golang 生成uuid

import "github.com/snluu/uuid"

func (this *AccountController) CreateSession(uid int64) {
	sig := uuid.Rand().Hex()
	maxAge := 3600 * 24 * 30
	expired := int(time.Now().Unix()) + maxAge
	models.SaveSession(uid, sig, expired)
	this.Ctx.SetCookie("sig", sig, maxAge, "/")
}