62 lines
1.1 KiB
Go
62 lines
1.1 KiB
Go
package global
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import (
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"fmt"
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"time"
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log "github.com/sirupsen/logrus"
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"github.com/smbrave/goutil"
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"gorm.io/driver/mysql"
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"gorm.io/gorm"
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)
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var (
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db *gorm.DB = nil
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)
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func GetDB() *gorm.DB {
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return db
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}
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func InitDB() {
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cfg := GetConfig()
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if cfg.Mysql.Host == "" {
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return
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}
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dsn := fmt.Sprintf("%s:%s@tcp(%s:%d)/%s", cfg.Mysql.User,
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cfg.Mysql.Pass, cfg.Mysql.Host, cfg.Mysql.Port, cfg.Mysql.Db)
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var err error
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db, err = gorm.Open(mysql.Open(dsn), &gorm.Config{})
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if err != nil {
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log.Errorf("open dsn[%s] error[%s]", dsn, err)
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panic(err)
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}
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//全都设置了才会启用连接池配置
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if cfg.Mysql.MaxIdle > 0 && cfg.Mysql.MaxOpen > 0 && cfg.Mysql.MaxLifeTime > 0 {
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dbSql, err := db.DB()
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if err != nil {
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log.Errorf("get db error[%s]", err)
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}
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dbSql.SetMaxOpenConns(cfg.Mysql.MaxOpen)
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dbSql.SetMaxIdleConns(cfg.Mysql.MaxIdle)
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dbSql.SetConnMaxLifetime(time.Minute * time.Duration(cfg.Mysql.MaxLifeTime))
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}
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db.Logger = &goutil.GORMLogger{Threshold: int64(cfg.Mysql.Threshold)}
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}
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func DBPing() error {
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d, err := db.DB()
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if err != nil {
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return err
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}
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if err := d.Ping(); err != nil {
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return err
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}
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return nil
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}
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