[POLICY] certInit support + refactoring

Several changes are including in this patch:
- certInitializer support (POLICY-2615, REQ-361)
- renamed policy objects to start with "policy-"
  prefix (POLICY-1000)
- add resources section to components that did not
  have or had it incorrectly set up rendering null
  (POLICY-2502)
- Removal of legacy policy-engine components (POLICY-2743)
- Miscellaneous refactoring of charts (POLICY-2745)
- update pdp legacy reference to policy-xacml-pdp from
  pdp (legacy)

Issue-ID: POLICY-2615
Signed-off-by: jhh <jorge.hernandez-herrero@att.com>
Change-Id: I8b6984a663bbb14d331a366ec02b6dd38755cde7
Signed-off-by: jhh <jorge.hernandez-herrero@att.com>
diff --git a/kubernetes/policy/components/policy-drools-pdp/templates/statefulset.yaml b/kubernetes/policy/components/policy-drools-pdp/templates/statefulset.yaml
new file mode 100755
index 0000000..dc917ce
--- /dev/null
+++ b/kubernetes/policy/components/policy-drools-pdp/templates/statefulset.yaml
@@ -0,0 +1,149 @@
+# Copyright © 2017 Amdocs, Bell Canada
+# Modifications Copyright © 2018-2020 AT&T Intellectual Property
+#
+# 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: apps/v1
+kind: StatefulSet
+metadata:
+  name: {{ include "common.fullname" . }}
+  namespace: {{ include "common.namespace" . }}
+  labels:
+    app: {{ include "common.name" . }}
+    chart: {{ .Chart.Name }}-{{ .Chart.Version | replace "+" "_" }}
+    release: {{ include "common.release" . }}
+    heritage: {{ .Release.Service }}
+spec:
+  serviceName: {{ include "common.servicename" . }}
+  replicas: {{ .Values.replicaCount }}
+  selector:
+    matchLabels:
+      app: {{ include "common.name" . }}
+  template:
+    metadata:
+      labels:
+        app: {{ include "common.name" . }}
+        release: {{ include "common.release" . }}
+    spec:
+      initContainers:
+      - command:
+        - /root/job_complete.py
+        args:
+        - --job-name
+        - {{ include "common.release" . }}-policy-galera-config
+        env:
+        - name: NAMESPACE
+          valueFrom:
+            fieldRef:
+              apiVersion: v1
+              fieldPath: metadata.namespace
+        image: "{{ .Values.global.readinessRepository }}/{{ .Values.global.readinessImage }}"
+        imagePullPolicy: {{ .Values.global.pullPolicy | default .Values.pullPolicy }}
+        name: {{ include "common.name" . }}-db-readiness
+{{- if not .Values.nexus.offline }}
+      - command:
+        - /root/ready.py
+        args:
+        - --container-name
+        - {{ .Values.nexus.name }}
+        env:
+        - name: NAMESPACE
+          valueFrom:
+            fieldRef:
+              apiVersion: v1
+              fieldPath: metadata.namespace
+        image: "{{ .Values.global.readinessRepository }}/{{ .Values.global.readinessImage }}"
+        imagePullPolicy: {{ .Values.global.pullPolicy | default .Values.pullPolicy }}
+        name: {{ include "common.name" . }}-readiness
+{{- end }}
+{{ include "common.certInitializer.initContainer" . | indent 6 }}
+      containers:
+        - name: {{ include "common.name" . }}
+          image: "{{ include "common.repository" . }}/{{ .Values.image }}"
+          imagePullPolicy: {{ .Values.global.pullPolicy | default .Values.pullPolicy }}
+          command: ["bash","-c"]
+          args: ["if [ -f {{ .Values.certInitializer.credsPath }}/.ci ]; then \
+                  source {{ .Values.certInitializer.credsPath }}/.ci; fi;\
+                  /opt/app/policy/bin/pdpd-cl-entrypoint.sh boot"]
+          ports:
+          - containerPort: {{ .Values.service.externalPort }}
+          - containerPort: {{ .Values.service.externalPort2 }}
+          {{- if eq .Values.liveness.enabled true }}
+          livenessProbe:
+            tcpSocket:
+              port: {{ .Values.service.externalPort }}
+            initialDelaySeconds: {{ .Values.liveness.initialDelaySeconds }}
+            periodSeconds: {{ .Values.liveness.periodSeconds }}
+          {{- end }}
+          readinessProbe:
+            tcpSocket:
+              port: {{ .Values.service.externalPort }}
+            initialDelaySeconds: {{ .Values.readiness.initialDelaySeconds }}
+            periodSeconds: {{ .Values.readiness.periodSeconds }}
+          env:
+          - name: REPLICAS
+            value: "{{ .Values.replicaCount }}"
+          - name: SQL_USER
+            {{- include "common.secret.envFromSecret" (dict "global" . "uid" "db-secret" "key" "login") | indent 12 }}
+          - name: SQL_PASSWORD
+            {{- include "common.secret.envFromSecret" (dict "global" . "uid" "db-secret" "key" "password") | indent 12 }}
+          volumeMounts:
+{{ include "common.certInitializer.volumeMount" . | indent 10 }}
+          - mountPath: /etc/localtime
+            name: localtime
+            readOnly: true
+          {{- range $path, $bytes := .Files.Glob "resources/secrets/*" }}
+          - mountPath: /tmp/policy-install/config/{{ base $path }}
+            name: drools-secret
+            subPath: {{ base $path }}
+          {{- end }}
+          {{- range $path, $bytes := .Files.Glob "resources/configmaps/*" }}
+          - mountPath: /tmp/policy-install/config/{{ base $path }}
+            name: drools-config
+            subPath: {{ base $path }}
+          {{- end }}
+          resources:
+{{ include "common.resources" . }}
+        {{- if .Values.nodeSelector }}
+        nodeSelector:
+{{ toYaml .Values.nodeSelector | indent 10 }}
+        {{- end -}}
+        {{- if .Values.affinity }}
+        affinity:
+{{ toYaml .Values.affinity | indent 10 }}
+        {{- end }}
+      volumes:
+{{ include "common.certInitializer.volumes" . | indent 8 }}
+        - name: localtime
+          hostPath:
+            path: /etc/localtime
+        - name: drools-config
+          configMap:
+            name: {{ include "common.fullname" . }}-configmap
+            items:
+            {{- range $path, $bytes := .Files.Glob "resources/configmaps/*" }}
+            - key: {{ base $path }}
+              path: {{ base $path }}
+              mode: 0755
+            {{- end }}
+        - name: drools-secret
+          secret:
+            secretName: {{ include "common.fullname" . }}-secret
+            items:
+            {{- range $path, $bytes := .Files.Glob "resources/secrets/*" }}
+            - key: {{ base $path }}
+              path: {{ base $path }}
+              mode: 0644
+            {{- end }}
+      imagePullSecrets:
+      - name: "{{ include "common.namespace" . }}-docker-registry-key"