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89 lines
2.6 KiB
89 lines
2.6 KiB
package initialize
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import (
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"gin-vue-admin/global"
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"gin-vue-admin/model"
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"go.uber.org/zap"
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"gorm.io/driver/mysql"
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"gorm.io/gorm"
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"gorm.io/gorm/logger"
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"os"
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)
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// Gorm 初始化数据库并产生数据库全局变量
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func Gorm() *gorm.DB {
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switch global.GVA_CONFIG.System.DbType {
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case "mysql":
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return GormMysql()
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default:
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return GormMysql()
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}
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}
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// MysqlTables 注册数据库表专用
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func MysqlTables(db *gorm.DB) {
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err := db.AutoMigrate(
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model.SysUser{},
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model.SysAuthority{},
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model.SysApi{},
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model.SysBaseMenu{},
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model.SysBaseMenuParameter{},
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model.JwtBlacklist{},
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model.SysDictionary{},
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model.SysDictionaryDetail{},
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model.ExaFileUploadAndDownload{},
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model.ExaFile{},
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model.ExaFileChunk{},
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model.ExaSimpleUploader{},
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model.ExaCustomer{},
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model.SysOperationRecord{},
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model.WorkflowProcess{},
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model.WorkflowNode{},
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model.WorkflowEdge{},
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model.WorkflowPoint{},
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)
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if err != nil {
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global.GVA_LOG.Error("register table failed", zap.Any("err", err))
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os.Exit(0)
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}
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global.GVA_LOG.Info("register table success")
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}
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// GormMysql 初始化Mysql数据库
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func GormMysql() *gorm.DB {
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m := global.GVA_CONFIG.Mysql
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dsn := m.Username + ":" + m.Password + "@tcp(" + m.Path + ")/" + m.Dbname + "?" + m.Config
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mysqlConfig := mysql.Config{
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DSN: dsn, // DSN data source name
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DefaultStringSize: 191, // string 类型字段的默认长度
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DisableDatetimePrecision: true, // 禁用 datetime 精度，MySQL 5.6 之前的数据库不支持
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DontSupportRenameIndex: true, // 重命名索引时采用删除并新建的方式，MySQL 5.7 之前的数据库和 MariaDB 不支持重命名索引
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DontSupportRenameColumn: true, // 用 `change` 重命名列，MySQL 8 之前的数据库和 MariaDB 不支持重命名列
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SkipInitializeWithVersion: false, // 根据版本自动配置
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}
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if db, err := gorm.Open(mysql.New(mysqlConfig), gormConfig(m.LogMode)); err != nil {
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global.GVA_LOG.Error("MySQL启动异常", zap.Any("err", err))
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os.Exit(0)
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return nil
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} else {
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sqlDB, _ := db.DB()
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sqlDB.SetMaxIdleConns(m.MaxIdleConns)
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sqlDB.SetMaxOpenConns(m.MaxOpenConns)
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return db
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}
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}
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// gormConfig 根据配置决定是否开启日志
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func gormConfig(mod bool) *gorm.Config {
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if mod {
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return &gorm.Config{
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Logger: logger.Default.LogMode(logger.Info),
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DisableForeignKeyConstraintWhenMigrating: true,
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}
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} else {
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return &gorm.Config{
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Logger: logger.Default.LogMode(logger.Silent),
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DisableForeignKeyConstraintWhenMigrating: true,
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}
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}
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}
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