fix: 补齐旧账号的 OpenAI 限流补偿

backend/internal/service/account_usage_service.go

@@ -359,6 +359,7 @@ func (s *AccountUsageService) getOpenAIUsage(ctx context.Context, account *Accou
 	if account == nil {
 		return usage, nil
 	}
+	syncOpenAICodexRateLimitFromExtra(ctx, s.accountRepo, account, now)
 
 	if progress := buildCodexUsageProgressFromExtra(account.Extra, "5h", now); progress != nil {
 		usage.FiveHour = progress

backend/internal/service/admin_service.go

@@ -1349,6 +1349,10 @@ func (s *adminServiceImpl) ListAccounts(ctx context.Context, page, pageSize int,
 	if err != nil {
 		return nil, 0, err
 	}
+	now := time.Now()
+	for i := range accounts {
+		syncOpenAICodexRateLimitFromExtra(ctx, s.accountRepo, &accounts[i], now)
+	}
 	return accounts, result.Total, nil
 }
 

backend/internal/service/openai_gateway_service.go

@@ -1447,10 +1447,20 @@ func (s *OpenAIGatewayService) resolveFreshSchedulableOpenAIAccount(ctx context.
 }
 
 func (s *OpenAIGatewayService) getSchedulableAccount(ctx context.Context, accountID int64) (*Account, error) {
+	var (
+		account *Account
+		err     error
+	)
 	if s.schedulerSnapshot != nil {
-		return s.schedulerSnapshot.GetAccount(ctx, accountID)
+		account, err = s.schedulerSnapshot.GetAccount(ctx, accountID)
+	} else {
+		account, err = s.accountRepo.GetByID(ctx, accountID)
+	}
+	if err != nil || account == nil {
+		return account, err
 	}
-	return s.accountRepo.GetByID(ctx, accountID)
+	syncOpenAICodexRateLimitFromExtra(ctx, s.accountRepo, account, time.Now())
+	return account, nil
 }
 
 func (s *OpenAIGatewayService) schedulingConfig() config.GatewaySchedulingConfig {
@@ -3923,6 +3933,45 @@ func codexRateLimitResetAtFromSnapshot(snapshot *OpenAICodexUsageSnapshot, fallb
 	return nil
 }
 
+func codexRateLimitResetAtFromExtra(extra map[string]any, now time.Time) *time.Time {
+	if len(extra) == 0 {
+		return nil
+	}
+	if progress := buildCodexUsageProgressFromExtra(extra, "7d", now); progress != nil && codexUsagePercentExhausted(&progress.Utilization) && progress.ResetsAt != nil && now.Before(*progress.ResetsAt) {
+		resetAt := progress.ResetsAt.UTC()
+		return &resetAt
+	}
+	if progress := buildCodexUsageProgressFromExtra(extra, "5h", now); progress != nil && codexUsagePercentExhausted(&progress.Utilization) && progress.ResetsAt != nil && now.Before(*progress.ResetsAt) {
+		resetAt := progress.ResetsAt.UTC()
+		return &resetAt
+	}
+	return nil
+}
+
+func applyOpenAICodexRateLimitFromExtra(account *Account, now time.Time) (*time.Time, bool) {
+	if account == nil || !account.IsOpenAI() {
+		return nil, false
+	}
+	resetAt := codexRateLimitResetAtFromExtra(account.Extra, now)
+	if resetAt == nil {
+		return nil, false
+	}
+	if account.RateLimitResetAt != nil && now.Before(*account.RateLimitResetAt) && !account.RateLimitResetAt.Before(*resetAt) {
+		return account.RateLimitResetAt, false
+	}
+	account.RateLimitResetAt = resetAt
+	return resetAt, true
+}
+
+func syncOpenAICodexRateLimitFromExtra(ctx context.Context, repo AccountRepository, account *Account, now time.Time) *time.Time {
+	resetAt, changed := applyOpenAICodexRateLimitFromExtra(account, now)
+	if !changed || resetAt == nil || repo == nil || account == nil || account.ID <= 0 {
+		return resetAt
+	}
+	_ = repo.SetRateLimited(ctx, account.ID, *resetAt)
+	return resetAt
+}
+
 // updateCodexUsageSnapshot saves the Codex usage snapshot to account's Extra field
 func (s *OpenAIGatewayService) updateCodexUsageSnapshot(ctx context.Context, accountID int64, snapshot *OpenAICodexUsageSnapshot) {
 	if snapshot == nil {

backend/internal/service/openai_ws_ratelimit_signal_test.go

@@ -10,6 +10,7 @@ import (
 	"testing"
 	"time"
 
+	"github.com/Wei-Shaw/sub2api/internal/pkg/pagination"
 	coderws "github.com/coder/websocket"
 	"github.com/gin-gonic/gin"
 	"github.com/gorilla/websocket"
@@ -28,6 +29,11 @@ type openAICodexSnapshotAsyncRepo struct {
 	rateLimitCh   chan time.Time
 }
 
+type openAICodexExtraListRepo struct {
+	stubOpenAIAccountRepo
+	rateLimitCh chan time.Time
+}
+
 func (r *openAIWSRateLimitSignalRepo) SetRateLimited(_ context.Context, _ int64, resetAt time.Time) error {
 	r.rateLimitCalls = append(r.rateLimitCalls, resetAt)
 	return nil
@@ -60,6 +66,22 @@ func (r *openAICodexSnapshotAsyncRepo) UpdateExtra(_ context.Context, _ int64, u
 	return nil
 }
 
+func (r *openAICodexExtraListRepo) SetRateLimited(_ context.Context, _ int64, resetAt time.Time) error {
+	if r.rateLimitCh != nil {
+		r.rateLimitCh <- resetAt
+	}
+	return nil
+}
+
+func (r *openAICodexExtraListRepo) ListWithFilters(_ context.Context, params pagination.PaginationParams, platform, accountType, status, search string, groupID int64) ([]Account, *pagination.PaginationResult, error) {
+	_ = platform
+	_ = accountType
+	_ = status
+	_ = search
+	_ = groupID
+	return r.accounts, &pagination.PaginationResult{Total: int64(len(r.accounts)), Page: params.Page, PageSize: params.PageSize}, nil
+}
+
 func TestOpenAIGatewayService_Forward_WSv2ErrorEventUsageLimitPersistsRateLimit(t *testing.T) {
 	gin.SetMode(gin.TestMode)
 
@@ -386,6 +408,69 @@ func TestOpenAIGatewayService_UpdateCodexUsageSnapshot_NonExhaustedSnapshotDoesN
 func ptrFloat64WS(v float64) *float64 { return &v }
 func ptrIntWS(v int) *int             { return &v }
 
+func TestOpenAIGatewayService_GetSchedulableAccount_ExhaustedCodexExtraSetsRateLimit(t *testing.T) {
+	resetAt := time.Now().Add(6 * 24 * time.Hour)
+	account := Account{
+		ID:          701,
+		Platform:    PlatformOpenAI,
+		Type:        AccountTypeOAuth,
+		Status:      StatusActive,
+		Schedulable: true,
+		Concurrency: 1,
+		Extra: map[string]any{
+			"codex_7d_used_percent": 100.0,
+			"codex_7d_reset_at":     resetAt.UTC().Format(time.RFC3339),
+		},
+	}
+	repo := &openAICodexExtraListRepo{stubOpenAIAccountRepo: stubOpenAIAccountRepo{accounts: []Account{account}}, rateLimitCh: make(chan time.Time, 1)}
+	svc := &OpenAIGatewayService{accountRepo: repo}
+
+	fresh, err := svc.getSchedulableAccount(context.Background(), account.ID)
+	require.NoError(t, err)
+	require.NotNil(t, fresh)
+	require.NotNil(t, fresh.RateLimitResetAt)
+	require.WithinDuration(t, resetAt.UTC(), *fresh.RateLimitResetAt, time.Second)
+	select {
+	case persisted := <-repo.rateLimitCh:
+		require.WithinDuration(t, resetAt.UTC(), persisted, time.Second)
+	case <-time.After(2 * time.Second):
+		t.Fatal("等待旧快照补写限流状态超时")
+	}
+}
+
+func TestAdminService_ListAccounts_ExhaustedCodexExtraReturnsRateLimitedAccount(t *testing.T) {
+	resetAt := time.Now().Add(4 * 24 * time.Hour)
+	repo := &openAICodexExtraListRepo{
+		stubOpenAIAccountRepo: stubOpenAIAccountRepo{accounts: []Account{{
+			ID:          702,
+			Platform:    PlatformOpenAI,
+			Type:        AccountTypeOAuth,
+			Status:      StatusActive,
+			Schedulable: true,
+			Concurrency: 1,
+			Extra: map[string]any{
+				"codex_7d_used_percent": 100.0,
+				"codex_7d_reset_at":     resetAt.UTC().Format(time.RFC3339),
+			},
+		}}},
+		rateLimitCh: make(chan time.Time, 1),
+	}
+	svc := &adminServiceImpl{accountRepo: repo}
+
+	accounts, total, err := svc.ListAccounts(context.Background(), 1, 20, PlatformOpenAI, AccountTypeOAuth, "", "", 0)
+	require.NoError(t, err)
+	require.Equal(t, int64(1), total)
+	require.Len(t, accounts, 1)
+	require.NotNil(t, accounts[0].RateLimitResetAt)
+	require.WithinDuration(t, resetAt.UTC(), *accounts[0].RateLimitResetAt, time.Second)
+	select {
+	case persisted := <-repo.rateLimitCh:
+		require.WithinDuration(t, resetAt.UTC(), persisted, time.Second)
+	case <-time.After(2 * time.Second):
+		t.Fatal("等待列表补写限流状态超时")
+	}
+}
+
 func TestOpenAIWSErrorHTTPStatusFromRaw_UsageLimitReachedIs429(t *testing.T) {
 	require.Equal(t, http.StatusTooManyRequests, openAIWSErrorHTTPStatusFromRaw("", "usage_limit_reached"))
 	require.Equal(t, http.StatusTooManyRequests, openAIWSErrorHTTPStatusFromRaw("rate_limit_exceeded", ""))