User WriteFailure instead of WriteError
This commit is contained in:
Victor Denisov
parent
c6bd17f1f4
commit
460c7e735b
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@ -78,7 +78,6 @@ import Data.Bson (Document, Field(..), Label, Val, Value(String, Doc, Bool),
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Javascript, at, valueAt, lookup, look, genObjectId, (=:),
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(=?), (!?), Val(..), ObjectId)
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import Data.Bson.Binary (putDocument)
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import Data.IORef (newIORef, writeIORef, readIORef)
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import Data.Maybe (fromJust, isJust)
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import Data.Text (Text)
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import qualified Data.Text as T
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@ -128,7 +127,7 @@ data Failure =
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ConnectionFailure IOError -- ^ TCP connection ('Pipeline') failed. May work if you try again on the same Mongo 'Connection' which will create a new Pipe.
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| CursorNotFoundFailure CursorId -- ^ Cursor expired because it wasn't accessed for over 10 minutes, or this cursor came from a different server that the one you are currently connected to (perhaps a fail over happen between servers in a replica set)
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| QueryFailure ErrorCode String -- ^ Query failed for some reason as described in the string
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| WriteFailure ErrorCode String -- ^ Error observed by getLastError after a write, error description is in string
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| WriteFailure Int ErrorCode String -- ^ Error observed by getLastError after a write, error description is in string, index of failed document is the first argument
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| DocNotFound Selection -- ^ 'fetch' found no document matching selection
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| AggregateFailure String -- ^ 'aggregate' returned an error
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deriving (Show, Eq, Typeable)
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@ -159,7 +158,7 @@ data UpdateResult = UpdateResult
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, nModified :: Maybe Int
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-- ^ Mongodb server before 2.6 doesn't allow to calculate this value. This field is nothing if we can't calculate the number of modified documents.
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, upserted :: [Upserted]
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, writeErrors :: [WriteError]
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, writeErrors :: [Failure]
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, writeConcernErrors :: [WriteConcernError]
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} deriving Show
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@ -176,12 +175,6 @@ data WriteConcernError = WriteConcernError
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, wceErrMsg :: String
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} deriving Show
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data WriteError = WriteError
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{ errIndex :: Int
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, errCode :: Int
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, errMsg :: String
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} deriving Show
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data DeleteResult = DeleteResult
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master :: AccessMode
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@ -492,7 +485,7 @@ insertBlock opts col docs = do
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when (isJust res) $ do
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let jRes = fromJust res
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let e = lookup "err" jRes
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when (isJust e) $ liftIO $ throwIO $ WriteFailure (maybe 0 id $ lookup "code" jRes) (fromJust e)
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when (isJust e) $ liftIO $ throwIO $ WriteFailure 0 (maybe 0 id $ lookup "code" jRes) (fromJust e) -- Add proper index in the first argument
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return $ map (valueAt "_id") docs'
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else do
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mode <- asks mongoWriteMode
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@ -503,15 +496,15 @@ insertBlock opts col docs = do
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case (look "writeErrors" doc, look "writeConcernError" doc) of
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(Nothing, Nothing) -> return $ map (valueAt "_id") docs'
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(Just err, Nothing) -> do
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liftIO $ throwIO $ WriteFailure
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liftIO $ throwIO $ WriteFailure 0 -- Add proper index
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(maybe 0 id $ lookup "ok" doc)
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(show err)
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(Nothing, Just err) -> do
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liftIO $ throwIO $ WriteFailure
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liftIO $ throwIO $ WriteFailure 0 -- Add proper index
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(maybe 0 id $ lookup "ok" doc)
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(show err)
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(Just err, Just writeConcernErr) -> do -- TODO writeConcernError is not a failure
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liftIO $ throwIO $ WriteFailure
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liftIO $ throwIO $ WriteFailure 0 -- Add proper index
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(maybe 0 id $ lookup "ok" doc)
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(show err ++ show writeConcernErr)
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@ -526,7 +519,7 @@ splitAtLimit ordered maxSize maxCount list = chop (go 0 0 []) list
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then
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go curSize curCount [] xs -- Skip this document and insert the other documents.
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else
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throw $ WriteFailure 0 "One document is too big for the message"
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throw $ WriteFailure 0 0 "One document is too big for the message" -- TODO add proper index in the first argument
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go curSize curCount res (x:xs) =
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if ( ((curSize + (sizeOfDocument x) + 2 + curCount) > maxSize)
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-- we have ^ 2 brackets and curCount commas in
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@ -590,7 +583,7 @@ update :: (MonadIO m)
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update opts (Select sel col) up = do
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res <- update' True col [(sel, up, opts)]
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if not $ null $ writeErrors res
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then liftIO $ throwIO $ WriteFailure 0 (show $ head $ writeErrors res)
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then liftIO $ throwIO $ WriteFailure 0 0 (show $ head $ writeErrors res)
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else return ()
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updateCommandDocument :: Collection -> Bool -> [Document] -> Document -> Document
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@ -655,8 +648,8 @@ update' ordered col updateDocs = do
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blocks <- liftIO $ interruptibleFor ordered (zip lSums chunks) $ \b -> liftIO $ do
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ur <- runReaderT (updateBlock ordered col b) ctx
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return ur
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`catch` \(e :: SomeException) -> do
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return $ UpdateResult True 0 Nothing [] [] [] -- TODO probably should be revised
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`catch` \(e :: Failure) -> do
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return $ UpdateResult True 0 Nothing [] [e] [] -- TODO probably should be revised
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let failedTotal = or $ map failed blocks
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let updatedTotal = sum $ map nMatched blocks
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let modifiedTotal =
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@ -740,9 +733,9 @@ updateBlockLegacy ordered col (prevCount, docs) = do
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then do
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return $ UpdateResult True 0 Nothing [] [] [WriteConcernError c errV]
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else do
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return $ UpdateResult True 0 Nothing [] [WriteError i c errV] []
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`catch` \(e :: SomeException) -> do
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return $ UpdateResult True 0 Nothing [] [WriteError i 0 (show e)] []
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return $ UpdateResult True 0 Nothing [] [WriteFailure i c errV] []
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`catch` \(e :: Failure) -> do
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return $ UpdateResult True 0 Nothing [] [e] []
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return $ foldl1' mergeUpdateResults results
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mergeUpdateResults :: UpdateResult -> UpdateResult -> UpdateResult
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@ -765,8 +758,8 @@ docToUpserted doc = Upserted ind uid
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ind = at "index" doc
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uid = at "_id" doc
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docToWriteError :: Document -> WriteError
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docToWriteError doc = WriteError ind code msg
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docToWriteError :: Document -> Failure
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docToWriteError doc = WriteFailure ind code msg
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where
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ind = at "index" doc
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code = at "code" doc
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@ -877,7 +870,7 @@ deleteBlock ordered col docs = do
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return $ Just e
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let onlyErrors = catMaybes errors
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if not $ null onlyErrors
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then liftIO $ throwIO $ WriteFailure 0 (show onlyErrors)
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then liftIO $ throwIO $ WriteFailure 0 0 (show onlyErrors) -- TODO add normal index (first argument)
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else return ()
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else do
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mode <- asks mongoWriteMode
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@ -888,15 +881,15 @@ deleteBlock ordered col docs = do
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case (look "writeErrors" doc, look "writeConcernError" doc) of
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(Nothing, Nothing) -> return ()
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(Just err, Nothing) -> do
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liftIO $ throwIO $ WriteFailure
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liftIO $ throwIO $ WriteFailure 0 -- TODO add normal index
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(maybe 0 id $ lookup "ok" doc)
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(show err)
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(Nothing, Just err) -> do
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liftIO $ throwIO $ WriteFailure
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liftIO $ throwIO $ WriteFailure 0 -- TODO add normal index
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(maybe 0 id $ lookup "ok" doc)
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(show err)
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(Just err, Just writeConcernErr) -> do
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liftIO $ throwIO $ WriteFailure
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liftIO $ throwIO $ WriteFailure 0 -- TODO add normal index
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(maybe 0 id $ lookup "ok" doc)
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(show err ++ show writeConcernErr)
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