Files
sub2api/backend/internal/service/token_refresher.go
yangjianbo 618a614cbf feat(Sora): 完成Sora网关接入与媒体能力
新增 Sora 网关路由、账号调度与同步服务\n补充媒体代理与签名 URL、模型列表动态拉取\n完善计费配置、前端支持与相关测试
2026-01-31 20:22:22 +08:00

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package service
import (
"context"
"log"
"strconv"
"time"
)
// TokenRefresher 定义平台特定的token刷新策略接口
// 通过此接口可以扩展支持不同平台Anthropic/OpenAI/Gemini
type TokenRefresher interface {
// CanRefresh 检查此刷新器是否能处理指定账号
CanRefresh(account *Account) bool
// NeedsRefresh 检查账号的token是否需要刷新
NeedsRefresh(account *Account, refreshWindow time.Duration) bool
// Refresh 执行token刷新返回更新后的credentials
// 注意返回的map应该保留原有credentials中的所有字段只更新token相关字段
Refresh(ctx context.Context, account *Account) (map[string]any, error)
}
// ClaudeTokenRefresher 处理Anthropic/Claude OAuth token刷新
type ClaudeTokenRefresher struct {
oauthService *OAuthService
}
// NewClaudeTokenRefresher 创建Claude token刷新器
func NewClaudeTokenRefresher(oauthService *OAuthService) *ClaudeTokenRefresher {
return &ClaudeTokenRefresher{
oauthService: oauthService,
}
}
// CanRefresh 检查是否能处理此账号
// 只处理 anthropic 平台的 oauth 类型账号
// setup-token 虽然也是OAuth但有效期1年不需要频繁刷新
func (r *ClaudeTokenRefresher) CanRefresh(account *Account) bool {
return account.Platform == PlatformAnthropic &&
account.Type == AccountTypeOAuth
}
// NeedsRefresh 检查token是否需要刷新
// 基于 expires_at 字段判断是否在刷新窗口内
func (r *ClaudeTokenRefresher) NeedsRefresh(account *Account, refreshWindow time.Duration) bool {
expiresAt := account.GetCredentialAsTime("expires_at")
if expiresAt == nil {
return false
}
return time.Until(*expiresAt) < refreshWindow
}
// Refresh 执行token刷新
// 保留原有credentials中的所有字段只更新token相关字段
func (r *ClaudeTokenRefresher) Refresh(ctx context.Context, account *Account) (map[string]any, error) {
tokenInfo, err := r.oauthService.RefreshAccountToken(ctx, account)
if err != nil {
return nil, err
}
// 保留现有credentials中的所有字段
newCredentials := make(map[string]any)
for k, v := range account.Credentials {
newCredentials[k] = v
}
// 只更新token相关字段
// 注意expires_at 和 expires_in 必须存为字符串,因为 GetCredential 只返回 string 类型
newCredentials["access_token"] = tokenInfo.AccessToken
newCredentials["token_type"] = tokenInfo.TokenType
newCredentials["expires_in"] = strconv.FormatInt(tokenInfo.ExpiresIn, 10)
newCredentials["expires_at"] = strconv.FormatInt(tokenInfo.ExpiresAt, 10)
if tokenInfo.RefreshToken != "" {
newCredentials["refresh_token"] = tokenInfo.RefreshToken
}
if tokenInfo.Scope != "" {
newCredentials["scope"] = tokenInfo.Scope
}
return newCredentials, nil
}
// OpenAITokenRefresher 处理 OpenAI OAuth token刷新
type OpenAITokenRefresher struct {
openaiOAuthService *OpenAIOAuthService
accountRepo AccountRepository
soraAccountRepo SoraAccountRepository // Sora 扩展表仓储,用于双表同步
soraSyncService *Sora2APISyncService // Sora2API 同步服务
}
// NewOpenAITokenRefresher 创建 OpenAI token刷新器
func NewOpenAITokenRefresher(openaiOAuthService *OpenAIOAuthService, accountRepo AccountRepository) *OpenAITokenRefresher {
return &OpenAITokenRefresher{
openaiOAuthService: openaiOAuthService,
accountRepo: accountRepo,
}
}
// SetSoraAccountRepo 设置 Sora 账号扩展表仓储
// 用于在 Token 刷新时同步更新 sora_accounts 表
// 如果未设置syncLinkedSoraAccounts 只会更新 accounts.credentials
func (r *OpenAITokenRefresher) SetSoraAccountRepo(repo SoraAccountRepository) {
r.soraAccountRepo = repo
}
// SetSoraSyncService 设置 Sora2API 同步服务
func (r *OpenAITokenRefresher) SetSoraSyncService(svc *Sora2APISyncService) {
r.soraSyncService = svc
}
// CanRefresh 检查是否能处理此账号
// 只处理 openai 平台的 oauth 类型账号
func (r *OpenAITokenRefresher) CanRefresh(account *Account) bool {
return (account.Platform == PlatformOpenAI || account.Platform == PlatformSora) &&
account.Type == AccountTypeOAuth
}
// NeedsRefresh 检查token是否需要刷新
// 基于 expires_at 字段判断是否在刷新窗口内
func (r *OpenAITokenRefresher) NeedsRefresh(account *Account, refreshWindow time.Duration) bool {
expiresAt := account.GetCredentialAsTime("expires_at")
if expiresAt == nil {
return false
}
return time.Until(*expiresAt) < refreshWindow
}
// Refresh 执行token刷新
// 保留原有credentials中的所有字段只更新token相关字段
// 刷新成功后,异步同步关联的 Sora 账号
func (r *OpenAITokenRefresher) Refresh(ctx context.Context, account *Account) (map[string]any, error) {
tokenInfo, err := r.openaiOAuthService.RefreshAccountToken(ctx, account)
if err != nil {
return nil, err
}
// 使用服务提供的方法构建新凭证,并保留原有字段
newCredentials := r.openaiOAuthService.BuildAccountCredentials(tokenInfo)
// 保留原有credentials中非token相关字段
for k, v := range account.Credentials {
if _, exists := newCredentials[k]; !exists {
newCredentials[k] = v
}
}
// 异步同步关联的 Sora 账号(不阻塞主流程)
if r.accountRepo != nil {
go r.syncLinkedSoraAccounts(context.Background(), account.ID, newCredentials)
}
// 如果是 Sora 平台账号,同步到 sora2api不阻塞主流程
if account.Platform == PlatformSora && r.soraSyncService != nil {
syncAccount := *account
syncAccount.Credentials = newCredentials
go func() {
if err := r.soraSyncService.SyncAccount(context.Background(), &syncAccount); err != nil {
log.Printf("[TokenSync] 同步 Sora2API 失败: account_id=%d err=%v", syncAccount.ID, err)
}
}()
}
return newCredentials, nil
}
// syncLinkedSoraAccounts 同步关联的 Sora 账号的 token双表同步
// 该方法异步执行,失败只记录日志,不影响主流程
//
// 同步策略:
// 1. 更新 accounts.credentials主表
// 2. 更新 sora_accounts 扩展表(如果 soraAccountRepo 已设置)
//
// 超时控制30 秒,防止数据库阻塞导致 goroutine 泄漏
func (r *OpenAITokenRefresher) syncLinkedSoraAccounts(ctx context.Context, openaiAccountID int64, newCredentials map[string]any) {
// 添加超时控制,防止 goroutine 泄漏
ctx, cancel := context.WithTimeout(ctx, 30*time.Second)
defer cancel()
// 1. 查找所有关联的 Sora 账号(限定 platform='sora'
soraAccounts, err := r.accountRepo.FindByExtraField(ctx, "linked_openai_account_id", openaiAccountID)
if err != nil {
log.Printf("[TokenSync] 查找关联 Sora 账号失败: openai_account_id=%d err=%v", openaiAccountID, err)
return
}
if len(soraAccounts) == 0 {
// 没有关联的 Sora 账号,直接返回
return
}
// 2. 同步更新每个 Sora 账号的双表数据
for _, soraAccount := range soraAccounts {
// 2.1 更新 accounts.credentials主表
soraAccount.Credentials["access_token"] = newCredentials["access_token"]
soraAccount.Credentials["refresh_token"] = newCredentials["refresh_token"]
if expiresAt, ok := newCredentials["expires_at"]; ok {
soraAccount.Credentials["expires_at"] = expiresAt
}
if err := r.accountRepo.Update(ctx, &soraAccount); err != nil {
log.Printf("[TokenSync] 更新 Sora accounts 表失败: sora_account_id=%d openai_account_id=%d err=%v",
soraAccount.ID, openaiAccountID, err)
continue
}
// 2.2 更新 sora_accounts 扩展表(如果仓储已设置)
if r.soraAccountRepo != nil {
soraUpdates := map[string]any{
"access_token": newCredentials["access_token"],
"refresh_token": newCredentials["refresh_token"],
}
if err := r.soraAccountRepo.Upsert(ctx, soraAccount.ID, soraUpdates); err != nil {
log.Printf("[TokenSync] 更新 sora_accounts 表失败: account_id=%d openai_account_id=%d err=%v",
soraAccount.ID, openaiAccountID, err)
// 继续处理其他账号,不中断
}
}
// 2.3 同步到 sora2api如果配置
if r.soraSyncService != nil {
if err := r.soraSyncService.SyncAccount(ctx, &soraAccount); err != nil {
log.Printf("[TokenSync] 同步 sora2api 失败: account_id=%d err=%v", soraAccount.ID, err)
}
}
log.Printf("[TokenSync] 成功同步 Sora 账号 token: sora_account_id=%d openai_account_id=%d dual_table=%v",
soraAccount.ID, openaiAccountID, r.soraAccountRepo != nil)
}
}