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-rwxr-xr-xqa/rpc-tests/p2p-compactblocks.py52
1 files changed, 52 insertions, 0 deletions
diff --git a/qa/rpc-tests/p2p-compactblocks.py b/qa/rpc-tests/p2p-compactblocks.py
index e0b72e6840..156a559b10 100755
--- a/qa/rpc-tests/p2p-compactblocks.py
+++ b/qa/rpc-tests/p2p-compactblocks.py
@@ -757,6 +757,54 @@ class CompactBlocksTest(BitcoinTestFramework):
msg.announce = True
peer.send_and_ping(msg)
+ def test_compactblock_reconstruction_multiple_peers(self, node, stalling_peer, delivery_peer):
+ assert(len(self.utxos))
+
+ def announce_cmpct_block(node, peer):
+ utxo = self.utxos.pop(0)
+ block = self.build_block_with_transactions(node, utxo, 5)
+
+ cmpct_block = HeaderAndShortIDs()
+ cmpct_block.initialize_from_block(block)
+ msg = msg_cmpctblock(cmpct_block.to_p2p())
+ peer.send_and_ping(msg)
+ with mininode_lock:
+ assert(peer.last_getblocktxn is not None)
+ return block, cmpct_block
+
+ block, cmpct_block = announce_cmpct_block(node, stalling_peer)
+
+ for tx in block.vtx[1:]:
+ delivery_peer.send_message(msg_tx(tx))
+ delivery_peer.sync_with_ping()
+ mempool = node.getrawmempool()
+ for tx in block.vtx[1:]:
+ assert(tx.hash in mempool)
+
+ delivery_peer.send_and_ping(msg_cmpctblock(cmpct_block.to_p2p()))
+ assert_equal(int(node.getbestblockhash(), 16), block.sha256)
+
+ self.utxos.append([block.vtx[-1].sha256, 0, block.vtx[-1].vout[0].nValue])
+
+ # Now test that delivering an invalid compact block won't break relay
+
+ block, cmpct_block = announce_cmpct_block(node, stalling_peer)
+ for tx in block.vtx[1:]:
+ delivery_peer.send_message(msg_tx(tx))
+ delivery_peer.sync_with_ping()
+
+ cmpct_block.prefilled_txn[0].tx.wit.vtxinwit = [ CTxInWitness() ]
+ cmpct_block.prefilled_txn[0].tx.wit.vtxinwit[0].scriptWitness.stack = [ser_uint256(0)]
+
+ cmpct_block.use_witness = True
+ delivery_peer.send_and_ping(msg_cmpctblock(cmpct_block.to_p2p()))
+ assert(int(node.getbestblockhash(), 16) != block.sha256)
+
+ msg = msg_blocktxn()
+ msg.block_transactions.blockhash = block.sha256
+ msg.block_transactions.transactions = block.vtx[1:]
+ stalling_peer.send_and_ping(msg)
+ assert_equal(int(node.getbestblockhash(), 16), block.sha256)
def run_test(self):
# Setup the p2p connections and start up the network thread.
@@ -841,6 +889,10 @@ class CompactBlocksTest(BitcoinTestFramework):
self.test_invalid_tx_in_compactblock(self.nodes[1], self.segwit_node, False)
self.test_invalid_tx_in_compactblock(self.nodes[1], self.old_node, False)
+ print("\tTesting reconstructing compact blocks from all peers...")
+ self.test_compactblock_reconstruction_multiple_peers(self.nodes[1], self.segwit_node, self.old_node)
+ sync_blocks(self.nodes)
+
# Advance to segwit activation
print ("\nAdvancing to segwit activation\n")
self.activate_segwit(self.nodes[1])