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max depth limit 100 #1667

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max depth limit 100 #1667

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e979d42
max depth limit 100
liamaharon May 21, 2025
6a25f28
clean invalid tx handling
liamaharon May 21, 2025
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9 changes: 9 additions & 0 deletions runtime/src/lib.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -12,6 +12,7 @@ pub mod check_nonce;
mod migrations;

use codec::{Compact, Decode, Encode};
use frame_support::pallet_prelude::InvalidTransaction;
use frame_support::traits::{Imbalance, InsideBoth};
use frame_support::{
dispatch::DispatchResultWithPostInfo,
Expand Down Expand Up @@ -1596,6 +1597,14 @@ impl_runtime_apis! {
tx: <Block as BlockT>::Extrinsic,
block_hash: <Block as BlockT>::Hash,
) -> TransactionValidity {
use codec::DecodeLimit;
use frame_support::pallet_prelude::ValidateUnsigned;
use frame_support::traits::ExtrinsicCall;
let encoded = tx.call().encode();
if let Err(e) = <Runtime as ValidateUnsigned>::Call::decode_all_with_depth_limit(100, &mut encoded.as_slice()) {
log::warn!("Failed to decode call: {:?}", e);
return Err(TransactionValidityError::Invalid(InvalidTransaction::Call));
}
Executive::validate_transaction(source, tx, block_hash)
}
}
Expand Down