Carving away at func some more to just get down to cert items, still lots

[certmaster.git] / certmaster / minion / modules / func_module.py

diff --git a/certmaster/minion/modules/func_module.py b/certmaster/minion/modules/func_module.py
new file mode 100644 (file)
index 0000000..7d476dc
--- /dev/null
+++ b/certmaster/minion/modules/func_module.py
@@ -0,0 +1,76 @@
+##
+## Copyright 2007, Red Hat, Inc
+## see AUTHORS
+##
+## This software may be freely redistributed under the terms of the GNU
+## general public license.
+##
+## You should have received a copy of the GNU General Public License
+## along with this program; if not, write to the Free Software
+## Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+##
+
+import inspect
+
+from func import logger
+from func.config import read_config
+from func.commonconfig import FuncdConfig
+
+
+class FuncModule(object):
+
+    # the version is meant to
+    version = "0.0.0"
+    api_version = "0.0.0"
+    description = "No Description provided"
+
+    def __init__(self):
+
+        config_file = '/etc/func/minion.conf'
+        self.config = read_config(config_file, FuncdConfig)
+        self.__init_log()
+        self.__base_methods = {
+            # __'s so we don't clobber useful names
+            "module_version" : self.__module_version,
+            "module_api_version" : self.__module_api_version,
+            "module_description" : self.__module_description,
+            "list_methods"       : self.__list_methods
+        }
+
+    def __init_log(self):
+        log = logger.Logger()
+        self.logger = log.logger
+
+    def register_rpc(self, handlers, module_name):
+        # add the internal methods, note that this means they
+        # can get clobbbered by subclass versions
+        for meth in self.__base_methods:
+            handlers["%s.%s" % (module_name, meth)] = self.__base_methods[meth]
+
+        # register our module's handlers
+        for name, handler in self.__list_handlers().items():
+            handlers["%s.%s" % (module_name, name)] = handler
+
+    def __list_handlers(self):
+        """ Return a dict of { handler_name, method, ... }.
+        All methods that do not being with an underscore will be exposed.
+        We also make sure to not expose our register_rpc method.
+        """
+        handlers = {}
+        for attr in dir(self):
+            if inspect.ismethod(getattr(self, attr)) and attr[0] != '_' and \
+                    attr != 'register_rpc':
+                handlers[attr] = getattr(self, attr)
+        return handlers
+
+    def __list_methods(self):
+        return self.__list_handlers().keys() + self.__base_methods.keys()
+
+    def __module_version(self):
+        return self.version
+
+    def __module_api_version(self):
+        return self.api_version
+
+    def __module_description(self):
+        return self.description