batch, schema: use Dict instead of Any

Add new Dict parameter class and use it in the batch and command_defaults
plugins.

https://fedorahosted.org/freeipa/ticket/4739

Reviewed-By: David Kupka <dkupka@redhat.com>

API.txt

@@ -446,7 +446,7 @@ output: Output('summary', type=[<type 'unicode'>, <type 'NoneType'>])
 output: PrimaryKey('value')
 command: batch
 args: 1,1,2
-arg: Any('methods*')
+arg: Dict('methods*')
 option: Str('version?')
 output: Output('count', type=[<type 'int'>])
 output: Output('results', type=[<type 'list'>, <type 'tuple'>])
@@ -853,7 +853,7 @@ output: PrimaryKey('value')
 command: command_defaults
 args: 1,3,1
 arg: Str('name')
-option: Any('kw?')
+option: Dict('kw?')
 option: Str('params*')
 option: Str('version?')
 output: Output('result')

ipaclient/remote_plugins/schema.py

@@ -41,8 +41,8 @@ _PARAMS = {
     'bool': parameters.Bool,
     'bytes': parameters.Bytes,
     'datetime': parameters.DateTime,
+    'dict': parameters.Dict,
     'int': parameters.Int,
-    'object': parameters.Any,
     'str': parameters.Str,
 }
 

ipalib/parameters.py

@@ -1961,3 +1961,12 @@ class DNSNameParam(Param):
     def _rule_only_relative(self, _, value):
         if self.only_relative and value.is_absolute():
             return _('must be relative')
+
+
+class Dict(Param):
+    """
+    A parameter for dictionary.
+    """
+
+    type = dict
+    type_error = _("must be dictionary")

ipaserver/plugins/batch.py

@@ -49,7 +49,7 @@ import six
 
 from ipalib import api, errors
 from ipalib import Command
-from ipalib.parameters import Str, Any
+from ipalib.parameters import Str, Dict
 from ipalib.output import Output
 from ipalib.text import _
 from ipalib.request import context
@@ -66,7 +66,7 @@ class batch(Command):
     NO_CLI = True
 
     takes_args = (
-        Any('methods*',
+        Dict('methods*',
             doc=_('Nested Methods to execute'),
         ),
     )
@@ -90,12 +90,6 @@ class batch(Command):
     def execute(self, methods=None, **options):
         results = []
         for arg in (methods or []):
-            # As take_args = Any, no check is done before
-            # Need to make sure that methods contain dict objects
-            if not isinstance(arg, dict):
-                raise errors.ConversionError(
-                    name='methods',
-                    error=_(u'must contain dict objects'))
             params = dict()
             name = None
             try:

ipaserver/plugins/schema.py

@@ -12,7 +12,7 @@ from ipalib import errors
 from ipalib.crud import PKQuery, Retrieve, Search
 from ipalib.frontend import Command, Method, Object
 from ipalib.output import Entry, ListOfEntries, ListOfPrimaryKeys, PrimaryKey
-from ipalib.parameters import Any, Bool, Flag, Int, Str
+from ipalib.parameters import Bool, Dict, Flag, Int, Str
 from ipalib.plugable import Registry
 from ipalib.text import _
 from ipapython.version import API_VERSION
@@ -216,18 +216,14 @@ class command_defaults(PKQuery):
 
     takes_options = (
         Str('params*'),
-        Any('kw?'),
+        Dict('kw?'),
     )
 
     def execute(self, name, **options):
         command = self.api.Command[name]
 
         params = options.get('params', [])
-
         kw = options.get('kw', {})
-        if not isinstance(kw, dict):
-            raise errors.ConversionError(name=name,
-                                         error=_("must be a dictionary"))
 
         result = command.get_default(params, **kw)