1+ # Copyright 2025 Deutsche Telekom IT GmbH
2+ #
3+ # SPDX-License-Identifier: Apache-2.0
4+
5+ name : Dependabot Tidy
6+
7+ on :
8+ pull_request :
9+ paths :
10+ - ' **/go.mod'
11+ - ' **/go.sum'
12+ workflow_dispatch :
13+
14+ jobs :
15+ tidy :
16+ name : Run go mod tidy
17+ if : github.actor == 'dependabot[bot]' || github.event_name == 'workflow_dispatch'
18+ runs-on : ubuntu-latest
19+ permissions :
20+ contents : write
21+ pull-requests : write
22+
23+ steps :
24+ - uses : actions/checkout@v5
25+ with :
26+ ref : ${{ github.head_ref }}
27+ fetch-depth : 0
28+
29+ - name : Set up Go
30+ uses : actions/setup-go@v5
31+ with :
32+ go-version : ' stable'
33+ check-latest : true
34+
35+ - name : Run go mod tidy on all modules
36+ run : |
37+ echo "Identified modules:"
38+ MODULES=$(find . -name 'go.mod' -exec dirname {} \; | sort)
39+ echo "$MODULES"
40+ echo "\nRunning go mod tidy on all modules..."
41+ echo "$MODULES" | while read -r module_dir; do
42+ if [ -n "$module_dir" ]; then
43+ echo "Processing: $module_dir"
44+ (cd "$module_dir" && go mod tidy)
45+ fi
46+ done
47+
48+ - name : Check for changes
49+ id : check_changes
50+ run : |
51+ if [[ -n "$(git status --porcelain)" ]]; then
52+ echo "changes=true" >> $GITHUB_OUTPUT
53+ echo "Changes detected after running go mod tidy:"
54+ git diff --name-only
55+ else
56+ echo "changes=false" >> $GITHUB_OUTPUT
57+ echo "No changes detected after running go mod tidy"
58+ fi
59+
60+ - name : Commit and push changes
61+ if : steps.check_changes.outputs.changes == 'true'
62+ run : |
63+ git config user.name "github-actions[bot]"
64+ git config user.email "github-actions[bot]@users.noreply.github.com"
65+ git add .
66+ git commit -m "chore: run go mod tidy for modules updated by dependabot"
67+ git push
68+
69+ - name : Add comment to PR
70+ if : steps.check_changes.outputs.changes == 'true'
71+ uses : actions/github-script@v7
72+ with :
73+ github-token : ${{ secrets.GITHUB_TOKEN }}
74+ script : |
75+ github.rest.issues.createComment({
76+ issue_number: context.issue.number,
77+ owner: context.repo.owner,
78+ repo: context.repo.repo,
79+ body: '✅ `go mod tidy` has been run for all Go modules and changes have been committed to this PR.'
80+ })
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