Mirror bot #27
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| name: Mirror bot | |
| on: | |
| workflow_dispatch: | |
| schedule: | |
| - cron: '0 14 * * 5' | |
| permissions: | |
| contents: write | |
| pull-requests: write | |
| env: | |
| pr_title: '[MDB IGNORE] [IDB IGNORE] Upstream mirror' | |
| pr_body: This is an automated pull request to merge the latest changes from the upstream repository. | |
| pr_branch: mirror | |
| pr_label: mirror | |
| remote_repo: tgstation/tgstation | |
| remote_branch: master | |
| commiter_name: psychonaut-ci[bot] | |
| commiter_email: 181007896+psychonaut-ci[bot]@users.noreply.github.com | |
| jobs: | |
| mirror: | |
| runs-on: ubuntu-latest | |
| steps: | |
| - name: Checkout repository | |
| uses: actions/checkout@v4 | |
| with: | |
| fetch-depth: 0 | |
| - name: Add upstream remote | |
| run: | | |
| git config user.name "$commiter_name" | |
| git config user.email "$commiter_email" | |
| git remote add upstream "https://github.com/$remote_repo.git" | |
| git fetch upstream $remote_branch | |
| - name: Merge upstream branch | |
| run: | | |
| git merge upstream/$remote_branch | |
| continue-on-error: true | |
| - name: Commit with conflicts | |
| id: commit | |
| run: | | |
| $files = (git diff --name-only --diff-filter=U) | |
| if ($files.Length -ne 0) { | |
| $EOF = -join (1..15 | ForEach { [char]((48..57) + (65..90) + (97..122) | Get-Random) }) | |
| echo "conflicts<<$EOF" >> $Env:GITHUB_OUTPUT | |
| echo "`n`nThe following files have conflicts:" >> $Env:GITHUB_OUTPUT | |
| $deleted_by_us = [System.Collections.ArrayList]@() | |
| $deleted_by_them = [System.Collections.ArrayList]@() | |
| foreach ($_ in (git status --short --porcelain)) { | |
| $flag, $file = ($_.replace(" ", " ") -split " ") | |
| if ($flag -eq "DU") { | |
| $deleted_by_us += $file | |
| } elseif ($flag -eq "UD") { | |
| $deleted_by_them += $file | |
| } | |
| } | |
| git commit -a --no-edit | |
| $short_hash = (git rev-parse --short HEAD) | |
| $upstream_hash = (git rev-parse upstream/master) | |
| foreach ($file in $files) { | |
| $line = 1 | |
| $conflicts = 0 | |
| $head_marker = 0 | |
| $branch_marker = 0 | |
| $content = Get-Content $file | |
| foreach ($_ in $content) { | |
| if ($head_marker -eq 0 -and $_ -match "<<<<<<<") { | |
| $head_marker = $line | |
| } elseif ($branch_marker -eq 0 -and $_ -match ">>>>>>>") { | |
| $branch_marker = $line | |
| } elseif ($_ -match "=======") { | |
| $conflicts += 1 | |
| } | |
| $line += 1 | |
| } | |
| if ($conflicts -eq 0) { | |
| if ($content -match '[^\u0000-\u007F]') { | |
| $conflicts = "binary file" | |
| } elseif ($deleted_by_us.Contains($file)) { | |
| $conflicts = "deleted by us" | |
| } elseif ($deleted_by_them.Contains($file)) { | |
| $conflicts = "deleted by them" | |
| } | |
| } | |
| $current = "https://github.com/$Env:GITHUB_REPOSITORY/blob/$Env:pr_branch-$short_hash/$file#L$head_marker-L$branch_marker" | |
| $ours = "https://github.com/$Env:GITHUB_REPOSITORY/blob/$Env:GITHUB_REF_NAME/$file#L$head_marker" | |
| $theirs = "https://github.com/$Env:remote_repo/blob/$upstream_hash/$file#L$head_marker" | |
| echo "- [ ] $file - $conflicts - [diff]($current) - [origin]($ours) - [upstream]($theirs)" >> $Env:GITHUB_OUTPUT | |
| } | |
| echo "$EOF" >> $Env:GITHUB_OUTPUT | |
| } else { | |
| git commit -a --no-edit | |
| } | |
| shell: pwsh | |
| - name: Generate App Token | |
| id: app-token-generation | |
| uses: actions/create-github-app-token@v1 | |
| if: env.APP_PRIVATE_KEY != '' && env.APP_ID != '' | |
| with: | |
| app-id: ${{ secrets.APP_ID }} | |
| private-key: ${{ secrets.APP_PRIVATE_KEY }} | |
| env: | |
| APP_PRIVATE_KEY: ${{ secrets.APP_PRIVATE_KEY }} | |
| APP_ID: ${{ secrets.APP_ID }} | |
| - name: Create new pull request | |
| uses: peter-evans/create-pull-request@v3 | |
| id: create-pull-request | |
| with: | |
| token: ${{ steps.app-token-generation.outputs.token || secrets.GITHUB_TOKEN }} | |
| author: ${{ env.commiter_name }} <${{ env.commiter_email }}> | |
| branch: ${{ env.pr_branch }} | |
| branch-suffix: short-commit-hash | |
| delete-branch: true | |
| title: ${{ env.pr_title }} | |
| body: ${{ env.pr_body }}${{ steps.commit.outputs.conflicts }} | |
| labels: ${{ env.pr_label }} | |
| - name: Close previous pull request(s) | |
| run: | | |
| $query = "repo:$Env:GITHUB_REPOSITORY is:pr is:open label:$Env:pr_label" | |
| $pr_number = ${{ steps.create-pull-request.outputs.pull-request-number }} | |
| foreach ($_ in $(gh api -X GET search/issues -F q="$query" --jq '.items[].number')) { | |
| if ($_ -ne $pr_number) { | |
| gh pr close $_ -R $Env:GITHUB_REPOSITORY -d -c "Superseded by #$pr_number." | |
| } | |
| } | |
| env: | |
| GH_TOKEN: ${{ steps.app-token-generation.outputs.token || secrets.GITHUB_TOKEN }} | |
| shell: pwsh |