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This commit is contained in:
John Smith
2023-06-19 22:35:49 -04:00
parent cd9a3414cf
commit f17c2f62cb
12 changed files with 222 additions and 137 deletions
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35
veilid-core/src/rpc_processor/mod.rs
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@@ -395,7 +395,7 @@ impl RPCProcessor {
//////////////////////////////////////////////////////////////////////
/// Determine if a SignedNodeInfo can be placed into the specified routing domain
fn filter_node_info(
fn verify_node_info(
&self,
routing_domain: RoutingDomain,
signed_node_info: &SignedNodeInfo,
@@ -404,6 +404,37 @@ impl RPCProcessor {
routing_table.signed_node_info_is_valid_in_routing_domain(routing_domain, &signed_node_info)
}
/// Determine if set of peers is closer to key_near than key_far
fn verify_peers_closer(
&self,
vcrypto: CryptoSystemVersion,
key_far: TypedKey,
key_near: TypedKey,
peers: &[PeerInfo],
) -> Result<bool, RPCError> {
let kind = vcrypto.kind();
if key_far.kind != kind || key_near.kind != kind {
return Err(RPCError::internal("keys all need the same cryptosystem"));
}
let mut closer = true;
for peer in peers {
let Some(key_peer) = peer.node_ids().get(kind) else {
return Err(RPCError::invalid_format(
"peers need to have a key with the same cryptosystem",
));
};
let d_near = vcrypto.distance(&key_near.value, &key_peer.value);
let d_far = vcrypto.distance(&key_far.value, &key_peer.value);
if d_far < d_near {
closer = false;
}
}
Ok(closer)
}
//////////////////////////////////////////////////////////////////////
/// Search the DHT for a single node closest to a key and add it to the routing table and return the node reference
@@ -1348,7 +1379,7 @@ impl RPCProcessor {
// Ensure the sender peer info is for the actual sender specified in the envelope
// Sender PeerInfo was specified, update our routing table with it
if !self.filter_node_info(routing_domain, sender_peer_info.signed_node_info()) {
if !self.verify_node_info(routing_domain, sender_peer_info.signed_node_info()) {
return Ok(NetworkResult::invalid_message(
"sender peerinfo has invalid peer scope",
));