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feat(net): enforce EIP-868 fork ID for discovered peers (#22013)

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Co-authored-by: Emma <emma@tempo.xyz>
Co-authored-by: Matthias Seitz <mattsse@users.noreply.github.com>
Co-authored-by: Amp <amp@ampcode.com>
Co-authored-by: Emma Jamieson-Hoare <ejamieson19@gmail.com>
Co-authored-by: Emma Jamieson-Hoare <emmajam@users.noreply.github.com>
This commit is contained in:
Georgios Konstantopoulos
2026-02-12 10:29:37 -05:00
committed by GitHub
parent 4a62d38af2
commit 0b8e6c6ed3
12 changed files with 102 additions and 24 deletions
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12
crates/node/core/src/args/network.rs
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@@ -227,6 +227,14 @@ pub struct NetworkArgs {
/// Example: --netrestrict "192.168.0.0/16,10.0.0.0/8"
#[arg(long, value_name = "NETRESTRICT")]
pub netrestrict: Option<String>,
/// Enforce EIP-868 ENR fork ID validation for discovered peers.
///
/// When enabled, peers discovered without a confirmed fork ID are not added to the peer set
/// until their fork ID is verified via EIP-868 ENR request. This filters out peers from other
/// networks that pollute the discovery table.
#[arg(long)]
pub enforce_enr_fork_id: bool,
}
impl NetworkArgs {
@@ -333,7 +341,8 @@ impl NetworkArgs {
)
.with_max_inbound_opt(self.resolved_max_inbound_peers())
.with_max_outbound_opt(self.resolved_max_outbound_peers())
.with_ip_filter(ip_filter);
.with_ip_filter(ip_filter)
.with_enforce_enr_fork_id(self.enforce_enr_fork_id);
// Configure basic network stack
NetworkConfigBuilder::<N>::new(secret_key)
@@ -491,6 +500,7 @@ impl Default for NetworkArgs {
required_block_hashes: vec![],
network_id: None,
netrestrict: None,
enforce_enr_fork_id: false,
}
}
}