Cluster co-ordination with Hazelcast.

Remove Atomix implementation, due to Kubernetes clustering issues.

Cluster environment property changes.

Issue-ID: CCSDK-2011
Signed-off-by: Brinda Santh <bs2796@att.com>
Change-Id: I23f40c92c0adc6b3ab8690871385f78525c76433

1 files changed, 13 insertions, 19 deletions

diff --git a/ms/blueprintsprocessor/application/src/main/kotlin/org/onap/ccsdk/cds/blueprintsprocessor/BluePrintProcessorCluster.kt b/ms/blueprintsprocessor/application/src/main/kotlin/org/onap/ccsdk/cds/blueprintsprocessor/BluePrintProcessorCluster.kt
index 4c9314ec2..16cb5d6e2 100644
--- a/ms/blueprintsprocessor/application/src/main/kotlin/org/onap/ccsdk/cds/blueprintsprocessor/BluePrintProcessorCluster.kt
+++ b/ms/blueprintsprocessor/application/src/main/kotlin/org/onap/ccsdk/cds/blueprintsprocessor/BluePrintProcessorCluster.kt
@@ -20,14 +20,13 @@ import kotlinx.coroutines.runBlocking
 import org.onap.ccsdk.cds.blueprintsprocessor.core.service.BluePrintClusterService
 import org.onap.ccsdk.cds.blueprintsprocessor.core.service.ClusterInfo
 import org.onap.ccsdk.cds.controllerblueprints.core.BluePrintConstants
-import org.onap.ccsdk.cds.controllerblueprints.core.BluePrintProcessorException
 import org.onap.ccsdk.cds.controllerblueprints.core.logger
-import org.onap.ccsdk.cds.controllerblueprints.core.splitCommaAsList
 import org.onap.ccsdk.cds.controllerblueprints.core.utils.ClusterUtils
 import org.springframework.boot.context.event.ApplicationReadyEvent
 import org.springframework.context.event.EventListener
 import org.springframework.stereotype.Component
 import java.time.Duration
+import java.util.Properties
 import javax.annotation.PreDestroy
 
 /**
@@ -44,15 +43,13 @@ import javax.annotation.PreDestroy
  * 2. Container names should end with sequence number.
  *      Blueprintprocessor example be : cds-controller-1, cds-controller-2, cds-controller-3
  *      ResourceResolution example be : resource-resolution-1, resource-resolution-2,  resource-resolution-3
- * 3. Each contained, should have environment properties CLUSTER_ID, CLUSTER_NODE_ID, CLUSTER_NODE_ADDRESS,
- * CLUSTER_MEMBERS, CLUSTER_STORAGE_PATH
+ * 3. Each contained, should have environment properties CLUSTER_ID, CLUSTER_NODE_ID, CLUSTER_JOIN_AS_CLIENT,
+ * CLUSTER_CONFIG_FILE
  *     Example values :
  *      CLUSTER_ID: cds-cluster
  *      CLUSTER_NODE_ID: cds-controller-2
- *      CLUSTER_NODE_ADDRESS: cds-controller-2
- *      CLUSTER_MEMBERS: cds-controller-1,cds-controller-2,cds-controller-3,resource-resolution-1,resource-resolution-2,resource-resolution-3
- *      CLUSTER_STORAGE_PATH: /opt/app/onap/config/cluster
- *      CLUSTER_CONFIG_FILE:  /opt/app/onap/config/atomix/atomix-multicast.conf
+ *      CLUSTER_JOIN_AS_CLIENT: "true" or "false"
+ *      CLUSTER_CONFIG_FILE:  <Config location>
  * 4. Cluster will be enabled only all the above properties present in the environments.
  * if CLUSTER_ENABLED is present, then it will try to create cluster.
  */
@@ -68,23 +65,20 @@ open class BluePrintProcessorCluster(private val bluePrintClusterService: BluePr
 
             val clusterId = ClusterUtils.clusterId()
             val nodeId = ClusterUtils.clusterNodeId()
-            val nodeAddress = ClusterUtils.clusterNodeAddress()
 
-            val clusterMembers = System.getenv(BluePrintConstants.PROPERTY_CLUSTER_MEMBERS)
-                ?: throw BluePrintProcessorException("couldn't get environment variable ${BluePrintConstants.PROPERTY_CLUSTER_MEMBERS}")
-
-            val clusterMemberList = clusterMembers.splitCommaAsList()
-
-            val clusterStorage = System.getenv(BluePrintConstants.PROPERTY_CLUSTER_STORAGE_PATH)
-                ?: throw BluePrintProcessorException("couldn't get environment variable ${BluePrintConstants.PROPERTY_CLUSTER_STORAGE_PATH}")
+            val joinAsClient =
+                (System.getenv(BluePrintConstants.PROPERTY_CLUSTER_JOIN_AS_CLIENT) ?: "false").toBoolean()
 
             val clusterConfigFile = System.getenv(BluePrintConstants.PROPERTY_CLUSTER_CONFIG_FILE)
 
+            val properties = Properties()
+            properties["hazelcast.logging.type"] = "slf4j"
+
             val clusterInfo = ClusterInfo(
                 id = clusterId, nodeId = nodeId,
-                clusterMembers = clusterMemberList, nodeAddress = nodeAddress,
-                storagePath = clusterStorage,
-                configFile = clusterConfigFile
+                joinAsClient = joinAsClient,
+                configFile = clusterConfigFile,
+                properties = properties
             )
             bluePrintClusterService.startCluster(clusterInfo)
         } else {