Add workbook and workflow validate commands

Add workbook-validate and workflow-validate commands to validate
workbook and workflow definition respectively. The commands print
the error if validation fails else returns command prompt.

Change-Id: I25b220a2a9abd720f24ee6b23ce37ee977845793
Implements: blueprint api-validate-dsl

mistralclient/api/v2/workbooks.py

@@ -1,4 +1,5 @@
 # Copyright 2014 - Mirantis, Inc.
+# Copyright 2015 - StackStorm, Inc.
 #
 #    Licensed under the Apache License, Version 2.0 (the "License");
 #    you may not use this file except in compliance with the License.
@@ -62,3 +63,17 @@ class WorkbookManager(base.ResourceManager):
         self._ensure_not_empty(name=name)
 
         self._delete('/workbooks/%s' % name)
+
+    def validate(self, definition):
+        self._ensure_not_empty(definition=definition)
+
+        resp = self.client.http_client.post(
+            '/workbooks/validate',
+            definition,
+            headers={'content-type': 'text/plain'}
+        )
+
+        if resp.status_code != 200:
+            self._raise_api_exception(resp)
+
+        return base.extract_json(resp, None)

mistralclient/api/v2/workflows.py

@@ -1,4 +1,5 @@
 # Copyright 2014 - Mirantis, Inc.
+# Copyright 2015 - StackStorm, Inc.
 #
 #    Licensed under the Apache License, Version 2.0 (the "License");
 #    you may not use this file except in compliance with the License.
@@ -64,3 +65,17 @@ class WorkflowManager(base.ResourceManager):
         self._ensure_not_empty(name=name)
 
         self._delete('/workflows/%s' % name)
+
+    def validate(self, definition):
+        self._ensure_not_empty(definition=definition)
+
+        resp = self.client.http_client.post(
+            '/workflows/validate',
+            definition,
+            headers={'content-type': 'text/plain'}
+        )
+
+        if resp.status_code != 200:
+            self._raise_api_exception(resp)
+
+        return base.extract_json(resp, None)

mistralclient/commands/v2/workbooks.py

@@ -1,18 +1,17 @@
 # Copyright 2014 - Mirantis, Inc.
-# All Rights Reserved
+# Copyright 2015 - StackStorm, Inc.
 #
-#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    Licensed under the Apache License, Version 2.0 (the "License");
-#    not use this file except in compliance with the License. You may obtain
+#    you may not use this file except in compliance with the License.
-#    a copy of the License at
+#    You may obtain a copy of the License at
 #
-#         http://www.apache.org/licenses/LICENSE-2.0
+#        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
+#    distributed under the License is distributed on an "AS IS" BASIS,
-#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-#    License for the specific language governing permissions and limitations
+#    See the License for the specific language governing permissions and
-#    under the License.
+#    limitations under the License.
-#
 
 import argparse
 import logging
@@ -22,6 +21,8 @@ from cliff import show
 
 from mistralclient.api.v2 import workbooks
 from mistralclient.commands.v2 import base
+from mistralclient import exceptions as exc
+
 
 LOG = logging.getLogger(__name__)
 
@@ -153,3 +154,28 @@ class GetDefinition(command.Command):
             parsed_args.name).definition
 
         self.app.stdout.write(definition or "\n")
+
+
+class Validate(show.ShowOne):
+    """Validate workbook."""
+
+    def get_parser(self, prog_name):
+        parser = super(Validate, self).get_parser(prog_name)
+
+        parser.add_argument(
+            'definition',
+            type=argparse.FileType('r'),
+            help='Workbook definition file'
+        )
+
+        return parser
+
+    def take_action(self, parsed_args):
+        result = workbooks.WorkbookManager(self.app.client).validate(
+            parsed_args.definition.read())
+
+        if not result.get('valid', None):
+            raise exc.MistralClientException(
+                result.get('error', 'Unknown exception.'))
+
+        return tuple(), tuple()

mistralclient/commands/v2/workflows.py

@@ -1,18 +1,17 @@
 # Copyright 2014 - Mirantis, Inc.
-# All Rights Reserved
+# Copyright 2015 - StackStorm, Inc.
 #
-#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    Licensed under the Apache License, Version 2.0 (the "License");
-#    not use this file except in compliance with the License. You may obtain
+#    you may not use this file except in compliance with the License.
-#    a copy of the License at
+#    You may obtain a copy of the License at
 #
-#         http://www.apache.org/licenses/LICENSE-2.0
+#        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
+#    distributed under the License is distributed on an "AS IS" BASIS,
-#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-#    License for the specific language governing permissions and limitations
+#    See the License for the specific language governing permissions and
-#    under the License.
+#    limitations under the License.
-#
 
 import argparse
 import logging
@@ -22,6 +21,8 @@ from cliff import show
 
 from mistralclient.api.v2 import workflows
 from mistralclient.commands.v2 import base
+from mistralclient import exceptions as exc
+
 
 LOG = logging.getLogger(__name__)
 
@@ -163,4 +164,29 @@ class GetDefinition(command.Command):
         definition = workflows.WorkflowManager(self.app.client).get(
             parsed_args.name).definition
 
-        self.app.stdout.write(definition or "\n")
+        self.app.stdout.write(definition or "\n")
+
+
+class Validate(show.ShowOne):
+    """Validate workflow."""
+
+    def get_parser(self, prog_name):
+        parser = super(Validate, self).get_parser(prog_name)
+
+        parser.add_argument(
+            'definition',
+            type=argparse.FileType('r'),
+            help='Workflow definition file'
+        )
+
+        return parser
+
+    def take_action(self, parsed_args):
+        result = workflows.WorkflowManager(self.app.client).validate(
+            parsed_args.definition.read())
+
+        if not result.get('valid', None):
+            raise exc.MistralClientException(
+                result.get('error', 'Unknown exception.'))
+
+        return tuple(), tuple()

mistralclient/shell.py

@@ -1,18 +1,16 @@
-# Copyright 2015 StackStorm, Inc.
+# Copyright 2015 - StackStorm, Inc.
-# All Rights Reserved
 #
-#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    Licensed under the Apache License, Version 2.0 (the "License");
-#    not use this file except in compliance with the License. You may obtain
+#    you may not use this file except in compliance with the License.
-#    a copy of the License at
+#    You may obtain a copy of the License at
 #
-#         http://www.apache.org/licenses/LICENSE-2.0
+#        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
+#    distributed under the License is distributed on an "AS IS" BASIS,
-#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-#    License for the specific language governing permissions and limitations
+#    See the License for the specific language governing permissions and
-#    under the License.
+#    limitations under the License.
-#
 
 """
 Command-line interface to the Mistral APIs
@@ -247,6 +245,7 @@ class MistralShell(app.App):
             'workbook-update': mistralclient.commands.v2.workbooks.Update,
             'workbook-get-definition':
             mistralclient.commands.v2.workbooks.GetDefinition,
+            'workbook-validate': mistralclient.commands.v2.workbooks.Validate,
             'workflow-list': mistralclient.commands.v2.workflows.List,
             'workflow-get': mistralclient.commands.v2.workflows.Get,
             'workflow-create': mistralclient.commands.v2.workflows.Create,
@@ -254,6 +253,7 @@ class MistralShell(app.App):
             'workflow-update': mistralclient.commands.v2.workflows.Update,
             'workflow-get-definition':
             mistralclient.commands.v2.workflows.GetDefinition,
+            'workflow-validate': mistralclient.commands.v2.workflows.Validate,
             'environment-create':
             mistralclient.commands.v2.environments.Create,
             'environment-delete':

mistralclient/tests/unit/v2/test_cli_workbooks.py

@@ -1,23 +1,23 @@
-# Copyright 2014 Mirantis, Inc.
+# Copyright 2014 - Mirantis, Inc.
-# All Rights Reserved
+# Copyright 2015 - StackStorm, Inc.
 #
-#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    Licensed under the Apache License, Version 2.0 (the "License");
-#    not use this file except in compliance with the License. You may obtain
+#    you may not use this file except in compliance with the License.
-#    a copy of the License at
+#    You may obtain a copy of the License at
 #
-#         http://www.apache.org/licenses/LICENSE-2.0
+#        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
+#    distributed under the License is distributed on an "AS IS" BASIS,
-#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-#    License for the specific language governing permissions and limitations
+#    See the License for the specific language governing permissions and
-#    under the License.
+#    limitations under the License.
-#
 
 import mock
 
 from mistralclient.api.v2 import workbooks
 from mistralclient.commands.v2 import workbooks as workbook_cmd
+from mistralclient import exceptions as exc
 from mistralclient.tests.unit import base
 
 
@@ -95,4 +95,26 @@ class TestCLIWorkbooksV2(base.BaseCommandTest):
 
         self.call(workbook_cmd.GetDefinition, app_args=['name'])
 
-        self.app.stdout.write.assert_called_with(WB_DEF)
+        self.app.stdout.write.assert_called_with(WB_DEF)
+
+    @mock.patch('argparse.open', create=True)
+    @mock.patch('mistralclient.api.v2.workbooks.WorkbookManager.validate')
+    def test_validate(self, mock, mock_open):
+        mock.return_value = {'valid': True}
+        mock_open.return_value = mock.MagicMock(spec=file)
+
+        result = self.call(workbook_cmd.Validate, app_args=['wb.yaml'])
+
+        self.assertEqual(result[0], tuple())
+        self.assertEqual(result[1], tuple())
+
+    @mock.patch('argparse.open', create=True)
+    @mock.patch('mistralclient.api.v2.workbooks.WorkbookManager.validate')
+    def test_validate_failed(self, mock, mock_open):
+        mock.return_value = {'valid': False, 'error': 'Invalid DSL...'}
+        mock_open.return_value = mock.MagicMock(spec=file)
+
+        self.assertRaises(exc.MistralClientException,
+                          self.call,
+                          workbook_cmd.Validate,
+                          app_args=['wb.yaml'])

mistralclient/tests/unit/v2/test_cli_workflows.py

@@ -1,23 +1,23 @@
-# Copyright 2014 Mirantis, Inc.
+# Copyright 2014 - Mirantis, Inc.
-# All Rights Reserved
+# Copyright 2015 - StackStorm, Inc.
 #
-#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    Licensed under the Apache License, Version 2.0 (the "License");
-#    not use this file except in compliance with the License. You may obtain
+#    you may not use this file except in compliance with the License.
-#    a copy of the License at
+#    You may obtain a copy of the License at
 #
-#         http://www.apache.org/licenses/LICENSE-2.0
+#        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
+#    distributed under the License is distributed on an "AS IS" BASIS,
-#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-#    License for the specific language governing permissions and limitations
+#    See the License for the specific language governing permissions and
-#    under the License.
+#    limitations under the License.
-#
 
 import mock
 
 from mistralclient.api.v2 import workflows
 from mistralclient.commands.v2 import workflows as workflow_cmd
+from mistralclient import exceptions as exc
 from mistralclient.tests.unit import base
 
 
@@ -90,4 +90,26 @@ class TestCLIWorkflowsV2(base.BaseCommandTest):
 
         self.call(workflow_cmd.GetDefinition, app_args=['name'])
 
-        self.app.stdout.write.assert_called_with(WF_DEF)
+        self.app.stdout.write.assert_called_with(WF_DEF)
+
+    @mock.patch('argparse.open', create=True)
+    @mock.patch('mistralclient.api.v2.workflows.WorkflowManager.validate')
+    def test_validate(self, mock, mock_open):
+        mock.return_value = {'valid': True}
+        mock_open.return_value = mock.MagicMock(spec=file)
+
+        result = self.call(workflow_cmd.Validate, app_args=['wf.yaml'])
+
+        self.assertEqual(result[0], tuple())
+        self.assertEqual(result[1], tuple())
+
+    @mock.patch('argparse.open', create=True)
+    @mock.patch('mistralclient.api.v2.workflows.WorkflowManager.validate')
+    def test_validate_failed(self, mock, mock_open):
+        mock.return_value = {'valid': False, 'error': 'Invalid DSL...'}
+        mock_open.return_value = mock.MagicMock(spec=file)
+
+        self.assertRaises(exc.MistralClientException,
+                          self.call,
+                          workflow_cmd.Validate,
+                          app_args=['wf.yaml'])

mistralclient/tests/unit/v2/test_workbooks.py

@@ -1,4 +1,5 @@
 # Copyright 2014 - Mirantis, Inc.
+# Copyright 2015 - StackStorm, Inc.
 #
 #    Licensed under the Apache License, Version 2.0 (the "License");
 #    you may not use this file except in compliance with the License.
@@ -12,6 +13,7 @@
 #    See the License for the specific language governing permissions and
 #    limitations under the License.
 
+from mistralclient.api import base as api_base
 from mistralclient.api.v2 import workbooks
 from mistralclient.tests.unit.v2 import base
 
@@ -41,11 +43,25 @@ workflows:
         action: std.http url="http://some_url" server_id=1
 """
 
-WORKBOOK = {'definition': WB_DEF}
+INVALID_WB_DEF = """
+version: 2.0
 
+name: wb
+
+workflows:
+  wf1:
+    type: direct
+    tasks:
+      task1:
+        action: std.http url="localhost:8989"
+        workflow: wf2
+"""
+
+WORKBOOK = {'definition': WB_DEF}
 
 URL_TEMPLATE = '/workbooks'
 URL_TEMPLATE_NAME = '/workbooks/%s'
+URL_TEMPLATE_VALIDATE = '/workbooks/validate'
 
 
 class TestWorkbooksV2(base.BaseClientV2Test):
@@ -112,3 +128,56 @@ class TestWorkbooksV2(base.BaseClientV2Test):
         self.workbooks.delete('wb')
 
         mock.assert_called_once_with(URL_TEMPLATE_NAME % 'wb')
+
+    def test_validate(self):
+        mock = self.mock_http_post(status_code=200,
+                                   content={'valid': True})
+
+        result = self.workbooks.validate(WB_DEF)
+
+        self.assertIsNotNone(result)
+        self.assertIn('valid', result)
+        self.assertTrue(result['valid'])
+
+        mock.assert_called_once_with(
+            URL_TEMPLATE_VALIDATE,
+            WB_DEF,
+            headers={'content-type': 'text/plain'}
+        )
+
+    def test_validate_failed(self):
+        mock_result = {
+            "valid": False,
+            "error": "Task properties 'action' and 'workflow' "
+                     "can't be specified both"
+        }
+
+        mock = self.mock_http_post(status_code=200, content=mock_result)
+
+        result = self.workbooks.validate(INVALID_WB_DEF)
+
+        self.assertIsNotNone(result)
+        self.assertIn('valid', result)
+        self.assertFalse(result['valid'])
+        self.assertIn('error', result)
+        self.assertIn("Task properties 'action' and 'workflow' "
+                      "can't be specified both", result['error'])
+
+        mock.assert_called_once_with(
+            URL_TEMPLATE_VALIDATE,
+            INVALID_WB_DEF,
+            headers={'content-type': 'text/plain'}
+        )
+
+    def test_validate_api_failed(self):
+        mock = self.mock_http_post(status_code=500, content={})
+
+        self.assertRaises(api_base.APIException,
+                          self.workbooks.validate,
+                          WB_DEF)
+
+        mock.assert_called_once_with(
+            URL_TEMPLATE_VALIDATE,
+            WB_DEF,
+            headers={'content-type': 'text/plain'}
+        )