url-checking.yml

name: 'URL Checker'

on: [push, pull_request]

jobs:
  check_urls:
    runs-on: ubuntu-latest
    steps:
    - name: Checkout git repo
      uses: actions/checkout@v2.3.4
    - name: Download and install Hugo
      uses: peaceiris/actions-hugo@v2
      with:
        hugo-version: "0.82.0"
        extended: true
    - name: Update link shortcode to error on broken links
      run: sed -i 's/#ERROR/\<{{ errorf "broken link in %s" .Position }}\>/g' themes/netDocs/layouts/shortcodes/link.html
    - name: Run Hugo
      run: hugo
    # There is a bug in the checkout module. If the output of this is too long (without head) it will cause the checkout "cleanup"
    # step to fail. This will cause the action to declare a build failure.
    - name: Grep for bad kb_links
      run: |
          echo "GREP_OUTPUT<<EOF" >> $GITHUB_ENV
          grep -ro --exclude='*/pdf/index.html' --exclude="*.txt" --include='*.html' '<code>&lt;a rel=&quot;canonical&quot; href=&quot;' public/ | head -20 >> $GITHUB_ENV
          echo "EOF" >> $GITHUB_ENV
    - name: Print bad kb_links
      run: echo $GREP_OUTPUT
    - name: Exit != 0 if there was grep output
      run: exit $(echo -n $GREP_OUTPUT | wc -m)