42 lines
1.3 KiB
Go
42 lines
1.3 KiB
Go
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package main
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import (
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"gorm.io/driver/mysql"
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"gorm.io/gorm"
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)
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func main() {
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// 尝试用 root 用户连接，但指定 IP
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dsn := "root:881116142@tcp(127.0.0.1:3306)/mysql?charset=utf8mb4&parseTime=True&loc=Local&multiStatements=true"
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db, err := gorm.Open(mysql.Open(dsn), &gorm.Config{})
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if err != nil {
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// 尝试其他方式
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dsn2 := "root:881116142@tcp(localhost:3306)/mysql?charset=utf8mb4&parseTime=True&loc=Local&multiStatements=true"
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db, err = gorm.Open(mysql.Open(dsn2), &gorm.Config{})
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if err != nil {
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println("无法连接，请通过其他方式在 MySQL 服务器上执行:")
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println("CREATE USER IF NOT EXISTS 'root'@'%' IDENTIFIED BY '881116142';")
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println("GRANT ALL PRIVILEGES ON *.* TO 'root'@'%' WITH GRANT OPTION;")
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println("FLUSH PRIVILEGES;")
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panic("连接失败: " + err.Error())
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}
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}
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// 创建新用户
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sqls := []string{
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"CREATE USER IF NOT EXISTS 'admin'@'%' IDENTIFIED BY 'admin123'",
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"GRANT ALL PRIVILEGES ON *.* TO 'admin'@'%' WITH GRANT OPTION",
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"FLUSH PRIVILEGES",
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}
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for _, sql := range sqls {
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if err := db.Exec(sql).Error; err != nil {
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println("执行: " + sql + " - 错误: " + err.Error())
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} else {
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println("执行成功: " + sql)
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}
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}
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println("创建了新用户 admin，可以用这个连接 Navicat")
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}
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