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chore: limit initial status size (#12324)

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This commit is contained in:
Matthias Seitz
2024-11-05 12:23:20 +01:00
committed by GitHub
parent 4222cbe682
commit 556995fc5d
1 changed files with 4 additions and 1 deletions
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5
crates/net/eth-wire/src/ethstream.rs
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@ -21,6 +21,9 @@ use tracing::{debug, trace};
// https://github.com/ethereum/go-ethereum/blob/30602163d5d8321fbc68afdcbbaf2362b2641bde/eth/protocols/eth/protocol.go#L50
pub const MAX_MESSAGE_SIZE: usize = 10 * 1024 * 1024;
/// [`MAX_STATUS_SIZE`] is the maximum cap on the size of the initial status message
pub(crate) const MAX_STATUS_SIZE: usize = 500 * 1024;
/// An un-authenticated [`EthStream`]. This is consumed and returns a [`EthStream`] after the
/// `Status` handshake is completed.
#[pin_project]
@ -97,7 +100,7 @@ where
}
}?;
if their_msg.len() > MAX_MESSAGE_SIZE {
if their_msg.len() > MAX_STATUS_SIZE {
self.inner.disconnect(DisconnectReason::ProtocolBreach).await?;
return Err(EthStreamError::MessageTooBig(their_msg.len()))
}