Example #1
0
// for testing
func main() {
	flag.Parse()
	log.SetFlags(log.Ltime | log.Lshortfile)
	api.Domain = *eshost
	response, _ := core.Index(true, "twitter", "tweet", "1", NewTweet("kimchy", "Search is cool"))
	indices.Flush()
	log.Printf("Index OK: %v", response.Ok)
	searchresponse, err := core.SearchRequest(true, "twitter", "tweet", "{\"query\" : {\"term\" : { \"user\" : \"kimchy\" }}}", "", 0)
	if err != nil {
		log.Println("error during search:" + err.Error())
		log.Fatal(err)
	}
	// try marshalling to tweet type
	var t Tweet
	json.Unmarshal(searchresponse.Hits.Hits[0].Source, t)
	log.Printf("Search Found: %s", t)
	response, _ = core.Get(true, "twitter", "tweet", "1")
	log.Printf("Get: %v", response.Exists)
	exists, _ := core.Exists(true, "twitter", "tweet", "1")
	log.Printf("Exists: %v", exists)
	indices.Flush()
	countResponse, _ := core.Count(true, "twitter", "tweet")
	log.Printf("Count: %v", countResponse.Count)
	response, _ = core.Delete(true, "twitter", "tweet", "1", -1, "")
	log.Printf("Delete OK: %v", response.Ok)
	response, _ = core.Get(true, "twitter", "tweet", "1")
	log.Printf("Get: %v", response.Exists)

	healthResponse, _ := cluster.Health(true)
	log.Printf("Health: %v", healthResponse.Status)

	cluster.State("transient", "discovery.zen.minimum_master_nodes", 2)

}
Example #2
0
// elasticsearchHealthCheck() determines if elasticsearch is healthy
func elasticsearchHealthCheck() error {

	start := time.Now()
	lastError := time.Now()
	minUptime := time.Second * 2
	timeout := time.Second * 30

	schemaFile := localDir("resources/controlplane.json")

	for {
		if healthResponse, err := cluster.Health(true); err == nil && (healthResponse.Status == "green" || healthResponse.Status == "yellow") {
			if buffer, err := os.Open(schemaFile); err != nil {
				glog.Fatalf("problem reading %s", err)
				return err
			} else {
				http.Post("http://localhost:9200/controlplane", "application/json", buffer)
				buffer.Close()
			}
		} else {
			lastError = time.Now()
			glog.V(2).Infof("Still trying to connect to elastic: %v: %s", err, healthResponse)
		}
		if time.Since(lastError) > minUptime {
			break
		}
		if time.Since(start) > timeout {
			return fmt.Errorf("Could not startup elastic search container.")
		}
		time.Sleep(time.Millisecond * 1000)
	}
	glog.Info("elasticsearch container started, browser at http://localhost:9200/_plugin/head/")
	return nil
}
// for testing
func main() {
	flag.Parse()
	log.SetFlags(log.Ltime | log.Lshortfile)
	api.Domain = *eshost
	core.VerboseLogging = true
	response, _ := core.Index("twitter", "tweet", "1", nil, NewTweet("kimchy", "Search is cool"))
	indices.Flush()
	log.Printf("Index OK: %v", response.Ok)
	searchresponse, err := core.SearchRequest("twitter", "tweet", nil, "{\"query\" : {\"term\" : { \"user\" : \"kimchy\" }}}")
	if err != nil {
		log.Println("error during search:" + err.Error())
		log.Fatal(err)
	}
	// try marshalling to tweet type
	var t Tweet
	bytes, err := searchresponse.Hits.Hits[0].Source.MarshalJSON()
	if err != nil {
		log.Fatalf("err calling marshalJson:%v", err)
	}
	json.Unmarshal(bytes, t)
	log.Printf("Search Found: %s", t)
	response, _ = core.Get("twitter", "tweet", "1", nil)
	log.Printf("Get: %v", response.Exists)
	exists, _ := core.Exists("twitter", "tweet", "1", nil)
	log.Printf("Exists: %v", exists)
	indices.Flush()
	countResponse, _ := core.Count("twitter", "tweet", nil)
	log.Printf("Count: %v", countResponse.Count)
	response, _ = core.Delete("twitter", "tweet", "1", map[string]interface{}{"version": -1, "routing": ""})
	log.Printf("Delete OK: %v", response.Ok)
	response, _ = core.Get("twitter", "tweet", "1", nil)
	log.Printf("Get: %v", response.Exists)

	healthResponse, _ := cluster.Health()
	log.Printf("Health: %v", healthResponse.Status)

	cluster.UpdateSettings("transient", "discovery.zen.minimum_master_nodes", 2)

}