VOL-1407: Perform end-to-end integration testing in the K8S environment
- Added support for testing in a single-node Kubernetes environment
  (affinity router not required)
- Added a preliminary README file (needs more work)

Change-Id: Ib617e1f6b6702eeeaa88a7ee9a7c6a82da8dd615
diff --git a/k8s/single-node/freeradius-config.yml b/k8s/single-node/freeradius-config.yml
new file mode 100644
index 0000000..3379149
--- /dev/null
+++ b/k8s/single-node/freeradius-config.yml
@@ -0,0 +1,26 @@
+# Copyright 2017-present Open Networking Foundation
+#
+# 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.
+apiVersion: v1
+data:
+  clients.conf: |
+    client 192.168.0.0/16 {
+      secret = SECRET
+    }
+  users: |
+    user Cleartext-Password := "password", MS-CHAP-Use-NTLM-Auth := 0
+
+kind: ConfigMap
+metadata:
+  name: freeradius-config
+  namespace: voltha