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feat(kol): cache marketplace and generation reads with singleflight

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Add cache-aside + singleflight to KOL marketplace list/detail, my-subscription
prompts, and generation schema lookups. Invalidate the shared public-facing
caches when subscriptions are added/revoked (ops) or KOL profile is updated.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
This commit is contained in:
liangxu
2026-05-24 11:33:17 +08:00
parent 09c8fe1e56
commit 8761e47f78
10 changed files with 339 additions and 102 deletions
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server/internal/tenant/app/kol_generation_service.go
+24 -22
View File
@@ -129,30 +129,32 @@ func (s *KolGenerationService) WithCache(c sharedcache.Cache) *KolGenerationServ
}
func (s *KolGenerationService) GetSchema(ctx context.Context, actor auth.Actor, subPromptID int64) (*KolSubscriptionPromptSchemaResponse, error) {
row, prompt, err := s.loadAuthorizedPrompt(ctx, actor, subPromptID)
if err != nil {
return nil, err
}
return sharedcache.LoadJSON(ctx, s.cache, &s.cacheGroup, kolSubscriptionPromptSchemaCacheKey(actor.TenantID, subPromptID), defaultCacheTTL(), func(loadCtx context.Context) (*KolSubscriptionPromptSchemaResponse, error) {
row, prompt, err := s.loadAuthorizedPrompt(loadCtx, actor, subPromptID)
if err != nil {
return nil, err
}
schema, err := decodeKolSchema(prompt.SchemaJSON)
if err != nil {
return nil, response.ErrInternal(50096, "kol_generation_schema_decode_failed", err.Error())
}
cardConfig, err := decodeKolCardConfig(prompt.CardConfigJSON)
if err != nil {
return nil, response.ErrInternal(50097, "kol_generation_card_config_decode_failed", err.Error())
}
schema, err := decodeKolSchema(prompt.SchemaJSON)
if err != nil {
return nil, response.ErrInternal(50096, "kol_generation_schema_decode_failed", err.Error())
}
cardConfig, err := decodeKolCardConfig(prompt.CardConfigJSON)
if err != nil {
return nil, response.ErrInternal(50097, "kol_generation_card_config_decode_failed", err.Error())
}
return &KolSubscriptionPromptSchemaResponse{
SubscriptionPromptID: row.ID,
PackageID: row.PackageID,
PackageName: row.PackageName,
PromptID: row.PromptID,
PromptName: row.PromptName,
PlatformHint: row.PlatformHint,
SchemaJSON: schema,
CardConfigJSON: cardConfig,
}, nil
return &KolSubscriptionPromptSchemaResponse{
SubscriptionPromptID: row.ID,
PackageID: row.PackageID,
PackageName: row.PackageName,
PromptID: row.PromptID,
PromptName: row.PromptName,
PlatformHint: row.PlatformHint,
SchemaJSON: schema,
CardConfigJSON: cardConfig,
}, nil
})
}
func (s *KolGenerationService) Submit(ctx context.Context, actor auth.Actor, subPromptID int64, req KolGenerationSubmitRequest) (*KolGenerationSubmitResponse, error) {