AAI Rolling upgrade using helm hooks

Change-Id: I81b8c7069e374e2ee789f6dd99e6cb55d98e5d28
Issue-ID: OOM-1676
Signed-off-by: Mahendra Raghuwanshi <mahendra.raghuwanshi@amdocs.com>

1 files changed, 86 insertions, 1 deletions

diff --git a/kubernetes/aai/values.yaml b/kubernetes/aai/values.yaml
index 1d3a3a5d24..3d13c2b218 100644
--- a/kubernetes/aai/values.yaml
+++ b/kubernetes/aai/values.yaml
@@ -56,7 +56,15 @@ global: # global defaults
     serverPort: 30247
 
   cassandra:
-    serviceName: aai-cassandra
+    #This will instantiate AAI cassandra cluster, default:shared cassandra.
+    localCluster: false
+
+    #Service Name of the cassandra cluster to connect to.
+    #Override it to aai-cassandra if localCluster is enabled.
+    serviceName: cassandra
+
+    #This should be same as shared cassandra instance or if localCluster is enabled 
+    #then it should be same as aai-cassandra replicaCount 
     replicas: 3
 
   aai:
@@ -96,6 +104,69 @@ global: # global defaults
     # When enabled, it will create the widget models via REST API to haproxy
     updateQueryData:
       enabled: true
+    #migration using helm hooks
+    migration:
+      enabled: false
+      remoteCassandra:
+        enabled: false
+        storage:
+          backend: cassandra
+          hostname: 10.10.10.10
+          connectionTimeout: 100000
+          cacheSize: 1000000
+          keyConsistent: true
+
+          #If backend is cql or cassandra it should be keyspace name
+          #else backend is hbase it should be hbase table name
+          name: aaigraph
+
+       ## CQL driver specific properties for janusgraph
+       #  cql:
+       #    #Name of the Cassandra Cluster
+       #    cluster: someclustername
+       #    readConsistency: QUORUM
+       #    writeConsistency: QUORUM
+       #    replicationFactor: 3
+       #    localConsistencyForSysOps: true
+
+       ## Cassandra driver specific properties for janusgraph
+          cassandra:
+            #Name of the Cassandra Cluster
+            clusterName: aai-cluster
+            localDataCenter: Pod lab
+            readConsistency: LOCAL_QUORUM
+            writeConsistency: LOCAL_QUORUM
+            replicationFactor: 3
+
+        #storage:
+        #  backend: cassandra
+        #  hostname: somehost1,somehost2,somehost3
+        #  connectionTimeout: 100000
+        #  cacheSize: 1000000
+        #  clusterName: someClusterName
+        #  localDataCenter: someDataCenter
+        #  keyConsistent: true
+        #  #If backend is cql or cassandra it should be keyspace name
+        #  #else backend is hbase it should be hbase table name
+        #  name: your_hbase_table_or_keyspace_name
+
+        ## CQL driver specific properties for janusgraph
+        #  cql:
+        #    #Name of the Cassandra Cluster
+        #    cluster: someclustername
+        #    readConsistency: QUORUM
+        #    writeConsistency: QUORUM
+        #    replicationFactor: 3
+        #    localConsistencyForSysOps: true
+
+        ## Cassandra driver specific properties for janusgraph
+        #  cassandra:
+        #    #Name of the Cassandra Cluster
+        #    cluster: someclustername
+        #    readConsistency: LOCAL_QUORUM
+        #    writeConsistency: LOCAL_QUORUM
+        #    replicationFactor: 3
+
 
   # Common configuration for resources traversal and graphadmin
   config:
@@ -252,6 +323,20 @@ liveness:
   # in debugger so K8s doesn't restart unresponsive container
   enabled: true
 
+#This section is used when localCluster is enabled. AAI will create its own cassandra cluster for its specific use.
+#Below command will instantiate the aai cassandra instances:
+#helm deploy demo local/onap --version=4.0.0 --namespace onap --set aai.enabled=true \
+#                            --set aai.global.cassandra.localCluster=true \
+#                            --set aai.global.cassandra.serviceName=aai-cassandra
+cassandra:
+  nameOverride: aai-cassandra
+  replicaCount: 3
+  service:
+    name: aai-cassandra
+  persistence:
+    mountSubPath: aai/cassandra
+    enabled: true
+
 readiness:
   initialDelaySeconds: 10
   periodSeconds: 10