// SaveDataIntoES save metrics and events to ES by using ES client
func SaveDataIntoES(esClient *elastic.Client, indexName string, typeName string, sinkData interface{}) error {
if indexName == "" || typeName == "" || sinkData == nil {
return nil
}
// Use the IndexExists service to check if a specified index exists.
exists, err := esClient.IndexExists(indexName).Do()
if err != nil {
return err
}
if !exists {
// Create a new index.
createIndex, err := esClient.CreateIndex(indexName).Do()
if err != nil {
return err
}
if !createIndex.Acknowledged {
return fmt.Errorf("failed to create Index in ES cluster: %s", err)
}
}
indexID := uuid.NewUUID()
_, err = esClient.Index().
Index(indexName).
Type(typeName).
Id(string(indexID)).
BodyJson(sinkData).
Do()
if err != nil {
return err
}
return nil
}
func create_index(client *elastic.Client, index string) error {
_, err := client.CreateIndex(index).Do()
return err
}