In single node mode, setting is.node=false to avoid lineage issues

README.md

@@ -13,7 +13,7 @@ Updates:
 - Jul-10-2016: updated to support installing HDF 1.2.0.0 on Ambari 2.4/HDP 2.5 tech preview build/VM
 
 Installing on older Ambari versions:
-- Refer to [archive folder](https://github.com/abajwa-hw/ambari-nifi-service/tree/master/configuration) for older versions of the service definition 
+- Refer to [archives folder](https://github.com/abajwa-hw/ambari-nifi-service/tree/master/archives) for older versions of the service definition 
   - To install on Ambari 2.4 and earlier use HDF-1.2.0.0-Nifi-0.6.0.1.2.0.1.zip
 
 

configuration/nifi-properties-env.xml

@@ -158,7 +158,7 @@ nifi.cluster.protocol.heartbeat.interval=5 sec
 nifi.cluster.protocol.is.secure=false
 
 # cluster node properties (only configure for cluster nodes) #
-nifi.cluster.is.node=true
+nifi.cluster.is.node={{nifi_is_node}}
 nifi.cluster.node.address={{nifi_node_host}}
 nifi.cluster.node.protocol.port={{nifi_node_protocol_port}}
 nifi.cluster.node.protocol.threads=10

package/scripts/params.py

@@ -87,6 +87,11 @@
 nifi_num_nodes = len(master_configs['nifi_master_hosts'])
 nifi_node_host = socket.getfqdn()
 
+if nifi_num_nodes > 1:
+  nifi_is_node='true'
+else:
+  nifi_is_node='false'
+
 #detect zookeeper_quorum
 zookeeper_port=default('/configurations/zoo.cfg/clientPort', None)
 #get comma separated list of zookeeper hosts from clusterHostInfo