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YAML

name: vuln-osv Synchronisation (lokaler Git-Cache)
on:
schedule:
- cron: "41 */6 * * *"
workflow_dispatch:
permissions:
contents: write
concurrency:
group: vuln-osv-sync
cancel-in-progress: false
jobs:
mirror:
runs-on: vuln-runner
timeout-minutes: 360
steps:
- name: Rohdaten aktualisieren
shell: bash
env:
GITEA_JOB_TOKEN: ${{ secrets.GITEATOKEN }}
CACHE_ROOT: /var/lib/act_runner/cache/vuln-osv
run: |
set -Eeuo pipefail
umask 077
: "${GITEA_JOB_TOKEN:?GITEATOKEN fehlt}"
mkdir -p "$CACHE_ROOT"
exec 9>"$CACHE_ROOT/.sync.lock"
flock -w 300 9 || { echo "Bereits ein Lauf aktiv" >&2; exit 1; }
ASKPASS="$(mktemp "$CACHE_ROOT/.askpass.XXXXXX")"
trap 'rm -f "$ASKPASS"' EXIT
cat > "$ASKPASS" <<'ASKPASS_SCRIPT'
#!/bin/sh
case "$1" in
*Username*|*username*) printf '%s\n' 'oauth2' ;;
*Password*|*password*) printf '%s\n' "$GITEA_JOB_TOKEN" ;;
*) exit 1 ;;
esac
ASKPASS_SCRIPT
chmod 700 "$ASKPASS"
export GIT_ASKPASS="$ASKPASS" GIT_TERMINAL_PROMPT=0
REMOTE="https://git.apex-project.de/VULN/vuln-osv.git"
REPO="$CACHE_ROOT/repo"
backup_repo() {
mkdir -p "$CACHE_ROOT/backups"
local backup="$CACHE_ROOT/backups/repo.$(date -u +%Y%m%dT%H%M%SZ).$$"
echo "Repository-Cache wird gesichert: $backup"
mv -- "$REPO" "$backup"
}
clone_repo() {
git -c credential.helper= clone \
--branch main --single-branch --depth 1 \
"$REMOTE" "$REPO"
}
if [ ! -d "$REPO/.git" ]; then
if [ -e "$REPO" ]; then
backup_repo
fi
clone_repo
else
# Den Tracking-Stand VOR dem Fetch merken: bei shallow clones
# ist ein reiner rev-list-Vergleich NACH dem Fetch unzuverlaessig.
OLD_REMOTE_HEAD="$(git -C "$REPO" rev-parse -q --verify refs/remotes/origin/main 2>/dev/null || true)"
LOCAL_HEAD="$(git -C "$REPO" rev-parse -q --verify HEAD 2>/dev/null || true)"
LOCAL_STATUS="$(git -C "$REPO" status --porcelain)"
git -C "$REPO" remote set-url origin "$REMOTE"
git -C "$REPO" -c credential.helper= fetch --no-tags --depth 1 origin main
NEW_REMOTE_HEAD="$(git -C "$REPO" rev-parse FETCH_HEAD)"
if [ -n "$LOCAL_STATUS" ]; then
echo "Lokale Aenderungen gefunden; sichere Repository-Cache."
backup_repo
clone_repo
elif [ "$LOCAL_HEAD" = "$OLD_REMOTE_HEAD" ] || [ "$LOCAL_HEAD" = "$NEW_REMOTE_HEAD" ]; then
# Keine ausstehenden lokalen Commits: Aktualisierung ist sicher.
git -C "$REPO" checkout -B main "$NEW_REMOTE_HEAD"
else
echo "Moeglicherweise ungepushte lokale Commits; sichere Repository-Cache."
backup_repo
clone_repo
fi
fi
cd "$REPO"
python3 scripts/sync.py
python3 scripts/validate.py
git config user.name "Vulnerability Bot"
git config user.email "vuln-bot@users.noreply.local"
git add -A -- data/ state/
if git diff --cached --quiet; then
echo "Keine neuen Daten"
exit 0
fi
git commit -m "vuln-osv update $(date -u +%Y-%m-%dT%H:%M:%SZ)"
git -c credential.helper= push origin HEAD:main