name: Security Scan

on:
  schedule:
    - cron: '0 0 * * 0'  # Weekly on Sunday at midnight
  workflow_dispatch:      # Manual trigger
  push:
    branches: [main, master]
    paths:
      - 'Cargo.toml'
      - 'Cargo.lock'
      - 'deny.toml'
      - '.github/workflows/security.yml'

env:
  CARGO_TERM_COLOR: always

jobs:
  security-audit:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - uses: Swatinem/rust-cache@v2
      
      - name: Install Rust
        uses: dtolnay/rust-toolchain@stable
      
      - name: Install security tools
        run: |
          cargo install cargo-audit 
          cargo install cargo-deny 
      
      - name: Run cargo audit
        run: cargo audit
      
      - name: Run cargo deny (advisories only)
        run: cargo deny check advisories
      
      - name: Run cargo deny (full check)
        run: cargo deny check
      
      - name: Generate Software Bill of Materials (SBOM)
        run: |
          cargo install cargo-cyclonedx 
          cargo cyclonedx --format json --output bom.json
      
      - name: Upload SBOM
        uses: actions/upload-artifact@v4
        with:
          name: sbom
          path: bom.json
          retention-days: 90
      
      - name: Check for outdated dependencies
        run: |
          cargo install cargo-outdated 
          cargo outdated --exit-code 1 || echo "Some dependencies are outdated"
      
      - name: Security summary
        run: |
          echo "=== Security Scan Complete ==="
          echo "✅ cargo audit - Vulnerability scanning"
          echo "✅ cargo deny - Advisory and license checking"
          echo "✅ SBOM generated - Software Bill of Materials"
          echo "✅ Outdated dependencies checked"
          echo ""
          echo "Next scheduled scan: Weekly (Sunday 00:00 UTC)"
          echo "Manual trigger: Click 'Run workflow' in GitHub Actions"