2011-03-28 01:43:25 +00:00
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{- Git configuration
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-
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- Copyright 2011 Joey Hess <joey@kitenet.net>
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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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module Config where
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2011-10-05 20:02:51 +00:00
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import Common.Annex
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2011-06-30 17:16:57 +00:00
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import qualified Git
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2011-12-13 19:05:07 +00:00
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import qualified Git.Config
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2011-12-14 19:56:11 +00:00
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import qualified Git.Command
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2011-03-28 01:43:25 +00:00
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import qualified Annex
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type ConfigKey = String
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{- Changes a git config setting in both internal state and .git/config -}
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setConfig :: ConfigKey -> String -> Annex ()
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setConfig k value = do
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2011-12-14 19:56:11 +00:00
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inRepo $ Git.Command.run "config" [Param k, Param value]
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2011-03-28 01:43:25 +00:00
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-- re-read git config and update the repo's state
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2011-12-13 19:05:07 +00:00
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newg <- inRepo Git.Config.read
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2011-11-08 19:34:10 +00:00
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Annex.changeState $ \s -> s { Annex.repo = newg }
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2011-03-28 01:43:25 +00:00
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{- Looks up a per-remote config setting in git config.
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- Failing that, tries looking for a global config option. -}
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getConfig :: Git.Repo -> ConfigKey -> String -> Annex String
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getConfig r key def = do
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2011-12-13 19:05:07 +00:00
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def' <- fromRepo $ Git.Config.get ("annex." ++ key) def
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fromRepo $ Git.Config.get (remoteConfig r key) def'
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2011-03-28 05:32:47 +00:00
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2012-01-10 03:31:44 +00:00
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{- A per-remote config setting in git config. -}
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2011-03-28 05:32:47 +00:00
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remoteConfig :: Git.Repo -> ConfigKey -> String
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2011-12-14 19:30:14 +00:00
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remoteConfig r key = "remote." ++ fromMaybe "" (Git.remoteName r) ++ ".annex-" ++ key
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2011-03-28 01:43:25 +00:00
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2011-08-18 16:26:28 +00:00
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{- Calculates cost for a remote. Either the default, or as configured
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- by remote.<name>.annex-cost, or if remote.<name>.annex-cost-command
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2011-11-19 19:57:08 +00:00
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- is set and prints a number, that is used. -}
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2011-03-30 19:15:46 +00:00
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remoteCost :: Git.Repo -> Int -> Annex Int
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remoteCost r def = do
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2011-08-18 16:20:47 +00:00
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cmd <- getConfig r "cost-command" ""
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2012-01-23 21:00:10 +00:00
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(fromMaybe def . readish) <$>
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2011-12-15 22:11:42 +00:00
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if not $ null cmd
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2011-08-25 04:28:55 +00:00
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then liftIO $ snd <$> pipeFrom "sh" ["-c", cmd]
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2011-08-18 16:20:47 +00:00
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else getConfig r "cost" ""
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cheapRemoteCost :: Int
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cheapRemoteCost = 100
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2011-04-09 03:08:21 +00:00
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semiCheapRemoteCost :: Int
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2011-04-17 05:13:21 +00:00
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semiCheapRemoteCost = 110
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2011-03-30 19:15:46 +00:00
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expensiveRemoteCost :: Int
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expensiveRemoteCost = 200
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2011-03-28 01:43:25 +00:00
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2011-11-19 19:57:08 +00:00
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{- Adjusts a remote's cost to reflect it being encrypted. -}
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2011-04-17 05:13:21 +00:00
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encryptedRemoteCostAdj :: Int
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encryptedRemoteCostAdj = 50
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{- Make sure the remote cost numbers work out. -}
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prop_cost_sane :: Bool
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prop_cost_sane = False `notElem`
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[ expensiveRemoteCost > 0
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, cheapRemoteCost < semiCheapRemoteCost
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, semiCheapRemoteCost < expensiveRemoteCost
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, cheapRemoteCost + encryptedRemoteCostAdj > semiCheapRemoteCost
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, cheapRemoteCost + encryptedRemoteCostAdj < expensiveRemoteCost
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, semiCheapRemoteCost + encryptedRemoteCostAdj < expensiveRemoteCost
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]
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2012-01-10 03:31:44 +00:00
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{- Checks if a repo should be ignored. -}
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2011-09-19 00:11:39 +00:00
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repoNotIgnored :: Git.Repo -> Annex Bool
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2011-11-19 19:57:08 +00:00
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repoNotIgnored r = not . Git.configTrue <$> getConfig r "ignore" "false"
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2011-07-05 22:31:46 +00:00
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{- If a value is specified, it is used; otherwise the default is looked up
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- in git config. forcenumcopies overrides everything. -}
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getNumCopies :: Maybe Int -> Annex Int
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2011-12-09 22:57:09 +00:00
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getNumCopies v = perhaps (use v) =<< Annex.getState Annex.forcenumcopies
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2011-07-05 22:31:46 +00:00
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where
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use (Just n) = return n
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use Nothing = perhaps (return 1) =<<
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2012-01-23 21:00:10 +00:00
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readish <$> fromRepo (Git.Config.get config "1")
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perhaps fallback = maybe fallback (return . id)
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config = "annex.numcopies"
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{- Gets the trust level set for a remote in git config. -}
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2012-01-10 17:11:16 +00:00
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getTrustLevel :: Git.Repo -> Annex (Maybe String)
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getTrustLevel r = fromRepo $ Git.Config.getMaybe $ remoteConfig r "trustlevel"
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