162 lines
6.5 KiB
YAML
162 lines
6.5 KiB
YAML
name: Setup Rust Toolchain for GitHub CI
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description: |
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Setup specific Rust versions with caching pre-configured.
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It provides problem matchers for cargo and rustfmt issues.
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branding:
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icon: "play"
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color: "gray-dark"
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# Add option to install directly from rust-toolchain file
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# Blocked on rustup support: https://github.com/rust-lang/rustup/issues/2686
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#
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# The action is heavily inspired by https://github.com/dtolnay/rust-toolchain
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inputs:
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toolchain:
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description: "Rust toolchain specification -- see https://rust-lang.github.io/rustup/concepts/toolchains.html#toolchain-specification"
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required: false
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default: "stable"
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target:
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description: "Target triple to install for this toolchain"
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required: false
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components:
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description: "Comma-separated list of components to be additionally installed"
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required: false
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cache:
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description: "Automatically configure Rust cache"
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required: false
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default: "true"
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rustflags:
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description: "set RUSTFLAGS environment variable, set to empty string to avoid overwriting build.rustflags"
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required: false
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default: "-D warnings"
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outputs:
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rustc-version:
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description: "Version as reported by `rustc --version`"
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value: ${{steps.versions.outputs.rustc-version}}
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cargo-version:
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description: "Version as reported by `cargo --version`"
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value: ${{steps.versions.outputs.cargo-version}}
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rustup-version:
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description: "Version as reported by `rustup --version`"
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value: ${{steps.versions.outputs.rustup-version}}
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cachekey:
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description: A short hash of the rustc version, appropriate for use as a cache key. "20220627a831"
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value: ${{steps.versions.outputs.cachekey}}
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runs:
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using: composite
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steps:
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# The later code uses "newer" bash features, which are not available in the ancient bash 3 (from 2014) of macOS
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- name: Unbork mac
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if: runner.os == 'macOS'
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run: |
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brew install bash
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shell: bash
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- id: flags
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run: |
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: construct rustup command line
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echo "targets=$(for t in ${targets//,/ }; do echo -n ' --target' $t; done)" >> $GITHUB_OUTPUT
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echo "components=$(for c in ${components//,/ }; do echo -n ' --component' $c; done)" >> $GITHUB_OUTPUT
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echo "downgrade=${{inputs.toolchain == 'nightly' && inputs.components && ' --allow-downgrade' || ''}}" >> $GITHUB_OUTPUT
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env:
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targets: ${{inputs.target}}
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components: ${{inputs.components}}
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shell: bash
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# The environment variables always need to be set before the caching action
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- name: "Setting Environment Variables"
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run: |
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if [[ ! -v CARGO_INCREMENTAL ]]; then
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echo "CARGO_INCREMENTAL=0" >> $GITHUB_ENV
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fi
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if [[ ! -v CARGO_PROFILE_DEV_DEBUG ]]; then
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echo "CARGO_PROFILE_DEV_DEBUG=0" >> $GITHUB_ENV
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fi
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if [[ ! -v CARGO_TERM_COLOR ]]; then
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echo "CARGO_TERM_COLOR=always" >> $GITHUB_ENV
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fi
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if [[ ! -v RUST_BACKTRACE ]]; then
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echo "RUST_BACKTRACE=short" >> $GITHUB_ENV
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fi
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if [[ ( ! -v RUSTFLAGS ) && $NEW_RUSTFLAGS != "" ]]; then
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echo "RUSTFLAGS=$NEW_RUSTFLAGS" >> $GITHUB_ENV
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fi
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# Enable faster sparse index on nightly
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# The value is ignored on stable and causes no problems
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# https://internals.rust-lang.org/t/call-for-testing-cargo-sparse-registry/16862
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if [[ ! -v CARGO_UNSTABLE_SPARSE_REGISTRY ]]; then
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echo "CARGO_UNSTABLE_SPARSE_REGISTRY=true" >> $GITHUB_ENV
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fi
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if [[ ! -v CARGO_REGISTRIES_CRATES_IO_PROTOCOL ]]; then
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echo "CARGO_REGISTRIES_CRATES_IO_PROTOCOL=sparse" >> $GITHUB_ENV
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fi
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shell: bash
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env:
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NEW_RUSTFLAGS: ${{inputs.rustflags}}
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- name: "Install Rust Problem Matcher"
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run: echo "::add-matcher::${{ github.action_path }}/rust.json"
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shell: bash
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- name: Install rustup, if needed
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run: |
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if ! command -v rustup &> /dev/null ; then
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curl --proto '=https' --tlsv1.2 --retry 10 --retry-connrefused -fsSL "https://sh.rustup.rs" | sh -s -- --default-toolchain none -y
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echo "${CARGO_HOME:-$HOME/.cargo}/bin" >> $GITHUB_PATH
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fi
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if: runner.os != 'Windows'
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shell: bash
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- name: rustup toolchain install ${{inputs.toolchain}}
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run: |
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if [[ -f "rust-toolchain" || -f "rust-toolchain.toml" ]]
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then
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# Install the toolchain as specified in the file
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# Might break at some point: https://github.com/rust-lang/rustup/issues/1397
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rustup show
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if [[ -n $components ]]; then
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rustup component add ${components//,/ }
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fi
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if [[ -n $targets ]]; then
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rustup target add ${targets//,/ }
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fi
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else
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rustup toolchain install ${{inputs.toolchain}}${{steps.flags.outputs.targets}}${{steps.flags.outputs.components}} --profile minimal${{steps.flags.outputs.downgrade}} --no-self-update
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rustup default ${{inputs.toolchain}}
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fi
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env:
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targets: ${{inputs.target}}
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components: ${{inputs.components}}
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shell: bash
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- name: Print installed versions
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id: versions
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run: |
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echo "rustc-version=$(rustc --version)" >> $GITHUB_OUTPUT
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rustc --version --verbose
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echo "cargo-version=$(cargo --version)" >> $GITHUB_OUTPUT
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cargo --version --verbose
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echo "rustup-version=$(rustup --version)" >> $GITHUB_OUTPUT
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rustup --version
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DATE=$(rustc --version --verbose | sed -ne 's/^commit-date: \(20[0-9][0-9]\)-\([01][0-9]\)-\([0-3][0-9]\)$/\1\2\3/p')
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HASH=$(rustc --version --verbose | sed -ne 's/^commit-hash: //p')
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echo "cachekey=$(echo $DATE$HASH | head -c12)" >> $GITHUB_OUTPUT
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shell: bash
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- name: "Downgrade registry access protocol when needed"
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run: |
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# Not all versions support setting CARGO_REGISTRIES_CRATES_IO_PROTOCOL
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# On versions 1.66, 1.67, and 1.68.0-nightly the value "sparse" is still unstable.
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# https://github.com/dtolnay/rust-toolchain/pull/69#discussion_r1107268108
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# If we detect an incompatible value, set it to "git" which is always supported.
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if [[ "${{steps.versions.outputs.rustc-version}}" =~ ^rustc\ (1\.6[67]\.|1\.68\.0-nightly) && "${CARGO_REGISTRIES_CRATES_IO_PROTOCOL}" == "sparse" ]]; then
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echo "Downgrade cargo registry protocol to git"
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echo "CARGO_REGISTRIES_CRATES_IO_PROTOCOL=git" >> $GITHUB_ENV
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fi
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shell: bash
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- name: "Setup Rust Caching"
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if: inputs.cache == 'true'
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uses: Swatinem/rust-cache@v2
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