schmittlauch/Hash2Pub
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improve logging: line buffering, time stamps

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contributes to #60
This commit is contained in:
Trolli Schmittlauch 2020-09-16 01:54:50 +02:00
parent bb17b136d6
commit a2f268d374
1 changed files with 4 additions and 2 deletions
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6
src/Hash2Pub/PostService.hs
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@ -100,6 +100,7 @@ instance DHT d => Service PostService d where
statsQueue' <- newTQueueIO
loadStats' <- newTVarIO emptyStats
loggingFile <- openFile (confLogfilePath conf) WriteMode
hSetBuffering loggingFile LineBuffering
let
thisService = PostService
{ serviceConf = conf
@ -121,7 +122,7 @@ instance DHT d => Service PostService d where
-- log a start message, this also truncates existing files
TxtI.hPutStrLn loggingFile $ Txt.unlines
[ "# Starting mock relay implementation"
, "#relay receive rate ;relay delivery rate ;instance publish rate ;instance fetch rate ;total subscriptions"
, "#time stamp ; relay receive rate ;relay delivery rate ;instance publish rate ;instance fetch rate ;total subscriptions"
]
-- Run 'concurrently_' from another thread to be able to return the
-- 'PostService'.
@ -841,7 +842,8 @@ evaluateStatsThread serv statsAcc = getPOSIXTime >>= loop
-- later: current (reported) load, target load
subscriberSum <- sumSubscribers
TxtI.hPutStrLn (logFileHandle serv) $
format (fixed 20 % ";" % fixed 20 % ";" % fixed 20 % ";" % fixed 20 % ";" % int )
format (fixed 9 % ";" % fixed 20 % ";" % fixed 20 % ";" % fixed 20 % ";" % fixed 20 % ";" % int )
(realToFrac now :: Double)
(sum . relayReceiveRates $ rateStats)
(sum . relayDeliveryRates $ rateStats)
(postPublishRate rateStats)