Remove unused SC Param fields

input-output-hk · Sep 26, 2024 · cc2c108 · cc2c108
1 parent a0cf1c0
commit cc2c108
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diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -12,6 +12,7 @@ Changelog](https://keepachangelog.com/en/1.1.0).
   * Removed `claim-v1` and `claim-v2` commands
   * Removed `save-root`, `committee-hash`, `committee-handover` and `collect-garbage` commands
   * Removed `init-checkpoint`, `init-fuel`, `save-checkpoint`, `cbor-update-committee-message`, `cbor-merkle-root-insertion-message`, `cbor-merkle-tree-entry`, `cbor-merkle-tree`, `cbor-combined-merkle-proof`, and `cbor-plain-aggregate-public-keys` commands
+  * Removed `--chainId`, `--threshold-numerator` and `--threshold-denominator`
 
 # v6.1.0
 

diff --git a/offchain/README.md b/offchain/README.md
@@ -85,12 +85,7 @@ file `$CWD/config.json` in the following format:
 
 ```json
   "sidechainParameters": {
-    "chainId": 123,
     "genesisUtxo": "3824c3a7c4437cc6ca4f893cd1519ae1dbe77862304e14d910ddc1f32de69b60#1",
-    "threshold": {
-      "numerator": 2,
-      "denominator": 3
-    },
     "governanceAuthority": "4f2d6145e1700ad11dc074cad9f4194cc53b0dbab6bd25dfea6c501a"
   },
   "runtimeConfig": {
@@ -115,10 +110,7 @@ file `$CWD/config.json` in the following format:
 This allows to shorten a CLI call from:
 ```
 nix run .#pc-contracts-cli -- deregister \
-  --sidechain-id 123 \
   --genesis-committee-hash-utxo 3824c3a7c4437cc6ca4f893cd1519ae1dbe77862304e14d910ddc1f32de69b60#1 \
-  --threshold-numerator 2 \
-  --threshold-denominator 3 \
   --governance-authority 4f2d6145e1700ad11dc074cad9f4194cc53b0dbab6bd25dfea6c501c \
   --network testnet \
   --ogmios-host localhost \
@@ -385,7 +377,6 @@ reserve asset.
 
 #### 3.2.10 Release currently available funds from an existing reserve
 
-
 ```
 nix run .#pc-contracts-cli -- reserve-release-funds \
   --total-accrued-till-now INT \
@@ -563,16 +554,10 @@ nix run .#pc-contracts-cli -- utils sign schnorr-secp256k1 \
 The result corresponds to `BlockProducerRegistrationMsg` type in the code.
 
 Available options:
-  - `-i,--sidechain-id` \
-    Sidechain ID
   - `-c,--genesis-committee-hash-utxo TX_ID#TX_IDX` \
     Input UTxO to be spent with the first committee hash setup
   - `-g,--governance-authority PUB_KEY_HASH` \
     Public key hash of governance authority
-  - `--threshold-numerator INT` \
-    The numerator for the ratio of the threshold
-  - `--threshold-denominator INT` \
-    The denominator for the ratio of the threshold
   - `--sidechain-public-key SIDECHAIN_PUB_KEY` \
     Sidechain public key
   - `--input-utxo TX_ID#TX_IDX` \

diff --git a/offchain/config.example.json b/offchain/config.example.json
@@ -1,11 +1,6 @@
 {
   "sidechainParameters": {
-    "chainId": 123,
     "genesisUtxo": "3824c3a7c4437cc6ca4f893cd1519ae1dbe77862304e14d910ddc1f32de69b60#1",
-    "threshold": {
-      "numerator": 2,
-      "denominator": 3
-    },
     "governanceAuthority": "4f2d6145e1700ad11dc074cad9f4194cc53b0dbab6bd25dfea6c501a"
   },
   "runtimeConfig": {

diff --git a/offchain/src/Main.purs b/offchain/src/Main.purs
@@ -126,22 +126,6 @@ main = do
 
       -- Do some validation on the CLI options
       -----------------------
-      let numerator = (unwrap scParams).thresholdNumerator
-      let denominator = (unwrap scParams).thresholdDenominator
-      unless (gcd numerator denominator == one) $ throwError $ error
-        $ "Threshold numerator and denominator are not coprime.\n"
-        <> "Numerator: "
-        <> BigInt.toString numerator
-        <> "\nDenominator: "
-        <> BigInt.toString denominator
-
-      unless (numerator <= denominator) $ throwError $ error
-        $ "Threshold numerator is greater than denominator.\n"
-        <> "Numerator: "
-        <> BigInt.toString numerator
-        <> "\nDenominator: "
-        <> BigInt.toString denominator
-
       let
         governance = Just $ MultiSig $ MultiSigGovParams
           { governanceMembers:

diff --git a/offchain/src/TrustlessSidechain/ConfigFile.purs b/offchain/src/TrustlessSidechain/ConfigFile.purs
@@ -36,8 +36,7 @@ import Type.Row (type (+))
 optExample ∷ Config
 optExample =
   { sidechainParameters: Just
-      { chainId: Just 1
-      , genesisUtxo: Just $ TransactionInput
+      { genesisUtxo: Just $ TransactionInput
           { transactionId:
               ( wrap $ unsafePartial $ fromJust $ fromBytes
                   ( hexToByteArrayUnsafe
@@ -46,10 +45,6 @@ optExample =
               )
           , index: UInt.fromInt 2
           }
-      , threshold: Just
-          { numerator: 2
-          , denominator: 3
-          }
       , governanceAuthority: Just $ hexToByteArrayUnsafe "123456789abcdef0"
       }
   , paymentSigningKeyFile: Just "/absolute/path/to/payment.skey"

diff --git a/offchain/src/TrustlessSidechain/ConfigFile/Codecs.purs b/offchain/src/TrustlessSidechain/ConfigFile/Codecs.purs
@@ -22,7 +22,6 @@ import Data.UInt as UInt
 import TrustlessSidechain.Options.Types (Config)
 import TrustlessSidechain.Utils.Codecs
   ( byteArrayCodec
-  , thresholdCodec
   , transactionInputCodec
   )
 import TrustlessSidechain.Utils.Crypto
@@ -46,20 +45,12 @@ configCodec =
   where
   scParamsCodec ∷
     CA.JsonCodec
-      { chainId ∷ Maybe Int
-      , genesisUtxo ∷ Maybe TransactionInput
-      , threshold ∷
-          Maybe
-            { denominator ∷ Int
-            , numerator ∷ Int
-            }
+      { genesisUtxo ∷ Maybe TransactionInput
       , governanceAuthority ∷ Maybe ByteArray
       }
   scParamsCodec =
     ( CAR.object "sidechainParameters"
-        { chainId: CAC.maybe CA.int
-        , genesisUtxo: CAC.maybe transactionInputCodec
-        , threshold: CAC.maybe thresholdCodec
+        { genesisUtxo: CAC.maybe transactionInputCodec
         , governanceAuthority: CAC.maybe byteArrayCodec
         }
     )

diff --git a/offchain/src/TrustlessSidechain/Options/Parsers.purs b/offchain/src/TrustlessSidechain/Options/Parsers.purs
@@ -9,13 +9,11 @@ module TrustlessSidechain.Options.Parsers
   , cborEncodedAddressParser
   , committeeSignature
   , currencySymbolParser
-  , denominator
   , ecdsaSecp256k1PrivateKey
   , ecdsaSecp256k1PublicKey
   , epoch
   , governanceAuthority
   , mkCurrencySymbol
-  , numerator
   , parsePubKeyAndSignature
   , parsePubKeyBytesAndSignatureBytes
   , parseAssetName
@@ -252,26 +250,6 @@ registeredCandidatesCount = eitherReader
       Nothing → Left "failed to parse int registered-candidates-count"
   )
 
--- | Parse a numerator in the threshold.
-numerator ∷ ReadM BigInt
-numerator = eitherReader
-  ( \str → case BigInt.fromString str of
-      Just i
-        | i >= zero → pure i
-        | otherwise → Left "numerator must be non-negative"
-      Nothing → Left "failed to parse int numerator"
-  )
-
--- | Parse a denominator in the threshold.
-denominator ∷ ReadM BigInt
-denominator = eitherReader
-  ( \str → case BigInt.fromString str of
-      Just i
-        | i > zero → pure i
-        | otherwise → Left "denominator must be positive"
-      Nothing → Left "failed to parse int denominator"
-  )
-
 -- | Parse an epoch.
 epoch ∷ ReadM BigInt
 epoch = eitherReader

diff --git a/offchain/src/TrustlessSidechain/Options/Specs.purs b/offchain/src/TrustlessSidechain/Options/Specs.purs
@@ -66,11 +66,9 @@ import TrustlessSidechain.NativeTokenManagement.Types
 import TrustlessSidechain.Options.Parsers
   ( bigInt
   , byteArray
-  , denominator
   , ecdsaSecp256k1PrivateKey
   , governanceAuthority
   , networkId
-  , numerator
   , permissionedCandidateKeys
   , registrationSidechainKeys
   , schnorrSecp256k1PrivateKey
@@ -397,15 +395,6 @@ serverConfigSpec
 
 sidechainParamsSpec ∷ Maybe Config → Parser SidechainParams
 sidechainParamsSpec maybeConfig = ado
-  chainId ← option int $ fold
-    [ short 'i'
-    , long "sidechain-id"
-    , metavar "1"
-    , help "Sidechain ID"
-    , maybe mempty value
-        (maybeConfig >>= _.sidechainParameters >>= _.chainId)
-    ]
-
   genesisUtxo ← option Parsers.transactionInput $ fold
     [ short 'c'
     , long "genesis-committee-hash-utxo"
@@ -429,40 +418,10 @@ sidechainParamsSpec maybeConfig = ado
             )
         )
     ]
-
-  { thresholdNumerator, thresholdDenominator } ←
-    let
-      thresholdNumeratorDenominatorOption = ado
-        thresholdNumerator ← option numerator $ fold
-          [ long "threshold-numerator"
-          , metavar "INT"
-          , help "The numerator for the ratio of the threshold"
-          , maybe mempty value
-              $ map (BigInt.fromInt <<< _.numerator)
-                  ( maybeConfig >>= _.sidechainParameters >>=
-                      _.threshold
-                  )
-          ]
-        thresholdDenominator ← option denominator $ fold
-          [ long "threshold-denominator"
-          , metavar "INT"
-          , help "The denominator for the ratio of the threshold"
-          , maybe mempty value
-              $ map (BigInt.fromInt <<< _.denominator)
-                  ( maybeConfig >>= _.sidechainParameters >>=
-                      _.threshold
-                  )
-          ]
-        in { thresholdNumerator, thresholdDenominator }
-    in
-      thresholdNumeratorDenominatorOption
   in
     SidechainParams
-      { chainId: BigInt.fromInt chainId
-      , genesisUtxo
+      { genesisUtxo
       , governanceAuthority
-      , thresholdNumerator
-      , thresholdDenominator
       }
 
 -- | SidechainParams CLI parser

diff --git a/offchain/src/TrustlessSidechain/Options/Types.purs b/offchain/src/TrustlessSidechain/Options/Types.purs
@@ -70,13 +70,7 @@ type Config =
   { -- | Sidechain parameters (defining the sidechain which we will interact with)
     sidechainParameters ∷
       Maybe
-        { chainId ∷ Maybe Int
-        , genesisUtxo ∷ Maybe TransactionInput
-        , threshold ∷
-            Maybe
-              { numerator ∷ Int
-              , denominator ∷ Int
-              }
+        { genesisUtxo ∷ Maybe TransactionInput
         -- governanceAuthority should really be a PubKeyHash but there's no
         -- (easy) way of pulling a dummy PubKeyHash value out of thin air in
         -- TrustlessSidechain.ConfigFile.optExample

diff --git a/offchain/src/TrustlessSidechain/RawScripts.purs b/offchain/src/TrustlessSidechain/RawScripts.purs
diff --git a/offchain/src/TrustlessSidechain/SidechainParams.purs b/offchain/src/TrustlessSidechain/SidechainParams.purs
@@ -12,22 +12,10 @@ import Contract.PlutusData
   )
 import Contract.Transaction (TransactionInput)
 import Control.Alternative (guard)
-import JS.BigInt (BigInt)
 import TrustlessSidechain.Governance.Admin as Governance
 
 newtype SidechainParams = SidechainParams
-  { chainId ∷ BigInt
-  , genesisUtxo ∷ TransactionInput
-  ,
-    -- `thresholdNumerator` is the numerator of the ratio required for the
-    -- committee to verify that committee has signed something (e.g. when
-    -- updating the committee hash, or saving a new merkle root).
-    thresholdNumerator ∷ BigInt
-  ,
-    -- `thresholdDenominator` is the denominator of the ratio required for the
-    -- committee to verify that committee has signed something (e.g. when
-    -- updating the committee hash, or saving a new merkle root).
-    thresholdDenominator ∷ BigInt
+  { genesisUtxo ∷ TransactionInput
   , -- Governance mechanism.  We temporarily rely on using a single master key
     -- that can authorize any action requiring permission from the governing
     -- committee.
@@ -43,35 +31,23 @@ derive newtype instance Eq SidechainParams
 instance ToData SidechainParams where
   toData
     ( SidechainParams
-        { chainId
-        , genesisUtxo
-        , thresholdNumerator
-        , thresholdDenominator
+        { genesisUtxo
         , governanceAuthority
         }
     ) =
     Constr (BigNum.fromInt 0)
-      [ toData chainId
-      , toData genesisUtxo
-      , toData thresholdNumerator
-      , toData thresholdDenominator
+      [ toData genesisUtxo
       , toData governanceAuthority
       ]
 
 instance FromData SidechainParams where
   fromData = case _ of
-    Constr ix [ cid, gu, tn, td, ga ] → do
+    Constr ix [ gu, ga ] → do
       guard (ix == BigNum.fromInt 0)
-      chainId ← fromData cid
       genesisUtxo ← fromData gu
-      thresholdNumerator ← fromData tn
-      thresholdDenominator ← fromData td
       governanceAuthority ← fromData ga
       pure $ SidechainParams
-        { chainId
-        , genesisUtxo
-        , thresholdNumerator
-        , thresholdDenominator
+        { genesisUtxo
         , governanceAuthority
         }
     _ → Nothing