name: rustup toolchain install author: David Tolnay description: Install the Rust toolchain branding: icon: activity color: purple inputs: toolchain: description: Rust toolchain specification -- see https://rust-lang.github.io/rustup/concepts/toolchains.html#toolchain-specification required: true targets: description: Comma-separated list of target triples to install for this toolchain required: false target: description: Alias for `targets` required: false components: description: Comma-separated list of components to be additionally installed required: false outputs: cachekey: description: A short hash of the rustc version, appropriate for use as a cache key. "20220627a831" value: ${{steps.rustc-version.outputs.cachekey}} runs: using: composite steps: - id: parse run: | : parse toolchain version if [[ $toolchain =~ ^stable' '[0-9]+' '(year|month|week|day)s?' 'ago$ ]]; then if [[ ${{runner.os}} == macOS ]]; then echo "toolchain=1.$((($(date -v-$(sed 's/stable \([0-9]*\) \(.\).*/\1\2/' <<< $toolchain) +%s)/60/60/24-16569)/7/6))" >> $GITHUB_OUTPUT else echo "toolchain=1.$((($(date --date "${toolchain#stable }" +%s)/60/60/24-16569)/7/6))" >> $GITHUB_OUTPUT fi elif [[ $toolchain =~ ^stable' 'minus' '[0-9]+' 'releases?$ ]]; then echo "toolchain=1.$((($(date +%s)/60/60/24-16569)/7/6-${toolchain//[^0-9]/}))" >> $GITHUB_OUTPUT else echo "toolchain=$toolchain" >> $GITHUB_OUTPUT fi env: toolchain: ${{inputs.toolchain}} shell: bash - id: flags run: | : construct rustup command line echo "targets=$(for t in ${targets//,/ }; do echo -n ' --target' $t; done)" >> $GITHUB_OUTPUT echo "components=$(for c in ${components//,/ }; do echo -n ' --component' $c; done)" >> $GITHUB_OUTPUT echo "downgrade=${{inputs.toolchain == 'nightly' && inputs.components && ' --allow-downgrade' || ''}}" >> $GITHUB_OUTPUT env: targets: ${{inputs.targets || inputs.target || ''}} components: ${{inputs.components}} shell: bash - run: | : install rustup if needed if ! command -v rustup &> /dev/null ; then curl --proto '=https' --tlsv1.2 --retry 10 --retry-connrefused -fsSL "https://sh.rustup.rs" | sh -s -- --default-toolchain none -y echo "${CARGO_HOME:-$HOME/.cargo}/bin" >> $GITHUB_PATH fi if: runner.os != 'Windows' shell: bash - name: rustup toolchain install ${{steps.parse.outputs.toolchain}} run: rustup toolchain install ${{steps.parse.outputs.toolchain}}${{steps.flags.outputs.targets}}${{steps.flags.outputs.components}} --profile minimal${{steps.flags.outputs.downgrade}} --no-self-update shell: bash - run: rustup default ${{steps.parse.outputs.toolchain}} shell: bash - id: rustc-version run: | : create cachekey DATE=$(rustc +${{steps.parse.outputs.toolchain}} --version --verbose | sed -ne 's/^commit-date: \(20[0-9][0-9]\)-\([01][0-9]\)-\([0-3][0-9]\)$/\1\2\3/p') HASH=$(rustc +${{steps.parse.outputs.toolchain}} --version --verbose | sed -ne 's/^commit-hash: //p') echo "cachekey=$(echo $DATE$HASH | head -c12)" >> $GITHUB_OUTPUT shell: bash - run: | : disable incremental compilation echo CARGO_INCREMENTAL=0 >> $GITHUB_ENV shell: bash - run: | : enable colors in Cargo output echo CARGO_TERM_COLOR=always >> $GITHUB_ENV shell: bash - run: | : enable Cargo sparse registry # ignored by stable cargo echo CARGO_UNSTABLE_SPARSE_REGISTRY=true >> $GITHUB_ENV shell: bash - run: rustc +${{steps.parse.outputs.toolchain}} --version --verbose shell: bash