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adjust cache entry insertion to usage of RingMap

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#48
This commit is contained in:
Trolli Schmittlauch 2020-06-17 14:53:36 +02:00
parent fb164dea0a
commit 43e4ab184e
1 changed files with 5 additions and 4 deletions
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3
src/Hash2Pub/DHTProtocol.hs
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@ -60,6 +60,7 @@ import Hash2Pub.FediChordTypes (CacheEntry (..),
NodeID, NodeState (..),
RemoteNodeState (..),
RingEntry (..), RingMap (..),
addRMapEntryWith,
cacheGetNodeStateUnvalidated,
cacheLookup, cacheLookupPred,
cacheLookupSucc, localCompare,
@ -121,7 +122,7 @@ addCacheEntryPure now (RemoteCacheEntry ns ts) cache =
let
-- TODO: limit diffSeconds to some maximum value to prevent malicious nodes from inserting entries valid nearly until eternity
timestamp' = if ts <= now then ts else now
newCache = addRMapEntryWith insertCombineFunction (KeyEntry (CacheEntry False ns timestamp')) cache
newCache = addRMapEntryWith insertCombineFunction (CacheEntry False ns timestamp') cache
insertCombineFunction newVal@(KeyEntry (CacheEntry newValidationState newNode newTimestamp)) oldVal =
case oldVal of
ProxyEntry n _ -> ProxyEntry n (Just newVal)