added /classifier/infinera-dna-addresses route

inventory_provider/routes/classifier.py

+import functools
+
+from flask import Blueprint, request, Response, current_app, jsonify
+
+routes = Blueprint("inventory-data-classifier-support-routes", __name__)
+
+
+def require_accepts_json(f):
+    """
+    used as a route handler decorator to return an error
+    unless the request allows responses with type "application/json"
+    :param f: the function to be decorated
+    :return: the decorated function
+    """
+    @functools.wraps(f)
+    def decorated_function(*args, **kwargs):
+        # TODO: use best_match to disallow */* ...?
+        if not request.accept_mimetypes.accept_json:
+            return Response(
+                response="response will be json",
+                status=406,
+                mimetype="text/html")
+        return f(*args, **kwargs)
+    return decorated_function
+
+
+@routes.route("/infinera-dna-addresses", methods=['GET', 'POST'])
+@require_accepts_json
+def infinera_addresses():
+    infinera_config = current_app.config[
+        "INVENTORY_PROVIDER_CONFIG"]["infinera-dna"]
+    return jsonify([dna['address'] for dna in infinera_config])
+

test/conftest.py

@@ -42,7 +42,12 @@ def data_config_filename(tmp_dir_name):
         "redis": {
             "hostname": "xxxxxx",
             "port": 6379
-        }
+        },
+        "infinera-dna": [
+            {"name": "name1", "address": "123.456.789.0"},
+            {"name": "name2", "address": "012.345.678.9"},
+            {"name": "name3", "address": "111.222.333.000"}
+        ]
     }
 
     shutil.copyfile(

test/test_classifier_routes.py

+import json
+import jsonschema
+
+DEFAULT_REQUEST_HEADERS = {
+    "Content-type": "application/json",
+    "Accept": ["application/json"]
+}
+
+
+def test_version_request(client):
+    response_schema = {
+        "$schema": "http://json-schema.org/draft-07/schema#",
+        "type": "array",
+        "items": {"type": "string"}
+    }
+
+    rv = client.post(
+        "/classifier/infinera-dna-addresses",
+        headers=DEFAULT_REQUEST_HEADERS)
+    assert rv.status_code == 200
+    jsonschema.validate(
+        json.loads(rv.data.decode("utf-8")),
+        response_schema)
+