dendrite/internal/caching/cache_roomversions.go
Neil Alexander bb2380c254
Allow specifying max age for caches (#2239)
* Allow specifying max age for caches

* Evict cache entry if it's found to be stale when we call Get

* Fix bugs
2022-03-01 16:59:52 +00:00

31 lines
938 B
Go

package caching
import "github.com/matrix-org/gomatrixserverlib"
const (
RoomVersionCacheName = "room_versions"
RoomVersionCacheMaxEntries = 1024
RoomVersionCacheMutable = false
RoomVersionCacheMaxAge = CacheNoMaxAge
)
// RoomVersionsCache contains the subset of functions needed for
// a room version cache.
type RoomVersionCache interface {
GetRoomVersion(roomID string) (roomVersion gomatrixserverlib.RoomVersion, ok bool)
StoreRoomVersion(roomID string, roomVersion gomatrixserverlib.RoomVersion)
}
func (c Caches) GetRoomVersion(roomID string) (gomatrixserverlib.RoomVersion, bool) {
val, found := c.RoomVersions.Get(roomID)
if found && val != nil {
if roomVersion, ok := val.(gomatrixserverlib.RoomVersion); ok {
return roomVersion, true
}
}
return "", false
}
func (c Caches) StoreRoomVersion(roomID string, roomVersion gomatrixserverlib.RoomVersion) {
c.RoomVersions.Set(roomID, roomVersion)
}