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Merged
rockbmb merged 3 commits into from
Aug 10, 2026
Merged

Register storage-proof-size host function #146

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6312262
Register storage-proof-size host function
rockbmb Aug 10, 2026
442adb6
Apply rustfmt
rockbmb Aug 10, 2026
335bcc2
Document why the proof-size host function is registered
rockbmb Aug 10, 2026
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1 change: 1 addition & 0 deletions Cargo.lock
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1 change: 1 addition & 0 deletions Cargo.toml
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Original file line number Diff line number Diff line change
Expand Up @@ -72,6 +72,7 @@ substrate-rpc-client = { version = "~0.33", git = "https://github.com/paritytech
polkadot-primitives = { version = "~7.0", git = "https://github.com/paritytech/polkadot-sdk", rev = "e1c5425b23f1" }
cumulus-primitives-parachain-inherent = { version = "~0.7", git = "https://github.com/paritytech/polkadot-sdk", rev = "e1c5425b23f1" }
cumulus-primitives-core = { version = "~0.7", git = "https://github.com/paritytech/polkadot-sdk", rev = "e1c5425b23f1" }
cumulus-primitives-proof-size-hostfunction = { version = "~0.2", git = "https://github.com/paritytech/polkadot-sdk", rev = "e1c5425b23f1" }
cumulus-client-parachain-inherent = { version = "~0.1", git = "https://github.com/paritytech/polkadot-sdk", rev = "e1c5425b23f1" }

# Local
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1 change: 1 addition & 0 deletions cli/Cargo.toml
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Expand Up @@ -22,6 +22,7 @@ parity-scale-codec = { workspace = true, features = ["derive"] }
tokio = { workspace = true, features = ["full"] }

sp-io = { workspace = true }
cumulus-primitives-proof-size-hostfunction = { workspace = true }
sp-core = { workspace = true }
sp-runtime = { workspace = true }
sp-state-machine = { workspace = true }
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14 changes: 11 additions & 3 deletions cli/main.rs
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Expand Up @@ -360,7 +360,15 @@ async fn main() {
init_env();

let cmd = TryRuntime::parse();
cmd.run::<Block<Header<u32, BlakeTwo256>, OpaqueExtrinsic>, sp_io::SubstrateHostFunctions>()
.await
.unwrap();
// The cumulus `storage_proof_size` host function must be registered in addition to the
// substrate ones: runtimes built with `cumulus-pallet-weight-reclaim` (all current system
// chains) call it during the dispatch of every signed extrinsic, and block execution traps
// with "call to a missing function" if it is absent. Without proof recording (the case
// here) it returns `u64::MAX`, which weight-reclaim interprets as "recording disabled".
cmd.run::<Block<Header<u32, BlakeTwo256>, OpaqueExtrinsic>, (
sp_io::SubstrateHostFunctions,
cumulus_primitives_proof_size_hostfunction::storage_proof_size::HostFunctions,
)>()
.await
.unwrap();
}
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