Adding mandatory fields to mapping.

config/defaultMappingTemplate.json

@@ -76,6 +76,36 @@
           }
         } ],
         "properties" : {
+          "category" : {
+            "type" : "string",
+            "index" : "not_analyzed",
+            "doc_values" : true
+          },
+          "hostname" : {
+            "type" : "string",
+            "index" : "not_analyzed",
+            "doc_values" : true
+          },
+          "processid" : {
+            "type" : "string",
+            "index" : "not_analyzed",
+            "doc_values" : true
+          },
+          "processname": {
+            "type" : "string",
+            "index" : "not_analyzed",
+            "doc_values": true
+          },
+          "severity" : {
+            "type" : "string",
+            "index" : "not_analyzed",
+            "doc_values" : true
+          },
+          "source" : {
+            "type" : "string",
+            "index" : "not_analyzed",
+            "doc_values" : true
+          },
           "summary" : {
             "type" : "string"
           },