on 68d7fe2 help sign in
10 files changed+203−46
since splitsnapshots
unifiedsplit
.github/workflows/haskell-ci.yml+17−27 uuid-bench/bench/uuid-benchmark.hs+1 uuid-bench/uuid-bench.cabal+2−1 uuid-types/src/Data/UUID/Types/Internal.hs+3−1 uuid-types/uuid-types.cabal+3−6 uuid/src/Data/UUID.hs+3 uuid/src/Data/UUID/Util.hs+11 uuid/src/Data/UUID/V1.hs+135 uuid/tests/TestUUID.hs+20−4 uuid/uuid.cabal+8−7
.github/workflows/haskell-ci.yml+17−27
@@ -8,9 +8,9 @@
88#
99# For more information, see https://github.com/haskell-CI/haskell-ci
1010#
11−# version: 0.19.20241223
11+# version: 0.19.20240702
1212#
13−# REGENDATA ("0.19.20241223",["github","cabal.project"])
13+# REGENDATA ("0.19.20240702",["github","cabal.project"])
1414#
1515name: Haskell-CI
1616on:
@@ -32,19 +32,14 @@ jobs:
3232 strategy:
3333 matrix:
3434 include:
35− - compiler: ghc-9.12.1
36− compilerKind: ghc
37− compilerVersion: 9.12.1
38− setup-method: ghcup
39− allow-failure: false
4035 - compiler: ghc-9.10.1
4136 compilerKind: ghc
4237 compilerVersion: 9.10.1
4338 setup-method: ghcup
4439 allow-failure: false
45− - compiler: ghc-9.8.4
40+ - compiler: ghc-9.8.2
4641 compilerKind: ghc
47− compilerVersion: 9.8.4
42+ compilerVersion: 9.8.2
4843 setup-method: ghcup
4944 allow-failure: false
5045 - compiler: ghc-9.6.6
@@ -84,29 +79,15 @@ jobs:
8479 allow-failure: false
8580 fail-fast: false
8681 steps:
87− - name: apt-get install
82+ - name: apt
8883 run: |
8984 apt-get update
9085 apt-get install -y --no-install-recommends gnupg ca-certificates dirmngr curl git software-properties-common libtinfo5
91− - name: Install GHCup
92− run: |
9386 mkdir -p "$HOME/.ghcup/bin"
94− curl -sL https://downloads.haskell.org/ghcup/0.1.30.0/x86_64-linux-ghcup-0.1.30.0 > "$HOME/.ghcup/bin/ghcup"
87+ curl -sL https://downloads.haskell.org/ghcup/0.1.20.0/x86_64-linux-ghcup-0.1.20.0 > "$HOME/.ghcup/bin/ghcup"
9588 chmod a+x "$HOME/.ghcup/bin/ghcup"
96− - name: Install cabal-install
97− run: |
98− "$HOME/.ghcup/bin/ghcup" install cabal 3.14.1.0 || (cat "$HOME"/.ghcup/logs/*.* && false)
99− echo "CABAL=$HOME/.ghcup/bin/cabal-3.14.1.0 -vnormal+nowrap" >> "$GITHUB_ENV"
100− - name: Install GHC (GHCup)
101− if: matrix.setup-method == 'ghcup'
102− run: |
10389 "$HOME/.ghcup/bin/ghcup" install ghc "$HCVER" || (cat "$HOME"/.ghcup/logs/*.* && false)
104− HC=$("$HOME/.ghcup/bin/ghcup" whereis ghc "$HCVER")
105− HCPKG=$(echo "$HC" | sed 's#ghc$#ghc-pkg#')
106− HADDOCK=$(echo "$HC" | sed 's#ghc$#haddock#')
107− echo "HC=$HC" >> "$GITHUB_ENV"
108− echo "HCPKG=$HCPKG" >> "$GITHUB_ENV"
109− echo "HADDOCK=$HADDOCK" >> "$GITHUB_ENV"
90+ "$HOME/.ghcup/bin/ghcup" install cabal 3.12.1.0 || (cat "$HOME"/.ghcup/logs/*.* && false)
11091 env:
11192 HCKIND: ${{ matrix.compilerKind }}
11293 HCNAME: ${{ matrix.compiler }}
@@ -117,12 +98,21 @@ jobs:
11798 echo "LANG=C.UTF-8" >> "$GITHUB_ENV"
11899 echo "CABAL_DIR=$HOME/.cabal" >> "$GITHUB_ENV"
119100 echo "CABAL_CONFIG=$HOME/.cabal/config" >> "$GITHUB_ENV"
101+ HCDIR=/opt/$HCKIND/$HCVER
102+ HC=$("$HOME/.ghcup/bin/ghcup" whereis ghc "$HCVER")
103+ HCPKG=$(echo "$HC" | sed 's#ghc$#ghc-pkg#')
104+ HADDOCK=$(echo "$HC" | sed 's#ghc$#haddock#')
105+ echo "HC=$HC" >> "$GITHUB_ENV"
106+ echo "HCPKG=$HCPKG" >> "$GITHUB_ENV"
107+ echo "HADDOCK=$HADDOCK" >> "$GITHUB_ENV"
108+ echo "CABAL=$HOME/.ghcup/bin/cabal-3.12.1.0 -vnormal+nowrap" >> "$GITHUB_ENV"
120109 HCNUMVER=$(${HC} --numeric-version|perl -ne '/^(\d+)\.(\d+)\.(\d+)(\.(\d+))?$/; print(10000 * $1 + 100 * $2 + ($3 == 0 ? $5 != 1 : $3))')
121110 echo "HCNUMVER=$HCNUMVER" >> "$GITHUB_ENV"
122111 echo "ARG_TESTS=--enable-tests" >> "$GITHUB_ENV"
123112 echo "ARG_BENCH=--enable-benchmarks" >> "$GITHUB_ENV"
124113 echo "HEADHACKAGE=false" >> "$GITHUB_ENV"
125114 echo "ARG_COMPILER=--$HCKIND --with-compiler=$HC" >> "$GITHUB_ENV"
115+ echo "GHCJSARITH=0" >> "$GITHUB_ENV"
126116 env:
127117 HCKIND: ${{ matrix.compilerKind }}
128118 HCNAME: ${{ matrix.compiler }}
@@ -255,8 +245,8 @@ jobs:
255245 $CABAL v2-build $ARG_COMPILER --disable-tests --disable-benchmarks --constraint='random==1.2.*' --dependencies-only -j2 all
256246 $CABAL v2-build $ARG_COMPILER --disable-tests --disable-benchmarks --constraint='random==1.2.*' all
257247 - name: save cache
258− if: always()
259248 uses: actions/cache/save@v4
249+ if: always()
260250 with:
261251 key: ${{ runner.os }}-${{ matrix.compiler }}-${{ github.sha }}
262252 path: ~/.cabal/store
uuid-bench/bench/uuid-benchmark.hs+1
@@ -3,6 +3,7 @@ import Data.Char (ord)
33import Data.IORef
44import Data.Word
55import qualified Data.UUID as U
6+import qualified Data.UUID.V1 as U
67import qualified Data.UUID.V4 as U
78import qualified Data.UUID.V3 as U3
89import qualified Data.UUID.V5 as U5
uuid-bench/uuid-bench.cabal+2−1
@@ -58,6 +58,7 @@ library
5858 exposed-modules:
5959 Data.UUID
6060 Data.UUID.Util
61+ Data.UUID.V1
6162 Data.UUID.V3
6263 Data.UUID.V4
6364 Data.UUID.V5
@@ -105,7 +106,7 @@ benchmark uuid-types-benchmark
105106
106107benchmark uuid-benchmark
107108 type: exitcode-stdio-1.0
108− main-is: uuid-benchmark.hs
109+ main-is: uuid-benchmark.hs
109110 hs-source-dirs: bench
110111 default-language: Haskell2010
111112 default-extensions:
uuid-types/src/Data/UUID/Types/Internal.hs+3−1
@@ -46,11 +46,13 @@ module Data.UUID.Types.Internal
4646
4747import Prelude hiding (null)
4848
49+import Control.Applicative ((<*>))
4950import Control.DeepSeq (NFData (..))
5051import Control.Monad (guard, liftM2)
5152import Data.Bits
5253import Data.Char
5354import Data.Data
55+import Data.Functor ((<$>))
5456import Data.Hashable
5557import Data.List (elemIndices)
5658import Foreign.Ptr (Ptr)
@@ -77,7 +79,7 @@ import Language.Haskell.TH.Syntax (Lift)
7779-- | Type representing <https://en.wikipedia.org/wiki/UUID Universally Unique Identifiers (UUID)> as specified in
7880-- <http://tools.ietf.org/html/rfc4122 RFC 4122>.
7981data UUID = UUID {-# UNPACK #-} !Word64 {-# UNPACK #-} !Word64
80− deriving (Eq, Ord)
82+ deriving (Eq, Ord, Typeable)
8183{-
8284 Prior to uuid-types-1.0.4:
8385 !Word32 !Word32 !Word32 !Word32
uuid-types/uuid-types.cabal+3−6
@@ -1,7 +1,7 @@
11cabal-version: 1.12
22name: uuid-types
33version: 1.0.6
4−x-revision: 2
4+x-revision: 1
55copyright:
66 (c) 2017-2018 Herbert Valerio Riedel
77 (c) 2008-2014 Antoine Latter
@@ -20,9 +20,8 @@ tested-with:
2020 || ==9.2.8
2121 || ==9.4.8
2222 || ==9.6.6
23− || ==9.8.4
23+ || ==9.8.2
2424 || ==9.10.1
25− || ==9.12.1
2625
2726synopsis: Type definitions for Universally Unique Identifiers
2827description:
@@ -52,7 +51,7 @@ library
5251 , deepseq >=1.4.4.0 && <1.6
5352 , hashable >=1.4.4.0 && <1.6
5453 , random >=1.2.1.2 && <1.3
55− , template-haskell >=2.14.0.0 && <2.24
54+ , template-haskell >=2.14.0.0 && <2.23
5655 , text >=1.2.3.0 && <1.3 || >=2.0 && <2.2
5756
5857 exposed-modules: Data.UUID.Types
@@ -77,8 +76,6 @@ test-suite testuuid
7776 default-language: Haskell2010
7877 other-extensions: ViewPatterns
7978 ghc-options: -Wall
80− if impl(ghc >= 8.10)
81− ghc-options: -Wunused-packages
8279
8380 -- inherited constraints
8481 build-depends:
uuid/src/Data/UUID.hs+3
@@ -18,6 +18,9 @@ See <http://tools.ietf.org/html/rfc4122> for the specification.
1818favorite instance of 'System.Random.Random' for faster but insecure
1919generation of UUIDs.
2020
21+* We have an implementation of generating a UUID from the hardware
22+MAC address and current system time in "Data.UUID.V1".
23+
2124* For name-based generation of UUIDs using SHA-1 hashing see
2225"Data.UUID.V5".
2326-}
uuid/src/Data/UUID/Util.hs+11
@@ -3,6 +3,7 @@ module Data.UUID.Util (
33 UnpackedUUID(..)
44 , unpack, pack
55 , version
6+ , extractMac
67 , extractTime
78 , setTime
89 ) where
@@ -12,6 +13,7 @@ import Data.Word
1213import Data.Word.Util
1314import Data.Bits
1415import Data.UUID.Types.Internal
16+import Network.Info
1517import Data.Int (Int64)
1618
1719version :: UUID -> Int
@@ -40,3 +42,12 @@ extractTime uuid =
4042
4143timeAndVersionToTime :: Word16 -> Word16
4244timeAndVersionToTime tv = tv .&. 0x0FFF
45+
46+extractMac :: UUID -> Maybe MAC
47+extractMac uuid =
48+ if version uuid == 1
49+ then Just $
50+ MAC (node_0 unpacked) (node_1 unpacked) (node_2 unpacked) (node_3 unpacked) (node_4 unpacked) (node_5 unpacked)
51+ else Nothing
52+ where
53+ unpacked = unpack uuid
uuid/src/Data/UUID/V1.hsnew file+135
@@ -0,0 +1,135 @@
1+{-# OPTIONS_GHC -fno-cse #-}
2+{-# LANGUAGE TypeFamilies #-}
3+
4+{- |
5+Module : Data.UUID.V1
6+Copyright : (c) 2008 Jason Dusek
7+ (c) 2009 Mark Lentczner
8+ (c) 2009-2010,2012 Antoine Latter
9+
10+License : BSD-style
11+
12+Maintainer : aslatter@gmail.com
13+Stability : experimental
14+Portability : portable
15+
16+RFC 4122 Version 1 UUID state machine.
17+
18+The generated UUID is based on the hardware MAC
19+address and the system clock.
20+
21+If we cannot lookup the MAC address we seed the
22+generator with a pseudo-random number.
23+-}
24+
25+module Data.UUID.V1(nextUUID)
26+where
27+
28+
29+import Data.Bits
30+import Data.Maybe
31+import Data.Time
32+import Data.Word
33+
34+import Control.Applicative ((<$>),(<*>))
35+import Control.Concurrent.MVar
36+import System.IO.Unsafe
37+
38+import qualified System.Random as R
39+
40+import Network.Info
41+
42+import Data.UUID.Types.Internal.Builder
43+import Data.UUID.Types.Internal
44+
45+-- | Returns a new UUID derived from the local hardware MAC
46+-- address and the current system time.
47+-- Is generated according to the Version 1 UUID specified in
48+-- RFC 4122.
49+--
50+-- Returns 'Nothing' if you request UUIDs too quickly.
51+nextUUID :: IO (Maybe UUID)
52+nextUUID = do
53+ res <- stepTime
54+ case res of
55+ Just (mac', c, t) -> return $ Just $ makeUUID t c mac'
56+ _ -> return Nothing
57+
58+
59+makeUUID :: Word64 -> Word16 -> MAC -> UUID
60+makeUUID time clock mac' =
61+ buildFromBytes 1 /-/ tLow /-/ tMid /-/ tHigh /-/ clock /-/ (MACSource mac')
62+ where tLow = (fromIntegral time) :: Word32
63+ tMid = (fromIntegral (time `shiftR` 32)) :: Word16
64+ tHigh = (fromIntegral (time `shiftR` 48)) :: Word16
65+
66+newtype MACSource = MACSource MAC
67+instance ByteSource MACSource where
68+ z /-/ (MACSource (MAC a b c d e f)) = z a b c d e f
69+type instance ByteSink MACSource g = Takes3Bytes (Takes3Bytes g)
70+
71+
72+-- |Approximates the clock algorithm in RFC 4122, section 4.2
73+-- Isn't system wide or thread safe, nor does it properly randomize
74+-- the clock value on initialization.
75+stepTime :: IO (Maybe (MAC, Word16, Word64))
76+stepTime = do
77+ h1 <- fmap hundredsOfNanosSinceGregorianReform getCurrentTime
78+ modifyMVar state $ \s@(State mac' c0 h0) ->
79+ if h1 > h0
80+ then
81+ return (State mac' c0 h1, Just (mac', c0, h1))
82+ else
83+ let
84+ c1 = succ c0
85+ in if c1 <= 0x3fff -- when clock is initially randomized,
86+ -- then this test will need to change
87+ then
88+ return (State mac' c1 h1, Just (mac', c1, h1))
89+ else
90+ return (s, Nothing)
91+
92+
93+{-# NOINLINE state #-}
94+state :: MVar State
95+state = unsafePerformIO $ do
96+ h0 <- fmap hundredsOfNanosSinceGregorianReform getCurrentTime
97+ mac' <- getMac
98+ newMVar $ State mac' 0 h0 -- the 0 should be a random number
99+
100+-- SysMAC.mac can fail on some machines.
101+-- In those cases we fake it with a random
102+-- 6 bytes seed.
103+getMac :: IO MAC
104+getMac =
105+ getNetworkInterfaces >>=
106+ return . listToMaybe . filter (minBound /=) . map mac >>=
107+ \macM -> case macM of
108+ Just m -> return m
109+ Nothing -> randomMac
110+
111+randomMac :: IO MAC
112+randomMac =
113+ -- I'm too lazy to thread through
114+ -- the random state ...
115+ MAC
116+ <$> (R.randomIO >>= return . (1 .|.)) -- We must set the multicast bit to True. See section 4.5 of the RFC.
117+ <*> R.randomIO
118+ <*> R.randomIO
119+ <*> R.randomIO
120+ <*> R.randomIO
121+ <*> R.randomIO
122+
123+data State = State
124+ {-# UNPACK #-} !MAC
125+ {-# UNPACK #-} !Word16
126+ {-# UNPACK #-} !Word64
127+ deriving (Show)
128+
129+
130+
131+hundredsOfNanosSinceGregorianReform :: UTCTime -> Word64
132+hundredsOfNanosSinceGregorianReform t = floor $ 10000000 * dt
133+ where
134+ gregorianReform = UTCTime (fromGregorian 1582 10 15) 0
135+ dt = t `diffUTCTime` gregorianReform
uuid/tests/TestUUID.hs+20−4
@@ -1,15 +1,18 @@
11{-# LANGUAGE ViewPatterns #-}
22
3+import Control.Monad (replicateM)
34import Data.Bits
45import qualified Data.ByteString.Lazy as BL
56import Data.Char (ord)
7+import Data.List (nub, (\\))
68import Data.Maybe
79import Data.Word
810import qualified Data.UUID as U
11+import qualified Data.UUID.V1 as U
912import qualified Data.UUID.V3 as U3
1013import qualified Data.UUID.V5 as U5
1114
12−import Test.QuickCheck ( Arbitrary(arbitrary) )
15+import Test.QuickCheck ( Arbitrary(arbitrary), choose )
1316import Test.Tasty ( TestTree, testGroup, defaultMain )
1417import Test.Tasty.HUnit
1518 ( assertBool, (@?=), testCase )
@@ -21,13 +24,13 @@ isValidVersion :: Int -> U.UUID -> Bool
2124isValidVersion v u = lenOK && variantOK && versionOK
2225 where bs = U.toByteString u
2326 lenOK = BL.length bs == 16
24− variantOK = BL.index bs 8 .&. 0xc0 == 0x80
25− versionOK = BL.index bs 6 .&. 0xf0 == fromIntegral (v `shiftL` 4)
27+ variantOK = (BL.index bs 8) .&. 0xc0 == 0x80
28+ versionOK = (BL.index bs 6) .&. 0xf0 == fromIntegral (v `shiftL` 4)
2629
2730
2831instance Arbitrary U.UUID where
2932 -- the UUID random instance ignores bounds
30− arbitrary = pure U.nil
33+ arbitrary = choose (U.nil, U.nil)
3134
3235
3336test_null :: Test
@@ -35,6 +38,17 @@ test_null =
3538 testCase "namespaceDNS is not null" $
3639 assertBool "" (not $ U.null U3.namespaceDNS)
3740
41+test_v1 :: [Maybe U.UUID] -> Test
42+test_v1 v1s = testGroup "version 1" [
43+ testCase "V1 unique" $ nub (v1s \\ nub v1s) @?= [],
44+ testGroup "V1 not null" $ map (testUUID (not . U.null)) v1s,
45+ testGroup "V1 valid" $ map (testUUID (isValidVersion 1)) v1s
46+ ]
47+ where testUUID :: (U.UUID -> Bool) -> Maybe U.UUID -> Test
48+ testUUID p u =
49+ testCase (show u) $
50+ assertBool "" $ maybe False p u
51+
3852test_v3 :: Test
3953test_v3 =
4054 testCase "V3 computation" $
@@ -79,11 +93,13 @@ prop_v5Valid = testProperty "V5 valid" v5Valid
7993
8094main :: IO ()
8195main = do
96+ v1s <- replicateM 100 U.nextUUID
8297 defaultMain $
8398 testGroup "tests" $
8499 concat $
85100 [ [
86101 test_null,
102+ test_v1 v1s,
87103 test_v3,
88104 test_v5
89105 ]
uuid/uuid.cabal+8−7
@@ -1,7 +1,7 @@
11cabal-version: 1.12
22name: uuid
33version: 1.3.16
4−x-revision: 2
4+x-revision: 1
55copyright: (c) 2008-2014 Antoine Latter
66author: Antoine Latter
77maintainer: Oleg Grenrus <oleg.grenrus@iki.fi>
@@ -17,9 +17,8 @@ tested-with:
1717 || ==9.2.8
1818 || ==9.4.8
1919 || ==9.6.6
20− || ==9.8.4
20+ || ==9.8.2
2121 || ==9.10.1
22− || ==9.12.1
2322
2423synopsis:
2524 For creating, comparing, parsing and printing Universally Unique Identifiers
@@ -47,6 +46,10 @@ library
4746 , cryptohash-md5 >=0.11.100 && <0.12
4847 , cryptohash-sha1 >=0.11.100 && <0.12
4948 , entropy >=0.3.7 && <0.5
49+ , network-info >=0.2 && <0.3
50+ , random >=1.2.1.2 && <1.3
51+ , text >=1.2.3.0 && <1.3 || >=2.0 && <2.2
52+ , time >=1.4 && <1.13
5053
5154 -- strict dependency on uuid-types,
5255 -- as we re-rexport datatype, thus leak instances etc.
@@ -54,6 +57,7 @@ library
5457 exposed-modules:
5558 Data.UUID
5659 Data.UUID.Util
60+ Data.UUID.V1
5761 Data.UUID.V3
5862 Data.UUID.V4
5963 Data.UUID.V5
@@ -66,8 +70,6 @@ library
6670 default-extensions: DeriveDataTypeable
6771 other-extensions: TypeFamilies
6872 ghc-options: -Wall
69− if impl(ghc >= 8.10)
70− ghc-options: -Wunused-packages
7173 hs-source-dirs: src
7274
7375test-suite testuuid
@@ -78,13 +80,12 @@ test-suite testuuid
7880 default-extensions: DeriveDataTypeable
7981 other-extensions: ViewPatterns
8082 ghc-options: -Wall -fno-warn-orphans
81− if impl(ghc >= 8.10)
82− ghc-options: -Wunused-packages
8383
8484 -- inherited constraints
8585 build-depends:
8686 base
8787 , bytestring
88+ , random
8889 , uuid
8990
9091 -- deps w/o inherited constraints