geo_example.sh

# Delete all pins
curl -X DELETE "http://localhost:9200/pins"
echo
curl -XPUT 'http://localhost:9200/pins'
echo
# Create proper mapping
curl -XPUT 'http://localhost:9200/pins/pin/_mapping' -d '
{
    "pin" : {
        "properties" : {
            "location" : {
                "type" : "geo_point"
            }
        }
    }
}'
echo
# Inserting a pin
curl -X POST "http://localhost:9200/pins/pin/1" -d '{
    "pin" : {
        "location" : {
            "lat" : 40.12,
            "lon" : -71.34
        },
        "tag" : ["food", "family"],
        "text" : "my favorite family restaurant"
    }
}'
echo
curl -XPOST 'http://localhost:9200/pins/_refresh'
echo
curl -X GET "http://localhost:9200/pins/pin/_search?pretty=true" -d '{
    "query" : {
        "match_all" : {}
    },
    "fields": ["pin.location"],
    "sort" : [
        {
            "_geo_distance" : {
                "pin.location" : [-70, 40],
                "order" : "asc",
                "unit" : "km"
            }
        }
    ]
}'

output

{"ok":true,"acknowledged":true}
{"ok":true,"acknowledged":true}
{"ok":true,"acknowledged":true}
{"ok":true,"_index":"pins","_type":"pin","_id":"1","_version":1}
{"ok":true,"_shards":{"total":10,"successful":5,"failed":0}}
{
  "took" : 1,
  "timed_out" : false,
  "_shards" : {
    "total" : 5,
    "successful" : 5,
    "failed" : 0
  },
  "hits" : {
    "total" : 1,
    "max_score" : null,
    "hits" : [ {
      "_index" : "pins",
      "_type" : "pin",
      "_id" : "1",
      "_score" : null,
      "fields" : {
        "pin.location" : {
          "lon" : -71.34,
          "lat" : 40.12
        }
      },
      "sort" : [ 114.81801790248922 ]
    } ]
  }
}