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-rwxr-xr-xtest/functional/node_network_limited.py81
-rwxr-xr-xtest/functional/test_runner.py1
2 files changed, 82 insertions, 0 deletions
diff --git a/test/functional/node_network_limited.py b/test/functional/node_network_limited.py
new file mode 100755
index 0000000000..6d1bf7ced2
--- /dev/null
+++ b/test/functional/node_network_limited.py
@@ -0,0 +1,81 @@
+#!/usr/bin/env python3
+# Copyright (c) 2017 The Bitcoin Core developers
+# Distributed under the MIT software license, see the accompanying
+# file COPYING or http://www.opensource.org/licenses/mit-license.php.
+from test_framework.test_framework import BitcoinTestFramework
+from test_framework.util import *
+from test_framework.mininode import *
+
+class BaseNode(P2PInterface):
+ nServices = 0
+ firstAddrnServices = 0
+ def on_version(self, message):
+ self.nServices = message.nServices
+
+class NodeNetworkLimitedTest(BitcoinTestFramework):
+ def set_test_params(self):
+ self.setup_clean_chain = True
+ self.num_nodes = 1
+ self.extra_args = [['-prune=550']]
+
+ def getSignaledServiceFlags(self):
+ node = self.nodes[0].add_p2p_connection(BaseNode())
+ NetworkThread().start()
+ node.wait_for_verack()
+ services = node.nServices
+ self.nodes[0].disconnect_p2ps()
+ node.wait_for_disconnect()
+ return services
+
+ def tryGetBlockViaGetData(self, blockhash, must_disconnect):
+ node = self.nodes[0].add_p2p_connection(BaseNode())
+ NetworkThread().start()
+ node.wait_for_verack()
+ node.send_message(msg_verack())
+ getdata_request = msg_getdata()
+ getdata_request.inv.append(CInv(2, int(blockhash, 16)))
+ node.send_message(getdata_request)
+
+ if (must_disconnect):
+ #ensure we get disconnected
+ node.wait_for_disconnect(5)
+ else:
+ # check if the peer sends us the requested block
+ node.wait_for_block(int(blockhash, 16), 3)
+ self.nodes[0].disconnect_p2ps()
+ node.wait_for_disconnect()
+
+ def run_test(self):
+ #NODE_BLOOM & NODE_WITNESS & NODE_NETWORK_LIMITED must now be signaled
+ assert_equal(self.getSignaledServiceFlags(), 1036) #1036 == 0x40C == 0100 0000 1100
+# | ||
+# | |^--- NODE_BLOOM
+# | ^---- NODE_WITNESS
+# ^-- NODE_NETWORK_LIMITED
+
+ #now mine some blocks over the NODE_NETWORK_LIMITED + 2(racy buffer ext.) target
+ firstblock = self.nodes[0].generate(1)[0]
+ blocks = self.nodes[0].generate(292)
+ blockWithinLimitedRange = blocks[-1]
+
+ #make sure we can max retrive block at tip-288
+ #requesting block at height 2 (tip-289) must fail (ignored)
+ self.tryGetBlockViaGetData(firstblock, True) #first block must lead to disconnect
+ self.tryGetBlockViaGetData(blocks[1], False) #last block in valid range
+ self.tryGetBlockViaGetData(blocks[0], True) #first block outside of the 288+2 limit
+
+ #NODE_NETWORK_LIMITED must still be signaled after restart
+ self.restart_node(0)
+ assert_equal(self.getSignaledServiceFlags(), 1036)
+
+ #test the RPC service flags
+ assert_equal(self.nodes[0].getnetworkinfo()['localservices'], "000000000000040c")
+
+ # getdata a block above the NODE_NETWORK_LIMITED threshold must be possible
+ self.tryGetBlockViaGetData(blockWithinLimitedRange, False)
+
+ # getdata a block below the NODE_NETWORK_LIMITED threshold must be ignored
+ self.tryGetBlockViaGetData(firstblock, True)
+
+if __name__ == '__main__':
+ NodeNetworkLimitedTest().main()
diff --git a/test/functional/test_runner.py b/test/functional/test_runner.py
index e38146a79a..58faec521d 100755
--- a/test/functional/test_runner.py
+++ b/test/functional/test_runner.py
@@ -128,6 +128,7 @@ BASE_SCRIPTS= [
'uacomment.py',
'p2p-acceptblock.py',
'feature_logging.py',
+ 'node_network_limited.py',
]
EXTENDED_SCRIPTS = [