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don't enforce maxuploadtargets disconnect for whitelisted peers

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Jonas Schnelli 2015-11-11 10:10:48 +01:00
parent dbd2c135dd
commit d61fcff071
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2 changed files with 37 additions and 3 deletions
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37
qa/rpc-tests/maxuploadtarget.py
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@ -195,7 +195,7 @@ class MaxUploadTest(BitcoinTestFramework):
daily_buffer = 144 * 1000000
max_bytes_available = max_bytes_per_day - daily_buffer
success_count = max_bytes_available / old_block_size
# 144MB will be reserved for relaying new blocks, so expect this to
# succeed for ~70 tries.
for i in xrange(success_count):
@ -228,7 +228,7 @@ class MaxUploadTest(BitcoinTestFramework):
test_nodes[1].send_message(getdata_request)
test_nodes[1].wait_for_disconnect()
assert_equal(len(self.nodes[0].getpeerinfo()), 1)
print "Peer 1 disconnected after trying to download old block"
print "Advancing system time on node to clear counters..."
@ -245,5 +245,38 @@ class MaxUploadTest(BitcoinTestFramework):
[c.disconnect_node() for c in connections]
#stop and start node 0 with 1MB maxuploadtarget, whitelist 127.0.0.1
print "Restarting nodes with -whitelist=127.0.0.1"
stop_node(self.nodes[0], 0)
self.nodes[0] = start_node(0, self.options.tmpdir, ["-debug", "-whitelist=127.0.0.1", "-maxuploadtarget=1", "-blockmaxsize=999000"])
#recreate/reconnect 3 test nodes
test_nodes = []
connections = []
for i in xrange(3):
test_nodes.append(TestNode())
connections.append(NodeConn('127.0.0.1', p2p_port(0), self.nodes[0], test_nodes[i]))
test_nodes[i].add_connection(connections[i])
NetworkThread().start() # Start up network handling in another thread
[x.wait_for_verack() for x in test_nodes]
#retrieve 20 blocks which should be enough to break the 1MB limit
getdata_request.inv = [CInv(2, big_new_block)]
for i in xrange(20):
test_nodes[1].send_message(getdata_request)
test_nodes[1].sync_with_ping()
assert_equal(test_nodes[1].block_receive_map[big_new_block], i+1)
getdata_request.inv = [CInv(2, big_old_block)]
test_nodes[1].send_message(getdata_request)
test_nodes[1].wait_for_disconnect()
assert_equal(len(self.nodes[0].getpeerinfo()), 3) #node is still connected because of the whitelist
print "Peer 1 still connected after trying to download old block (whitelisted)"
[c.disconnect_node() for c in connections]
if __name__ == '__main__':
MaxUploadTest().main()

3
src/main.cpp
View file

@ -3867,8 +3867,9 @@ void static ProcessGetData(CNode* pfrom, const Consensus::Params& consensusParam
}
}
// disconnect node in case we have reached the outbound limit for serving historical blocks
// never disconnect whitelisted nodes
static const int nOneWeek = 7 * 24 * 60 * 60; // assume > 1 week = historical
if (send && CNode::OutboundTargetReached(true) && ( ((pindexBestHeader != NULL) && (pindexBestHeader->GetBlockTime() - mi->second->GetBlockTime() > nOneWeek)) || inv.type == MSG_FILTERED_BLOCK) )
if (send && CNode::OutboundTargetReached(true) && ( ((pindexBestHeader != NULL) && (pindexBestHeader->GetBlockTime() - mi->second->GetBlockTime() > nOneWeek)) || inv.type == MSG_FILTERED_BLOCK) && !pfrom->fWhitelisted)
{
LogPrint("net", "historical block serving limit reached, disconnect peer=%d\n", pfrom->GetId());