Add node command

This patch adds the node command which allows to perform
the following operations on nodes in Fuel:

 - List nodes
   node list
 - Show details about a node
   node show

Blueprint: re-thinking-fuel-client
Change-Id: I598f82620223200eda0e31d9e75588b65e6182bc

fuelclient/__init__.py

@@ -49,6 +49,7 @@ def get_client(resource, version='v1'):
     version_map = {
         'v1': {
             'environment': v1.environment,
+            'node': v1.node,
         }
     }
 

fuelclient/commands/node.py

@@ -0,0 +1,79 @@
+#    Copyright 2015 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 fuelclient.commands import base
+from fuelclient.common import data_utils
+
+
+class NodeMixIn(object):
+    entity_name = 'node'
+
+
+class NodeList(NodeMixIn, base.BaseListCommand):
+    """Show list of all avaliable nodes."""
+
+    columns = ('id',
+               'name',
+               'status',
+               'os_platform',
+               'roles',
+               'ip',
+               'mac',
+               'cluster',
+               'platform_name',
+               'online')
+
+    def get_parser(self, prog_name):
+        parser = super(NodeList, self).get_parser(prog_name)
+
+        parser.add_argument(
+            '-e',
+            '--env',
+            type=int,
+            help='Show only nodes that are in the specified environment'
+        )
+
+        return parser
+
+    def take_action(self, parsed_args):
+
+        data = self.client.get_all(environment_id=parsed_args.env)
+        data = data_utils.get_display_data_multi(self.columns, data)
+
+        return (self.columns, data)
+
+
+class NodeShow(NodeMixIn, base.BaseShowCommand):
+    """Show info about node with given id."""
+    columns = ('id',
+               'name',
+               'status',
+               'os_platform',
+               'roles',
+               'kernel_params',
+               'pending_roles',
+               'ip',
+               'mac',
+               'error_type',
+               'pending_addition',
+               'fqdn',
+               'platform_name',
+               'cluster',
+               'online',
+               'progress',
+               'pending_deletion',
+               'group_id',
+               # TODO(romcheg): network_data mostly never fits the screen
+               # 'network_data',
+               'manufacturer')

fuelclient/tests/cli/test_node.py

@@ -0,0 +1,48 @@
+# -*- coding: utf-8 -*-
+#
+#    Copyright 2015 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 mock
+
+from fuelclient.tests.cli import test_v2_engine
+
+
+class TestNodeCommand(test_v2_engine.BaseCLITest):
+    """Tests for fuel2 node * commands."""
+
+    def test_node_list(self):
+        args = 'node list'
+        self.exec_v2_command(args)
+
+        self.m_get_client.assert_called_once_with('node', mock.ANY)
+        self.m_client.get_all.assert_called_once_with(environment_id=None)
+
+    def test_node_list_with_env(self):
+        env_id = 42
+        args = 'node list --env {env}'.format(env=env_id)
+
+        self.exec_v2_command(args)
+
+        self.m_get_client.assert_called_once_with('node', mock.ANY)
+        self.m_client.get_all.assert_called_once_with(environment_id=env_id)
+
+    def test_node_show(self):
+        node_id = 42
+        args = 'node show {node_id}'.format(node_id=node_id)
+
+        self.exec_v2_command(args)
+
+        self.m_get_client.assert_called_once_with('node', mock.ANY)
+        self.m_client.get_by_id.assert_called_once_with(node_id)

fuelclient/tests/lib/test_node.py

@@ -0,0 +1,46 @@
+# -*- coding: utf-8 -*-
+#
+#    Copyright 2015 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 requests_mock as rm
+
+import fuelclient
+from fuelclient.tests.lib import test_api
+
+
+class TestNodeFacade(test_api.BaseLibTest):
+
+    def setUp(self):
+        super(TestNodeFacade, self).setUp()
+
+        self.version = 'v1'
+        self.res_uri = '/api/{version}/nodes/'.format(version=self.version)
+
+        self.client = fuelclient.get_client('node', self.version)
+
+    def test_node_list(self):
+        self.client.get_all()
+
+        self.assertEqual(rm.GET, self.session_adapter.last_request.method)
+        self.assertEqual(self.res_uri, self.session_adapter.last_request.path)
+
+    def test_node_show(self):
+        node_id = 42
+        expected_uri = self.get_object_uri(self.res_uri, node_id)
+
+        self.client.get_by_id(node_id)
+
+        self.assertEqual(rm.GET, self.session_adapter.last_request.method)
+        self.assertEqual(expected_uri, self.session_adapter.last_request.path)

fuelclient/v1/__init__.py

@@ -13,8 +13,10 @@
 #    under the License.
 
 from fuelclient. v1 import environment
+from fuelclient. v1 import node
 
 
 __all__ = (
     'environment',
+    'node',
 )

fuelclient/v1/node.py

@@ -0,0 +1,33 @@
+#    Copyright 2015 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 fuelclient import objects
+from fuelclient.v1 import base_v1
+
+
+class NodeClient(base_v1.BaseV1Client):
+
+    _entity_wrapper = objects.Node
+
+    def get_all(self, environment_id=None):
+        result = self._entity_wrapper.get_all_data()
+
+        if environment_id is not None:
+            result = filter(lambda n: n['cluster'] == environment_id, result)
+
+        return result
+
+
+def get_client():
+    return NodeClient()

setup.cfg

@@ -36,6 +36,8 @@ fuelclient =
     env_upgrade=fuelclient.commands.environment:EnvUpgrade
     env_deploy=fuelclient.commands.environment:EnvDeploy
     env_add_nodes=fuelclient.commands.environment:EnvAddNodes
+    node_list=fuelclient.commands.node:NodeList
+    node_show=fuelclient.commands.node:NodeShow
 
 [global]
 setup-hooks =