43 lines
1013 B
Go
43 lines
1013 B
Go
package utils_gorm
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import (
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"ai_scheduler/internal/config"
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"database/sql"
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"fmt"
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"time"
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"gorm.io/driver/mysql"
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"gorm.io/gorm"
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)
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func DBConn(c *config.DB) (*gorm.DB, func()) {
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mysqlConn, err := sql.Open(c.Driver, c.Source)
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gormDB, err := gorm.Open(
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mysql.New(mysql.Config{Conn: mysqlConn}),
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)
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gormDB.Logger = NewCustomLogger(gormDB)
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if err != nil {
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panic("failed to connect database")
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}
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sqlDB, err := gormDB.DB()
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// SetMaxIdleConns sets the maximum number of connections in the idle connection pool.
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sqlDB.SetMaxIdleConns(int(c.MaxIdle))
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// SetMaxOpenConns sets the maximum number of open connections to the database.
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sqlDB.SetMaxOpenConns(int(c.MaxLifetime))
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// SetConnMaxLifetime sets the maximum amount of time a connection may be reused.
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sqlDB.SetConnMaxLifetime(time.Hour)
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return gormDB, func() {
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if mysqlConn != nil {
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fmt.Println("关闭 physicalGoodsDB")
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if err := mysqlConn.Close(); err != nil {
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fmt.Println("关闭 physicalGoodsDB 失败：", err)
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}
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}
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}
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}
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