Add External Interface NBI project into OOM

NBI (North Bound Interface) is one of the new project added for Beijing
release.

Features added
==============

MongoDB common chart
--------------------

Ability to start a mongo container, with a chart consistent with other
common charts (readiness, liveness, persistence, resources, nfs,
service, ...).

Specific configuration:
  * name of the db to create if needed

NBI chart
---------

Ability to start a mariadb container, with a chart consistent with other
common charts (readiness, liveness, persistence, resources, nfs,
service, ...).

Specific configuration:
  * name of the db to create if needed
  * name of the user that has access to the db
  * password of the user that has access to the db
  * root password of the database

Ability to start a NBI container, with a chart consistent with other
common charts (readiness, liveness, persistence, resources, nfs,
service, ...).

Specific configuration:
  * log level
  * cloudOwner
  * ecompInstanceId
  * openStackRegion
  * openStackServiceTenantName
  * sdc_authorization
  * aai_authorization
  * so_authorization

ONAP chart
----------

Added a requirement on NBI chart, possibility to enable/disable and
configuration to push to the chart.

Current Status
==============

- [*] adding a common chart for mongodb
- [*] make mongo chart compiling
- [*] testing the mongodb common role
- [*] creating a mariadb chart inside nbi helm
- [*] testing the mariadb chart
- [*] make mariadb chart compiling
- [*] make nbi use these charts
- [*] make nbi chart compiling
- [*] test the whole solution
- [*] create a service for nbi

Change-Id: I8dd3e79768c83b1553a05c892cf418f840931255
Issue-ID: EXTAPI-54
Signed-off-by: Sylvain Desbureaux <sylvain.desbureaux@orange.com>
diff --git a/kubernetes/nbi/charts/mariadb/templates/deployment.yaml b/kubernetes/nbi/charts/mariadb/templates/deployment.yaml
new file mode 100644
index 0000000..2d642e6
--- /dev/null
+++ b/kubernetes/nbi/charts/mariadb/templates/deployment.yaml
@@ -0,0 +1,99 @@
+# Copyright © 2017 Amdocs, Bell Canada, Orange
+#
+# 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: extensions/v1beta1
+kind: Deployment
+metadata:
+  name: {{ include "common.fullname" . }}
+  namespace: {{ include "common.namespace" . }}
+  labels:
+    app: {{ include "common.name" . }}
+    chart: {{ .Chart.Name }}-{{ .Chart.Version | replace "+" "_" }}
+    release: {{ .Release.Name }}
+    heritage: {{ .Release.Service }}
+spec:
+  replicas: {{ .Values.replicaCount }}
+  template:
+    metadata:
+      labels:
+        app: {{ include "common.name" . }}
+        release: {{ .Release.Name }}
+    spec:
+      containers:
+        - name: {{ include "common.name" . }}
+          image: "{{ include "common.repository" . }}/{{ .Values.image }}"
+          imagePullPolicy: {{ .Values.global.pullPolicy | default .Values.pullPolicy }}
+          ports:
+          - containerPort: {{ .Values.service.internalPort }}
+          # disable liveness probe when breakpoints set in debugger
+          # so K8s doesn't restart unresponsive container
+          {{- if eq .Values.liveness.enabled true }}
+          args:
+          - --lower-case-table-names=1
+          - --wait_timeout=28800
+          livenessProbe:
+            tcpSocket:
+              port: {{ .Values.service.internalPort }}
+            initialDelaySeconds: {{ .Values.liveness.initialDelaySeconds }}
+            periodSeconds: {{ .Values.liveness.periodSeconds }}
+          {{ end -}}
+          readinessProbe:
+            tcpSocket:
+              port: {{ .Values.service.internalPort }}
+            initialDelaySeconds: {{ .Values.readiness.initialDelaySeconds }}
+            periodSeconds: {{ .Values.readiness.periodSeconds }}
+          env:
+          - name: MYSQL_DATABASE
+            value: "{{ .Values.config.db.database }}"
+          - name: MYSQL_USER
+            value: "{{ .Values.config.db.user }}"
+          - name: MYSQL_PASSWORD
+            valueFrom:
+              secretKeyRef:
+                name: {{ template "common.fullname" . }}-secret
+                key: db-user-password
+          - name: MYSQL_ROOT_PASSWORD
+            valueFrom:
+              secretKeyRef:
+                name: {{ template "common.fullname" . }}-secret
+                key: db-root-password
+          volumeMounts:
+          - mountPath: /etc/localtime
+            name: localtime
+            readOnly: true
+          - mountPath: /var/lib/mysql
+            name: mariadb-data
+          resources:
+{{ toYaml .Values.resources | indent 12 }}
+        {{- if .Values.nodeSelector }}
+        nodeSelector:
+{{ toYaml .Values.nodeSelector | indent 10 }}
+        {{- end -}}
+        {{- if .Values.affinity }}
+        affinity:
+{{ toYaml .Values.affinity | indent 10 }}
+        {{- end }}
+      volumes:
+        - name: localtime
+          hostPath:
+            path: /etc/localtime
+        - name: mariadb-data
+        {{- if .Values.persistence.enabled }}
+          persistentVolumeClaim:
+            claimName: {{ include "common.fullname" . }}
+        {{- else }}
+          emptyDir: {}
+        {{- end }}
+      imagePullSecrets:
+      - name: "{{ include "common.namespace" . }}-docker-registry-key"