summaryrefslogtreecommitdiff
path: root/Remote/Helper/ReadOnly.hs
blob: c0330e453037aa7db5dcd8843dae0f07b99e0987 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
{- Adds readonly support to remotes.
 -
 - Copyright 2013, 2015 Joey Hess <id@joeyh.name>
 -
 - Licensed under the GNU GPL version 3 or higher.
 -}

module Remote.Helper.ReadOnly
	( adjustReadOnly
	, readonlyStoreKey
	, readonlyStorer
	, readonlyRemoveKey
	) where

import Common.Annex
import Types.Remote
import Types.StoreRetrieve
import Utility.Metered

{- Adds support for read-only remotes, by replacing the
 - methods that write to a remote with dummies that fail.
 -
 - Note that disabling git pushes to remotes is not handled here.
 -}
adjustReadOnly :: Remote -> Remote
adjustReadOnly r
	| remoteAnnexReadOnly (gitconfig r) = r
		{ storeKey = readonlyStoreKey
		, removeKey = readonlyRemoveKey
		, repairRepo = Nothing
		}
	| otherwise = r

readonlyStoreKey :: Key -> AssociatedFile -> MeterUpdate -> Annex Bool
readonlyStoreKey _ _ _ = readonlyFail

readonlyRemoveKey :: Key -> Annex Bool
readonlyRemoveKey _ = readonlyFail

readonlyStorer :: Storer
readonlyStorer _ _ _ = readonlyFail

readonlyFail :: Annex Bool
readonlyFail = do
	warning "this remote is readonly"
	return False