[POLICY] Use common secret template in whole policy module

All subcharts are ready so now we can remove hardcoded mariadb
credentials in policy module and depend on common secret chart to
generate them for us at the deployment time.

Issue-ID: OOM-2342
Change-Id: I84bfc30511312be0b2e614ddff4676f36d85619b
Signed-off-by: Krzysztof Opasiak <k.opasiak@samsung.com>
Signed-off-by: jhh <jorge.hernandez-herrero@att.com>
diff --git a/kubernetes/policy/charts/brmsgw/templates/deployment.yaml b/kubernetes/policy/charts/brmsgw/templates/deployment.yaml
index 6ff76dd..5bbffb5 100644
--- a/kubernetes/policy/charts/brmsgw/templates/deployment.yaml
+++ b/kubernetes/policy/charts/brmsgw/templates/deployment.yaml
@@ -33,6 +33,24 @@
     spec:
       initContainers:
       - command:
+        - sh
+        args:
+        - -c
+        - "cd /config-input && for PFILE in `ls -1 *.conf`; do envsubst <${PFILE} >/config/${PFILE}; done"
+        env:
+        - name: JDBC_USER
+          {{- include "common.secret.envFromSecretFast" (dict "global" . "uid" "db-secret" "key" "login") | indent 10 }}
+        - name: JDBC_PASSWORD
+          {{- include "common.secret.envFromSecretFast" (dict "global" . "uid" "db-secret" "key" "password") | indent 10 }}
+        volumeMounts:
+        - mountPath: /config-input
+          name: pe
+        - mountPath: /config
+          name: pe-processed
+        image: "{{ .Values.global.envsubstImage }}"
+        imagePullPolicy: {{ .Values.global.pullPolicy | default .Values.pullPolicy }}
+        name: {{ include "common.name" . }}-update-config
+      - command:
         - /root/ready.py
         args:
         - --container-name
@@ -84,7 +102,7 @@
           name: pe-brmsgw
           subPath: brmsgw.conf
         - mountPath: /tmp/policy-install/config/base.conf
-          name: pe
+          name: pe-processed
           subPath: base.conf
         - mountPath: /tmp/policy-install/do-start.sh
           name: pe-scripts
@@ -115,5 +133,8 @@
           configMap:
             name: {{ include "common.fullname" . }}-pe-configmap
             defaultMode: 0755
+        - name: pe-processed
+          emptyDir:
+            medium: Memory
       imagePullSecrets:
       - name: "{{ include "common.namespace" . }}-docker-registry-key"