// 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)
}
// 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)
}