ci(github): action #6
Workflow file for this run
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name: Verify Latest Commit Signature | |
on: | |
pull_request: | |
branches: [ develop, master ] | |
push: | |
branches: [ develop, master ] | |
jobs: | |
verify-latest-commit: | |
runs-on: ubuntu-latest | |
steps: | |
- name: Checkout repository | |
uses: actions/checkout@v4 | |
with: | |
fetch-depth: 1 # Only fetch the latest commit | |
- name: Install GPG | |
run: | | |
sudo apt-get update | |
sudo apt-get install -y gnupg | |
- name: Import and Trust GPG Key | |
run: | | |
# Create a directory for GPG operations | |
mkdir -p ~/.gnupg | |
chmod 700 ~/.gnupg | |
# Configure GPG | |
echo "use-agent" > ~/.gnupg/gpg.conf | |
echo "no-tty" >> ~/.gnupg/gpg.conf | |
# Import public key from GitHub | |
curl -s https://github.com/${{ github.actor }}.gpg | gpg --import --quiet | |
# List keys to confirm import | |
gpg --list-keys | |
# Explicitly trust the imported GPG key | |
KEY_ID=$(gpg --list-keys --with-colons | grep '^pub' | cut -d':' -f5) | |
echo "$KEY_ID:6:" | gpg --import-ownertrust | |
- name: Debug GPG Setup | |
if: failure() | |
run: | | |
echo "GPG directory contents:" | |
ls -la ~/.gnupg | |
echo "GPG config:" | |
cat ~/.gnupg/gpg.conf | |
- name: Verify Latest Commit | |
shell: bash | |
run: | | |
# Get the latest commit hash | |
LATEST_COMMIT=$(git rev-parse HEAD) | |
echo "Verifying signature for commit: $LATEST_COMMIT" | |
# Show commit details | |
git log -1 --show-signature | |
echo -e "\n-----------------------------------" | |
# Check signature status | |
SIGNATURE_STATUS=$(git log --format='%G?' -n 1 "$LATEST_COMMIT") | |
case "$SIGNATURE_STATUS" in | |
"G") | |
echo "✅ Good signature from valid key" | |
exit 0 | |
;; | |
"U") | |
echo "❌ Good signature from UNKNOWN key" | |
echo "::error::Commit is signed with an unknown key. Please add your GPG key to GitHub" | |
exit 1 | |
;; | |
"B") | |
echo "❌ BAD signature" | |
echo "::error::Commit has an invalid signature" | |
exit 1 | |
;; | |
"N") | |
echo "❌ NO signature" | |
echo "::error::Commit is not signed. Please sign your commits using GPG" | |
exit 1 | |
;; | |
"E") | |
echo "❌ Signature verification ERROR" | |
echo "::error::Error occurred during signature verification" | |
exit 1 | |
;; | |
"Y") | |
echo "❌ Good signature from expired key" | |
echo "::error::Commit is signed with an expired key. Please update your GPG key" | |
exit 1 | |
;; | |
"R") | |
echo "❌ Good signature from revoked key" | |
echo "::error::Commit is signed with a revoked key. Please generate and use a new GPG key" | |
exit 1 | |
;; | |
*) | |
echo "❌ Unknown verification status: $SIGNATURE_STATUS" | |
echo "::error::Unknown signature verification status" | |
exit 1 | |
;; | |
esac |