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Ensure finalized block is the correct fork variant when constructing light client updates (#7085)

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This commit is contained in:
Eitan Seri-Levi
2025-03-16 20:39:35 -06:00
committed by GitHub
parent 50b5a72c58
commit 9db29b023b
2 changed files with 49 additions and 10 deletions
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40
consensus/types/src/light_client_update.rs
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@@ -213,12 +213,16 @@ impl<E: EthSpec> LightClientUpdate<E> {
.map_err(|_| Error::InconsistentFork)?
{
ForkName::Base => return Err(Error::AltairForkNotActive),
ForkName::Altair | ForkName::Bellatrix => {
fork_name @ ForkName::Altair | fork_name @ ForkName::Bellatrix => {
let attested_header =
LightClientHeaderAltair::block_to_light_client_header(attested_block)?;
let finalized_header = if let Some(finalized_block) = finalized_block {
LightClientHeaderAltair::block_to_light_client_header(finalized_block)?
if finalized_block.fork_name_unchecked() == fork_name {
LightClientHeaderAltair::block_to_light_client_header(finalized_block)?
} else {
LightClientHeaderAltair::default()
}
} else {
LightClientHeaderAltair::default()
};
@@ -233,12 +237,16 @@ impl<E: EthSpec> LightClientUpdate<E> {
signature_slot: block_slot,
})
}
ForkName::Capella => {
fork_name @ ForkName::Capella => {
let attested_header =
LightClientHeaderCapella::block_to_light_client_header(attested_block)?;
let finalized_header = if let Some(finalized_block) = finalized_block {
LightClientHeaderCapella::block_to_light_client_header(finalized_block)?
if finalized_block.fork_name_unchecked() == fork_name {
LightClientHeaderCapella::block_to_light_client_header(finalized_block)?
} else {
LightClientHeaderCapella::default()
}
} else {
LightClientHeaderCapella::default()
};
@@ -253,12 +261,16 @@ impl<E: EthSpec> LightClientUpdate<E> {
signature_slot: block_slot,
})
}
ForkName::Deneb => {
fork_name @ ForkName::Deneb => {
let attested_header =
LightClientHeaderDeneb::block_to_light_client_header(attested_block)?;
let finalized_header = if let Some(finalized_block) = finalized_block {
LightClientHeaderDeneb::block_to_light_client_header(finalized_block)?
if finalized_block.fork_name_unchecked() == fork_name {
LightClientHeaderDeneb::block_to_light_client_header(finalized_block)?
} else {
LightClientHeaderDeneb::default()
}
} else {
LightClientHeaderDeneb::default()
};
@@ -273,12 +285,16 @@ impl<E: EthSpec> LightClientUpdate<E> {
signature_slot: block_slot,
})
}
ForkName::Electra => {
fork_name @ ForkName::Electra => {
let attested_header =
LightClientHeaderElectra::block_to_light_client_header(attested_block)?;
let finalized_header = if let Some(finalized_block) = finalized_block {
LightClientHeaderElectra::block_to_light_client_header(finalized_block)?
if finalized_block.fork_name_unchecked() == fork_name {
LightClientHeaderElectra::block_to_light_client_header(finalized_block)?
} else {
LightClientHeaderElectra::default()
}
} else {
LightClientHeaderElectra::default()
};
@@ -293,12 +309,16 @@ impl<E: EthSpec> LightClientUpdate<E> {
signature_slot: block_slot,
})
}
ForkName::Fulu => {
fork_name @ ForkName::Fulu => {
let attested_header =
LightClientHeaderFulu::block_to_light_client_header(attested_block)?;
let finalized_header = if let Some(finalized_block) = finalized_block {
LightClientHeaderFulu::block_to_light_client_header(finalized_block)?
if finalized_block.fork_name_unchecked() == fork_name {
LightClientHeaderFulu::block_to_light_client_header(finalized_block)?
} else {
LightClientHeaderFulu::default()
}
} else {
LightClientHeaderFulu::default()
};