Merge pull request #2903 from vzikratyi-tb/k8s-3.0.0-changes

Set correct cassandra datacenter

k8s/.env

@@ -1,6 +1,6 @@
 # Can be either basic (with single instance of Zookeeper, Kafka and Redis) or high-availability (with Zookeeper, Kafka and Redis in cluster modes).
 # According to the deployment type corresponding kubernetes resources will be deployed (see content of the directories ./basic and ./high-availability for details).
-DEPLOYMENT_TYPE=high-availability
+DEPLOYMENT_TYPE=basic
 
 # Database used by ThingsBoard, can be either postgres (PostgreSQL) or hybrid (PostgreSQL for entities database and Cassandra for timeseries database).
 # According to the database type corresponding kubernetes resources will be deployed (see postgres.yml, cassandra.yml for details).

k8s/common/cassandra.yml

@@ -114,7 +114,7 @@ spec:
           - name: CASSANDRA_CLUSTER_NAME
             value: "Thingsboard Cluster"
           - name: CASSANDRA_DC
-            value: "DC1-Thingsboard-Cluster"
+            value: "datacenter1"
           - name: CASSANDRA_RACK
             value: "Rack-Thingsboard-Cluster"
           - name: CASSANDRA_AUTO_BOOTSTRAP