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fixed panic on empty remote read request (#4619)

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This commit is contained in:
Svyatoslav Nikolsky
2020-01-14 18:49:46 +03:00
committed by GitHub
parent 3219be2508
commit afba48aeba
2 changed files with 16 additions and 2 deletions
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substrate/client/network/src/protocol.rs
+14
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@@ -1472,6 +1472,13 @@ impl<B: BlockT, S: NetworkSpecialization<B>, H: ExHashT> Protocol<B, S, H> {
who: PeerId,
request: message::RemoteReadRequest<B::Hash>,
) {
if request.keys.is_empty() {
debug!(target: "sync", "Invalid remote read request sent by {}", who);
self.behaviour.disconnect_peer(&who);
self.peerset_handle.report_peer(who, rep::BAD_MESSAGE);
return;
}
let keys_str = || match request.keys.len() {
1 => request.keys[0].to_hex::<String>(),
_ => format!(
@@ -1510,6 +1517,13 @@ impl<B: BlockT, S: NetworkSpecialization<B>, H: ExHashT> Protocol<B, S, H> {
who: PeerId,
request: message::RemoteReadChildRequest<B::Hash>,
) {
if request.keys.is_empty() {
debug!(target: "sync", "Invalid remote child read request sent by {}", who);
self.behaviour.disconnect_peer(&who);
self.peerset_handle.report_peer(who, rep::BAD_MESSAGE);
return;
}
let keys_str = || match request.keys.len() {
1 => request.keys[0].to_hex::<String>(),
_ => format!(