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Parallelise s3 cache probing #97

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merged 1 commit into from
Jul 27, 2017
Merged

Parallelise s3 cache probing #97

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1 change: 1 addition & 0 deletions Rome.cabal
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Original file line number Diff line number Diff line change
Expand Up @@ -56,6 +56,7 @@ library
, resourcet >= 1.1
, optparse-applicative >= 0.12
, aeson >= 0.11
, lifted-async >= 0.9

ghc-options: -Wall -fno-warn-unused-do-bind

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8 changes: 5 additions & 3 deletions src/Lib.hs
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Expand Up @@ -31,6 +31,7 @@ import qualified Data.Conduit as C (Conduit, await, yield, ($$),
(=$=))
import qualified Data.Conduit.Binary as C (sinkFile, sinkLbs,
sourceFile, sourceLbs)
import Control.Concurrent.Async.Lifted.Safe (mapConcurrently)
import qualified Data.S3Config as S3Config
import Data.Maybe (fromMaybe)
import Data.Monoid ((<>))
Expand Down Expand Up @@ -1280,9 +1281,10 @@ probeS3ForFrameworks :: S3.BucketName -- ^ The chache definition.
-> ReaderT (AWS.Env, CachePrefix, Bool) IO [FrameworkAvailability]
probeS3ForFrameworks s3BucketName
reverseRomeMap
frameworkVersions = sequence . probeForEachFramework
frameworkVersions
platforms = mapConcurrently probe frameworkVersions
where
probeForEachFramework = mapM (probeS3ForFramework s3BucketName reverseRomeMap) frameworkVersions
probe framework = probeS3ForFramework s3BucketName reverseRomeMap framework platforms



Expand All @@ -1297,7 +1299,7 @@ probeS3ForFramework s3BucketName
frameworkVersion
platforms = fmap (FrameworkAvailability frameworkVersion) probeForEachPlatform
where
probeForEachPlatform = mapM (probeS3ForFrameworkOnPlatform s3BucketName reverseRomeMap frameworkVersion) platforms
probeForEachPlatform = mapConcurrently (probeS3ForFrameworkOnPlatform s3BucketName reverseRomeMap frameworkVersion) platforms


-- | Probes the caches described by `RomeCacheInfo` to check whether a `FrameworkVersion` is present or not for a `TargetPlatform`.
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