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Use QueryTip for local state queries #1053

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merged 4 commits into from Sep 15, 2023
Merged

Use QueryTip for local state queries #1053

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e057b44
Retry on local query exception
v0d1ch Sep 4, 2023
5c8168d
Trace retrying
v0d1ch Sep 5, 2023
499c0c0
Always query at the tip of the network
v0d1ch Sep 8, 2023
198f3e8
Remove retry
v0d1ch Sep 15, 2023
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5 changes: 5 additions & 0 deletions CHANGELOG.md
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Expand Up @@ -10,6 +10,11 @@ changes.

## [0.13.0] - UNRELEASED

- Query at the tip for local cardano-node queries. We witnessed these queries
failing in case of a rollback and always querying at the tip seems to fix
this.


- **BREAKING** Changes to `hydra-plutus` scripts.

- Add option to draft a commit tx using inline datums.
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6 changes: 3 additions & 3 deletions hydra-node/src/Hydra/Chain/Direct.hs
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Expand Up @@ -163,9 +163,9 @@ mkTinyWallet tracer config = do
point <- case queryPoint of
QueryAt point -> pure point
QueryTip -> queryTip networkId nodeSocket
walletUTxO <- Ledger.unUTxO . toLedgerUTxO <$> queryUTxO networkId nodeSocket (QueryAt point) [address]
BundleAsShelleyBasedProtocolParameters _ pparams <- queryProtocolParameters networkId nodeSocket (QueryAt point)
systemStart <- querySystemStart networkId nodeSocket (QueryAt point)
walletUTxO <- Ledger.unUTxO . toLedgerUTxO <$> queryUTxO networkId nodeSocket QueryTip [address]
BundleAsShelleyBasedProtocolParameters _ pparams <- queryProtocolParameters networkId nodeSocket QueryTip
systemStart <- querySystemStart networkId nodeSocket QueryTip
epochInfo <- queryEpochInfo
pure $ WalletInfoOnChain{walletUTxO, pparams, systemStart, epochInfo, tip = point}

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