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build-nightly.yml
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# Copyright (c) godot-rust; Bromeon and contributors.
# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this
# file, You can obtain one at https://mozilla.org/MPL/2.0/.
name: "Nightly Linux artifacts"
# Keep similar to build-artifacts.yml, to keep them in sync easier.
# There is only 1 step here, because the header can be generated from Godot and doesn't need 3 different platforms.
on:
workflow_dispatch: # manual trigger
push:
schedule:
# Run at 05:17 UTC each morning, 2.5h after godot4-nightly (so good enough chances it has started and finished)
- cron: "17 5 * * *"
defaults:
run:
shell: bash
env:
GODOT4_VER: 'nightly'
# Environment variables used in this workflow:
# * GODOT4_VER: Short Godot version name, coming from workflow input ("4.0.1", "4.1-rc1", ...)
# * GODOT4_UPSTREAM_VER: Godot version as used in URLs and filenames ("4.0.1-stable", "4.1-rc1", ...)
# * GODOT4_FULL_VER: Output from godot4 --version ("4.0.stable.official.92bee43ad")
# * RUST_VER: Rust compiler version
# * BINDGEN_VER: Version of `bindgen` used to generate the GDExtension header
jobs:
# ----------------------------------------------------------------------------------------------------------------------------------------------
generate-all-nightly:
runs-on: ubuntu-latest
steps:
- name: "Checkout"
uses: actions/checkout@v4
# Replaces also backspaces on Windows, since they cause problems in Bash
- name: "Store variable to Godot binary"
env:
GODOT_BINARY: godot.linuxbsd.editor.dev.x86_64
run: |
runnerDir=$(echo "${{ runner.temp }}" | sed "s!\\\\!/!")
echo "RUNNER_DIR=$runnerDir" >> $GITHUB_ENV
echo "GODOT4_BIN=$runnerDir/godot_bin/$GODOT_BINARY" >> $GITHUB_ENV
shell: bash
# Copied from https://github.com/godot-rust/gdext/blob/master/.github/composite/godot-install/action.yml
- name: "Download Godot nightly artifact"
env:
ARTIFACT_NAME: godot-linux-nightly
run: |
url="https://nightly.link/Bromeon/godot4-nightly/workflows/compile-godot-nightly/master/$ARTIFACT_NAME.zip"
curl "$url" -Lo artifact.zip --retry 3
unzip artifact.zip -d $RUNNER_DIR/godot_bin
shell: bash
- name: "Prepare Godot executable"
run: |
chmod +x $GODOT4_BIN
mkdir output
shell: bash
# -----------------------------------------------------------------------------------------------------------------------------------------
# C header
- name: "Generate GDExtension C header"
working-directory: output
run: |
$GODOT4_BIN --headless --dump-gdextension-interface
mkdir -p ../.generated
cp gdextension_interface.h ../.generated/gdextension_interface.h
echo "Output directory:"
ls -la
echo "Generated temp directory:"
ls -la ../.generated
- name: "Install Rust"
run: |
rustup toolchain install stable --profile minimal --no-self-update ${{ steps.configure.outputs.components }}
rustup default stable
echo RUST_VER=$(rustc --version | sed -E "s/rustc ([0-9.]+) \\(.+/\\1/" ) >> $GITHUB_ENV
# Note: This is a replacement for Swatinem/rust-cache which doesn't work reliably at the moment.
# The latter tries to save the cache under a different key than the one it restores, and even fails at doing so.
# Do not cache whole target directory, e.g. godot-gen should be excluded.
- name: "Cache for Rust ${{ env.RUST_VER }}"
id: cache
uses: actions/cache@v4
with:
path: |
~/.cargo/bin/
~/.cargo/registry/index/
~/.cargo/registry/cache/
~/.cargo/git/db/
target/debug
target/.rustc_info.json
llvm/
key: ${{ runner.os }}-rust-${{ env.RUST_VER }}-${{ hashFiles('**/Cargo.lock') }}
restore-keys: ${{ runner.os }}-rust-${{ env.RUST_VER }}-
- name: "Set Rust environment variables"
run: |
echo CARGO_TERM_COLOR=always >> $GITHUB_ENV
echo CARGO_INCREMENTAL=0 >> $GITHUB_ENV
echo RUST_BACKTRACE=1 >> $GITHUB_ENV
rustc --version --verbose
# - name: "Install LLVM"
# if: ${{ matrix.with-llvm }}
# uses: KyleMayes/install-llvm-action@v1
# with:
# version: "10.0"
# directory: llvm
# cached: ${{ steps.cache.outputs.cache-hit }}
- name: "Translate header to Rust using bindgen"
working-directory: generator
run: cargo build -vv
- name: "Move generated files + rename according to platform"
env:
BUILD_CONFIG: linux
run: |
mv .generated/* output/
mv output/gdextension_interface.rs output/gdextension_interface_${BUILD_CONFIG}.rs
rm output/*stats*
# -----------------------------------------------------------------------------------------------------------------------------------------
# JSON spec
- name: "Generate GDExtension API JSON"
working-directory: output
run: |
$GODOT4_BIN --headless --dump-extension-api
echo "Output directory:"
ls -la
- name: "Generate meta JSON"
run: |
# Don't store in $GITHUB_ENV, only needed locally.
export BINDGEN_VER="$(cd generator; cargo tree -p bindgen --depth 0 | sed 's/bindgen v//')"
export GODOT4_FULL_VER=$($GODOT4_BIN --version)
export GODOT4_UPSTREAM_VER="$GODOT4_FULL_VER"
# Write to GitHub for commit messages
echo "BINDGEN_VER=$BINDGEN_VER" >> $GITHUB_ENV
echo "GODOT4_FULL_VER=$GODOT4_FULL_VER" >> $GITHUB_ENV
bash res/output-meta-json.sh > output/meta.json
echo "Output directory:"
ls -la output
# -----------------------------------------------------------------------------------------------------------------------------------------
# Git
- name: "Commit to branch '${{ env.GODOT4_VER }}'"
# GLOBIGNORE: https://stackoverflow.com/a/10448940, patterns separated by :
run: |
git config user.name "Godot-Rust Automation"
git config user.email "[email protected]"
git fetch
git switch $GODOT4_VER || git switch -c $GODOT4_VER origin/root
(GLOBIGNORE='.git:output'; rm -rf *)
git restore --source origin/master -- prebuilt-template res/substitute-nightly-lib.sh
mv prebuilt-template/* .
res/substitute-nightly-lib.sh src/lib.rs
rm -rf res
mv output res
git add *
git commit -m "Godot $GODOT4_UPSTREAM_VER artifact sync"
git push -u origin $GODOT4_VER
- name: "Write summary"
run: |
echo "### :heavy_check_mark: Published artifact for Godot $GODOT4_VER" > $GITHUB_STEP_SUMMARY
echo "\`\`\`json" >> $GITHUB_STEP_SUMMARY
cat res/meta.json >> $GITHUB_STEP_SUMMARY
echo "\`\`\`" >> $GITHUB_STEP_SUMMARY