web 服务框架

init/orm/orm.go

@@ -0,0 +1,43 @@
+package orm
+
+import (
+	"fmt"
+	"log/slog"
+	"platform/init/env"
+	"platform/init/logs"
+
+	"gorm.io/gorm"
+	"gorm.io/gorm/schema"
+)
+import "gorm.io/driver/postgres"
+
+var DB *gorm.DB
+
+func Init() {
+	logger := logs.Default
+
+	dsn := fmt.Sprintf(
+		"host=%s user=%s password=%s dbname=%s port=%s sslmode=disable TimeZone=Asia/Shanghai",
+		env.DbName, env.DbUserName, env.DbPassword, env.DbName, env.DbPort,
+	)
+
+	open, err := gorm.Open(postgres.Open(dsn), &gorm.Config{
+		NamingStrategy: schema.NamingStrategy{
+			SingularTable: true,
+		},
+	})
+	if err != nil {
+		logger.Error("gorm 打开数据库失败", slog.Any("err", err))
+		panic(err)
+	}
+
+	sql, err := open.DB()
+	if err != nil {
+		logger.Error("gorm open db error: ", slog.Any("err", err))
+		panic(err)
+	}
+	sql.SetMaxIdleConns(10)
+	sql.SetMaxOpenConns(100)
+
+	DB = open
+}