94 lines
2.1 KiB
Go
94 lines
2.1 KiB
Go
package lxDb
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import (
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"context"
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"fmt"
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"git.listensoft.net/tool/lxutils/lxzap"
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"github.com/gin-gonic/gin"
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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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"gorm.io/gorm/schema"
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"os"
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)
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// DB2.0 数据库连接 gorm2.0
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var DBS map[string]*gorm.DB //gs 数据库
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type DbConfig struct {
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Name string
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Host string
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Port string
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User string
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Password string
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Database string
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Charset string
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}
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func GetDB(c *gin.Context, dbName ...string) *gorm.DB {
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v, _ := c.Get("X-Span-ID")
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spanId := fmt.Sprintf("%v", v)
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ctx := context.WithValue(context.Background(), "X-Span-ID", spanId)
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d := "one"
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if len(dbName) != 0 {
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d = dbName[0]
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}
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return DBS[d].WithContext(ctx)
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}
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func InitDBS(env string, conf []DbConfig) {
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DBS = map[string]*gorm.DB{}
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if len(conf) == 1 {
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conf[0].Name = "one"
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}
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for _, config := range conf {
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InitDB(env, config)
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}
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}
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func InitDB(env string, conf DbConfig) {
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if conf.Name == "" {
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DBS = nil
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fmt.Println("db name 错误")
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return
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}
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if conf.Host == "" {
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DBS = nil
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fmt.Println("未配置Db连接")
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return
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}
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if conf.Charset == "" {
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conf.Charset = "utf8mb4"
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}
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dsn := fmt.Sprintf("%s:%s@tcp(%s:%s)/%s?charset=%s&parseTime=True&loc=Local",
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conf.User, conf.Password, conf.Host, conf.Port, conf.Database, conf.Charset)
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if env == "dev" {
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db, err := gorm.Open(mysql.Open(dsn), &gorm.Config{
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Logger: logger.Default.LogMode(logger.Info),
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NamingStrategy: schema.NamingStrategy{
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SingularTable: true, // 使用单数表名，启用该选项，此时，`User` 的表名应该是 `user`
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},
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})
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if err != nil {
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fmt.Println(err.Error())
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os.Exit(-1)
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}
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DBS[conf.Name] = db
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} else {
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logger2 := lxzap.NewGormZap(zap.L())
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db, err := gorm.Open(mysql.Open(dsn), &gorm.Config{
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//Logger: logger.Default.LogMode(logger.Info),
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Logger: logger2,
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NamingStrategy: schema.NamingStrategy{
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SingularTable: true, // 使用单数表名，启用该选项，此时，`User` 的表名应该是 `user`
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},
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})
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if err != nil {
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fmt.Println(err.Error())
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os.Exit(-1)
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}
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DBS[conf.Name] = db
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}
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//db.AutoMigrate(TaskData{}, Task{}, Version{})
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}
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