Files
kubevela/pkg/controller
Brian Kane 566b72b882 feat: add filterUserMetadata for secure policy context
Add filterUserMetadata() function to filter out internal/system
labels and annotations from policy context, preventing policies
from accessing sensitive KubeVela/Kubernetes internal metadata.

Implementation:
- Uses map-based prefix lookup for O(1) performance
- Filters prefixes: app.oam.dev/, oam.dev/, kubectl.kubernetes.io/,
  kubernetes.io/, k8s.io/, helm.sh/, app.kubernetes.io/
- Optimized for hot path (runs on every reconciliation with policies)
- Returns nil for empty results to avoid unnecessary allocations

Tests:
- Filter internal vs user metadata
- Handle empty inputs
- Handle keys without prefixes
- Verify all internal prefixes are excluded

Part of Policy Refactor Plan v3 - Part 1.1: Foundation

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>
2026-02-13 20:30:18 +00:00
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