[POLICY] Enhance liveness probes and metrics

- added logback prometheus support for xacml and drools.
- enabled enhanced healthchecks.
- enabled enhanced liveness probes for drools pdp to detect stuck PDP
application and restart it.
- add prometheus servicemonitor for drools.
- set latest docker image versions for drools-applications and xacml

Issue-ID: POLICY-3386
Issue-ID: POLICY-4089
Signed-off-by: jhh <jorge.hernandez-herrero@att.com>
Change-Id: I0ffd9bf93452f8a7a63deb33f2103f9b80476d07
Signed-off-by: jhh <jorge.hernandez-herrero@att.com>

2 files changed, 28 insertions, 3 deletions

diff --git a/kubernetes/policy/components/policy-drools-pdp/templates/serviceMonitor.yaml b/kubernetes/policy/components/policy-drools-pdp/templates/serviceMonitor.yaml
new file mode 100644
index 0000000000..1c04296e4f
--- /dev/null
+++ b/kubernetes/policy/components/policy-drools-pdp/templates/serviceMonitor.yaml
@@ -0,0 +1,23 @@
+{{/*
+# ============LICENSE_START=======================================================
+#  Copyright (c) 2022 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.
+#
+#  SPDX-License-Identifier: Apache-2.0
+# ============LICENSE_END=========================================================
+*/}}
+
+{{- if .Values.prometheus.enabled }}
+{{ include "common.serviceMonitor" . }}
+{{- end }}
diff --git a/kubernetes/policy/components/policy-drools-pdp/templates/statefulset.yaml b/kubernetes/policy/components/policy-drools-pdp/templates/statefulset.yaml
index d389246b5c..7dee453771 100755
--- a/kubernetes/policy/components/policy-drools-pdp/templates/statefulset.yaml
+++ b/kubernetes/policy/components/policy-drools-pdp/templates/statefulset.yaml
@@ -1,6 +1,6 @@
 {{/*
 # Copyright © 2017 Amdocs, Bell Canada
-# Modifications Copyright © 2018-2020 AT&T Intellectual Property
+# Modifications Copyright © 2018-2020, 2022 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.
@@ -83,10 +83,12 @@ spec:
           - containerPort: {{ .Values.service.externalPort2 }}
           {{- if eq .Values.liveness.enabled true }}
           livenessProbe:
-            tcpSocket:
-              port: {{ .Values.service.externalPort }}
+            httpGet:
+              path: /healthcheck/controllers
+              port: 6968
             initialDelaySeconds: {{ .Values.liveness.initialDelaySeconds }}
             periodSeconds: {{ .Values.liveness.periodSeconds }}
+            timeoutSeconds: {{ .Values.liveness.timeoutSeconds }}
           {{- end }}
           readinessProbe:
             tcpSocket: