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Drop support of mongo 2.6 in updateMany and deleteMany

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This commit is contained in:
Victor Denisov 2017-01-21 17:27:24 -08:00
parent dad19515de
commit f57ac94a3b
1 changed files with 2 additions and 54 deletions
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56
Database/MongoDB/Query.hs
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@ -727,7 +727,7 @@ updateBlock ordered col (prevCount, docs) = do
p <- asks mongoPipe p <- asks mongoPipe
let sd = P.serverData p let sd = P.serverData p
if (maxWireVersion sd < 2) if (maxWireVersion sd < 2)
then updateBlockLegacy ordered col (prevCount, docs) then liftIO $ ioError $ userError "updateMany doesn't support mongodb older than 2.6"
else do else do
mode <- asks mongoWriteMode mode <- asks mongoWriteMode
let writeConcern = case mode of let writeConcern = case mode of
@ -760,44 +760,6 @@ interruptibleFor ordered = go []
then return $ reverse (y:res) then return $ reverse (y:res)
else go (y:res) xs f else go (y:res) xs f
updateBlockLegacy :: (MonadIO m)
=> Bool -> Collection -> (Int, [Document]) -> Action m WriteResult
updateBlockLegacy ordered col (prevCount, docs) = do
db <- thisDatabase
ctx <- ask
results <- liftIO $
interruptibleFor ordered (zip [prevCount, (prevCount + 1) ..] docs) $ \(i, updateDoc) -> do
let doc = (at "u" updateDoc) :: Document
let sel = (at "q" updateDoc) :: Document
let upsrt = if at "upsert" updateDoc then [Upsert] else []
let multi = if at "multi" updateDoc then [MultiUpdate] else []
mRes <- runReaderT (write (Update (db <.> col) (upsrt ++ multi) sel doc)) ctx
case mRes of
Nothing -> return $ WriteResult False 0 Nothing 0 [] [] []
Just resDoc -> do
let em = lookup "err" resDoc
let eCode = lookup "code" resDoc
let wtimeout = fromMaybe False $ lookup "wtimeout" resDoc
if isNothing em && isNothing eCode
then do
let n = at "n" resDoc
let ups = do
upsValue <- lookup "upserted" resDoc
return $ Upserted i upsValue
return $ WriteResult False n Nothing 0 (maybeToList ups) [] []
else do
let defaultCode = if wtimeout then 64 else 24
let errV = fromMaybe "unknown error" em
let c = fromMaybe defaultCode eCode
if wtimeout
then do
return $ WriteResult True 0 Nothing 0 [] [] [WriteConcernError c errV]
else do
return $ WriteResult True 0 Nothing 0 [] [WriteFailure i c errV] []
`catch` \(e :: Failure) -> do
return $ WriteResult True 0 Nothing 0 [] [e] []
return $ foldl1' mergeWriteResults results
mergeWriteResults :: WriteResult -> WriteResult -> WriteResult mergeWriteResults :: WriteResult -> WriteResult -> WriteResult
mergeWriteResults mergeWriteResults
(WriteResult failed1 nMatched1 nModified1 nDeleted1 upserted1 writeErrors1 writeConcernErrors1) (WriteResult failed1 nMatched1 nModified1 nDeleted1 upserted1 writeErrors1 writeConcernErrors1)
@ -937,21 +899,7 @@ deleteBlock ordered col (prevCount, docs) = do
p <- asks mongoPipe p <- asks mongoPipe
let sd = P.serverData p let sd = P.serverData p
if (maxWireVersion sd < 2) if (maxWireVersion sd < 2)
then do then liftIO $ ioError $ userError "deleteMany doesn't support mongodb older than 2.6"
db <- thisDatabase
ctx <- ask
results <-
liftIO $ interruptibleFor ordered (zip [prevCount, prevCount + 1 ..] docs) $ \(i, deleteDoc) -> do
let sel = (at "q" deleteDoc) :: Document
let opts = if at "limit" deleteDoc == (1 :: Int) then [SingleRemove] else []
res <- runReaderT (write (Delete (db <.> col) opts sel)) ctx
let n = fromMaybe 0 $ do
resDoc <- res
resDoc !? "n"
return $ WriteResult False 0 Nothing n [] [] [] -- TODO it's only ok when res ok is 1. Should be fixed
`catch` \(e :: Failure) -> do
return $ WriteResult True 0 Nothing 0 [] [addFailureIndex i e] []
return $ foldl1' mergeWriteResults results
else do else do
mode <- asks mongoWriteMode mode <- asks mongoWriteMode
let writeConcern = case mode of let writeConcern = case mode of