anchor.diff:  
             for url in $URLS; do
               if [[ "${url:0:1}" == "/" ]]; then
  +              local_varnish_url="http://localhost:7999${url}"
                 cdn_url="<%= @website_root_url -%>${url}"
               elif [[ $url =~ "://" ]]; then
  +              # don't clear absolute URLs from our local varnish as they won't
  +              # match, we assume they're for assets
  +              local_varnish_url=""
                 cdn_url=$url
               else
                 echo "expected $url to be an absolute path or absolute URL"
                 exit 1
  +            fi
  +
  +            if [ -n "$local_varnish_url" ]; then
  +              echo $local_varnish_url
  +              for node in `govuk_node_list -c cache`; do
  +                ssh deploy@$node "curl -fs -o /dev/null -w \"HTTP response: %{http_code}\n\" -X PURGE $local_varnish_url"
  +              done
               fi
   
               ssh deploy@$(govuk_node_list --single-node -c cache) "curl -fs -w \"HTTP response: %{http_code}\n\" -X PURGE $cdn_url"
  
positive.code:     display-name: Clear CDN cache
      project-type: freestyle
      description: >
        Clears pages from the Fastly CDN cache
      properties:
        - build-discarder:
            num-to-keep: 30
  
negative.code:             /vehicle-tax
            description: >
              Enter a list of paths (space separated) to GOV.UK pages to clear
              them from CDN. Enter full URLs to clear only from CDN (such as
              items not on the main gov.uk hostname, such as assets). This
              defaults to 10 pages that were once the 10 most popular pages on
              GOV.UK according to our analytics.
      wrappers:
        - ansicolor:
            colormap: xterm
  