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github: Use cache when DB download fails #465

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merged 2 commits into from
Nov 8, 2024
Merged

github: Use cache when DB download fails #465

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773a8e7
github: Use cache in case Trivy DB download fails
hamistao Nov 6, 2024
8c9d339
github: Shorten job names
hamistao Nov 7, 2024
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43 changes: 32 additions & 11 deletions .github/workflows/security.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -18,7 +18,7 @@ defaults:

jobs:
trivy-repo:
name: Trivy vulnerability scanner - Repository
name: Trivy - Repository
runs-on: ubuntu-22.04
if: ${{ github.ref_name == 'main' }}
steps:
Expand All @@ -30,16 +30,33 @@ jobs:
- name: Install Trivy
uses: canonical/lxd/.github/actions/install-trivy@main

- name: Download Trivy DB
id: db_download
run: trivy fs --download-db-only --cache-dir /home/runner/vuln-cache
continue-on-error: true

- name: Use previous downloaded database
if: ${{ steps.db_download.outcome == 'failure' }}
uses: actions/cache/restore@3624ceb22c1c5a301c8db4169662070a689d9ea8 # v4.1.1
with:
path: /home/runner/vuln-cache
key: trivy-latest-cache

- name: Run Trivy vulnerability scanner
run: |
trivy fs --quiet --scanners vuln,secret,misconfig --format sarif --cache-dir /home/runner/vuln-cache \
--severity LOW,MEDIUM,HIGH,CRITICAL --output trivy-microcloud-repo-scan-results.sarif .
trivy fs --skip-db-update \
--scanners vuln,secret,misconfig \
--format sarif \
--cache-dir /home/runner/vuln-cache \
--severity LOW,MEDIUM,HIGH,CRITICAL \
--output trivy-microcloud-repo-scan-results.sarif .

- name: Cache trivy and vulnerability database
uses: actions/cache/save@v4
- name: Cache Trivy vulnerability database
if: ${{ steps.db_download.outcome == 'success' }}
uses: actions/cache/save@3624ceb22c1c5a301c8db4169662070a689d9ea8 # v4.1.1
with:
path: /home/runner/vuln-cache
key: trivy-cache-${{ github.run_id }}
path: /home/runner/vuln-cache
key: trivy-latest-cache

- name: Upload Trivy scan results to GitHub Security tab
uses: github/codeql-action/upload-sarif@v3
Expand All @@ -49,7 +66,7 @@ jobs:
ref: refs/heads/main

trivy-snap:
name: Trivy vulnerability scanner - Snap
name: Trivy - Snap
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runs-on: ubuntu-22.04
if: ${{ github.ref_name == 'main' }}
needs: trivy-repo
Expand All @@ -70,7 +87,7 @@ jobs:
uses: actions/cache/restore@v4
with:
path: /home/runner/vuln-cache
key: trivy-cache-${{ github.run_id }}
key: trivy-latest-cache

- name: Download snap for scan
run: |
Expand All @@ -79,8 +96,12 @@ jobs:

- name: Run Trivy vulnerability scanner
run: |
trivy rootfs --quiet --scanners vuln,secret,misconfig --format sarif --cache-dir /home/runner/vuln-cache \
--severity LOW,MEDIUM,HIGH,CRITICAL --output ${{ matrix.version }}-stable.sarif squashfs-root
trivy rootfs --skip-db-update \
--scanners vuln,secret,misconfig \
--format sarif \
--cache-dir /home/runner/vuln-cache \
--severity LOW,MEDIUM,HIGH,CRITICAL \
--output ${{ matrix.version }}-stable.sarif squashfs-root

- name: Flag snap scanning alerts
run: |
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