[VVP] Adding onap-client intial commit.

This is supplementary tooling to interact with various ONAP applications.
It will be used by the OVP VNF Testcase, it's not deployed
with the ONAP platform.

Issue-ID: VVP-381
Change-Id: I2ff3952ba8f4b9448acb5a24717ccc3b1f0a92fe
Signed-off-by: stark, steven <steven.stark@att.com>

1 files changed, 156 insertions, 0 deletions

diff --git a/onap-client/onap_client/client/catalog.py b/onap-client/onap_client/client/catalog.py
new file mode 100644
index 0000000..419d00f
--- /dev/null
+++ b/onap-client/onap_client/client/catalog.py
@@ -0,0 +1,156 @@
+# -*- coding: utf8 -*-
+# ============LICENSE_START=======================================================
+# org.onap.vvp/validation-scripts
+# ===================================================================
+# Copyright © 2020 AT&T Intellectual Property. All rights reserved.
+# ===================================================================
+#
+# Unless otherwise specified, all software contained herein is licensed
+# under the Apache License, Version 2.0 (the "License");
+# you may not use this software 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.
+#
+#
+#
+# Unless otherwise specified, all documentation contained herein is licensed
+# under the Creative Commons License, Attribution 4.0 Intl. (the "License");
+# you may not use this documentation except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#             https://creativecommons.org/licenses/by/4.0/
+#
+# Unless required by applicable law or agreed to in writing, documentation
+# 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.
+#
+# ============LICENSE_END============================================
+
+from abc import ABC, abstractmethod
+from onap_client.lib import make_request
+
+
+class Catalog(ABC):
+    """Abstract class for an ONAP client, automatically loads
+    child classes as attributes."""
+
+    class CallHandle:
+        """Attached as an attribute for each catalog entry in a catalog.
+        Used to make a request to ONAP."""
+
+        def __init__(self, catalog_resource):
+            self.resource = catalog_resource
+
+        def __call__(self, **kwargs):
+            return make_request(self.resource, **kwargs)
+
+    def __init__(self):
+        """Iterates through all child classes and attaches them as attributes, named
+        after the namespace property.
+
+        If the child Catalog class has items in the
+        catalog_resources property, they will be added as attributes to the child attribute
+        as a CallHandle object.
+        """
+        self.catalog_items = {}
+
+        for cls in self.__class__.__subclasses__():
+            subclass = cls()
+            namespace = subclass.namespace
+            catalog_resources = subclass.catalog_resources
+
+            for k, v in catalog_resources.items():
+                subclass.load(k, v)
+
+            setattr(self, namespace, subclass)
+
+    def load(self, item_name, resource_data):
+        """Consume a catalog resource entry as an APICatalogResource,
+        and set it as an attribute on this.class as a CallHandle object"""
+        resource = APICatalogResource(item_name, resource_data)
+
+        self.catalog_items[item_name] = resource
+        setattr(self, item_name.lower(), self.CallHandle(resource))
+
+    @property
+    @abstractmethod
+    def namespace(self):
+        raise NotImplementedError
+
+    @property
+    @abstractmethod
+    def catalog_resources(self):
+        raise NotImplementedError
+
+
+class APICatalogResource:
+    """Class representation of a single catalog entry"""
+
+    def __init__(self, catalog_resource_name, resource_data):
+        """
+        :catalog_resource_name: name of the catalog resource
+        :resource_data: dictionary containing catalog resource attributes
+        """
+        self.catalog_resource_name = catalog_resource_name
+        self.catalog_resource_data = resource_data
+
+    @property
+    def verb(self):
+        return self.catalog_resource_data.get("verb", None)
+
+    @property
+    def description(self):
+        return self.catalog_resource_data.get("description", None)
+
+    @property
+    def uri(self):
+        return self.catalog_resource_data.get("uri", None)
+
+    @property
+    def payload(self):
+        return self.catalog_resource_data.get("payload", None)
+
+    @property
+    def uri_parameters(self):
+        return self.catalog_resource_data.get("uri-parameters", [])
+
+    @property
+    def payload_parameters(self):
+        return self.catalog_resource_data.get("payload-parameters", [])
+
+    @property
+    def payload_path(self):
+        return self.catalog_resource_data.get("payload-path", [])
+
+    @property
+    def file_parameters(self):
+        return self.catalog_resource_data.get("files-parameters", [])
+
+    @property
+    def header_parameters(self):
+        return self.catalog_resource_data.get("header_parameters", [])
+
+    @property
+    def success_code(self):
+        return self.catalog_resource_data.get("success_code", None)
+
+    @property
+    def headers(self):
+        return self.catalog_resource_data.get("headers", None)
+
+    @property
+    def return_data(self):
+        return self.catalog_resource_data.get("return_data", {})
+
+    @property
+    def auth(self):
+        return self.catalog_resource_data.get("auth", None)