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Merge remote-tracking branch 'origin/bs/king-logging' into eg/uterm

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This commit is contained in:
Elliot Glaysher 2019-08-29 10:30:53 -07:00
commit cdcdc6a59e
15 changed files with 736 additions and 470 deletions
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236
pkg/king/app/Main.hs
View File

@ -103,12 +103,11 @@
- `Trace`: TODO What does this do? - `Trace`: TODO What does this do?
-} -}
module Main where module Main (main) where
import ClassyPrelude import UrbitPrelude
import Options.Applicative import Data.RAcquire
import Options.Applicative.Help.Pretty
import Arvo import Arvo
import Control.Exception hiding (evaluate, throwIO) import Control.Exception hiding (evaluate, throwIO)
@ -120,9 +119,10 @@ import Vere.Pier
import Vere.Pier.Types import Vere.Pier.Types
import Vere.Serf import Vere.Serf
import Control.Concurrent (runInBoundThread, threadDelay) import Control.Concurrent (runInBoundThread)
import Control.Lens ((&)) import Control.Lens ((&))
import System.Directory (doesFileExist, removeFile) import System.Directory (doesFileExist, removeFile)
import System.Directory (getHomeDirectory, createDirectoryIfMissing)
import System.Environment (getProgName) import System.Environment (getProgName)
import Text.Show.Pretty (pPrint) import Text.Show.Pretty (pPrint)
import Urbit.Time (Wen) import Urbit.Time (Wen)
@ -135,92 +135,151 @@ import qualified Vere.Serf as Serf
-------------------------------------------------------------------------------- --------------------------------------------------------------------------------
class HasAppName env where
appNameL :: Lens' env Utf8Builder
data App = App
{ _appLogFunc :: !LogFunc
, _appName :: !Utf8Builder
}
makeLenses ''App
instance HasLogFunc App where
logFuncL = appLogFunc
instance HasAppName App where
appNameL = appName
runApp :: RIO App a -> IO a
runApp inner = do
home <- getHomeDirectory
let logDir = home <> "/log"
createDirectoryIfMissing True logDir
withTempFile logDir "king-" $ \tmpFile hFile -> do
hSetBuffering hFile LineBuffering
logOptions <- logOptionsHandle hFile True
<&> setLogUseTime True
<&> setLogUseLoc False
withLogFunc logOptions $ \logFunc -> do
let app = App { _appLogFunc = logFunc
, _appName = "Alice"
}
runRIO app inner
--------------------------------------------------------------------------------
example :: IO ()
example = runApp sayHello
sayHello :: RIO App ()
sayHello = do
name <- view appName
logDebug $ "Hello, " <> name
logInfo $ "Hello, " <> name
logWarn $ "Hello, " <> name
logError $ "Hello, " <> name
--------------------------------------------------------------------------------
zod :: Ship zod :: Ship
zod = 0 zod = 0
-------------------------------------------------------------------------------- --------------------------------------------------------------------------------
removeFileIfExists :: FilePath -> IO () removeFileIfExists :: HasLogFunc env => FilePath -> RIO env ()
removeFileIfExists pax = do removeFileIfExists pax = do
exists <- doesFileExist pax exists <- io $ doesFileExist pax
when exists $ do when exists $ do
removeFile pax io $ removeFile pax
catchAny :: IO a -> (SomeException -> IO a) -> IO a
catchAny = Control.Exception.catch
-------------------------------------------------------------------------------- --------------------------------------------------------------------------------
wipeSnapshot :: FilePath -> IO () wipeSnapshot :: HasLogFunc env => FilePath -> RIO env ()
wipeSnapshot shipPath = do wipeSnapshot shipPath = do
putStrLn "wipeSnapshot" logTrace "wipeSnapshot"
removeFileIfExists (shipPath <> "/.urb/chk/north.bin") logDebug $ display $ pack @Text ("Wiping " <> north)
removeFileIfExists (shipPath <> "/.urb/chk/south.bin") logDebug $ display $ pack @Text ("Wiping " <> south)
print (shipPath <> "/.urb/chk/north.bin") removeFileIfExists north
print (shipPath <> "/.urb/chk/south.bin") removeFileIfExists south
putStrLn "SNAPSHOT WIPED" where
north = shipPath <> "/.urb/chk/north.bin"
south = shipPath <> "/.urb/chk/south.bin"
tryBootFromPill :: FilePath -> FilePath -> Ship -> IO () --------------------------------------------------------------------------------
tryBootFromPill :: HasLogFunc e => FilePath -> FilePath -> Ship -> RIO e ()
tryBootFromPill pillPath shipPath ship = do tryBootFromPill pillPath shipPath ship = do
wipeSnapshot shipPath wipeSnapshot shipPath
with (Pier.booted pillPath shipPath [] ship) $ \(serf, log, ss) -> do rwith (Pier.booted pillPath shipPath [] ship) $ \(serf, log, ss) -> do
print "lul" logTrace "Booting"
print ss logTrace $ displayShow ss
threadDelay 500000 io $ threadDelay 500000
shutdown serf 0 >>= print ss <- shutdown serf 0
putStrLn "[tryBootFromPill] Booted!" logTrace $ displayShow ss
logTrace "Booted!"
runAcquire :: (MonadUnliftIO m, MonadIO m)
=> Acquire a -> m a
runAcquire act = with act pure runAcquire act = with act pure
tryPlayShip :: FilePath -> IO () runRAcquire :: (MonadUnliftIO (m e), MonadIO (m e), MonadReader e (m e))
=> RAcquire e a -> m e a
runRAcquire act = rwith act pure
tryPlayShip :: HasLogFunc e => FilePath -> RIO e ()
tryPlayShip shipPath = do tryPlayShip shipPath = do
runAcquire $ do runRAcquire $ do
putStrLn "RESUMING SHIP" rio $ logTrace "RESUMING SHIP"
sls <- Pier.resumed shipPath [] sls <- Pier.resumed shipPath []
putStrLn "SHIP RESUMED" rio $ logTrace "SHIP RESUMED"
Pier.pier shipPath Nothing sls Pier.pier shipPath Nothing sls
tryResume :: FilePath -> IO () tryResume :: HasLogFunc e => FilePath -> RIO e ()
tryResume shipPath = do tryResume shipPath = do
with (Pier.resumed shipPath []) $ \(serf, log, ss) -> do rwith (Pier.resumed shipPath []) $ \(serf, log, ss) -> do
print ss logTrace (displayShow ss)
threadDelay 500000 threadDelay 500000
shutdown serf 0 >>= print ss <- shutdown serf 0
putStrLn "[tryResume] Resumed!" logTrace (displayShow ss)
logTrace "Resumed!"
tryFullReplay :: FilePath -> IO () tryFullReplay :: HasLogFunc e => FilePath -> RIO e ()
tryFullReplay shipPath = do tryFullReplay shipPath = do
wipeSnapshot shipPath wipeSnapshot shipPath
tryResume shipPath tryResume shipPath
-------------------------------------------------------------------------------- --------------------------------------------------------------------------------
checkEvs :: FilePath -> Word64 -> Word64 -> IO () checkEvs :: forall e. HasLogFunc e => FilePath -> Word64 -> Word64 -> RIO e ()
checkEvs pierPath first last = do checkEvs pierPath first last = do
with (Log.existing logPath) $ \log -> do rwith (Log.existing logPath) $ \log -> do
let ident = Log.identity log let ident = Log.identity log
print ident logTrace (displayShow ident)
runConduit $ Log.streamEvents log first runConduit $ Log.streamEvents log first
.| showEvents first (fromIntegral $ lifecycleLen ident) .| showEvents first (fromIntegral $ lifecycleLen ident)
where where
logPath :: FilePath logPath :: FilePath
logPath = pierPath <> "/.urb/log" logPath = pierPath <> "/.urb/log"
showEvents :: EventId -> EventId -> ConduitT ByteString Void IO () showEvents :: EventId -> EventId -> ConduitT ByteString Void (RIO e) ()
showEvents eId _ | eId > last = pure () showEvents eId _ | eId > last = pure ()
showEvents eId cycle = showEvents eId cycle =
await >>= \case await >>= \case
Nothing -> print "Everything checks out." Nothing -> lift $ logTrace "Everything checks out."
Just bs -> do Just bs -> do
liftIO $ do lift $ do
n <- cueBSExn bs n <- io $ cueBSExn bs
when (eId > cycle) $ do when (eId > cycle) $ do
(mug, wen, evNoun) <- unpackJob n (mug, wen, evNoun) <- unpackJob n
fromNounErr evNoun & either print pure fromNounErr evNoun &
either (logError . displayShow) pure
showEvents (succ eId) cycle showEvents (succ eId) cycle
unpackJob :: Noun -> IO (Mug, Wen, Noun) unpackJob :: Noun -> RIO e (Mug, Wen, Noun)
unpackJob n = fromNounExn n unpackJob = io . fromNounExn
-------------------------------------------------------------------------------- --------------------------------------------------------------------------------
@ -229,49 +288,36 @@ checkEvs pierPath first last = do
so this should never actually be created. We just do this to avoid so this should never actually be created. We just do this to avoid
letting the serf use an existing snapshot. letting the serf use an existing snapshot.
-} -}
collectAllFx :: FilePath -> IO () collectAllFx :: ∀e. HasLogFunc e => FilePath -> RIO e ()
collectAllFx top = do collectAllFx top = do
putStrLn (pack top) logTrace $ display $ pack @Text top
with collectedFX $ \() -> rwith collectedFX $ \() ->
putStrLn "[collectAllFx] Done collecting effects!" logTrace "Done collecting effects!"
where where
tmpDir :: FilePath tmpDir :: FilePath
tmpDir = top <> "/.tmpdir" tmpDir = top <> "/.tmpdir"
collectedFX :: Acquire () collectedFX :: RAcquire e ()
collectedFX = do collectedFX = do
log <- Log.existing (top <> "/.urb/log") log <- Log.existing (top <> "/.urb/log")
serf <- Serf.run (Serf.Config tmpDir serfFlags) serf <- Serf.run (Serf.Config tmpDir serfFlags)
liftIO (Serf.collectFX serf log) rio $ Serf.collectFX serf log
serfFlags :: Serf.Flags serfFlags :: Serf.Flags
serfFlags = [Serf.Hashless, Serf.DryRun] serfFlags = [Serf.Hashless, Serf.DryRun]
-------------------------------------------------------------------------------- --------------------------------------------------------------------------------
tryDoStuff :: FilePath -> IO ()
tryDoStuff shipPath = runInBoundThread $ do
let pillPath = "/home/benjamin/r/urbit/bin/solid.pill"
ship = zod
-- tryResume shipPath
tryPlayShip shipPath
-- tryFullReplay shipPath
pure ()
--------------------------------------------------------------------------------
{- {-
Interesting Interesting
-} -}
testPill :: FilePath -> Bool -> Bool -> IO () testPill :: HasLogFunc e => FilePath -> Bool -> Bool -> RIO e ()
testPill pax showPil showSeq = do testPill pax showPil showSeq = do
putStrLn "Reading pill file." putStrLn "Reading pill file."
pillBytes <- readFile pax pillBytes <- readFile pax
putStrLn "Cueing pill file." putStrLn "Cueing pill file."
pillNoun <- cueBS pillBytes & either throwIO pure pillNoun <- io $ cueBS pillBytes & either throwIO pure
putStrLn "Parsing pill file." putStrLn "Parsing pill file."
pill <- fromNounErr pillNoun & either (throwIO . uncurry ParseErr) pure pill <- fromNounErr pillNoun & either (throwIO . uncurry ParseErr) pure
@ -289,13 +335,14 @@ testPill pax showPil showSeq = do
when showPil $ do when showPil $ do
putStrLn "\n\n== Pill ==\n" putStrLn "\n\n== Pill ==\n"
pPrint pill io $ pPrint pill
when showSeq $ do when showSeq $ do
putStrLn "\n\n== Boot Sequence ==\n" putStrLn "\n\n== Boot Sequence ==\n"
pPrint bootSeq io $ pPrint bootSeq
validateNounVal :: (Eq a, ToNoun a, FromNoun a) => a -> IO ByteString validateNounVal :: (HasLogFunc e, Eq a, ToNoun a, FromNoun a)
=> a -> RIO e ByteString
validateNounVal inpVal = do validateNounVal inpVal = do
putStrLn " jam" putStrLn " jam"
inpByt <- evaluate $ jamBS $ toNoun inpVal inpByt <- evaluate $ jamBS $ toNoun inpVal
@ -324,17 +371,17 @@ validateNounVal inpVal = do
-------------------------------------------------------------------------------- --------------------------------------------------------------------------------
newShip :: CLI.New -> CLI.Opts -> IO () newShip :: HasLogFunc e => CLI.New -> CLI.Opts -> RIO e ()
newShip CLI.New{..} _ = do newShip CLI.New{..} _ = do
tryBootFromPill nPillPath pierPath (Ship 0) tryBootFromPill nPillPath pierPath (Ship 0)
where where
pierPath = fromMaybe ("./" <> unpack nShipAddr) nPierPath pierPath = fromMaybe ("./" <> unpack nShipAddr) nPierPath
runShip :: CLI.Run -> CLI.Opts -> IO () runShip :: HasLogFunc e => CLI.Run -> CLI.Opts -> RIO e ()
runShip (CLI.Run pierPath) _ = tryPlayShip pierPath runShip (CLI.Run pierPath) _ = tryPlayShip pierPath
main :: IO () main :: IO ()
main = CLI.parseArgs >>= \case main = CLI.parseArgs >>= runApp . \case
CLI.CmdRun r o -> runShip r o CLI.CmdRun r o -> runShip r o
CLI.CmdNew n o -> newShip n o CLI.CmdNew n o -> newShip n o
CLI.CmdBug (CLI.CollectAllFX pax) -> collectAllFx pax CLI.CmdBug (CLI.CollectAllFX pax) -> collectAllFx pax
@ -342,23 +389,20 @@ main = CLI.parseArgs >>= \case
CLI.CmdBug (CLI.ValidateEvents pax f l) -> checkEvs pax f l CLI.CmdBug (CLI.ValidateEvents pax f l) -> checkEvs pax f l
CLI.CmdBug (CLI.ValidateFX pax f l) -> checkFx pax f l CLI.CmdBug (CLI.ValidateFX pax f l) -> checkFx pax f l
-- tryParseFX "/home/benjamin/zod-fx" 1 100000000
-- tryParseFX "/home/benjamin/testnet-zod-fx" 1 100000000
validatePill :: FilePath -> IO ()
validatePill = const (pure ())
-------------------------------------------------------------------------------- --------------------------------------------------------------------------------
checkFx :: FilePath -> Word64 -> Word64 -> IO () checkFx :: HasLogFunc e
=> FilePath -> Word64 -> Word64 -> RIO e ()
checkFx pierPath first last = checkFx pierPath first last =
with (Log.existing logPath) $ \log -> rwith (Log.existing logPath) $ \log ->
runConduit $ streamFX log first last runConduit $ streamFX log first last
.| tryParseFXStream .| tryParseFXStream
where where
logPath = pierPath <> "/.urb/log" logPath = pierPath <> "/.urb/log"
streamFX :: Log.EventLog -> Word64 -> Word64 -> ConduitT () ByteString IO () streamFX :: HasLogFunc e
=> Log.EventLog -> Word64 -> Word64
-> ConduitT () ByteString (RIO e) ()
streamFX log first last = do streamFX log first last = do
Log.streamEffectsRows log first .| loop Log.streamEffectsRows log first .| loop
where where
@ -366,34 +410,18 @@ streamFX log first last = do
Just (eId, bs) | eId > last -> pure () Just (eId, bs) | eId > last -> pure ()
Just (eId, bs) -> yield bs >> loop Just (eId, bs) -> yield bs >> loop
tryParseFXStream :: ConduitT ByteString Void IO () tryParseFXStream :: HasLogFunc e => ConduitT ByteString Void (RIO e) ()
tryParseFXStream = loop 0 (mempty :: Set (Text, Noun)) tryParseFXStream = loop
where where
loop 1 pax = for_ (setToList pax) print loop = await >>= \case
loop errors pax = Nothing -> pure ()
await >>= \case
Nothing -> for_ (setToList pax) $ \(t,n) ->
putStrLn (t <> ": " <> tshow n)
Just bs -> do Just bs -> do
n <- liftIO (cueBSExn bs) n <- liftIO (cueBSExn bs)
fromNounErr n & \case fromNounErr n & either (logError . displayShow) pure
Left err -> print err >> loop (errors + 1) pax loop
Right [] -> loop errors pax
Right (fx :: FX) -> do
-- pax <- pure $ Set.union pax
-- $ setFromList
-- $ fx <&> \(Effect p v) -> (getTag v, toNoun p)
loop errors pax
{- {-
getTag :: Effect -> Text
getTag fx =
let n = toNoun fx
in case n of
A _ -> maybe "ERR" unCord (fromNoun n)
C h _ -> maybe "ERR" unCord (fromNoun h)
tryCopyLog :: IO () tryCopyLog :: IO ()
tryCopyLog = do tryCopyLog = do
let logPath = "/Users/erg/src/urbit/zod/.urb/falselog/" let logPath = "/Users/erg/src/urbit/zod/.urb/falselog/"

136
pkg/king/lib/Data/RAcquire.hs Normal file
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@ -0,0 +1,136 @@
module Data.RAcquire where
{-
( RAcquire (..)
, Allocated (..)
, with
, mkRAcquire
, ReleaseType (..)
, mkRAcquireType
) where
-}
import Prelude
import qualified Control.Exception as E
import qualified Control.Monad.Catch as C ()
import qualified Data.Acquire.Internal as Act
import Control.Applicative (Applicative(..))
import Control.Monad (ap, liftM)
import Control.Monad.IO.Unlift (MonadIO(..), MonadUnliftIO, withRunInIO)
import Data.Typeable (Typeable)
import Control.Monad.Reader
import RIO (RIO, runRIO)
--------------------------------------------------------------------------------
data ReleaseType
= ReleaseEarly
| ReleaseNormal
| ReleaseException
deriving (Show, Read, Eq, Ord, Enum, Bounded, Typeable)
data Allocated e a
= Allocated !a !(ReleaseType -> RIO e ())
newtype RAcquire e a
= RAcquire ((forall b. RIO e b -> RIO e b) -> RIO e (Allocated e a))
deriving Typeable
--------------------------------------------------------------------------------
class MonadRIO m where
liftRIO :: RIO e a -> m e a
instance MonadRIO RIO where
liftRIO = id
class MonadAcquire m where
liftAcquire :: Act.Acquire a -> m a
--------------------------------------------------------------------------------
instance Functor (RAcquire e) where
fmap = liftM
instance Applicative (RAcquire e) where
pure a = RAcquire (\_ -> return (Allocated a (const $ return ())))
(<*>) = ap
instance Monad (RAcquire e) where
return = pure
RAcquire f >>= g' = RAcquire $ \restore -> do
env <- ask
Allocated x free1 <- f restore
let RAcquire g = g' x
Allocated y free2 <- liftIO $ E.onException
(runRIO env $ g restore)
(runRIO env $ free1 ReleaseException)
return $! Allocated y $ \rt ->
liftIO $ E.finally (runRIO env $ free2 rt)
(runRIO env $ free1 rt)
instance MonadReader e (RAcquire e) where
ask = liftRIO ask
local mod (RAcquire f) = RAcquire $ \restore -> local mod (f restore)
--------------------------------------------------------------------------------
instance MonadRIO RAcquire where
liftRIO f = RAcquire $ \restore -> do
x <- restore f
return $! Allocated x (const $ return ())
instance MonadIO (RAcquire e) where
liftIO = liftRIO . liftIO
unTransRIO :: e -> (RIO e a -> RIO e a) -> IO a -> IO a
unTransRIO env trans act = runRIO env $ trans $ liftIO act
instance MonadAcquire (RAcquire e) where
liftAcquire (Act.Acquire f) = do
env <- liftRIO ask
RAcquire $ \restore -> do
fmap fixAllo $ liftIO $ f $ unTransRIO env restore
where
fixAllo (Act.Allocated x y) = Allocated x $ fmap liftIO (y . fixTy)
fixTy = \case
ReleaseEarly -> Act.ReleaseEarly
ReleaseNormal -> Act.ReleaseNormal
ReleaseException -> Act.ReleaseException
--------------------------------------------------------------------------------
mkRAcquire :: RIO e a
-> (a -> RIO e ())
-> RAcquire e a
mkRAcquire create free = RAcquire $ \restore -> do
x <- restore create
return $! Allocated x (const $ free x)
mkRAcquireType
:: RIO e a -- ^ acquire the resource
-> (a -> ReleaseType -> RIO e ()) -- ^ free the resource
-> RAcquire e a
mkRAcquireType create free = RAcquire $ \restore -> do
x <- restore create
return $! Allocated x (free x)
transRIO :: e -> (IO a -> IO a) -> RIO e a -> RIO e a
transRIO env trans act = liftIO $ trans $ runRIO env act
rwith :: (MonadUnliftIO (m e), MonadReader e (m e))
=> RAcquire e a
-> (a -> m e b)
-> m e b
rwith (RAcquire f) g = do
env <- ask
withRunInIO $ \run -> E.mask $ \restore -> do
Allocated x free <- runRIO env $ f $ transRIO env restore
res <- E.onException (restore $ run $ g x)
(runRIO env $ free ReleaseException)
runRIO env $ free ReleaseNormal
return res

2
pkg/king/lib/Noun/Convert.hs
View File

@ -178,7 +178,7 @@ instance Show BadNoun where
instance Exception BadNoun where instance Exception BadNoun where
fromNounExn :: FromNoun a => Noun -> IO a fromNounExn :: MonadIO m => FromNoun a => Noun -> m a
fromNounExn n = runParser (parseNoun n) [] onFail onSuccess fromNounExn n = runParser (parseNoun n) [] onFail onSuccess
where where
onFail p m = throwIO (BadNoun p m) onFail p m = throwIO (BadNoun p m)

4
pkg/king/lib/Noun/Cue.hs
View File

@ -26,7 +26,7 @@ import qualified Data.Vector.Primitive as VP
cueBS :: ByteString -> Either DecodeErr Noun cueBS :: ByteString -> Either DecodeErr Noun
cueBS = doGet dNoun cueBS = doGet dNoun
cueBSExn :: ByteString -> IO Noun cueBSExn :: MonadIO m => ByteString -> m Noun
cueBSExn bs = cueBSExn bs =
cueBS bs & \case cueBS bs & \case
Left e -> throwIO e Left e -> throwIO e
@ -35,7 +35,7 @@ cueBSExn bs =
cue :: Atom -> Either DecodeErr Noun cue :: Atom -> Either DecodeErr Noun
cue = cueBS . view atomBytes cue = cueBS . view atomBytes
cueExn :: Atom -> IO Noun cueExn :: MonadIO m => Atom -> m Noun
cueExn atm = cueBSExn (atm ^. atomBytes) cueExn atm = cueBSExn (atm ^. atomBytes)

4
pkg/king/lib/Urbit/Timer.hs
View File

@ -33,8 +33,8 @@ start timer@(Timer vSt man) time cb = do
stop timer stop timer
now <- Sys.getSystemTime now <- Sys.getSystemTime
let sleep = sysTimeGapMicroSecs now time let sleep = sysTimeGapMicroSecs now time
print (now, time, "->", sleep) -- print (now, time, "->", sleep)
if (sleep <= 0) then (print "ug" >> fire) else do if (sleep <= 0) then fire else do
key <- Ev.registerTimeout man sleep fire key <- Ev.registerTimeout man sleep fire
atomicWriteIORef vSt $! Just key atomicWriteIORef vSt $! Just key

33
pkg/king/lib/UrbitPrelude.hs
View File

@ -3,10 +3,14 @@ module UrbitPrelude
, module Control.Arrow , module Control.Arrow
, module Control.Lens , module Control.Lens
, module Data.Acquire , module Data.Acquire
, module Data.RAcquire
, module Data.Void , module Data.Void
, module Noun , module Noun
, module Text.Show.Pretty , module Text.Show.Pretty
, module Text.Printf , module Text.Printf
, module RIO
, io, rio
, logTrace
) where ) where
import ClassyPrelude import ClassyPrelude
@ -16,7 +20,36 @@ import Control.Lens hiding (Index, cons, index, snoc, uncons, unsnoc, (<.>),
(<|)) (<|))
import Control.Arrow ((<<<), (>>>)) import Control.Arrow ((<<<), (>>>))
import Data.RAcquire (RAcquire, mkRAcquire, rwith)
import Data.RAcquire (MonadRIO(..), MonadAcquire(..))
import Data.Acquire (Acquire, mkAcquire, with) import Data.Acquire (Acquire, mkAcquire, with)
import Data.Void (Void, absurd) import Data.Void (Void, absurd)
import Text.Printf (printf) import Text.Printf (printf)
import Text.Show.Pretty (pPrint, ppShow) import Text.Show.Pretty (pPrint, ppShow)
import RIO (RIO, runRIO)
import RIO (Utf8Builder, display, displayShow)
import RIO (threadDelay)
import RIO ( HasLogFunc
, LogFunc
, logError
, logInfo
, logWarn
, logDebug
, logOther
, logFuncL
, logOptionsHandle
, withLogFunc
, setLogUseTime
, setLogUseLoc
)
io :: MonadIO m => IO a -> m a
io = liftIO
rio :: MonadRIO m => RIO e a -> m e a
rio = liftRIO
logTrace :: HasLogFunc e => Utf8Builder -> RIO e ()
logTrace = logOther "trace"

8
pkg/king/lib/Vere/Ames.hs
View File

@ -7,8 +7,6 @@ import Network.Socket hiding (recvFrom, sendTo)
import Network.Socket.ByteString import Network.Socket.ByteString
import Vere.Pier.Types import Vere.Pier.Types
import Control.Concurrent (threadDelay)
import qualified Urbit.Time as Time import qualified Urbit.Time as Time
@ -92,17 +90,17 @@ _turfText = intercalate "." . reverse . fmap unCord . unTurf
TODO verify that the KingIds match on effects. TODO verify that the KingIds match on effects.
-} -}
ames :: KingId -> Ship -> Maybe Port -> QueueEv ames :: KingId -> Ship -> Maybe Port -> QueueEv
-> ([Ev], Acquire (EffCb NewtEf)) -> ([Ev], Acquire (EffCb e NewtEf))
ames inst who mPort enqueueEv = ames inst who mPort enqueueEv =
(initialEvents, runAmes) (initialEvents, runAmes)
where where
initialEvents :: [Ev] initialEvents :: [Ev]
initialEvents = [barnEv inst] initialEvents = [barnEv inst]
runAmes :: Acquire (EffCb NewtEf) runAmes :: Acquire (EffCb e NewtEf)
runAmes = do runAmes = do
drv <- mkAcquire start stop drv <- mkAcquire start stop
pure (handleEffect drv) pure (io . handleEffect drv)
start :: IO AmesDrv start :: IO AmesDrv
start = do start = do

8
pkg/king/lib/Vere/Behn.hs
View File

@ -21,19 +21,19 @@ wakeEv = EvBlip $ BlipEvBehn $ BehnEvWake () ()
sysTime = view Time.systemTime sysTime = view Time.systemTime
behn :: KingId -> QueueEv -> ([Ev], Acquire (EffCb BehnEf)) behn :: KingId -> QueueEv -> ([Ev], Acquire (EffCb e BehnEf))
behn king enqueueEv = behn king enqueueEv =
(initialEvents, runBehn) (initialEvents, runBehn)
where where
initialEvents = [bornEv king] initialEvents = [bornEv king]
runBehn :: Acquire (EffCb BehnEf) runBehn :: Acquire (EffCb e BehnEf)
runBehn = do runBehn = do
tim <- mkAcquire Timer.init Timer.stop tim <- mkAcquire Timer.init Timer.stop
pure (handleEf tim) pure (handleEf tim)
handleEf :: Timer -> BehnEf -> IO () handleEf :: Timer -> BehnEf -> RIO e ()
handleEf b = \case handleEf b = io . \case
BehnEfVoid v -> absurd v BehnEfVoid v -> absurd v
BehnEfDoze (i, ()) mWen -> do BehnEfDoze (i, ()) mWen -> do
when (i == king) (doze b mWen) when (i == king) (doze b mWen)

173
pkg/king/lib/Vere/Http/Server.hs
View File

@ -119,36 +119,37 @@ reorgHttpEvent = \case
- Keeps the MVar lock until the restart process finishes. - Keeps the MVar lock until the restart process finishes.
-} -}
restartService :: forall s restartService :: ∀e s. HasLogFunc e
. MVar (Maybe s) => MVar (Maybe s)
-> IO s -> RIO e s
-> (s -> IO ()) -> (s -> RIO e ())
-> IO (Either SomeException s) -> RIO e (Either SomeException s)
restartService vServ sstart kkill = do restartService vServ sstart kkill = do
putStrLn "restartService" logDebug "restartService"
modifyMVar vServ $ \case modifyMVar vServ $ \case
Nothing -> doStart Nothing -> doStart
Just sv -> doRestart sv Just sv -> doRestart sv
where where
doRestart :: s -> IO (Maybe s, Either SomeException s) doRestart :: s -> RIO e (Maybe s, Either SomeException s)
doRestart serv = do doRestart serv = do
putStrLn "doStart" logDebug "doStart"
try (kkill serv) >>= \case try (kkill serv) >>= \case
Left exn -> pure (Nothing, Left exn) Left exn -> pure (Nothing, Left exn)
Right () -> doStart Right () -> doStart
doStart :: IO (Maybe s, Either SomeException s) doStart :: RIO e (Maybe s, Either SomeException s)
doStart = do doStart = do
putStrLn "doStart" logDebug "doStart"
try sstart <&> \case try sstart <&> \case
Right s -> (Just s, Right s) Right s -> (Just s, Right s)
Left exn -> (Nothing, Left exn) Left exn -> (Nothing, Left exn)
stopService :: MVar (Maybe s) stopService :: HasLogFunc e
-> (s -> IO ()) => MVar (Maybe s)
-> IO (Either SomeException ()) -> (s -> RIO e ())
-> RIO e (Either SomeException ())
stopService vServ kkill = do stopService vServ kkill = do
putStrLn "stopService" logDebug "stopService"
modifyMVar vServ $ \case modifyMVar vServ $ \case
Nothing -> pure (Nothing, Right ()) Nothing -> pure (Nothing, Right ())
Just sv -> do res <- try (kkill sv) Just sv -> do res <- try (kkill sv)
@ -186,10 +187,10 @@ newLiveReq var = do
-- Ports File ------------------------------------------------------------------ -- Ports File ------------------------------------------------------------------
removePortsFile :: FilePath -> IO () removePortsFile :: FilePath -> RIO e ()
removePortsFile pax = removePortsFile pax =
doesFileExist pax >>= \case io (doesFileExist pax) >>= \case
True -> removeFile pax True -> io $ removeFile pax
False -> pure () False -> pure ()
portsFileText :: Ports -> Text portsFileText :: Ports -> Text
@ -200,7 +201,7 @@ portsFileText Ports{..} =
, Just (tshow (unPort pLoop) <> " insecure loopback") , Just (tshow (unPort pLoop) <> " insecure loopback")
] ]
writePortsFile :: FilePath -> Ports -> IO () writePortsFile :: FilePath -> Ports -> RIO e ()
writePortsFile f = writeFile f . encodeUtf8 . portsFileText writePortsFile f = writeFile f . encodeUtf8 . portsFileText
@ -224,12 +225,12 @@ cookMeth = H.parseMethod . W.requestMethod >>> \case
reqIdCord :: ReqId -> Cord reqIdCord :: ReqId -> Cord
reqIdCord = Cord . tshow reqIdCord = Cord . tshow
reqBody :: W.Request -> IO (Maybe File) reqBody :: W.Request -> RIO e (Maybe File)
reqBody req = do reqBody req = do
bodyLbs <- W.strictRequestBody req bodyLbs <- io $ W.strictRequestBody req
if length bodyLbs == 0 pure $ if length bodyLbs == 0
then pure $ Nothing then Nothing
else pure $ Just $ File $ Octs (toStrict bodyLbs) else Just $ File $ Octs (toStrict bodyLbs)
reqAddr :: W.Request -> Address reqAddr :: W.Request -> Address
reqAddr = W.remoteHost >>> \case reqAddr = W.remoteHost >>> \case
@ -295,7 +296,7 @@ data Req
- If %bloc before %head, collect it and wait for %head. - If %bloc before %head, collect it and wait for %head.
- If %done before %head, ignore all chunks and produce Nothing. - If %done before %head, ignore all chunks and produce Nothing.
-} -}
getReq :: TQueue RespAction -> IO Req getReq :: TQueue RespAction -> RIO e Req
getReq tmv = go [] getReq tmv = go []
where where
go çunks = atomically (readTQueue tmv) >>= \case go çunks = atomically (readTQueue tmv) >>= \case
@ -309,12 +310,15 @@ getReq tmv = go []
- Yield the data from %bloc action. - Yield the data from %bloc action.
- Close the stream when we hit a %done action. - Close the stream when we hit a %done action.
-} -}
streamBlocks :: [File] -> TQueue RespAction -> ConduitT () (Flush Builder) IO () streamBlocks :: HasLogFunc e
streamBlocks init tmv = => e -> [File] -> TQueue RespAction
-> ConduitT () (Flush Builder) IO ()
streamBlocks env init tmv =
for_ init yieldÇunk >> go for_ init yieldÇunk >> go
where where
yieldFlush = \x -> yield (Chunk x) >> yield Flush yieldFlush = \x -> yield (Chunk x) >> yield Flush
logDupHead = putStrLn "Multiple %head actions on one request" logDupHead = runRIO env
$ logError "Multiple %head actions on one request"
yieldÇunk = \case yieldÇunk = \case
"" -> pure () "" -> pure ()
@ -326,17 +330,19 @@ streamBlocks init tmv =
RABloc c -> yieldÇunk c RABloc c -> yieldÇunk c
RADone -> pure () RADone -> pure ()
sendResponse :: (W.Response -> IO W.ResponseReceived) sendResponse :: HasLogFunc e
-> TQueue RespAction => (W.Response -> IO W.ResponseReceived)
-> IO W.ResponseReceived -> TQueue RespAction
-> RIO e W.ResponseReceived
sendResponse cb tmv = do sendResponse cb tmv = do
env <- ask
getReq tmv >>= \case getReq tmv >>= \case
RNone -> cb $ W.responseLBS (H.mkStatus 444 "No Response") [] RNone -> io $ cb $ W.responseLBS (H.mkStatus 444 "No Response") []
$ "" $ ""
RFull h f -> cb $ W.responseLBS (hdrStatus h) (hdrHeaders h) RFull h f -> io $ cb $ W.responseLBS (hdrStatus h) (hdrHeaders h)
$ fromStrict $ concat $ unOcts . unFile <$> f $ fromStrict $ concat $ unOcts . unFile <$> f
RHead h i -> cb $ W.responseSource (hdrStatus h) (hdrHeaders h) RHead h i -> io $ cb $ W.responseSource (hdrStatus h) (hdrHeaders h)
$ streamBlocks i tmv $ streamBlocks env i tmv
where where
hdrHeaders :: ResponseHeader -> [H.Header] hdrHeaders :: ResponseHeader -> [H.Header]
hdrHeaders = unconvertHeaders . headers hdrHeaders = unconvertHeaders . headers
@ -344,15 +350,18 @@ sendResponse cb tmv = do
hdrStatus :: ResponseHeader -> H.Status hdrStatus :: ResponseHeader -> H.Status
hdrStatus = toEnum . fromIntegral . statusCode hdrStatus = toEnum . fromIntegral . statusCode
liveReq :: TVar LiveReqs -> Acquire (ReqId, TQueue RespAction) liveReq :: TVar LiveReqs -> RAcquire e (ReqId, TQueue RespAction)
liveReq vLiv = mkAcquire ins del liveReq vLiv = mkRAcquire ins del
where where
ins = atomically (newLiveReq vLiv) ins = atomically (newLiveReq vLiv)
del = atomically . rmLiveReq vLiv . fst del = atomically . rmLiveReq vLiv . fst
app :: ServId -> TVar LiveReqs -> (Ev -> STM ()) -> WhichServer -> W.Application app :: HasLogFunc e
app sId liv plan which req respond = do => e -> ServId -> TVar LiveReqs -> (Ev -> STM ()) -> WhichServer
with (liveReq liv) $ \(reqId, respVar) -> do -> W.Application
app env sId liv plan which req respond =
runRIO env $
rwith (liveReq liv) $ \(reqId, respVar) -> do
body <- reqBody req body <- reqBody req
meth <- maybe (error "bad method") pure (cookMeth req) meth <- maybe (error "bad method") pure (cookMeth req)
@ -364,9 +373,10 @@ app sId liv plan which req respond = do
try (sendResponse respond respVar) >>= \case try (sendResponse respond respVar) >>= \case
Right rr -> pure rr Right rr -> pure rr
Left exn -> do atomically $ plan (cancelEv sId reqId) Left exn -> do
putStrLn ("Exception during request" <> tshow exn) io $ atomically $ plan (cancelEv sId reqId)
throwIO (exn :: SomeException) logError $ display ("Exception during request" <> tshow exn)
throwIO (exn :: SomeException)
-- Top-Level Driver Interface -------------------------------------------------- -- Top-Level Driver Interface --------------------------------------------------
@ -374,20 +384,21 @@ app sId liv plan which req respond = do
{- {-
TODO Need to find an open port. TODO Need to find an open port.
-} -}
startServ :: FilePath -> HttpServerConf -> (Ev -> STM ()) startServ :: HasLogFunc e
-> IO Serv => FilePath -> HttpServerConf -> (Ev -> STM ())
-> RIO e Serv
startServ pierPath conf plan = do startServ pierPath conf plan = do
putStrLn "startServ" logDebug "startServ"
let tls = hscSecure conf <&> \(PEM key, PEM cert) -> let tls = hscSecure conf <&> \(PEM key, PEM cert) ->
(W.tlsSettingsMemory (cordBytes cert) (cordBytes key)) (W.tlsSettingsMemory (cordBytes cert) (cordBytes key))
sId <- ServId . UV . fromIntegral <$> (randomIO :: IO Word32) sId <- io $ ServId . UV . fromIntegral <$> (randomIO :: IO Word32)
liv <- newTVarIO emptyLiveReqs liv <- newTVarIO emptyLiveReqs
(httpPortInt, httpSock) <- W.openFreePort -- 8080 -- 80 if real ship (httpPortInt, httpSock) <- io $ W.openFreePort -- 8080 -- 80 if real ship
(httpsPortInt, httpsSock) <- W.openFreePort -- 8443 -- 443 if real ship (httpsPortInt, httpsSock) <- io $ W.openFreePort -- 8443 -- 443 if real ship
(loopPortInt, loopSock) <- W.openFreePort -- 12321 -- ??? if real ship (loopPortInt, loopSock) <- io $ W.openFreePort -- 12321 -- ??? if real ship
let httpPort = Port (fromIntegral httpPortInt) let httpPort = Port (fromIntegral httpPortInt)
httpsPort = Port (fromIntegral httpsPortInt) httpsPort = Port (fromIntegral httpsPortInt)
@ -399,29 +410,34 @@ startServ pierPath conf plan = do
httpOpts = W.defaultSettings & W.setPort (fromIntegral httpPort) httpOpts = W.defaultSettings & W.setPort (fromIntegral httpPort)
httpsOpts = W.defaultSettings & W.setPort (fromIntegral httpsPort) httpsOpts = W.defaultSettings & W.setPort (fromIntegral httpsPort)
putStrLn "Starting loopback server" env <- ask
loopTid <- async $ W.runSettingsSocket loopOpts loopSock
$ app sId liv plan Loopback
putStrLn "Starting HTTP server" logDebug "Starting loopback server"
httpTid <- async $ W.runSettingsSocket httpOpts httpSock loopTid <- async $ io
$ app sId liv plan Insecure $ W.runSettingsSocket loopOpts loopSock
$ app env sId liv plan Loopback
putStrLn "Starting HTTPS server" logDebug "Starting HTTP server"
httpTid <- async $ io
$ W.runSettingsSocket httpOpts httpSock
$ app env sId liv plan Insecure
logDebug "Starting HTTPS server"
httpsTid <- for tls $ \tlsOpts -> httpsTid <- for tls $ \tlsOpts ->
async $ W.runTLSSocket tlsOpts httpsOpts httpsSock async $ io
$ app sId liv plan Secure $ W.runTLSSocket tlsOpts httpsOpts httpsSock
$ app env sId liv plan Secure
let por = Ports (tls <&> const httpsPort) httpPort loopPort let por = Ports (tls <&> const httpsPort) httpPort loopPort
fil = pierPath <> "/.http.ports" fil = pierPath <> "/.http.ports"
print (sId, por, fil) logDebug $ displayShow (sId, por, fil)
putStrLn "END startServ" logDebug "Finished started HTTP Servers"
pure $ Serv sId conf loopTid httpTid httpsTid por fil liv pure $ Serv sId conf loopTid httpTid httpsTid por fil liv
killServ :: Serv -> IO () killServ :: HasLogFunc e => Serv -> RIO e ()
killServ Serv{..} = do killServ Serv{..} = do
cancel sLoopTid cancel sLoopTid
cancel sHttpTid cancel sHttpTid
@ -431,47 +447,50 @@ killServ Serv{..} = do
(void . waitCatch) sHttpTid (void . waitCatch) sHttpTid
traverse_ (void . waitCatch) sHttpsTid traverse_ (void . waitCatch) sHttpsTid
kill :: Drv -> IO () kill :: HasLogFunc e => Drv -> RIO e ()
kill (Drv v) = stopService v killServ >>= fromEither kill (Drv v) = stopService v killServ >>= fromEither
respond :: Drv -> ReqId -> HttpEvent -> IO () respond :: HasLogFunc e
=> Drv -> ReqId -> HttpEvent -> RIO e ()
respond (Drv v) reqId ev = do respond (Drv v) reqId ev = do
readMVar v >>= \case readMVar v >>= \case
Nothing -> pure () Nothing -> pure ()
Just sv -> do (print (reorgHttpEvent ev)) Just sv -> do logDebug $ displayShow $ reorgHttpEvent ev
for_ (reorgHttpEvent ev) $ for_ (reorgHttpEvent ev) $
atomically . respondToLiveReq (sLiveReqs sv) reqId atomically . respondToLiveReq (sLiveReqs sv) reqId
serv :: FilePath -> KingId -> QueueEv -> ([Ev], Acquire (EffCb HttpServerEf)) serv :: ∀e. HasLogFunc e
=> FilePath -> KingId -> QueueEv
-> ([Ev], RAcquire e (EffCb e HttpServerEf))
serv pier king plan = serv pier king plan =
(initialEvents, runHttpServer) (initialEvents, runHttpServer)
where where
initialEvents :: [Ev] initialEvents :: [Ev]
initialEvents = [bornEv king] initialEvents = [bornEv king]
runHttpServer :: Acquire (EffCb HttpServerEf) runHttpServer :: RAcquire e (EffCb e HttpServerEf)
runHttpServer = handleEf <$> mkAcquire (Drv <$> newMVar Nothing) kill runHttpServer = handleEf <$> mkRAcquire (Drv <$> newMVar Nothing) kill
restart :: Drv -> HttpServerConf -> IO Serv restart :: Drv -> HttpServerConf -> RIO e Serv
restart (Drv var) conf = do restart (Drv var) conf = do
putStrLn "Restarting http server" logDebug "Restarting http server"
res <- fromEither =<< restartService var (startServ pier conf plan) killServ res <- fromEither =<< restartService var (startServ pier conf plan) killServ
putStrLn "Done restating http server" logDebug "Done restating http server"
pure res pure res
handleEf :: Drv -> HttpServerEf -> IO () handleEf :: Drv -> HttpServerEf -> RIO e ()
handleEf drv = \case handleEf drv = \case
HSESetConfig (i, ()) conf -> do HSESetConfig (i, ()) conf -> do
-- print (i, king) -- print (i, king)
-- when (i == fromIntegral king) $ do -- when (i == fromIntegral king) $ do
putStrLn "restarting" logDebug "restarting"
Serv{..} <- restart drv conf Serv{..} <- restart drv conf
putStrLn "Enqueue %live" logDebug "Enqueue %live"
atomically $ plan (liveEv sServId sPorts) atomically $ plan (liveEv sServId sPorts)
putStrLn "Write ports file" logDebug "Write ports file"
writePortsFile sPortsFile sPorts writePortsFile sPortsFile sPorts
HSEResponse (i, req, _seq, ()) ev -> do HSEResponse (i, req, _seq, ()) ev -> do
-- print (i, king) -- print (i, king)
-- when (i == fromIntegral king) $ do -- when (i == fromIntegral king) $ do
putStrLn "respond" logDebug "respond"
respond drv (fromIntegral req) ev respond drv (fromIntegral req) ev

234
pkg/king/lib/Vere/Log.hs
View File

@ -8,13 +8,13 @@ module Vere.Log ( EventLog, identity, nextEv
, streamEffectsRows, writeEffectsRow , streamEffectsRows, writeEffectsRow
) where ) where
import ClassyPrelude hiding (init) import UrbitPrelude hiding (init)
import Data.Acquire
import Data.RAcquire
import Data.Conduit import Data.Conduit
import Database.LMDB.Raw import Database.LMDB.Raw
import Foreign.Marshal.Alloc import Foreign.Marshal.Alloc
import Foreign.Ptr import Foreign.Ptr
import Noun
import Vere.Pier.Types import Vere.Pier.Types
import Foreign.Storable (peek, poke, sizeOf) import Foreign.Storable (peek, poke, sizeOf)
@ -26,6 +26,7 @@ import qualified Data.Vector as V
-- Types ----------------------------------------------------------------------- -- Types -----------------------------------------------------------------------
type Env = MDB_env type Env = MDB_env
type Val = MDB_val
type Txn = MDB_txn type Txn = MDB_txn
type Dbi = MDB_dbi type Dbi = MDB_dbi
type Cur = MDB_cursor type Cur = MDB_cursor
@ -39,10 +40,10 @@ data EventLog = EventLog
, numEvents :: IORef EventId , numEvents :: IORef EventId
} }
nextEv :: EventLog -> IO EventId nextEv :: EventLog -> RIO e EventId
nextEv = fmap succ . readIORef . numEvents nextEv = fmap succ . readIORef . numEvents
lastEv :: EventLog -> IO EventId lastEv :: EventLog -> RIO e EventId
lastEv = readIORef . numEvents lastEv = readIORef . numEvents
data EventLogExn data EventLogExn
@ -63,17 +64,18 @@ instance Exception EventLogExn where
-- Open/Close an Event Log ----------------------------------------------------- -- Open/Close an Event Log -----------------------------------------------------
rawOpen :: FilePath -> IO Env rawOpen :: MonadIO m => FilePath -> m Env
rawOpen dir = do rawOpen dir = io $ do
putStrLn $ pack ("PAX: " <> dir)
env <- mdb_env_create env <- mdb_env_create
mdb_env_set_maxdbs env 3 mdb_env_set_maxdbs env 3
mdb_env_set_mapsize env (40 * 1024 * 1024 * 1024) mdb_env_set_mapsize env (40 * 1024 * 1024 * 1024)
mdb_env_open env dir [] mdb_env_open env dir []
pure env pure env
create :: FilePath -> LogIdentity -> IO EventLog create :: HasLogFunc e => FilePath -> LogIdentity -> RIO e EventLog
create dir id = do create dir id = do
logDebug $ display (pack @Text $ "Creating LMDB database: " <> dir)
logDebug $ display (pack @Text $ "Log Identity: " <> show id)
env <- rawOpen dir env <- rawOpen dir
(m, e, f) <- createTables env (m, e, f) <- createTables env
clearEvents env e clearEvents env e
@ -81,41 +83,44 @@ create dir id = do
EventLog env m e f id <$> newIORef 0 EventLog env m e f id <$> newIORef 0
where where
createTables env = createTables env =
with (writeTxn env) $ \txn -> rwith (writeTxn env) $ \txn -> io $
(,,) <$> mdb_dbi_open txn (Just "META") [MDB_CREATE] (,,) <$> mdb_dbi_open txn (Just "META") [MDB_CREATE]
<*> mdb_dbi_open txn (Just "EVENTS") [MDB_CREATE, MDB_INTEGERKEY] <*> mdb_dbi_open txn (Just "EVENTS") [MDB_CREATE, MDB_INTEGERKEY]
<*> mdb_dbi_open txn (Just "EFFECTS") [MDB_CREATE, MDB_INTEGERKEY] <*> mdb_dbi_open txn (Just "EFFECTS") [MDB_CREATE, MDB_INTEGERKEY]
open :: FilePath -> IO EventLog open :: HasLogFunc e => FilePath -> RIO e EventLog
open dir = do open dir = do
logDebug $ display (pack @Text $ "Opening LMDB database: " <> dir)
env <- rawOpen dir env <- rawOpen dir
(m, e, f) <- openTables env (m, e, f) <- openTables env
id <- getIdent env m id <- getIdent env m
logDebug $ display (pack @Text $ "Log Identity: " <> show id)
numEvs <- getNumEvents env e numEvs <- getNumEvents env e
EventLog env m e f id <$> newIORef numEvs EventLog env m e f id <$> newIORef numEvs
where where
openTables env = openTables env =
with (writeTxn env) $ \txn -> rwith (writeTxn env) $ \txn -> io $
(,,) <$> mdb_dbi_open txn (Just "META") [] (,,) <$> mdb_dbi_open txn (Just "META") []
<*> mdb_dbi_open txn (Just "EVENTS") [MDB_INTEGERKEY] <*> mdb_dbi_open txn (Just "EVENTS") [MDB_INTEGERKEY]
<*> mdb_dbi_open txn (Just "EFFECTS") [MDB_CREATE, MDB_INTEGERKEY] <*> mdb_dbi_open txn (Just "EFFECTS") [MDB_CREATE, MDB_INTEGERKEY]
close :: EventLog -> IO () close :: HasLogFunc e => FilePath -> EventLog -> RIO e ()
close (EventLog env meta events effects _ _) = do close dir (EventLog env meta events effects _ _) = do
mdb_dbi_close env meta logDebug $ display (pack @Text $ "Closing LMDB database: " <> dir)
mdb_dbi_close env events io $ do mdb_dbi_close env meta
mdb_dbi_close env effects mdb_dbi_close env events
mdb_env_sync_flush env mdb_dbi_close env effects
mdb_env_close env mdb_env_sync_flush env
mdb_env_close env
-- Create a new event log or open an existing one. ----------------------------- -- Create a new event log or open an existing one. -----------------------------
existing :: FilePath -> Acquire EventLog existing :: HasLogFunc e => FilePath -> RAcquire e EventLog
existing dir = mkAcquire (open dir) close existing dir = mkRAcquire (open dir) (close dir)
new :: FilePath -> LogIdentity -> Acquire EventLog new :: HasLogFunc e => FilePath -> LogIdentity -> RAcquire e EventLog
new dir id = mkAcquire (create dir id) close new dir id = mkRAcquire (create dir id) (close dir)
-- Read/Write Log Identity ----------------------------------------------------- -- Read/Write Log Identity -----------------------------------------------------
@ -125,22 +130,22 @@ new dir id = mkAcquire (create dir id) close
Use this when opening database handles. Use this when opening database handles.
-} -}
_openTxn :: Env -> Acquire Txn _openTxn :: Env -> RAcquire e Txn
_openTxn env = mkAcquire begin commit _openTxn env = mkRAcquire begin commit
where where
begin = mdb_txn_begin env Nothing True begin = io $ mdb_txn_begin env Nothing True
commit = mdb_txn_commit commit = io . mdb_txn_commit
{- {-
A read-only transaction that aborts at the end. A read-only transaction that aborts at the end.
Use this when reading data from already-opened databases. Use this when reading data from already-opened databases.
-} -}
readTxn :: Env -> Acquire Txn readTxn :: Env -> RAcquire e Txn
readTxn env = mkAcquire begin abort readTxn env = mkRAcquire begin abort
where where
begin = mdb_txn_begin env Nothing True begin = io $ mdb_txn_begin env Nothing True
abort = mdb_txn_abort abort = io . mdb_txn_abort
{- {-
A read-write transaction that commits upon sucessful completion and A read-write transaction that commits upon sucessful completion and
@ -148,42 +153,44 @@ readTxn env = mkAcquire begin abort
Use this when reading data from already-opened databases. Use this when reading data from already-opened databases.
-} -}
writeTxn :: Env -> Acquire Txn writeTxn :: Env -> RAcquire e Txn
writeTxn env = mkAcquireType begin finalize writeTxn env = mkRAcquireType begin finalize
where where
begin = mdb_txn_begin env Nothing False begin = io $ mdb_txn_begin env Nothing False
finalize txn = \case finalize txn = io . \case
ReleaseNormal -> mdb_txn_commit txn ReleaseNormal -> mdb_txn_commit txn
ReleaseEarly -> mdb_txn_commit txn ReleaseEarly -> mdb_txn_commit txn
ReleaseException -> mdb_txn_abort txn ReleaseException -> mdb_txn_abort txn
cursor :: Txn -> Dbi -> Acquire Cur cursor :: Txn -> Dbi -> RAcquire e Cur
cursor txn dbi = mkAcquire open close cursor txn dbi = mkRAcquire open close
where where
open = mdb_cursor_open txn dbi open = io $ mdb_cursor_open txn dbi
close = mdb_cursor_close close = io . mdb_cursor_close
getIdent :: Env -> Dbi -> IO LogIdentity getIdent :: HasLogFunc e => Env -> Dbi -> RIO e LogIdentity
getIdent env dbi = getIdent env dbi = do
logDebug "Reading log identity"
getTbl env >>= traverse decodeIdent >>= \case getTbl env >>= traverse decodeIdent >>= \case
Nothing -> throwIO NoLogIdentity Nothing -> throwIO NoLogIdentity
Just li -> pure li Just li -> pure li
where where
decodeIdent :: (Noun, Noun, Noun) -> IO LogIdentity decodeIdent :: (Noun, Noun, Noun) -> RIO e LogIdentity
decodeIdent = fromNounExn . toNoun decodeIdent = fromNounExn . toNoun
getTbl :: Env -> IO (Maybe (Noun, Noun, Noun)) getTbl :: Env -> RIO e (Maybe (Noun, Noun, Noun))
getTbl env = do getTbl env = do
with (readTxn env) $ \txn -> do rwith (readTxn env) $ \txn -> do
who <- getMb txn dbi "who" who <- getMb txn dbi "who"
fake <- getMb txn dbi "is-fake" fake <- getMb txn dbi "is-fake"
life <- getMb txn dbi "life" life <- getMb txn dbi "life"
pure $ (,,) <$> who <*> fake <*> life pure $ (,,) <$> who <*> fake <*> life
writeIdent :: Env -> Dbi -> LogIdentity -> IO () writeIdent :: HasLogFunc e => Env -> Dbi -> LogIdentity -> RIO e ()
writeIdent env metaTbl ident@LogIdentity{..} = do writeIdent env metaTbl ident@LogIdentity{..} = do
logDebug "Writing log identity"
let flags = compileWriteFlags [] let flags = compileWriteFlags []
with (writeTxn env) $ \txn -> do rwith (writeTxn env) $ \txn -> do
x <- putNoun flags txn metaTbl "who" (toNoun who) x <- putNoun flags txn metaTbl "who" (toNoun who)
y <- putNoun flags txn metaTbl "is-fake" (toNoun isFake) y <- putNoun flags txn metaTbl "is-fake" (toNoun isFake)
z <- putNoun flags txn metaTbl "life" (toNoun lifecycleLen) z <- putNoun flags txn metaTbl "life" (toNoun lifecycleLen)
@ -193,30 +200,30 @@ writeIdent env metaTbl ident@LogIdentity{..} = do
-- Latest Event Number --------------------------------------------------------- -- Latest Event Number ---------------------------------------------------------
getNumEvents :: Env -> Dbi -> IO Word64 getNumEvents :: Env -> Dbi -> RIO e Word64
getNumEvents env eventsTbl = getNumEvents env eventsTbl =
with (readTxn env) $ \txn -> rwith (readTxn env) $ \txn ->
with (cursor txn eventsTbl) $ \cur -> rwith (cursor txn eventsTbl) $ \cur ->
withKVPtrs nullVal nullVal $ \pKey pVal -> withKVPtrs' nullVal nullVal $ \pKey pVal ->
mdb_cursor_get MDB_LAST cur pKey pVal >>= \case io $ mdb_cursor_get MDB_LAST cur pKey pVal >>= \case
False -> pure 0 False -> pure 0
True -> peek pKey >>= mdbValToWord64 True -> peek pKey >>= mdbValToWord64
-- Write Events ---------------------------------------------------------------- -- Write Events ----------------------------------------------------------------
clearEvents :: Env -> Dbi -> IO () clearEvents :: Env -> Dbi -> RIO e ()
clearEvents env eventsTbl = clearEvents env eventsTbl =
with (writeTxn env) $ \txn -> rwith (writeTxn env) $ \txn ->
with (cursor txn eventsTbl) $ \cur -> rwith (cursor txn eventsTbl) $ \cur ->
withKVPtrs nullVal nullVal $ \pKey pVal -> do withKVPtrs' nullVal nullVal $ \pKey pVal -> do
let loop = mdb_cursor_get MDB_LAST cur pKey pVal >>= \case let loop = io (mdb_cursor_get MDB_LAST cur pKey pVal) >>= \case
False -> pure () False -> pure ()
True -> do mdb_cursor_del (compileWriteFlags []) cur True -> do io $ mdb_cursor_del (compileWriteFlags []) cur
loop loop
loop loop
appendEvents :: EventLog -> Vector ByteString -> IO () appendEvents :: EventLog -> Vector ByteString -> RIO e ()
appendEvents log !events = do appendEvents log !events = do
numEvs <- readIORef (numEvents log) numEvs <- readIORef (numEvents log)
next <- pure (numEvs + 1) next <- pure (numEvs + 1)
@ -225,15 +232,15 @@ appendEvents log !events = do
where where
flags = compileWriteFlags [MDB_NOOVERWRITE] flags = compileWriteFlags [MDB_NOOVERWRITE]
doAppend = \kvs -> doAppend = \kvs ->
with (writeTxn $ env log) $ \txn -> rwith (writeTxn $ env log) $ \txn ->
for_ kvs $ \(k,v) -> do for_ kvs $ \(k,v) -> do
putBytes flags txn (eventsTbl log) k v >>= \case putBytes flags txn (eventsTbl log) k v >>= \case
True -> pure () True -> pure ()
False -> throwIO (BadWriteEvent k) False -> throwIO (BadWriteEvent k)
writeEffectsRow :: EventLog -> EventId -> ByteString -> IO () writeEffectsRow :: EventLog -> EventId -> ByteString -> RIO e ()
writeEffectsRow log k v = do writeEffectsRow log k v = do
with (writeTxn $ env log) $ \txn -> rwith (writeTxn $ env log) $ \txn ->
putBytes flags txn (effectsTbl log) k v >>= \case putBytes flags txn (effectsTbl log) k v >>= \case
True -> pure () True -> pure ()
False -> throwIO (BadWriteEffect k) False -> throwIO (BadWriteEffect k)
@ -244,21 +251,24 @@ writeEffectsRow log k v = do
-------------------------------------------------------------------------------- --------------------------------------------------------------------------------
-- Read Events ----------------------------------------------------------------- -- Read Events -----------------------------------------------------------------
streamEvents :: EventLog -> Word64 streamEvents :: HasLogFunc e
-> ConduitT () ByteString IO () => EventLog -> Word64
-> ConduitT () ByteString (RIO e) ()
streamEvents log first = do streamEvents log first = do
last <- liftIO $ lastEv log last <- lift $ lastEv log
batch <- liftIO (readBatch log first) batch <- lift $ readBatch log first
unless (null batch) $ do unless (null batch) $ do
for_ batch yield for_ batch yield
streamEvents log (first + word (length batch)) streamEvents log (first + word (length batch))
streamEffectsRows :: EventLog -> EventId streamEffectsRows :: ∀e. HasLogFunc e
-> ConduitT () (Word64, ByteString) IO () => EventLog -> EventId
-> ConduitT () (Word64, ByteString) (RIO e) ()
streamEffectsRows log = go streamEffectsRows log = go
where where
go :: EventId -> ConduitT () (Word64, ByteString) (RIO e) ()
go next = do go next = do
batch <- liftIO $ readRowsBatch (env log) (effectsTbl log) next batch <- lift $ readRowsBatch (env log) (effectsTbl log) next
unless (null batch) $ do unless (null batch) $ do
for_ batch yield for_ batch yield
go (next + fromIntegral (length batch)) go (next + fromIntegral (length batch))
@ -268,7 +278,7 @@ streamEffectsRows log = go
Throws `MissingEvent` if an event was missing from the log. Throws `MissingEvent` if an event was missing from the log.
-} -}
readBatch :: EventLog -> Word64 -> IO (V.Vector ByteString) readBatch :: EventLog -> Word64 -> RIO e (V.Vector ByteString)
readBatch log first = start readBatch log first = start
where where
start = do start = do
@ -277,59 +287,66 @@ readBatch log first = start
then pure mempty then pure mempty
else readRows $ fromIntegral $ min 1000 $ ((last+1) - first) else readRows $ fromIntegral $ min 1000 $ ((last+1) - first)
assertFound :: EventId -> Bool -> IO () assertFound :: EventId -> Bool -> RIO e ()
assertFound id found = do assertFound id found = do
unless found $ throwIO $ MissingEvent id unless found $ throwIO $ MissingEvent id
readRows count = readRows count =
withWordPtr first $ \pIdx -> withWordPtr first $ \pIdx ->
withKVPtrs (MDB_val 8 (castPtr pIdx)) nullVal $ \pKey pVal -> withKVPtrs' (MDB_val 8 (castPtr pIdx)) nullVal $ \pKey pVal ->
with (readTxn $ env log) $ \txn -> rwith (readTxn $ env log) $ \txn ->
with (cursor txn $ eventsTbl log) $ \cur -> do rwith (cursor txn $ eventsTbl log) $ \cur -> do
assertFound first =<< mdb_cursor_get MDB_SET_KEY cur pKey pVal assertFound first =<< io (mdb_cursor_get MDB_SET_KEY cur pKey pVal)
fetchRows count cur pKey pVal fetchRows count cur pKey pVal
fetchRows count cur pKey pVal = do fetchRows count cur pKey pVal = do
V.generateM count $ \i -> do env <- ask
key <- peek pKey >>= mdbValToWord64 V.generateM count $ \i -> runRIO env $ do
val <- peek pVal >>= mdbValToBytes key <- io $ peek pKey >>= mdbValToWord64
val <- io $ peek pVal >>= mdbValToBytes
idx <- pure (first + word i) idx <- pure (first + word i)
unless (key == idx) $ throwIO $ MissingEvent idx unless (key == idx) $ throwIO $ MissingEvent idx
when (count /= succ i) $ do when (count /= succ i) $ do
assertFound idx =<< mdb_cursor_get MDB_NEXT cur pKey pVal assertFound idx =<< io (mdb_cursor_get MDB_NEXT cur pKey pVal)
pure val pure val
{- {-
Read 1000 rows from the database, starting from key `first`. Read 1000 rows from the database, starting from key `first`.
-} -}
readRowsBatch :: Env -> Dbi -> Word64 -> IO (V.Vector (Word64, ByteString)) readRowsBatch :: ∀e. HasLogFunc e
=> Env -> Dbi -> Word64 -> RIO e (V.Vector (Word64, ByteString))
readRowsBatch env dbi first = readRows readRowsBatch env dbi first = readRows
where where
readRows = do readRows = do
-- print ("readRows", first) logDebug $ displayShow ("readRows", first)
withWordPtr first $ \pIdx -> withWordPtr first $ \pIdx ->
withKVPtrs (MDB_val 8 (castPtr pIdx)) nullVal $ \pKey pVal -> withKVPtrs' (MDB_val 8 (castPtr pIdx)) nullVal $ \pKey pVal ->
with (readTxn env) $ \txn -> rwith (readTxn env) $ \txn ->
with (cursor txn dbi) $ \cur -> rwith (cursor txn dbi) $ \cur ->
mdb_cursor_get MDB_SET_RANGE cur pKey pVal >>= \case io (mdb_cursor_get MDB_SET_RANGE cur pKey pVal) >>= \case
False -> pure mempty False -> pure mempty
True -> V.unfoldrM (fetchRows cur pKey pVal) 1000 True -> V.unfoldrM (fetchRows cur pKey pVal) 1000
fetchRows :: Cur -> Ptr MDB_val -> Ptr MDB_val fetchRows :: Cur -> Ptr Val -> Ptr Val -> Word
-> Word -> RIO e (Maybe ((Word64, ByteString), Word))
-> IO (Maybe ((Word64, ByteString), Word))
fetchRows cur pKey pVal 0 = pure Nothing fetchRows cur pKey pVal 0 = pure Nothing
fetchRows cur pKey pVal n = do fetchRows cur pKey pVal n = do
key <- peek pKey >>= mdbValToWord64 key <- io $ peek pKey >>= mdbValToWord64
val <- peek pVal >>= mdbValToBytes val <- io $ peek pVal >>= mdbValToBytes
-- print ("fetchRows", n, key, val) logDebug $ displayShow ("fetchRows", n, key, val)
mdb_cursor_get MDB_NEXT cur pKey pVal >>= \case io $ mdb_cursor_get MDB_NEXT cur pKey pVal >>= \case
False -> pure $ Just ((key, val), 0) False -> pure $ Just ((key, val), 0)
True -> pure $ Just ((key, val), pred n) True -> pure $ Just ((key, val), pred n)
-- Utils ----------------------------------------------------------------------- -- Utils -----------------------------------------------------------------------
withKVPtrs' :: (MonadIO m, MonadUnliftIO m)
=> Val -> Val -> (Ptr Val -> Ptr Val -> m a) -> m a
withKVPtrs' k v cb =
withRunInIO $ \run ->
withKVPtrs k v $ \x y -> run (cb x y)
nullVal :: MDB_val nullVal :: MDB_val
nullVal = MDB_val 0 nullPtr nullVal = MDB_val 0 nullPtr
@ -353,20 +370,24 @@ mdbValToWord64 (MDB_val sz ptr) = do
assertExn (sz == 8) BadKeyInEventLog assertExn (sz == 8) BadKeyInEventLog
peek (castPtr ptr) peek (castPtr ptr)
withWord64AsMDBval :: Word64 -> (MDB_val -> IO a) -> IO a withWord64AsMDBval :: (MonadIO m, MonadUnliftIO m)
=> Word64 -> (MDB_val -> m a) -> m a
withWord64AsMDBval w cb = do withWord64AsMDBval w cb = do
withWordPtr w $ \p -> withWordPtr w $ \p ->
cb (MDB_val (fromIntegral (sizeOf w)) (castPtr p)) cb (MDB_val (fromIntegral (sizeOf w)) (castPtr p))
withWordPtr :: Word64 -> (Ptr Word64 -> IO a) -> IO a withWordPtr :: (MonadIO m, MonadUnliftIO m)
withWordPtr w cb = do => Word64 -> (Ptr Word64 -> m a) -> m a
allocaBytes (sizeOf w) (\p -> poke p w >> cb p) withWordPtr w cb =
withRunInIO $ \run ->
allocaBytes (sizeOf w) (\p -> poke p w >> run (cb p))
-- Lower-Level Operations ------------------------------------------------------ -- Lower-Level Operations ------------------------------------------------------
getMb :: Txn -> Dbi -> ByteString -> IO (Maybe Noun) getMb :: MonadIO m => Txn -> Dbi -> ByteString -> m (Maybe Noun)
getMb txn db key = getMb txn db key =
io $
byteStringAsMdbVal key $ \mKey -> byteStringAsMdbVal key $ \mKey ->
mdb_get txn db mKey >>= traverse (mdbValToNoun key) mdb_get txn db mKey >>= traverse (mdbValToNoun key)
@ -380,14 +401,19 @@ mdbValToNoun key (MDB_val sz ptr) = do
let res = cueBS bs let res = cueBS bs
eitherExn res (\err -> BadNounInLogIdentity key err bs) eitherExn res (\err -> BadNounInLogIdentity key err bs)
putNoun :: MDB_WriteFlags -> Txn -> Dbi -> ByteString -> Noun -> IO Bool putNoun :: MonadIO m
=> MDB_WriteFlags -> Txn -> Dbi -> ByteString -> Noun -> m Bool
putNoun flags txn db key val = putNoun flags txn db key val =
io $
byteStringAsMdbVal key $ \mKey -> byteStringAsMdbVal key $ \mKey ->
byteStringAsMdbVal (jamBS val) $ \mVal -> byteStringAsMdbVal (jamBS val) $ \mVal ->
mdb_put flags txn db mKey mVal mdb_put flags txn db mKey mVal
putBytes :: MDB_WriteFlags -> Txn -> Dbi -> Word64 -> ByteString -> IO Bool
putBytes flags txn db id bs = do putBytes :: MonadIO m
withWord64AsMDBval id $ \idVal -> do => MDB_WriteFlags -> Txn -> Dbi -> Word64 -> ByteString -> m Bool
byteStringAsMdbVal bs $ \mVal -> do putBytes flags txn db id bs =
mdb_put flags txn db idVal mVal io $
withWord64AsMDBval id $ \idVal ->
byteStringAsMdbVal bs $ \mVal ->
mdb_put flags txn db idVal mVal

167
pkg/king/lib/Vere/Pier.hs
View File

@ -29,20 +29,20 @@ import qualified Vere.Serf as Serf
_ioDrivers = [] :: [IODriver] _ioDrivers = [] :: [IODriver]
setupPierDirectory :: FilePath -> IO () setupPierDirectory :: FilePath -> RIO e ()
setupPierDirectory shipPath = do setupPierDirectory shipPath = do
for_ ["put", "get", "log", "chk"] $ \seg -> do for_ ["put", "get", "log", "chk"] $ \seg -> do
let pax = shipPath <> "/.urb/" <> seg let pax = shipPath <> "/.urb/" <> seg
createDirectoryIfMissing True pax io $ createDirectoryIfMissing True pax
setFileMode pax ownerModes io $ setFileMode pax ownerModes
-- Load pill into boot sequence. ----------------------------------------------- -- Load pill into boot sequence. -----------------------------------------------
genEntropy :: IO Word512 genEntropy :: RIO e Word512
genEntropy = fromIntegral . view (from atomBytes) <$> Ent.getEntropy 64 genEntropy = fromIntegral . view (from atomBytes) <$> io (Ent.getEntropy 64)
generateBootSeq :: Ship -> Pill -> IO BootSeq generateBootSeq :: Ship -> Pill -> RIO e BootSeq
generateBootSeq ship Pill{..} = do generateBootSeq ship Pill{..} = do
ent <- genEntropy ent <- genEntropy
let ovums = preKern ent <> pKernelOvums <> pUserspaceOvums let ovums = preKern ent <> pKernelOvums <> pUserspaceOvums
@ -57,15 +57,16 @@ generateBootSeq ship Pill{..} = do
-- Write a batch of jobs into the event log ------------------------------------ -- Write a batch of jobs into the event log ------------------------------------
writeJobs :: EventLog -> Vector Job -> IO () writeJobs :: EventLog -> Vector Job -> RIO e ()
writeJobs log !jobs = do writeJobs log !jobs = do
expect <- Log.nextEv log expect <- Log.nextEv log
events <- fmap fromList $ traverse fromJob (zip [expect..] $ toList jobs) events <- fmap fromList $ traverse fromJob (zip [expect..] $ toList jobs)
Log.appendEvents log events Log.appendEvents log events
where where
fromJob :: (EventId, Job) -> IO ByteString fromJob :: (EventId, Job) -> RIO e ByteString
fromJob (expectedId, job) = do fromJob (expectedId, job) = do
guard (expectedId == jobId job) unless (expectedId == jobId job) $
error $ show ("bad job id!", expectedId, jobId job)
pure $ jamBS $ jobPayload job pure $ jamBS $ jobPayload job
jobPayload :: Job -> Noun jobPayload :: Job -> Noun
@ -75,76 +76,79 @@ writeJobs log !jobs = do
-- Boot a new ship. ------------------------------------------------------------ -- Boot a new ship. ------------------------------------------------------------
booted :: FilePath -> FilePath -> Serf.Flags -> Ship booted :: HasLogFunc e
-> Acquire (Serf, EventLog, SerfState) => FilePath -> FilePath -> Serf.Flags -> Ship
-> RAcquire e (Serf, EventLog, SerfState)
booted pillPath pierPath flags ship = do booted pillPath pierPath flags ship = do
putStrLn "LOADING PILL" rio $ logTrace "LOADING PILL"
pill <- liftIO (loadFile pillPath >>= either throwIO pure) pill <- io (loadFile pillPath >>= either throwIO pure)
putStrLn "PILL LOADED" rio $ logTrace "PILL LOADED"
seq@(BootSeq ident x y) <- liftIO $ generateBootSeq ship pill seq@(BootSeq ident x y) <- rio $ generateBootSeq ship pill
putStrLn "BootSeq Computed" rio $ logTrace "BootSeq Computed"
liftIO (setupPierDirectory pierPath) liftRIO (setupPierDirectory pierPath)
putStrLn "Directory Setup" rio $ logTrace "Directory Setup"
log <- Log.new (pierPath <> "/.urb/log") ident log <- Log.new (pierPath <> "/.urb/log") ident
putStrLn "Event Log Initialized" rio $ logTrace "Event Log Initialized"
serf <- Serf.run (Serf.Config pierPath flags) serf <- Serf.run (Serf.Config pierPath flags)
putStrLn "Serf Started" rio $ logTrace "Serf Started"
liftIO $ do rio $ do
(events, serfSt) <- Serf.bootFromSeq serf seq (events, serfSt) <- Serf.bootFromSeq serf seq
putStrLn "Boot Sequence completed" logTrace "Boot Sequence completed"
Serf.snapshot serf serfSt Serf.snapshot serf serfSt
putStrLn "Snapshot taken" logTrace "Snapshot taken"
writeJobs log (fromList events) writeJobs log (fromList events)
putStrLn "Events written" logTrace "Events written"
pure (serf, log, serfSt) pure (serf, log, serfSt)
-- Resume an existing ship. ---------------------------------------------------- -- Resume an existing ship. ----------------------------------------------------
resumed :: FilePath -> Serf.Flags resumed :: HasLogFunc e
-> Acquire (Serf, EventLog, SerfState) => FilePath -> Serf.Flags
-> RAcquire e (Serf, EventLog, SerfState)
resumed top flags = do resumed top flags = do
log <- Log.existing (top <> "/.urb/log") log <- Log.existing (top <> "/.urb/log")
serf <- Serf.run (Serf.Config top flags) serf <- Serf.run (Serf.Config top flags)
serfSt <- liftIO (Serf.replay serf log) serfSt <- rio $ Serf.replay serf log
liftIO (Serf.snapshot serf serfSt) rio $ Serf.snapshot serf serfSt
pure (serf, log, serfSt) pure (serf, log, serfSt)
-- Run Pier -------------------------------------------------------------------- -- Run Pier --------------------------------------------------------------------
pier :: FilePath pier :: ∀e. HasLogFunc e
=> FilePath
-> Maybe Port -> Maybe Port
-> (Serf, EventLog, SerfState) -> (Serf, EventLog, SerfState)
-> Acquire () -> RAcquire e ()
pier pierPath mPort (serf, log, ss) = do pier pierPath mPort (serf, log, ss) = do
computeQ <- newTQueueIO :: Acquire (TQueue Ev) computeQ <- newTQueueIO :: RAcquire e (TQueue Ev)
persistQ <- newTQueueIO :: Acquire (TQueue (Job, FX)) persistQ <- newTQueueIO :: RAcquire e (TQueue (Job, FX))
executeQ <- newTQueueIO :: Acquire (TQueue FX) executeQ <- newTQueueIO :: RAcquire e (TQueue FX)
inst <- liftIO (KingId . UV . fromIntegral <$> randomIO @Word16) inst <- io (KingId . UV . fromIntegral <$> randomIO @Word16)
vereTerminal <- initializeTerminal vereTerminal <- liftAcquire $ initializeTerminal
let ship = who (Log.identity log) let ship = who (Log.identity log)
let (bootEvents, startDrivers) = let (bootEvents, startDrivers) =
drivers pierPath inst ship mPort (writeTQueue computeQ) vereTerminal drivers pierPath inst ship mPort (writeTQueue computeQ) vereTerminal
liftIO $ atomically $ for_ bootEvents (writeTQueue computeQ) io $ atomically $ for_ bootEvents (writeTQueue computeQ)
tExe <- startDrivers >>= router (readTQueue executeQ) tExe <- startDrivers >>= router (readTQueue executeQ)
tDisk <- runPersist log persistQ (writeTQueue executeQ) tDisk <- runPersist log persistQ (writeTQueue executeQ)
@ -158,8 +162,8 @@ pier pierPath mPort (serf, log, ss) = do
] ]
atomically ded >>= \case atomically ded >>= \case
Left (txt, exn) -> print ("Somthing died", txt, exn) Left (txt, exn) -> logError $ displayShow ("Somthing died", txt, exn)
Right tag -> print ("something simply exited", tag) Right tag -> logError $ displayShow ("something simply exited", tag)
death :: Text -> Async () -> STM (Either (Text, SomeException) Text) death :: Text -> Async () -> STM (Either (Text, SomeException) Text)
death tag tid = do death tag tid = do
@ -169,23 +173,20 @@ death tag tid = do
-- Start All Drivers ----------------------------------------------------------- -- Start All Drivers -----------------------------------------------------------
data Drivers = Drivers data Drivers e = Drivers
{ dAmes :: EffCb AmesEf { dAmes :: EffCb e AmesEf
, dBehn :: EffCb BehnEf , dBehn :: EffCb e BehnEf
, dHttpClient :: EffCb HttpClientEf , dHttpClient :: EffCb e HttpClientEf
, dHttpServer :: EffCb HttpServerEf , dHttpServer :: EffCb e HttpServerEf
, dNewt :: EffCb NewtEf , dNewt :: EffCb e NewtEf
, dSync :: EffCb SyncEf , dSync :: EffCb e SyncEf
, dTerm :: EffCb TermEf , dTerm :: EffCb e TermEf
} }
drivers :: FilePath drivers :: HasLogFunc e
-> KingId => FilePath -> KingId -> Ship -> Maybe Port -> (Ev -> STM ())
-> Ship
-> Maybe Port
-> (Ev -> STM ())
-> VereTerminal -> VereTerminal
-> ([Ev], Acquire Drivers) -> ([Ev], RAcquire e (Drivers e))
drivers pierPath inst who mPort plan vereTerm = drivers pierPath inst who mPort plan vereTerm =
(initialEvents, runDrivers) (initialEvents, runDrivers)
where where
@ -195,25 +196,26 @@ drivers pierPath inst who mPort plan vereTerm =
(termBorn, runTerm) = term vereTerm inst plan (termBorn, runTerm) = term vereTerm inst plan
initialEvents = mconcat [behnBorn, amesBorn, httpBorn, termBorn] initialEvents = mconcat [behnBorn, amesBorn, httpBorn, termBorn]
runDrivers = do runDrivers = do
dNewt <- runAmes dNewt <- liftAcquire $ runAmes
dBehn <- runBehn dBehn <- liftAcquire $ runBehn
dAmes <- pure $ const $ pure () dAmes <- pure $ const $ pure ()
dHttpClient <- pure $ const $ pure () dHttpClient <- pure $ const $ pure ()
dHttpServer <- runHttp dHttpServer <- runHttp
dSync <- pure $ const $ pure () dSync <- pure $ const $ pure ()
dTerm <- runTerm dTerm <- liftAcquire $ runTerm
pure (Drivers{..}) pure (Drivers{..})
-- Route Effects to Drivers ---------------------------------------------------- -- Route Effects to Drivers ----------------------------------------------------
router :: STM FX -> Drivers -> Acquire (Async ()) router :: HasLogFunc e => STM FX -> Drivers e -> RAcquire e (Async ())
router waitFx Drivers{..} = mkAcquire start cancel router waitFx Drivers{..} =
mkRAcquire start cancel
where where
start = async $ forever $ do start = async $ forever $ do
fx <- atomically waitFx fx <- atomically waitFx
for_ fx $ \ef -> do for_ fx $ \ef -> do
putStrLn ("[EFFECT]\n" <> pack (ppShow ef) <> "\n\n") logEffect ef
case ef of case ef of
GoodParse (EfVega _ _) -> error "TODO" GoodParse (EfVega _ _) -> error "TODO"
GoodParse (EfExit _ _) -> error "TODO" GoodParse (EfExit _ _) -> error "TODO"
@ -226,25 +228,44 @@ router waitFx Drivers{..} = mkAcquire start cancel
GoodParse (EfVane (VENewt ef)) -> dNewt ef GoodParse (EfVane (VENewt ef)) -> dNewt ef
GoodParse (EfVane (VESync ef)) -> dSync ef GoodParse (EfVane (VESync ef)) -> dSync ef
GoodParse (EfVane (VETerm ef)) -> dTerm ef GoodParse (EfVane (VETerm ef)) -> dTerm ef
FailParse n -> pPrint n FailParse n -> logError
$ display
$ pack @Text (ppShow n)
-- Compute Thread -------------------------------------------------------------- -- Compute Thread --------------------------------------------------------------
runCompute :: Serf -> SerfState -> STM Ev -> ((Job, FX) -> STM ()) logEvent :: HasLogFunc e => Ev -> RIO e ()
-> Acquire (Async ()) logEvent ev =
runCompute serf ss getEvent putResult = logDebug $ display $ "[EVENT]\n" <> pretty
mkAcquire (async (go ss)) cancel
where where
go :: SerfState -> IO () pretty :: Text
pretty = pack $ unlines $ fmap ("\t" <>) $ lines $ ppShow ev
logEffect :: HasLogFunc e => Lenient Ef -> RIO e ()
logEffect ef =
logDebug $ display $ "[EFFECT]\n" <> pretty ef
where
pretty :: Lenient Ef -> Text
pretty = \case
GoodParse e -> pack $ unlines $ fmap ("\t" <>) $ lines $ ppShow e
FailParse n -> pack $ unlines $ fmap ("\t" <>) $ lines $ ppShow n
runCompute :: ∀e. HasLogFunc e
=> Serf -> SerfState -> STM Ev -> ((Job, FX) -> STM ())
-> RAcquire e (Async ())
runCompute serf ss getEvent putResult =
mkRAcquire (async (go ss)) cancel
where
go :: SerfState -> RIO e ()
go ss = do go ss = do
ev <- atomically getEvent ev <- atomically getEvent
putStrLn ("[EVENT]\n" <> pack (ppShow ev) <> "\n\n") logEvent ev
wen <- Time.now wen <- io Time.now
eId <- pure (ssNextEv ss) eId <- pure (ssNextEv ss)
mug <- pure (ssLastMug ss) mug <- pure (ssLastMug ss)
(job', ss', fx) <- doJob serf (DoWork (Work eId mug wen ev)) (job', ss', fx) <- doJob serf $ DoWork $ Work eId mug wen ev
atomically (putResult (job', fx)) atomically (putResult (job', fx))
go ss' go ss'
@ -263,21 +284,21 @@ instance Exception PersistExn where
runPersist :: EventLog runPersist :: EventLog
-> TQueue (Job, FX) -> TQueue (Job, FX)
-> (FX -> STM ()) -> (FX -> STM ())
-> Acquire (Async ()) -> RAcquire e (Async ())
runPersist log inpQ out = runPersist log inpQ out =
mkAcquire runThread cancelWait mkRAcquire runThread cancelWait
where where
cancelWait :: Async () -> IO () cancelWait :: Async () -> RIO e ()
cancelWait tid = cancel tid >> wait tid cancelWait tid = cancel tid >> wait tid
runThread :: IO (Async ()) runThread :: RIO e (Async ())
runThread = asyncBound $ forever $ do runThread = asyncBound $ forever $ do
writs <- atomically getBatchFromQueue writs <- atomically getBatchFromQueue
events <- validateJobsAndGetBytes (toNullable writs) events <- validateJobsAndGetBytes (toNullable writs)
Log.appendEvents log events Log.appendEvents log events
atomically $ for_ writs $ \(_,fx) -> out fx atomically $ for_ writs $ \(_,fx) -> out fx
validateJobsAndGetBytes :: [(Job, FX)] -> IO (Vector ByteString) validateJobsAndGetBytes :: [(Job, FX)] -> RIO e (Vector ByteString)
validateJobsAndGetBytes writs = do validateJobsAndGetBytes writs = do
expect <- Log.nextEv log expect <- Log.nextEv log
fmap fromList fmap fromList

2
pkg/king/lib/Vere/Pier/Types.hs
View File

@ -84,7 +84,7 @@ deriveToNoun ''Order
type QueueEv = Ev -> STM () type QueueEv = Ev -> STM ()
type EffCb a = a -> IO () type EffCb e a = a -> RIO e ()
type Perform = Ef -> IO () type Perform = Ef -> IO ()

188
pkg/king/lib/Vere/Serf.hs
View File

@ -22,7 +22,6 @@ import System.Process
import Vere.Pier.Types import Vere.Pier.Types
import Data.Bits (setBit) import Data.Bits (setBit)
import Control.Concurrent (threadDelay)
import Data.ByteString (hGet) import Data.ByteString (hGet)
import Data.ByteString.Unsafe (unsafeUseAsCString) import Data.ByteString.Unsafe (unsafeUseAsCString)
import Foreign.Marshal.Alloc (alloca) import Foreign.Marshal.Alloc (alloca)
@ -61,9 +60,8 @@ compileFlags = foldl' (\acc flag -> setBit acc (fromEnum flag)) 0
data Config = Config FilePath [Flag] data Config = Config FilePath [Flag]
deriving (Show) deriving (Show)
debug _msg = pure () -- putStrLn ("[DEBUG]\t" <> msg) serf :: HasLogFunc e => Text -> RIO e ()
serf msg = logInfo $ display ("SERF: " <> msg)
serf msg = putStrLn ("[SERF]\t" <> msg)
-- Types ----------------------------------------------------------------------- -- Types -----------------------------------------------------------------------
@ -98,8 +96,6 @@ data Plea
| PSlog EventId Word32 Tank | PSlog EventId Word32 Tank
deriving (Eq, Show) deriving (Eq, Show)
type GetJobs = EventId -> Word64 -> IO (Vector Job)
type ReplacementEv = Job type ReplacementEv = Job
type WorkResult = (SerfState, FX) type WorkResult = (SerfState, FX)
type SerfResp = Either ReplacementEv WorkResult type SerfResp = Either ReplacementEv WorkResult
@ -129,28 +125,32 @@ deriveNoun ''Plea
-- Utils ----------------------------------------------------------------------- -- Utils -----------------------------------------------------------------------
printTank :: Word32 -> Tank -> IO () printTank :: HasLogFunc e => Word32 -> Tank -> RIO e ()
printTank _pri tank = printTank _pri tank =
(serf . unlines . fmap unTape . wash (WashCfg 0 80)) tank (serf . unlines . fmap unTape . wash (WashCfg 0 80)) tank
guardExn :: Exception e => Bool -> e -> IO () guardExn :: (Exception e, MonadIO m) => Bool -> e -> m ()
guardExn ok = unless ok . throwIO guardExn ok = io . unless ok . throwIO
fromRightExn :: Exception e => Either a b -> (a -> e) -> IO b fromRightExn :: (Exception e, MonadIO m) => Either a b -> (a -> e) -> m b
fromRightExn (Left m) exn = throwIO (exn m) fromRightExn (Left m) exn = throwIO (exn m)
fromRightExn (Right x) _ = pure x fromRightExn (Right x) _ = pure x
-- Process Management ---------------------------------------------------------- -- Process Management ----------------------------------------------------------
run :: Config -> Acquire Serf run :: HasLogFunc e => Config -> RAcquire e Serf
run config = mkAcquire (startUp config) tearDown run config = mkRAcquire (startUp config) tearDown
startUp :: Config -> IO Serf startUp :: HasLogFunc e => Config -> RIO e Serf
startUp conf@(Config pierPath flags) = do startUp conf@(Config pierPath flags) = do
debug "STARTING SERF" logTrace "STARTING SERF"
debug (tshow conf) logTrace (displayShow conf)
(Just i, Just o, Just e, p) <- createProcess pSpec
(i, o, e, p) <- io $ do
(Just i, Just o, Just e, p) <- createProcess pSpec
pure (i, o, e, p)
ss <- newEmptyMVar ss <- newEmptyMVar
et <- async (readStdErr e) et <- async (readStdErr e)
pure (Serf i o et p ss) pure (Serf i o et p ss)
@ -164,28 +164,30 @@ startUp conf@(Config pierPath flags) = do
, std_err = CreatePipe , std_err = CreatePipe
} }
readStdErr :: Handle -> IO () readStdErr :: ∀e. HasLogFunc e => Handle -> RIO e ()
readStdErr h = readStdErr h =
untilEOFExn $ do untilEOFExn $ do
ln <- IO.hGetLine h ln <- io $ IO.hGetLine h
serf ("[stderr] " <> T.strip (pack ln)) serf ("[stderr] " <> T.strip (pack ln))
where where
eofMsg = "[Serf.readStdErr] serf stderr closed" eofMsg = "[Serf.readStdErr] serf stderr closed"
untilEOFExn :: IO () -> IO () untilEOFExn :: RIO e () -> RIO e ()
untilEOFExn act = loop untilEOFExn act = loop
where where
loop :: RIO e ()
loop = do loop = do
IO.tryIOError act >>= \case env <- ask
Left exn | IO.isEOFError exn -> do debug eofMsg res <- io $ IO.tryIOError $ runRIO env act
pure () case res of
Left exn -> IO.ioError exn Left exn | IO.isEOFError exn -> logDebug eofMsg
Right () -> loop Left exn -> io (IO.ioError exn)
Right () -> loop
tearDown :: Serf -> IO () tearDown :: Serf -> RIO e ()
tearDown serf = do tearDown serf = do
terminateProcess (process serf) io $ terminateProcess (process serf)
void (waitForExit serf) void $ waitForExit serf
-- race_ waitThenKill (shutdownAndWait serf 0) -- race_ waitThenKill (shutdownAndWait serf 0)
where where
@ -197,50 +199,49 @@ tearDown serf = do
-- debug killedMsg -- debug killedMsg
-- terminateProcess (process serf) -- terminateProcess (process serf)
waitForExit :: Serf -> IO ExitCode waitForExit :: Serf -> RIO e ExitCode
waitForExit serf = waitForProcess (process serf) waitForExit = io . waitForProcess . process
kill :: Serf -> IO ExitCode kill :: Serf -> RIO e ExitCode
kill serf = terminateProcess (process serf) >> waitForExit serf kill serf = io (terminateProcess $ process serf) >> waitForExit serf
{- _shutdownAndWait :: HasLogFunc e => Serf -> Word8 -> RIO e ExitCode
shutdownAndWait :: Serf -> Word8 -> IO ExitCode _shutdownAndWait serf code = do
shutdownAndWait serf code = do shutdown serf code
shutdown serf code waitForExit serf
waitForExit serf
-}
-- Basic Send and Receive Operations ------------------------------------------- -- Basic Send and Receive Operations -------------------------------------------
withWord64AsByteString :: Word64 -> (ByteString -> IO a) -> IO a withWord64AsByteString :: Word64 -> (ByteString -> RIO e a) -> RIO e a
withWord64AsByteString w k = do withWord64AsByteString w k = do
alloca $ \wp -> do env <- ask
poke wp w io $ alloca $ \wp -> do
bs <- BS.unsafePackCStringLen (castPtr wp, 8) poke wp w
k bs bs <- BS.unsafePackCStringLen (castPtr wp, 8)
runRIO env (k bs)
sendLen :: Serf -> Int -> IO () sendLen :: Serf -> Int -> RIO e ()
sendLen s i = do sendLen s i = do
w <- evaluate (fromIntegral i :: Word64) w <- evaluate (fromIntegral i :: Word64)
withWord64AsByteString (fromIntegral i) (hPut (sendHandle s)) withWord64AsByteString (fromIntegral i) (hPut (sendHandle s))
sendOrder :: Serf -> Order -> IO () sendOrder :: HasLogFunc e => Serf -> Order -> RIO e ()
sendOrder w o = do sendOrder w o = do
debug ("[Serf.sendOrder.toNoun] " <> tshow o) logDebug $ display ("[Serf.sendOrder.toNoun] " <> tshow o)
n <- evaluate (toNoun o) n <- evaluate (toNoun o)
case o of case o of
OWork (DoWork (Work _ _ _ e)) -> do print (toNoun (e :: Ev)) OWork (DoWork (Work _ _ _ e)) -> do logTrace $ displayShow $ toNoun (e::Ev)
_ -> do pure () _ -> do pure ()
debug ("[Serf.sendOrder.jam]") logDebug "[Serf.sendOrder.jam]"
bs <- evaluate (jamBS n) bs <- evaluate (jamBS n)
debug ("[Serf.sendOrder.send]: " <> tshow (length bs)) logDebug $ display ("[Serf.sendOrder.send]: " <> tshow (length bs))
sendBytes w bs sendBytes w bs
debug ("[Serf.sendOrder.sent]") logDebug "[Serf.sendOrder.sent]"
sendBytes :: Serf -> ByteString -> IO () sendBytes :: Serf -> ByteString -> RIO e ()
sendBytes s bs = handle ioErr $ do sendBytes s bs = handle ioErr $ do
sendLen s (length bs) sendLen s (length bs)
hFlush (sendHandle s) hFlush (sendHandle s)
@ -253,24 +254,24 @@ sendBytes s bs = handle ioErr $ do
hack hack
where where
ioErr :: IOError -> IO () ioErr :: IOError -> RIO e ()
ioErr _ = throwIO SerfConnectionClosed ioErr _ = throwIO SerfConnectionClosed
-- TODO WHY DOES THIS MATTER????? -- TODO WHY DOES THIS MATTER?????
hack = threadDelay 10000 hack = threadDelay 10000
recvLen :: Serf -> IO Word64 recvLen :: MonadIO m => Serf -> m Word64
recvLen w = do recvLen w = io $ do
bs <- hGet (recvHandle w) 8 bs <- hGet (recvHandle w) 8
case length bs of case length bs of
8 -> unsafeUseAsCString bs (peek . castPtr) 8 -> unsafeUseAsCString bs (peek . castPtr)
_ -> throwIO SerfConnectionClosed _ -> throwIO SerfConnectionClosed
recvBytes :: Serf -> Word64 -> IO ByteString recvBytes :: Serf -> Word64 -> RIO e ByteString
recvBytes w = do recvBytes serf =
hGet (recvHandle w) . fromIntegral io . hGet (recvHandle serf) . fromIntegral
recvAtom :: Serf -> IO Atom recvAtom :: Serf -> RIO e Atom
recvAtom w = do recvAtom w = do
len <- recvLen w len <- recvLen w
bs <- recvBytes w len bs <- recvBytes w len
@ -285,20 +286,20 @@ cordText = T.strip . unCord
-------------------------------------------------------------------------------- --------------------------------------------------------------------------------
snapshot :: Serf -> SerfState -> IO () snapshot :: HasLogFunc e => Serf -> SerfState -> RIO e ()
snapshot serf ss = sendOrder serf $ OSave $ ssLastEv ss snapshot serf ss = sendOrder serf $ OSave $ ssLastEv ss
shutdown :: Serf -> Word8 -> IO () shutdown :: HasLogFunc e => Serf -> Word8 -> RIO e ()
shutdown serf code = sendOrder serf (OExit code) shutdown serf code = sendOrder serf (OExit code)
{- {-
TODO Find a cleaner way to handle `PStdr` Pleas. TODO Find a cleaner way to handle `PStdr` Pleas.
-} -}
recvPlea :: Serf -> IO Plea recvPlea :: HasLogFunc e => Serf -> RIO e Plea
recvPlea w = do recvPlea w = do
debug ("[Vere.Serf.recvPlea] waiting") logDebug "[Vere.Serf.recvPlea] waiting"
a <- recvAtom w a <- recvAtom w
debug ("[Vere.Serf.recvPlea] got atom") logDebug "[Vere.Serf.recvPlea] got atom"
n <- fromRightExn (cue a) (const $ BadPleaAtom a) n <- fromRightExn (cue a) (const $ BadPleaAtom a)
p <- fromRightExn (fromNounErr n) (\(p,m) -> BadPleaNoun (traceShowId n) p m) p <- fromRightExn (fromNounErr n) (\(p,m) -> BadPleaNoun (traceShowId n) p m)
@ -306,13 +307,13 @@ recvPlea w = do
recvPlea w recvPlea w
PSlog _ pri t -> do printTank pri t PSlog _ pri t -> do printTank pri t
recvPlea w recvPlea w
_ -> do debug ("[Serf.recvPlea] Got " <> tshow p) _ -> do logTrace $ display ("recvPlea got: " <> tshow p)
pure p pure p
{- {-
Waits for initial plea, and then sends boot IPC if necessary. Waits for initial plea, and then sends boot IPC if necessary.
-} -}
handshake :: Serf -> LogIdentity -> IO SerfState handshake :: HasLogFunc e => Serf -> LogIdentity -> RIO e SerfState
handshake serf ident = do handshake serf ident = do
ss@SerfState{..} <- recvPlea serf >>= \case ss@SerfState{..} <- recvPlea serf >>= \case
PPlay Nothing -> pure $ SerfState 1 (Mug 0) PPlay Nothing -> pure $ SerfState 1 (Mug 0)
@ -324,27 +325,27 @@ handshake serf ident = do
pure ss pure ss
sendWork :: Serf -> Job -> IO SerfResp sendWork :: ∀e. HasLogFunc e => Serf -> Job -> RIO e SerfResp
sendWork w job = sendWork w job =
do do
sendOrder w (OWork job) sendOrder w (OWork job)
res <- loop res <- loop
debug ("[Vere.Serf.sendWork] Got response") logTrace ("[sendWork] Got response")
pure res pure res
where where
eId = jobId job eId = jobId job
produce :: WorkResult -> IO SerfResp produce :: WorkResult -> RIO e SerfResp
produce (ss@SerfState{..}, o) = do produce (ss@SerfState{..}, o) = do
guardExn (ssNextEv == (1+eId)) (BadComputeId eId (ss, o)) guardExn (ssNextEv == (1+eId)) (BadComputeId eId (ss, o))
pure $ Right (ss, o) pure $ Right (ss, o)
replace :: ReplacementEv -> IO SerfResp replace :: ReplacementEv -> RIO e SerfResp
replace job = do replace job = do
guardExn (jobId job == eId) (BadReplacementId eId job) guardExn (jobId job == eId) (BadReplacementId eId job)
pure (Left job) pure (Left job)
loop :: IO SerfResp loop :: RIO e SerfResp
loop = recvPlea w >>= \case loop = recvPlea w >>= \case
PPlay p -> throwIO (UnexpectedPlay eId p) PPlay p -> throwIO (UnexpectedPlay eId p)
PDone i m o -> produce (SerfState (i+1) m, o) PDone i m o -> produce (SerfState (i+1) m, o)
@ -355,19 +356,19 @@ sendWork w job =
-------------------------------------------------------------------------------- --------------------------------------------------------------------------------
doJob :: Serf -> Job -> IO (Job, SerfState, FX) doJob :: HasLogFunc e => Serf -> Job -> RIO e (Job, SerfState, FX)
doJob serf job = do doJob serf job = do
sendWork serf job >>= \case sendWork serf job >>= \case
Left replaced -> doJob serf replaced Left replaced -> doJob serf replaced
Right (ss, fx) -> pure (job, ss, fx) Right (ss, fx) -> pure (job, ss, fx)
bootJob :: Serf -> Job -> IO (Job, SerfState) bootJob :: HasLogFunc e => Serf -> Job -> RIO e (Job, SerfState)
bootJob serf job = do bootJob serf job = do
doJob serf job >>= \case doJob serf job >>= \case
(job, ss, []) -> pure (job, ss) (job, ss, []) -> pure (job, ss)
(job, ss, fx) -> throwIO (EffectsDuringBoot (jobId job) fx) (job, ss, fx) -> throwIO (EffectsDuringBoot (jobId job) fx)
replayJob :: Serf -> Job -> IO SerfState replayJob :: HasLogFunc e => Serf -> Job -> RIO e SerfState
replayJob serf job = do replayJob serf job = do
sendWork serf job >>= \case sendWork serf job >>= \case
Left replace -> throwIO (ReplacedEventDuringReplay (jobId job) replace) Left replace -> throwIO (ReplacedEventDuringReplay (jobId job) replace)
@ -382,17 +383,17 @@ data BootExn = ShipAlreadyBooted
deriving stock (Eq, Ord, Show) deriving stock (Eq, Ord, Show)
deriving anyclass (Exception) deriving anyclass (Exception)
bootFromSeq :: Serf -> BootSeq -> IO ([Job], SerfState) bootFromSeq :: ∀e. HasLogFunc e => Serf -> BootSeq -> RIO e ([Job], SerfState)
bootFromSeq serf (BootSeq ident nocks ovums) = do bootFromSeq serf (BootSeq ident nocks ovums) = do
handshake serf ident >>= \case handshake serf ident >>= \case
ss@(SerfState 1 (Mug 0)) -> loop [] ss bootSeqFns ss@(SerfState 1 (Mug 0)) -> loop [] ss bootSeqFns
_ -> throwIO ShipAlreadyBooted _ -> throwIO ShipAlreadyBooted
where where
loop :: [Job] -> SerfState -> [BootSeqFn] -> IO ([Job], SerfState) loop :: [Job] -> SerfState -> [BootSeqFn] -> RIO e ([Job], SerfState)
loop acc ss = \case loop acc ss = \case
[] -> pure (reverse acc, ss) [] -> pure (reverse acc, ss)
x:xs -> do wen <- Time.now x:xs -> do wen <- io Time.now
job <- pure $ x (ssNextEv ss) (ssLastMug ss) wen job <- pure $ x (ssNextEv ss) (ssLastMug ss) wen
(job, ss) <- bootJob serf job (job, ss) <- bootJob serf job
loop (job:acc) ss xs loop (job:acc) ss xs
@ -406,12 +407,13 @@ bootFromSeq serf (BootSeq ident nocks ovums) = do
The ship is booted, but it is behind. shove events to the worker The ship is booted, but it is behind. shove events to the worker
until it is caught up. until it is caught up.
-} -}
replayJobs :: Serf -> SerfState -> ConduitT Job Void IO SerfState replayJobs :: HasLogFunc e
=> Serf -> SerfState -> ConduitT Job Void (RIO e) SerfState
replayJobs serf = go replayJobs serf = go
where where
go ss = await >>= maybe (pure ss) (liftIO . replayJob serf >=> go) go ss = await >>= maybe (pure ss) (lift . replayJob serf >=> go)
replay :: Serf -> Log.EventLog -> IO SerfState replay :: HasLogFunc e => Serf -> Log.EventLog -> RIO e SerfState
replay serf log = do replay serf log = do
ss <- handshake serf (Log.identity log) ss <- handshake serf (Log.identity log)
@ -419,18 +421,18 @@ replay serf log = do
.| toJobs (Log.identity log) (ssNextEv ss) .| toJobs (Log.identity log) (ssNextEv ss)
.| replayJobs serf ss .| replayJobs serf ss
toJobs :: LogIdentity -> EventId -> ConduitT ByteString Job IO () toJobs :: HasLogFunc e
=> LogIdentity -> EventId -> ConduitT ByteString Job (RIO e) ()
toJobs ident eId = toJobs ident eId =
await >>= \case await >>= \case
Nothing -> putStrLn "[toJobs] no more jobs" >> pure () Nothing -> lift $ logTrace "[toJobs] no more jobs"
Just at -> do yield =<< liftIO (fromAtom at) Just at -> do yield =<< lift (fromAtom at)
putStrLn ("[toJobs] " <> tshow eId) lift $ logTrace $ display ("[toJobs] " <> tshow eId)
toJobs ident (eId+1) toJobs ident (eId+1)
where where
isNock = trace ("[toJobs] " <> show (eId, lifecycleLen ident)) isNock = eId <= fromIntegral (lifecycleLen ident)
$ eId <= fromIntegral (lifecycleLen ident)
fromAtom :: ByteString -> IO Job fromAtom :: ByteString -> RIO e Job
fromAtom bs | isNock = do fromAtom bs | isNock = do
noun <- cueBSExn bs noun <- cueBSExn bs
(mug, nok) <- fromNounExn noun (mug, nok) <- fromNounExn noun
@ -443,7 +445,7 @@ toJobs ident eId =
-- Collect Effects for Parsing ------------------------------------------------- -- Collect Effects for Parsing -------------------------------------------------
collectFX :: Serf -> Log.EventLog -> IO () collectFX :: HasLogFunc e => Serf -> Log.EventLog -> RIO e ()
collectFX serf log = do collectFX serf log = do
ss <- handshake serf (Log.identity log) ss <- handshake serf (Log.identity log)
@ -452,26 +454,26 @@ collectFX serf log = do
.| doCollectFX serf ss .| doCollectFX serf ss
.| persistFX log .| persistFX log
persistFX :: Log.EventLog -> ConduitT (EventId, FX) Void IO () persistFX :: Log.EventLog -> ConduitT (EventId, FX) Void (RIO e) ()
persistFX log = loop persistFX log = loop
where where
loop = await >>= \case loop = await >>= \case
Nothing -> pure () Nothing -> pure ()
Just (eId, fx) -> do Just (eId, fx) -> do
liftIO $ Log.writeEffectsRow log eId (jamBS $ toNoun fx) lift $ Log.writeEffectsRow log eId (jamBS $ toNoun fx)
putStr "."
loop loop
doCollectFX :: Serf -> SerfState -> ConduitT Job (EventId, FX) IO () doCollectFX :: ∀e. HasLogFunc e
=> Serf -> SerfState -> ConduitT Job (EventId, FX) (RIO e) ()
doCollectFX serf = go doCollectFX serf = go
where where
go :: SerfState -> ConduitT Job (EventId, FX) IO () go :: SerfState -> ConduitT Job (EventId, FX) (RIO e) ()
go ss = await >>= \case go ss = await >>= \case
Nothing -> pure () Nothing -> pure ()
Just jb -> do Just jb -> do
-- jb <- pure $ replaceMug jb (ssLastMug ss) -- jb <- pure $ replaceMug jb (ssLastMug ss)
(_, ss, fx) <- liftIO (doJob serf jb) (_, ss, fx) <- lift $ doJob serf jb
liftIO $ print (jobId jb) lift $ logTrace $ displayShow (jobId jb)
yield (jobId jb, fx) yield (jobId jb, fx)
go ss go ss

6
pkg/king/lib/Vere/Term.hs
View File

@ -179,16 +179,16 @@ initializeTerminal = mkAcquire start stop
termShowCursor t newLs pos termShowCursor t newLs pos
term :: VereTerminal -> KingId -> QueueEv -> ([Ev], Acquire (EffCb TermEf)) term :: VereTerminal -> KingId -> QueueEv -> ([Ev], Acquire (EffCb e TermEf))
term VereTerminal{..} king enqueueEv = term VereTerminal{..} king enqueueEv =
(initialEvents, runTerm) (initialEvents, runTerm)
where where
initialEvents = [(initialBlew vtWidth vtHeight), initialHail] initialEvents = [(initialBlew vtWidth vtHeight), initialHail]
runTerm :: Acquire (EffCb TermEf) runTerm :: Acquire (EffCb e TermEf)
runTerm = do runTerm = do
tim <- mkAcquire start stop tim <- mkAcquire start stop
pure (handleEffect vtWriteQueue tim) pure (io . handleEffect vtWriteQueue tim)
start :: IO TermDrv start :: IO TermDrv
start = do start = do

5
pkg/king/package.yaml
View File

@ -34,6 +34,7 @@ dependencies:
- data-fix - data-fix
- directory - directory
- entropy - entropy
- exceptions
- extra - extra
- fixed-vector - fixed-vector
- flat - flat
@ -51,6 +52,7 @@ dependencies:
- mtl - mtl
- multimap - multimap
- network - network
- optparse-applicative
- para - para
- pretty-show - pretty-show
- primitive - primitive
@ -77,13 +79,14 @@ dependencies:
- time - time
- transformers - transformers
- unix - unix
- unliftio
- unliftio-core
- unordered-containers - unordered-containers
- vector - vector
- wai - wai
- wai-conduit - wai-conduit
- warp - warp
- warp-tls - warp-tls
- optparse-applicative
default-extensions: default-extensions:
- ApplicativeDo - ApplicativeDo