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authormoneromooo-monero <moneromooo-monero@users.noreply.github.com>2019-06-18 14:38:57 +0000
committermoneromooo-monero <moneromooo-monero@users.noreply.github.com>2019-06-26 10:20:19 +0000
commit4237707d3eda859c986c03635411c3b6b6cd70d5 (patch)
tree87cb06006baa2b9097da7c2d6187b243ff7b44d1 /src/p2p
parentMerge pull request #5641 (diff)
downloadmonero-4237707d3eda859c986c03635411c3b6b6cd70d5.tar.xz
p2p: don't forget pruning seed or public RPC port when updating peers
Older nodes don't pass that information around
Diffstat (limited to 'src/p2p')
-rw-r--r--src/p2p/net_peerlist.h20
1 files changed, 16 insertions, 4 deletions
diff --git a/src/p2p/net_peerlist.h b/src/p2p/net_peerlist.h
index f4fa921e2..883997fd6 100644
--- a/src/p2p/net_peerlist.h
+++ b/src/p2p/net_peerlist.h
@@ -344,8 +344,14 @@ namespace nodetool
trim_white_peerlist();
}else
{
- //update record in white list
- m_peers_white.replace(by_addr_it_wt, ple);
+ //update record in white list
+ peerlist_entry new_ple = ple;
+ if (by_addr_it_wt->pruning_seed && ple.pruning_seed == 0) // guard against older nodes not passing pruning info around
+ new_ple.pruning_seed = by_addr_it_wt->pruning_seed;
+ if (by_addr_it_wt->rpc_port && ple.rpc_port == 0) // guard against older nodes not passing RPC port around
+ new_ple.rpc_port = by_addr_it_wt->rpc_port;
+ new_ple.last_seen = by_addr_it_wt->last_seen; // do not overwrite the last seen timestamp, incoming peer list are untrusted
+ m_peers_white.replace(by_addr_it_wt, new_ple);
}
//remove from gray list, if need
auto by_addr_it_gr = m_peers_gray.get<by_addr>().find(ple.adr);
@@ -379,8 +385,14 @@ namespace nodetool
trim_gray_peerlist();
}else
{
- //update record in white list
- m_peers_gray.replace(by_addr_it_gr, ple);
+ //update record in gray list
+ peerlist_entry new_ple = ple;
+ if (by_addr_it_gr->pruning_seed && ple.pruning_seed == 0) // guard against older nodes not passing pruning info around
+ new_ple.pruning_seed = by_addr_it_gr->pruning_seed;
+ if (by_addr_it_gr->rpc_port && ple.rpc_port == 0) // guard against older nodes not passing RPC port around
+ new_ple.rpc_port = by_addr_it_gr->rpc_port;
+ new_ple.last_seen = by_addr_it_gr->last_seen; // do not overwrite the last seen timestamp, incoming peer list are untrusted
+ m_peers_gray.replace(by_addr_it_gr, new_ple);
}
return true;
CATCH_ENTRY_L0("peerlist_manager::append_with_peer_gray()", false);