feat(ReverseEngine)：初始化工程

support/DbSupport.go

@@ -0,0 +1,28 @@
+package support
+
+import (
+	"database/sql"
+	_ "github.com/go-sql-driver/mysql"
+	"log"
+	"time"
+)
+
+type DbSupport struct{}
+
+func (dbc *DbSupport) CreateDbConnection(dbPath string, maxIdleConns int, connMaxLifeTime int) *sql.DB {
+	var db *sql.DB
+	db, _ = sql.Open("mysql", dbPath)
+
+	//设置数据库最大连接数
+	db.SetConnMaxLifetime(time.Duration(connMaxLifeTime))
+	//设置上数据库最大闲置连接数
+	db.SetMaxIdleConns(maxIdleConns)
+
+	if err := db.Ping(); err != nil {
+		panic("数据库连接失败")
+		return nil
+	}
+
+	log.Println("数据库连接成功")
+	return db
+}