AMBARI-12351. SecondaryNameNode alert not working with SPNEGO enabled cluster (aonishuk)
diff --git a/ambari-server/src/main/resources/common-services/HDFS/2.1.0.2.0/alerts.json b/ambari-server/src/main/resources/common-services/HDFS/2.1.0.2.0/alerts.json
index f5a10f6..477fd95 100644
--- a/ambari-server/src/main/resources/common-services/HDFS/2.1.0.2.0/alerts.json
+++ b/ambari-server/src/main/resources/common-services/HDFS/2.1.0.2.0/alerts.json
@@ -476,6 +476,8 @@
           "uri": {
             "http": "{{hdfs-site/dfs.namenode.secondary.http-address}}",
             "https": "{{hdfs-site/dfs.namenode.secondary.https-address}}",
+            "kerberos_keytab": "{{hdfs-site/dfs.web.authentication.kerberos.keytab}}",
+            "kerberos_principal": "{{hdfs-site/dfs.web.authentication.kerberos.principal}}",
             "https_property": "{{hdfs-site/dfs.http.policy}}",
             "https_property_value": "HTTPS_ONLY"
           },