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p2p: always set nTime for self-advertisements

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If we self-advertised to an inbound peer with the address they gave us,
nTime was left default-initialized, so that our peer wouldn't relay it
any further along.
This commit is contained in:
Martin Zumsande 2022-06-08 15:22:41 -04:00
parent 455780b1ae
commit 99b9e5f3a9
2 changed files with 6 additions and 3 deletions
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2
src/net.cpp
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@ -250,7 +250,7 @@ std::optional<CAddress> GetLocalAddrForPeer(CNode *pnode)
if (pnode->IsInboundConn()) {
// For inbound connections, assume both the address and the port
// as seen from the peer.
addrLocal = CAddress{pnode->GetAddrLocal(), addrLocal.nServices};
addrLocal = CAddress{pnode->GetAddrLocal(), addrLocal.nServices, addrLocal.nTime};
} else {
// For outbound connections, assume just the address as seen from
// the peer and leave the port in `addrLocal` as returned by

7
src/test/net_tests.cpp
View file

@ -675,10 +675,13 @@ BOOST_AUTO_TEST_CASE(get_local_addr_for_peer_port)
const uint16_t bind_port = 20001;
m_node.args->ForceSetArg("-bind", strprintf("3.4.5.6:%u", bind_port));
const uint32_t current_time = static_cast<uint32_t>(GetAdjustedTime());
SetMockTime(current_time);
// Our address:port as seen from the peer, completely different from the above.
in_addr peer_us_addr;
peer_us_addr.s_addr = htonl(0x02030405);
const CAddress peer_us{CService{peer_us_addr, 20002}, NODE_NETWORK};
const CAddress peer_us{CService{peer_us_addr, 20002}, NODE_NETWORK, current_time};
// Create a peer with a routable IPv4 address (outbound).
in_addr peer_out_in_addr;
@ -699,7 +702,7 @@ BOOST_AUTO_TEST_CASE(get_local_addr_for_peer_port)
// Without the fix peer_us:8333 is chosen instead of the proper peer_us:bind_port.
auto chosen_local_addr = GetLocalAddrForPeer(&peer_out);
BOOST_REQUIRE(chosen_local_addr);
const CService expected{peer_us_addr, bind_port};
const CAddress expected{CService{peer_us_addr, bind_port}, NODE_NETWORK, current_time};
BOOST_CHECK(*chosen_local_addr == expected);
// Create a peer with a routable IPv4 address (inbound).