func esClient() (*es.Client, error) {
urls := strings.Split(*esURL, ",")
options := []es.ClientOptionFunc{
es.SetURL(urls...),
es.SetSniff(false),
}
if *esUser != "" {
options = append(options, es.SetBasicAuth(*esUser, *esPass))
}
if *esDebug {
l := logger{}
options = append(options,
es.SetErrorLog(l),
es.SetInfoLog(l),
es.SetTraceLog(l),
)
}
client, err := es.NewClient(options...)
if err != nil {
return nil, err
}
exists, err := client.IndexExists(*esIndex).Do()
if err != nil {
return nil, err
}
if !exists {
resp, err := client.CreateIndex(*esIndex).Body(mapping).Do()
if err != nil {
return nil, err
}
if !resp.Acknowledged {
return nil, errors.New("index creation was not acknowledged")
}
logrus.Info("index created")
}
return client, nil
}
func initElastic(www string) (*elastic.Client, error) {
username, password, host := parseBonsaiURL(www)
log.Infof("Initializing ES: %v.", host)
client, err := elastic.NewClient(elastic.SetURL(host), elastic.SetMaxRetries(10), elastic.SetBasicAuth(username, password), elastic.SetSniff(false))
if err != nil {
log.Fatalf("Error while connecting to ElasticSearch: %s", err)
return nil, err
}
log.Info("Initializing Indices.")
err = initIndices(client)
if err != nil {
log.Fatalf("Error while creating ElasticSearch Indices: %s", err)
return nil, err
}
return client, err
}
