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| author | Suhas Daftuar <sdaftuar@gmail.com> | 2019-04-05 13:35:15 -0400 |
|---|---|---|
| committer | Suhas Daftuar <sdaftuar@gmail.com> | 2019-09-04 14:58:36 -0400 |
| commit | 430f489027f15c1e4948ea4378954df24e3fee88 (patch) | |
| tree | e0e8a8e4c9c1fc30957473e8072042b5e92c9160 /src/net.cpp | |
| parent | 3a5e885306ea954d7eccdc11502e91a51dab8ec6 (diff) | |
| download | bitcoin-430f489027f15c1e4948ea4378954df24e3fee88.tar.xz | |
Don't relay addr messages to block-relay-only peers
We don't want relay of addr messages to leak information about
these network links.
Diffstat (limited to 'src/net.cpp')
| -rw-r--r-- | src/net.cpp | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/net.cpp b/src/net.cpp index e589b940ad..b44048cbce 100644 --- a/src/net.cpp +++ b/src/net.cpp @@ -2647,6 +2647,10 @@ CNode::CNode(NodeId idIn, ServiceFlags nLocalServicesIn, int nMyStartingHeightIn fInbound(fInboundIn), nKeyedNetGroup(nKeyedNetGroupIn), addrKnown(5000, 0.001), + // Don't relay addr messages to peers that we connect to as block-relay-only + // peers (to prevent adversaries from inferring these links from addr + // traffic). + m_addr_relay_peer(!block_relay_only), id(idIn), nLocalHostNonce(nLocalHostNonceIn), nLocalServices(nLocalServicesIn), |