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https://github.com/simplex-chat/simplex-chat.git
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2bd1a82b7d
* Revert "deps: switch to base64 via simplexmq (#3957)"
This reverts commit d65137882b.
* update simplexmq
52 lines
2.5 KiB
Haskell
52 lines
2.5 KiB
Haskell
{-# LANGUAGE OverloadedStrings #-}
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module WebRTCTests where
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import Control.Monad.Except
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import Crypto.Random (getRandomBytes)
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import qualified Data.ByteString.Base64.URL as U
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import qualified Data.ByteString.Char8 as B
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import Foreign.StablePtr
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import Simplex.Chat.Mobile
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import Simplex.Chat.Mobile.WebRTC
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import qualified Simplex.Messaging.Crypto as C
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import System.FilePath ((</>))
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import Test.Hspec
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webRTCTests :: SpecWith FilePath
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webRTCTests = describe "WebRTC crypto" $ do
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it "encrypts and decrypts media" $ \tmp -> do
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Right c <- chatMigrateInit (tmp </> "1") "" "yesUp"
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cc <- newStablePtr c
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key <- U.encode <$> getRandomBytes 32
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frame <- getRandomBytes 1000
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Right frame' <- runExceptT $ chatEncryptMedia cc key $ frame <> B.replicate reservedSize '\NUL'
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B.length frame' `shouldBe` B.length frame + reservedSize
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Right frame'' <- runExceptT $ chatDecryptMedia key frame'
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frame'' `shouldBe` frame <> B.replicate reservedSize '\NUL'
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it "should fail on invalid frame size" $ \tmp -> do
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Right c <- chatMigrateInit (tmp </> "1") "" "yesUp"
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cc <- newStablePtr c
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key <- U.encode <$> getRandomBytes 32
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frame <- getRandomBytes 10
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runExceptT (chatEncryptMedia cc key frame) `shouldReturn` Left "frame has no [reserved space for] IV and/or auth tag"
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runExceptT (chatDecryptMedia key frame) `shouldReturn` Left "frame has no [reserved space for] IV and/or auth tag"
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it "should fail on invalid key" $ \tmp -> do
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Right c <- chatMigrateInit (tmp </> "1") "" "yesUp"
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cc <- newStablePtr c
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let key = B.replicate 32 '#'
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frame <- (<> B.replicate reservedSize '\NUL') <$> getRandomBytes 100
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runExceptT (chatEncryptMedia cc key frame) `shouldReturn` Left "invalid key: invalid character at offset: 0"
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runExceptT (chatDecryptMedia key frame) `shouldReturn` Left "invalid key: invalid character at offset: 0"
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it "should fail on invalid auth tag" $ \tmp -> do
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Right c <- chatMigrateInit (tmp </> "1") "" "yesUp"
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cc <- newStablePtr c
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key <- U.encode <$> getRandomBytes 32
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frame <- getRandomBytes 1000
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Right frame' <- runExceptT $ chatEncryptMedia cc key $ frame <> B.replicate reservedSize '\NUL'
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Right frame'' <- runExceptT $ chatDecryptMedia key frame'
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frame'' `shouldBe` frame <> B.replicate reservedSize '\NUL'
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let (encFrame, rest) = B.splitAt (B.length frame' - reservedSize) frame
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(_tag, iv) = B.splitAt C.authTagSize rest
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badFrame = encFrame <> B.replicate C.authTagSize '\NUL' <> iv
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runExceptT (chatDecryptMedia key badFrame) `shouldReturn` Left "AESDecryptError"
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