create elasticsearch template used for pfsense logstash output

es_template_pfsense.sh

curl -XPUT http://localhost:9200/_template/pfsense?pretty -H 'Content-Type: application/json' -d'
{
    "order" : 0,
    "version" : 50002,
    "template" : "pfsense-*",
    "settings" : {
      "index" : {
        "number_of_shards": 3,
        "number_of_replicas": 1,
        "refresh_interval" : "30s"
      }
    },
    "mappings" : {
      "_default_" : {
        "dynamic_templates" : [
          {
            "message_field" : {
              "path_match" : "message",
              "mapping" : {
                "norms" : false,
                "type" : "text"
              },
              "match_mapping_type" : "string"
            }
          },
          {
            "string_fields" : {
              "mapping" : {
                "norms" : false,
                "type" : "text",
                "fields" : {
                  "keyword" : {
                    "ignore_above" : 256,
                    "type" : "keyword"
                  }
                }
              },
              "match_mapping_type" : "string",
              "match" : "*"
            }
          }
        ],
        "_all" : {
          "norms" : false,
          "enabled" : true
        },
        "properties" : {
          "@timestamp" : {
            "include_in_all" : false,
            "type" : "date"
          },
          "geoip" : {
            "dynamic" : true,
            "properties" : {
              "ip" : {
                "type" : "ip"
              },
              "latitude" : {
                "type" : "half_float"
              },
              "location" : {
                "type" : "geo_point"
              },
              "longitude" : {
                "type" : "half_float"
              }
            }
          },
          "@version" : {
            "include_in_all" : false,
            "type" : "keyword"
            },
          "dest_ip" : {
            "type" : "ip"
          },
          "dest_port" : {
            "type" : "integer"
          },
          "src_ip" : {
            "type" : "ip"
          },
          "src_port" : {
            "type" : "integer"
          },
          "ip_ver" : {
            "type" : "byte"
          },
          "length" : {
            "type" : "integer"
          },
          "offset" : {
            "type" : "short"
          },
          "rule" : {
            "type" : "short"
          },
          "sub_rule" : {
            "type" : "long"
          },
          "ttl" : {
            "type" : "short"
          },
          "data_length" : {
            "type" : "integer"
          },
          "proto_id" : {
            "type" : "short"
          }
        }
      }
    },
    "aliases" : { }
  }
'