Subtree Update #7
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| name: Subtree Update | |
| on: | |
| schedule: | |
| - cron: '0 14 * * *' # Run at 14:00 UTC every day | |
| workflow_dispatch: | |
| defaults: | |
| run: | |
| shell: bash | |
| jobs: | |
| update-subtree-library: | |
| runs-on: ubuntu-latest | |
| steps: | |
| - name: Checkout Repository | |
| uses: actions/checkout@v4 | |
| with: | |
| fetch-depth: 0 | |
| path: verify-rust-std | |
| submodules: true | |
| - name: Checkout Kani | |
| uses: actions/checkout@v4 | |
| with: | |
| repository: model-checking/kani | |
| path: kani-tmp | |
| - name: Checkout Rust | |
| uses: actions/checkout@v4 | |
| with: | |
| repository: rust-lang/rust | |
| fetch-depth: 0 | |
| path: rust-tmp | |
| - name: Checkout git-filter-repo | |
| uses: actions/checkout@v4 | |
| with: | |
| repository: newren/git-filter-repo | |
| path: git-filter-repo | |
| - name: Fetch toolchain versions | |
| run: | | |
| CURRENT_TOOLCHAIN_DATE=$(grep -oP 'channel = "nightly-\K\d{4}-\d{2}-\d{2}' verify-rust-std/rust-toolchain.toml) | |
| NEXT_TOOLCHAIN_DATE=$(grep -oP 'channel = "nightly-\K\d{4}-\d{2}-\d{2}' kani-tmp/rust-toolchain.toml) | |
| CURRENT_COMMIT_HASH=$(curl https://static.rust-lang.org/dist/$CURRENT_TOOLCHAIN_DATE/channel-rust-nightly-git-commit-hash.txt) | |
| NEXT_COMMIT_HASH=$(curl https://static.rust-lang.org/dist/$NEXT_TOOLCHAIN_DATE/channel-rust-nightly-git-commit-hash.txt) | |
| if [ -z "$CURRENT_COMMIT_HASH" ]; then | |
| echo "Could not find current commit hash on static.rust-lang.org" | |
| exit 1 | |
| fi | |
| if [ -z "$NEXT_COMMIT_HASH" ]; then | |
| echo "Could not find next commit hash on static.rust-lang.org" | |
| exit 1 | |
| fi | |
| echo "CURRENT_TOOLCHAIN_DATE=${CURRENT_TOOLCHAIN_DATE}" >> $GITHUB_ENV | |
| echo "NEXT_TOOLCHAIN_DATE=${NEXT_TOOLCHAIN_DATE}" >> $GITHUB_ENV | |
| echo "CURRENT_COMMIT_HASH=${CURRENT_COMMIT_HASH}" >> $GITHUB_ENV | |
| echo "NEXT_COMMIT_HASH=${NEXT_COMMIT_HASH}" >> $GITHUB_ENV | |
| - name: Update subtree/library locally | |
| run: | | |
| cd rust-tmp | |
| # Ensure "upstream/master" branch contains the target commit | |
| if ! git show ${NEXT_COMMIT_HASH} --oneline --no-patch; then | |
| echo "Rust commit ${NEXT_COMMIT_HASH} cannot be found." | |
| exit 1 | |
| fi | |
| git checkout ${NEXT_COMMIT_HASH} | |
| ../git-filter-repo/git-filter-repo --subdirectory-filter library --force | |
| git checkout -b subtree/library | |
| cd ../verify-rust-std | |
| git remote add rust-filtered ../rust-tmp/ | |
| git fetch rust-filtered | |
| git checkout -b subtree/library rust-filtered/subtree/library | |
| SUBTREE_HEAD_MSG=$(git log --format=%s -n 1 origin/subtree/library) | |
| UPSTREAM_FROM=$(git log --grep="${SUBTREE_HEAD_MSG}" -n 1 --format=%H rust-filtered/subtree/library) | |
| UPSTREAM_HEAD=$(git log --format=%H -n 1 rust-filtered/subtree/library) | |
| if [ "${UPSTREAM_HEAD}" = "${UPSTREAM_FROM}" ]; then | |
| echo "Nothing to do, ${UPSTREAM_FROM} matches ${UPSTREAM_HEAD} (${SUBTREE_HEAD_MSG})" | |
| echo "MERGE_CONFLICTS=noop" >> $GITHUB_ENV | |
| else | |
| git branch --set-upstream-to=origin/subtree/library | |
| git -c user.name=gitbot -c user.email=git@bot rebase | |
| echo "MERGE_CONFLICTS=maybe" >> $GITHUB_ENV | |
| fi | |
| - name: Create Pull Request | |
| if: ${{ env.MERGE_CONFLICTS != 'noop' }} | |
| uses: peter-evans/create-pull-request@v7 | |
| with: | |
| title: 'Update subtree/library' | |
| body: | | |
| This is an automated PR to update the subtree/library branch to the changes | |
| from ${{ env.CURRENT_TOOLCHAIN_DATE }} (${{ env.CURRENT_COMMIT_HASH }}) | |
| to ${{ env.NEXT_TOOLCHAIN_DATE }} (${{ env.NEXT_COMMIT_HASH }}), inclusive. | |
| branch: update-subtree/library | |
| delete-branch: true | |
| base: subtree/library | |
| path: verify-rust-std | |
| - name: Merge subtree/library changes | |
| if: ${{ env.MERGE_CONFLICTS != 'noop' }} | |
| run: | | |
| cd verify-rust-std | |
| git checkout main | |
| # This command may fail, which will require human intervention. | |
| if ! git \ | |
| -c user.name=gitbot -c user.email=git@bot \ | |
| subtree merge --prefix=library update-subtree/library --squash; then | |
| echo "MERGE_CONFLICTS=yes" >> $GITHUB_ENV | |
| git -c user.name=gitbot -c user.email=git@bot commit -a -m "Merge from $NEXT_COMMIT_HASH with conflicts" | |
| else | |
| echo "MERGE_CONFLICTS=no" >> $GITHUB_ENV | |
| fi | |
| sed -i "s/^channel = \"nightly-.*\"/channel = \"${NEXT_TOOLCHAIN_DATE}\"/" rust-toolchain.toml | |
| git -c user.name=gitbot -c user.email=git@bot \ | |
| commit -m "Update toolchain to ${NEXT_TOOLCHAIN_DATE}" rust-toolchain.toml | |
| - name: Create Pull Request without conflicts | |
| if: ${{ env.MERGE_CONFLICTS == 'no' }} | |
| uses: peter-evans/create-pull-request@v7 | |
| with: | |
| title: 'Merge subtree update' | |
| body: | | |
| This is an automated PR to merge library subtree updates | |
| from ${{ env.CURRENT_TOOLCHAIN_DATE }} (${{ env.CURRENT_COMMIT_HASH }}) | |
| to ${{ env.NEXT_TOOLCHAIN_DATE }} (${{ env.NEXT_COMMIT_HASH }}), inclusive. | |
| This is a clean merge, no conflicts were detected. | |
| branch: sync-${{ env.NEXT_TOOLCHAIN_DATE }} | |
| delete-branch: true | |
| base: main | |
| path: verify-rust-std | |
| - name: Create Pull Request with conflicts | |
| if: ${{ env.MERGE_CONFLICTS == 'yes' }} | |
| uses: peter-evans/create-pull-request@v7 | |
| with: | |
| title: 'Merge subtree update' | |
| body: | | |
| This is an automated PR to merge library subtree updates | |
| from ${{ env.CURRENT_TOOLCHAIN_DATE }} (${{ env.CURRENT_COMMIT_HASH }}) | |
| to ${{ env.NEXT_TOOLCHAIN_DATE }} (${{ env.NEXT_COMMIT_HASH }}) (inclusive) | |
| into main. `git merge` resulted in conflicts, which require manual resolution. | |
| Files were commited with merge conflict markers. | |
| branch: sync-${{ env.NEXT_TOOLCHAIN_DATE }} | |
| delete-branch: true | |
| base: main | |
| path: verify-rust-std |