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soroban-rpc: Allow Budget Instruction Leeway to be Configured by Clients #1131

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merged 10 commits into from
Dec 15, 2023

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stellarsaur
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@stellarsaur stellarsaur commented Dec 14, 2023

What

This PR allows budget instruction leeway used in preflight calculations to be configured by passing in a new ResourceConfig struct to a SimulateTransactionRequest. Right now we're only allowing the flat addition factor to be configured, but we could add support for both by just adding another field to ResourceConfig.

If not provided the leeway defaults to what we were previously using (3000000 instructions)

NOTE: This PR does not include updating the CLI to support configuring this value through contract command line args.

Why

Preflight estimations have been off, requiring us to repeatedly issue releases to increase the leeway used in these calculations. When users are unable to create contracts due to these issues, there aren't any good workarounds for them.

Closes #1128

@stellarsaur
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Pending updating the SDK to send params as an object so tests will pass

2opremio added a commit to 2opremio/rs-soroban-env that referenced this pull request Jan 15, 2024
1. Backport stellar/stellar-cli#1131
2. Make `ledger_storage` module public
github-merge-queue bot pushed a commit to stellar/rs-soroban-env that referenced this pull request Jan 16, 2024
1. Backport stellar/stellar-cli#1131
2. Make `ledger_storage` module public
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soroban-rpc: make preflight fudge factors configurable by the client
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