mirror of
https://github.com/songquanpeng/one-api.git
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277 lines
7.9 KiB
Go
277 lines
7.9 KiB
Go
package model
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import (
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"errors"
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"fmt"
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"github.com/songquanpeng/one-api/common"
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"github.com/songquanpeng/one-api/common/config"
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"github.com/songquanpeng/one-api/common/helper"
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"github.com/songquanpeng/one-api/common/logger"
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"github.com/songquanpeng/one-api/common/message"
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"gorm.io/gorm"
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)
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const (
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TokenStatusEnabled = 1 // don't use 0, 0 is the default value!
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TokenStatusDisabled = 2 // also don't use 0
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TokenStatusExpired = 3
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TokenStatusExhausted = 4
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)
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type Token struct {
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Id int `json:"id"`
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UserId int `json:"user_id"`
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Key string `json:"key" gorm:"type:char(48);uniqueIndex"`
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Status int `json:"status" gorm:"default:1"`
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Name string `json:"name" gorm:"index" `
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CreatedTime int64 `json:"created_time" gorm:"bigint"`
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AccessedTime int64 `json:"accessed_time" gorm:"bigint"`
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ExpiredTime int64 `json:"expired_time" gorm:"bigint;default:-1"` // -1 means never expired
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RemainQuota int64 `json:"remain_quota" gorm:"bigint;default:0"`
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UnlimitedQuota bool `json:"unlimited_quota" gorm:"default:false"`
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UsedQuota int64 `json:"used_quota" gorm:"bigint;default:0"` // used quota
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Models *string `json:"models" gorm:"default:''"` // allowed models
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Subnet *string `json:"subnet" gorm:"default:''"` // allowed subnet
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}
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func GetAllUserTokens(userId int, startIdx int, num int, order string) ([]*Token, error) {
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var tokens []*Token
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var err error
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query := DB.Where("user_id = ?", userId)
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switch order {
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case "remain_quota":
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query = query.Order("unlimited_quota desc, remain_quota desc")
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case "used_quota":
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query = query.Order("used_quota desc")
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default:
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query = query.Order("id desc")
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}
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err = query.Limit(num).Offset(startIdx).Find(&tokens).Error
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return tokens, err
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}
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func SearchUserTokens(userId int, keyword string) (tokens []*Token, err error) {
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err = DB.Where("user_id = ?", userId).Where("name LIKE ?", keyword+"%").Find(&tokens).Error
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return tokens, err
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}
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func ValidateUserToken(key string) (token *Token, err error) {
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if key == "" {
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return nil, errors.New("未提供令牌")
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}
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token, err = CacheGetTokenByKey(key)
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if err != nil {
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logger.SysError("CacheGetTokenByKey failed: " + err.Error())
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if errors.Is(err, gorm.ErrRecordNotFound) {
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return nil, errors.New("无效的令牌")
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}
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return nil, errors.New("令牌验证失败")
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}
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if token.Status == TokenStatusExhausted {
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return nil, fmt.Errorf("令牌 %s（#%d）额度已用尽", token.Name, token.Id)
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} else if token.Status == TokenStatusExpired {
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return nil, errors.New("该令牌已过期")
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}
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if token.Status != TokenStatusEnabled {
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return nil, errors.New("该令牌状态不可用")
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}
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if token.ExpiredTime != -1 && token.ExpiredTime < helper.GetTimestamp() {
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if !common.RedisEnabled {
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token.Status = TokenStatusExpired
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err := token.SelectUpdate()
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if err != nil {
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logger.SysError("failed to update token status" + err.Error())
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}
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}
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return nil, errors.New("该令牌已过期")
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}
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if !token.UnlimitedQuota && token.RemainQuota <= 0 {
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if !common.RedisEnabled {
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// in this case, we can make sure the token is exhausted
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token.Status = TokenStatusExhausted
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err := token.SelectUpdate()
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if err != nil {
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logger.SysError("failed to update token status" + err.Error())
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}
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}
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return nil, errors.New("该令牌额度已用尽")
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}
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return token, nil
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}
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func GetTokenByIds(id int, userId int) (*Token, error) {
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if id == 0 || userId == 0 {
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return nil, errors.New("id 或 userId 为空！")
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}
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token := Token{Id: id, UserId: userId}
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var err error = nil
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err = DB.First(&token, "id = ? and user_id = ?", id, userId).Error
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return &token, err
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}
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func GetTokenById(id int) (*Token, error) {
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if id == 0 {
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return nil, errors.New("id 为空！")
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}
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token := Token{Id: id}
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var err error = nil
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err = DB.First(&token, "id = ?", id).Error
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return &token, err
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}
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func (token *Token) Insert() error {
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var err error
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err = DB.Create(token).Error
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return err
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}
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// Update Make sure your token's fields is completed, because this will update non-zero values
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func (token *Token) Update() error {
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var err error
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err = DB.Model(token).Select("name", "status", "expired_time", "remain_quota", "unlimited_quota", "models", "subnet").Updates(token).Error
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return err
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}
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func (token *Token) SelectUpdate() error {
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// This can update zero values
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return DB.Model(token).Select("accessed_time", "status").Updates(token).Error
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}
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func (token *Token) Delete() error {
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var err error
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err = DB.Delete(token).Error
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return err
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}
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func DeleteTokenById(id int, userId int) (err error) {
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// Why we need userId here? In case user want to delete other's token.
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if id == 0 || userId == 0 {
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return errors.New("id 或 userId 为空！")
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}
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token := Token{Id: id, UserId: userId}
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err = DB.Where(token).First(&token).Error
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if err != nil {
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return err
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}
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return token.Delete()
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}
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func IncreaseTokenQuota(id int, quota int64) (err error) {
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if quota < 0 {
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return errors.New("quota 不能为负数！")
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}
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if config.BatchUpdateEnabled {
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addNewRecord(BatchUpdateTypeTokenQuota, id, quota)
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return nil
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}
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return increaseTokenQuota(id, quota)
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}
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func increaseTokenQuota(id int, quota int64) (err error) {
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err = DB.Model(&Token{}).Where("id = ?", id).Updates(
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map[string]interface{}{
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"remain_quota": gorm.Expr("remain_quota + ?", quota),
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"used_quota": gorm.Expr("used_quota - ?", quota),
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"accessed_time": helper.GetTimestamp(),
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},
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).Error
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return err
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}
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func DecreaseTokenQuota(id int, quota int64) (err error) {
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if quota < 0 {
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return errors.New("quota 不能为负数！")
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}
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if config.BatchUpdateEnabled {
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addNewRecord(BatchUpdateTypeTokenQuota, id, -quota)
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return nil
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}
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return decreaseTokenQuota(id, quota)
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}
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func decreaseTokenQuota(id int, quota int64) (err error) {
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err = DB.Model(&Token{}).Where("id = ?", id).Updates(
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map[string]interface{}{
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"remain_quota": gorm.Expr("remain_quota - ?", quota),
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"used_quota": gorm.Expr("used_quota + ?", quota),
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"accessed_time": helper.GetTimestamp(),
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},
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).Error
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return err
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}
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func PreConsumeTokenQuota(tokenId int, quota int64) (err error) {
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if quota < 0 {
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return errors.New("quota 不能为负数！")
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}
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token, err := GetTokenById(tokenId)
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if err != nil {
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return err
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}
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if !token.UnlimitedQuota && token.RemainQuota < quota {
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return errors.New("令牌额度不足")
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}
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userQuota, err := GetUserQuota(token.UserId)
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if err != nil {
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return err
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}
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if userQuota < quota {
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return errors.New("用户额度不足")
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}
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quotaTooLow := userQuota >= config.QuotaRemindThreshold && userQuota-quota < config.QuotaRemindThreshold
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noMoreQuota := userQuota-quota <= 0
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if quotaTooLow || noMoreQuota {
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go func() {
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email, err := GetUserEmail(token.UserId)
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if err != nil {
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logger.SysError("failed to fetch user email: " + err.Error())
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}
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prompt := "您的额度即将用尽"
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if noMoreQuota {
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prompt = "您的额度已用尽"
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}
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if email != "" {
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topUpLink := fmt.Sprintf("%s/topup", config.ServerAddress)
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err = message.SendEmail(prompt, email,
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fmt.Sprintf("%s，当前剩余额度为 %d，为了不影响您的使用，请及时充值。<br/>充值链接：<a href='%s'>%s</a>", prompt, userQuota, topUpLink, topUpLink))
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if err != nil {
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logger.SysError("failed to send email" + err.Error())
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}
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}
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}()
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}
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if !token.UnlimitedQuota {
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err = DecreaseTokenQuota(tokenId, quota)
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if err != nil {
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return err
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}
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}
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err = DecreaseUserQuota(token.UserId, quota)
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return err
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}
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func PostConsumeTokenQuota(tokenId int, quota int64) (err error) {
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token, err := GetTokenById(tokenId)
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if quota > 0 {
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err = DecreaseUserQuota(token.UserId, quota)
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} else {
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err = IncreaseUserQuota(token.UserId, -quota)
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}
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if err != nil {
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return err
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}
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if !token.UnlimitedQuota {
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if quota > 0 {
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err = DecreaseTokenQuota(tokenId, quota)
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} else {
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err = IncreaseTokenQuota(tokenId, -quota)
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}
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if err != nil {
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return err
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}
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}
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return nil
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}
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