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feat(scheduler): 引入调度快照缓存与 outbox 回放

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- 调度热路径优先读 Redis 快照，保留分组排序语义
- outbox 回放 + 全量重建纠偏，失败重试不推进水位
- 自动 Atlas 基线对齐并同步调度配置示例
This commit is contained in:
yangjianbo
2026-01-12 14:19:06 +08:00
parent b76cc583fb
commit 3141aa5144
20 changed files with 1785 additions and 83 deletions
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29
backend/internal/service/openai_gateway_service.go
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@@ -85,6 +85,7 @@ type OpenAIGatewayService struct {
userSubRepo UserSubscriptionRepository
cache GatewayCache
cfg *config.Config
schedulerSnapshot *SchedulerSnapshotService
concurrencyService *ConcurrencyService
billingService *BillingService
rateLimitService *RateLimitService
@@ -101,6 +102,7 @@ func NewOpenAIGatewayService(
userSubRepo UserSubscriptionRepository,
cache GatewayCache,
cfg *config.Config,
schedulerSnapshot *SchedulerSnapshotService,
concurrencyService *ConcurrencyService,
billingService *BillingService,
rateLimitService *RateLimitService,
@@ -115,6 +117,7 @@ func NewOpenAIGatewayService(
userSubRepo: userSubRepo,
cache: cache,
cfg: cfg,
schedulerSnapshot: schedulerSnapshot,
concurrencyService: concurrencyService,
billingService: billingService,
rateLimitService: rateLimitService,
@@ -159,7 +162,7 @@ func (s *OpenAIGatewayService) SelectAccountForModelWithExclusions(ctx context.C
accountID, err := s.cache.GetSessionAccountID(ctx, derefGroupID(groupID), "openai:"+sessionHash)
if err == nil && accountID > 0 {
if _, excluded := excludedIDs[accountID]; !excluded {
account, err := s.accountRepo.GetByID(ctx, accountID)
account, err := s.getSchedulableAccount(ctx, accountID)
if err == nil && account.IsSchedulable() && account.IsOpenAI() && (requestedModel == "" || account.IsModelSupported(requestedModel)) {
// Refresh sticky session TTL
_ = s.cache.RefreshSessionTTL(ctx, derefGroupID(groupID), "openai:"+sessionHash, openaiStickySessionTTL)
@@ -170,16 +173,7 @@ func (s *OpenAIGatewayService) SelectAccountForModelWithExclusions(ctx context.C
}
// 2. Get schedulable OpenAI accounts
var accounts []Account
var err error
// 简易模式：忽略分组限制，查询所有可用账号
if s.cfg.RunMode == config.RunModeSimple {
accounts, err = s.accountRepo.ListSchedulableByPlatform(ctx, PlatformOpenAI)
} else if groupID != nil {
accounts, err = s.accountRepo.ListSchedulableByGroupIDAndPlatform(ctx, *groupID, PlatformOpenAI)
} else {
accounts, err = s.accountRepo.ListSchedulableByPlatform(ctx, PlatformOpenAI)
}
accounts, err := s.listSchedulableAccounts(ctx, groupID)
if err != nil {
return nil, fmt.Errorf("query accounts failed: %w", err)
}
@@ -301,7 +295,7 @@ func (s *OpenAIGatewayService) SelectAccountWithLoadAwareness(ctx context.Contex
if sessionHash != "" {
accountID, err := s.cache.GetSessionAccountID(ctx, derefGroupID(groupID), "openai:"+sessionHash)
if err == nil && accountID > 0 && !isExcluded(accountID) {
account, err := s.accountRepo.GetByID(ctx, accountID)
account, err := s.getSchedulableAccount(ctx, accountID)
if err == nil && account.IsSchedulable() && account.IsOpenAI() &&
(requestedModel == "" || account.IsModelSupported(requestedModel)) {
result, err := s.tryAcquireAccountSlot(ctx, accountID, account.Concurrency)
@@ -446,6 +440,10 @@ func (s *OpenAIGatewayService) SelectAccountWithLoadAwareness(ctx context.Contex
}
func (s *OpenAIGatewayService) listSchedulableAccounts(ctx context.Context, groupID *int64) ([]Account, error) {
if s.schedulerSnapshot != nil {
accounts, _, err := s.schedulerSnapshot.ListSchedulableAccounts(ctx, groupID, PlatformOpenAI, false)
return accounts, err
}
var accounts []Account
var err error
if s.cfg != nil && s.cfg.RunMode == config.RunModeSimple {
@@ -468,6 +466,13 @@ func (s *OpenAIGatewayService) tryAcquireAccountSlot(ctx context.Context, accoun
return s.concurrencyService.AcquireAccountSlot(ctx, accountID, maxConcurrency)
}
func (s *OpenAIGatewayService) getSchedulableAccount(ctx context.Context, accountID int64) (*Account, error) {
if s.schedulerSnapshot != nil {
return s.schedulerSnapshot.GetAccount(ctx, accountID)
}
return s.accountRepo.GetByID(ctx, accountID)
}
func (s *OpenAIGatewayService) schedulingConfig() config.GatewaySchedulingConfig {
if s.cfg != nil {
return s.cfg.Gateway.Scheduling