init: hgmj server initial commit

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

common/elastic/elasticInit.go

@@ -0,0 +1,39 @@
+package elastic
+
+import (
+	"errors"
+
+	"91jd-server/common/log"
+
+	"github.com/elastic/go-elasticsearch/v8"
+)
+
+var esClient *Client
+
+// Client 获取elastic客户端
+func InitElastic(opt Options) (*Client, error) {
+	if len(opt.Address) == 0 {
+		return nil, errors.New("elasticSearch  address is empty")
+	}
+	cfg := elasticsearch.Config{
+		Addresses: opt.Address,
+		Username:  opt.UserName,
+		Password:  opt.PassWord,
+	}
+	es, err := elasticsearch.NewClient(cfg)
+	if err != nil {
+		log.Error("create elasticSearch client occour error", log.E(err))
+		return nil, err
+	}
+	esClient = &Client{Client: es}
+	if err = esClient.Ping(); err != nil {
+		log.Warn("elasticSarch ping failed", log.E(err))
+		return nil, err
+	}
+	log.Info("init elasticSearch successful")
+	return esClient, nil
+}
+
+func Init() *Client {
+	return esClient
+}