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net: use generic network key for addrcache

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The generic key can also be used in other places
where behavior between different network identities should
be uncorrelated to avoid fingerprinting.
This also changes RANDOMIZER_ID - since it is not
being persisted to disk, there are no compatibility issues.
This commit is contained in:
Martin Zumsande
2025-09-22 16:15:48 -04:00
parent 1444ed855f
commit 94db966a3b
7 changed files with 61 additions and 26 deletions
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2
src/test/fuzz/p2p_headers_presync.cpp
View File

@@ -70,7 +70,7 @@ void HeadersSyncSetup::ResetAndInitialize()
for (auto conn_type : conn_types) {
CAddress addr{};
m_connections.push_back(new CNode(id++, nullptr, addr, 0, 0, addr, "", conn_type, false));
m_connections.push_back(new CNode(id++, nullptr, addr, 0, 0, addr, "", conn_type, false, 0));
CNode& p2p_node = *m_connections.back();
connman.Handshake(

4
src/test/fuzz/util/net.h
View File

@@ -239,6 +239,8 @@ auto ConsumeNode(FuzzedDataProvider& fuzzed_data_provider, const std::optional<N
const std::string addr_name = fuzzed_data_provider.ConsumeRandomLengthString(64);
const ConnectionType conn_type = fuzzed_data_provider.PickValueInArray(ALL_CONNECTION_TYPES);
const bool inbound_onion{conn_type == ConnectionType::INBOUND ? fuzzed_data_provider.ConsumeBool() : false};
const uint64_t network_id = fuzzed_data_provider.ConsumeIntegral<uint64_t>();
NetPermissionFlags permission_flags = ConsumeWeakEnum(fuzzed_data_provider, ALL_NET_PERMISSION_FLAGS);
if constexpr (ReturnUniquePtr) {
return std::make_unique<CNode>(node_id,
@@ -250,6 +252,7 @@ auto ConsumeNode(FuzzedDataProvider& fuzzed_data_provider, const std::optional<N
addr_name,
conn_type,
inbound_onion,
network_id,
CNodeOptions{ .permission_flags = permission_flags });
} else {
return CNode{node_id,
@@ -261,6 +264,7 @@ auto ConsumeNode(FuzzedDataProvider& fuzzed_data_provider, const std::optional<N
addr_name,
conn_type,
inbound_onion,
network_id,
CNodeOptions{ .permission_flags = permission_flags }};
}
}