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-rwxr-xr-xqa/rpc-tests/sendheaders.py18
-rwxr-xr-xqa/rpc-tests/test_framework/mininode.py15
2 files changed, 24 insertions, 9 deletions
diff --git a/qa/rpc-tests/sendheaders.py b/qa/rpc-tests/sendheaders.py
index e6e26dbce3..7572bc2776 100755
--- a/qa/rpc-tests/sendheaders.py
+++ b/qa/rpc-tests/sendheaders.py
@@ -220,18 +220,20 @@ class SendHeadersTest(BitcoinTestFramework):
# mine count blocks and return the new tip
def mine_blocks(self, count):
+ # Clear out last block announcement from each p2p listener
+ [ x.clear_last_announcement() for x in self.p2p_connections ]
self.nodes[0].generate(count)
return int(self.nodes[0].getbestblockhash(), 16)
# mine a reorg that invalidates length blocks (replacing them with
# length+1 blocks).
- # peers is the p2p nodes we're using; we clear their state after the
+ # Note: we clear the state of our p2p connections after the
# to-be-reorged-out blocks are mined, so that we don't break later tests.
# return the list of block hashes newly mined
- def mine_reorg(self, length, peers):
+ def mine_reorg(self, length):
self.nodes[0].generate(length) # make sure all invalidated blocks are node0's
sync_blocks(self.nodes, wait=0.1)
- [x.clear_last_announcement() for x in peers]
+ [x.clear_last_announcement() for x in self.p2p_connections]
tip_height = self.nodes[1].getblockcount()
hash_to_invalidate = self.nodes[1].getblockhash(tip_height-(length-1))
@@ -245,6 +247,8 @@ class SendHeadersTest(BitcoinTestFramework):
inv_node = InvNode()
test_node = TestNode()
+ self.p2p_connections = [inv_node, test_node]
+
connections = []
connections.append(NodeConn('127.0.0.1', p2p_port(0), self.nodes[0], inv_node))
# Set nServices to 0 for test_node, so no block download will occur outside of
@@ -303,7 +307,6 @@ class SendHeadersTest(BitcoinTestFramework):
prev_tip = int(self.nodes[0].getbestblockhash(), 16)
test_node.get_headers(locator=[prev_tip], hashstop=0L)
test_node.sync_with_ping()
- test_node.clear_last_announcement() # Clear out empty headers response
# Now that we've synced headers, headers announcements should work
tip = self.mine_blocks(1)
@@ -352,8 +355,6 @@ class SendHeadersTest(BitcoinTestFramework):
# broadcast it)
assert_equal(inv_node.last_inv, None)
assert_equal(inv_node.last_headers, None)
- inv_node.clear_last_announcement()
- test_node.clear_last_announcement()
tip = self.mine_blocks(1)
assert_equal(inv_node.check_last_announcement(inv=[tip]), True)
assert_equal(test_node.check_last_announcement(headers=[tip]), True)
@@ -368,7 +369,7 @@ class SendHeadersTest(BitcoinTestFramework):
# getheaders or inv from peer.
for j in xrange(2):
# First try mining a reorg that can propagate with header announcement
- new_block_hashes = self.mine_reorg(length=7, peers=[test_node, inv_node])
+ new_block_hashes = self.mine_reorg(length=7)
tip = new_block_hashes[-1]
assert_equal(inv_node.check_last_announcement(inv=[tip]), True)
assert_equal(test_node.check_last_announcement(headers=new_block_hashes), True)
@@ -376,7 +377,7 @@ class SendHeadersTest(BitcoinTestFramework):
block_time += 8
# Mine a too-large reorg, which should be announced with a single inv
- new_block_hashes = self.mine_reorg(length=8, peers=[test_node, inv_node])
+ new_block_hashes = self.mine_reorg(length=8)
tip = new_block_hashes[-1]
assert_equal(inv_node.check_last_announcement(inv=[tip]), True)
assert_equal(test_node.check_last_announcement(inv=[tip]), True)
@@ -407,7 +408,6 @@ class SendHeadersTest(BitcoinTestFramework):
test_node.get_headers(locator=[fork_point], hashstop=new_block_hashes[1])
test_node.get_data([tip])
test_node.wait_for_block(tip)
- test_node.clear_last_announcement()
elif i == 2:
test_node.get_data([tip])
test_node.wait_for_block(tip)
diff --git a/qa/rpc-tests/test_framework/mininode.py b/qa/rpc-tests/test_framework/mininode.py
index 8e49b56565..ca65fb6e79 100755
--- a/qa/rpc-tests/test_framework/mininode.py
+++ b/qa/rpc-tests/test_framework/mininode.py
@@ -1004,6 +1004,18 @@ class msg_reject(object):
class NodeConnCB(object):
def __init__(self):
self.verack_received = False
+ # deliver_sleep_time is helpful for debugging race conditions in p2p
+ # tests; it causes message delivery to sleep for the specified time
+ # before acquiring the global lock and delivering the next message.
+ self.deliver_sleep_time = None
+
+ def set_deliver_sleep_time(self, value):
+ with mininode_lock:
+ self.deliver_sleep_time = value
+
+ def get_deliver_sleep_time(self):
+ with mininode_lock:
+ return self.deliver_sleep_time
# Spin until verack message is received from the node.
# Tests may want to use this as a signal that the test can begin.
@@ -1017,6 +1029,9 @@ class NodeConnCB(object):
time.sleep(0.05)
def deliver(self, conn, message):
+ deliver_sleep = self.get_deliver_sleep_time()
+ if deliver_sleep is not None:
+ time.sleep(deliver_sleep)
with mininode_lock:
try:
getattr(self, 'on_' + message.command)(conn, message)