61 lines
1.5 KiB
Haskell
61 lines
1.5 KiB
Haskell
{- git-annex command
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-
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- Copyright 2016 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 CPP #-}
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module Command.EnableTor where
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import Command
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import P2P.Address
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import Utility.Tor
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import Annex.UUID
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import Config.Files
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#ifndef mingw32_HOST_OS
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import Utility.Su
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import System.Posix.User
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#endif
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-- This runs as root, so avoid making any commits or initializing
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-- git-annex, or doing other things that create root-owned files.
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cmd :: Command
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cmd = noCommit $ dontCheck repoExists $
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command "enable-tor" SectionSetup "enable tor hidden service"
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"uid" (withParams seek)
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seek :: CmdParams -> CommandSeek
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seek = withWords start
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start :: [String] -> CommandStart
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start os = do
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uuid <- getUUID
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when (uuid == NoUUID) $
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giveup "This can only be run in a git-annex repository."
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#ifndef mingw32_HOST_OS
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curruserid <- liftIO getEffectiveUserID
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if curruserid == 0
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then case readish =<< headMaybe os of
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Nothing -> giveup "Need user-id parameter."
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Just userid -> go uuid userid
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else do
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liftIO $ putStrLn "Need root access to enable tor..."
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gitannex <- liftIO readProgramFile
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let ps = [Param (cmdname cmd), Param (show curruserid)]
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ifM (liftIO $ runAsRoot gitannex ps)
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( stop
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, giveup $ unwords $
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[ "Failed to run as root:" , gitannex ] ++ toCommand ps
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)
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#else
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go uuid 0
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#endif
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where
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go uuid userid = do
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(onionaddr, onionport) <- liftIO $
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addHiddenService torAppName userid (fromUUID uuid)
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storeP2PAddress $ TorAnnex onionaddr onionport
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stop
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