action.yml

name: 'Bandit Scan'
description: 'Bandit Scan'
branding:
  icon: arrow-left
  color: purple
inputs:
  path:
    description: 'File or directory to run bandit on'
    required: false
    default: '.'
  level:
    description: 'Report only issues of a given severity level or higher. Can be LOW, MEDIUM or HIGH. Default is UNDEFINED (everything)'
    required: false
    default: 'UNDEFINED'
  confidence:
    description: 'Report only issues of a given confidence level or higher. Can be LOW, MEDIUM or HIGH. Default is UNDEFINED (everything)'
    required: false
    default: 'UNDEFINED'
  excluded_paths:
    description: 'comma-separated list of paths (glob patterns supported) to exclude from scan (note that these are in addition to the excluded paths provided in the config file) (default: .svn,CVS,.bzr,.hg,.git,__pycache__,.tox,.eggs,*.egg)'
    required: false
    default: 'DEFAULT'
  exit_zero:
    description: 'exit with 0, even with results found'
    required: false
    default: 'DEFAULT'
  skips:
    description: 'comma-separated list of test IDs to skip'
    required: false
    default: 'DEFAULT'
  ini_path:
    description: 'path to a .bandit file that supplies command line arguments'
    required: false
    default: 'DEFAULT'
  GITHUB_TOKEN:
    description: 'Github token of the repository (automatically created by Github)'
    required: true

runs:
  using: composite
  steps:
    - name: Install dependencies
      shell: bash
      run: |
        pip install bandit bandit-sarif-formatter

    - name: Run Bandit scan
      shell: bash
      run: |
        UPPERCASE_LEVEL=$(echo $INPUT_LEVEL | tr a-z A-Z)
        case $UPPERCASE_LEVEL in
        LOW)
          LEVEL="-l"
          ;;
        MEDIUM | MID)
          LEVEL="-ll"
          ;;
        HIGH)
          LEVEL="-lll"
          ;;
        *)
          LEVEL=""
          ;;
        esac

        UPPERCASE_CONFIDENCE=$(echo $INPUT_CONFIDENCE | tr a-z A-Z)
        case $UPPERCASE_CONFIDENCE in
        LOW)
          CONFIDENCE="-i"
          ;;
        MEDIUM | MID)
          CONFIDENCE="-ii"
          ;;
        HIGH)
          CONFIDENCE="-iii"
          ;;
        *)
          CONFIDENCE=""
          ;;
        esac

        if [ "$INPUT_EXCLUDED_PATHS" == "DEFAULT" ]; then
            EXCLUDED_PATHS=""
        else
            EXCLUDED_PATHS="-x $INPUT_EXCLUDED_PATHS"
        fi

        if [ "$INPUT_EXIT_ZERO" == "DEFAULT" ]; then
            EXIT_ZERO=""
        else
            EXIT_ZERO="--exit-zero"
        fi

        if [ "$INPUT_SKIPS" == "DEFAULT" ]; then
            SKIPS=""
        else
            SKIPS="-s $INPUT_SKIPS"
        fi

        if [ "$INPUT_INI_PATH" == "DEFAULT" ]; then
            INI_PATH=""
        else
            INI_PATH="--ini $INPUT_INI_PATH"
        fi
        bandit -f sarif -o results.sarif -r $INPUT_PATH $LEVEL $CONFIDENCE $EXCLUDED_PATHS $EXIT_ZERO $SKIPS $INI_PATH
      env:
        INPUT_PATH: ${{ inputs.path }}
        INPUT_LEVEL: ${{ inputs.level }}
        INPUT_CONFIDENCE: ${{ inputs.confidence }}
        INPUT_EXCLUDED_PATHS: ${{ inputs.excluded_paths }}
        INPUT_EXIT_ZERO: ${{ inputs.exit_zero }}
        INPUT_SKIPS: ${{ inputs.skips }}
        INPUT_INI_PATH: ${{ inputs.ini_path }}        

    - name: Upload artifact
      uses: actions/upload-artifact@main
      with:
        name: results.sarif
        path: results.sarif

    - name: Upload SARIF file
      uses: github/codeql-action/upload-sarif@v2
      with:
        sarif_file: results.sarif