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-rw-r--r--test/functional/README.md6
-rwxr-xr-xtest/functional/example_test.py10
-rwxr-xr-xtest/functional/feature_assumevalid.py26
-rwxr-xr-xtest/functional/feature_block.py4
-rwxr-xr-xtest/functional/feature_cltv.py4
-rwxr-xr-xtest/functional/feature_csv_activation.py3
-rwxr-xr-xtest/functional/feature_dersig.py2
-rwxr-xr-xtest/functional/feature_maxuploadtarget.py3
-rwxr-xr-xtest/functional/feature_nulldummy.py3
-rwxr-xr-xtest/functional/feature_versionbits_warning.py3
-rwxr-xr-xtest/functional/p2p_compactblocks.py4
-rwxr-xr-xtest/functional/p2p_feefilter.py3
-rwxr-xr-xtest/functional/p2p_fingerprint.py3
-rwxr-xr-xtest/functional/p2p_invalid_block.py4
-rwxr-xr-xtest/functional/p2p_invalid_tx.py4
-rwxr-xr-xtest/functional/p2p_leak.py9
-rwxr-xr-xtest/functional/p2p_mempool.py1
-rwxr-xr-xtest/functional/p2p_node_network_limited.py5
-rwxr-xr-xtest/functional/p2p_segwit.py5
-rwxr-xr-xtest/functional/p2p_sendheaders.py7
-rwxr-xr-xtest/functional/p2p_timeouts.py4
-rwxr-xr-xtest/functional/p2p_unrequested_blocks.py10
-rwxr-xr-xtest/functional/rpc_blockchain.py2
-rwxr-xr-xtest/functional/test_framework/mininode.py178
-rwxr-xr-xtest/functional/test_framework/test_framework.py8
-rwxr-xr-xtest/functional/test_framework/test_node.py10
26 files changed, 98 insertions, 223 deletions
diff --git a/test/functional/README.md b/test/functional/README.md
index fdd7c339c5..e6365222ff 100644
--- a/test/functional/README.md
+++ b/test/functional/README.md
@@ -76,7 +76,7 @@ over the network (`CBlock`, `CTransaction`, etc, along with the network-level
wrappers for them, `msg_block`, `msg_tx`, etc).
- P2P tests have two threads. One thread handles all network communication
-with the bitcoind(s) being tested (using python's asyncore package); the other
+with the bitcoind(s) being tested in a callback-based event loop; the other
implements the test logic.
- `P2PConnection` is the class used to connect to a bitcoind. `P2PInterface`
@@ -84,10 +84,6 @@ contains the higher level logic for processing P2P payloads and connecting to
the Bitcoin Core node application logic. For custom behaviour, subclass the
P2PInterface object and override the callback methods.
-- Call `network_thread_start()` after all `P2PInterface` objects are created to
-start the networking thread. (Continue with the test logic in your existing
-thread.)
-
- Can be used to write tests where specific P2P protocol behavior is tested.
Examples tests are `p2p_unrequested_blocks.py`, `p2p_compactblocks.py`.
diff --git a/test/functional/example_test.py b/test/functional/example_test.py
index 05d1c1bf4e..e2f1cc05b3 100755
--- a/test/functional/example_test.py
+++ b/test/functional/example_test.py
@@ -21,8 +21,6 @@ from test_framework.mininode import (
mininode_lock,
msg_block,
msg_getdata,
- network_thread_join,
- network_thread_start,
)
from test_framework.test_framework import BitcoinTestFramework
from test_framework.util import (
@@ -135,9 +133,6 @@ class ExampleTest(BitcoinTestFramework):
# Create P2P connections to two of the nodes
self.nodes[0].add_p2p_connection(BaseNode())
- # Start up network handling in another thread. This needs to be called
- # after the P2P connections have been created.
- network_thread_start()
# wait_for_verack ensures that the P2P connection is fully up.
self.nodes[0].p2p.wait_for_verack()
@@ -189,14 +184,9 @@ class ExampleTest(BitcoinTestFramework):
connect_nodes(self.nodes[1], 2)
self.log.info("Add P2P connection to node2")
- # We can't add additional P2P connections once the network thread has started. Disconnect the connection
- # to node0, wait for the network thread to terminate, then connect to node2. This is specific to
- # the current implementation of the network thread and may be improved in future.
self.nodes[0].disconnect_p2ps()
- network_thread_join()
self.nodes[2].add_p2p_connection(BaseNode())
- network_thread_start()
self.nodes[2].p2p.wait_for_verack()
self.log.info("Wait for node2 reach current tip. Test that it has propagated all the blocks to us")
diff --git a/test/functional/feature_assumevalid.py b/test/functional/feature_assumevalid.py
index a925c70783..933a4740dd 100755
--- a/test/functional/feature_assumevalid.py
+++ b/test/functional/feature_assumevalid.py
@@ -33,16 +33,16 @@ import time
from test_framework.blocktools import (create_block, create_coinbase)
from test_framework.key import CECKey
-from test_framework.mininode import (CBlockHeader,
- COutPoint,
- CTransaction,
- CTxIn,
- CTxOut,
- network_thread_join,
- network_thread_start,
- P2PInterface,
- msg_block,
- msg_headers)
+from test_framework.messages import (
+ CBlockHeader,
+ COutPoint,
+ CTransaction,
+ CTxIn,
+ CTxOut,
+ msg_block,
+ msg_headers
+)
+from test_framework.mininode import P2PInterface
from test_framework.script import (CScript, OP_TRUE)
from test_framework.test_framework import BitcoinTestFramework
from test_framework.util import assert_equal
@@ -98,8 +98,6 @@ class AssumeValidTest(BitcoinTestFramework):
# Connect to node0
p2p0 = self.nodes[0].add_p2p_connection(BaseNode())
-
- network_thread_start()
self.nodes[0].p2p.wait_for_verack()
# Build the blockchain
@@ -160,9 +158,7 @@ class AssumeValidTest(BitcoinTestFramework):
self.block_time += 1
height += 1
- # We're adding new connections so terminate the network thread
self.nodes[0].disconnect_p2ps()
- network_thread_join()
# Start node1 and node2 with assumevalid so they accept a block with a bad signature.
self.start_node(1, extra_args=["-assumevalid=" + hex(block102.sha256)])
@@ -172,8 +168,6 @@ class AssumeValidTest(BitcoinTestFramework):
p2p1 = self.nodes[1].add_p2p_connection(BaseNode())
p2p2 = self.nodes[2].add_p2p_connection(BaseNode())
- network_thread_start()
-
p2p0.wait_for_verack()
p2p1.wait_for_verack()
p2p2.wait_for_verack()
diff --git a/test/functional/feature_block.py b/test/functional/feature_block.py
index f943fdf176..62c0582381 100755
--- a/test/functional/feature_block.py
+++ b/test/functional/feature_block.py
@@ -20,7 +20,7 @@ from test_framework.messages import (
uint256_from_compact,
uint256_from_str,
)
-from test_framework.mininode import P2PDataStore, network_thread_start, network_thread_join
+from test_framework.mininode import P2PDataStore
from test_framework.script import (
CScript,
MAX_SCRIPT_ELEMENT_SIZE,
@@ -1299,7 +1299,6 @@ class FullBlockTest(BitcoinTestFramework):
Helper to connect and wait for version handshake."""
self.nodes[0].add_p2p_connection(P2PDataStore())
- network_thread_start()
# We need to wait for the initial getheaders from the peer before we
# start populating our blockstore. If we don't, then we may run ahead
# to the next subtest before we receive the getheaders. We'd then send
@@ -1314,7 +1313,6 @@ class FullBlockTest(BitcoinTestFramework):
The node gets disconnected several times in this test. This helper
method reconnects the p2p and restarts the network thread."""
self.nodes[0].disconnect_p2ps()
- network_thread_join()
self.bootstrap_p2p()
def sync_blocks(self, blocks, success=True, reject_code=None, reject_reason=None, request_block=True, reconnect=False, timeout=60):
diff --git a/test/functional/feature_cltv.py b/test/functional/feature_cltv.py
index e9a8945e76..b484bffe0d 100755
--- a/test/functional/feature_cltv.py
+++ b/test/functional/feature_cltv.py
@@ -67,10 +67,6 @@ class BIP65Test(BitcoinTestFramework):
def run_test(self):
self.nodes[0].add_p2p_connection(P2PInterface())
-
- network_thread_start()
-
- # wait_for_verack ensures that the P2P connection is fully up.
self.nodes[0].p2p.wait_for_verack()
self.log.info("Mining %d blocks", CLTV_HEIGHT - 2)
diff --git a/test/functional/feature_csv_activation.py b/test/functional/feature_csv_activation.py
index 37d60aad61..2499214fbd 100755
--- a/test/functional/feature_csv_activation.py
+++ b/test/functional/feature_csv_activation.py
@@ -49,7 +49,7 @@ import time
from test_framework.blocktools import create_coinbase, create_block
from test_framework.messages import ToHex, CTransaction
-from test_framework.mininode import network_thread_start, P2PDataStore
+from test_framework.mininode import P2PDataStore
from test_framework.script import (
CScript,
OP_CHECKSEQUENCEVERIFY,
@@ -183,7 +183,6 @@ class BIP68_112_113Test(BitcoinTestFramework):
def run_test(self):
self.nodes[0].add_p2p_connection(P2PDataStore())
- network_thread_start()
self.nodes[0].p2p.wait_for_verack()
self.log.info("Generate blocks in the past for coinbase outputs.")
diff --git a/test/functional/feature_dersig.py b/test/functional/feature_dersig.py
index 02dcc3e55d..13224466d3 100755
--- a/test/functional/feature_dersig.py
+++ b/test/functional/feature_dersig.py
@@ -56,8 +56,6 @@ class BIP66Test(BitcoinTestFramework):
def run_test(self):
self.nodes[0].add_p2p_connection(P2PInterface())
- network_thread_start()
-
# wait_for_verack ensures that the P2P connection is fully up.
self.nodes[0].p2p.wait_for_verack()
diff --git a/test/functional/feature_maxuploadtarget.py b/test/functional/feature_maxuploadtarget.py
index 0946f27b90..c413ecf705 100755
--- a/test/functional/feature_maxuploadtarget.py
+++ b/test/functional/feature_maxuploadtarget.py
@@ -57,7 +57,6 @@ class MaxUploadTest(BitcoinTestFramework):
for _ in range(3):
p2p_conns.append(self.nodes[0].add_p2p_connection(TestP2PConn()))
- network_thread_start()
for p2pc in p2p_conns:
p2pc.wait_for_verack()
@@ -148,8 +147,6 @@ class MaxUploadTest(BitcoinTestFramework):
# Reconnect to self.nodes[0]
self.nodes[0].add_p2p_connection(TestP2PConn())
-
- network_thread_start()
self.nodes[0].p2p.wait_for_verack()
#retrieve 20 blocks which should be enough to break the 1MB limit
diff --git a/test/functional/feature_nulldummy.py b/test/functional/feature_nulldummy.py
index 6577d83f5c..24659eac77 100755
--- a/test/functional/feature_nulldummy.py
+++ b/test/functional/feature_nulldummy.py
@@ -15,7 +15,7 @@ Generate 427 more blocks.
from test_framework.test_framework import BitcoinTestFramework
from test_framework.util import *
-from test_framework.mininode import CTransaction, network_thread_start
+from test_framework.messages import CTransaction
from test_framework.blocktools import create_coinbase, create_block, add_witness_commitment
from test_framework.script import CScript
from io import BytesIO
@@ -50,7 +50,6 @@ class NULLDUMMYTest(BitcoinTestFramework):
self.wit_address = self.nodes[0].addwitnessaddress(self.address)
self.wit_ms_address = self.nodes[0].addmultisigaddress(1, [self.address], '', 'p2sh-segwit')['address']
- network_thread_start()
self.coinbase_blocks = self.nodes[0].generate(2) # Block 2
coinbase_txid = []
for i in self.coinbase_blocks:
diff --git a/test/functional/feature_versionbits_warning.py b/test/functional/feature_versionbits_warning.py
index 2985569a8f..a03c20b088 100755
--- a/test/functional/feature_versionbits_warning.py
+++ b/test/functional/feature_versionbits_warning.py
@@ -12,7 +12,7 @@ import re
from test_framework.blocktools import create_block, create_coinbase
from test_framework.messages import msg_block
-from test_framework.mininode import P2PInterface, network_thread_start, mininode_lock
+from test_framework.mininode import P2PInterface, mininode_lock
from test_framework.test_framework import BitcoinTestFramework
from test_framework.util import wait_until
@@ -65,7 +65,6 @@ class VersionBitsWarningTest(BitcoinTestFramework):
# Handy alias
node = self.nodes[0]
node.add_p2p_connection(P2PInterface())
- network_thread_start()
node.p2p.wait_for_verack()
# Mine one period worth of blocks
diff --git a/test/functional/p2p_compactblocks.py b/test/functional/p2p_compactblocks.py
index 37849e9213..17aacd8152 100755
--- a/test/functional/p2p_compactblocks.py
+++ b/test/functional/p2p_compactblocks.py
@@ -788,13 +788,11 @@ class CompactBlocksTest(BitcoinTestFramework):
assert_equal(int(node.getbestblockhash(), 16), block.sha256)
def run_test(self):
- # Setup the p2p connections and start up the network thread.
+ # Setup the p2p connections
self.test_node = self.nodes[0].add_p2p_connection(TestP2PConn())
self.segwit_node = self.nodes[1].add_p2p_connection(TestP2PConn(), services=NODE_NETWORK|NODE_WITNESS)
self.old_node = self.nodes[1].add_p2p_connection(TestP2PConn(), services=NODE_NETWORK)
- network_thread_start()
-
self.test_node.wait_for_verack()
# We will need UTXOs to construct transactions in later tests.
diff --git a/test/functional/p2p_feefilter.py b/test/functional/p2p_feefilter.py
index c304bbba85..5b3fa0186a 100755
--- a/test/functional/p2p_feefilter.py
+++ b/test/functional/p2p_feefilter.py
@@ -47,9 +47,8 @@ class FeeFilterTest(BitcoinTestFramework):
node1.generate(1)
sync_blocks(self.nodes)
- # Setup the p2p connections and start up the network thread.
+ # Setup the p2p connections
self.nodes[0].add_p2p_connection(TestP2PConn())
- network_thread_start()
self.nodes[0].p2p.wait_for_verack()
# Test that invs are received for all txs at feerate of 20 sat/byte
diff --git a/test/functional/p2p_fingerprint.py b/test/functional/p2p_fingerprint.py
index 516ce8555b..61f9ec014b 100755
--- a/test/functional/p2p_fingerprint.py
+++ b/test/functional/p2p_fingerprint.py
@@ -18,7 +18,6 @@ from test_framework.mininode import (
msg_block,
msg_getdata,
msg_getheaders,
- network_thread_start,
wait_until,
)
from test_framework.test_framework import BitcoinTestFramework
@@ -76,8 +75,6 @@ class P2PFingerprintTest(BitcoinTestFramework):
# last month but that have over a month's worth of work are also withheld.
def run_test(self):
node0 = self.nodes[0].add_p2p_connection(P2PInterface())
-
- network_thread_start()
node0.wait_for_verack()
# Set node time to 60 days ago
diff --git a/test/functional/p2p_invalid_block.py b/test/functional/p2p_invalid_block.py
index e1f328ba77..c981968026 100755
--- a/test/functional/p2p_invalid_block.py
+++ b/test/functional/p2p_invalid_block.py
@@ -14,7 +14,7 @@ import copy
from test_framework.blocktools import create_block, create_coinbase, create_transaction
from test_framework.messages import COIN
-from test_framework.mininode import network_thread_start, P2PDataStore
+from test_framework.mininode import P2PDataStore
from test_framework.test_framework import BitcoinTestFramework
from test_framework.util import assert_equal
@@ -28,8 +28,6 @@ class InvalidBlockRequestTest(BitcoinTestFramework):
# Add p2p connection to node0
node = self.nodes[0] # convenience reference to the node
node.add_p2p_connection(P2PDataStore())
-
- network_thread_start()
node.p2p.wait_for_verack()
best_block = node.getblock(node.getbestblockhash())
diff --git a/test/functional/p2p_invalid_tx.py b/test/functional/p2p_invalid_tx.py
index 3fed872ccc..a7a86f89fd 100755
--- a/test/functional/p2p_invalid_tx.py
+++ b/test/functional/p2p_invalid_tx.py
@@ -13,7 +13,7 @@ from test_framework.messages import (
CTxIn,
CTxOut,
)
-from test_framework.mininode import network_thread_start, P2PDataStore, network_thread_join
+from test_framework.mininode import P2PDataStore
from test_framework.test_framework import BitcoinTestFramework
from test_framework.util import (
assert_equal,
@@ -32,7 +32,6 @@ class InvalidTxRequestTest(BitcoinTestFramework):
Helper to connect and wait for version handshake."""
for _ in range(num_connections):
self.nodes[0].add_p2p_connection(P2PDataStore())
- network_thread_start()
self.nodes[0].p2p.wait_for_verack()
def reconnect_p2p(self, **kwargs):
@@ -41,7 +40,6 @@ class InvalidTxRequestTest(BitcoinTestFramework):
The node gets disconnected several times in this test. This helper
method reconnects the p2p and restarts the network thread."""
self.nodes[0].disconnect_p2ps()
- network_thread_join()
self.bootstrap_p2p(**kwargs)
def run_test(self):
diff --git a/test/functional/p2p_leak.py b/test/functional/p2p_leak.py
index dca5ea39de..ecb9a56fe1 100755
--- a/test/functional/p2p_leak.py
+++ b/test/functional/p2p_leak.py
@@ -103,8 +103,6 @@ class P2PLeakTest(BitcoinTestFramework):
unsupported_service_bit5_node = self.nodes[0].add_p2p_connection(CLazyNode(), services=NODE_NETWORK|NODE_UNSUPPORTED_SERVICE_BIT_5)
unsupported_service_bit7_node = self.nodes[0].add_p2p_connection(CLazyNode(), services=NODE_NETWORK|NODE_UNSUPPORTED_SERVICE_BIT_7)
- network_thread_start()
-
wait_until(lambda: no_version_bannode.ever_connected, timeout=10, lock=mininode_lock)
wait_until(lambda: no_version_idlenode.ever_connected, timeout=10, lock=mininode_lock)
wait_until(lambda: no_verack_idlenode.version_received, timeout=10, lock=mininode_lock)
@@ -126,9 +124,8 @@ class P2PLeakTest(BitcoinTestFramework):
self.nodes[0].disconnect_p2ps()
- # Wait until all connections are closed and the network thread has terminated
+ # Wait until all connections are closed
wait_until(lambda: len(self.nodes[0].getpeerinfo()) == 0)
- network_thread_join()
# Make sure no unexpected messages came in
assert(no_version_bannode.unexpected_msg == False)
@@ -143,11 +140,9 @@ class P2PLeakTest(BitcoinTestFramework):
allowed_service_bit5_node = self.nodes[0].add_p2p_connection(P2PInterface(), services=NODE_NETWORK|NODE_UNSUPPORTED_SERVICE_BIT_5)
allowed_service_bit7_node = self.nodes[0].add_p2p_connection(P2PInterface(), services=NODE_NETWORK|NODE_UNSUPPORTED_SERVICE_BIT_7)
- # Network thread stopped when all previous P2PInterfaces disconnected. Restart it
- network_thread_start()
-
wait_until(lambda: allowed_service_bit5_node.message_count["verack"], lock=mininode_lock)
wait_until(lambda: allowed_service_bit7_node.message_count["verack"], lock=mininode_lock)
+
if __name__ == '__main__':
P2PLeakTest().main()
diff --git a/test/functional/p2p_mempool.py b/test/functional/p2p_mempool.py
index e54843b26f..5a1fb60fb5 100755
--- a/test/functional/p2p_mempool.py
+++ b/test/functional/p2p_mempool.py
@@ -21,7 +21,6 @@ class P2PMempoolTests(BitcoinTestFramework):
def run_test(self):
# Add a p2p connection
self.nodes[0].add_p2p_connection(P2PInterface())
- network_thread_start()
self.nodes[0].p2p.wait_for_verack()
#request mempool
diff --git a/test/functional/p2p_node_network_limited.py b/test/functional/p2p_node_network_limited.py
index 301d8c181a..4a24e24daf 100755
--- a/test/functional/p2p_node_network_limited.py
+++ b/test/functional/p2p_node_network_limited.py
@@ -9,7 +9,7 @@ and that it responds to getdata requests for blocks correctly:
- send a block within 288 + 2 of the tip
- disconnect peers who request blocks older than that."""
from test_framework.messages import CInv, msg_getdata, msg_verack
-from test_framework.mininode import NODE_BLOOM, NODE_NETWORK_LIMITED, NODE_WITNESS, P2PInterface, wait_until, mininode_lock, network_thread_start, network_thread_join
+from test_framework.mininode import NODE_BLOOM, NODE_NETWORK_LIMITED, NODE_WITNESS, P2PInterface, wait_until, mininode_lock
from test_framework.test_framework import BitcoinTestFramework
from test_framework.util import assert_equal, disconnect_nodes, connect_nodes_bi, sync_blocks
@@ -48,7 +48,6 @@ class NodeNetworkLimitedTest(BitcoinTestFramework):
def run_test(self):
node = self.nodes[0].add_p2p_connection(P2PIgnoreInv())
- network_thread_start()
node.wait_for_verack()
expected_services = NODE_BLOOM | NODE_WITNESS | NODE_NETWORK_LIMITED
@@ -74,9 +73,7 @@ class NodeNetworkLimitedTest(BitcoinTestFramework):
self.log.info("Check local address relay, do a fresh connection.")
self.nodes[0].disconnect_p2ps()
- network_thread_join()
node1 = self.nodes[0].add_p2p_connection(P2PIgnoreInv())
- network_thread_start()
node1.wait_for_verack()
node1.send_message(msg_verack())
diff --git a/test/functional/p2p_segwit.py b/test/functional/p2p_segwit.py
index 940d085e89..a2b86ff82d 100755
--- a/test/functional/p2p_segwit.py
+++ b/test/functional/p2p_segwit.py
@@ -1964,9 +1964,8 @@ class SegWitTest(BitcoinTestFramework):
self.utxo.pop(0)
-
def run_test(self):
- # Setup the p2p connections and start up the network thread.
+ # Setup the p2p connections
# self.test_node sets NODE_WITNESS|NODE_NETWORK
self.test_node = self.nodes[0].add_p2p_connection(TestP2PConn(), services=NODE_NETWORK|NODE_WITNESS)
# self.old_node sets only NODE_NETWORK
@@ -1974,8 +1973,6 @@ class SegWitTest(BitcoinTestFramework):
# self.std_node is for testing node1 (fRequireStandard=true)
self.std_node = self.nodes[1].add_p2p_connection(TestP2PConn(), services=NODE_NETWORK|NODE_WITNESS)
- network_thread_start()
-
# Keep a place to store utxo's that can be used in later tests
self.utxo = []
diff --git a/test/functional/p2p_sendheaders.py b/test/functional/p2p_sendheaders.py
index 7ee8168e2f..d40b6af2ee 100755
--- a/test/functional/p2p_sendheaders.py
+++ b/test/functional/p2p_sendheaders.py
@@ -90,7 +90,6 @@ from test_framework.mininode import (
CBlockHeader,
CInv,
NODE_WITNESS,
- network_thread_start,
P2PInterface,
mininode_lock,
msg_block,
@@ -238,15 +237,11 @@ class SendHeadersTest(BitcoinTestFramework):
return [int(x, 16) for x in all_hashes]
def run_test(self):
- # Setup the p2p connections and start up the network thread.
+ # Setup the p2p connections
inv_node = self.nodes[0].add_p2p_connection(BaseNode())
# Make sure NODE_NETWORK is not set for test_node, so no block download
# will occur outside of direct fetching
test_node = self.nodes[0].add_p2p_connection(BaseNode(), services=NODE_WITNESS)
-
- network_thread_start()
-
- # Test logic begins here
inv_node.wait_for_verack()
test_node.wait_for_verack()
diff --git a/test/functional/p2p_timeouts.py b/test/functional/p2p_timeouts.py
index e958536cf9..7a4ef1c05c 100755
--- a/test/functional/p2p_timeouts.py
+++ b/test/functional/p2p_timeouts.py
@@ -38,13 +38,11 @@ class TimeoutsTest(BitcoinTestFramework):
self.num_nodes = 1
def run_test(self):
- # Setup the p2p connections and start up the network thread.
+ # Setup the p2p connections
no_verack_node = self.nodes[0].add_p2p_connection(TestP2PConn())
no_version_node = self.nodes[0].add_p2p_connection(TestP2PConn(), send_version=False)
no_send_node = self.nodes[0].add_p2p_connection(TestP2PConn(), send_version=False)
- network_thread_start()
-
sleep(1)
assert no_verack_node.is_connected
diff --git a/test/functional/p2p_unrequested_blocks.py b/test/functional/p2p_unrequested_blocks.py
index 49c619a4ce..5f2d65c3f5 100755
--- a/test/functional/p2p_unrequested_blocks.py
+++ b/test/functional/p2p_unrequested_blocks.py
@@ -73,15 +73,11 @@ class AcceptBlockTest(BitcoinTestFramework):
self.setup_nodes()
def run_test(self):
- # Setup the p2p connections and start up the network thread.
+ # Setup the p2p connections
# test_node connects to node0 (not whitelisted)
test_node = self.nodes[0].add_p2p_connection(P2PInterface())
# min_work_node connects to node1 (whitelisted)
min_work_node = self.nodes[1].add_p2p_connection(P2PInterface())
-
- network_thread_start()
-
- # Test logic begins here
test_node.wait_for_verack()
min_work_node.wait_for_verack()
@@ -204,10 +200,8 @@ class AcceptBlockTest(BitcoinTestFramework):
self.nodes[0].disconnect_p2ps()
self.nodes[1].disconnect_p2ps()
- network_thread_join()
test_node = self.nodes[0].add_p2p_connection(P2PInterface())
- network_thread_start()
test_node.wait_for_verack()
test_node.send_message(msg_block(block_h1f))
@@ -293,8 +287,6 @@ class AcceptBlockTest(BitcoinTestFramework):
self.nodes[0].disconnect_p2ps()
test_node = self.nodes[0].add_p2p_connection(P2PInterface())
-
- network_thread_start()
test_node.wait_for_verack()
# We should have failed reorg and switched back to 290 (but have block 291)
diff --git a/test/functional/rpc_blockchain.py b/test/functional/rpc_blockchain.py
index 7acc59c2c6..155d30317a 100755
--- a/test/functional/rpc_blockchain.py
+++ b/test/functional/rpc_blockchain.py
@@ -41,7 +41,6 @@ from test_framework.messages import (
)
from test_framework.mininode import (
P2PInterface,
- network_thread_start,
)
@@ -262,7 +261,6 @@ class BlockchainTest(BitcoinTestFramework):
# Start a P2P connection since we'll need to create some blocks.
node.add_p2p_connection(P2PInterface())
- network_thread_start()
node.p2p.wait_for_verack()
current_height = node.getblock(node.getbestblockhash())['height']
diff --git a/test/functional/test_framework/mininode.py b/test/functional/test_framework/mininode.py
index 5859f108a4..29bf33fa5b 100755
--- a/test/functional/test_framework/mininode.py
+++ b/test/functional/test_framework/mininode.py
@@ -13,11 +13,10 @@ P2PConnection: A low-level connection object to a node's P2P interface
P2PInterface: A high-level interface object for communicating to a node over P2P
P2PDataStore: A p2p interface class that keeps a store of transactions and blocks
and can respond correctly to getdata and getheaders messages"""
-import asyncore
+import asyncio
from collections import defaultdict
from io import BytesIO
import logging
-import socket
import struct
import sys
import threading
@@ -57,7 +56,8 @@ MAGIC_BYTES = {
"regtest": b"\xfa\xbf\xb5\xda", # regtest
}
-class P2PConnection(asyncore.dispatcher):
+
+class P2PConnection(asyncio.Protocol):
"""A low-level connection object to a node's P2P interface.
This class is responsible for:
@@ -71,68 +71,59 @@ class P2PConnection(asyncore.dispatcher):
sub-classed and the on_message() callback overridden."""
def __init__(self):
- # All P2PConnections must be created before starting the NetworkThread.
- # assert that the network thread is not running.
- assert not network_thread_running()
-
- super().__init__(map=mininode_socket_map)
-
- self._conn_open = False
+ # The underlying transport of the connection.
+ # Should only call methods on this from the NetworkThread, c.f. call_soon_threadsafe
+ self._transport = None
@property
def is_connected(self):
- return self._conn_open
+ return self._transport is not None
def peer_connect(self, dstaddr, dstport, net="regtest"):
+ assert not self.is_connected
self.dstaddr = dstaddr
self.dstport = dstport
- self.create_socket(socket.AF_INET, socket.SOCK_STREAM)
- self.socket.setsockopt(socket.IPPROTO_TCP, socket.TCP_NODELAY, 1)
- self.sendbuf = b""
+ # The initial message to send after the connection was made:
+ self.on_connection_send_msg = None
self.recvbuf = b""
- self._asyncore_pre_connection = True
self.network = net
- self.disconnect = False
-
logger.debug('Connecting to Bitcoin Node: %s:%d' % (self.dstaddr, self.dstport))
- try:
- self.connect((dstaddr, dstport))
- except:
- self.handle_close()
+ loop = NetworkThread.network_event_loop
+ conn_gen_unsafe = loop.create_connection(lambda: self, host=self.dstaddr, port=self.dstport)
+ conn_gen = lambda: loop.call_soon_threadsafe(loop.create_task, conn_gen_unsafe)
+ return conn_gen
def peer_disconnect(self):
# Connection could have already been closed by other end.
- if self.is_connected:
- self.disconnect = True # Signal asyncore to disconnect
+ NetworkThread.network_event_loop.call_soon_threadsafe(lambda: self._transport and self._transport.abort())
# Connection and disconnection methods
- def handle_connect(self):
- """asyncore callback when a connection is opened."""
- if not self.is_connected:
- logger.debug("Connected & Listening: %s:%d" % (self.dstaddr, self.dstport))
- self._conn_open = True
- self._asyncore_pre_connection = False
- self.on_open()
-
- def handle_close(self):
- """asyncore callback when a connection is closed."""
- logger.debug("Closing connection to: %s:%d" % (self.dstaddr, self.dstport))
- self._conn_open = False
+ def connection_made(self, transport):
+ """asyncio callback when a connection is opened."""
+ assert not self._transport
+ logger.debug("Connected & Listening: %s:%d" % (self.dstaddr, self.dstport))
+ self._transport = transport
+ if self.on_connection_send_msg:
+ self.send_message(self.on_connection_send_msg)
+ self.on_connection_send_msg = None # Never used again
+ self.on_open()
+
+ def connection_lost(self, exc):
+ """asyncio callback when a connection is closed."""
+ if exc:
+ logger.warning("Connection lost to {}:{} due to {}".format(self.dstaddr, self.dstport, exc))
+ else:
+ logger.debug("Closed connection to: %s:%d" % (self.dstaddr, self.dstport))
+ self._transport = None
self.recvbuf = b""
- self.sendbuf = b""
- try:
- self.close()
- except:
- pass
self.on_close()
# Socket read methods
- def handle_read(self):
- """asyncore callback when data is read from the socket."""
- t = self.recv(8192)
+ def data_received(self, t):
+ """asyncio callback when data is read from the socket."""
if len(t) > 0:
self.recvbuf += t
self._on_data()
@@ -179,30 +170,6 @@ class P2PConnection(asyncore.dispatcher):
# Socket write methods
- def writable(self):
- """asyncore method to determine whether the handle_write() callback should be called on the next loop."""
- with mininode_lock:
- length = len(self.sendbuf)
- return length > 0 or self._asyncore_pre_connection
-
- def handle_write(self):
- """asyncore callback when data should be written to the socket."""
- with mininode_lock:
- # asyncore does not expose socket connection, only the first read/write
- # event, thus we must check connection manually here to know when we
- # actually connect
- if self._asyncore_pre_connection:
- self.handle_connect()
- if not self.writable():
- return
-
- try:
- sent = self.send(self.sendbuf)
- except:
- self.handle_close()
- return
- self.sendbuf = self.sendbuf[sent:]
-
def send_message(self, message):
"""Send a P2P message over the socket.
@@ -212,15 +179,7 @@ class P2PConnection(asyncore.dispatcher):
raise IOError('Not connected')
self._log_message("send", message)
tmsg = self._build_message(message)
- with mininode_lock:
- if len(self.sendbuf) == 0:
- try:
- sent = self.send(tmsg)
- self.sendbuf = tmsg[sent:]
- except BlockingIOError:
- self.sendbuf = tmsg
- else:
- self.sendbuf += tmsg
+ NetworkThread.network_event_loop.call_soon_threadsafe(lambda: self._transport and self._transport.write(tmsg))
# Class utility methods
@@ -274,7 +233,7 @@ class P2PInterface(P2PConnection):
self.nServices = 0
def peer_connect(self, *args, services=NODE_NETWORK|NODE_WITNESS, send_version=True, **kwargs):
- super().peer_connect(*args, **kwargs)
+ create_conn = super().peer_connect(*args, **kwargs)
if send_version:
# Send a version msg
@@ -284,7 +243,9 @@ class P2PInterface(P2PConnection):
vt.addrTo.port = self.dstport
vt.addrFrom.ip = "0.0.0.0"
vt.addrFrom.port = 0
- self.sendbuf = self._build_message(vt) # Will be sent right after handle_connect
+ self.on_connection_send_msg = vt # Will be sent soon after connection_made
+
+ return create_conn
# Message receiving methods
@@ -408,56 +369,35 @@ class P2PInterface(P2PConnection):
self.ping_counter += 1
-# Keep our own socket map for asyncore, so that we can track disconnects
-# ourselves (to work around an issue with closing an asyncore socket when
-# using select)
-mininode_socket_map = dict()
-
-# One lock for synchronizing all data access between the networking thread (see
+# One lock for synchronizing all data access between the network event loop (see
# NetworkThread below) and the thread running the test logic. For simplicity,
-# P2PConnection acquires this lock whenever delivering a message to a P2PInterface,
-# and whenever adding anything to the send buffer (in send_message()). This
-# lock should be acquired in the thread running the test logic to synchronize
+# P2PConnection acquires this lock whenever delivering a message to a P2PInterface.
+# This lock should be acquired in the thread running the test logic to synchronize
# access to any data shared with the P2PInterface or P2PConnection.
mininode_lock = threading.RLock()
+
class NetworkThread(threading.Thread):
+ network_event_loop = None
+
def __init__(self):
super().__init__(name="NetworkThread")
+ # There is only one event loop and no more than one thread must be created
+ assert not self.network_event_loop
+
+ NetworkThread.network_event_loop = asyncio.new_event_loop()
def run(self):
- while mininode_socket_map:
- # We check for whether to disconnect outside of the asyncore
- # loop to work around the behavior of asyncore when using
- # select
- disconnected = []
- for fd, obj in mininode_socket_map.items():
- if obj.disconnect:
- disconnected.append(obj)
- [obj.handle_close() for obj in disconnected]
- asyncore.loop(0.1, use_poll=True, map=mininode_socket_map, count=1)
- logger.debug("Network thread closing")
-
-def network_thread_start():
- """Start the network thread."""
- # Only one network thread may run at a time
- assert not network_thread_running()
-
- NetworkThread().start()
-
-def network_thread_running():
- """Return whether the network thread is running."""
- return any([thread.name == "NetworkThread" for thread in threading.enumerate()])
-
-def network_thread_join(timeout=10):
- """Wait timeout seconds for the network thread to terminate.
-
- Throw if the network thread doesn't terminate in timeout seconds."""
- network_threads = [thread for thread in threading.enumerate() if thread.name == "NetworkThread"]
- assert len(network_threads) <= 1
- for thread in network_threads:
- thread.join(timeout)
- assert not thread.is_alive()
+ """Start the network thread."""
+ self.network_event_loop.run_forever()
+
+ def close(self, timeout=10):
+ """Close the connections and network event loop."""
+ self.network_event_loop.call_soon_threadsafe(self.network_event_loop.stop)
+ wait_until(lambda: not self.network_event_loop.is_running(), timeout=timeout)
+ self.network_event_loop.close()
+ self.join(timeout)
+
class P2PDataStore(P2PInterface):
"""A P2P data store class.
diff --git a/test/functional/test_framework/test_framework.py b/test/functional/test_framework/test_framework.py
index 5c2555c1ff..abe8d12e59 100755
--- a/test/functional/test_framework/test_framework.py
+++ b/test/functional/test_framework/test_framework.py
@@ -18,6 +18,7 @@ import time
from .authproxy import JSONRPCException
from . import coverage
from .test_node import TestNode
+from .mininode import NetworkThread
from .util import (
MAX_NODES,
PortSeed,
@@ -83,6 +84,7 @@ class BitcoinTestFramework(metaclass=BitcoinTestMetaClass):
"""Sets test framework defaults. Do not override this method. Instead, override the set_test_params() method"""
self.setup_clean_chain = False
self.nodes = []
+ self.network_thread = None
self.mocktime = 0
self.supports_cli = False
self.bind_to_localhost_only = True
@@ -144,6 +146,10 @@ class BitcoinTestFramework(metaclass=BitcoinTestMetaClass):
self.options.tmpdir = tempfile.mkdtemp(prefix="test")
self._start_logging()
+ self.log.debug('Setting up network thread')
+ self.network_thread = NetworkThread()
+ self.network_thread.start()
+
success = TestStatus.FAILED
try:
@@ -171,6 +177,8 @@ class BitcoinTestFramework(metaclass=BitcoinTestMetaClass):
print("Testcase failed. Attaching python debugger. Enter ? for help")
pdb.set_trace()
+ self.log.debug('Closing down network thread')
+ self.network_thread.close()
if not self.options.noshutdown:
self.log.info("Stopping nodes")
if self.nodes:
diff --git a/test/functional/test_framework/test_node.py b/test/functional/test_framework/test_node.py
index 0353fc0712..287dc0e53e 100755
--- a/test/functional/test_framework/test_node.py
+++ b/test/functional/test_framework/test_node.py
@@ -289,7 +289,7 @@ class TestNode():
if 'dstaddr' not in kwargs:
kwargs['dstaddr'] = '127.0.0.1'
- p2p_conn.peer_connect(*args, **kwargs)
+ p2p_conn.peer_connect(*args, **kwargs)()
self.p2ps.append(p2p_conn)
return p2p_conn
@@ -343,10 +343,10 @@ class TestNodeCLI():
def batch(self, requests):
results = []
for request in requests:
- try:
- results.append(dict(result=request()))
- except JSONRPCException as e:
- results.append(dict(error=e))
+ try:
+ results.append(dict(result=request()))
+ except JSONRPCException as e:
+ results.append(dict(error=e))
return results
def send_cli(self, command=None, *args, **kwargs):