Merge branch 'master' into short-links

This commit is contained in:
Evgeny Poberezkin
2025-03-28 19:50:18 +00:00
16 changed files with 215 additions and 96 deletions
+4 -2
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@@ -579,7 +579,7 @@ smpServer started cfg@ServerConfig {transports, transportConfig = tCfg, startOpt
pure ServerMetrics {statsData = d, activeQueueCounts = ps, activeNtfCounts = psNtf, queueCount, notifierCount}
getRealTimeMetrics :: Env -> IO RealTimeMetrics
getRealTimeMetrics Env {clients, sockets, server = Server {subscribers, notifiers, subClients, ntfSubClients}} = do
getRealTimeMetrics Env {clients, sockets, msgStore = AMS _ _ ms, server = Server {subscribers, notifiers, subClients, ntfSubClients}} = do
socketStats <- mapM (traverse getSocketStats) =<< readTVarIO sockets
#if MIN_VERSION_base(4,18,0)
threadsCount <- length <$> listThreads
@@ -591,7 +591,8 @@ smpServer started cfg@ServerConfig {transports, transportConfig = tCfg, startOpt
smpSubClientsCount <- IM.size <$> readTVarIO subClients
ntfSubsCount <- M.size <$> readTVarIO notifiers
ntfSubClientsCount <- IM.size <$> readTVarIO ntfSubClients
pure RealTimeMetrics {socketStats, threadsCount, clientsCount, smpSubsCount, smpSubClientsCount, ntfSubsCount, ntfSubClientsCount}
loadedCounts <- loadedQueueCounts ms
pure RealTimeMetrics {socketStats, threadsCount, clientsCount, smpSubsCount, smpSubClientsCount, ntfSubsCount, ntfSubClientsCount, loadedCounts}
runClient :: Transport c => C.APrivateSignKey -> TProxy c -> c -> M ()
runClient signKey tp h = do
@@ -1449,6 +1450,7 @@ client
withQueue :: (StoreQueue s -> QueueRec -> M (Transmission BrokerMsg)) -> M (Transmission BrokerMsg)
withQueue = withQueue_ True
-- SEND passes queueNotBlocked False here to update time, but it fails anyway on blocked queues (see code for SEND).
withQueue_ :: Bool -> (StoreQueue s -> QueueRec -> M (Transmission BrokerMsg)) -> M (Transmission BrokerMsg)
withQueue_ queueNotBlocked action = case q_ of
Nothing -> pure $ err INTERNAL
+4 -3
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@@ -332,13 +332,13 @@ newEnv config@ServerConfig {smpCredentials, httpCredentials, serverStoreCfg, smp
ASSCfg qt mt (SSCMemory storePaths_) -> do
let storePath = storeMsgsFile =<< storePaths_
ms <- newMsgStore STMStoreConfig {storePath, quota = msgQueueQuota}
forM_ storePaths_ $ \StorePaths {storeLogFile = f} -> loadStoreLog (mkQueue ms) f $ queueStore ms
forM_ storePaths_ $ \StorePaths {storeLogFile = f} -> loadStoreLog (mkQueue ms True) f $ queueStore ms
pure $ AMS qt mt ms
ASSCfg qt mt SSCMemoryJournal {storeLogFile, storeMsgsPath} -> do
let qsCfg = MQStoreCfg
cfg = mkJournalStoreConfig qsCfg storeMsgsPath msgQueueQuota maxJournalMsgCount maxJournalStateLines idleQueueInterval
ms <- newMsgStore cfg
loadStoreLog (mkQueue ms) storeLogFile $ stmQueueStore ms
loadStoreLog (mkQueue ms True) storeLogFile $ stmQueueStore ms
pure $ AMS qt mt ms
#if defined(dbServerPostgres)
ASSCfg qt mt SSCDatabaseJournal {storeCfg, storeMsgsPath'} -> do
@@ -374,7 +374,8 @@ newEnv config@ServerConfig {smpCredentials, httpCredentials, serverStoreCfg, smp
Just f -> do
logInfo $ "compacting queues in file " <> T.pack f
st <- newMsgStore STMStoreConfig {storePath = Nothing, quota = msgQueueQuota}
sl <- readWriteQueueStore False (mkQueue st) f (queueStore st)
-- we don't need to have locks in the map
sl <- readWriteQueueStore False (mkQueue st False) f (queueStore st)
setStoreLog (queueStore st) sl
closeMsgStore st
Nothing -> do
+3 -3
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@@ -118,7 +118,7 @@ smpServerCLI_ generateSite serveStaticFiles attachStaticFiles cfgPath logPath =
("WARNING: message log file " <> storeMsgsFilePath <> " will be imported to journal directory " <> storeMsgsJournalDir)
"Messages not imported"
ms <- newJournalMsgStore MQStoreCfg
readQueueStore True (mkQueue ms) storeLogFile $ stmQueueStore ms
readQueueStore True (mkQueue ms False) storeLogFile $ stmQueueStore ms
msgStats <- importMessages True ms storeMsgsFilePath Nothing False -- no expiration
putStrLn "Import completed"
printMessageStats "Messages" msgStats
@@ -137,7 +137,7 @@ smpServerCLI_ generateSite serveStaticFiles attachStaticFiles cfgPath logPath =
"Journal not exported"
ms <- newJournalMsgStore MQStoreCfg
-- TODO [postgres] in case postgres configured, queues must be read from database
readQueueStore True (mkQueue ms) storeLogFile $ stmQueueStore ms
readQueueStore True (mkQueue ms False) storeLogFile $ stmQueueStore ms
exportMessages True ms storeMsgsFilePath False
putStrLn "Export completed"
case readStoreType ini of
@@ -179,7 +179,7 @@ smpServerCLI_ generateSite serveStaticFiles attachStaticFiles cfgPath logPath =
("WARNING: store log file " <> storeLogFile <> " will be compacted and imported to PostrgreSQL database: " <> B.unpack connstr <> ", schema: " <> B.unpack schema)
"Queue records not imported"
ms <- newJournalMsgStore MQStoreCfg
sl <- readWriteQueueStore True (mkQueue ms) storeLogFile (queueStore ms)
sl <- readWriteQueueStore True (mkQueue ms False) storeLogFile (queueStore ms)
closeStoreLog sl
queues <- readTVarIO $ loadedQueues $ stmQueueStore ms
let storeCfg = PostgresStoreCfg {dbOpts = dbOpts {createSchema = True}, dbStoreLogPath = Nothing, confirmMigrations = MCConsole, deletedTTL = iniDeletedTTL ini}
@@ -62,7 +62,8 @@ import Data.Either (fromRight)
import Data.Functor (($>))
import Data.Int (Int64)
import Data.List (intercalate, sort)
import Data.Maybe (fromMaybe, isNothing, mapMaybe)
import qualified Data.Map.Strict as M
import Data.Maybe (fromMaybe, isJust, isNothing, mapMaybe)
import Data.Text (Text)
import qualified Data.Text as T
import Data.Time.Clock (NominalDiffTime, UTCTime, addUTCTime, getCurrentTime)
@@ -96,6 +97,7 @@ data JournalMsgStore s = JournalMsgStore
queueLocks :: TMap RecipientId Lock,
sharedLock :: TMVar RecipientId,
queueStore_ :: QStore s,
openedQueueCount :: TVar Int,
expireBackupsBefore :: UTCTime
}
@@ -344,12 +346,6 @@ instance QueueStoreClass (JournalQueue s) (QStore s) where
deleteStoreQueue = withQS deleteStoreQueue
{-# INLINE deleteStoreQueue #-}
#if defined(dbServerPostgres)
mkTempQueue :: JournalMsgStore s -> RecipientId -> QueueRec -> IO (JournalQueue s)
mkTempQueue ms rId qr = createLockIO >>= makeQueue_ ms rId qr
{-# INLINE mkTempQueue #-}
#endif
makeQueue_ :: JournalMsgStore s -> RecipientId -> QueueRec -> Lock -> IO (JournalQueue s)
makeQueue_ JournalMsgStore {sharedLock} rId qr queueLock = do
queueRec' <- newTVarIO $ Just qr
@@ -379,8 +375,9 @@ instance MsgStoreClass (JournalMsgStore s) where
queueLocks <- TM.emptyIO
sharedLock <- newEmptyTMVarIO
queueStore_ <- newQueueStore @(JournalQueue s) queueStoreCfg
openedQueueCount <- newTVarIO 0
expireBackupsBefore <- addUTCTime (- expireBackupsAfter config) <$> getCurrentTime
pure JournalMsgStore {config, random, queueLocks, sharedLock, queueStore_, expireBackupsBefore}
pure JournalMsgStore {config, random, queueLocks, sharedLock, queueStore_, openedQueueCount, expireBackupsBefore}
closeMsgStore :: JournalMsgStore s -> IO ()
closeMsgStore ms = do
@@ -388,7 +385,7 @@ instance MsgStoreClass (JournalMsgStore s) where
closeQueues $ loadedQueues @(JournalQueue s) st
closeQueueStore @(JournalQueue s) st
where
closeQueues qs = readTVarIO qs >>= mapM_ closeMsgQueue
closeQueues qs = readTVarIO qs >>= mapM_ (closeMsgQueue ms)
withActiveMsgQueues :: Monoid a => JournalMsgStore s -> (JournalQueue s -> IO a) -> IO a
withActiveMsgQueues = withQS withLoadedQueues . queueStore_
@@ -399,12 +396,12 @@ instance MsgStoreClass (JournalMsgStore s) where
unsafeWithAllMsgQueues tty withData ms action = case queueStore_ ms of
MQStore st -> withLoadedQueues st run
#if defined(dbServerPostgres)
PQStore st -> foldQueueRecs tty withData st Nothing $ uncurry (mkTempQueue ms) >=> run
PQStore st -> foldQueueRecs tty withData st Nothing $ uncurry (mkQueue ms False) >=> run
#endif
where
run q = do
r <- action q
closeMsgQueue q
closeMsgQueue ms q
pure r
-- This function is concurrency safe
@@ -420,7 +417,7 @@ instance MsgStoreClass (JournalMsgStore s) where
PQStore st -> do
let JournalMsgStore {queueLocks, sharedLock} = ms
foldQueueRecs tty False st (Just veryOld) $ \(rId, qr) -> do
q <- mkTempQueue ms rId qr
q <- mkQueue ms False rId qr
withSharedWaitLock rId queueLocks sharedLock $ run $ tryStore' "deleteExpiredMsgs" rId $
getLoadedQueue q >>= unStoreIO . expireQueueMsgs ms now old
#endif
@@ -447,9 +444,26 @@ instance MsgStoreClass (JournalMsgStore s) where
queueStore = queueStore_
{-# INLINE queueStore #-}
mkQueue :: JournalMsgStore s -> RecipientId -> QueueRec -> IO (JournalQueue s)
mkQueue ms rId qr = do
lock <- atomically $ getMapLock (queueLocks ms) rId
loadedQueueCounts :: JournalMsgStore s -> IO LoadedQueueCounts
loadedQueueCounts ms = do
let (qs, ns, nLocks_) = loaded
loadedQueueCount <- M.size <$> readTVarIO qs
loadedNotifierCount <- M.size <$> readTVarIO ns
openJournalCount <- readTVarIO (openedQueueCount ms)
queueLockCount <- M.size <$> readTVarIO (queueLocks ms)
notifierLockCount <- maybe (pure 0) (fmap M.size . readTVarIO) nLocks_
pure LoadedQueueCounts {loadedQueueCount, loadedNotifierCount, openJournalCount, queueLockCount, notifierLockCount}
where
loaded :: (TMap RecipientId (JournalQueue s), TMap NotifierId RecipientId, Maybe (TMap NotifierId Lock))
loaded = case queueStore_ ms of
MQStore STMQueueStore {queues, notifiers} -> (queues, notifiers, Nothing)
#if defined(dbServerPostgres)
PQStore PostgresQueueStore {queues, notifiers, notifierLocks} -> (queues, notifiers, Just notifierLocks)
#endif
mkQueue :: JournalMsgStore s -> Bool -> RecipientId -> QueueRec -> IO (JournalQueue s)
mkQueue ms keepLock rId qr = do
lock <- if keepLock then atomically $ getMapLock (queueLocks ms) rId else createLockIO
makeQueue_ ms rId qr lock
getMsgQueue :: JournalMsgStore s -> JournalQueue s -> Bool -> StoreIO s (JournalMsgQueue s)
@@ -484,7 +498,7 @@ instance MsgStoreClass (JournalMsgStore s) where
-- In case the queue became non-empty on write and then again empty on read
-- we won't be closing it, to avoid frequent open/close on active queues.
r <- peek
when (isNothing r) $ StoreIO $ closeMsgQueue q
when (isNothing r) $ StoreIO $ closeMsgQueue ms q
pure r
where
peek = do
@@ -498,7 +512,7 @@ instance MsgStoreClass (JournalMsgStore s) where
Nothing ->
E.bracket
getNonEmptyMsgQueue
(mapM_ $ \_ -> closeMsgQueue q)
(mapM_ $ \_ -> closeMsgQueue ms q)
(maybe (pure (Nothing, 0)) (unStoreIO . run))
where
run mq = do
@@ -508,7 +522,7 @@ instance MsgStoreClass (JournalMsgStore s) where
Just mq -> do
ts <- readTVarIO $ activeAt q
r <- if now - ts >= idleInterval config
then Just <$> unStoreIO (action mq) `E.finally` closeMsgQueue q
then Just <$> unStoreIO (action mq) `E.finally` closeMsgQueue ms q
else pure Nothing
sz <- unStoreIO $ getQueueSize_ mq
pure (r, sz)
@@ -523,7 +537,7 @@ instance MsgStoreClass (JournalMsgStore s) where
mq <- unStoreIO $ getMsgQueue ms q False
-- queueState was updated in getMsgQueue
readTVarIO queueState >>= \case
Just QState {hasStored} | not hasStored -> closeMsgQueue q $> Nothing
Just QState {hasStored} | not hasStored -> closeMsgQueue ms q $> Nothing
_ -> pure $ Just mq
deleteQueue :: JournalMsgStore s -> JournalQueue s -> IO (Either ErrorType QueueRec)
@@ -586,6 +600,7 @@ instance MsgStoreClass (JournalMsgStore s) where
rh <- createNewJournal queueDirectory $ journalId rs
let hs = MsgQueueHandles {stateHandle = sh, readHandle = rh, writeHandle = Nothing}
atomically $ writeTVar handles $ Just hs
atomically $ modifyTVar' (openedQueueCount ms) (+ 1)
pure hs
switchWriteJournal hs = do
journalId <- newJournalId $ random ms
@@ -657,13 +672,16 @@ openMsgQueue ms@JournalMsgStore {config} q@JMQueue {queueDirectory = dir, stateP
Just st
| size st == 0 -> do
(st', hs_) <- removeJournals st shouldBackup
when (isJust hs_) incOpenedCount
mkJournalQueue q st' hs_
| otherwise -> do
sh <- openBackupQueueState st shouldBackup
(st', rh, wh_) <- closeOnException sh $ openJournals ms dir st sh
let hs = MsgQueueHandles {stateHandle = sh, readHandle = rh, writeHandle = wh_}
incOpenedCount
mkJournalQueue q st' (Just hs)
where
incOpenedCount = atomically $ modifyTVar' (openedQueueCount ms) (+ 1)
-- If the queue is empty, journals are deleted.
-- New journal is created if queue is written to.
-- canWrite is set to True.
@@ -926,28 +944,30 @@ validQueueState MsgQueueState {readState = rs, writeState = ws, size}
&& msgPos ws == msgCount ws
&& bytePos ws == byteCount ws
-- TODO [postgres] possibly, we need to remove the lock from map
deleteQueue_ :: JournalMsgStore s -> JournalQueue s -> IO (Either ErrorType (QueueRec, Maybe (JournalMsgQueue s)))
deleteQueue_ ms q =
runExceptT $ isolateQueueId "deleteQueue_" ms rId $
deleteStoreQueue (queueStore_ ms) q >>= mapM remove
runExceptT $ isolateQueueId "deleteQueue_" ms rId $ do
r <- deleteStoreQueue (queueStore_ ms) q >>= mapM remove
atomically $ TM.delete rId (queueLocks ms)
pure r
where
rId = recipientId q
remove r@(_, mq_) = do
mapM_ closeMsgQueueHandles mq_
mapM_ (closeMsgQueueHandles ms) mq_
removeQueueDirectory ms rId
pure r
closeMsgQueue :: JournalQueue s -> IO ()
closeMsgQueue JournalQueue {msgQueue'} = atomically (swapTVar msgQueue' Nothing) >>= mapM_ closeMsgQueueHandles
closeMsgQueue :: JournalMsgStore s -> JournalQueue s -> IO ()
closeMsgQueue ms JournalQueue {msgQueue'} = atomically (swapTVar msgQueue' Nothing) >>= mapM_ (closeMsgQueueHandles ms)
closeMsgQueueHandles :: JournalMsgQueue s -> IO ()
closeMsgQueueHandles q = readTVarIO (handles q) >>= mapM_ closeHandles
closeMsgQueueHandles :: JournalMsgStore s -> JournalMsgQueue s -> IO ()
closeMsgQueueHandles ms q = readTVarIO (handles q) >>= mapM_ closeHandles
where
closeHandles (MsgQueueHandles sh rh wh_) = do
hClose sh
hClose rh
mapM_ hClose wh_
atomically $ modifyTVar' (openedQueueCount ms) (subtract 1)
removeQueueDirectory :: JournalMsgStore s -> RecipientId -> IO ()
removeQueueDirectory st = removeQueueDirectory_ . msgQueueDirectory st
+8 -1
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@@ -23,6 +23,7 @@ import Control.Monad.IO.Class
import Control.Monad.Trans.Except
import Data.Functor (($>))
import Data.Int (Int64)
import qualified Data.Map.Strict as M
import Simplex.Messaging.Protocol
import Simplex.Messaging.Server.MsgStore.Types
import Simplex.Messaging.Server.QueueStore
@@ -94,7 +95,13 @@ instance MsgStoreClass STMMsgStore where
queueStore = queueStore_
{-# INLINE queueStore #-}
mkQueue _ rId qr = STMQueue rId <$> newTVarIO (Just qr) <*> newTVarIO Nothing
loadedQueueCounts :: STMMsgStore -> IO LoadedQueueCounts
loadedQueueCounts STMMsgStore {queueStore_ = st} = do
loadedQueueCount <- M.size <$> readTVarIO (queues st)
loadedNotifierCount <- M.size <$> readTVarIO (notifiers st)
pure LoadedQueueCounts {loadedQueueCount, loadedNotifierCount, openJournalCount = 0, queueLockCount = 0, notifierLockCount = 0}
mkQueue _ _ rId qr = STMQueue rId <$> newTVarIO (Just qr) <*> newTVarIO Nothing
{-# INLINE mkQueue #-}
getMsgQueue :: STMMsgStore -> STMQueue -> Bool -> STM STMMsgQueue
+11 -2
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@@ -44,9 +44,10 @@ class (Monad (StoreMonad s), QueueStoreClass (StoreQueue s) (QueueStore s)) => M
logQueueStates :: s -> IO ()
logQueueState :: StoreQueue s -> StoreMonad s ()
queueStore :: s -> QueueStore s
loadedQueueCounts :: s -> IO LoadedQueueCounts
-- message store methods
mkQueue :: s -> RecipientId -> QueueRec -> IO (StoreQueue s)
mkQueue :: s -> Bool -> RecipientId -> QueueRec -> IO (StoreQueue s)
getMsgQueue :: s -> StoreQueue s -> Bool -> StoreMonad s (MsgQueue (StoreQueue s))
getPeekMsgQueue :: s -> StoreQueue s -> StoreMonad s (Maybe (MsgQueue (StoreQueue s), Message))
@@ -89,11 +90,19 @@ instance Semigroup MessageStats where
MessageStats a b c <> MessageStats x y z = MessageStats (a + x) (b + y) (c + z)
{-# INLINE (<>) #-}
data LoadedQueueCounts = LoadedQueueCounts
{ loadedQueueCount :: Int,
loadedNotifierCount :: Int,
openJournalCount :: Int,
queueLockCount :: Int,
notifierLockCount :: Int
}
newMessageStats :: MessageStats
newMessageStats = MessageStats 0 0 0
addQueue :: MsgStoreClass s => s -> RecipientId -> QueueRec -> IO (Either ErrorType (StoreQueue s))
addQueue st = addQueue_ (queueStore st) (mkQueue st)
addQueue st = addQueue_ (queueStore st) (mkQueue st True)
{-# INLINE addQueue #-}
getQueue :: (MsgStoreClass s, DirectParty p) => s -> SParty p -> QueueId -> IO (Either ErrorType (StoreQueue s))
+27 -3
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@@ -12,6 +12,7 @@ import Data.Time.Clock (UTCTime (..), diffUTCTime)
import Data.Time.Clock.System (systemEpochDay)
import Data.Time.Format.ISO8601 (iso8601Show)
import Network.Socket (ServiceName)
import Simplex.Messaging.Server.MsgStore.Types (LoadedQueueCounts (..))
import Simplex.Messaging.Server.Stats
import Simplex.Messaging.Transport.Server (SocketStats (..))
@@ -30,7 +31,8 @@ data RealTimeMetrics = RealTimeMetrics
smpSubsCount :: Int,
smpSubClientsCount :: Int,
ntfSubsCount :: Int,
ntfSubClientsCount :: Int
ntfSubClientsCount :: Int,
loadedCounts :: LoadedQueueCounts
}
{-# FOURMOLU_DISABLE\n#-}
@@ -46,7 +48,8 @@ prometheusMetrics sm rtm ts =
smpSubsCount,
smpSubClientsCount,
ntfSubsCount,
ntfSubClientsCount
ntfSubClientsCount,
loadedCounts
} = rtm
ServerStatsData
{ _fromTime,
@@ -371,7 +374,28 @@ prometheusMetrics sm rtm ts =
\\n\
\# HELP simplex_smp_subscription_ntf_clients_total Total subscribed NTF servers, first counting method\n\
\# TYPE simplex_smp_subscription_ntf_clients_total gauge\n\
\simplex_smp_subscription_ntf_clients_total " <> mshow ntfSubClientsCount <> "\n# ntfSubClients\n"
\simplex_smp_subscription_ntf_clients_total " <> mshow ntfSubClientsCount <> "\n# ntfSubClients\n\
\\n\
\# HELP simplex_smp_loaded_queues_queue_count Total loaded queues count (all queues for memory/journal storage)\n\
\# TYPE simplex_smp_loaded_queues_queue_count gauge\n\
\simplex_smp_loaded_queues_queue_count " <> mshow (loadedQueueCount loadedCounts) <> "\n# loadedCounts.loadedQueueCount\n\
\\n\
\# HELP simplex_smp_loaded_queues_ntf_count Total loaded ntf credential references (all ntf credentials for memory/journal storage)\n\
\# TYPE simplex_smp_loaded_queues_ntf_count gauge\n\
\simplex_smp_loaded_queues_ntf_count " <> mshow (loadedNotifierCount loadedCounts) <> "\n# loadedCounts.loadedNotifierCount\n\
\\n\
\# HELP simplex_smp_loaded_queues_open_journal_count Total opened queue journals (0 for memory storage)\n\
\# TYPE simplex_smp_loaded_queues_open_journal_count gauge\n\
\simplex_smp_loaded_queues_open_journal_count " <> mshow (openJournalCount loadedCounts) <> "\n# loadedCounts.openJournalCount\n\
\\n\
\# HELP simplex_smp_loaded_queues_queue_lock_count Total queue locks (0 for memory storage)\n\
\# TYPE simplex_smp_loaded_queues_queue_lock_count gauge\n\
\simplex_smp_loaded_queues_queue_lock_count " <> mshow (queueLockCount loadedCounts) <> "\n# loadedCounts.queueLockCount\n\
\\n\
\# HELP simplex_smp_loaded_queues_ntf_lock_count Total notifier locks (0 for memory/journal storage)\n\
\# TYPE simplex_smp_loaded_queues_ntf_lock_count gauge\n\
\simplex_smp_loaded_queues_ntf_lock_count " <> mshow (notifierLockCount loadedCounts) <> "\n# loadedCounts.notifierLockCount\n"
socketsMetric :: (SocketStats -> Int) -> Text -> Text -> Text
socketsMetric sel metric descr =
"# HELP " <> metric <> " " <> descr <> "\n"
@@ -155,39 +155,52 @@ instance StoreQueueClass q => QueueStoreClass q (PostgresQueueStore q) where
-- hasId = anyM [TM.memberIO rId queues, TM.memberIO senderId senders, hasNotifier]
-- hasNotifier = maybe (pure False) (\NtfCreds {notifierId} -> TM.memberIO notifierId notifiers) notifier
getQueue_ :: DirectParty p => PostgresQueueStore q -> (RecipientId -> QueueRec -> IO q) -> SParty p -> QueueId -> IO (Either ErrorType q)
getQueue_ :: DirectParty p => PostgresQueueStore q -> (Bool -> RecipientId -> QueueRec -> IO q) -> SParty p -> QueueId -> IO (Either ErrorType q)
getQueue_ st mkQ party qId = case party of
SRecipient -> getRcvQueue qId
SSender -> TM.lookupIO qId senders >>= maybe loadSndQueue getRcvQueue
SNotifier -> TM.lookupIO qId notifiers >>= maybe loadNtfQueue getRcvQueue
SLinkClient -> loadLinkQueue
SSender -> TM.lookupIO qId senders >>= maybe (mask loadSndQueue) getRcvQueue
-- TODO [short links] use map of link IDs - queue will be added there on creation in case there is data
SLinkClient -> mask loadLinkQueue
-- loaded queue is deleted from notifiers map to reduce cache size after queue was subscribed to by ntf server
SNotifier -> TM.lookupIO qId notifiers >>= maybe (mask loadNtfQueue) (getRcvQueue >=> (atomically (TM.delete qId notifiers) $>))
where
PostgresQueueStore {queues, senders, notifiers} = st
getRcvQueue rId = TM.lookupIO rId queues >>= maybe loadRcvQueue (pure . Right)
loadRcvQueue = loadQueue " WHERE recipient_id = ?" $ \_ -> pure ()
loadSndQueue = loadQueue " WHERE sender_id = ?" $ \rId -> TM.insert qId rId senders
loadNtfQueue = loadQueue " WHERE notifier_id = ?" $ \_ -> pure () -- do NOT cache ref - ntf subscriptions are rare
loadLinkQueue = loadQueue " WHERE link_id = ?" $ \_ -> pure ()
loadQueue condition insertRef =
E.uninterruptibleMask_ $ runExceptT $ do
(rId, qRec) <-
withDB "getQueue_" st $ \db -> firstRow rowToQueueRec AUTH $
DB.query db (queueRecQuery <> condition <> " AND deleted_at IS NULL") (Only qId)
liftIO $ do
sq <- mkQ rId qRec -- loaded queue
-- This lock prevents the scenario when the queue is added to cache,
-- while another thread is proccessing the same queue in withAllMsgQueues
-- without adding it to cache, possibly trying to open the same files twice.
-- Alse see comment in idleDeleteExpiredMsgs.
withQueueLock sq "getQueue_" $ atomically $
-- checking the cache again for concurrent reads,
-- use previously loaded queue if exists.
TM.lookup rId queues >>= \case
Just sq' -> pure sq'
Nothing -> do
insertRef rId
TM.insert rId sq queues
pure sq
getRcvQueue rId = TM.lookupIO rId queues >>= maybe (mask loadRcvQueue) (pure . Right)
loadRcvQueue = do
(rId, qRec) <- loadQueue " WHERE recipient_id = ?"
liftIO $ cacheQueue rId qRec $ \_ -> pure () -- recipient map already checked, not caching sender ref
loadSndQueue = loadSndQueue_ " WHERE sender_id = ?"
loadLinkQueue = loadSndQueue_ " WHERE link_id = ?"
loadNtfQueue = do
(rId, qRec) <- loadQueue " WHERE notifier_id = ?"
liftIO $
TM.lookupIO rId queues -- checking recipient map first, not creating lock in map, not caching queue
>>= maybe (mkQ False rId qRec) pure
loadSndQueue_ condition = do
(rId, qRec) <- loadQueue condition
liftIO $
TM.lookupIO rId queues -- checking recipient map first
>>= maybe (cacheQueue rId qRec cacheSender) (atomically (cacheSender rId) $>)
mask = E.uninterruptibleMask_ . runExceptT
cacheSender rId = TM.insert qId rId senders
loadQueue condition =
withDB "getQueue_" st $ \db -> firstRow rowToQueueRec AUTH $
DB.query db (queueRecQuery <> condition <> " AND deleted_at IS NULL") (Only qId)
cacheQueue rId qRec insertRef = do
sq <- mkQ True rId qRec -- loaded queue
-- This lock prevents the scenario when the queue is added to cache,
-- while another thread is proccessing the same queue in withAllMsgQueues
-- without adding it to cache, possibly trying to open the same files twice.
-- Alse see comment in idleDeleteExpiredMsgs.
withQueueLock sq "getQueue_" $ atomically $
-- checking the cache again for concurrent reads,
-- use previously loaded queue if exists.
TM.lookup rId queues >>= \case
Just sq' -> pure sq'
Nothing -> do
insertRef rId
TM.insert rId sq queues
pure sq
getQueueLinkData :: PostgresQueueStore q -> q -> LinkId -> IO (Either ErrorType QueueLinkData)
getQueueLinkData st sq lnkId = runExceptT $ do
@@ -328,7 +341,9 @@ instance StoreQueueClass q => QueueStoreClass q (PostgresQueueStore q) where
DB.execute db "UPDATE msg_queues SET deleted_at = ? WHERE recipient_id = ? AND deleted_at IS NULL" (ts, rId)
atomically $ writeTVar qr Nothing
atomically $ TM.delete (senderId q) $ senders st
forM_ (notifier q) $ \NtfCreds {notifierId} -> atomically $ TM.delete notifierId $ notifiers st
forM_ (notifier q) $ \NtfCreds {notifierId} -> do
atomically $ TM.delete notifierId $ notifiers st
atomically $ TM.delete notifierId $ notifierLocks st
mq_ <- atomically $ swapTVar (msgQueue sq) Nothing
withLog "deleteStoreQueue" st (`logDeleteQueue` rId)
pure (q, mq_)
@@ -96,7 +96,7 @@ instance StoreQueueClass q => QueueStoreClass q (STMQueueStore q) where
hasNotifier = maybe (pure False) (\NtfCreds {notifierId} -> TM.member notifierId notifiers) notifier
hasLink = maybe (pure False) (\(lnkId, _) -> TM.member lnkId links) queueData
getQueue_ :: DirectParty p => STMQueueStore q -> (RecipientId -> QueueRec -> IO q) -> SParty p -> QueueId -> IO (Either ErrorType q)
getQueue_ :: DirectParty p => STMQueueStore q -> (Bool -> RecipientId -> QueueRec -> IO q) -> SParty p -> QueueId -> IO (Either ErrorType q)
getQueue_ st _ party qId =
maybe (Left AUTH) Right <$> case party of
SRecipient -> TM.lookupIO qId queues
@@ -29,7 +29,7 @@ class StoreQueueClass q => QueueStoreClass q s where
loadedQueues :: s -> TMap RecipientId q
compactQueues :: s -> IO Int64
addQueue_ :: s -> (RecipientId -> QueueRec -> IO q) -> RecipientId -> QueueRec -> IO (Either ErrorType q)
getQueue_ :: DirectParty p => s -> (RecipientId -> QueueRec -> IO q) -> SParty p -> QueueId -> IO (Either ErrorType q)
getQueue_ :: DirectParty p => s -> (Bool -> RecipientId -> QueueRec -> IO q) -> SParty p -> QueueId -> IO (Either ErrorType q)
getQueueLinkData :: s -> q -> LinkId -> IO (Either ErrorType QueueLinkData)
addQueueLinkData :: s -> q -> LinkId -> QueueLinkData -> IO (Either ErrorType ())
deleteQueueLinkData :: s -> q -> IO (Either ErrorType ())
@@ -58,7 +58,7 @@ readQueueStore tty mkQ f st = readLogLines tty f $ \_ -> processLine
withQueue qId op a = runExceptT go >>= qError qId op
where
go = do
q <- ExceptT $ getQueue_ st mkQ SRecipient qId
q <- ExceptT $ getQueue_ st (\_ -> mkQ) SRecipient qId
liftIO (readTVarIO $ queueRec q) >>= \case
Nothing -> logWarn $ logPfx qId op <> "already deleted"
Just _ -> void $ ExceptT $ a q