{
    "type": "OS::Glance::Image",
    "query": {
        "bool" : {
            "must" : [
                { "term" : { "status" : "active" } },
                { "term" : { "visibility" : "public" } }
            ],
            "must_not" : [
                { "range" : { "min_ram" : { "gt" : 4096 } } },
                { "terms" : { "disk_format" : ["aki", "ari"] } }
            ],
            "should" : [
                { "match" : { "name" : "cirros" } },
                { "match" : { "tag" : "cirros" } }
            ],
            "minimum_should_match" : 1
        }
    },
    "highlight": {
       "fields": {
          "*":{}
       }
   }
}
