minio-hs/examples/FileUploader.hs
Aditya Manthramurthy d59f45fec4
Hlint fixes (#173)
* Hlint fixes

- Will require major version bump as some types were changed from data
  to newtype

* ormolu fixes after hlint
2022-05-27 14:33:05 -07:00

75 lines
2.2 KiB
Haskell
Executable File

#!/usr/bin/env stack
-- stack --resolver lts-14.11 runghc --package minio-hs --package optparse-applicative --package filepath
--
-- MinIO Haskell SDK, (C) 2017, 2018 MinIO, Inc.
--
-- Licensed under the Apache License, Version 2.0 (the "License");
-- you may not use this file except in compliance with the License.
-- You may obtain a copy of the License at
--
-- http://www.apache.org/licenses/LICENSE-2.0
--
-- Unless required by applicable law or agreed to in writing, software
-- distributed under the License is distributed on an "AS IS" BASIS,
-- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-- See the License for the specific language governing permissions and
-- limitations under the License.
--
{-# LANGUAGE OverloadedStrings #-}
{-# LANGUAGE ScopedTypeVariables #-}
import Data.Text (pack)
import Network.Minio
import Options.Applicative
import System.FilePath.Posix
import UnliftIO (throwIO, try)
import Prelude
-- | The following example uses minio's play server at
-- https://play.min.io. The endpoint and associated
-- credentials are provided via the libary constant,
--
-- > minioPlayCI :: ConnectInfo
-- optparse-applicative package based command-line parsing.
fileNameArgs :: Parser FilePath
fileNameArgs =
strArgument
( metavar "FILENAME"
<> help "Name of file to upload to AWS S3 or a MinIO server"
)
cmdParser :: ParserInfo FilePath
cmdParser =
info
(helper <*> fileNameArgs)
( fullDesc
<> progDesc "FileUploader"
<> header
"FileUploader - a simple file-uploader program using minio-hs"
)
main :: IO ()
main = do
let bucket = "my-bucket"
-- Parse command line argument
filepath <- execParser cmdParser
let object = pack $ takeBaseName filepath
res <- runMinio minioPlayCI $ do
-- Make a bucket; catch bucket already exists exception if thrown.
bErr <- try $ makeBucket bucket Nothing
case bErr of
Left BucketAlreadyOwnedByYou -> return ()
Left e -> throwIO e
Right _ -> return ()
-- Upload filepath to bucket; object is derived from filepath.
fPutObject bucket object filepath defaultPutObjectOptions
case res of
Left e -> putStrLn $ "file upload failed due to " ++ show e
Right () -> putStrLn "file upload succeeded."