[SEBA-104]

Log aggregation for SEBA

Required features:
- Elasticsearch for log storage

Optional features:
- Kibana for accessing logs through a web ui
- logstash, configured to read events out of kafka into elasticsearch
- fluentd-elasticsearch for shipping container logs from k8s nodes into
  elasticsearch

Change-Id: Ib81561762a0c2b96613ccbad411b660a403e23de
diff --git a/logging/requirements.yaml b/logging/requirements.yaml
new file mode 100644
index 0000000..7918b0c
--- /dev/null
+++ b/logging/requirements.yaml
@@ -0,0 +1,35 @@
+---
+# Copyright 2018-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.
+
+dependencies:
+
+- name: elasticsearch
+  version: 1.4.3
+  repository: https://kubernetes-charts-incubator.storage.googleapis.com/
+
+- name: kibana
+  condition: kibana.enabled
+  version: 0.11.0
+  repository: https://kubernetes-charts.storage.googleapis.com/
+
+- name: fluentd-elasticsearch
+  condition: fluentd-elasticsearch.enabled
+  version: 1.0.0
+  repository: https://kubernetes-charts.storage.googleapis.com/
+
+- name: logstash
+  condition: logstash.enabled
+  version: 0.8.2
+  repository: https://kubernetes-charts-incubator.storage.googleapis.com/