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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
Download Patch File Download Diff File Expand all files Collapse all files

7
backend/cmd/server/wire.go
View File

@@ -67,6 +67,7 @@ func provideCleanup(
opsAlertEvaluator *service.OpsAlertEvaluatorService,
opsCleanup *service.OpsCleanupService,
opsScheduledReport *service.OpsScheduledReportService,
schedulerSnapshot *service.SchedulerSnapshotService,
tokenRefresh *service.TokenRefreshService,
accountExpiry *service.AccountExpiryService,
pricing *service.PricingService,
@@ -116,6 +117,12 @@ func provideCleanup(
}
return nil
}},
{"SchedulerSnapshotService", func() error {
if schedulerSnapshot != nil {
schedulerSnapshot.Stop()
}
return nil
}},
{"TokenRefreshService", func() error {
tokenRefresh.Stop()
return nil

18
backend/cmd/server/wire_gen.go
View File

@@ -111,6 +111,9 @@ func initializeApplication(buildInfo handler.BuildInfo) (*Application, error) {
accountTestService := service.NewAccountTestService(accountRepository, geminiTokenProvider, antigravityGatewayService, httpUpstream, configConfig)
concurrencyCache := repository.ProvideConcurrencyCache(redisClient, configConfig)
concurrencyService := service.ProvideConcurrencyService(concurrencyCache, accountRepository, configConfig)
schedulerCache := repository.NewSchedulerCache(redisClient)
schedulerOutboxRepository := repository.NewSchedulerOutboxRepository(db)
schedulerSnapshotService := service.ProvideSchedulerSnapshotService(schedulerCache, schedulerOutboxRepository, accountRepository, groupRepository, configConfig)
crsSyncService := service.NewCRSSyncService(accountRepository, proxyRepository, oAuthService, openAIOAuthService, geminiOAuthService, configConfig)
accountHandler := admin.NewAccountHandler(adminService, oAuthService, openAIOAuthService, geminiOAuthService, antigravityOAuthService, rateLimitService, accountUsageService, accountTestService, concurrencyService, crsSyncService)
oAuthHandler := admin.NewOAuthHandler(oAuthService)
@@ -130,9 +133,9 @@ func initializeApplication(buildInfo handler.BuildInfo) (*Application, error) {
identityCache := repository.NewIdentityCache(redisClient)
identityService := service.NewIdentityService(identityCache)
deferredService := service.ProvideDeferredService(accountRepository, timingWheelService)
gatewayService := service.NewGatewayService(accountRepository, groupRepository, usageLogRepository, userRepository, userSubscriptionRepository, gatewayCache, configConfig, concurrencyService, billingService, rateLimitService, billingCacheService, identityService, httpUpstream, deferredService)
openAIGatewayService := service.NewOpenAIGatewayService(accountRepository, usageLogRepository, userRepository, userSubscriptionRepository, gatewayCache, configConfig, concurrencyService, billingService, rateLimitService, billingCacheService, httpUpstream, deferredService)
geminiMessagesCompatService := service.NewGeminiMessagesCompatService(accountRepository, groupRepository, gatewayCache, geminiTokenProvider, rateLimitService, httpUpstream, antigravityGatewayService, configConfig)
gatewayService := service.NewGatewayService(accountRepository, groupRepository, usageLogRepository, userRepository, userSubscriptionRepository, gatewayCache, configConfig, schedulerSnapshotService, concurrencyService, billingService, rateLimitService, billingCacheService, identityService, httpUpstream, deferredService)
openAIGatewayService := service.NewOpenAIGatewayService(accountRepository, usageLogRepository, userRepository, userSubscriptionRepository, gatewayCache, configConfig, schedulerSnapshotService, concurrencyService, billingService, rateLimitService, billingCacheService, httpUpstream, deferredService)
geminiMessagesCompatService := service.NewGeminiMessagesCompatService(accountRepository, groupRepository, gatewayCache, schedulerSnapshotService, geminiTokenProvider, rateLimitService, httpUpstream, antigravityGatewayService, configConfig)
opsService := service.NewOpsService(opsRepository, settingRepository, configConfig, accountRepository, concurrencyService, gatewayService, openAIGatewayService, geminiMessagesCompatService, antigravityGatewayService)
settingHandler := admin.NewSettingHandler(settingService, emailService, turnstileService, opsService)
opsHandler := admin.NewOpsHandler(opsService)
@@ -164,7 +167,7 @@ func initializeApplication(buildInfo handler.BuildInfo) (*Application, error) {
opsScheduledReportService := service.ProvideOpsScheduledReportService(opsService, userService, emailService, redisClient, configConfig)
tokenRefreshService := service.ProvideTokenRefreshService(accountRepository, oAuthService, openAIOAuthService, geminiOAuthService, antigravityOAuthService, configConfig)
accountExpiryService := service.ProvideAccountExpiryService(accountRepository)
v := provideCleanup(client, redisClient, opsMetricsCollector, opsAggregationService, opsAlertEvaluatorService, opsCleanupService, opsScheduledReportService, tokenRefreshService, accountExpiryService, pricingService, emailQueueService, billingCacheService, oAuthService, openAIOAuthService, geminiOAuthService, antigravityOAuthService)
v := provideCleanup(client, redisClient, opsMetricsCollector, opsAggregationService, opsAlertEvaluatorService, opsCleanupService, opsScheduledReportService, schedulerSnapshotService, tokenRefreshService, accountExpiryService, pricingService, emailQueueService, billingCacheService, oAuthService, openAIOAuthService, geminiOAuthService, antigravityOAuthService)
application := &Application{
Server: httpServer,
Cleanup: v,
@@ -194,6 +197,7 @@ func provideCleanup(
opsAlertEvaluator *service.OpsAlertEvaluatorService,
opsCleanup *service.OpsCleanupService,
opsScheduledReport *service.OpsScheduledReportService,
schedulerSnapshot *service.SchedulerSnapshotService,
tokenRefresh *service.TokenRefreshService,
accountExpiry *service.AccountExpiryService,
pricing *service.PricingService,
@@ -242,6 +246,12 @@ func provideCleanup(
}
return nil
}},
{"SchedulerSnapshotService", func() error {
if schedulerSnapshot != nil {
schedulerSnapshot.Stop()
}
return nil
}},
{"TokenRefreshService", func() error {
tokenRefresh.Stop()
return nil

61
backend/internal/config/config.go
View File

@@ -270,6 +270,29 @@ type GatewaySchedulingConfig struct {
// 过期槽位清理周期（0 表示禁用）
SlotCleanupInterval time.Duration `mapstructure:"slot_cleanup_interval"`
// 受控回源配置
DbFallbackEnabled bool `mapstructure:"db_fallback_enabled"`
// 受控回源超时（秒），0 表示不额外收紧超时
DbFallbackTimeoutSeconds int `mapstructure:"db_fallback_timeout_seconds"`
// 受控回源限流（实例级 QPS），0 表示不限制
DbFallbackMaxQPS int `mapstructure:"db_fallback_max_qps"`
// Outbox 轮询与滞后阈值配置
// Outbox 轮询周期（秒）
OutboxPollIntervalSeconds int `mapstructure:"outbox_poll_interval_seconds"`
// Outbox 滞后告警阈值（秒）
OutboxLagWarnSeconds int `mapstructure:"outbox_lag_warn_seconds"`
// Outbox 触发强制重建阈值（秒）
OutboxLagRebuildSeconds int `mapstructure:"outbox_lag_rebuild_seconds"`
// Outbox 连续滞后触发次数
OutboxLagRebuildFailures int `mapstructure:"outbox_lag_rebuild_failures"`
// Outbox 积压触发重建阈值（行数）
OutboxBacklogRebuildRows int `mapstructure:"outbox_backlog_rebuild_rows"`
// 全量重建周期配置
// 全量重建周期（秒），0 表示禁用
FullRebuildIntervalSeconds int `mapstructure:"full_rebuild_interval_seconds"`
}
func (s *ServerConfig) Address() string {
@@ -749,6 +772,15 @@ func setDefaults() {
viper.SetDefault("gateway.scheduling.fallback_max_waiting", 100)
viper.SetDefault("gateway.scheduling.load_batch_enabled", true)
viper.SetDefault("gateway.scheduling.slot_cleanup_interval", 30*time.Second)
viper.SetDefault("gateway.scheduling.db_fallback_enabled", true)
viper.SetDefault("gateway.scheduling.db_fallback_timeout_seconds", 0)
viper.SetDefault("gateway.scheduling.db_fallback_max_qps", 0)
viper.SetDefault("gateway.scheduling.outbox_poll_interval_seconds", 1)
viper.SetDefault("gateway.scheduling.outbox_lag_warn_seconds", 5)
viper.SetDefault("gateway.scheduling.outbox_lag_rebuild_seconds", 10)
viper.SetDefault("gateway.scheduling.outbox_lag_rebuild_failures", 3)
viper.SetDefault("gateway.scheduling.outbox_backlog_rebuild_rows", 10000)
viper.SetDefault("gateway.scheduling.full_rebuild_interval_seconds", 300)
viper.SetDefault("concurrency.ping_interval", 10)
// TokenRefresh
@@ -1021,6 +1053,35 @@ func (c *Config) Validate() error {
if c.Gateway.Scheduling.SlotCleanupInterval < 0 {
return fmt.Errorf("gateway.scheduling.slot_cleanup_interval must be non-negative")
}
if c.Gateway.Scheduling.DbFallbackTimeoutSeconds < 0 {
return fmt.Errorf("gateway.scheduling.db_fallback_timeout_seconds must be non-negative")
}
if c.Gateway.Scheduling.DbFallbackMaxQPS < 0 {
return fmt.Errorf("gateway.scheduling.db_fallback_max_qps must be non-negative")
}
if c.Gateway.Scheduling.OutboxPollIntervalSeconds <= 0 {
return fmt.Errorf("gateway.scheduling.outbox_poll_interval_seconds must be positive")
}
if c.Gateway.Scheduling.OutboxLagWarnSeconds < 0 {
return fmt.Errorf("gateway.scheduling.outbox_lag_warn_seconds must be non-negative")
}
if c.Gateway.Scheduling.OutboxLagRebuildSeconds < 0 {
return fmt.Errorf("gateway.scheduling.outbox_lag_rebuild_seconds must be non-negative")
}
if c.Gateway.Scheduling.OutboxLagRebuildFailures <= 0 {
return fmt.Errorf("gateway.scheduling.outbox_lag_rebuild_failures must be positive")
}
if c.Gateway.Scheduling.OutboxBacklogRebuildRows < 0 {
return fmt.Errorf("gateway.scheduling.outbox_backlog_rebuild_rows must be non-negative")
}
if c.Gateway.Scheduling.FullRebuildIntervalSeconds < 0 {
return fmt.Errorf("gateway.scheduling.full_rebuild_interval_seconds must be non-negative")
}
if c.Gateway.Scheduling.OutboxLagWarnSeconds > 0 &&
c.Gateway.Scheduling.OutboxLagRebuildSeconds > 0 &&
c.Gateway.Scheduling.OutboxLagRebuildSeconds < c.Gateway.Scheduling.OutboxLagWarnSeconds {
return fmt.Errorf("gateway.scheduling.outbox_lag_rebuild_seconds must be >= outbox_lag_warn_seconds")
}
if c.Ops.MetricsCollectorCache.TTL < 0 {
return fmt.Errorf("ops.metrics_collector_cache.ttl must be non-negative")
}

198
backend/internal/repository/account_repo.go
View File

@@ -15,6 +15,7 @@ import (
"database/sql"
"encoding/json"
"errors"
"log"
"strconv"
"time"
@@ -115,6 +116,9 @@ func (r *accountRepository) Create(ctx context.Context, account *service.Account
account.ID = created.ID
account.CreatedAt = created.CreatedAt
account.UpdatedAt = created.UpdatedAt
if err := enqueueSchedulerOutbox(ctx, r.sql, service.SchedulerOutboxEventAccountChanged, &account.ID, nil, buildSchedulerGroupPayload(account.GroupIDs)); err != nil {
log.Printf("[SchedulerOutbox] enqueue account create failed: account=%d err=%v", account.ID, err)
}
return nil
}
@@ -341,10 +345,17 @@ func (r *accountRepository) Update(ctx context.Context, account *service.Account
return translatePersistenceError(err, service.ErrAccountNotFound, nil)
}
account.UpdatedAt = updated.UpdatedAt
if err := enqueueSchedulerOutbox(ctx, r.sql, service.SchedulerOutboxEventAccountChanged, &account.ID, nil, buildSchedulerGroupPayload(account.GroupIDs)); err != nil {
log.Printf("[SchedulerOutbox] enqueue account update failed: account=%d err=%v", account.ID, err)
}
return nil
}
func (r *accountRepository) Delete(ctx context.Context, id int64) error {
groupIDs, err := r.loadAccountGroupIDs(ctx, id)
if err != nil {
return err
}
// 使用事务保证账号与关联分组的删除原子性
tx, err := r.client.Tx(ctx)
if err != nil && !errors.Is(err, dbent.ErrTxStarted) {
@@ -368,7 +379,12 @@ func (r *accountRepository) Delete(ctx context.Context, id int64) error {
}
if tx != nil {
return tx.Commit()
if err := tx.Commit(); err != nil {
return err
}
}
if err := enqueueSchedulerOutbox(ctx, r.sql, service.SchedulerOutboxEventAccountChanged, &id, nil, buildSchedulerGroupPayload(groupIDs)); err != nil {
log.Printf("[SchedulerOutbox] enqueue account delete failed: account=%d err=%v", id, err)
}
return nil
}
@@ -455,7 +471,18 @@ func (r *accountRepository) UpdateLastUsed(ctx context.Context, id int64) error
Where(dbaccount.IDEQ(id)).
SetLastUsedAt(now).
Save(ctx)
return err
if err != nil {
return err
}
payload := map[string]any{
"last_used": map[string]int64{
strconv.FormatInt(id, 10): now.Unix(),
},
}
if err := enqueueSchedulerOutbox(ctx, r.sql, service.SchedulerOutboxEventAccountLastUsed, &id, nil, payload); err != nil {
log.Printf("[SchedulerOutbox] enqueue last used failed: account=%d err=%v", id, err)
}
return nil
}
func (r *accountRepository) BatchUpdateLastUsed(ctx context.Context, updates map[int64]time.Time) error {
@@ -479,7 +506,18 @@ func (r *accountRepository) BatchUpdateLastUsed(ctx context.Context, updates map
args = append(args, pq.Array(ids))
_, err := r.sql.ExecContext(ctx, caseSQL, args...)
return err
if err != nil {
return err
}
lastUsedPayload := make(map[string]int64, len(updates))
for id, ts := range updates {
lastUsedPayload[strconv.FormatInt(id, 10)] = ts.Unix()
}
payload := map[string]any{"last_used": lastUsedPayload}
if err := enqueueSchedulerOutbox(ctx, r.sql, service.SchedulerOutboxEventAccountLastUsed, nil, nil, payload); err != nil {
log.Printf("[SchedulerOutbox] enqueue batch last used failed: err=%v", err)
}
return nil
}
func (r *accountRepository) SetError(ctx context.Context, id int64, errorMsg string) error {
@@ -488,7 +526,13 @@ func (r *accountRepository) SetError(ctx context.Context, id int64, errorMsg str
SetStatus(service.StatusError).
SetErrorMessage(errorMsg).
Save(ctx)
return err
if err != nil {
return err
}
if err := enqueueSchedulerOutbox(ctx, r.sql, service.SchedulerOutboxEventAccountChanged, &id, nil, nil); err != nil {
log.Printf("[SchedulerOutbox] enqueue set error failed: account=%d err=%v", id, err)
}
return nil
}
func (r *accountRepository) AddToGroup(ctx context.Context, accountID, groupID int64, priority int) error {
@@ -497,7 +541,14 @@ func (r *accountRepository) AddToGroup(ctx context.Context, accountID, groupID i
SetGroupID(groupID).
SetPriority(priority).
Save(ctx)
return err
if err != nil {
return err
}
payload := buildSchedulerGroupPayload([]int64{groupID})
if err := enqueueSchedulerOutbox(ctx, r.sql, service.SchedulerOutboxEventAccountGroupsChanged, &accountID, nil, payload); err != nil {
log.Printf("[SchedulerOutbox] enqueue add to group failed: account=%d group=%d err=%v", accountID, groupID, err)
}
return nil
}
func (r *accountRepository) RemoveFromGroup(ctx context.Context, accountID, groupID int64) error {
@@ -507,7 +558,14 @@ func (r *accountRepository) RemoveFromGroup(ctx context.Context, accountID, grou
dbaccountgroup.GroupIDEQ(groupID),
).
Exec(ctx)
return err
if err != nil {
return err
}
payload := buildSchedulerGroupPayload([]int64{groupID})
if err := enqueueSchedulerOutbox(ctx, r.sql, service.SchedulerOutboxEventAccountGroupsChanged, &accountID, nil, payload); err != nil {
log.Printf("[SchedulerOutbox] enqueue remove from group failed: account=%d group=%d err=%v", accountID, groupID, err)
}
return nil
}
func (r *accountRepository) GetGroups(ctx context.Context, accountID int64) ([]service.Group, error) {
@@ -528,6 +586,10 @@ func (r *accountRepository) GetGroups(ctx context.Context, accountID int64) ([]s
}
func (r *accountRepository) BindGroups(ctx context.Context, accountID int64, groupIDs []int64) error {
existingGroupIDs, err := r.loadAccountGroupIDs(ctx, accountID)
if err != nil {
return err
}
// 使用事务保证删除旧绑定与创建新绑定的原子性
tx, err := r.client.Tx(ctx)
if err != nil && !errors.Is(err, dbent.ErrTxStarted) {
@@ -568,7 +630,13 @@ func (r *accountRepository) BindGroups(ctx context.Context, accountID int64, gro
}
if tx != nil {
return tx.Commit()
if err := tx.Commit(); err != nil {
return err
}
}
payload := buildSchedulerGroupPayload(mergeGroupIDs(existingGroupIDs, groupIDs))
if err := enqueueSchedulerOutbox(ctx, r.sql, service.SchedulerOutboxEventAccountGroupsChanged, &accountID, nil, payload); err != nil {
log.Printf("[SchedulerOutbox] enqueue bind groups failed: account=%d err=%v", accountID, err)
}
return nil
}
@@ -672,7 +740,13 @@ func (r *accountRepository) SetRateLimited(ctx context.Context, id int64, resetA
SetRateLimitedAt(now).
SetRateLimitResetAt(resetAt).
Save(ctx)
return err
if err != nil {
return err
}
if err := enqueueSchedulerOutbox(ctx, r.sql, service.SchedulerOutboxEventAccountChanged, &id, nil, nil); err != nil {
log.Printf("[SchedulerOutbox] enqueue rate limit failed: account=%d err=%v", id, err)
}
return nil
}
func (r *accountRepository) SetAntigravityQuotaScopeLimit(ctx context.Context, id int64, scope service.AntigravityQuotaScope, resetAt time.Time) error {
@@ -706,6 +780,9 @@ func (r *accountRepository) SetAntigravityQuotaScopeLimit(ctx context.Context, i
if affected == 0 {
return service.ErrAccountNotFound
}
if err := enqueueSchedulerOutbox(ctx, r.sql, service.SchedulerOutboxEventAccountChanged, &id, nil, nil); err != nil {
log.Printf("[SchedulerOutbox] enqueue quota scope failed: account=%d err=%v", id, err)
}
return nil
}
@@ -714,7 +791,13 @@ func (r *accountRepository) SetOverloaded(ctx context.Context, id int64, until t
Where(dbaccount.IDEQ(id)).
SetOverloadUntil(until).
Save(ctx)
return err
if err != nil {
return err
}
if err := enqueueSchedulerOutbox(ctx, r.sql, service.SchedulerOutboxEventAccountChanged, &id, nil, nil); err != nil {
log.Printf("[SchedulerOutbox] enqueue overload failed: account=%d err=%v", id, err)
}
return nil
}
func (r *accountRepository) SetTempUnschedulable(ctx context.Context, id int64, until time.Time, reason string) error {
@@ -727,7 +810,13 @@ func (r *accountRepository) SetTempUnschedulable(ctx context.Context, id int64,
AND deleted_at IS NULL
AND (temp_unschedulable_until IS NULL OR temp_unschedulable_until < $1)
`, until, reason, id)
return err
if err != nil {
return err
}
if err := enqueueSchedulerOutbox(ctx, r.sql, service.SchedulerOutboxEventAccountChanged, &id, nil, nil); err != nil {
log.Printf("[SchedulerOutbox] enqueue temp unschedulable failed: account=%d err=%v", id, err)
}
return nil
}
func (r *accountRepository) ClearTempUnschedulable(ctx context.Context, id int64) error {
@@ -739,7 +828,13 @@ func (r *accountRepository) ClearTempUnschedulable(ctx context.Context, id int64
WHERE id = $1
AND deleted_at IS NULL
`, id)
return err
if err != nil {
return err
}
if err := enqueueSchedulerOutbox(ctx, r.sql, service.SchedulerOutboxEventAccountChanged, &id, nil, nil); err != nil {
log.Printf("[SchedulerOutbox] enqueue clear temp unschedulable failed: account=%d err=%v", id, err)
}
return nil
}
func (r *accountRepository) ClearRateLimit(ctx context.Context, id int64) error {
@@ -749,7 +844,13 @@ func (r *accountRepository) ClearRateLimit(ctx context.Context, id int64) error
ClearRateLimitResetAt().
ClearOverloadUntil().
Save(ctx)
return err
if err != nil {
return err
}
if err := enqueueSchedulerOutbox(ctx, r.sql, service.SchedulerOutboxEventAccountChanged, &id, nil, nil); err != nil {
log.Printf("[SchedulerOutbox] enqueue clear rate limit failed: account=%d err=%v", id, err)
}
return nil
}
func (r *accountRepository) ClearAntigravityQuotaScopes(ctx context.Context, id int64) error {
@@ -770,6 +871,9 @@ func (r *accountRepository) ClearAntigravityQuotaScopes(ctx context.Context, id
if affected == 0 {
return service.ErrAccountNotFound
}
if err := enqueueSchedulerOutbox(ctx, r.sql, service.SchedulerOutboxEventAccountChanged, &id, nil, nil); err != nil {
log.Printf("[SchedulerOutbox] enqueue clear quota scopes failed: account=%d err=%v", id, err)
}
return nil
}
@@ -792,7 +896,13 @@ func (r *accountRepository) SetSchedulable(ctx context.Context, id int64, schedu
Where(dbaccount.IDEQ(id)).
SetSchedulable(schedulable).
Save(ctx)
return err
if err != nil {
return err
}
if err := enqueueSchedulerOutbox(ctx, r.sql, service.SchedulerOutboxEventAccountChanged, &id, nil, nil); err != nil {
log.Printf("[SchedulerOutbox] enqueue schedulable change failed: account=%d err=%v", id, err)
}
return nil
}
func (r *accountRepository) AutoPauseExpiredAccounts(ctx context.Context, now time.Time) (int64, error) {
@@ -813,6 +923,11 @@ func (r *accountRepository) AutoPauseExpiredAccounts(ctx context.Context, now ti
if err != nil {
return 0, err
}
if rows > 0 {
if err := enqueueSchedulerOutbox(ctx, r.sql, service.SchedulerOutboxEventFullRebuild, nil, nil, nil); err != nil {
log.Printf("[SchedulerOutbox] enqueue auto pause rebuild failed: err=%v", err)
}
}
return rows, nil
}
@@ -844,6 +959,9 @@ func (r *accountRepository) UpdateExtra(ctx context.Context, id int64, updates m
if affected == 0 {
return service.ErrAccountNotFound
}
if err := enqueueSchedulerOutbox(ctx, r.sql, service.SchedulerOutboxEventAccountChanged, &id, nil, nil); err != nil {
log.Printf("[SchedulerOutbox] enqueue extra update failed: account=%d err=%v", id, err)
}
return nil
}
@@ -928,6 +1046,12 @@ func (r *accountRepository) BulkUpdate(ctx context.Context, ids []int64, updates
if err != nil {
return 0, err
}
if rows > 0 {
payload := map[string]any{"account_ids": ids}
if err := enqueueSchedulerOutbox(ctx, r.sql, service.SchedulerOutboxEventAccountBulkChanged, nil, nil, payload); err != nil {
log.Printf("[SchedulerOutbox] enqueue bulk update failed: err=%v", err)
}
}
return rows, nil
}
@@ -1170,6 +1294,54 @@ func (r *accountRepository) loadAccountGroups(ctx context.Context, accountIDs []
return groupsByAccount, groupIDsByAccount, accountGroupsByAccount, nil
}
func (r *accountRepository) loadAccountGroupIDs(ctx context.Context, accountID int64) ([]int64, error) {
entries, err := r.client.AccountGroup.
Query().
Where(dbaccountgroup.AccountIDEQ(accountID)).
All(ctx)
if err != nil {
return nil, err
}
ids := make([]int64, 0, len(entries))
for _, entry := range entries {
ids = append(ids, entry.GroupID)
}
return ids, nil
}
func mergeGroupIDs(a []int64, b []int64) []int64 {
seen := make(map[int64]struct{}, len(a)+len(b))
out := make([]int64, 0, len(a)+len(b))
for _, id := range a {
if id <= 0 {
continue
}
if _, ok := seen[id]; ok {
continue
}
seen[id] = struct{}{}
out = append(out, id)
}
for _, id := range b {
if id <= 0 {
continue
}
if _, ok := seen[id]; ok {
continue
}
seen[id] = struct{}{}
out = append(out, id)
}
return out
}
func buildSchedulerGroupPayload(groupIDs []int64) map[string]any {
if len(groupIDs) == 0 {
return nil
}
return map[string]any{"group_ids": groupIDs}
}
func accountEntityToService(m *dbent.Account) *service.Account {
if m == nil {
return nil

21
backend/internal/repository/group_repo.go
View File

@@ -4,6 +4,7 @@ import (
"context"
"database/sql"
"errors"
"log"
dbent "github.com/Wei-Shaw/sub2api/ent"
"github.com/Wei-Shaw/sub2api/ent/apikey"
@@ -55,6 +56,9 @@ func (r *groupRepository) Create(ctx context.Context, groupIn *service.Group) er
groupIn.ID = created.ID
groupIn.CreatedAt = created.CreatedAt
groupIn.UpdatedAt = created.UpdatedAt
if err := enqueueSchedulerOutbox(ctx, r.sql, service.SchedulerOutboxEventGroupChanged, nil, &groupIn.ID, nil); err != nil {
log.Printf("[SchedulerOutbox] enqueue group create failed: group=%d err=%v", groupIn.ID, err)
}
}
return translatePersistenceError(err, nil, service.ErrGroupExists)
}
@@ -111,12 +115,21 @@ func (r *groupRepository) Update(ctx context.Context, groupIn *service.Group) er
return translatePersistenceError(err, service.ErrGroupNotFound, service.ErrGroupExists)
}
groupIn.UpdatedAt = updated.UpdatedAt
if err := enqueueSchedulerOutbox(ctx, r.sql, service.SchedulerOutboxEventGroupChanged, nil, &groupIn.ID, nil); err != nil {
log.Printf("[SchedulerOutbox] enqueue group update failed: group=%d err=%v", groupIn.ID, err)
}
return nil
}
func (r *groupRepository) Delete(ctx context.Context, id int64) error {
_, err := r.client.Group.Delete().Where(group.IDEQ(id)).Exec(ctx)
return translatePersistenceError(err, service.ErrGroupNotFound, nil)
if err != nil {
return translatePersistenceError(err, service.ErrGroupNotFound, nil)
}
if err := enqueueSchedulerOutbox(ctx, r.sql, service.SchedulerOutboxEventGroupChanged, nil, &id, nil); err != nil {
log.Printf("[SchedulerOutbox] enqueue group delete failed: group=%d err=%v", id, err)
}
return nil
}
func (r *groupRepository) List(ctx context.Context, params pagination.PaginationParams) ([]service.Group, *pagination.PaginationResult, error) {
@@ -246,6 +259,9 @@ func (r *groupRepository) DeleteAccountGroupsByGroupID(ctx context.Context, grou
return 0, err
}
affected, _ := res.RowsAffected()
if err := enqueueSchedulerOutbox(ctx, r.sql, service.SchedulerOutboxEventGroupChanged, nil, &groupID, nil); err != nil {
log.Printf("[SchedulerOutbox] enqueue group account clear failed: group=%d err=%v", groupID, err)
}
return affected, nil
}
@@ -353,6 +369,9 @@ func (r *groupRepository) DeleteCascade(ctx context.Context, id int64) ([]int64,
return nil, err
}
}
if err := enqueueSchedulerOutbox(ctx, r.sql, service.SchedulerOutboxEventGroupChanged, nil, &id, nil); err != nil {
log.Printf("[SchedulerOutbox] enqueue group cascade delete failed: group=%d err=%v", id, err)
}
return affectedUserIDs, nil
}

96
backend/internal/repository/migrations_runner.go
View File

@@ -28,6 +28,23 @@ CREATE TABLE IF NOT EXISTS schema_migrations (
);
`
const atlasSchemaRevisionsTableDDL = `
CREATE TABLE IF NOT EXISTS atlas_schema_revisions (
version TEXT PRIMARY KEY,
description TEXT NOT NULL,
type INTEGER NOT NULL,
applied INTEGER NOT NULL DEFAULT 0,
total INTEGER NOT NULL DEFAULT 0,
executed_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
execution_time BIGINT NOT NULL DEFAULT 0,
error TEXT NULL,
error_stmt TEXT NULL,
hash TEXT NOT NULL DEFAULT '',
partial_hashes TEXT[] NULL,
operator_version TEXT NULL
);
`
// migrationsAdvisoryLockID 是用于序列化迁移操作的 PostgreSQL Advisory Lock ID。
// 在多实例部署场景下，该锁确保同一时间只有一个实例执行迁移。
// 任何稳定的 int64 值都可以，只要不与同一数据库中的其他锁冲突即可。
@@ -94,6 +111,11 @@ func applyMigrationsFS(ctx context.Context, db *sql.DB, fsys fs.FS) error {
return fmt.Errorf("create schema_migrations: %w", err)
}
// 自动对齐 Atlas 基线（如果检测到 legacy schema_migrations 且缺失 atlas_schema_revisions）。
if err := ensureAtlasBaselineAligned(ctx, db, fsys); err != nil {
return err
}
// 获取所有 .sql 迁移文件并按文件名排序。
// 命名规范：使用零填充数字前缀（如 001_init.sql, 002_add_users.sql）。
files, err := fs.Glob(fsys, "*.sql")
@@ -172,6 +194,80 @@ func applyMigrationsFS(ctx context.Context, db *sql.DB, fsys fs.FS) error {
return nil
}
func ensureAtlasBaselineAligned(ctx context.Context, db *sql.DB, fsys fs.FS) error {
hasLegacy, err := tableExists(ctx, db, "schema_migrations")
if err != nil {
return fmt.Errorf("check schema_migrations: %w", err)
}
if !hasLegacy {
return nil
}
hasAtlas, err := tableExists(ctx, db, "atlas_schema_revisions")
if err != nil {
return fmt.Errorf("check atlas_schema_revisions: %w", err)
}
if !hasAtlas {
if _, err := db.ExecContext(ctx, atlasSchemaRevisionsTableDDL); err != nil {
return fmt.Errorf("create atlas_schema_revisions: %w", err)
}
}
var count int
if err := db.QueryRowContext(ctx, "SELECT COUNT(*) FROM atlas_schema_revisions").Scan(&count); err != nil {
return fmt.Errorf("count atlas_schema_revisions: %w", err)
}
if count > 0 {
return nil
}
version, description, hash, err := latestMigrationBaseline(fsys)
if err != nil {
return fmt.Errorf("atlas baseline version: %w", err)
}
if _, err := db.ExecContext(ctx, `
INSERT INTO atlas_schema_revisions (version, description, type, applied, total, executed_at, execution_time, hash)
VALUES ($1, $2, $3, 0, 0, NOW(), 0, $4)
`, version, description, 1, hash); err != nil {
return fmt.Errorf("insert atlas baseline: %w", err)
}
return nil
}
func tableExists(ctx context.Context, db *sql.DB, tableName string) (bool, error) {
var exists bool
err := db.QueryRowContext(ctx, `
SELECT EXISTS (
SELECT 1
FROM information_schema.tables
WHERE table_schema = 'public' AND table_name = $1
)
`, tableName).Scan(&exists)
return exists, err
}
func latestMigrationBaseline(fsys fs.FS) (string, string, string, error) {
files, err := fs.Glob(fsys, "*.sql")
if err != nil {
return "", "", "", err
}
if len(files) == 0 {
return "baseline", "baseline", "", nil
}
sort.Strings(files)
name := files[len(files)-1]
contentBytes, err := fs.ReadFile(fsys, name)
if err != nil {
return "", "", "", err
}
content := strings.TrimSpace(string(contentBytes))
sum := sha256.Sum256([]byte(content))
hash := hex.EncodeToString(sum[:])
version := strings.TrimSuffix(name, ".sql")
return version, version, hash, nil
}
// pgAdvisoryLock 获取 PostgreSQL Advisory Lock。
// Advisory Lock 是一种轻量级的锁机制，不与任何特定的数据库对象关联。
// 它非常适合用于应用层面的分布式锁场景，如迁移序列化。

276
backend/internal/repository/scheduler_cache.go Normal file
View File

@@ -0,0 +1,276 @@
package repository
import (
"context"
"encoding/json"
"fmt"
"strconv"
"time"
"github.com/Wei-Shaw/sub2api/internal/service"
"github.com/redis/go-redis/v9"
)
const (
schedulerBucketSetKey = "sched:buckets"
schedulerOutboxWatermarkKey = "sched:outbox:watermark"
schedulerAccountPrefix = "sched:acc:"
schedulerActivePrefix = "sched:active:"
schedulerReadyPrefix = "sched:ready:"
schedulerVersionPrefix = "sched:ver:"
schedulerSnapshotPrefix = "sched:"
schedulerLockPrefix = "sched:lock:"
)
type schedulerCache struct {
rdb *redis.Client
}
func NewSchedulerCache(rdb *redis.Client) service.SchedulerCache {
return &schedulerCache{rdb: rdb}
}
func (c *schedulerCache) GetSnapshot(ctx context.Context, bucket service.SchedulerBucket) ([]*service.Account, bool, error) {
readyKey := schedulerBucketKey(schedulerReadyPrefix, bucket)
readyVal, err := c.rdb.Get(ctx, readyKey).Result()
if err == redis.Nil {
return nil, false, nil
}
if err != nil {
return nil, false, err
}
if readyVal != "1" {
return nil, false, nil
}
activeKey := schedulerBucketKey(schedulerActivePrefix, bucket)
activeVal, err := c.rdb.Get(ctx, activeKey).Result()
if err == redis.Nil {
return nil, false, nil
}
if err != nil {
return nil, false, err
}
snapshotKey := schedulerSnapshotKey(bucket, activeVal)
ids, err := c.rdb.ZRange(ctx, snapshotKey, 0, -1).Result()
if err != nil {
return nil, false, err
}
if len(ids) == 0 {
return []*service.Account{}, true, nil
}
keys := make([]string, 0, len(ids))
for _, id := range ids {
keys = append(keys, schedulerAccountKey(id))
}
values, err := c.rdb.MGet(ctx, keys...).Result()
if err != nil {
return nil, false, err
}
accounts := make([]*service.Account, 0, len(values))
for _, val := range values {
if val == nil {
return nil, false, nil
}
account, err := decodeCachedAccount(val)
if err != nil {
return nil, false, err
}
accounts = append(accounts, account)
}
return accounts, true, nil
}
func (c *schedulerCache) SetSnapshot(ctx context.Context, bucket service.SchedulerBucket, accounts []service.Account) error {
activeKey := schedulerBucketKey(schedulerActivePrefix, bucket)
oldActive, _ := c.rdb.Get(ctx, activeKey).Result()
versionKey := schedulerBucketKey(schedulerVersionPrefix, bucket)
version, err := c.rdb.Incr(ctx, versionKey).Result()
if err != nil {
return err
}
versionStr := strconv.FormatInt(version, 10)
snapshotKey := schedulerSnapshotKey(bucket, versionStr)
pipe := c.rdb.Pipeline()
for _, account := range accounts {
payload, err := json.Marshal(account)
if err != nil {
return err
}
pipe.Set(ctx, schedulerAccountKey(strconv.FormatInt(account.ID, 10)), payload, 0)
}
if len(accounts) > 0 {
// 使用序号作为 score，保持数据库返回的排序语义。
members := make([]redis.Z, 0, len(accounts))
for idx, account := range accounts {
members = append(members, redis.Z{
Score: float64(idx),
Member: strconv.FormatInt(account.ID, 10),
})
}
pipe.ZAdd(ctx, snapshotKey, members...)
} else {
pipe.Del(ctx, snapshotKey)
}
pipe.Set(ctx, activeKey, versionStr, 0)
pipe.Set(ctx, schedulerBucketKey(schedulerReadyPrefix, bucket), "1", 0)
pipe.SAdd(ctx, schedulerBucketSetKey, bucket.String())
if _, err := pipe.Exec(ctx); err != nil {
return err
}
if oldActive != "" && oldActive != versionStr {
_ = c.rdb.Del(ctx, schedulerSnapshotKey(bucket, oldActive)).Err()
}
return nil
}
func (c *schedulerCache) GetAccount(ctx context.Context, accountID int64) (*service.Account, error) {
key := schedulerAccountKey(strconv.FormatInt(accountID, 10))
val, err := c.rdb.Get(ctx, key).Result()
if err == redis.Nil {
return nil, nil
}
if err != nil {
return nil, err
}
return decodeCachedAccount(val)
}
func (c *schedulerCache) SetAccount(ctx context.Context, account *service.Account) error {
if account == nil || account.ID <= 0 {
return nil
}
payload, err := json.Marshal(account)
if err != nil {
return err
}
key := schedulerAccountKey(strconv.FormatInt(account.ID, 10))
return c.rdb.Set(ctx, key, payload, 0).Err()
}
func (c *schedulerCache) DeleteAccount(ctx context.Context, accountID int64) error {
if accountID <= 0 {
return nil
}
key := schedulerAccountKey(strconv.FormatInt(accountID, 10))
return c.rdb.Del(ctx, key).Err()
}
func (c *schedulerCache) UpdateLastUsed(ctx context.Context, updates map[int64]time.Time) error {
if len(updates) == 0 {
return nil
}
keys := make([]string, 0, len(updates))
ids := make([]int64, 0, len(updates))
for id := range updates {
keys = append(keys, schedulerAccountKey(strconv.FormatInt(id, 10)))
ids = append(ids, id)
}
values, err := c.rdb.MGet(ctx, keys...).Result()
if err != nil {
return err
}
pipe := c.rdb.Pipeline()
for i, val := range values {
if val == nil {
continue
}
account, err := decodeCachedAccount(val)
if err != nil {
return err
}
account.LastUsedAt = ptrTime(updates[ids[i]])
updated, err := json.Marshal(account)
if err != nil {
return err
}
pipe.Set(ctx, keys[i], updated, 0)
}
_, err = pipe.Exec(ctx)
return err
}
func (c *schedulerCache) TryLockBucket(ctx context.Context, bucket service.SchedulerBucket, ttl time.Duration) (bool, error) {
key := schedulerBucketKey(schedulerLockPrefix, bucket)
return c.rdb.SetNX(ctx, key, time.Now().UnixNano(), ttl).Result()
}
func (c *schedulerCache) ListBuckets(ctx context.Context) ([]service.SchedulerBucket, error) {
raw, err := c.rdb.SMembers(ctx, schedulerBucketSetKey).Result()
if err != nil {
return nil, err
}
out := make([]service.SchedulerBucket, 0, len(raw))
for _, entry := range raw {
bucket, ok := service.ParseSchedulerBucket(entry)
if !ok {
continue
}
out = append(out, bucket)
}
return out, nil
}
func (c *schedulerCache) GetOutboxWatermark(ctx context.Context) (int64, error) {
val, err := c.rdb.Get(ctx, schedulerOutboxWatermarkKey).Result()
if err == redis.Nil {
return 0, nil
}
if err != nil {
return 0, err
}
id, err := strconv.ParseInt(val, 10, 64)
if err != nil {
return 0, err
}
return id, nil
}
func (c *schedulerCache) SetOutboxWatermark(ctx context.Context, id int64) error {
return c.rdb.Set(ctx, schedulerOutboxWatermarkKey, strconv.FormatInt(id, 10), 0).Err()
}
func schedulerBucketKey(prefix string, bucket service.SchedulerBucket) string {
return fmt.Sprintf("%s%d:%s:%s", prefix, bucket.GroupID, bucket.Platform, bucket.Mode)
}
func schedulerSnapshotKey(bucket service.SchedulerBucket, version string) string {
return fmt.Sprintf("%s%d:%s:%s:v%s", schedulerSnapshotPrefix, bucket.GroupID, bucket.Platform, bucket.Mode, version)
}
func schedulerAccountKey(id string) string {
return schedulerAccountPrefix + id
}
func ptrTime(t time.Time) *time.Time {
return &t
}
func decodeCachedAccount(val any) (*service.Account, error) {
var payload []byte
switch raw := val.(type) {
case string:
payload = []byte(raw)
case []byte:
payload = raw
default:
return nil, fmt.Errorf("unexpected account cache type: %T", val)
}
var account service.Account
if err := json.Unmarshal(payload, &account); err != nil {
return nil, err
}
return &account, nil
}

96
backend/internal/repository/scheduler_outbox_repo.go Normal file
View File

@@ -0,0 +1,96 @@
package repository
import (
"context"
"database/sql"
"encoding/json"
"github.com/Wei-Shaw/sub2api/internal/service"
)
type schedulerOutboxRepository struct {
db *sql.DB
}
func NewSchedulerOutboxRepository(db *sql.DB) service.SchedulerOutboxRepository {
return &schedulerOutboxRepository{db: db}
}
func (r *schedulerOutboxRepository) ListAfter(ctx context.Context, afterID int64, limit int) ([]service.SchedulerOutboxEvent, error) {
if limit <= 0 {
limit = 100
}
rows, err := r.db.QueryContext(ctx, `
SELECT id, event_type, account_id, group_id, payload, created_at
FROM scheduler_outbox
WHERE id > $1
ORDER BY id ASC
LIMIT $2
`, afterID, limit)
if err != nil {
return nil, err
}
defer func() {
_ = rows.Close()
}()
events := make([]service.SchedulerOutboxEvent, 0, limit)
for rows.Next() {
var (
payloadRaw []byte
accountID sql.NullInt64
groupID sql.NullInt64
event service.SchedulerOutboxEvent
)
if err := rows.Scan(&event.ID, &event.EventType, &accountID, &groupID, &payloadRaw, &event.CreatedAt); err != nil {
return nil, err
}
if accountID.Valid {
v := accountID.Int64
event.AccountID = &v
}
if groupID.Valid {
v := groupID.Int64
event.GroupID = &v
}
if len(payloadRaw) > 0 {
var payload map[string]any
if err := json.Unmarshal(payloadRaw, &payload); err != nil {
return nil, err
}
event.Payload = payload
}
events = append(events, event)
}
if err := rows.Err(); err != nil {
return nil, err
}
return events, nil
}
func (r *schedulerOutboxRepository) MaxID(ctx context.Context) (int64, error) {
var maxID int64
if err := r.db.QueryRowContext(ctx, "SELECT COALESCE(MAX(id), 0) FROM scheduler_outbox").Scan(&maxID); err != nil {
return 0, err
}
return maxID, nil
}
func enqueueSchedulerOutbox(ctx context.Context, exec sqlExecutor, eventType string, accountID *int64, groupID *int64, payload any) error {
if exec == nil {
return nil
}
var payloadJSON []byte
if payload != nil {
encoded, err := json.Marshal(payload)
if err != nil {
return err
}
payloadJSON = encoded
}
_, err := exec.ExecContext(ctx, `
INSERT INTO scheduler_outbox (event_type, account_id, group_id, payload)
VALUES ($1, $2, $3, $4)
`, eventType, accountID, groupID, payloadJSON)
return err
}

2
backend/internal/repository/wire.go
View File

@@ -66,6 +66,8 @@ var ProviderSet = wire.NewSet(
NewRedeemCache,
NewUpdateCache,
NewGeminiTokenCache,
NewSchedulerCache,
NewSchedulerOutboxRepository,
// HTTP service ports (DI Strategy A: return interface directly)
NewTurnstileVerifier,

39
backend/internal/service/gateway_service.go
View File

@@ -151,6 +151,7 @@ type GatewayService struct {
userSubRepo UserSubscriptionRepository
cache GatewayCache
cfg *config.Config
schedulerSnapshot *SchedulerSnapshotService
billingService *BillingService
rateLimitService *RateLimitService
billingCacheService *BillingCacheService
@@ -169,6 +170,7 @@ func NewGatewayService(
userSubRepo UserSubscriptionRepository,
cache GatewayCache,
cfg *config.Config,
schedulerSnapshot *SchedulerSnapshotService,
concurrencyService *ConcurrencyService,
billingService *BillingService,
rateLimitService *RateLimitService,
@@ -185,6 +187,7 @@ func NewGatewayService(
userSubRepo: userSubRepo,
cache: cache,
cfg: cfg,
schedulerSnapshot: schedulerSnapshot,
concurrencyService: concurrencyService,
billingService: billingService,
rateLimitService: rateLimitService,
@@ -745,6 +748,9 @@ func (s *GatewayService) resolvePlatform(ctx context.Context, groupID *int64, gr
}
func (s *GatewayService) listSchedulableAccounts(ctx context.Context, groupID *int64, platform string, hasForcePlatform bool) ([]Account, bool, error) {
if s.schedulerSnapshot != nil {
return s.schedulerSnapshot.ListSchedulableAccounts(ctx, groupID, platform, hasForcePlatform)
}
useMixed := (platform == PlatformAnthropic || platform == PlatformGemini) && !hasForcePlatform
if useMixed {
platforms := []string{platform, PlatformAntigravity}
@@ -821,6 +827,13 @@ func (s *GatewayService) tryAcquireAccountSlot(ctx context.Context, accountID in
return s.concurrencyService.AcquireAccountSlot(ctx, accountID, maxConcurrency)
}
func (s *GatewayService) 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 sortAccountsByPriorityAndLastUsed(accounts []*Account, preferOAuth bool) {
sort.SliceStable(accounts, func(i, j int) bool {
a, b := accounts[i], accounts[j]
@@ -851,7 +864,7 @@ func (s *GatewayService) selectAccountForModelWithPlatform(ctx context.Context,
accountID, err := s.cache.GetSessionAccountID(ctx, derefGroupID(groupID), sessionHash)
if err == nil && accountID > 0 {
if _, excluded := excludedIDs[accountID]; !excluded {
account, err := s.accountRepo.GetByID(ctx, accountID)
account, err := s.getSchedulableAccount(ctx, accountID)
// 检查账号分组归属和平台匹配（确保粘性会话不会跨分组或跨平台）
if err == nil && s.isAccountInGroup(account, groupID) && account.Platform == platform && account.IsSchedulableForModel(requestedModel) && (requestedModel == "" || s.isModelSupportedByAccount(account, requestedModel)) {
if err := s.cache.RefreshSessionTTL(ctx, derefGroupID(groupID), sessionHash, stickySessionTTL); err != nil {
@@ -864,16 +877,11 @@ func (s *GatewayService) selectAccountForModelWithPlatform(ctx context.Context,
}
// 2. 获取可调度账号列表（单平台）
var accounts []Account
var err error
if s.cfg.RunMode == config.RunModeSimple {
// 简易模式：忽略 groupID，查询所有可用账号
accounts, err = s.accountRepo.ListSchedulableByPlatform(ctx, platform)
} else if groupID != nil {
accounts, err = s.accountRepo.ListSchedulableByGroupIDAndPlatform(ctx, *groupID, platform)
} else {
accounts, err = s.accountRepo.ListSchedulableByPlatform(ctx, platform)
forcePlatform, hasForcePlatform := ctx.Value(ctxkey.ForcePlatform).(string)
if hasForcePlatform && forcePlatform == "" {
hasForcePlatform = false
}
accounts, _, err := s.listSchedulableAccounts(ctx, groupID, platform, hasForcePlatform)
if err != nil {
return nil, fmt.Errorf("query accounts failed: %w", err)
}
@@ -935,7 +943,6 @@ func (s *GatewayService) selectAccountForModelWithPlatform(ctx context.Context,
// selectAccountWithMixedScheduling 选择账户（支持混合调度）
// 查询原生平台账户 + 启用 mixed_scheduling 的 antigravity 账户
func (s *GatewayService) selectAccountWithMixedScheduling(ctx context.Context, groupID *int64, sessionHash string, requestedModel string, excludedIDs map[int64]struct{}, nativePlatform string) (*Account, error) {
platforms := []string{nativePlatform, PlatformAntigravity}
preferOAuth := nativePlatform == PlatformGemini
// 1. 查询粘性会话
@@ -943,7 +950,7 @@ func (s *GatewayService) selectAccountWithMixedScheduling(ctx context.Context, g
accountID, err := s.cache.GetSessionAccountID(ctx, derefGroupID(groupID), sessionHash)
if err == nil && accountID > 0 {
if _, excluded := excludedIDs[accountID]; !excluded {
account, err := s.accountRepo.GetByID(ctx, accountID)
account, err := s.getSchedulableAccount(ctx, accountID)
// 检查账号分组归属和有效性：原生平台直接匹配，antigravity 需要启用混合调度
if err == nil && s.isAccountInGroup(account, groupID) && account.IsSchedulableForModel(requestedModel) && (requestedModel == "" || s.isModelSupportedByAccount(account, requestedModel)) {
if account.Platform == nativePlatform || (account.Platform == PlatformAntigravity && account.IsMixedSchedulingEnabled()) {
@@ -958,13 +965,7 @@ func (s *GatewayService) selectAccountWithMixedScheduling(ctx context.Context, g
}
// 2. 获取可调度账号列表
var accounts []Account
var err error
if groupID != nil {
accounts, err = s.accountRepo.ListSchedulableByGroupIDAndPlatforms(ctx, *groupID, platforms)
} else {
accounts, err = s.accountRepo.ListSchedulableByPlatforms(ctx, platforms)
}
accounts, _, err := s.listSchedulableAccounts(ctx, groupID, nativePlatform, false)
if err != nil {
return nil, fmt.Errorf("query accounts failed: %w", err)
}

72
backend/internal/service/gemini_messages_compat_service.go
View File

@@ -40,6 +40,7 @@ type GeminiMessagesCompatService struct {
accountRepo AccountRepository
groupRepo GroupRepository
cache GatewayCache
schedulerSnapshot *SchedulerSnapshotService
tokenProvider *GeminiTokenProvider
rateLimitService *RateLimitService
httpUpstream HTTPUpstream
@@ -51,6 +52,7 @@ func NewGeminiMessagesCompatService(
accountRepo AccountRepository,
groupRepo GroupRepository,
cache GatewayCache,
schedulerSnapshot *SchedulerSnapshotService,
tokenProvider *GeminiTokenProvider,
rateLimitService *RateLimitService,
httpUpstream HTTPUpstream,
@@ -61,6 +63,7 @@ func NewGeminiMessagesCompatService(
accountRepo: accountRepo,
groupRepo: groupRepo,
cache: cache,
schedulerSnapshot: schedulerSnapshot,
tokenProvider: tokenProvider,
rateLimitService: rateLimitService,
httpUpstream: httpUpstream,
@@ -105,12 +108,6 @@ func (s *GeminiMessagesCompatService) SelectAccountForModelWithExclusions(ctx co
// gemini 分组支持混合调度（包含启用了 mixed_scheduling 的 antigravity 账户）
// 注意：强制平台模式不走混合调度
useMixedScheduling := platform == PlatformGemini && !hasForcePlatform
var queryPlatforms []string
if useMixedScheduling {
queryPlatforms = []string{PlatformGemini, PlatformAntigravity}
} else {
queryPlatforms = []string{platform}
}
cacheKey := "gemini:" + sessionHash
@@ -118,7 +115,7 @@ func (s *GeminiMessagesCompatService) SelectAccountForModelWithExclusions(ctx co
accountID, err := s.cache.GetSessionAccountID(ctx, derefGroupID(groupID), cacheKey)
if err == nil && accountID > 0 {
if _, excluded := excludedIDs[accountID]; !excluded {
account, err := s.accountRepo.GetByID(ctx, accountID)
account, err := s.getSchedulableAccount(ctx, accountID)
// 检查账号是否有效：原生平台直接匹配，antigravity 需要启用混合调度
if err == nil && account.IsSchedulableForModel(requestedModel) && (requestedModel == "" || s.isModelSupportedByAccount(account, requestedModel)) {
valid := false
@@ -149,22 +146,16 @@ func (s *GeminiMessagesCompatService) SelectAccountForModelWithExclusions(ctx co
}
// 查询可调度账户（强制平台模式：优先按分组查找，找不到再查全部）
var accounts []Account
var err error
if groupID != nil {
accounts, err = s.accountRepo.ListSchedulableByGroupIDAndPlatforms(ctx, *groupID, queryPlatforms)
accounts, err := s.listSchedulableAccountsOnce(ctx, groupID, platform, hasForcePlatform)
if err != nil {
return nil, fmt.Errorf("query accounts failed: %w", err)
}
// 强制平台模式下，分组中找不到账户时回退查询全部
if len(accounts) == 0 && groupID != nil && hasForcePlatform {
accounts, err = s.listSchedulableAccountsOnce(ctx, nil, platform, hasForcePlatform)
if err != nil {
return nil, fmt.Errorf("query accounts failed: %w", err)
}
// 强制平台模式下，分组中找不到账户时回退查询全部
if len(accounts) == 0 && hasForcePlatform {
accounts, err = s.accountRepo.ListSchedulableByPlatforms(ctx, queryPlatforms)
}
} else {
accounts, err = s.accountRepo.ListSchedulableByPlatforms(ctx, queryPlatforms)
}
if err != nil {
return nil, fmt.Errorf("query accounts failed: %w", err)
}
var selected *Account
@@ -245,6 +236,31 @@ func (s *GeminiMessagesCompatService) GetAntigravityGatewayService() *Antigravit
return s.antigravityGatewayService
}
func (s *GeminiMessagesCompatService) 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 *GeminiMessagesCompatService) listSchedulableAccountsOnce(ctx context.Context, groupID *int64, platform string, hasForcePlatform bool) ([]Account, error) {
if s.schedulerSnapshot != nil {
accounts, _, err := s.schedulerSnapshot.ListSchedulableAccounts(ctx, groupID, platform, hasForcePlatform)
return accounts, err
}
useMixedScheduling := platform == PlatformGemini && !hasForcePlatform
queryPlatforms := []string{platform}
if useMixedScheduling {
queryPlatforms = []string{platform, PlatformAntigravity}
}
if groupID != nil {
return s.accountRepo.ListSchedulableByGroupIDAndPlatforms(ctx, *groupID, queryPlatforms)
}
return s.accountRepo.ListSchedulableByPlatforms(ctx, queryPlatforms)
}
func (s *GeminiMessagesCompatService) validateUpstreamBaseURL(raw string) (string, error) {
if s.cfg != nil && !s.cfg.Security.URLAllowlist.Enabled {
normalized, err := urlvalidator.ValidateURLFormat(raw, s.cfg.Security.URLAllowlist.AllowInsecureHTTP)
@@ -266,13 +282,7 @@ func (s *GeminiMessagesCompatService) validateUpstreamBaseURL(raw string) (strin
// HasAntigravityAccounts 检查是否有可用的 antigravity 账户
func (s *GeminiMessagesCompatService) HasAntigravityAccounts(ctx context.Context, groupID *int64) (bool, error) {
var accounts []Account
var err error
if groupID != nil {
accounts, err = s.accountRepo.ListSchedulableByGroupIDAndPlatform(ctx, *groupID, PlatformAntigravity)
} else {
accounts, err = s.accountRepo.ListSchedulableByPlatform(ctx, PlatformAntigravity)
}
accounts, err := s.listSchedulableAccountsOnce(ctx, groupID, PlatformAntigravity, false)
if err != nil {
return false, err
}
@@ -288,13 +298,7 @@ func (s *GeminiMessagesCompatService) HasAntigravityAccounts(ctx context.Context
// 3) OAuth accounts explicitly marked as ai_studio
// 4) Any remaining Gemini accounts (fallback)
func (s *GeminiMessagesCompatService) SelectAccountForAIStudioEndpoints(ctx context.Context, groupID *int64) (*Account, error) {
var accounts []Account
var err error
if groupID != nil {
accounts, err = s.accountRepo.ListSchedulableByGroupIDAndPlatform(ctx, *groupID, PlatformGemini)
} else {
accounts, err = s.accountRepo.ListSchedulableByPlatform(ctx, PlatformGemini)
}
accounts, err := s.listSchedulableAccountsOnce(ctx, groupID, PlatformGemini, true)
if err != nil {
return nil, fmt.Errorf("query accounts failed: %w", err)
}

29
backend/internal/service/openai_gateway_service.go
View File

@@ -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

68
backend/internal/service/scheduler_cache.go Normal file
View File

@@ -0,0 +1,68 @@
package service
import (
"context"
"fmt"
"strconv"
"strings"
"time"
)
const (
SchedulerModeSingle = "single"
SchedulerModeMixed = "mixed"
SchedulerModeForced = "forced"
)
type SchedulerBucket struct {
GroupID int64
Platform string
Mode string
}
func (b SchedulerBucket) String() string {
return fmt.Sprintf("%d:%s:%s", b.GroupID, b.Platform, b.Mode)
}
func ParseSchedulerBucket(raw string) (SchedulerBucket, bool) {
parts := strings.Split(raw, ":")
if len(parts) != 3 {
return SchedulerBucket{}, false
}
groupID, err := strconv.ParseInt(parts[0], 10, 64)
if err != nil {
return SchedulerBucket{}, false
}
if parts[1] == "" || parts[2] == "" {
return SchedulerBucket{}, false
}
return SchedulerBucket{
GroupID: groupID,
Platform: parts[1],
Mode: parts[2],
}, true
}
// SchedulerCache 负责调度快照与账号快照的缓存读写。
type SchedulerCache interface {
// GetSnapshot 读取快照并返回命中与否（ready + active + 数据完整）。
GetSnapshot(ctx context.Context, bucket SchedulerBucket) ([]*Account, bool, error)
// SetSnapshot 写入快照并切换激活版本。
SetSnapshot(ctx context.Context, bucket SchedulerBucket, accounts []Account) error
// GetAccount 获取单账号快照。
GetAccount(ctx context.Context, accountID int64) (*Account, error)
// SetAccount 写入单账号快照（包含不可调度状态）。
SetAccount(ctx context.Context, account *Account) error
// DeleteAccount 删除单账号快照。
DeleteAccount(ctx context.Context, accountID int64) error
// UpdateLastUsed 批量更新账号的最后使用时间。
UpdateLastUsed(ctx context.Context, updates map[int64]time.Time) error
// TryLockBucket 尝试获取分桶重建锁。
TryLockBucket(ctx context.Context, bucket SchedulerBucket, ttl time.Duration) (bool, error)
// ListBuckets 返回已注册的分桶集合。
ListBuckets(ctx context.Context) ([]SchedulerBucket, error)
// GetOutboxWatermark 读取 outbox 水位。
GetOutboxWatermark(ctx context.Context) (int64, error)
// SetOutboxWatermark 保存 outbox 水位。
SetOutboxWatermark(ctx context.Context, id int64) error
}

10
backend/internal/service/scheduler_events.go Normal file
View File

@@ -0,0 +1,10 @@
package service
const (
SchedulerOutboxEventAccountChanged = "account_changed"
SchedulerOutboxEventAccountGroupsChanged = "account_groups_changed"
SchedulerOutboxEventAccountBulkChanged = "account_bulk_changed"
SchedulerOutboxEventAccountLastUsed = "account_last_used"
SchedulerOutboxEventGroupChanged = "group_changed"
SchedulerOutboxEventFullRebuild = "full_rebuild"
)

21
backend/internal/service/scheduler_outbox.go Normal file
View File

@@ -0,0 +1,21 @@
package service
import (
"context"
"time"
)
type SchedulerOutboxEvent struct {
ID int64
EventType string
AccountID *int64
GroupID *int64
Payload map[string]any
CreatedAt time.Time
}
// SchedulerOutboxRepository 提供调度 outbox 的读取接口。
type SchedulerOutboxRepository interface {
ListAfter(ctx context.Context, afterID int64, limit int) ([]SchedulerOutboxEvent, error)
MaxID(ctx context.Context) (int64, error)
}

786
backend/internal/service/scheduler_snapshot_service.go Normal file
View File

@@ -0,0 +1,786 @@
package service
import (
"context"
"encoding/json"
"errors"
"log"
"strconv"
"sync"
"time"
"github.com/Wei-Shaw/sub2api/internal/config"
)
var (
ErrSchedulerCacheNotReady = errors.New("scheduler cache not ready")
ErrSchedulerFallbackLimited = errors.New("scheduler db fallback limited")
)
const outboxEventTimeout = 2 * time.Minute
type SchedulerSnapshotService struct {
cache SchedulerCache
outboxRepo SchedulerOutboxRepository
accountRepo AccountRepository
groupRepo GroupRepository
cfg *config.Config
stopCh chan struct{}
stopOnce sync.Once
wg sync.WaitGroup
fallbackLimit *fallbackLimiter
lagMu sync.Mutex
lagFailures int
}
func NewSchedulerSnapshotService(
cache SchedulerCache,
outboxRepo SchedulerOutboxRepository,
accountRepo AccountRepository,
groupRepo GroupRepository,
cfg *config.Config,
) *SchedulerSnapshotService {
maxQPS := 0
if cfg != nil {
maxQPS = cfg.Gateway.Scheduling.DbFallbackMaxQPS
}
return &SchedulerSnapshotService{
cache: cache,
outboxRepo: outboxRepo,
accountRepo: accountRepo,
groupRepo: groupRepo,
cfg: cfg,
stopCh: make(chan struct{}),
fallbackLimit: newFallbackLimiter(maxQPS),
}
}
func (s *SchedulerSnapshotService) Start() {
if s == nil || s.cache == nil {
return
}
s.wg.Add(1)
go func() {
defer s.wg.Done()
s.runInitialRebuild()
}()
interval := s.outboxPollInterval()
if s.outboxRepo != nil && interval > 0 {
s.wg.Add(1)
go func() {
defer s.wg.Done()
s.runOutboxWorker(interval)
}()
}
fullInterval := s.fullRebuildInterval()
if fullInterval > 0 {
s.wg.Add(1)
go func() {
defer s.wg.Done()
s.runFullRebuildWorker(fullInterval)
}()
}
}
func (s *SchedulerSnapshotService) Stop() {
if s == nil {
return
}
s.stopOnce.Do(func() {
close(s.stopCh)
})
s.wg.Wait()
}
func (s *SchedulerSnapshotService) ListSchedulableAccounts(ctx context.Context, groupID *int64, platform string, hasForcePlatform bool) ([]Account, bool, error) {
useMixed := (platform == PlatformAnthropic || platform == PlatformGemini) && !hasForcePlatform
mode := s.resolveMode(platform, hasForcePlatform)
bucket := s.bucketFor(groupID, platform, mode)
if s.cache != nil {
cached, hit, err := s.cache.GetSnapshot(ctx, bucket)
if err != nil {
log.Printf("[Scheduler] cache read failed: bucket=%s err=%v", bucket.String(), err)
} else if hit {
return derefAccounts(cached), useMixed, nil
}
}
if err := s.guardFallback(ctx); err != nil {
return nil, useMixed, err
}
fallbackCtx, cancel := s.withFallbackTimeout(ctx)
defer cancel()
accounts, err := s.loadAccountsFromDB(fallbackCtx, bucket, useMixed)
if err != nil {
return nil, useMixed, err
}
if s.cache != nil {
if err := s.cache.SetSnapshot(fallbackCtx, bucket, accounts); err != nil {
log.Printf("[Scheduler] cache write failed: bucket=%s err=%v", bucket.String(), err)
}
}
return accounts, useMixed, nil
}
func (s *SchedulerSnapshotService) GetAccount(ctx context.Context, accountID int64) (*Account, error) {
if accountID <= 0 {
return nil, nil
}
if s.cache != nil {
account, err := s.cache.GetAccount(ctx, accountID)
if err != nil {
log.Printf("[Scheduler] account cache read failed: id=%d err=%v", accountID, err)
} else if account != nil {
return account, nil
}
}
if err := s.guardFallback(ctx); err != nil {
return nil, err
}
fallbackCtx, cancel := s.withFallbackTimeout(ctx)
defer cancel()
return s.accountRepo.GetByID(fallbackCtx, accountID)
}
func (s *SchedulerSnapshotService) runInitialRebuild() {
if s.cache == nil {
return
}
ctx, cancel := context.WithTimeout(context.Background(), 2*time.Minute)
defer cancel()
buckets, err := s.cache.ListBuckets(ctx)
if err != nil {
log.Printf("[Scheduler] list buckets failed: %v", err)
}
if len(buckets) == 0 {
buckets, err = s.defaultBuckets(ctx)
if err != nil {
log.Printf("[Scheduler] default buckets failed: %v", err)
return
}
}
if err := s.rebuildBuckets(ctx, buckets, "startup"); err != nil {
log.Printf("[Scheduler] rebuild startup failed: %v", err)
}
}
func (s *SchedulerSnapshotService) runOutboxWorker(interval time.Duration) {
ticker := time.NewTicker(interval)
defer ticker.Stop()
s.pollOutbox()
for {
select {
case <-ticker.C:
s.pollOutbox()
case <-s.stopCh:
return
}
}
}
func (s *SchedulerSnapshotService) runFullRebuildWorker(interval time.Duration) {
ticker := time.NewTicker(interval)
defer ticker.Stop()
for {
select {
case <-ticker.C:
if err := s.triggerFullRebuild("interval"); err != nil {
log.Printf("[Scheduler] full rebuild failed: %v", err)
}
case <-s.stopCh:
return
}
}
}
func (s *SchedulerSnapshotService) pollOutbox() {
if s.outboxRepo == nil || s.cache == nil {
return
}
ctx, cancel := context.WithTimeout(context.Background(), 10*time.Second)
defer cancel()
watermark, err := s.cache.GetOutboxWatermark(ctx)
if err != nil {
log.Printf("[Scheduler] outbox watermark read failed: %v", err)
return
}
events, err := s.outboxRepo.ListAfter(ctx, watermark, 200)
if err != nil {
log.Printf("[Scheduler] outbox poll failed: %v", err)
return
}
if len(events) == 0 {
return
}
watermarkForCheck := watermark
for _, event := range events {
eventCtx, cancel := context.WithTimeout(context.Background(), outboxEventTimeout)
err := s.handleOutboxEvent(eventCtx, event)
cancel()
if err != nil {
log.Printf("[Scheduler] outbox handle failed: id=%d type=%s err=%v", event.ID, event.EventType, err)
return
}
}
lastID := events[len(events)-1].ID
if err := s.cache.SetOutboxWatermark(ctx, lastID); err != nil {
log.Printf("[Scheduler] outbox watermark write failed: %v", err)
} else {
watermarkForCheck = lastID
}
s.checkOutboxLag(ctx, events[0], watermarkForCheck)
}
func (s *SchedulerSnapshotService) handleOutboxEvent(ctx context.Context, event SchedulerOutboxEvent) error {
switch event.EventType {
case SchedulerOutboxEventAccountLastUsed:
return s.handleLastUsedEvent(ctx, event.Payload)
case SchedulerOutboxEventAccountBulkChanged:
return s.handleBulkAccountEvent(ctx, event.Payload)
case SchedulerOutboxEventAccountGroupsChanged:
return s.handleAccountEvent(ctx, event.AccountID, event.Payload)
case SchedulerOutboxEventAccountChanged:
return s.handleAccountEvent(ctx, event.AccountID, event.Payload)
case SchedulerOutboxEventGroupChanged:
return s.handleGroupEvent(ctx, event.GroupID)
case SchedulerOutboxEventFullRebuild:
return s.triggerFullRebuild("outbox")
default:
return nil
}
}
func (s *SchedulerSnapshotService) handleLastUsedEvent(ctx context.Context, payload map[string]any) error {
if s.cache == nil || payload == nil {
return nil
}
raw, ok := payload["last_used"].(map[string]any)
if !ok || len(raw) == 0 {
return nil
}
updates := make(map[int64]time.Time, len(raw))
for key, value := range raw {
id, err := strconv.ParseInt(key, 10, 64)
if err != nil || id <= 0 {
continue
}
sec, ok := toInt64(value)
if !ok || sec <= 0 {
continue
}
updates[id] = time.Unix(sec, 0)
}
if len(updates) == 0 {
return nil
}
return s.cache.UpdateLastUsed(ctx, updates)
}
func (s *SchedulerSnapshotService) handleBulkAccountEvent(ctx context.Context, payload map[string]any) error {
if payload == nil {
return nil
}
ids := parseInt64Slice(payload["account_ids"])
for _, id := range ids {
if err := s.handleAccountEvent(ctx, &id, payload); err != nil {
return err
}
}
return nil
}
func (s *SchedulerSnapshotService) handleAccountEvent(ctx context.Context, accountID *int64, payload map[string]any) error {
if accountID == nil || *accountID <= 0 {
return nil
}
if s.accountRepo == nil {
return nil
}
var groupIDs []int64
if payload != nil {
groupIDs = parseInt64Slice(payload["group_ids"])
}
account, err := s.accountRepo.GetByID(ctx, *accountID)
if err != nil {
if errors.Is(err, ErrAccountNotFound) {
if s.cache != nil {
if err := s.cache.DeleteAccount(ctx, *accountID); err != nil {
return err
}
}
return s.rebuildByGroupIDs(ctx, groupIDs, "account_miss")
}
return err
}
if s.cache != nil {
if err := s.cache.SetAccount(ctx, account); err != nil {
return err
}
}
if len(groupIDs) == 0 {
groupIDs = account.GroupIDs
}
return s.rebuildByAccount(ctx, account, groupIDs, "account_change")
}
func (s *SchedulerSnapshotService) handleGroupEvent(ctx context.Context, groupID *int64) error {
if groupID == nil || *groupID <= 0 {
return nil
}
groupIDs := []int64{*groupID}
return s.rebuildByGroupIDs(ctx, groupIDs, "group_change")
}
func (s *SchedulerSnapshotService) rebuildByAccount(ctx context.Context, account *Account, groupIDs []int64, reason string) error {
if account == nil {
return nil
}
groupIDs = s.normalizeGroupIDs(groupIDs)
if len(groupIDs) == 0 {
return nil
}
var firstErr error
if err := s.rebuildBucketsForPlatform(ctx, account.Platform, groupIDs, reason); err != nil && firstErr == nil {
firstErr = err
}
if account.Platform == PlatformAntigravity && account.IsMixedSchedulingEnabled() {
if err := s.rebuildBucketsForPlatform(ctx, PlatformAnthropic, groupIDs, reason); err != nil && firstErr == nil {
firstErr = err
}
if err := s.rebuildBucketsForPlatform(ctx, PlatformGemini, groupIDs, reason); err != nil && firstErr == nil {
firstErr = err
}
}
return firstErr
}
func (s *SchedulerSnapshotService) rebuildByGroupIDs(ctx context.Context, groupIDs []int64, reason string) error {
groupIDs = s.normalizeGroupIDs(groupIDs)
if len(groupIDs) == 0 {
return nil
}
platforms := []string{PlatformAnthropic, PlatformGemini, PlatformOpenAI, PlatformAntigravity}
var firstErr error
for _, platform := range platforms {
if err := s.rebuildBucketsForPlatform(ctx, platform, groupIDs, reason); err != nil && firstErr == nil {
firstErr = err
}
}
return firstErr
}
func (s *SchedulerSnapshotService) rebuildBucketsForPlatform(ctx context.Context, platform string, groupIDs []int64, reason string) error {
if platform == "" {
return nil
}
var firstErr error
for _, gid := range groupIDs {
if err := s.rebuildBucket(ctx, SchedulerBucket{GroupID: gid, Platform: platform, Mode: SchedulerModeSingle}, reason); err != nil && firstErr == nil {
firstErr = err
}
if err := s.rebuildBucket(ctx, SchedulerBucket{GroupID: gid, Platform: platform, Mode: SchedulerModeForced}, reason); err != nil && firstErr == nil {
firstErr = err
}
if platform == PlatformAnthropic || platform == PlatformGemini {
if err := s.rebuildBucket(ctx, SchedulerBucket{GroupID: gid, Platform: platform, Mode: SchedulerModeMixed}, reason); err != nil && firstErr == nil {
firstErr = err
}
}
}
return firstErr
}
func (s *SchedulerSnapshotService) rebuildBuckets(ctx context.Context, buckets []SchedulerBucket, reason string) error {
var firstErr error
for _, bucket := range buckets {
if err := s.rebuildBucket(ctx, bucket, reason); err != nil && firstErr == nil {
firstErr = err
}
}
return firstErr
}
func (s *SchedulerSnapshotService) rebuildBucket(ctx context.Context, bucket SchedulerBucket, reason string) error {
if s.cache == nil {
return ErrSchedulerCacheNotReady
}
ok, err := s.cache.TryLockBucket(ctx, bucket, 30*time.Second)
if err != nil {
return err
}
if !ok {
return nil
}
rebuildCtx, cancel := context.WithTimeout(ctx, 30*time.Second)
defer cancel()
accounts, err := s.loadAccountsFromDB(rebuildCtx, bucket, bucket.Mode == SchedulerModeMixed)
if err != nil {
log.Printf("[Scheduler] rebuild failed: bucket=%s reason=%s err=%v", bucket.String(), reason, err)
return err
}
if err := s.cache.SetSnapshot(rebuildCtx, bucket, accounts); err != nil {
log.Printf("[Scheduler] rebuild cache failed: bucket=%s reason=%s err=%v", bucket.String(), reason, err)
return err
}
log.Printf("[Scheduler] rebuild ok: bucket=%s reason=%s size=%d", bucket.String(), reason, len(accounts))
return nil
}
func (s *SchedulerSnapshotService) triggerFullRebuild(reason string) error {
if s.cache == nil {
return ErrSchedulerCacheNotReady
}
ctx, cancel := context.WithTimeout(context.Background(), 2*time.Minute)
defer cancel()
buckets, err := s.cache.ListBuckets(ctx)
if err != nil {
log.Printf("[Scheduler] list buckets failed: %v", err)
return err
}
if len(buckets) == 0 {
buckets, err = s.defaultBuckets(ctx)
if err != nil {
log.Printf("[Scheduler] default buckets failed: %v", err)
return err
}
}
return s.rebuildBuckets(ctx, buckets, reason)
}
func (s *SchedulerSnapshotService) checkOutboxLag(ctx context.Context, oldest SchedulerOutboxEvent, watermark int64) {
if oldest.CreatedAt.IsZero() || s.cfg == nil {
return
}
lag := time.Since(oldest.CreatedAt)
if lagSeconds := int(lag.Seconds()); lagSeconds >= s.cfg.Gateway.Scheduling.OutboxLagWarnSeconds && s.cfg.Gateway.Scheduling.OutboxLagWarnSeconds > 0 {
log.Printf("[Scheduler] outbox lag warning: %ds", lagSeconds)
}
if s.cfg.Gateway.Scheduling.OutboxLagRebuildSeconds > 0 && int(lag.Seconds()) >= s.cfg.Gateway.Scheduling.OutboxLagRebuildSeconds {
s.lagMu.Lock()
s.lagFailures++
failures := s.lagFailures
s.lagMu.Unlock()
if failures >= s.cfg.Gateway.Scheduling.OutboxLagRebuildFailures {
log.Printf("[Scheduler] outbox lag rebuild triggered: lag=%s failures=%d", lag, failures)
s.lagMu.Lock()
s.lagFailures = 0
s.lagMu.Unlock()
if err := s.triggerFullRebuild("outbox_lag"); err != nil {
log.Printf("[Scheduler] outbox lag rebuild failed: %v", err)
}
}
} else {
s.lagMu.Lock()
s.lagFailures = 0
s.lagMu.Unlock()
}
threshold := s.cfg.Gateway.Scheduling.OutboxBacklogRebuildRows
if threshold <= 0 || s.outboxRepo == nil {
return
}
maxID, err := s.outboxRepo.MaxID(ctx)
if err != nil {
return
}
if maxID-watermark >= int64(threshold) {
log.Printf("[Scheduler] outbox backlog rebuild triggered: backlog=%d", maxID-watermark)
if err := s.triggerFullRebuild("outbox_backlog"); err != nil {
log.Printf("[Scheduler] outbox backlog rebuild failed: %v", err)
}
}
}
func (s *SchedulerSnapshotService) loadAccountsFromDB(ctx context.Context, bucket SchedulerBucket, useMixed bool) ([]Account, error) {
if s.accountRepo == nil {
return nil, ErrSchedulerCacheNotReady
}
groupID := bucket.GroupID
if s.isRunModeSimple() {
groupID = 0
}
if useMixed {
platforms := []string{bucket.Platform, PlatformAntigravity}
var accounts []Account
var err error
if groupID > 0 {
accounts, err = s.accountRepo.ListSchedulableByGroupIDAndPlatforms(ctx, groupID, platforms)
} else {
accounts, err = s.accountRepo.ListSchedulableByPlatforms(ctx, platforms)
}
if err != nil {
return nil, err
}
filtered := make([]Account, 0, len(accounts))
for _, acc := range accounts {
if acc.Platform == PlatformAntigravity && !acc.IsMixedSchedulingEnabled() {
continue
}
filtered = append(filtered, acc)
}
return filtered, nil
}
if groupID > 0 {
return s.accountRepo.ListSchedulableByGroupIDAndPlatform(ctx, groupID, bucket.Platform)
}
return s.accountRepo.ListSchedulableByPlatform(ctx, bucket.Platform)
}
func (s *SchedulerSnapshotService) bucketFor(groupID *int64, platform string, mode string) SchedulerBucket {
return SchedulerBucket{
GroupID: s.normalizeGroupID(groupID),
Platform: platform,
Mode: mode,
}
}
func (s *SchedulerSnapshotService) normalizeGroupID(groupID *int64) int64 {
if s.isRunModeSimple() {
return 0
}
if groupID == nil || *groupID <= 0 {
return 0
}
return *groupID
}
func (s *SchedulerSnapshotService) normalizeGroupIDs(groupIDs []int64) []int64 {
if s.isRunModeSimple() {
return []int64{0}
}
if len(groupIDs) == 0 {
return []int64{0}
}
seen := make(map[int64]struct{}, len(groupIDs))
out := make([]int64, 0, len(groupIDs))
for _, id := range groupIDs {
if id <= 0 {
continue
}
if _, ok := seen[id]; ok {
continue
}
seen[id] = struct{}{}
out = append(out, id)
}
if len(out) == 0 {
return []int64{0}
}
return out
}
func (s *SchedulerSnapshotService) resolveMode(platform string, hasForcePlatform bool) string {
if hasForcePlatform {
return SchedulerModeForced
}
if platform == PlatformAnthropic || platform == PlatformGemini {
return SchedulerModeMixed
}
return SchedulerModeSingle
}
func (s *SchedulerSnapshotService) guardFallback(ctx context.Context) error {
if s.cfg == nil || s.cfg.Gateway.Scheduling.DbFallbackEnabled {
if s.fallbackLimit == nil || s.fallbackLimit.Allow() {
return nil
}
return ErrSchedulerFallbackLimited
}
return ErrSchedulerCacheNotReady
}
func (s *SchedulerSnapshotService) withFallbackTimeout(ctx context.Context) (context.Context, context.CancelFunc) {
if s.cfg == nil || s.cfg.Gateway.Scheduling.DbFallbackTimeoutSeconds <= 0 {
return context.WithCancel(ctx)
}
timeout := time.Duration(s.cfg.Gateway.Scheduling.DbFallbackTimeoutSeconds) * time.Second
if deadline, ok := ctx.Deadline(); ok {
remaining := time.Until(deadline)
if remaining <= 0 {
return context.WithCancel(ctx)
}
if remaining < timeout {
timeout = remaining
}
}
return context.WithTimeout(ctx, timeout)
}
func (s *SchedulerSnapshotService) isRunModeSimple() bool {
return s.cfg != nil && s.cfg.RunMode == config.RunModeSimple
}
func (s *SchedulerSnapshotService) outboxPollInterval() time.Duration {
if s.cfg == nil {
return time.Second
}
sec := s.cfg.Gateway.Scheduling.OutboxPollIntervalSeconds
if sec <= 0 {
return time.Second
}
return time.Duration(sec) * time.Second
}
func (s *SchedulerSnapshotService) fullRebuildInterval() time.Duration {
if s.cfg == nil {
return 0
}
sec := s.cfg.Gateway.Scheduling.FullRebuildIntervalSeconds
if sec <= 0 {
return 0
}
return time.Duration(sec) * time.Second
}
func (s *SchedulerSnapshotService) defaultBuckets(ctx context.Context) ([]SchedulerBucket, error) {
buckets := make([]SchedulerBucket, 0)
platforms := []string{PlatformAnthropic, PlatformGemini, PlatformOpenAI, PlatformAntigravity}
for _, platform := range platforms {
buckets = append(buckets, SchedulerBucket{GroupID: 0, Platform: platform, Mode: SchedulerModeSingle})
buckets = append(buckets, SchedulerBucket{GroupID: 0, Platform: platform, Mode: SchedulerModeForced})
if platform == PlatformAnthropic || platform == PlatformGemini {
buckets = append(buckets, SchedulerBucket{GroupID: 0, Platform: platform, Mode: SchedulerModeMixed})
}
}
if s.isRunModeSimple() || s.groupRepo == nil {
return dedupeBuckets(buckets), nil
}
groups, err := s.groupRepo.ListActive(ctx)
if err != nil {
return dedupeBuckets(buckets), nil
}
for _, group := range groups {
if group.Platform == "" {
continue
}
buckets = append(buckets, SchedulerBucket{GroupID: group.ID, Platform: group.Platform, Mode: SchedulerModeSingle})
buckets = append(buckets, SchedulerBucket{GroupID: group.ID, Platform: group.Platform, Mode: SchedulerModeForced})
if group.Platform == PlatformAnthropic || group.Platform == PlatformGemini {
buckets = append(buckets, SchedulerBucket{GroupID: group.ID, Platform: group.Platform, Mode: SchedulerModeMixed})
}
}
return dedupeBuckets(buckets), nil
}
func dedupeBuckets(in []SchedulerBucket) []SchedulerBucket {
seen := make(map[string]struct{}, len(in))
out := make([]SchedulerBucket, 0, len(in))
for _, bucket := range in {
key := bucket.String()
if _, ok := seen[key]; ok {
continue
}
seen[key] = struct{}{}
out = append(out, bucket)
}
return out
}
func derefAccounts(accounts []*Account) []Account {
if len(accounts) == 0 {
return []Account{}
}
out := make([]Account, 0, len(accounts))
for _, account := range accounts {
if account == nil {
continue
}
out = append(out, *account)
}
return out
}
func parseInt64Slice(value any) []int64 {
raw, ok := value.([]any)
if !ok {
return nil
}
out := make([]int64, 0, len(raw))
for _, item := range raw {
if v, ok := toInt64(item); ok && v > 0 {
out = append(out, v)
}
}
return out
}
func toInt64(value any) (int64, bool) {
switch v := value.(type) {
case float64:
return int64(v), true
case int64:
return v, true
case int:
return int64(v), true
case json.Number:
parsed, err := strconv.ParseInt(v.String(), 10, 64)
return parsed, err == nil
default:
return 0, false
}
}
type fallbackLimiter struct {
maxQPS int
mu sync.Mutex
window time.Time
count int
}
func newFallbackLimiter(maxQPS int) *fallbackLimiter {
if maxQPS <= 0 {
return nil
}
return &fallbackLimiter{
maxQPS: maxQPS,
window: time.Now(),
}
}
func (l *fallbackLimiter) Allow() bool {
if l == nil || l.maxQPS <= 0 {
return true
}
l.mu.Lock()
defer l.mu.Unlock()
now := time.Now()
if now.Sub(l.window) >= time.Second {
l.window = now
l.count = 0
}
if l.count >= l.maxQPS {
return false
}
l.count++
return true
}

14
backend/internal/service/wire.go
View File

@@ -86,6 +86,19 @@ func ProvideConcurrencyService(cache ConcurrencyCache, accountRepo AccountReposi
return svc
}
// ProvideSchedulerSnapshotService creates and starts SchedulerSnapshotService.
func ProvideSchedulerSnapshotService(
cache SchedulerCache,
outboxRepo SchedulerOutboxRepository,
accountRepo AccountRepository,
groupRepo GroupRepository,
cfg *config.Config,
) *SchedulerSnapshotService {
svc := NewSchedulerSnapshotService(cache, outboxRepo, accountRepo, groupRepo, cfg)
svc.Start()
return svc
}
// ProvideOpsMetricsCollector creates and starts OpsMetricsCollector.
func ProvideOpsMetricsCollector(
opsRepo OpsRepository,
@@ -201,6 +214,7 @@ var ProviderSet = wire.NewSet(
NewTurnstileService,
NewSubscriptionService,
ProvideConcurrencyService,
ProvideSchedulerSnapshotService,
NewIdentityService,
NewCRSSyncService,
ProvideUpdateService,

10
backend/migrations/036_scheduler_outbox.sql Normal file
View File

@@ -0,0 +1,10 @@
CREATE TABLE IF NOT EXISTS scheduler_outbox (
id BIGSERIAL PRIMARY KEY,
event_type TEXT NOT NULL,
account_id BIGINT NULL,
group_id BIGINT NULL,
payload JSONB NULL,
created_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
);
CREATE INDEX IF NOT EXISTS idx_scheduler_outbox_created_at ON scheduler_outbox (created_at);