15107d2c5a
* sync: Use the ssh-options git config when doing git pull and push. * remotedaemon: Use the ssh-options git config. Note that the rename env var means that if a new git-annex calls an old one for git-annex ssh, or a new calls an old, nothing much will go wrong; just ssh caching won't happen.
117 lines
3.4 KiB
Haskell
117 lines
3.4 KiB
Haskell
{- git-remote-daemon data types.
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-
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- Copyright 2014 Joey Hess <id@joeyh.name>
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-
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- Licensed under the GNU GPL version 3 or higher.
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-}
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{-# LANGUAGE TypeSynonymInstances, FlexibleInstances #-}
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{-# OPTIONS_GHC -fno-warn-orphans #-}
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module RemoteDaemon.Types where
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import Common
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import qualified Annex
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import qualified Git.Types as Git
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import qualified Utility.SimpleProtocol as Proto
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import Types.GitConfig
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import Network.URI
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import Control.Concurrent
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import Control.Concurrent.STM
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-- The URI of a remote is used to uniquely identify it (names change..)
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newtype RemoteURI = RemoteURI URI
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deriving (Show)
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-- A Transport for a particular git remote consumes some messages
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-- from a Chan, and emits others to another Chan.
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type Transport = RemoteRepo -> RemoteURI -> TransportHandle -> TChan Consumed -> TChan Emitted -> IO ()
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data RemoteRepo = RemoteRepo Git.Repo RemoteGitConfig
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type LocalRepo = Git.Repo
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-- All Transports share a single AnnexState MVar
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--
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-- Different TransportHandles may have different versions of the LocalRepo.
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-- (For example, the ssh transport modifies it to enable ssh connection
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-- caching.)
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data TransportHandle = TransportHandle LocalRepo (MVar Annex.AnnexState)
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-- Messages that the daemon emits.
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data Emitted
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= CONNECTED RemoteURI
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| DISCONNECTED RemoteURI
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| SYNCING RemoteURI
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| DONESYNCING RemoteURI Bool
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| WARNING RemoteURI String
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deriving (Show)
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-- Messages that the deamon consumes.
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data Consumed
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= PAUSE
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| LOSTNET
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| RESUME
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| CHANGED RefList
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| RELOAD
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| STOP
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deriving (Show)
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type RefList = [Git.Ref]
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instance Proto.Sendable Emitted where
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formatMessage (CONNECTED remote) =
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["CONNECTED", Proto.serialize remote]
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formatMessage (DISCONNECTED remote) =
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["DISCONNECTED", Proto.serialize remote]
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formatMessage (SYNCING remote) =
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["SYNCING", Proto.serialize remote]
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formatMessage (DONESYNCING remote status) =
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["DONESYNCING", Proto.serialize remote, Proto.serialize status]
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formatMessage (WARNING remote message) =
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["WARNING", Proto.serialize remote, Proto.serialize message]
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instance Proto.Sendable Consumed where
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formatMessage PAUSE = ["PAUSE"]
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formatMessage LOSTNET = ["LOSTNET"]
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formatMessage RESUME = ["RESUME"]
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formatMessage (CHANGED refs) =["CHANGED", Proto.serialize refs]
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formatMessage RELOAD = ["RELOAD"]
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formatMessage STOP = ["STOP"]
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instance Proto.Receivable Emitted where
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parseCommand "CONNECTED" = Proto.parse1 CONNECTED
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parseCommand "DISCONNECTED" = Proto.parse1 DISCONNECTED
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parseCommand "SYNCING" = Proto.parse1 SYNCING
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parseCommand "DONESYNCING" = Proto.parse2 DONESYNCING
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parseCommand "WARNING" = Proto.parse2 WARNING
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parseCommand _ = Proto.parseFail
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instance Proto.Receivable Consumed where
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parseCommand "PAUSE" = Proto.parse0 PAUSE
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parseCommand "LOSTNET" = Proto.parse0 LOSTNET
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parseCommand "RESUME" = Proto.parse0 RESUME
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parseCommand "CHANGED" = Proto.parse1 CHANGED
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parseCommand "RELOAD" = Proto.parse0 RELOAD
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parseCommand "STOP" = Proto.parse0 STOP
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parseCommand _ = Proto.parseFail
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instance Proto.Serializable RemoteURI where
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serialize (RemoteURI u) = show u
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deserialize = RemoteURI <$$> parseURI
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instance Proto.Serializable [Char] where
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serialize = id
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deserialize = Just
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instance Proto.Serializable RefList where
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serialize = unwords . map Git.fromRef
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deserialize = Just . map Git.Ref . words
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instance Proto.Serializable Bool where
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serialize False = "0"
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serialize True = "1"
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deserialize "0" = Just False
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deserialize "1" = Just True
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deserialize _ = Nothing
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