacts
id: locate
shell: bash
run: |
set -euo pipefail
shopt -s nullglob
pkgs=(dist/payjoin-*.whl)
if [ "${#pkgs[@]}" -ne 2 ]; then
echo "::error::expected exactly two wheels in dist/, found ${#pkgs[@]}: ${pkgs[*]:-none}"
exit 1
fi
# payjoin-0.24.0-py3-none-<platform>.whl -> 0.24.0
versions="$(for pkg in "${pkgs[@]}"; do basename "$pkg" | cut -d- -f2; done | sort -u)"
if [ "$(echo "$versions" | wc -l)" -ne 1 ]; then
echo "::error::wheels disagree on version: $versions; refusing to publish"
exit 1
fi
echo "version=$versions" >> "$GITHUB_OUTPUT"
- name: Verify tag matches packed artifact version
uses: ./.github/actions/verify-tag-version
with:
tag-prefix: payjoin-python-
version: ${{ steps.locate.outputs.version }}
- name: Attest build provenance (wheels)
# A consumer runs: gh attestation verify <file>.whl -R payjoin/rust-payjoin
uses: actions/attest-build-provenance@v4
with:
subject-path: dist/*.whl
- name: Publish to PyPI
uses: pypa/gh-action-pypi-publish@release/v1
with:
packages-dir: dist
github-release:
name: "Attach wheels + SHA256SUMS to the GitHub release"
needs: [publish-pypi]
if: startsWith(github.ref, 'refs/tags/payjoin-python-')
permissions:
contents: write # create/update the Release for this tag and upload assets
uses: ./.github/workflows/release-assets.yml
with:
artifact-pattern: payjoin-python-wheel-*
tag-prefix: payjoin-python-