diff options
Diffstat (limited to 'Remote/Glacier.hs')
-rw-r--r-- | Remote/Glacier.hs | 69 |
1 files changed, 40 insertions, 29 deletions
diff --git a/Remote/Glacier.hs b/Remote/Glacier.hs index 8a54b542e..4cdbff99a 100644 --- a/Remote/Glacier.hs +++ b/Remote/Glacier.hs @@ -21,9 +21,12 @@ import Remote.Helper.Encryptable import qualified Remote.Helper.AWS as AWS import Crypto import Creds +import Meters import Annex.Content import qualified Annex +import System.Process + type Vault = String type Archive = FilePath @@ -80,35 +83,43 @@ glacierSetup u c = do ] store :: Remote -> Key -> AssociatedFile -> MeterUpdate -> Annex Bool -store r k _f _p +store r k _f m | keySize k == Just 0 = do warning "Cannot store empty files in Glacier." return False | otherwise = do - src <- inRepo $ gitAnnexLocation k - storeHelper r k src + src <- inRepo $ gitAnnexLocation k + metered (Just m) k $ \meterupdate -> + storeHelper r k $ streamMeteredFile src meterupdate storeEncrypted :: Remote -> (Cipher, Key) -> Key -> MeterUpdate -> Annex Bool -storeEncrypted r (cipher, enck) k _p = - -- With current glacier-cli UI, have to encrypt to a temp file. - withTmp enck $ \tmp -> do - f <- inRepo $ gitAnnexLocation k - liftIO $ encrypt cipher (feedFile f) $ - readBytes $ L.writeFile tmp - storeHelper r enck tmp - -{- Glacier cannot store empty files. So empty keys are handled by - - doing nothing on storage, and re-creating the empty file on retrieve. -} -storeHelper :: Remote -> Key -> FilePath -> Annex Bool -storeHelper r k file = do - showOutput - glacierAction r +storeEncrypted r (cipher, enck) k m = do + f <- inRepo $ gitAnnexLocation k + metered (Just m) k $ \meterupdate -> + storeHelper r enck $ \h -> + encrypt cipher (feedFile f) + (readBytes $ meteredWrite meterupdate h) + +storeHelper :: Remote -> Key -> (Handle -> IO ()) -> Annex Bool +storeHelper r k feeder = go =<< glacierEnv c u + where + c = fromJust $ config r + u = uuid r + params = glacierParams c [ Param "archive" , Param "upload" , Param "--name", Param $ archive r k , Param $ remoteVault r - , File file + , Param "-" ] + go Nothing = return False + go (Just e) = do + showOutput + let p = (proc "glacier" (toCommand params)) { env = Just e } + liftIO $ catchBoolIO $ + withHandle StdinHandle createProcessSuccess p $ \h -> do + feeder h + return True retrieve :: Remote -> Key -> AssociatedFile -> FilePath -> Annex Bool retrieve r k _f d = retrieveHelper r k d @@ -155,11 +166,11 @@ checkPresent r k = do go =<< glacierEnv (fromJust $ config r) (uuid r) where go Nothing = return $ Left "cannot check glacier" - go (Just env) = do + go (Just e) = do {- glacier checkpresent outputs the archive name to stdout if - it's present. -} v <- liftIO $ catchMsgIO $ - readProcessEnv "glacier" (toCommand params) (Just env) + readProcessEnv "glacier" (toCommand params) (Just e) case v of Right s -> do let probablypresent = key2file k `elem` lines s @@ -167,7 +178,7 @@ checkPresent r k = do then ifM (Annex.getFlag "trustglacier") ( return $ Right True, untrusted ) else return $ Right False - Left e -> return $ Left e + Left err -> return $ Left err params = [ Param "archive" @@ -187,18 +198,18 @@ checkPresent r k = do return $ Right False glacierAction :: Remote -> [CommandParam] -> Annex Bool -glacierAction r params = do - when (isNothing $ config r) $ - error $ "Missing configuration for special remote " ++ name r - runGlacier (fromJust $ config r) (uuid r) params +glacierAction r params = runGlacier (fromJust $ config r) (uuid r) params runGlacier :: RemoteConfig -> UUID -> [CommandParam] -> Annex Bool runGlacier c u params = go =<< glacierEnv c u where go Nothing = return False - go (Just env) = liftIO $ - boolSystemEnv "glacier" (datacenter:params) (Just env) + go (Just e) = liftIO $ + boolSystemEnv "glacier" (glacierParams c params) (Just e) +glacierParams :: RemoteConfig -> [CommandParam] -> [CommandParam] +glacierParams c params = datacenter:params + where datacenter = Param $ "--region=" ++ (fromJust $ M.lookup "datacenter" c) @@ -207,8 +218,8 @@ glacierEnv c u = go =<< getRemoteCredPair "glacier" c creds where go Nothing = return Nothing go (Just (user, pass)) = do - env <- liftIO getEnvironment - return $ Just $ (uk, user):(pk, pass):env + e <- liftIO getEnvironment + return $ Just $ (uk, user):(pk, pass):e creds = AWS.creds u (uk, pk) = credPairEnvironment creds |