[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-nexus/values.yaml b/kubernetes/policy/components/policy-nexus/values.yaml
new file mode 100755
index 0000000..126c4d3
--- /dev/null
+++ b/kubernetes/policy/components/policy-nexus/values.yaml
@@ -0,0 +1,99 @@
+# 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.
+
+#################################################################
+# Global configuration defaults.
+#################################################################
+global:
+  nodePortPrefix: 302
+  readinessRepository: oomk8s
+  readinessImage: readiness-check:2.0.2
+  ubuntuInitRepository: oomk8s
+  ubuntuInitImage: ubuntu-init:1.0.0
+  persistence: {}
+
+#################################################################
+# Application configuration defaults.
+#################################################################
+# application image
+repository: nexus3.onap.org:10001
+image: sonatype/nexus:2.14.13-01
+pullPolicy: Always
+
+# flag to enable debugging - application support required
+debugEnabled: false
+
+# application configuration
+config: {}
+
+# default number of instances
+replicaCount: 1
+
+nodeSelector: {}
+
+affinity: {}
+
+# probe configuration parameters
+liveness:
+  initialDelaySeconds: 180
+  periodSeconds: 10
+  # necessary to disable liveness probe when setting breakpoints
+  # in debugger so K8s doesn't restart unresponsive container
+  enabled: true
+
+readiness:
+  initialDelaySeconds: 60
+  periodSeconds: 10
+  path: /nexus/service/local/status
+
+service:
+  type: ClusterIP
+  name: policy-nexus
+  portName: policy-nexus
+  externalPort: 8081
+  internalPort: 8081
+  nodePort: 36
+
+ingress:
+  enabled: false
+
+## Persist data to a persitent volume
+persistence:
+  enabled: true
+  volumeReclaimPolicy: Retain
+  accessMode: ReadWriteOnce
+  size: 2Gi
+  mountPath: /dockerdata-nfs
+  mountSubPath: policy/nexus/data
+
+# Segregation for Different environment (Small and Large)
+# Resource Limit flavor - By Default using small
+resources:
+  flavor: small
+  small:
+    limits:
+      cpu: 1
+      memory: 1Gi
+    requests:
+      cpu: 1m
+      memory: 0.5Gi
+  large:
+    limits:
+      cpu: 2
+      memory: 2Gi
+    requests:
+      cpu: 2m
+      memory: 1Gi
+  unlimited: {}