dendrite/internal/caching/cache_lazy_load_members.go
2022-04-12 13:37:29 +02:00

50 lines
1.2 KiB
Go

package caching
import (
"fmt"
"time"
"github.com/matrix-org/gomatrixserverlib"
)
const (
LazyLoadCacheName = "lazy_load_members"
LazyLoadCacheMaxEntries = 128
LazyLoadCacheMutable = true
LazyLoadCacheMaxAge = time.Minute * 30
)
type LazyLoadCache struct {
*InMemoryLRUCachePartition
}
// NewLazyLoadCache creates a new InMemoryLRUCachePartition.
func NewLazyLoadCache() (*LazyLoadCache, error) {
cache, err := NewInMemoryLRUCachePartition(
LazyLoadCacheName,
LazyLoadCacheMutable,
LazyLoadCacheMaxEntries,
LazyLoadCacheMaxAge,
false,
)
if err != nil {
return nil, err
}
go cacheCleaner(cache)
return &LazyLoadCache{cache}, err
}
func (c *LazyLoadCache) StoreLazyLoadedMembers(reqUser, deviceID, roomID, userID string, event *gomatrixserverlib.HeaderedEvent) {
cacheKey := fmt.Sprintf("%s/%s/%s/%s", reqUser, deviceID, roomID, userID)
c.Set(cacheKey, event)
}
func (c *LazyLoadCache) GetLazyLoadedMembers(reqUser, deviceID, roomID, userID string) (*gomatrixserverlib.HeaderedEvent, bool) {
cacheKey := fmt.Sprintf("%s/%s/%s/%s", reqUser, deviceID, roomID, userID)
val, ok := c.Get(cacheKey)
if !ok {
return nil, ok
}
return val.(*gomatrixserverlib.HeaderedEvent), ok
}