Add match support for promise check_page_content.

If match parameter is defined, it will grep this instead of URL.

slapos/recipe/check_page_content/__init__.py

@@ -38,6 +38,7 @@ class Recipe(GenericBaseRecipe):
       'url': self.options['url'],
       'shell_path': self.options['dash_path'],
       'curl_path': self.options['curl_path'],
+      'match': self.options.get('match', self.options['url'])
     }
 
     # XXX-Cedric in this script, curl won't check certificate

slapos/recipe/check_page_content/template/check_page_content.in

@@ -3,13 +3,14 @@
 # BEWARE: It will be overwritten automatically
 
 URL="%(url)s"
+MATCH='%(match)s"
 
 if [ -z $URL ]; then
   echo "No URL specified." >&2
   exit 3
 fi
 
-%(curl_path)s -k -sL $URL | grep "$URL" > /dev/null
+%(curl_path)s -k -sL $URL | grep "$MATCH" > /dev/null
 
 if [ $? != 0 ]; then
   echo "Content at $URL seems to be corrupted" >&2