diff --git a/muranoapi/api/v1/router.py b/muranoapi/api/v1/router.py
index 017102f9..a981a892 100644
--- a/muranoapi/api/v1/router.py
+++ b/muranoapi/api/v1/router.py
@@ -14,7 +14,7 @@
 
 import routes
 from muranoapi.openstack.common import wsgi
-from muranoapi.api.v1 import environments
+from muranoapi.api.v1 import environments, services
 from muranoapi.api.v1 import sessions
 from muranoapi.api.v1 import active_directories
 from muranoapi.api.v1 import webservers
@@ -29,6 +29,43 @@ class API(wsgi.Router):
         return cls(routes.Mapper())
 
     def __init__(self, mapper):
+        services_resource = services.create_resource()
+        mapper.connect('/environments/{environment_id}/services',
+                       controller=services_resource,
+                       action='get',
+                       conditions={'method': ['GET']}, path='')
+        mapper.connect('/environments/{environment_id}/services/{path:.*?}',
+                       controller=services_resource,
+                       action='get',
+                       conditions={'method': ['GET']}, path='')
+
+        mapper.connect('/environments/{environment_id}/services',
+                       controller=services_resource,
+                       action='post',
+                       conditions={'method': ['POST']}, path='')
+        mapper.connect('/environments/{environment_id}/services/{path:.*?}',
+                       controller=services_resource,
+                       action='post',
+                       conditions={'method': ['POST']}, path='')
+
+        mapper.connect('/environments/{environment_id}/services',
+                       controller=services_resource,
+                       action='put',
+                       conditions={'method': ['PUT']}, path='')
+        mapper.connect('/environments/{environment_id}/services/{path:.*?}',
+                       controller=services_resource,
+                       action='put',
+                       conditions={'method': ['PUT']}, path='')
+
+        mapper.connect('/environments/{environment_id}/services',
+                       controller=services_resource,
+                       action='delete',
+                       conditions={'method': ['DELETE']}, path='')
+        mapper.connect('/environments/{environment_id}/services/{path:.*?}',
+                       controller=services_resource,
+                       action='delete',
+                       conditions={'method': ['DELETE']}, path='')
+
         environments_resource = environments.create_resource()
         mapper.connect('/environments',
                        controller=environments_resource,
diff --git a/muranoapi/api/v1/schemas.py b/muranoapi/api/v1/schemas.py
new file mode 100644
index 00000000..55999437
--- /dev/null
+++ b/muranoapi/api/v1/schemas.py
@@ -0,0 +1,25 @@
+#    Copyright (c) 2013 Mirantis, Inc.
+#
+#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    not use this file except in compliance with the License. You may obtain
+#    a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    License for the specific language governing permissions and limitations
+#    under the License.
+
+#TODO:write detailed schema
+ENV_SCHEMA = {
+    "$schema": "http://json-schema.org/draft-04/schema#",
+
+    "type": "object",
+    "properties": {
+        "id": {"type": "string"},
+        "name": {"type": "string"}
+    },
+    "required": ["id"]
+}
diff --git a/muranoapi/api/v1/services.py b/muranoapi/api/v1/services.py
new file mode 100644
index 00000000..65b96a7d
--- /dev/null
+++ b/muranoapi/api/v1/services.py
@@ -0,0 +1,85 @@
+#    Copyright (c) 2013 Mirantis, Inc.
+#
+#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    not use this file except in compliance with the License. You may obtain
+#    a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    License for the specific language governing permissions and limitations
+#    under the License.
+from functools import wraps
+
+from webob.exc import HTTPNotFound
+
+from muranoapi import utils
+from muranoapi.db.services.core_services import CoreServices
+from muranoapi.openstack.common import wsgi
+from muranoapi.openstack.common import log as logging
+
+log = logging.getLogger(__name__)
+
+
+def normalize_path(f):
+    @wraps(f)
+    def f_normalize_path(*args, **kwargs):
+        if 'path' in kwargs:
+            if kwargs['path']:
+                kwargs['path'] = '/services/' + kwargs['path']
+            else:
+                kwargs['path'] = '/services'
+        return f(*args, **kwargs)
+
+    return f_normalize_path
+
+
+class Controller(object):
+    @normalize_path
+    def get(self, request, environment_id, path):
+        log.debug(_('Services:Get <EnvId: {0}>'.format(environment_id)))
+
+        session_id = None
+        if hasattr(request, 'context') and request.context.session:
+            session_id = request.context.session
+
+        try:
+            result = CoreServices.get_data(environment_id, path, session_id)
+        except (KeyError, ValueError):
+            raise HTTPNotFound
+        return result
+
+    @utils.verify_session
+    @normalize_path
+    def post(self, request, environment_id, path, body):
+        log.debug(_('Services:Post <EnvId: {0}, '
+                    'Body: {1}>'.format(environment_id, body)))
+
+        post_data = CoreServices.post_data
+        session_id = request.context.session
+        try:
+            result = post_data(environment_id, session_id, body, path)
+        except (KeyError, ValueError):
+            raise HTTPNotFound
+        return result
+
+    @utils.verify_session
+    @normalize_path
+    def put(self, request, environment_id, path, body):
+        log.debug(_('Services:Put <EnvId: {0}, '
+                    'Body: {1}>'.format(environment_id, body)))
+
+        put_data = CoreServices.put_data
+        session_id = request.context.session
+
+        try:
+            result = put_data(environment_id, session_id, body, path)
+        except (KeyError, ValueError):
+            raise HTTPNotFound
+        return result
+
+
+def create_resource():
+    return wsgi.Resource(Controller())
diff --git a/muranoapi/common/utils.py b/muranoapi/common/utils.py
index 1923d71f..bf3be030 100644
--- a/muranoapi/common/utils.py
+++ b/muranoapi/common/utils.py
@@ -13,6 +13,8 @@
 #    under the License.
 
 import eventlet
+from jsonschema import validate
+from muranoapi.common.uuidutils import generate_uuid
 import types
 from collections import deque
 from functools import wraps
@@ -95,6 +97,17 @@ class TraverseHelper(object):
         node.append(value)
 
 
+def auto_id(value):
+    if isinstance(value, types.DictionaryType):
+        value['id'] = generate_uuid()
+        for k, v in value.iteritems():
+            value[k] = auto_id(v)
+    if isinstance(value, types.ListType):
+        for item in value:
+            auto_id(item)
+    return value
+
+
 def retry(ExceptionToCheck, tries=4, delay=3, backoff=2):
     """Retry calling the decorated function using an exponential backoff.
 
@@ -151,3 +164,14 @@ def handle(f):
             log.exception(e)
 
     return f_handle
+
+
+def validate_body(schema):
+    def deco_validate_body(f):
+        @wraps(f)
+        def f_validate_body(*args, **kwargs):
+            if 'body' in kwargs:
+                validate(kwargs['body'], schema)
+                return f(*args, **kwargs)
+        return f_validate_body
+    return deco_validate_body
diff --git a/muranoapi/db/services/core_services.py b/muranoapi/db/services/core_services.py
new file mode 100644
index 00000000..7874eccd
--- /dev/null
+++ b/muranoapi/db/services/core_services.py
@@ -0,0 +1,69 @@
+#    Copyright (c) 2013 Mirantis, Inc.
+#
+#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    not use this file except in compliance with the License. You may obtain
+#    a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    License for the specific language governing permissions and limitations
+#    under the License.
+
+from muranoapi.common.utils import TraverseHelper, auto_id
+from muranoapi.db.services.environments import EnvironmentServices
+from muranoapi.openstack.common import timeutils
+
+
+class CoreServices(object):
+    @staticmethod
+    def get_data(environment_id, path, session_id=None):
+        get_description = EnvironmentServices.get_environment_description
+
+        env_description = get_description(environment_id, session_id)
+
+        if not 'services' in env_description:
+            return []
+
+        result = TraverseHelper.get(path, env_description)
+        return result if result else []
+
+    @staticmethod
+    def post_data(environment_id, session_id, data, path):
+        get_description = EnvironmentServices.get_environment_description
+        save_description = EnvironmentServices.save_environment_description
+
+        env_description = get_description(environment_id, session_id)
+        if not 'services' in env_description:
+            env_description['services'] = []
+
+        data = auto_id(data)
+
+        if path == '/services':
+            data['created'] = str(timeutils.utcnow())
+            data['updated'] = str(timeutils.utcnow())
+
+            for idx, unit in enumerate(data['units']):
+                unit['name'] = data['name'] + '_instance_' + str(idx)
+
+        TraverseHelper.insert(path, data, env_description)
+        save_description(session_id, env_description)
+
+        return data
+
+    @staticmethod
+    def put_data(environment_id, session_id, data, path):
+        get_description = EnvironmentServices.get_environment_description
+        save_description = EnvironmentServices.save_environment_description
+
+        env_description = get_description(environment_id, session_id)
+
+        TraverseHelper.update(path, data, env_description)
+        if path == '/services':
+            data['updated'] = str(timeutils.utcnow())
+
+        save_description(session_id, env_description)
+
+        return data
diff --git a/muranoapi/db/services/environments.py b/muranoapi/db/services/environments.py
index eadece48..66efcff3 100644
--- a/muranoapi/db/services/environments.py
+++ b/muranoapi/db/services/environments.py
@@ -16,6 +16,8 @@ from collections import namedtuple
 from amqplib.client_0_8 import Message
 import anyjson
 import eventlet
+from jsonschema import validate
+from muranoapi.api.v1.schemas import ENV_SCHEMA
 from muranoapi.common import config
 from muranoapi.db.models import Session, Environment
 from muranoapi.db.session import get_session
@@ -174,5 +176,6 @@ class EnvironmentServices(object):
         unit = get_session()
         session = unit.query(Session).get(session_id)
 
+        validate(environment, ENV_SCHEMA)
         session.description = environment
         session.save(unit)
diff --git a/muranoapi/tests/common/traverse_helper_tests.py b/muranoapi/tests/common/traverse_helper_tests.py
index f4c25a16..7cc06eeb 100644
--- a/muranoapi/tests/common/traverse_helper_tests.py
+++ b/muranoapi/tests/common/traverse_helper_tests.py
@@ -11,7 +11,7 @@
 #    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 #    License for the specific language governing permissions and limitations
 #    under the License.
-import unittest
+import unittest2 as unittest
 from muranoapi.common.utils import TraverseHelper
 
 
@@ -19,7 +19,7 @@ class TraverseHelperTests(unittest.TestCase):
     def test_simple_root_get(self):
         source = {"attr": True}
         value = TraverseHelper.get('/', source)
-        self.assertEqual(value, {"attr": True})
+        self.assertDictEqual(value, {"attr": True})
 
     def test_simple_attribute_get(self):
         source = {"attr": True}
@@ -61,10 +61,31 @@ class TraverseHelperTests(unittest.TestCase):
         source = {"attr": [1, 2, 3]}
         TraverseHelper.insert('/attr', 4, source)
         value = TraverseHelper.get('/attr', source)
-        self.assertEqual(value, [1, 2, 3, 4])
+        self.assertListEqual(value, [1, 2, 3, 4])
 
     def test_adding_item_to_list(self):
         source = {"obj": {"attr": [1, 2, 3]}}
         TraverseHelper.insert('/obj/attr', 4, source)
         value = TraverseHelper.get('/obj/attr', source)
-        self.assertEqual(value, [1, 2, 3, 4])
+        self.assertListEqual(value, [1, 2, 3, 4])
+
+    @unittest.skip
+    def test_simple_attribute_remove(self):
+        source = {"attr1": False, "attr2": True}
+        TraverseHelper.remove('/attr1', source)
+        value = TraverseHelper.get('/', source)
+        self.assertEqual(value, {"attr2": True})
+
+    @unittest.skip
+    def test_nested_attribute_remove_from_object(self):
+        source = {"obj": {"attr1": False, "attr2": True}}
+        TraverseHelper.remove('/obj/attr1', source)
+        value = TraverseHelper.get('/obj', source)
+        self.assertDictEqual(value, {"attr2": True})
+
+    @unittest.skip
+    def test_nested_attribute_remove_from_list(self):
+        source = {"obj": [{"id": 'id1'}, {"id": 'id2'}]}
+        TraverseHelper.remove('/obj/id1', source)
+        value = TraverseHelper.get('/', source)
+        self.assertListEqual(value, [{"id": 'id2'}])
diff --git a/muranoapi/tests/common/utils_tests.py b/muranoapi/tests/common/utils_tests.py
new file mode 100644
index 00000000..c99e19c5
--- /dev/null
+++ b/muranoapi/tests/common/utils_tests.py
@@ -0,0 +1,38 @@
+#    Copyright (c) 2013 Mirantis, Inc.
+#
+#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    not use this file except in compliance with the License. You may obtain
+#    a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    License for the specific language governing permissions and limitations
+#    under the License.
+import unittest2 as unittest
+from muranoapi.common.utils import auto_id
+
+
+class AutoIdTests(unittest.TestCase):
+    def test_simple_dict(self):
+        source = {"attr": True}
+        value = auto_id(source)
+        self.assertIn('id', value)
+
+    def test_nested_lists(self):
+        source = {"attr": True, "obj": {"attr": False}}
+        value = auto_id(source)
+        self.assertIn('id', value)
+
+    def test_list_with_ints(self):
+        source = [0, 1, 2, 3]
+        value = auto_id(source)
+        self.assertListEqual(value, source)
+
+    def test_list_with_dicts(self):
+        source = [{"attr": True}, {"attr": False}]
+        value = auto_id(source)
+        for item in value:
+            self.assertIn('id', item)
diff --git a/muranoapi/tests/sanity_tests.py b/muranoapi/tests/sanity_tests.py
index 16ca3614..8e8cc4c8 100644
--- a/muranoapi/tests/sanity_tests.py
+++ b/muranoapi/tests/sanity_tests.py
@@ -18,8 +18,8 @@ from mock import MagicMock
 import muranoapi.api.v1.router as router
 
 
-def my_mock(link, controller, action, conditions):
-    return [link, controller, action, conditions]
+def my_mock(link, controller, action, conditions, path=''):
+    return [link, controller, action, conditions, path]
 
 
 def func_mock():