semgrep.yml

# Name of this GitHub Actions workflow.
name: Semgrep

on:
  # Scan changed files in PRs (diff-aware scanning):
  pull_request: {}
  # Scan mainline branches and report all findings:
  push:
    branches: ["master", "main"]
  # Schedule the CI job (this method uses cron syntax):
  schedule:
    - cron: "20 17 * * *" # Sets Semgrep to scan every day at 17:20 UTC.
    # It is recommended to change the schedule to a random time.

  # Enable manual trigger of the action. Useful for debugging purposes
  workflow_dispatch:

jobs:
  semgrep:
    # User definable name of this GitHub Actions job.
    name: Scan
    # If you are self-hosting, change the following `runs-on` value:
    runs-on: ubuntu-latest
    permissions:
      # required for all workflows
      security-events: write

    container:
      # A Docker image with Semgrep installed. Do not change this.
      image: returntocorp/semgrep

    # Skip any PR created by dependabot to avoid permission issues:
    if: (github.actor != 'dependabot[bot]')

    steps:
      # Fetch project source with GitHub Actions Checkout.
      - uses: actions/checkout@v3
      # Run the "semgrep ci" command on the command line of the docker image.
      - run: semgrep ci --sarif --output=semgrep.sarif --config auto --exclude-rule c.lang.security.insecure-use-memset.insecure-use-memset --exclude testing/

      - name: Upload SARIF file for GitHub Advanced Security Dashboard
        # pinning to full commit hash from tagged version v2.20.4
        uses: github/codeql-action/upload-sarif@489225d82a57396c6f426a40e66d461b16b3461d
        with:
          sarif_file: semgrep.sarif
        if: always()