Add check-node-configuration command

.gitattributes

@@ -2,3 +2,7 @@ cardano-cli/test/cardano-cli-golden/files/input/example_anchor_data.txt -text
 cardano-cli/test/cardano-cli-golden/files/input/example_anchor_data2.txt -text
 cardano-cli/test/cardano-cli-test/files/input/example_anchor_data.txt -text
 cardano-cli/test/cardano-cli-test/files/input/example_anchor_data2.txt -text
+cardano-cli/test/cardano-cli-test/files/input/check-node-configuration/genesis.alonzo.spec.json -text
+cardano-cli/test/cardano-cli-test/files/input/check-node-configuration/genesis.byron.spec.json -text
+cardano-cli/test/cardano-cli-test/files/input/check-node-configuration/genesis.conway.spec.json -text
+cardano-cli/test/cardano-cli-test/files/input/check-node-configuration/genesis.shelley.spec.json -text

cardano-cli/cardano-cli.cabal

@@ -60,6 +60,7 @@ library
     Cardano.CLI.Commands
     Cardano.CLI.Commands.Address
     Cardano.CLI.Commands.Debug
+    Cardano.CLI.Commands.Debug.CheckNodeConfiguration
     Cardano.CLI.Commands.Debug.LogEpochState
     Cardano.CLI.Commands.Debug.TransactionView
     Cardano.CLI.Commands.Hash
@@ -141,6 +142,7 @@ library
     Cardano.CLI.Run.Address
     Cardano.CLI.Run.Address.Info
     Cardano.CLI.Run.Debug
+    Cardano.CLI.Run.Debug.CheckNodeConfiguration
     Cardano.CLI.Run.Debug.LogEpochState
     Cardano.CLI.Run.Debug.TransactionView
     Cardano.CLI.Run.Hash
@@ -306,6 +308,7 @@ test-suite cardano-cli-test
   type: exitcode-stdio-1.0
   build-depends:
     aeson,
+    aeson-pretty,
     base16-bytestring,
     bech32 >=1.1.0,
     bytestring,
@@ -327,10 +330,12 @@ test-suite cardano-cli-test
     text,
     time,
     transformers,
+    yaml,
 
   build-tool-depends: tasty-discover:tasty-discover
   other-modules:
     Test.Cli.AddCostModels
+    Test.Cli.CheckNodeConfiguration
     Test.Cli.CreateCardano
     Test.Cli.CreateTestnetData
     Test.Cli.DRepMetadata

cardano-cli/src/Cardano/CLI/Commands/Debug.hs

@@ -3,9 +3,11 @@ module Cardano.CLI.Commands.Debug
   )
 where
 
+import           Cardano.CLI.Commands.Debug.CheckNodeConfiguration
 import           Cardano.CLI.Commands.Debug.LogEpochState
 import           Cardano.CLI.Commands.Debug.TransactionView
 
 data DebugCmds
-  = DebugLogEpochStateCmd LogEpochStateCmdArgs
+  = DebugCheckNodeConfigurationCmd CheckNodeConfigCmdArgs
+  | DebugLogEpochStateCmd LogEpochStateCmdArgs
   | DebugTransactionViewCmd TransactionViewCmdArgs

cardano-cli/src/Cardano/CLI/Commands/Debug/CheckNodeConfiguration.hs

@@ -0,0 +1,9 @@
+{-# LANGUAGE DataKinds #-}
+
+module Cardano.CLI.Commands.Debug.CheckNodeConfiguration where
+
+import           Cardano.Api
+
+-- | Argument for the 'debug check-node-configuration' command.
+newtype CheckNodeConfigCmdArgs = CheckNodeConfigCmdArgs (NodeConfigFile 'In)
+  deriving Show

cardano-cli/src/Cardano/CLI/Options/Debug.hs

@@ -14,6 +14,7 @@ where
 import           Cardano.Api.Shelley hiding (QueryInShelleyBasedEra (..))
 
 import           Cardano.CLI.Commands.Debug
+import           Cardano.CLI.Commands.Debug.CheckNodeConfiguration
 import           Cardano.CLI.Commands.Debug.LogEpochState
 import           Cardano.CLI.Commands.Debug.TransactionView
 import           Cardano.CLI.Environment
@@ -47,6 +48,10 @@ pDebugCmds envCli =
               , " The log file format is line delimited JSON."
               , " The command will not terminate."
               ]
+    , subParser "check-node-configuration" $
+        Opt.info pCheckNodeConfigurationCmdArgs $
+          Opt.progDesc
+            "Check hashes and paths of genesis files in the given node configuration file."
     , subParser "transaction" $
         Opt.info
           ( asum
@@ -65,6 +70,11 @@ pDebugCmds envCli =
         <*> pFileOutDirection
           "out-file"
           "Output filepath of the log file.  The log file format is line delimited JSON."
+  pCheckNodeConfigurationCmdArgs :: Parser DebugCmds
+  pCheckNodeConfigurationCmdArgs =
+    fmap DebugCheckNodeConfigurationCmd $
+      CheckNodeConfigCmdArgs
+        <$> pNodeConfigurationFileIn
   pTransactionView :: Parser DebugCmds
   pTransactionView =
     fmap DebugTransactionViewCmd $

cardano-cli/src/Cardano/CLI/Read.hs

@@ -94,6 +94,9 @@ module Cardano.CLI.Read
   , readVoteDelegationTarget
   , readVerificationKeyOrHashOrFileOrScript
   , readVerificationKeySource
+
+    -- * Genesis hashes
+  , readShelleyOnwardsGenesisAndHash
   )
 where
 
@@ -108,7 +111,7 @@ import           Cardano.CLI.Types.Errors.ScriptDecodeError
 import           Cardano.CLI.Types.Errors.StakeCredentialError
 import           Cardano.CLI.Types.Governance
 import           Cardano.CLI.Types.Key
-import qualified Cardano.Crypto.Hash.Class as Crypto
+import qualified Cardano.Crypto.Hash as Crypto
 
 import           Prelude
 
@@ -1227,3 +1230,13 @@ readVoteDelegationTarget voteDelegationTarget =
       pure L.DRepAlwaysAbstain
     VoteDelegationTargetOfNoConfidence ->
       pure L.DRepAlwaysNoConfidence
+
+--- | Read the given file and hashes its content using 'Blake2b_256'
+readShelleyOnwardsGenesisAndHash
+  :: MonadIO m
+  => FilePath
+  -- ^ The file to read
+  -> m (Crypto.Hash Crypto.Blake2b_256 BS.ByteString)
+readShelleyOnwardsGenesisAndHash path = do
+  content <- liftIO $ BS.readFile path
+  return $ Crypto.hashWith id content

cardano-cli/src/Cardano/CLI/Run/Debug.hs

@@ -10,11 +10,13 @@ where
 import           Cardano.Api
 
 import           Cardano.CLI.Commands.Debug
+import           Cardano.CLI.Run.Debug.CheckNodeConfiguration (runCheckNodeConfig)
 import           Cardano.CLI.Run.Debug.LogEpochState
 import           Cardano.CLI.Run.Debug.TransactionView (runTransactionViewCmd)
 import           Cardano.CLI.Types.Errors.DebugCmdError
 
 runDebugCmds :: DebugCmds -> ExceptT DebugCmdError IO ()
 runDebugCmds = \case
+  DebugCheckNodeConfigurationCmd cmd -> runCheckNodeConfig cmd
   DebugLogEpochStateCmd cmd -> liftIO $ runLogEpochStateCmd cmd
   DebugTransactionViewCmd cmd -> firstExceptT DebugTxCmdError $ runTransactionViewCmd cmd

cardano-cli/src/Cardano/CLI/Run/Debug/CheckNodeConfiguration.hs

@@ -0,0 +1,91 @@
+{-# LANGUAGE DataKinds #-}
+{-# LANGUAGE ScopedTypeVariables #-}
+
+module Cardano.CLI.Run.Debug.CheckNodeConfiguration (runCheckNodeConfig) where
+
+import           Cardano.Api
+import qualified Cardano.Api.Byron as Byron
+
+import           Cardano.CLI.Commands.Debug.CheckNodeConfiguration
+import qualified Cardano.CLI.Read as Read
+import           Cardano.CLI.Types.Errors.DebugCmdError
+import qualified Cardano.Crypto.Hash as Crypto
+
+import           Control.Monad
+import qualified Data.Text as Text
+import qualified Data.Yaml as Yaml
+import           System.FilePath (takeDirectory, (</>))
+
+runCheckNodeConfig :: CheckNodeConfigCmdArgs -> ExceptT DebugCmdError IO ()
+runCheckNodeConfig (CheckNodeConfigCmdArgs configFile) = do
+  nodeConfig :: NodeConfig <- liftIO $ Yaml.decodeFileThrow configFilePath
+  checkNodeGenesisConfiguration configFile nodeConfig
+  liftIO $ putStrLn $ "Successfully checked node configuration file: " <> configFilePath
+ where
+  configFilePath = unFile configFile
+
+checkNodeGenesisConfiguration
+  :: NodeConfigFile 'In
+  -- ^ The node configuration file path. It's not read by this function, but used for producing error messages.
+  -> NodeConfig
+  -- ^ The parsed node configuration file
+  -> ExceptT DebugCmdError IO ()
+checkNodeGenesisConfiguration configFile nodeConfig = do
+  let byronGenFile = adjustFilepath $ unFile $ ncByronGenesisFile nodeConfig
+      alonzoGenFile = adjustFilepath $ unFile $ ncAlonzoGenesisFile nodeConfig
+      shelleyGenFile = adjustFilepath $ unFile $ ncShelleyGenesisFile nodeConfig
+  conwayGenFile <- case ncConwayGenesisFile nodeConfig of
+    Nothing -> throwError $ DebugNodeConfigNoConwayFileCmdError configFilePath
+    Just conwayGenesisFile -> pure $ adjustFilepath $ unFile conwayGenesisFile
+
+  liftIO $ putStrLn $ "Checking byron genesis file: " <> byronGenFile
+
+  let expectedByronHash = unGenesisHashByron $ ncByronGenesisHash nodeConfig
+      expectedAlonzoHash = Crypto.hashToTextAsHex $ unGenesisHashAlonzo $ ncAlonzoGenesisHash nodeConfig
+      expectedShelleyHash = Crypto.hashToTextAsHex $ unGenesisHashShelley $ ncShelleyGenesisHash nodeConfig
+  expectedConwayHash <- case ncConwayGenesisHash nodeConfig of
+    Nothing -> throwError $ DebugNodeConfigNoConwayHashCmdError configFilePath
+    Just conwayGenesisHash -> pure $ Crypto.hashToTextAsHex $ unGenesisHashConway conwayGenesisHash
+
+  (_, Byron.GenesisHash byronHash) <-
+    firstExceptT (DebugNodeConfigGenesisDataCmdError byronGenFile) $
+      Byron.readGenesisData byronGenFile
+  let actualByronHash = Text.pack $ show byronHash
+  actualAlonzoHash <- Crypto.hashToTextAsHex <$> Read.readShelleyOnwardsGenesisAndHash alonzoGenFile
+  actualShelleyHash <- Crypto.hashToTextAsHex <$> Read.readShelleyOnwardsGenesisAndHash shelleyGenFile
+  actualConwayHash <- Crypto.hashToTextAsHex <$> Read.readShelleyOnwardsGenesisAndHash conwayGenFile
+
+  when (actualByronHash /= expectedByronHash) $
+    throwError $
+      DebugNodeConfigWrongGenesisHashCmdError
+        configFilePath
+        byronGenFile
+        actualByronHash
+        expectedByronHash
+  when (actualAlonzoHash /= expectedAlonzoHash) $
+    throwError $
+      DebugNodeConfigWrongGenesisHashCmdError
+        configFilePath
+        alonzoGenFile
+        actualAlonzoHash
+        expectedAlonzoHash
+  when (actualShelleyHash /= expectedShelleyHash) $
+    throwError $
+      DebugNodeConfigWrongGenesisHashCmdError
+        configFilePath
+        shelleyGenFile
+        actualShelleyHash
+        expectedShelleyHash
+  when (actualConwayHash /= expectedConwayHash) $
+    throwError $
+      DebugNodeConfigWrongGenesisHashCmdError
+        configFilePath
+        conwayGenFile
+        actualConwayHash
+        expectedConwayHash
+ where
+  configFilePath = unFile configFile
+  -- We make the genesis filepath relative to the node configuration file, like the node does:
+  -- https://github.com/IntersectMBO/cardano-node/blob/9671e7b6a1b91f5a530722937949b86deafaad43/cardano-node/src/Cardano/Node/Configuration/POM.hs#L668
+  -- Note that, if the genesis filepath is absolute, the node configuration file's directory is ignored (by property of </>)
+  adjustFilepath f = takeDirectory configFilePath </> f

cardano-cli/src/Cardano/CLI/Types/Errors/DebugCmdError.hs

@@ -6,14 +6,66 @@ module Cardano.CLI.Types.Errors.DebugCmdError
 where
 
 import           Cardano.Api
+import qualified Cardano.Api.Byron as Byron
 
 import           Cardano.CLI.Types.Errors.TxCmdError
 
+import           Data.Text (Text)
+import qualified Data.Text.Lazy.Builder as Text
+import           Formatting.Buildable (build)
+
 data DebugCmdError
   = DebugCmdFailed
+  | -- | @DebugNodeConfigGenesisDataCmdError filepath error@ represents an error when
+    -- reading the node configuration at @filepath@
+    DebugNodeConfigGenesisDataCmdError !FilePath !Byron.GenesisDataError
+  | -- | @DebugNodeConfigWrongGenesisHashCmdError filepath eraGenesisPath actualHash expectedHash@ represents a user error
+    -- that the hash of @eraGenesisPath@ in @filepath@ is @actualHash@, whereas it should be @expectedHash@
+    DebugNodeConfigWrongGenesisHashCmdError
+      !FilePath
+      -- ^ The file path of the node configuration file
+      !FilePath
+      -- ^ The file path of the era configuration file whose hash is wrong
+      !Text
+      -- ^ The actual hash (the hash found by hashing the genesis file)
+      !Text
+      -- ^ The expected hash (the hash mentioned in the configuration file)
+  | -- | @DebugNodeConfigNoConwayFileCmdError filepath@ represents a user error
+    -- that the genesis file for Conway in @filepath@ is not specified
+    DebugNodeConfigNoConwayFileCmdError
+      !FilePath
+  | -- | @DebugNodeConfigNoConwayHashCmdError filepath@ represents a user error
+    -- that the hash for the Conway genesis file in @filepath@ is not specified
+    DebugNodeConfigNoConwayHashCmdError
+      !FilePath
+      -- ^ The file path of the node configuration file
   | DebugTxCmdError !TxCmdError
 
 instance Error DebugCmdError where
   prettyError = \case
     DebugCmdFailed -> "Debug command failed"
+    DebugNodeConfigGenesisDataCmdError fp err ->
+      "Error reading node configuration at: "
+        <> pretty fp
+        <> ": "
+        <> pretty (Text.toLazyText $ build err)
+    DebugNodeConfigNoConwayFileCmdError fp ->
+      "Conway genesis file not specified in "
+        <> pretty fp
+        <> ". Please add a \"ConwayGenesisFile\" key to the file at "
+        <> pretty fp
+    DebugNodeConfigNoConwayHashCmdError fp ->
+      "Conway genesis hash not specified in "
+        <> pretty fp
+        <> ". Please add a \"ConwayGenesisHash\" key to the file at "
+        <> pretty fp
+    DebugNodeConfigWrongGenesisHashCmdError nodeFp genesisFp actualHash expectedHash ->
+      "Wrong genesis hash for "
+        <> pretty genesisFp
+        <> " in "
+        <> pretty nodeFp
+        <> ": when computing the hash, got: "
+        <> pretty actualHash
+        <> ", but the node configuration files states that this hash is expected: "
+        <> pretty expectedHash
     DebugTxCmdError err -> renderTxCmdError err

cardano-cli/test/cardano-cli-golden/files/golden/help.cli

@@ -10613,7 +10613,11 @@ Usage: cardano-cli ping [-c|--count COUNT]
 
   Ping a cardano node either using node-to-node or node-to-client protocol. It negotiates a handshake and keeps sending keep alive messages.
 
-Usage: cardano-cli debug (log-epoch-state | transaction)
+Usage: cardano-cli debug 
+                           ( log-epoch-state
+                           | check-node-configuration
+                           | transaction
+                           )
 
   Debug commands
 
@@ -10625,6 +10629,10 @@ Usage: cardano-cli debug log-epoch-state --socket-path SOCKET_PATH
   and log the epoch state to a file. The log file format is line delimited JSON.
   The command will not terminate.
 
+Usage: cardano-cli debug check-node-configuration --node-configuration-file FILEPATH
+
+  Check hashes and paths of genesis files in the given node configuration file.
+
 Usage: cardano-cli debug transaction view
 
   Transaction commands

cardano-cli/test/cardano-cli-golden/files/golden/help/debug.cli

@@ -1,4 +1,8 @@
-Usage: cardano-cli debug (log-epoch-state | transaction)
+Usage: cardano-cli debug 
+                           ( log-epoch-state
+                           | check-node-configuration
+                           | transaction
+                           )
 
   Debug commands
 
@@ -10,4 +14,6 @@ Available commands:
                            connect to a local node and log the epoch state to a
                            file. The log file format is line delimited JSON. The
                            command will not terminate.
+  check-node-configuration Check hashes and paths of genesis files in the given
+                           node configuration file.
   transaction              Transaction commands

cardano-cli/test/cardano-cli-golden/files/golden/help/debug_check-node-configuration.cli

@@ -0,0 +1,8 @@
+Usage: cardano-cli debug check-node-configuration --node-configuration-file FILEPATH
+
+  Check hashes and paths of genesis files in the given node configuration file.
+
+Available options:
+  --node-configuration-file FILEPATH
+                           Input filepath of the node configuration file.
+  -h,--help                Show this help text