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More flexible caching (#1101)

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Neil Alexander 2020-06-05 16:42:01 +01:00 • committed by GitHub
parent 76ff47c052
commit e7b19d2c70
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16 changed files with 189 additions and 142 deletions
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41
internal/caching/cache_serverkeys.go Normal file
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@ -0,0 +1,41 @@
package caching
import (
"fmt"
"github.com/matrix-org/gomatrixserverlib"
)
const (
ServerKeyCacheName = "server_key"
ServerKeyCacheMaxEntries = 4096
ServerKeyCacheMutable = true
)
// ServerKeyCache contains the subset of functions needed for
// a server key cache.
type ServerKeyCache interface {
GetServerKey(request gomatrixserverlib.PublicKeyLookupRequest) (response gomatrixserverlib.PublicKeyLookupResult, ok bool)
StoreServerKey(request gomatrixserverlib.PublicKeyLookupRequest, response gomatrixserverlib.PublicKeyLookupResult)
}
func (c Caches) GetServerKey(
request gomatrixserverlib.PublicKeyLookupRequest,
) (gomatrixserverlib.PublicKeyLookupResult, bool) {
key := fmt.Sprintf("%s/%s", request.ServerName, request.KeyID)
val, found := c.ServerKeys.Get(key)
if found && val != nil {
if keyLookupResult, ok := val.(gomatrixserverlib.PublicKeyLookupResult); ok {
return keyLookupResult, true
}
}
return gomatrixserverlib.PublicKeyLookupResult{}, false
}
func (c Caches) StoreServerKey(
request gomatrixserverlib.PublicKeyLookupRequest,
response gomatrixserverlib.PublicKeyLookupResult,
) {
key := fmt.Sprintf("%s/%s", request.ServerName, request.KeyID)
c.ServerKeys.Set(key, response)
}