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chore: add flawfinder scan #794

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chore: add flawfinder scan #794

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64 changes: 64 additions & 0 deletions .github/workflows/security.yml
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Original file line number Diff line number Diff line change
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name: C Security Scan

on:
push:
branches: [master]
pull_request:
branches: [master]

permissions:
contents: read
pull-requests: write

jobs:
flawfinder:
name: Flawfinder scan
runs-on: ubuntu-latest

steps:
- name: Checkout code
uses: actions/checkout@v4

- name: Install flawfinder
run: sudo apt-get update && sudo apt-get install -y flawfinder

- name: Run flawfinder
run: |
flawfinder --sarif -c src > flawfinder-report.json

- name: Format report
run: |
total=$(jq '.runs | map(.results) | add | length' flawfinder-report.json)
high=$(jq '.runs | map(.results) | add | map(select(.level == "error")) | length' flawfinder-report.json)
medium=$(jq '.runs | map(.results) | add | map(select(.level != "error")) | length' flawfinder-report.json)

echo "## Flawfinder scan" > flawfinder-report.md
echo "<details><summary>" >> flawfinder-report.md
echo "Total issues found: $total ($high HIGH | $medium MEDIUM)" >> flawfinder-report.md
echo "</summary>" >> flawfinder-report.md
echo "" >> flawfinder-report.md
echo "## Details" >> flawfinder-report.md
jq -r '.runs | map(.results) | add | .[] |
"\n\nAt `\(.locations[0].physicalLocation.artifactLocation.uri):\(.locations[0].physicalLocation.region.startLine)`
| Level | Rule |
|-|-|
|\(.level)|\(.ruleId)|

*\(.message.text)*\n
```C
\(.locations[0].physicalLocation.region.snippet.text)
```\n---\n\n"' flawfinder-report.json >> flawfinder-report.md

echo "</details>" >> flawfinder-report.md

- name: Comment flawfinder on PR
if: github.event_name == 'pull_request'
uses: marocchino/sticky-pull-request-comment@v2
with:
path: flawfinder-report.md
header: flawfinder-scan

- name: Fail if flawfinder found high/critical issues
run: |
high=$(jq '.runs | map(.results) | add | map(select(.level == "error")) | length' flawfinder-report.json)
[[ high -gt 0 ]]
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