Added function for evaluating variable names

src/renderTemplate.py

@@ -59,6 +59,14 @@ def get_filtered_variables(c, filter_str=None):
     return ret_val.items()
 
 
+@jinja2.pass_context
+def get_variable_content(c, name=None, default=None):
+    for key, value in c.items():
+        if not callable(value) and (name == key):
+            return value
+    return default
+
+
 # Jinja Filters
 # -------------
 def filter_env(name, defvalue=""):
@@ -91,6 +99,7 @@ jenv.filters['hostbyaddr'] = filter_hostbyaddr
 jenv.filters['hostbyname'] = filter_hostbyname
 
 jenv.globals['variables'] = get_filtered_variables
+jenv.globals['eval_var'] = get_variable_content
 
 
 # Loader