[enh] Allow to pass the password as argument in the cli

moulinette/__init__.py

@@ -108,7 +108,8 @@ def api(namespaces, host='localhost', port=80, routes={},
         logging.getLogger(namespaces[0]).info(m18n.g('operation_interrupted'))
     return 0
 
-def cli(namespaces, args, use_cache=True, output_as=None, parser_kwargs={}):
+def cli(namespaces, args, use_cache=True, output_as=None,
+        password=None, parser_kwargs={}):
     """Command line interface
 
     Execute an action with the moulinette from the CLI and print its
@@ -121,6 +122,7 @@ def cli(namespaces, args, use_cache=True, output_as=None, parser_kwargs={}):
             instead of using the cached one
         - output_as -- Output result in another format, see
             moulinette.interfaces.cli.Interface for possible values
+        - password -- The password to use in case of authentication
         - parser_kwargs -- A dict of arguments to pass to the parser
             class at construction
 
@@ -133,7 +135,7 @@ def cli(namespaces, args, use_cache=True, output_as=None, parser_kwargs={}):
                 'parser_kwargs': parser_kwargs,
             },
         )
-        moulinette.run(args, output_as=output_as)
+        moulinette.run(args, output_as=output_as, password=password)
     except MoulinetteError as e:
         import logging
         logging.getLogger(namespaces[0]).error(e.strerror)

moulinette/interfaces/cli.py

@@ -309,7 +309,7 @@ class Interface(BaseInterface):
 
         self.actionsmap = actionsmap
 
-    def run(self, args, output_as=None):
+    def run(self, args, output_as=None, password=None):
         """Run the moulinette
 
         Process the action corresponding to the given arguments 'args'
@@ -320,6 +320,7 @@ class Interface(BaseInterface):
             - output_as -- Output result in another format. Possible values:
                 - json: return a JSON encoded string
                 - plain: return a script-readable output
+            - password -- The password to use in case of authentication
 
         """
         if output_as and output_as not in ['json', 'plain']:
@@ -328,6 +329,10 @@ class Interface(BaseInterface):
         # auto-complete
         argcomplete.autocomplete(self.actionsmap.parser._parser)
 
+        # Store the given password
+        # FIXME: improve security
+        self._password = password
+
         try:
             ret = self.actionsmap.process(args, timeout=5)
         except KeyboardInterrupt, EOFError:
@@ -358,6 +363,11 @@ class Interface(BaseInterface):
         Handle the core.MoulinetteSignals.authenticate signal.
 
         """
+        # Try to use given password if any
+        if self._password is not None:
+            logger.info('using given password to authenticate')
+            return authenticator(password=self._password)
+
         # TODO: Allow token authentication?
         msg = m18n.n(help) if help else m18n.g('password')
         return authenticator(password=self._do_prompt(msg, True, False,