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Fix an overflow bug in chunk sealing (#47)

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Chenxing Li 2024-04-12 15:54:11 +08:00 committed by GitHub
parent 6c1b0b35ec
commit 8c955ed5aa
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1 changed files with 4 additions and 2 deletions
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6
node/storage/src/log_store/load_chunk/seal.rs
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@ -1,13 +1,14 @@
use ethereum_types::H256;
use ssz_derive::{Decode as DeriveDecode, Encode as DeriveEncode};
use static_assertions::const_assert;
use tracing::info;
use zgs_seal;
use zgs_spec::{SEALS_PER_LOAD, SECTORS_PER_LOAD, SECTORS_PER_SEAL};
use super::bitmap::WrappedBitmap;
#[derive(DeriveEncode, DeriveDecode)]
#[derive(Debug, DeriveEncode, DeriveDecode)]
pub struct SealContextInfo {
/// The context digest for this seal group
context_digest: H256,
@ -91,7 +92,7 @@ impl SealInfo {
// 2. Compute the local end_seal_index
let end_seal_index = global_end_seal_index - self.load_index * SEALS_PER_LOAD as u64;
let end_seal_index = std::cmp::min(end_seal_index as u16, SEALS_PER_LOAD as u16);
let end_seal_index = std::cmp::min(end_seal_index, SEALS_PER_LOAD as u64) as u16;
let new_context = SealContextInfo {
context_digest,
end_seal_index,
@ -105,6 +106,7 @@ impl SealInfo {
// Case 1: the new context is consistent with existing contexts (nothing to do)
} else {
// Case 2: the new context should be inserted in the middle (may not happen)
info!(target: "seal", "Unusual case of updating: load_index {}, new_context {:?}, existing_context {:?}", self.load_index, new_context, existing_context);
self.seal_contexts.insert(insert_position, new_context);
}
} else {