cardano-scaling · ch1bo · Sep 21, 2022 · Sep 15, 2022 · Sep 15, 2022 · Sep 16, 2022
diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -27,6 +27,13 @@ changes.
   + Generate a pair of Hydra keys
   + Output the marker datum hash
 
+- Added some sample Terraform-based configuration files to spin up GCP and AWS Hydra node
+
+#### Fixed
+
+- Prevent transactions from being resubmitted for application over and over [#485](https://github.com/input-output-hk/hydra-poc/issues/485)
+- Fix flakiness in tests involving the Cardano chain [#492](https://github.com/input-output-hk/hydra-poc/issues/492)
+
 ## [0.7.0] - 2022-08-23
 
 - **BREAKING** Switch to `BabbageEra` and `PlutusV2`.

diff --git a/hydra-cardano-api/src/Cardano/Api/UTxO.hs b/hydra-cardano-api/src/Cardano/Api/UTxO.hs
@@ -21,7 +21,7 @@ type Era = BabbageEra
 type UTxO = UTxO' (TxOut CtxUTxO Era)
 
 -- | Newtype with phantom types mostly required to work around the poor interface
--- of 'Ledger.UTXO'and provide 'Monoid' and 'Foldable' instances to make utxo
+-- of 'Ledger.UTXO' and provide 'Monoid' and 'Foldable' instances to make utxo
 -- manipulation bareable.
 newtype UTxO' out = UTxO
   { toMap :: Map TxIn out
@@ -38,6 +38,10 @@ newtype UTxO' out = UTxO
 instance Traversable UTxO' where
   traverse fn (UTxO m) = UTxO <$> traverse fn m
 
+-- | Checks some `UTxO` is contained in some other `UTxO`.
+contains :: Eq out => UTxO' out -> UTxO' out -> Bool
+contains (UTxO m) (UTxO m') = m' `Map.isSubmapOf` m
+
 -- | Create a 'UTxO' from a list of 'TxIn' and 'out' pairs.
 fromPairs :: [(TxIn, out)] -> UTxO' out
 fromPairs = UTxO . Map.fromList

diff --git a/hydra-cluster/src/CardanoClient.hs b/hydra-cluster/src/CardanoClient.hs
@@ -88,7 +88,6 @@ sign signingKey body =
     [makeShelleyKeyWitness body (WitnessPaymentKey signingKey)]
     body
 
--- TODO: This should return a 'UTxO' (from Hydra.Ledger.Cardano)
 waitForPayment ::
   NetworkId ->
   FilePath ->

diff --git a/hydra-cluster/test/Test/DirectChainSpec.hs b/hydra-cluster/test/Test/DirectChainSpec.hs
@@ -7,6 +7,7 @@ module Test.DirectChainSpec where
 import Hydra.Prelude
 import Test.Hydra.Prelude
 
+import Cardano.Api.UTxO (contains)
 import CardanoClient (
   QueryPoint (QueryTip),
   buildAddress,
@@ -20,6 +21,7 @@ import qualified Data.ByteString as BS
 import qualified Data.ByteString.Char8 as B8
 import Hydra.Cardano.Api (
   ChainPoint (..),
+  UTxO,
   lovelaceToValue,
   txOutValue,
   unsafeDeserialiseFromRawBytesBase16,
@@ -102,14 +104,15 @@ spec = around showLogsOnFailure $ do
         withIOManager $ \iocp -> do
           seedFromFaucet_ node aliceCardanoVk 100_000_000 Fuel
           hydraScriptsTxId <- publishHydraScriptsAs node Faucet
-          withDirectChain (contramap (FromDirectChain "alice") tracer) defaultNetworkId iocp nodeSocket aliceKeys alice cardanoKeys Nothing hydraScriptsTxId (putMVar alicesCallback) $ \Chain{postTx} -> do
+          withDirectChain (contramap (FromDirectChain "alice") tracer) defaultNetworkId iocp nodeSocket aliceKeys alice cardanoKeys Nothing hydraScriptsTxId (putMVar alicesCallback) $ \Chain{postTx, getUTxO} -> do
             withDirectChain nullTracer defaultNetworkId iocp nodeSocket bobKeys bob cardanoKeys Nothing hydraScriptsTxId (putMVar bobsCallback) $ \_ -> do
               postTx $ InitTx $ HeadParameters cperiod [alice, bob, carol]
               alicesCallback `observesInTime` OnInitTx cperiod [alice, bob, carol]
               bobsCallback `observesInTime` OnInitTx cperiod [alice, bob, carol]
 
               let aliceCommitment = 66_000_000
               aliceUTxO <- seedFromFaucet node aliceCardanoVk aliceCommitment Normal
+              waitUntilHasUTxO getUTxO aliceUTxO
               postTx $ CommitTx alice aliceUTxO
 
               alicesCallback `observesInTime` OnCommitTx alice aliceUTxO
@@ -156,7 +159,7 @@ spec = around showLogsOnFailure $ do
         withIOManager $ \iocp -> do
           seedFromFaucet_ node aliceCardanoVk 100_000_000 Fuel
           hydraScriptsTxId <- publishHydraScriptsAs node Faucet
-          withDirectChain (contramap (FromDirectChain "alice") tracer) defaultNetworkId iocp nodeSocket aliceKeys alice cardanoKeys Nothing hydraScriptsTxId (putMVar alicesCallback) $ \Chain{postTx} -> do
+          withDirectChain (contramap (FromDirectChain "alice") tracer) defaultNetworkId iocp nodeSocket aliceKeys alice cardanoKeys Nothing hydraScriptsTxId (putMVar alicesCallback) $ \Chain{postTx, getUTxO} -> do
             postTx $ InitTx $ HeadParameters cperiod [alice]
             alicesCallback `observesInTime` OnInitTx cperiod [alice]
 
@@ -172,6 +175,7 @@ spec = around showLogsOnFailure $ do
                 _ -> False
 
             aliceUTxO <- seedFromFaucet node aliceCardanoVk 1_000_000 Normal
+            waitUntilHasUTxO getUTxO aliceUTxO
             postTx $ CommitTx alice aliceUTxO
             alicesCallback `observesInTime` OnCommitTx alice aliceUTxO
 
@@ -200,11 +204,12 @@ spec = around showLogsOnFailure $ do
         withIOManager $ \iocp -> do
           seedFromFaucet_ node aliceCardanoVk 100_000_000 Fuel
           hydraScriptsTxId <- publishHydraScriptsAs node Faucet
-          withDirectChain (contramap (FromDirectChain "alice") tracer) defaultNetworkId iocp nodeSocket aliceKeys alice cardanoKeys Nothing hydraScriptsTxId (putMVar alicesCallback) $ \Chain{postTx} -> do
+          withDirectChain (contramap (FromDirectChain "alice") tracer) defaultNetworkId iocp nodeSocket aliceKeys alice cardanoKeys Nothing hydraScriptsTxId (putMVar alicesCallback) $ \Chain{postTx, getUTxO} -> do
             postTx $ InitTx $ HeadParameters cperiod [alice]
             alicesCallback `observesInTime` OnInitTx cperiod [alice]
 
             someUTxO <- seedFromFaucet node aliceCardanoVk 1_000_000 Normal
+            waitUntilHasUTxO getUTxO someUTxO
             postTx $ CommitTx alice someUTxO
             alicesCallback `observesInTime` OnCommitTx alice someUTxO
 
@@ -304,6 +309,15 @@ spec = around showLogsOnFailure $ do
                     (removeTrailingNewline (encodeUtf8 hydraScriptsTxIdStr))
         failAfter 5 $ void $ queryScriptRegistry networkId nodeSocket hydraScriptsTxId
 
+waitUntilHasUTxO :: IO UTxO -> UTxO -> IO ()
+waitUntilHasUTxO getUTxO utxo = go
+ where
+  go = do
+    knownUTxO <- getUTxO
+    unless (knownUTxO `contains` utxo) $ do
+      threadDelay 1
+      go
+
 data TestClusterLog
   = FromNode NodeLog
   | FromDirectChain Text DirectChainLog

diff --git a/hydra-node/golden/Event SimpleTx.json b/hydra-node/golden/Event SimpleTx.json
@@ -2,91 +2,57 @@
     "samples": [
         {
             "chainEvent": {
-                "contents": {
-                    "contestationPeriod": 2592000,
-                    "parties": [],
-                    "tag": "OnInitTx"
-                },
-                "tag": "Observation"
+                "contents": "1864-04-28T23:16:21.931579670592Z",
+                "tag": "Tick"
             },
             "tag": "OnChainEvent"
         },
-        {
-            "clientInput": {
-                "tag": "Abort"
-            },
-            "tag": "ClientEvent"
-        },
         {
             "postChainTx": {
-                "confirmedSnapshot": {
-                    "signatures": {
-                        "multiSignature": [
-                            "8bbd3a3952143162d6e0802ee851e4f7524c2e9218e354b6684397d8461be506ef99fab7ac19098bcbbd3417926418504d65dc276fca139b4e91e886eef9300e",
-                            "414397fb545cf1a26ad70f98ba09c0c762a387b592b68e32685ac2a047d5ecc15ded6e6c56be83835c6afdb507e337aa5f02aae561ee1ec03114319c3f416f03",
-                            "a8e63123ce9066a8e254b1414f1271c2fefcfbe14e697d29d9e99b42db79a758ae217362023e399d7a8763a4e2a5f9afac88f10452e5e52f52c758c1f47c7c00",
-                            "1cb1fc09b7d3312f8cd0dc2b229b2edc865ba0332aa6258dddfe3c87ab523f708f3fb13bd62faf141c62e35d8ec890c10bb29ddac8d25666877e298e40524508",
-                            "51c0c7670e124a74193eb386233631df49a480dfda4d4e1c89b89e7e619c9f96a3ffe910568cde02dd700ffb6e9f0ad2eefccf239deb972d0b23cea2f8a5fa08",
-                            "b639fea4088d622cfb16fa307134ed99f5ed911268a5726e32f392555f6eecedf7be0d412bde3c1a45df1b87dee36ff9c2f16f4c7246eef625b05fd2add18c03"
-                        ]
-                    },
-                    "snapshot": {
-                        "confirmedTransactions": [],
-                        "snapshotNumber": 16,
-                        "utxo": [
-                            -30,
-                            -25,
-                            -19,
-                            -12,
-                            -1,
-                            3,
-                            16
-                        ]
-                    },
-                    "tag": "ConfirmedSnapshot"
-                },
-                "tag": "ContestTx"
-            },
-            "postTxError": {
-                "headUTxO": [
-                    -30,
+                "tag": "CollectComTx",
+                "utxo": [
                     -29,
                     -27,
-                    -24,
+                    -22,
                     -18,
-                    -8,
-                    -3,
+                    -13,
                     -1,
-                    0,
-                    2,
-                    8,
-                    24
-                ],
-                "input": "nL\u000e𰅲aEX𪏨\u0016Z",
-                "tag": "CannotSpendInput",
-                "walletUTxO": [
-                    -3,
-                    -2,
-                    5,
-                    13,
-                    23,
-                    26
+                    1,
+                    6,
+                    14,
+                    16,
+                    23
                 ]
             },
+            "postTxError": {
+                "tag": "NoPaymentInput"
+            },
             "tag": "PostTxError"
         },
         {
-            "clientInput": {
-                "tag": "Fanout"
+            "message": {
+                "peer": {
+                    "hostname": "0.0.118.152",
+                    "port": 22295
+                },
+                "tag": "Disconnected"
             },
-            "tag": "ClientEvent"
+            "tag": "NetworkEvent",
+            "ttl": 18
         },
         {
             "clientInput": {
-                "tag": "Abort"
+                "tag": "Close"
             },
             "tag": "ClientEvent"
+        },
+        {
+            "chainEvent": {
+                "contents": "1864-04-18T07:18:47.523454077472Z",
+                "tag": "Tick"
+            },
+            "tag": "OnChainEvent"
         }
     ],
-    "seed": 589608564
+    "seed": -732045436
 }