Mail     bool        `json:"mail,omitempty"` // Be an MX record. Priority becomes Preference.
	TTL      uint32      `json:"ttl,omitempty"`

	// Holds info about when the entry was created first.
	CreationDate time.Time `json:"creationDate"`

	// When a SRV record with a "Host: IP-address" is added, we synthesize
	// a srv.Target domain name.  Normally we convert the full Key where

func newCoreDNSMsg(ip string, port string, ttl uint32, t time.Time) ([]byte, error) {
	return json.Marshal(&SrvRecord{
		Host:         ip,
		Port:         json.Number(port),
		TTL:          ttl,
		CreationDate: t,
	})
}

// Close closes the internal etcd client and cannot be used further
func (c *CoreDNS) Close() error {
	c.etcdClient.Close()
	return nil
}

          },
          "updatedAt" : {
            "type" : "date",
            "format" : "date_optional_time"
          }
        }
      }
    },
    "settings" : {
      "index" : {
        "creation_date" : "1509021060613",
        "number_of_shards" : "5",
        "number_of_replicas" : "1",
        "uuid" : "AMHq21z_Rw-8aumu04y_wA",
        "version" : {
          "created" : "6000051"
        },

            "type" : "keyword"
          },
          "value" : {
            "type" : "keyword"
          }
        }
      }
    },
    "settings" : {
      "index" : {
        "creation_date" : "1509021050704",
        "number_of_shards" : "5",
        "number_of_replicas" : "1",
        "uuid" : "X-fixtWRQdGqWMpUEEs_Ag",
        "version" : {
          "created" : "6000051"
        },

            "type" : "long"
          },
          "urlExpr" : {
            "type" : "keyword"
          }
        }
      }
    },
    "settings" : {
      "index" : {
        "creation_date" : "1509021050077",
        "number_of_shards" : "5",
        "number_of_replicas" : "1",
        "uuid" : "AHy84s2vSoamP32r62Jy4Q",
        "version" : {
          "created" : "6000051"
        },

            "type" : "keyword"
          },
          "updatedTime" : {
            "type" : "long"
          }
        }
      }
    },
    "settings" : {
      "index" : {
        "creation_date" : "1509021051920",
        "number_of_shards" : "5",
        "number_of_replicas" : "1",
        "uuid" : "fP473Sr-RZO2d36NkKGgKQ",
        "version" : {
          "created" : "6000051"
        },

            "type" : "keyword"
          },
          "userSessionId" : {
            "type" : "keyword"
          }
        }
      }
    },
    "settings" : {
      "index" : {
        "creation_date" : "1509021059710",
        "number_of_shards" : "5",
        "number_of_replicas" : "1",
        "uuid" : "zDxbXj7iTiOaGJKWIa5fog",
        "version" : {
          "created" : "6000051"
        },

        "dbflute" : {
          "related_query" : {
            "properties" : {
              "queries" : {
                "array" : "true"
              }
            }
          }
        },
        "creation_date" : "1509021056135",
        "number_of_shards" : "5",
        "number_of_replicas" : "1",
        "uuid" : "8lLdTVsGQCKFnbgLSkPaUA",
        "version" : {
          "created" : "6000051"
        },

        "dbflute" : {
          "access_token" : {
            "properties" : {
              "permissions" : {
                "array" : "true"
              }
            }
          }
        },
        "creation_date" : "1509021049417",
        "number_of_shards" : "5",
        "number_of_replicas" : "1",
        "uuid" : "s8tK7hldQzWbNtsfzHIZZQ",
        "version" : {
          "created" : "6000051"
        },

            "type" : "keyword"
          },
          "labelTypeId" : {
            "type" : "keyword"
          }
        }
      }
    },
    "settings" : {
      "index" : {
        "creation_date" : "1509021052498",
        "number_of_shards" : "5",
        "number_of_replicas" : "1",
        "uuid" : "z3miZa9NSdywfPRNGhrlzg",
        "version" : {
          "created" : "6000051"
        },