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fix: harden usage billing idempotency and backpressure

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This commit is contained in:
ius
2026-03-12 18:38:09 +08:00
parent 32d25f76fc
commit 6a685727d0
7 changed files with 311 additions and 21 deletions
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57
backend/internal/repository/usage_log_repo_integration_test.go
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@@ -288,6 +288,34 @@ func TestUsageLogRepositoryCreateBestEffort_BatchPathDuplicateRequestID(t *testi
}, 3*time.Second, 20*time.Millisecond)
}
func TestUsageLogRepositoryCreateBestEffort_QueueFullReturnsDropped(t *testing.T) {
ctx := context.Background()
client := testEntClient(t)
repo := newUsageLogRepositoryWithSQL(client, integrationDB)
repo.bestEffortBatchCh = make(chan usageLogBestEffortRequest, 1)
repo.bestEffortBatchCh <- usageLogBestEffortRequest{}
user := mustCreateUser(t, client, &service.User{Email: fmt.Sprintf("usage-best-effort-full-%d@example.com", time.Now().UnixNano())})
apiKey := mustCreateApiKey(t, client, &service.APIKey{UserID: user.ID, Key: "sk-usage-best-effort-full-" + uuid.NewString(), Name: "k"})
account := mustCreateAccount(t, client, &service.Account{Name: "acc-usage-best-effort-full-" + uuid.NewString()})
err := repo.CreateBestEffort(ctx, &service.UsageLog{
UserID: user.ID,
APIKeyID: apiKey.ID,
AccountID: account.ID,
RequestID: uuid.NewString(),
Model: "claude-3",
InputTokens: 10,
OutputTokens: 20,
TotalCost: 0.5,
ActualCost: 0.5,
CreatedAt: time.Now().UTC(),
})
require.Error(t, err)
require.True(t, service.IsUsageLogCreateDropped(err))
}
func TestUsageLogRepositoryCreate_BatchPathCanceledContextMarksNotPersisted(t *testing.T) {
client := testEntClient(t)
repo := newUsageLogRepositoryWithSQL(client, integrationDB)
@@ -317,6 +345,35 @@ func TestUsageLogRepositoryCreate_BatchPathCanceledContextMarksNotPersisted(t *t
require.True(t, service.IsUsageLogCreateNotPersisted(err))
}
func TestUsageLogRepositoryCreate_BatchPathQueueFullMarksNotPersisted(t *testing.T) {
ctx := context.Background()
client := testEntClient(t)
repo := newUsageLogRepositoryWithSQL(client, integrationDB)
repo.createBatchCh = make(chan usageLogCreateRequest, 1)
repo.createBatchCh <- usageLogCreateRequest{}
user := mustCreateUser(t, client, &service.User{Email: fmt.Sprintf("usage-create-full-%d@example.com", time.Now().UnixNano())})
apiKey := mustCreateApiKey(t, client, &service.APIKey{UserID: user.ID, Key: "sk-usage-create-full-" + uuid.NewString(), Name: "k"})
account := mustCreateAccount(t, client, &service.Account{Name: "acc-usage-create-full-" + uuid.NewString()})
inserted, err := repo.Create(ctx, &service.UsageLog{
UserID: user.ID,
APIKeyID: apiKey.ID,
AccountID: account.ID,
RequestID: uuid.NewString(),
Model: "claude-3",
InputTokens: 10,
OutputTokens: 20,
TotalCost: 0.5,
ActualCost: 0.5,
CreatedAt: time.Now().UTC(),
})
require.False(t, inserted)
require.Error(t, err)
require.True(t, service.IsUsageLogCreateNotPersisted(err))
}
func TestUsageLogRepositoryCreate_BatchPathCanceledAfterQueueMarksNotPersisted(t *testing.T) {
client := testEntClient(t)
repo := newUsageLogRepositoryWithSQL(client, integrationDB)