phase1 opa pdp changes

For details on scope and implementation, please check.
https://lf-onap.atlassian.net/wiki/spaces/DW/pages/51150925/OPA+PDP
Code Coverage Total: 70.8%

Issue-ID: POLICY-5156
Change-Id: Ied07ee1596e9f447183fb715baaa68c704a9fe99
Signed-off-by: gururajarao79 <gb00566633@techmahindra.com>
diff --git a/pkg/pdpattributes/pdpattributes.go b/pkg/pdpattributes/pdpattributes.go
new file mode 100644
index 0000000..70744fd
--- /dev/null
+++ b/pkg/pdpattributes/pdpattributes.go
@@ -0,0 +1,63 @@
+// -
+//   ========================LICENSE_START=================================
+//   Copyright (C) 2024: Deutsche Telecom
+//
+//   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.
+//   ========================LICENSE_END===================================
+
+// The pdpattributes package provides utilities for managing and configuring attributes related to the
+// Policy Decision Point (PDP). This includes generating unique PDP names, and setting or retrieving
+// subgroup and heartbeat interval values.
+package pdpattributes
+
+import (
+	"github.com/google/uuid"
+	"policy-opa-pdp/pkg/log"
+)
+
+var (
+	PdpName              string // A unique identifier for the PDP instance
+	PdpSubgroup          string
+	PdpHeartbeatInterval int64 // The interval (in seconds) at which the PDP sends heartbeat signals
+)
+
+func init() {
+	PdpName = GenerateUniquePdpName()
+	log.Debugf("Name: %s", PdpName)
+}
+
+// Generates a unique PDP name by appending a randomly generated UUID
+func GenerateUniquePdpName() string {
+	return "opa-" + uuid.New().String()
+}
+
+// sets the Pdp Subgroup retrieved from the message from Pap
+func SetPdpSubgroup(pdpsubgroup string) {
+	PdpSubgroup = pdpsubgroup
+}
+
+// Retrieves the current PDP subgroup value.
+func GetPdpSubgroup() string {
+	return PdpSubgroup
+}
+
+// sets the PdpHeratbeatInterval retrieved from the message from Pap
+func SetPdpHeartbeatInterval(pdpHeartbeatInterval int64) {
+	PdpHeartbeatInterval = pdpHeartbeatInterval
+}
+
+// Retrieves the current PDP heartbeat interval value.
+func GetPdpHeartbeatInterval() int64 {
+	return PdpHeartbeatInterval
+
+}