cachekit-core 0.2.0

LZ4 compression, xxHash3 integrity, AES-256-GCM encryption for byte payloads
Documentation
name: Security

on:
  push:
    branches: [main]
  pull_request:
    branches: [main]
  schedule:
    - cron: '0 3 * * *'
  release:
    types: [published]

concurrency:
  group: ${{ github.workflow }}-${{ github.ref }}
  cancel-in-progress: true

env:
  CARGO_TERM_COLOR: always
  RUST_BACKTRACE: 1

jobs:
  fast-security:
    name: Fast Security Checks
    runs-on: ubuntu-latest
    if: github.event_name == 'push' || github.event_name == 'pull_request'
    steps:
      - name: Checkout code
        uses: actions/checkout@v6

      - name: Install Rust toolchain
        uses: dtolnay/rust-toolchain@stable
        with:
          toolchain: "stable"
          components: clippy

      - name: Cache Rust dependencies
        uses: actions/cache@v5
        with:
          path: |
            ~/.cargo/registry/index/
            ~/.cargo/registry/cache/
            ~/.cargo/git/db/
            target/
          key: ${{ runner.os }}-cargo-security-${{ hashFiles('**/Cargo.lock') }}
          restore-keys: |
            ${{ runner.os }}-cargo-security-
            ${{ runner.os }}-cargo-

      - name: Install cargo-audit
        run: cargo install cargo-audit --locked

      - name: Install cargo-deny
        run: cargo install cargo-deny --locked

      - name: Run cargo audit (CVE scanning)
        run: cargo audit

      - name: Run cargo deny (license compliance + advisories)
        run: cargo deny check

      - name: Run clippy (strict linting)
        run: cargo clippy --all-features --all-targets -- -D warnings

      - name: Run tests
        run: cargo test --all-features

  quick-fuzz:
    name: Quick Fuzz (Corpus Only)
    runs-on: ubuntu-latest
    if: github.event_name == 'push' || github.event_name == 'pull_request'
    strategy:
      fail-fast: false
      matrix:
        target:
          - byte_storage_checksum_collision
          - byte_storage_compress
          - byte_storage_corrupted_envelope
          - byte_storage_decompress
          - byte_storage_empty_data
          - byte_storage_format_injection
          - byte_storage_integer_overflow
          - compression_bomb
          - encryption_aad_injection
          - encryption_key_derivation
          - encryption_large_payload
          - encryption_nonce_reuse
          - encryption_roundtrip
          - encryption_truncated_ciphertext
          - integration_layered_security
          - key_derivation
    steps:
      - name: Checkout code
        uses: actions/checkout@v6

      - name: Install Rust toolchain
        uses: dtolnay/rust-toolchain@nightly

      - name: Cache Rust dependencies
        uses: actions/cache@v5
        with:
          path: |
            ~/.cargo/registry/index/
            ~/.cargo/registry/cache/
            ~/.cargo/git/db/
            fuzz/target/
          key: ${{ runner.os }}-cargo-fuzz-nightly-${{ hashFiles('**/Cargo.lock') }}
          restore-keys: |
            ${{ runner.os }}-cargo-fuzz-nightly-
            ${{ runner.os }}-cargo-

      - name: Install cargo-fuzz
        run: cargo install cargo-fuzz --locked

      - name: Run quick fuzz (corpus only)
        run: |
          cd fuzz
          # Build first - fail fast on compile errors
          cargo fuzz build ${{ matrix.target }}
          # Run corpus - timeout exit code 124 is acceptable (means it ran)
          timeout 120 cargo fuzz run ${{ matrix.target }} -- -runs=0 -max_total_time=120 || [ $? -eq 124 ]

  deep-fuzz:
    name: Deep Fuzzing (8 hours)
    runs-on: ubuntu-latest
    if: github.event_name == 'schedule'
    strategy:
      fail-fast: false
      matrix:
        target:
          - byte_storage_checksum_collision
          - byte_storage_compress
          - byte_storage_corrupted_envelope
          - byte_storage_decompress
          - byte_storage_empty_data
          - byte_storage_format_injection
          - byte_storage_integer_overflow
          - compression_bomb
          - encryption_aad_injection
          - encryption_key_derivation
          - encryption_large_payload
          - encryption_nonce_reuse
          - encryption_roundtrip
          - encryption_truncated_ciphertext
          - integration_layered_security
          - key_derivation
    steps:
      - name: Checkout code
        uses: actions/checkout@v6

      - name: Install Rust toolchain
        uses: dtolnay/rust-toolchain@nightly

      - name: Cache Rust dependencies
        uses: actions/cache@v5
        with:
          path: |
            ~/.cargo/registry/index/
            ~/.cargo/registry/cache/
            ~/.cargo/git/db/
            fuzz/target/
          key: ${{ runner.os }}-cargo-fuzz-nightly-${{ hashFiles('**/Cargo.lock') }}
          restore-keys: |
            ${{ runner.os }}-cargo-fuzz-nightly-
            ${{ runner.os }}-cargo-

      - name: Install cargo-fuzz
        run: cargo install cargo-fuzz --locked

      - name: Run deep fuzz (30 minutes per target)
        run: |
          cd fuzz
          # Build first - fail fast on compile errors
          cargo fuzz build ${{ matrix.target }}
          # Run fuzz - timeout exit code 124 is acceptable (means it ran the full duration)
          timeout 1800 cargo fuzz run ${{ matrix.target }} -- -max_total_time=1800 || [ $? -eq 124 ]

      - name: Upload crash artifacts
        if: always()
        uses: actions/upload-artifact@v7
        with:
          name: fuzz-crashes-${{ matrix.target }}
          path: fuzz/artifacts/${{ matrix.target }}/
          if-no-files-found: ignore

  kani:
    name: Kani Formal Verification
    runs-on: ubuntu-latest
    if: github.event_name == 'schedule'
    steps:
      - name: Checkout code
        uses: actions/checkout@v6

      - name: Install Rust toolchain
        uses: dtolnay/rust-toolchain@stable
        with:
          toolchain: "1.85"

      - name: Cache Rust dependencies
        uses: actions/cache@v5
        with:
          path: |
            ~/.cargo/registry/index/
            ~/.cargo/registry/cache/
            ~/.cargo/git/db/
            target/
          key: ${{ runner.os }}-cargo-kani-${{ hashFiles('**/Cargo.lock') }}
          restore-keys: |
            ${{ runner.os }}-cargo-kani-
            ${{ runner.os }}-cargo-

      - name: Install Kani
        run: |
          cargo install --locked kani-verifier || echo "Kani install failed, skipping verification"
          cargo kani setup || echo "Kani setup failed, skipping verification"

      - name: Run Kani verification
        run: cargo kani --all-features || echo "Kani verification failed or not supported"
        continue-on-error: true

  cargo-vet:
    name: Cargo Vet (Supply Chain)
    runs-on: ubuntu-latest
    if: github.event_name == 'schedule'
    steps:
      - name: Checkout code
        uses: actions/checkout@v6

      - name: Install Rust toolchain
        uses: dtolnay/rust-toolchain@stable
        with:
          toolchain: "1.85"

      - name: Cache Rust dependencies
        uses: actions/cache@v5
        with:
          path: |
            ~/.cargo/registry/index/
            ~/.cargo/registry/cache/
            ~/.cargo/git/db/
            target/
          key: ${{ runner.os }}-cargo-vet-${{ hashFiles('**/Cargo.lock') }}
          restore-keys: |
            ${{ runner.os }}-cargo-vet-
            ${{ runner.os }}-cargo-

      - name: Install cargo-vet
        run: cargo install cargo-vet --locked

      - name: Run cargo vet
        run: cargo vet

  sbom:
    name: Generate SBOM
    runs-on: ubuntu-latest
    if: github.event_name == 'release'
    steps:
      - name: Checkout code
        uses: actions/checkout@v6

      - name: Install Rust toolchain
        uses: dtolnay/rust-toolchain@stable
        with:
          toolchain: "1.85"

      - name: Cache Rust dependencies
        uses: actions/cache@v5
        with:
          path: |
            ~/.cargo/registry/index/
            ~/.cargo/registry/cache/
            ~/.cargo/git/db/
            target/
          key: ${{ runner.os }}-cargo-sbom-${{ hashFiles('**/Cargo.lock') }}
          restore-keys: |
            ${{ runner.os }}-cargo-sbom-
            ${{ runner.os }}-cargo-

      - name: Install cargo-sbom
        run: cargo install cargo-sbom --locked

      - name: Generate SBOM
        run: cargo sbom > cachekit-core-sbom.json

      - name: Upload SBOM as release asset
        uses: actions/upload-release-asset@v1
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        with:
          upload_url: ${{ github.event.release.upload_url }}
          asset_path: ./cachekit-core-sbom.json
          asset_name: cachekit-core-sbom.json
          asset_content_type: application/json