2020-01-23 07:16:09 +03:00
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{-|
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2021-08-11 03:02:23 +03:00
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Use L2 to access PKI information.
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2020-01-23 07:16:09 +03:00
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-}
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2019-09-20 01:40:23 +03:00
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2020-09-04 21:44:26 +03:00
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module Urbit.Vere.Dawn ( dawnVent
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, dawnCometList
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, renderShip
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, mineComet
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2020-09-05 00:02:11 +03:00
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-- Used only in testing
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, mix
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, shas
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, shaf
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2020-10-15 20:05:54 +03:00
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, deriveCode
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2020-09-05 00:02:11 +03:00
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, cometFingerprintBS
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, cometFingerprint
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2020-09-04 21:44:26 +03:00
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) where
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2020-01-23 07:16:09 +03:00
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2020-01-24 08:28:38 +03:00
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import Urbit.Arvo.Common
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import Urbit.Arvo.Event hiding (Address)
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2020-11-03 22:03:58 +03:00
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import Urbit.Prelude hiding (rights, to, (.=))
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2019-09-20 01:40:23 +03:00
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2021-08-11 03:02:23 +03:00
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import Prelude (read)
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2019-10-09 23:39:11 +03:00
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import Data.Bits (xor)
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2019-10-04 02:39:16 +03:00
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import Data.List (nub)
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2019-09-26 00:26:51 +03:00
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import Data.Text (splitOn)
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2020-08-28 23:17:46 +03:00
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import Data.Aeson
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import Data.HexString
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2020-08-07 20:18:16 +03:00
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2019-10-10 23:45:01 +03:00
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import qualified Crypto.Hash.SHA256 as SHA256
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2019-10-09 23:39:11 +03:00
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import qualified Crypto.Hash.SHA512 as SHA512
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import qualified Crypto.Sign.Ed25519 as Ed
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import qualified Data.Binary as B
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import qualified Data.ByteString as BS
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import qualified Data.ByteString.Char8 as C
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2020-09-04 21:44:26 +03:00
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import qualified Data.ByteString.Lazy as L
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2019-10-09 23:39:11 +03:00
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import qualified Network.HTTP.Client as C
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import qualified Urbit.Ob as Ob
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2019-09-20 01:40:23 +03:00
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2020-08-28 23:17:46 +03:00
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import qualified Network.HTTP.Client.TLS as TLS
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import qualified Network.HTTP.Types as HT
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2019-09-20 01:40:23 +03:00
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2020-08-28 23:17:46 +03:00
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-- Conversion Utilities --------------------------------------------------------
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2019-09-25 03:15:00 +03:00
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2021-08-11 03:02:23 +03:00
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passFromText :: Text -> Text -> Int -> Pass
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passFromText enc aut sut
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| sut /= 1 = Pass (Ed.PublicKey mempty) (Ed.PublicKey mempty)
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| otherwise = Pass (Ed.PublicKey $ grab aut) (Ed.PublicKey $ grab enc)
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where
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grab = reverse . toBytes . hexString . removePrefix . encodeUtf8
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2019-09-20 20:41:58 +03:00
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2019-09-21 02:10:03 +03:00
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clanFromShip :: Ship -> Ob.Class
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clanFromShip = Ob.clan . Ob.patp . fromIntegral
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2019-09-24 00:42:19 +03:00
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shipSein :: Ship -> Ship
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shipSein = Ship . fromIntegral . Ob.fromPatp . Ob.sein . Ob.patp . fromIntegral
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2019-09-26 21:14:24 +03:00
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renderShip :: Ship -> Text
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renderShip = Ob.renderPatp . Ob.patp . fromIntegral
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2019-09-25 00:01:39 +03:00
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2020-09-04 17:54:31 +03:00
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onLeft :: (a -> b) -> Either a c -> Either b c
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2020-09-04 21:44:26 +03:00
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onLeft fun = bimap fun id
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2020-09-04 17:54:31 +03:00
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2019-09-21 02:10:03 +03:00
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-- Data Validation -------------------------------------------------------------
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2019-09-26 00:26:51 +03:00
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-- Derive public key structure from the key derivation seed structure
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2019-10-10 23:45:01 +03:00
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ringToPass :: Ring -> Pass
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ringToPass Ring{..} = Pass{..}
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2019-09-25 03:15:00 +03:00
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where
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passCrypt = decode ringCrypt
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passSign = decode ringSign
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2019-09-26 00:26:51 +03:00
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decode = fst . fromJust . Ed.createKeypairFromSeed_
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2019-10-10 02:58:54 +03:00
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fromJust = \case
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Nothing -> error "Invalid seed passed to createKeypairFromSeed"
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Just x -> x
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2019-09-25 00:01:39 +03:00
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2020-08-28 23:17:46 +03:00
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-- JSONRPC Functions -----------------------------------------------------------
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2021-08-11 03:02:23 +03:00
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-- Network.JSONRPC appeared to not like something about the JSON that Infura
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-- returned; it just hung? Also no documentation.
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2020-08-28 23:17:46 +03:00
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--
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2021-08-11 03:02:23 +03:00
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-- Our use case here is simple enough.
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2020-08-28 23:17:46 +03:00
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-- So, like with Vere, we roll our own.
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2020-09-04 21:44:26 +03:00
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dawnSendHTTP :: String -> L.ByteString -> RIO e (Either Int L.ByteString)
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2020-08-28 23:17:46 +03:00
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dawnSendHTTP endpoint requestData = liftIO do
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manager <- C.newManager TLS.tlsManagerSettings
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initialRequest <- C.parseRequest endpoint
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let request = initialRequest
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{ C.method = "POST"
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, C.requestBody = C.RequestBodyLBS $ requestData
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2020-09-04 21:44:26 +03:00
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, C.requestHeaders = [("Accept", "application/json"),
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2020-08-28 23:17:46 +03:00
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("Content-Type", "application/json"),
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("Charsets", "utf-8")]
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}
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response <- C.httpLbs request manager
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-- Return body if 200.
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let code = HT.statusCode $ C.responseStatus response
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case code of
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200 -> pure $ Right $ C.responseBody response
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2020-09-04 21:44:26 +03:00
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_ -> pure $ Left code
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2020-08-28 23:17:46 +03:00
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class RequestMethod m where
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getRequestMethod :: m -> Text
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2021-08-11 03:02:23 +03:00
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data RawResponse r = RawResponse
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2020-08-28 23:17:46 +03:00
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{ rrId :: Int
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2021-08-11 03:02:23 +03:00
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, rrResult :: r
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2020-08-28 23:17:46 +03:00
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}
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deriving (Show)
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2021-08-11 03:02:23 +03:00
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instance FromJSON r => FromJSON (RawResponse r) where
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2020-08-28 23:17:46 +03:00
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parseJSON = withObject "Response" $ \v -> do
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2021-08-11 03:02:23 +03:00
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rawId <- v .: "id"
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2020-08-28 23:17:46 +03:00
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rrResult <- v .: "result"
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2021-08-11 03:02:23 +03:00
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let rrId = read rawId
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2020-08-28 23:17:46 +03:00
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pure RawResponse{..}
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-- Given a list of methods and parameters, return a list of decoded responses.
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2021-08-11 03:02:23 +03:00
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dawnPostRequests :: forall req e resp res
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. (ToJSON req, RequestMethod req, FromJSON res)
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2020-08-28 23:17:46 +03:00
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=> String
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2021-08-11 03:02:23 +03:00
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-> (req -> res -> resp)
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2020-08-28 23:17:46 +03:00
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-> [req]
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-> RIO e [resp]
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dawnPostRequests endpoint responseBuilder requests = do
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-- Encode our input requests
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let requestPayload =
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2020-09-04 21:44:26 +03:00
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encode $ Array $ fromList $ fmap toFullRequest $ zip [0..] requests
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2020-08-28 23:17:46 +03:00
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-- Send to the server
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responses <- dawnSendHTTP endpoint requestPayload >>= \case
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2020-10-27 21:01:59 +03:00
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Left err -> error $ "error fetching " <> endpoint <> ": HTTP " <> (show err)
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2020-08-28 23:17:46 +03:00
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Right x -> pure x
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-- Get a list of the result texts in the order of the submitted requests
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rawSorted <- case decode responses of
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Nothing -> error $ "couldn't decode json"
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Just x -> pure $ map rrResult $ sortOn rrId x
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-- Build the final result structure by calling the passed in builder with the
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2020-09-04 21:44:26 +03:00
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-- request (some outputs need data from the request structure, eitherwise,
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2020-08-28 23:17:46 +03:00
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-- we'd lean on FromJSON).
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let results = map (uncurry responseBuilder) (zip requests rawSorted)
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pure results
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where
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toFullRequest :: (Int, req) -> Value
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2020-09-04 21:44:26 +03:00
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toFullRequest (rid, req) = object [ "jsonrpc" .= ("2.0" :: Text)
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, "method" .= getRequestMethod req
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, "params" .= req
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2021-08-11 03:02:23 +03:00
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, "id" .= (show rid)
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2020-09-04 21:44:26 +03:00
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]
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2020-08-28 23:17:46 +03:00
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-- Azimuth JSON Requests -------------------------------------------------------
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2021-08-11 03:02:23 +03:00
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data PointResponse = PointResponse
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--NOTE also contains dominion and ownership, but not actually used here
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--TODO remove me!
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{ -- prDominion :: Text
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-- prOwnership :: PointOwnership
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prNetwork :: PointNetwork
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} deriving (Show, Eq, Generic)
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instance FromJSON PointResponse where
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parseJSON (Object o) = do
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prNetwork <- o .: "network"
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pure PointResponse{..}
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parseJSON _ = do error "failed to parse PointResponse json"
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data PointOwnership = PointOwnership
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{ poTransferProxy :: PointAddress
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, poVotingProxy :: PointAddress
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, poSpawnProxy :: PointAddress
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, poManagementProxy :: PointAddress
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, poOwner :: PointAddress
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} deriving (Show, Eq, Generic)
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instance FromJSON PointOwnership where
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parseJSON (Object o) = do
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poTransferProxy <- o .: "transferProxy"
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poVotingProxy <- o .: "votingProxy"
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poSpawnProxy <- o .: "spawnProxy"
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poManagementProxy <- o .: "managementProxy"
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poOwner <- o .: "owner"
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pure PointOwnership{..}
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parseJSON _ = do error "failed to parse PointOwnership json"
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data PointAddress = PointAddress
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{ paAddress :: EthAddr
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, paNonce :: Int
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} deriving (Show, Eq, Generic)
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instance FromJSON PointAddress where
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parseJSON (Object o) = do
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paAddress <- o .: "address"
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paNonce <- o .: "nonce"
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pure PointAddress{..}
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parseJSON _ = do error "failed to parse PointAddress json"
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data PointNetwork = PointNetwork
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{ pnKeys :: PointKeys
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, pnSponsor :: PointSponsor
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, pnRift :: ContNum
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} deriving (Show, Eq, Generic)
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instance FromJSON PointNetwork where
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parseJSON (Object o) = do
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pnKeys <- o .: "keys"
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pnSponsor <- o .: "sponsor"
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pnRift <- o .: "rift"
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pure PointNetwork{..}
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parseJSON _ = do error "failed to parse PointNetwork json"
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data PointKeys = PointKeys
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{ pkLife :: Life
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, pkSuite :: Int
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, pkAuth :: Text --NOTE 0xhex string
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, pkCrypt :: Text --NOTE 0xhex string
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} deriving (Show, Eq, Generic)
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instance FromJSON PointKeys where
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parseJSON (Object o) = do
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pkLife <- o .: "life"
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pkSuite <- o .: "suite"
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pkAuth <- o .: "auth"
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pkCrypt <- o .: "crypt"
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pure PointKeys{..}
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parseJSON _ = do error "failed to parse PointKeys json"
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data PointSponsor = PointSponsor
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{ psHas :: Bool
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, psWho :: Text
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} deriving (Show, Eq, Generic)
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instance FromJSON PointSponsor where
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parseJSON (Object o) = do
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psHas <- o .: "has"
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psWho <- o .: "who"
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pure PointSponsor{..}
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parseJSON _ = do error "failed to parse PointSponsor json"
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data PointRequest = PointRequest Ship
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2020-08-28 23:17:46 +03:00
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instance RequestMethod PointRequest where
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2021-08-11 03:02:23 +03:00
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getRequestMethod _ = "getPoint"
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2020-08-28 23:17:46 +03:00
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instance ToJSON PointRequest where
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2021-08-11 03:02:23 +03:00
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toJSON (PointRequest point) = object [ "ship" .= renderShip point ]
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parseAzimuthPoint :: PointRequest -> PointResponse -> EthPoint
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parseAzimuthPoint (PointRequest point) response = EthPoint{..}
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2020-08-28 23:17:46 +03:00
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where
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2021-08-11 03:02:23 +03:00
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net = prNetwork response
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key = pnKeys net
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2020-08-28 23:17:46 +03:00
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-- Vere doesn't set ownership information, neither did the old Dawn.hs
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-- implementation.
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epOwn = (0, 0, 0, 0)
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2021-08-11 03:02:23 +03:00
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sponsorShip = Ob.parsePatp $ psWho $ pnSponsor net
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epNet = if (pkLife key) == 0
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2020-08-28 23:17:46 +03:00
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then Nothing
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2021-08-11 03:02:23 +03:00
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else case sponsorShip of
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Left _ -> Nothing
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Right s -> Just
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( fromIntegral $ pkLife key
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, passFromText (pkCrypt key) (pkAuth key) (pkSuite key)
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, fromIntegral $ pnRift net
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, (psHas $ pnSponsor net, Ship $ fromIntegral $ Ob.fromPatp s)
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, Nothing --NOTE goes unused currently, so we simply put Nothing
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)
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2020-08-28 23:17:46 +03:00
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-- I don't know what this is supposed to be, other than the old Dawn.hs and
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-- dawn.c do the same thing.
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2021-08-11 03:02:23 +03:00
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-- zero-fill spawn data
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epKid = case clanFromShip (Ship $ fromIntegral point) of
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2020-08-28 23:17:46 +03:00
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Ob.Galaxy -> Just (0, setToHoonSet mempty)
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Ob.Star -> Just (0, setToHoonSet mempty)
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_ -> Nothing
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-- Preprocess data from a point request into the form used in the galaxy table.
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2021-08-11 03:02:23 +03:00
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parseGalaxyTableEntry :: PointRequest -> PointResponse -> (Ship, (Rift, Life, Pass))
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parseGalaxyTableEntry (PointRequest point) response = (ship, (rift, life, pass))
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2020-08-28 23:17:46 +03:00
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where
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2021-08-11 03:02:23 +03:00
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net = prNetwork response
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keys = pnKeys net
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ship = Ship $ fromIntegral point
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rift = fromIntegral $ pnRift net
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life = fromIntegral $ pkLife keys
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pass = passFromText (pkCrypt keys) (pkAuth keys) (pkSuite keys)
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2020-08-28 23:17:46 +03:00
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removePrefix :: ByteString -> ByteString
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removePrefix withOhEx
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| prefix == "0x" = suffix
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| otherwise = error "not prefixed with 0x"
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where
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(prefix, suffix) = splitAt 2 withOhEx
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2021-08-11 03:02:23 +03:00
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data TurfRequest = TurfRequest ()
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2020-08-28 23:17:46 +03:00
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instance RequestMethod TurfRequest where
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2021-08-11 03:02:23 +03:00
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getRequestMethod _ = "getDns"
|
2020-08-28 23:17:46 +03:00
|
|
|
|
|
|
|
instance ToJSON TurfRequest where
|
2021-08-11 03:02:23 +03:00
|
|
|
toJSON _ = object [] --NOTE getDns takes no parameters
|
|
|
|
|
|
|
|
parseTurfResponse :: TurfRequest -> [Text] -> [Turf]
|
|
|
|
parseTurfResponse _ = map turf
|
|
|
|
where
|
|
|
|
turf t = Turf $ fmap Cord $ reverse $ splitOn "." t
|
2020-08-28 23:17:46 +03:00
|
|
|
|
|
|
|
-- Azimuth Functions -----------------------------------------------------------
|
2019-10-10 02:58:54 +03:00
|
|
|
|
2021-08-11 03:02:23 +03:00
|
|
|
retrievePoint :: String -> Ship -> RIO e EthPoint
|
|
|
|
retrievePoint endpoint ship =
|
|
|
|
dawnPostRequests endpoint parseAzimuthPoint [PointRequest ship]
|
|
|
|
>>= \case
|
2020-08-28 23:17:46 +03:00
|
|
|
[x] -> pure x
|
|
|
|
_ -> error "JSON server returned multiple return values."
|
2019-09-20 01:40:23 +03:00
|
|
|
|
2021-06-03 02:04:45 +03:00
|
|
|
validateFeedAndGetSponsor :: String
|
|
|
|
-> Feed
|
2021-06-04 00:38:36 +03:00
|
|
|
-> RIO e (Seed, Ship)
|
2021-08-11 03:02:23 +03:00
|
|
|
validateFeedAndGetSponsor endpoint = \case
|
2021-06-03 02:04:45 +03:00
|
|
|
Feed0 s -> do
|
2021-06-17 15:48:09 +03:00
|
|
|
r <- validateSeed s
|
2021-06-17 18:42:44 +03:00
|
|
|
case r of
|
|
|
|
Left e -> error e
|
|
|
|
Right r -> pure (s, r)
|
2021-06-17 15:48:09 +03:00
|
|
|
Feed1 s -> validateGerms s
|
2021-06-03 02:04:45 +03:00
|
|
|
|
2019-09-26 21:14:24 +03:00
|
|
|
where
|
2021-06-17 15:48:09 +03:00
|
|
|
validateGerms Germs{..} =
|
2021-06-04 00:38:36 +03:00
|
|
|
case gFeed of
|
2021-06-17 15:48:09 +03:00
|
|
|
[] -> error "no usable keys in keyfile"
|
2021-06-04 00:38:36 +03:00
|
|
|
(Germ{..}:f) -> do
|
|
|
|
let seed = Seed gShip gLife gRing Nothing
|
2021-06-17 18:42:44 +03:00
|
|
|
r :: Either String Ship
|
|
|
|
<- validateSeed seed
|
2021-06-04 00:38:36 +03:00
|
|
|
case r of
|
2021-06-17 15:48:09 +03:00
|
|
|
Left _ -> validateGerms $ Germs gShip f
|
2021-06-04 00:38:36 +03:00
|
|
|
Right r -> pure (seed, r)
|
2021-06-03 02:04:45 +03:00
|
|
|
|
|
|
|
validateSeed (Seed ship life ring oaf) =
|
|
|
|
case clanFromShip ship of
|
|
|
|
Ob.Comet -> validateComet
|
|
|
|
Ob.Moon -> validateMoon
|
|
|
|
_ -> validateRest
|
|
|
|
where
|
|
|
|
validateComet = do
|
|
|
|
-- A comet address is the fingerprint of the keypair
|
|
|
|
let shipFromPass = cometFingerprint $ ringToPass ring
|
2021-06-17 18:42:44 +03:00
|
|
|
if (ship /= shipFromPass) then
|
|
|
|
pure $ Left ("comet name doesn't match fingerprint " <>
|
|
|
|
show ship <> " vs " <>
|
|
|
|
show shipFromPass)
|
|
|
|
else if (life /= 1) then
|
|
|
|
pure $ Left "comet can never be re-keyed"
|
|
|
|
else
|
|
|
|
pure $ Right (shipSein ship)
|
2021-06-03 02:04:45 +03:00
|
|
|
|
|
|
|
validateMoon = do
|
|
|
|
-- TODO: The current code in zuse does nothing, but we should be able
|
|
|
|
-- to try to validate the oath against the current as exists planet
|
|
|
|
-- on chain.
|
2021-06-17 18:42:44 +03:00
|
|
|
pure $ Right $ shipSein ship
|
2021-06-03 02:04:45 +03:00
|
|
|
|
|
|
|
validateRest = do
|
|
|
|
putStrLn ("boot: retrieving " <> renderShip ship <> "'s public keys")
|
|
|
|
|
|
|
|
--TODO could cache this lookup
|
2021-08-11 03:02:23 +03:00
|
|
|
whoP <- retrievePoint endpoint ship
|
2021-06-03 02:04:45 +03:00
|
|
|
case epNet whoP of
|
2021-06-17 18:42:44 +03:00
|
|
|
Nothing -> pure $ Left "ship not keyed"
|
2021-06-03 02:04:45 +03:00
|
|
|
Just (netLife, pass, contNum, (hasSponsor, who), _) -> do
|
2021-06-17 18:42:44 +03:00
|
|
|
if (netLife /= life) then
|
|
|
|
pure $ Left ("keyfile life mismatch; keyfile claims life " <>
|
|
|
|
show life <> ", but Azimuth claims life " <>
|
|
|
|
show netLife)
|
|
|
|
else if ((ringToPass ring) /= pass) then
|
2021-08-11 03:02:23 +03:00
|
|
|
pure $ Left "keyfile does not match Azimuth"
|
2021-06-03 02:04:45 +03:00
|
|
|
-- TODO: The hoon code does a breach check, but the C code never
|
|
|
|
-- supplies the data necessary for it to function.
|
2021-06-17 18:42:44 +03:00
|
|
|
else
|
|
|
|
pure $ Right who
|
2019-10-04 21:54:25 +03:00
|
|
|
|
|
|
|
|
|
|
|
-- Walk through the sponsorship chain retrieving the actual sponsorship chain
|
2021-08-11 03:02:23 +03:00
|
|
|
-- as it exists on Azimuth.
|
|
|
|
getSponsorshipChain :: String -> Ship -> RIO e [(Ship,EthPoint)]
|
|
|
|
getSponsorshipChain endpoint = loop
|
2019-10-04 21:54:25 +03:00
|
|
|
where
|
|
|
|
loop ship = do
|
2020-09-04 21:44:26 +03:00
|
|
|
putStrLn ("boot: retrieving keys for sponsor " <> renderShip ship)
|
2021-08-11 03:02:23 +03:00
|
|
|
ethPoint <- retrievePoint endpoint ship
|
2019-10-04 21:54:25 +03:00
|
|
|
|
2019-10-10 02:58:54 +03:00
|
|
|
case (clanFromShip ship, epNet ethPoint) of
|
2020-10-27 15:22:33 +03:00
|
|
|
(Ob.Comet, _) -> error "Comets cannot be sponsors"
|
|
|
|
(Ob.Moon, _) -> error "Moons cannot be sponsors"
|
2019-10-10 02:58:54 +03:00
|
|
|
|
2019-10-11 01:01:50 +03:00
|
|
|
(_, Nothing) ->
|
2020-10-27 15:22:33 +03:00
|
|
|
error $ unpack ("Ship " <> renderShip ship <> " not booted")
|
2019-10-10 02:58:54 +03:00
|
|
|
|
|
|
|
(Ob.Galaxy, Just _) -> pure [(ship, ethPoint)]
|
|
|
|
|
2019-10-11 01:01:50 +03:00
|
|
|
(_, Just (_, _, _, (False, _), _)) ->
|
2020-10-27 15:22:33 +03:00
|
|
|
error $ unpack ("Ship " <> renderShip ship <> " has no sponsor")
|
2019-10-10 02:58:54 +03:00
|
|
|
|
2019-10-11 01:01:50 +03:00
|
|
|
(_, Just (_, _, _, (True, sponsor), _)) -> do
|
|
|
|
chain <- loop sponsor
|
2020-09-04 21:44:26 +03:00
|
|
|
pure $ chain <> [(ship, ethPoint)]
|
2019-09-26 21:14:24 +03:00
|
|
|
|
2019-09-20 01:40:23 +03:00
|
|
|
-- Produces either an error or a validated boot event structure.
|
2021-06-04 00:38:36 +03:00
|
|
|
dawnVent :: HasLogFunc e => String -> Feed -> RIO e (Either Text Dawn)
|
2021-06-03 02:04:45 +03:00
|
|
|
dawnVent provider feed =
|
2020-09-04 17:54:31 +03:00
|
|
|
-- The type checker can't figure this out on its own.
|
2021-06-04 00:38:36 +03:00
|
|
|
(onLeft tshow :: Either SomeException Dawn -> Either Text Dawn) <$> try do
|
2021-08-11 03:02:23 +03:00
|
|
|
putStrLn ("boot: requesting L2 Azimuth information from " <> pack provider)
|
2019-09-20 20:41:58 +03:00
|
|
|
|
2021-06-04 00:38:36 +03:00
|
|
|
(dSeed, immediateSponsor)
|
2021-08-11 03:02:23 +03:00
|
|
|
<- validateFeedAndGetSponsor provider feed
|
|
|
|
dSponsor <- getSponsorshipChain provider immediateSponsor
|
2019-09-20 01:40:23 +03:00
|
|
|
|
2020-09-04 17:54:31 +03:00
|
|
|
putStrLn "boot: retrieving galaxy table"
|
|
|
|
dCzar <- (mapToHoonMap . mapFromList) <$>
|
2021-08-11 03:02:23 +03:00
|
|
|
(dawnPostRequests provider parseGalaxyTableEntry (map (PointRequest . Ship . fromIntegral) [0..255]))
|
2019-09-20 01:40:23 +03:00
|
|
|
|
2020-09-04 17:54:31 +03:00
|
|
|
putStrLn "boot: retrieving network domains"
|
2021-08-11 03:02:23 +03:00
|
|
|
dTurf <- (dawnPostRequests provider parseTurfResponse [TurfRequest ()])
|
|
|
|
>>= \case
|
|
|
|
[] -> pure []
|
|
|
|
[t] -> pure (nub t)
|
|
|
|
_ -> error "too many turf responses"
|
2019-09-20 01:40:23 +03:00
|
|
|
|
2020-09-04 17:54:31 +03:00
|
|
|
let dNode = Nothing
|
2019-09-26 01:16:48 +03:00
|
|
|
|
2021-08-11 03:02:23 +03:00
|
|
|
--NOTE blocknum of 0 is fine because jael ignores it.
|
|
|
|
-- should probably be removed from dawn event.
|
|
|
|
let dBloq = 0
|
|
|
|
|
2021-06-04 00:38:36 +03:00
|
|
|
pure MkDawn{..}
|
2019-09-20 01:40:23 +03:00
|
|
|
|
2019-10-02 23:55:30 +03:00
|
|
|
|
2020-08-28 23:17:46 +03:00
|
|
|
-- Comet List ------------------------------------------------------------------
|
2019-10-02 23:55:30 +03:00
|
|
|
|
|
|
|
dawnCometList :: RIO e [Ship]
|
|
|
|
dawnCometList = do
|
|
|
|
-- Get the jamfile with the list of stars accepting comets right now.
|
2020-08-28 23:17:46 +03:00
|
|
|
manager <- io $ C.newManager TLS.tlsManagerSettings
|
2019-10-02 23:55:30 +03:00
|
|
|
request <- io $ C.parseRequest "https://bootstrap.urbit.org/comet-stars.jam"
|
|
|
|
response <- io $ C.httpLbs (C.setRequestCheckStatus request) manager
|
|
|
|
let body = toStrict $ C.responseBody response
|
|
|
|
|
|
|
|
noun <- cueBS body & either throwIO pure
|
|
|
|
fromNounErr noun & either (throwIO . uncurry ParseErr) pure
|
|
|
|
|
|
|
|
|
2019-10-09 23:39:11 +03:00
|
|
|
-- Comet Mining ----------------------------------------------------------------
|
|
|
|
|
|
|
|
mix :: BS.ByteString -> BS.ByteString -> BS.ByteString
|
2019-10-10 23:45:01 +03:00
|
|
|
mix a b = BS.pack $ loop (BS.unpack a) (BS.unpack b)
|
|
|
|
where
|
|
|
|
loop [] [] = []
|
|
|
|
loop a [] = a
|
|
|
|
loop [] b = b
|
|
|
|
loop (x:xs) (y:ys) = (xor x y) : loop xs ys
|
|
|
|
|
2020-10-15 20:05:54 +03:00
|
|
|
shax :: BS.ByteString -> BS.ByteString
|
|
|
|
shax = SHA256.hash
|
|
|
|
|
2019-10-10 23:45:01 +03:00
|
|
|
shas :: BS.ByteString -> BS.ByteString -> BS.ByteString
|
2020-10-15 20:05:54 +03:00
|
|
|
shas salt = shax . mix salt . shax
|
2019-10-09 23:39:11 +03:00
|
|
|
|
|
|
|
shaf :: BS.ByteString -> BS.ByteString -> BS.ByteString
|
|
|
|
shaf salt ruz = (mix a b)
|
|
|
|
where
|
|
|
|
haz = shas salt ruz
|
2019-10-10 23:45:01 +03:00
|
|
|
a = (take 16 haz)
|
|
|
|
b = (drop 16 haz)
|
2019-10-09 23:39:11 +03:00
|
|
|
|
2020-10-15 20:05:54 +03:00
|
|
|
-- Given a ring, derives the network login code.
|
|
|
|
--
|
|
|
|
-- Note that the network code is a patp, not a patq: the bytes have been
|
|
|
|
-- scrambled.
|
|
|
|
deriveCode :: Ring -> Ob.Patp
|
|
|
|
deriveCode Ring {..} = Ob.patp $
|
|
|
|
bytesAtom $
|
|
|
|
take 8 $
|
|
|
|
shaf (C.pack "pass") $
|
|
|
|
shax $
|
|
|
|
C.singleton 'B' <> ringSign <> ringCrypt
|
|
|
|
|
2019-10-10 23:45:01 +03:00
|
|
|
cometFingerprintBS :: Pass -> ByteString
|
|
|
|
cometFingerprintBS = (shaf $ C.pack "bfig") . passToBS
|
2019-10-09 23:39:11 +03:00
|
|
|
|
2019-10-10 23:45:01 +03:00
|
|
|
cometFingerprint :: Pass -> Ship
|
|
|
|
cometFingerprint = Ship . B.decode . fromStrict . reverse . cometFingerprintBS
|
2019-10-09 23:39:11 +03:00
|
|
|
|
|
|
|
tryMineComet :: Set Ship -> Word64 -> Maybe Seed
|
|
|
|
tryMineComet ships seed =
|
|
|
|
if member shipSponsor ships
|
|
|
|
then Just $ Seed shipName 1 ring Nothing
|
|
|
|
else Nothing
|
|
|
|
where
|
|
|
|
-- Hash the incoming seed into a 64 bytes.
|
|
|
|
baseHash = SHA512.hash $ toStrict $ B.encode seed
|
|
|
|
signSeed = (take 32 baseHash)
|
|
|
|
ringSeed = (drop 32 baseHash)
|
|
|
|
ring = Ring signSeed ringSeed
|
2019-10-10 23:45:01 +03:00
|
|
|
pass = ringToPass ring
|
2019-10-09 23:39:11 +03:00
|
|
|
shipName = cometFingerprint pass
|
|
|
|
shipSponsor = shipSein shipName
|
|
|
|
|
|
|
|
mineComet :: Set Ship -> Word64 -> Seed
|
2019-10-02 23:55:30 +03:00
|
|
|
mineComet ships = loop
|
|
|
|
where
|
|
|
|
loop eny =
|
2019-10-09 23:39:11 +03:00
|
|
|
case (tryMineComet ships eny) of
|
|
|
|
Nothing -> loop (eny + 1)
|
|
|
|
Just x -> x
|