context.go 1.6 KB

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  1. // Copyright 2019 Yunion
  2. //
  3. // Licensed under the Apache License, Version 2.0 (the "License");
  4. // you may not use this file except in compliance with the License.
  5. // You may obtain a copy of the License at
  6. //
  7. // http://www.apache.org/licenses/LICENSE-2.0
  8. //
  9. // Unless required by applicable law or agreed to in writing, software
  10. // distributed under the License is distributed on an "AS IS" BASIS,
  11. // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  12. // See the License for the specific language governing permissions and
  13. // limitations under the License.
  14. package db
  15. import (
  16. "context"
  17. "yunion.io/x/pkg/appctx"
  18. )
  19. const (
  20. APP_CONTEXT_KEY_DB_METADATA_MANAGER = appctx.AppContextKey("db_metadata_manager")
  21. APP_CONTEXT_KEY_DB_TENANT_CACHE_MANAGER = appctx.AppContextKey("db_tenant_cache_manager")
  22. )
  23. func GetMetadaManagerInContext(ctx context.Context) *SMetadataManager {
  24. val := ctx.Value(APP_CONTEXT_KEY_DB_METADATA_MANAGER)
  25. if val != nil {
  26. return val.(*SMetadataManager)
  27. } else {
  28. return Metadata
  29. }
  30. }
  31. func SaveMetadaManagerInContext(ctx context.Context, manager *SMetadataManager) context.Context {
  32. return context.WithValue(ctx, APP_CONTEXT_KEY_DB_METADATA_MANAGER, manager)
  33. }
  34. func GetTenantCacheManagerInContext(ctx context.Context) *STenantCacheManager {
  35. val := ctx.Value(APP_CONTEXT_KEY_DB_TENANT_CACHE_MANAGER)
  36. if val != nil {
  37. return val.(*STenantCacheManager)
  38. } else {
  39. return TenantCacheManager
  40. }
  41. }
  42. func SaveTenantCacheManagerInContext(ctx context.Context, manager *STenantCacheManager) context.Context {
  43. return context.WithValue(ctx, APP_CONTEXT_KEY_DB_TENANT_CACHE_MANAGER, manager)
  44. }