Catch additional errors in fetch_url

Fixes #8971

lib/ansible/module_utils/urls.py

@@ -445,6 +445,10 @@ def fetch_url(module, url, data=None, headers=None, method=None,
     except urllib2.URLError, e:
         code = int(getattr(e, 'code', -1))
         info.update(dict(msg="Request failed: %s" % str(e), status=code))
+    except socket.error, e:
+        info.update(dict(msg="Connection failure: %s" % str(e), status=-1))
+    except Exception, e:
+        info.update(dict(msg="An unknown error occurred: %s" % str(e), status=-1))
 
     return r, info