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fix adding a node with unknown id (#1161) 

Commit a414e4c3 broke adding nodes with unknown id to the routing table by
causing them to be evicted when they responded with their real id. This should
have been caught by test_bootstrap, but a typo caused that test to silently
exit early.
This commit is contained in:
Steven Siloti 2016-09-28 10:28:21 -07:00 committed by Arvid Norberg
parent 8caebbd026
commit 85dd682551
2 changed files with 7 additions and 1 deletions
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6
src/kademlia/routing_table.cpp
View File

@ -512,6 +512,12 @@ routing_table::add_node_status_t routing_table::add_node_impl(node_entry e)
}
return node_added;
}
else if (existing->id.is_all_zeros())
{
// this node's ID was unknown. remove the old entry and
// replace it with the node's real ID
remove_node(existing, existing_bucket);
}
else if (!e.pinged())
{
// this may be a routing table poison attack. If we haven't confirmed

2
test/test_dht.cpp
View File

@ -1761,7 +1761,7 @@ void test_bootstrap(address(&rand_addr)())
|| find_node_keys[2].string_value() == "get_peers");
if (find_node_keys[0].string_value() != "q"
|| (find_node_keys[2].string_value() != "find_node"
&& find_node_keys[2].string_value() == "get_peers")) return;
&& find_node_keys[2].string_value() != "get_peers")) return;
}
else
{