blob: 295ceddc9fbdb2bc011e41e3eb90b0c1548e37cc (
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
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
|
{- git-annex assistant git pushing thread
-
- Copyright 2012 Joey Hess <joey@kitenet.net>
-
- Licensed under the GNU GPL version 3 or higher.
-}
module Assistant.Threads.Pusher where
import Assistant.Common
import Assistant.Commits
import Assistant.Pushes
import Assistant.Alert
import Assistant.ThreadedMonad
import Assistant.DaemonStatus
import Assistant.Sync
import Utility.ThreadScheduler
import qualified Remote
import qualified Types.Remote as Remote
import Data.Time.Clock
thisThread :: ThreadName
thisThread = "Pusher"
{- This thread retries pushes that failed before. -}
pushRetryThread :: ThreadState -> DaemonStatusHandle -> FailedPushMap -> PushNotifier -> NamedThread
pushRetryThread st dstatus pushmap pushnotifier = thread $ runEvery (Seconds halfhour) $ do
-- We already waited half an hour, now wait until there are failed
-- pushes to retry.
topush <- getFailedPushesBefore pushmap (fromIntegral halfhour)
unless (null topush) $ do
debug thisThread
[ "retrying"
, show (length topush)
, "failed pushes"
]
now <- getCurrentTime
void $ alertWhile dstatus (pushRetryAlert topush) $
pushToRemotes thisThread now st (Just pushnotifier) (Just pushmap) topush
where
halfhour = 1800
thread = NamedThread thisThread
{- This thread pushes git commits out to remotes soon after they are made. -}
pushThread :: ThreadState -> DaemonStatusHandle -> CommitChan -> FailedPushMap -> PushNotifier -> NamedThread
pushThread st dstatus commitchan pushmap pushnotifier = thread $ runEvery (Seconds 2) $ do
-- We already waited two seconds as a simple rate limiter.
-- Next, wait until at least one commit has been made
commits <- getCommits commitchan
-- Now see if now's a good time to push.
now <- getCurrentTime
if shouldPush now commits
then do
remotes <- filter pushable . syncRemotes
<$> getDaemonStatus dstatus
unless (null remotes) $
void $ alertWhile dstatus (pushAlert remotes) $
pushToRemotes thisThread now st (Just pushnotifier) (Just pushmap) remotes
else do
debug thisThread
[ "delaying push of"
, show (length commits)
, "commits"
]
refillCommits commitchan commits
where
thread = NamedThread thisThread
pushable r
| Remote.specialRemote r = False
| Remote.readonly r = False
| otherwise = True
{- Decide if now is a good time to push to remotes.
-
- Current strategy: Immediately push all commits. The commit machinery
- already determines batches of changes, so we can't easily determine
- batches better.
-}
shouldPush :: UTCTime -> [Commit] -> Bool
shouldPush _now commits
| not (null commits) = True
| otherwise = False
|
