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755 lines
33 KiB
Python
Executable File
755 lines
33 KiB
Python
Executable File
#!/usr/bin/env python3
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# Copyright (c) 2017-2020 The Bitcoin Core developers
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# Distributed under the MIT software license, see the accompanying
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# file COPYING or http://www.opensource.org/licenses/mit-license.php.
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"""Class for bitcoind node under test"""
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import contextlib
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import decimal
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import errno
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from enum import Enum
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import http.client
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import json
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import logging
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import os
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import re
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import subprocess
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import tempfile
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import time
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import urllib.parse
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import collections
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import shlex
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import sys
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from .authproxy import JSONRPCException
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from .descriptors import descsum_create
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from .p2p import P2P_SUBVERSION
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from .util import (
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MAX_NODES,
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assert_equal,
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append_config,
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delete_cookie_file,
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get_auth_cookie,
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get_rpc_proxy,
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rpc_url,
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wait_until_helper,
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p2p_port,
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EncodeDecimal,
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)
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BITCOIND_PROC_WAIT_TIMEOUT = 60
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class FailedToStartError(Exception):
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"""Raised when a node fails to start correctly."""
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class ErrorMatch(Enum):
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FULL_TEXT = 1
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FULL_REGEX = 2
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PARTIAL_REGEX = 3
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class TestNode():
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"""A class for representing a bitcoind node under test.
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This class contains:
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- state about the node (whether it's running, etc)
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- a Python subprocess.Popen object representing the running process
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- an RPC connection to the node
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- one or more P2P connections to the node
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To make things easier for the test writer, any unrecognised messages will
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be dispatched to the RPC connection."""
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def __init__(self, i, datadir, *, chain, rpchost, timewait, timeout_factor, bitcoind, bitcoin_cli, coverage_dir, cwd, extra_conf=None, extra_args=None, use_cli=False, start_perf=False, use_valgrind=False, version=None, descriptors=False):
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"""
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Kwargs:
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start_perf (bool): If True, begin profiling the node with `perf` as soon as
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the node starts.
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"""
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self.index = i
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self.p2p_conn_index = 1
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self.datadir = datadir
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self.bitcoinconf = os.path.join(self.datadir, "bitcoin.conf")
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self.stdout_dir = os.path.join(self.datadir, "stdout")
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self.stderr_dir = os.path.join(self.datadir, "stderr")
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self.chain = chain
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self.rpchost = rpchost
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self.rpc_timeout = timewait
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self.binary = bitcoind
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self.coverage_dir = coverage_dir
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self.cwd = cwd
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self.descriptors = descriptors
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if extra_conf is not None:
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append_config(datadir, extra_conf)
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# Most callers will just need to add extra args to the standard list below.
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# For those callers that need more flexibility, they can just set the args property directly.
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# Note that common args are set in the config file (see initialize_datadir)
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self.extra_args = extra_args
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self.version = version
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# Configuration for logging is set as command-line args rather than in the bitcoin.conf file.
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# This means that starting a bitcoind using the temp dir to debug a failed test won't
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# spam debug.log.
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self.args = [
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self.binary,
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"-datadir=" + self.datadir,
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"-logtimemicros",
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"-debug",
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"-debugexclude=libevent",
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"-debugexclude=leveldb",
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"-uacomment=testnode%d" % i,
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]
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if use_valgrind:
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default_suppressions_file = os.path.join(
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os.path.dirname(os.path.realpath(__file__)),
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"..", "..", "..", "contrib", "valgrind.supp")
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suppressions_file = os.getenv("VALGRIND_SUPPRESSIONS_FILE",
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default_suppressions_file)
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self.args = ["valgrind", "--suppressions={}".format(suppressions_file),
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"--gen-suppressions=all", "--exit-on-first-error=yes",
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"--error-exitcode=1", "--quiet"] + self.args
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if self.version_is_at_least(190000):
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self.args.append("-logthreadnames")
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if self.version_is_at_least(219900):
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self.args.append("-logsourcelocations")
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self.cli = TestNodeCLI(bitcoin_cli, self.datadir)
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self.use_cli = use_cli
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self.start_perf = start_perf
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self.running = False
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self.process = None
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self.rpc_connected = False
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self.rpc = None
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self.url = None
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self.log = logging.getLogger('TestFramework.node%d' % i)
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self.cleanup_on_exit = True # Whether to kill the node when this object goes away
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# Cache perf subprocesses here by their data output filename.
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self.perf_subprocesses = {}
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self.p2ps = []
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self.timeout_factor = timeout_factor
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AddressKeyPair = collections.namedtuple('AddressKeyPair', ['address', 'key'])
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PRIV_KEYS = [
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# address , privkey
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AddressKeyPair('mjTkW3DjgyZck4KbiRusZsqTgaYTxdSz6z', 'cVpF924EspNh8KjYsfhgY96mmxvT6DgdWiTYMtMjuM74hJaU5psW'),
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AddressKeyPair('msX6jQXvxiNhx3Q62PKeLPrhrqZQdSimTg', 'cUxsWyKyZ9MAQTaAhUQWJmBbSvHMwSmuv59KgxQV7oZQU3PXN3KE'),
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AddressKeyPair('mnonCMyH9TmAsSj3M59DsbH8H63U3RKoFP', 'cTrh7dkEAeJd6b3MRX9bZK8eRmNqVCMH3LSUkE3dSFDyzjU38QxK'),
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AddressKeyPair('mqJupas8Dt2uestQDvV2NH3RU8uZh2dqQR', 'cVuKKa7gbehEQvVq717hYcbE9Dqmq7KEBKqWgWrYBa2CKKrhtRim'),
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AddressKeyPair('msYac7Rvd5ywm6pEmkjyxhbCDKqWsVeYws', 'cQDCBuKcjanpXDpCqacNSjYfxeQj8G6CAtH1Dsk3cXyqLNC4RPuh'),
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AddressKeyPair('n2rnuUnwLgXqf9kk2kjvVm8R5BZK1yxQBi', 'cQakmfPSLSqKHyMFGwAqKHgWUiofJCagVGhiB4KCainaeCSxeyYq'),
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AddressKeyPair('myzuPxRwsf3vvGzEuzPfK9Nf2RfwauwYe6', 'cQMpDLJwA8DBe9NcQbdoSb1BhmFxVjWD5gRyrLZCtpuF9Zi3a9RK'),
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AddressKeyPair('mumwTaMtbxEPUswmLBBN3vM9oGRtGBrys8', 'cSXmRKXVcoouhNNVpcNKFfxsTsToY5pvB9DVsFksF1ENunTzRKsy'),
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AddressKeyPair('mpV7aGShMkJCZgbW7F6iZgrvuPHjZjH9qg', 'cSoXt6tm3pqy43UMabY6eUTmR3eSUYFtB2iNQDGgb3VUnRsQys2k'),
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AddressKeyPair('mq4fBNdckGtvY2mijd9am7DRsbRB4KjUkf', 'cN55daf1HotwBAgAKWVgDcoppmUNDtQSfb7XLutTLeAgVc3u8hik'),
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AddressKeyPair('mpFAHDjX7KregM3rVotdXzQmkbwtbQEnZ6', 'cT7qK7g1wkYEMvKowd2ZrX1E5f6JQ7TM246UfqbCiyF7kZhorpX3'),
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AddressKeyPair('mzRe8QZMfGi58KyWCse2exxEFry2sfF2Y7', 'cPiRWE8KMjTRxH1MWkPerhfoHFn5iHPWVK5aPqjW8NxmdwenFinJ'),
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]
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def get_deterministic_priv_key(self):
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"""Return a deterministic priv key in base58, that only depends on the node's index"""
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assert len(self.PRIV_KEYS) == MAX_NODES
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return self.PRIV_KEYS[self.index]
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def _node_msg(self, msg: str) -> str:
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"""Return a modified msg that identifies this node by its index as a debugging aid."""
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return "[node %d] %s" % (self.index, msg)
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def _raise_assertion_error(self, msg: str):
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"""Raise an AssertionError with msg modified to identify this node."""
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raise AssertionError(self._node_msg(msg))
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def __del__(self):
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# Ensure that we don't leave any bitcoind processes lying around after
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# the test ends
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if self.process and self.cleanup_on_exit:
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# Should only happen on test failure
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# Avoid using logger, as that may have already been shutdown when
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# this destructor is called.
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print(self._node_msg("Cleaning up leftover process"))
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self.process.kill()
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def __getattr__(self, name):
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"""Dispatches any unrecognised messages to the RPC connection or a CLI instance."""
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if self.use_cli:
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return getattr(RPCOverloadWrapper(self.cli, True, self.descriptors), name)
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else:
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assert self.rpc_connected and self.rpc is not None, self._node_msg("Error: no RPC connection")
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return getattr(RPCOverloadWrapper(self.rpc, descriptors=self.descriptors), name)
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def start(self, extra_args=None, *, cwd=None, stdout=None, stderr=None, **kwargs):
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"""Start the node."""
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if extra_args is None:
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extra_args = self.extra_args
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# Add a new stdout and stderr file each time bitcoind is started
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if stderr is None:
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stderr = tempfile.NamedTemporaryFile(dir=self.stderr_dir, delete=False)
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if stdout is None:
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stdout = tempfile.NamedTemporaryFile(dir=self.stdout_dir, delete=False)
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self.stderr = stderr
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self.stdout = stdout
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if cwd is None:
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cwd = self.cwd
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# Delete any existing cookie file -- if such a file exists (eg due to
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# unclean shutdown), it will get overwritten anyway by bitcoind, and
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# potentially interfere with our attempt to authenticate
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delete_cookie_file(self.datadir, self.chain)
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# add environment variable LIBC_FATAL_STDERR_=1 so that libc errors are written to stderr and not the terminal
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subp_env = dict(os.environ, LIBC_FATAL_STDERR_="1")
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self.process = subprocess.Popen(self.args + extra_args, env=subp_env, stdout=stdout, stderr=stderr, cwd=cwd, **kwargs)
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self.running = True
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self.log.debug("bitcoind started, waiting for RPC to come up")
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if self.start_perf:
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self._start_perf()
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def wait_for_rpc_connection(self):
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"""Sets up an RPC connection to the bitcoind process. Returns False if unable to connect."""
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# Poll at a rate of four times per second
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poll_per_s = 4
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for _ in range(poll_per_s * self.rpc_timeout):
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if self.process.poll() is not None:
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raise FailedToStartError(self._node_msg(
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'bitcoind exited with status {} during initialization'.format(self.process.returncode)))
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try:
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rpc = get_rpc_proxy(
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rpc_url(self.datadir, self.index, self.chain, self.rpchost),
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self.index,
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timeout=self.rpc_timeout // 2, # Shorter timeout to allow for one retry in case of ETIMEDOUT
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coveragedir=self.coverage_dir,
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)
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rpc.getblockcount()
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# If the call to getblockcount() succeeds then the RPC connection is up
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if self.version_is_at_least(190000):
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# getmempoolinfo.loaded is available since commit
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# bb8ae2c (version 0.19.0)
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wait_until_helper(lambda: rpc.getmempoolinfo()['loaded'], timeout_factor=self.timeout_factor)
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# Wait for the node to finish reindex, block import, and
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# loading the mempool. Usually importing happens fast or
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# even "immediate" when the node is started. However, there
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# is no guarantee and sometimes ThreadImport might finish
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# later. This is going to cause intermittent test failures,
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# because generally the tests assume the node is fully
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# ready after being started.
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#
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# For example, the node will reject block messages from p2p
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# when it is still importing with the error "Unexpected
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# block message received"
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#
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# The wait is done here to make tests as robust as possible
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# and prevent racy tests and intermittent failures as much
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# as possible. Some tests might not need this, but the
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# overhead is trivial, and the added guarantees are worth
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# the minimal performance cost.
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self.log.debug("RPC successfully started")
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if self.use_cli:
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return
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self.rpc = rpc
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self.rpc_connected = True
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self.url = self.rpc.url
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return
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except JSONRPCException as e: # Initialization phase
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# -28 RPC in warmup
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# -342 Service unavailable, RPC server started but is shutting down due to error
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if e.error['code'] != -28 and e.error['code'] != -342:
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raise # unknown JSON RPC exception
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except ConnectionResetError:
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# This might happen when the RPC server is in warmup, but shut down before the call to getblockcount
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# succeeds. Try again to properly raise the FailedToStartError
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pass
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except OSError as e:
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if e.errno == errno.ETIMEDOUT:
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pass # Treat identical to ConnectionResetError
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elif e.errno == errno.ECONNREFUSED:
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pass # Port not yet open?
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else:
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raise # unknown OS error
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except ValueError as e: # cookie file not found and no rpcuser or rpcpassword; bitcoind is still starting
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if "No RPC credentials" not in str(e):
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raise
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time.sleep(1.0 / poll_per_s)
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self._raise_assertion_error("Unable to connect to bitcoind after {}s".format(self.rpc_timeout))
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def wait_for_cookie_credentials(self):
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"""Ensures auth cookie credentials can be read, e.g. for testing CLI with -rpcwait before RPC connection is up."""
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self.log.debug("Waiting for cookie credentials")
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# Poll at a rate of four times per second.
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poll_per_s = 4
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for _ in range(poll_per_s * self.rpc_timeout):
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try:
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get_auth_cookie(self.datadir, self.chain)
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self.log.debug("Cookie credentials successfully retrieved")
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return
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except ValueError: # cookie file not found and no rpcuser or rpcpassword; bitcoind is still starting
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pass # so we continue polling until RPC credentials are retrieved
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time.sleep(1.0 / poll_per_s)
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self._raise_assertion_error("Unable to retrieve cookie credentials after {}s".format(self.rpc_timeout))
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def generate(self, nblocks, maxtries=1000000):
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self.log.debug("TestNode.generate() dispatches `generate` call to `generatetoaddress`")
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return self.generatetoaddress(nblocks=nblocks, address=self.get_deterministic_priv_key().address, maxtries=maxtries)
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def get_wallet_rpc(self, wallet_name):
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if self.use_cli:
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return RPCOverloadWrapper(self.cli("-rpcwallet={}".format(wallet_name)), True, self.descriptors)
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else:
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assert self.rpc_connected and self.rpc, self._node_msg("RPC not connected")
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wallet_path = "wallet/{}".format(urllib.parse.quote(wallet_name))
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return RPCOverloadWrapper(self.rpc / wallet_path, descriptors=self.descriptors)
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def version_is_at_least(self, ver):
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return self.version is None or self.version >= ver
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def stop_node(self, expected_stderr='', *, wait=0, wait_until_stopped=True):
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"""Stop the node."""
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if not self.running:
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return
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self.log.debug("Stopping node")
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try:
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# Do not use wait argument when testing older nodes, e.g. in feature_backwards_compatibility.py
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if self.version_is_at_least(180000):
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self.stop(wait=wait)
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else:
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self.stop()
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except http.client.CannotSendRequest:
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self.log.exception("Unable to stop node.")
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# If there are any running perf processes, stop them.
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for profile_name in tuple(self.perf_subprocesses.keys()):
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self._stop_perf(profile_name)
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# Check that stderr is as expected
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self.stderr.seek(0)
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stderr = self.stderr.read().decode('utf-8').strip()
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if stderr != expected_stderr:
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raise AssertionError("Unexpected stderr {} != {}".format(stderr, expected_stderr))
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self.stdout.close()
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self.stderr.close()
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del self.p2ps[:]
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if wait_until_stopped:
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self.wait_until_stopped()
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def is_node_stopped(self):
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"""Checks whether the node has stopped.
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Returns True if the node has stopped. False otherwise.
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This method is responsible for freeing resources (self.process)."""
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if not self.running:
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return True
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return_code = self.process.poll()
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if return_code is None:
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return False
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# process has stopped. Assert that it didn't return an error code.
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assert return_code == 0, self._node_msg(
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"Node returned non-zero exit code (%d) when stopping" % return_code)
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self.running = False
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self.process = None
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self.rpc_connected = False
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self.rpc = None
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self.log.debug("Node stopped")
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return True
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def wait_until_stopped(self, timeout=BITCOIND_PROC_WAIT_TIMEOUT):
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wait_until_helper(self.is_node_stopped, timeout=timeout, timeout_factor=self.timeout_factor)
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@contextlib.contextmanager
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def assert_debug_log(self, expected_msgs, unexpected_msgs=None, timeout=2):
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if unexpected_msgs is None:
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unexpected_msgs = []
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time_end = time.time() + timeout * self.timeout_factor
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debug_log = os.path.join(self.datadir, self.chain, 'debug.log')
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with open(debug_log, encoding='utf-8') as dl:
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dl.seek(0, 2)
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prev_size = dl.tell()
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yield
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while True:
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found = True
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with open(debug_log, encoding='utf-8') as dl:
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dl.seek(prev_size)
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log = dl.read()
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print_log = " - " + "\n - ".join(log.splitlines())
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for unexpected_msg in unexpected_msgs:
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if re.search(re.escape(unexpected_msg), log, flags=re.MULTILINE):
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self._raise_assertion_error('Unexpected message "{}" partially matches log:\n\n{}\n\n'.format(unexpected_msg, print_log))
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for expected_msg in expected_msgs:
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if re.search(re.escape(expected_msg), log, flags=re.MULTILINE) is None:
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found = False
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if found:
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return
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if time.time() >= time_end:
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break
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time.sleep(0.05)
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self._raise_assertion_error('Expected messages "{}" does not partially match log:\n\n{}\n\n'.format(str(expected_msgs), print_log))
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@contextlib.contextmanager
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def profile_with_perf(self, profile_name):
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"""
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Context manager that allows easy profiling of node activity using `perf`.
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See `test/functional/README.md` for details on perf usage.
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Args:
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profile_name (str): This string will be appended to the
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profile data filename generated by perf.
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"""
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subp = self._start_perf(profile_name)
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yield
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if subp:
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self._stop_perf(profile_name)
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def _start_perf(self, profile_name=None):
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"""Start a perf process to profile this node.
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Returns the subprocess running perf."""
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subp = None
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def test_success(cmd):
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return subprocess.call(
|
|
# shell=True required for pipe use below
|
|
cmd, shell=True,
|
|
stderr=subprocess.DEVNULL, stdout=subprocess.DEVNULL) == 0
|
|
|
|
if not sys.platform.startswith('linux'):
|
|
self.log.warning("Can't profile with perf; only available on Linux platforms")
|
|
return None
|
|
|
|
if not test_success('which perf'):
|
|
self.log.warning("Can't profile with perf; must install perf-tools")
|
|
return None
|
|
|
|
if not test_success('readelf -S {} | grep .debug_str'.format(shlex.quote(self.binary))):
|
|
self.log.warning(
|
|
"perf output won't be very useful without debug symbols compiled into bitcoind")
|
|
|
|
output_path = tempfile.NamedTemporaryFile(
|
|
dir=self.datadir,
|
|
prefix="{}.perf.data.".format(profile_name or 'test'),
|
|
delete=False,
|
|
).name
|
|
|
|
cmd = [
|
|
'perf', 'record',
|
|
'-g', # Record the callgraph.
|
|
'--call-graph', 'dwarf', # Compatibility for gcc's --fomit-frame-pointer.
|
|
'-F', '101', # Sampling frequency in Hz.
|
|
'-p', str(self.process.pid),
|
|
'-o', output_path,
|
|
]
|
|
subp = subprocess.Popen(cmd, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
|
|
self.perf_subprocesses[profile_name] = subp
|
|
|
|
return subp
|
|
|
|
def _stop_perf(self, profile_name):
|
|
"""Stop (and pop) a perf subprocess."""
|
|
subp = self.perf_subprocesses.pop(profile_name)
|
|
output_path = subp.args[subp.args.index('-o') + 1]
|
|
|
|
subp.terminate()
|
|
subp.wait(timeout=10)
|
|
|
|
stderr = subp.stderr.read().decode()
|
|
if 'Consider tweaking /proc/sys/kernel/perf_event_paranoid' in stderr:
|
|
self.log.warning(
|
|
"perf couldn't collect data! Try "
|
|
"'sudo sysctl -w kernel.perf_event_paranoid=-1'")
|
|
else:
|
|
report_cmd = "perf report -i {}".format(output_path)
|
|
self.log.info("See perf output by running '{}'".format(report_cmd))
|
|
|
|
def assert_start_raises_init_error(self, extra_args=None, expected_msg=None, match=ErrorMatch.FULL_TEXT, *args, **kwargs):
|
|
"""Attempt to start the node and expect it to raise an error.
|
|
|
|
extra_args: extra arguments to pass through to bitcoind
|
|
expected_msg: regex that stderr should match when bitcoind fails
|
|
|
|
Will throw if bitcoind starts without an error.
|
|
Will throw if an expected_msg is provided and it does not match bitcoind's stdout."""
|
|
with tempfile.NamedTemporaryFile(dir=self.stderr_dir, delete=False) as log_stderr, \
|
|
tempfile.NamedTemporaryFile(dir=self.stdout_dir, delete=False) as log_stdout:
|
|
try:
|
|
self.start(extra_args, stdout=log_stdout, stderr=log_stderr, *args, **kwargs)
|
|
ret = self.process.wait(timeout=self.rpc_timeout)
|
|
self.log.debug(self._node_msg(f'bitcoind exited with status {ret} during initialization'))
|
|
self.running = False
|
|
self.process = None
|
|
# Check stderr for expected message
|
|
if expected_msg is not None:
|
|
log_stderr.seek(0)
|
|
stderr = log_stderr.read().decode('utf-8').strip()
|
|
if match == ErrorMatch.PARTIAL_REGEX:
|
|
if re.search(expected_msg, stderr, flags=re.MULTILINE) is None:
|
|
self._raise_assertion_error(
|
|
'Expected message "{}" does not partially match stderr:\n"{}"'.format(expected_msg, stderr))
|
|
elif match == ErrorMatch.FULL_REGEX:
|
|
if re.fullmatch(expected_msg, stderr) is None:
|
|
self._raise_assertion_error(
|
|
'Expected message "{}" does not fully match stderr:\n"{}"'.format(expected_msg, stderr))
|
|
elif match == ErrorMatch.FULL_TEXT:
|
|
if expected_msg != stderr:
|
|
self._raise_assertion_error(
|
|
'Expected message "{}" does not fully match stderr:\n"{}"'.format(expected_msg, stderr))
|
|
except subprocess.TimeoutExpired:
|
|
self.process.kill()
|
|
self.running = False
|
|
self.process = None
|
|
assert_msg = f'bitcoind should have exited within {self.rpc_timeout}s '
|
|
if expected_msg is None:
|
|
assert_msg += "with an error"
|
|
else:
|
|
assert_msg += "with expected error " + expected_msg
|
|
self._raise_assertion_error(assert_msg)
|
|
|
|
def add_p2p_connection(self, p2p_conn, *, wait_for_verack=True, **kwargs):
|
|
"""Add an inbound p2p connection to the node.
|
|
|
|
This method adds the p2p connection to the self.p2ps list and also
|
|
returns the connection to the caller."""
|
|
if 'dstport' not in kwargs:
|
|
kwargs['dstport'] = p2p_port(self.index)
|
|
if 'dstaddr' not in kwargs:
|
|
kwargs['dstaddr'] = '127.0.0.1'
|
|
|
|
p2p_conn.peer_connect(**kwargs, net=self.chain, timeout_factor=self.timeout_factor)()
|
|
self.p2ps.append(p2p_conn)
|
|
p2p_conn.wait_until(lambda: p2p_conn.is_connected, check_connected=False)
|
|
if wait_for_verack:
|
|
# Wait for the node to send us the version and verack
|
|
p2p_conn.wait_for_verack()
|
|
# At this point we have sent our version message and received the version and verack, however the full node
|
|
# has not yet received the verack from us (in reply to their version). So, the connection is not yet fully
|
|
# established (fSuccessfullyConnected).
|
|
#
|
|
# This shouldn't lead to any issues when sending messages, since the verack will be in-flight before the
|
|
# message we send. However, it might lead to races where we are expecting to receive a message. E.g. a
|
|
# transaction that will be added to the mempool as soon as we return here.
|
|
#
|
|
# So syncing here is redundant when we only want to send a message, but the cost is low (a few milliseconds)
|
|
# in comparison to the upside of making tests less fragile and unexpected intermittent errors less likely.
|
|
p2p_conn.sync_with_ping()
|
|
|
|
# Consistency check that the Bitcoin Core has received our user agent string. This checks the
|
|
# node's newest peer. It could be racy if another Bitcoin Core node has connected since we opened
|
|
# our connection, but we don't expect that to happen.
|
|
assert_equal(self.getpeerinfo()[-1]['subver'], P2P_SUBVERSION)
|
|
|
|
return p2p_conn
|
|
|
|
def add_outbound_p2p_connection(self, p2p_conn, *, p2p_idx, connection_type="outbound-full-relay", **kwargs):
|
|
"""Add an outbound p2p connection from node. Either
|
|
full-relay("outbound-full-relay") or
|
|
block-relay-only("block-relay-only") connection.
|
|
|
|
This method adds the p2p connection to the self.p2ps list and returns
|
|
the connection to the caller.
|
|
"""
|
|
|
|
def addconnection_callback(address, port):
|
|
self.log.debug("Connecting to %s:%d %s" % (address, port, connection_type))
|
|
self.addconnection('%s:%d' % (address, port), connection_type)
|
|
|
|
p2p_conn.peer_accept_connection(connect_cb=addconnection_callback, connect_id=p2p_idx + 1, net=self.chain, timeout_factor=self.timeout_factor, **kwargs)()
|
|
|
|
p2p_conn.wait_for_connect()
|
|
self.p2ps.append(p2p_conn)
|
|
|
|
p2p_conn.wait_for_verack()
|
|
p2p_conn.sync_with_ping()
|
|
|
|
return p2p_conn
|
|
|
|
def num_test_p2p_connections(self):
|
|
"""Return number of test framework p2p connections to the node."""
|
|
return len([peer for peer in self.getpeerinfo() if peer['subver'] == P2P_SUBVERSION])
|
|
|
|
def disconnect_p2ps(self):
|
|
"""Close all p2p connections to the node."""
|
|
for p in self.p2ps:
|
|
p.peer_disconnect()
|
|
del self.p2ps[:]
|
|
|
|
wait_until_helper(lambda: self.num_test_p2p_connections() == 0, timeout_factor=self.timeout_factor)
|
|
|
|
|
|
class TestNodeCLIAttr:
|
|
def __init__(self, cli, command):
|
|
self.cli = cli
|
|
self.command = command
|
|
|
|
def __call__(self, *args, **kwargs):
|
|
return self.cli.send_cli(self.command, *args, **kwargs)
|
|
|
|
def get_request(self, *args, **kwargs):
|
|
return lambda: self(*args, **kwargs)
|
|
|
|
|
|
def arg_to_cli(arg):
|
|
if isinstance(arg, bool):
|
|
return str(arg).lower()
|
|
elif arg is None:
|
|
return 'null'
|
|
elif isinstance(arg, dict) or isinstance(arg, list):
|
|
return json.dumps(arg, default=EncodeDecimal)
|
|
else:
|
|
return str(arg)
|
|
|
|
|
|
class TestNodeCLI():
|
|
"""Interface to bitcoin-cli for an individual node"""
|
|
def __init__(self, binary, datadir):
|
|
self.options = []
|
|
self.binary = binary
|
|
self.datadir = datadir
|
|
self.input = None
|
|
self.log = logging.getLogger('TestFramework.bitcoincli')
|
|
|
|
def __call__(self, *options, input=None):
|
|
# TestNodeCLI is callable with bitcoin-cli command-line options
|
|
cli = TestNodeCLI(self.binary, self.datadir)
|
|
cli.options = [str(o) for o in options]
|
|
cli.input = input
|
|
return cli
|
|
|
|
def __getattr__(self, command):
|
|
return TestNodeCLIAttr(self, command)
|
|
|
|
def batch(self, requests):
|
|
results = []
|
|
for request in requests:
|
|
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):
|
|
"""Run bitcoin-cli command. Deserializes returned string as python object."""
|
|
pos_args = [arg_to_cli(arg) for arg in args]
|
|
named_args = [str(key) + "=" + arg_to_cli(value) for (key, value) in kwargs.items()]
|
|
assert not (pos_args and named_args), "Cannot use positional arguments and named arguments in the same bitcoin-cli call"
|
|
p_args = [self.binary, "-datadir=" + self.datadir] + self.options
|
|
if named_args:
|
|
p_args += ["-named"]
|
|
if command is not None:
|
|
p_args += [command]
|
|
p_args += pos_args + named_args
|
|
self.log.debug("Running bitcoin-cli {}".format(p_args[2:]))
|
|
process = subprocess.Popen(p_args, stdin=subprocess.PIPE, stdout=subprocess.PIPE, stderr=subprocess.PIPE, universal_newlines=True)
|
|
cli_stdout, cli_stderr = process.communicate(input=self.input)
|
|
returncode = process.poll()
|
|
if returncode:
|
|
match = re.match(r'error code: ([-0-9]+)\nerror message:\n(.*)', cli_stderr)
|
|
if match:
|
|
code, message = match.groups()
|
|
raise JSONRPCException(dict(code=int(code), message=message))
|
|
# Ignore cli_stdout, raise with cli_stderr
|
|
raise subprocess.CalledProcessError(returncode, self.binary, output=cli_stderr)
|
|
try:
|
|
return json.loads(cli_stdout, parse_float=decimal.Decimal)
|
|
except (json.JSONDecodeError, decimal.InvalidOperation):
|
|
return cli_stdout.rstrip("\n")
|
|
|
|
class RPCOverloadWrapper():
|
|
def __init__(self, rpc, cli=False, descriptors=False):
|
|
self.rpc = rpc
|
|
self.is_cli = cli
|
|
self.descriptors = descriptors
|
|
|
|
def __getattr__(self, name):
|
|
return getattr(self.rpc, name)
|
|
|
|
def createwallet(self, wallet_name, disable_private_keys=None, blank=None, passphrase='', avoid_reuse=None, descriptors=None, load_on_startup=None, external_signer=None):
|
|
if descriptors is None:
|
|
descriptors = self.descriptors
|
|
return self.__getattr__('createwallet')(wallet_name, disable_private_keys, blank, passphrase, avoid_reuse, descriptors, load_on_startup, external_signer)
|
|
|
|
def importprivkey(self, privkey, label=None, rescan=None):
|
|
wallet_info = self.getwalletinfo()
|
|
if 'descriptors' not in wallet_info or ('descriptors' in wallet_info and not wallet_info['descriptors']):
|
|
return self.__getattr__('importprivkey')(privkey, label, rescan)
|
|
desc = descsum_create('combo(' + privkey + ')')
|
|
req = [{
|
|
'desc': desc,
|
|
'timestamp': 0 if rescan else 'now',
|
|
'label': label if label else ''
|
|
}]
|
|
import_res = self.importdescriptors(req)
|
|
if not import_res[0]['success']:
|
|
raise JSONRPCException(import_res[0]['error'])
|
|
|
|
def addmultisigaddress(self, nrequired, keys, label=None, address_type=None):
|
|
wallet_info = self.getwalletinfo()
|
|
if 'descriptors' not in wallet_info or ('descriptors' in wallet_info and not wallet_info['descriptors']):
|
|
return self.__getattr__('addmultisigaddress')(nrequired, keys, label, address_type)
|
|
cms = self.createmultisig(nrequired, keys, address_type)
|
|
req = [{
|
|
'desc': cms['descriptor'],
|
|
'timestamp': 0,
|
|
'label': label if label else ''
|
|
}]
|
|
import_res = self.importdescriptors(req)
|
|
if not import_res[0]['success']:
|
|
raise JSONRPCException(import_res[0]['error'])
|
|
return cms
|
|
|
|
def importpubkey(self, pubkey, label=None, rescan=None):
|
|
wallet_info = self.getwalletinfo()
|
|
if 'descriptors' not in wallet_info or ('descriptors' in wallet_info and not wallet_info['descriptors']):
|
|
return self.__getattr__('importpubkey')(pubkey, label, rescan)
|
|
desc = descsum_create('combo(' + pubkey + ')')
|
|
req = [{
|
|
'desc': desc,
|
|
'timestamp': 0 if rescan else 'now',
|
|
'label': label if label else ''
|
|
}]
|
|
import_res = self.importdescriptors(req)
|
|
if not import_res[0]['success']:
|
|
raise JSONRPCException(import_res[0]['error'])
|
|
|
|
def importaddress(self, address, label=None, rescan=None, p2sh=None):
|
|
wallet_info = self.getwalletinfo()
|
|
if 'descriptors' not in wallet_info or ('descriptors' in wallet_info and not wallet_info['descriptors']):
|
|
return self.__getattr__('importaddress')(address, label, rescan, p2sh)
|
|
is_hex = False
|
|
try:
|
|
int(address ,16)
|
|
is_hex = True
|
|
desc = descsum_create('raw(' + address + ')')
|
|
except:
|
|
desc = descsum_create('addr(' + address + ')')
|
|
reqs = [{
|
|
'desc': desc,
|
|
'timestamp': 0 if rescan else 'now',
|
|
'label': label if label else ''
|
|
}]
|
|
if is_hex and p2sh:
|
|
reqs.append({
|
|
'desc': descsum_create('p2sh(raw(' + address + '))'),
|
|
'timestamp': 0 if rescan else 'now',
|
|
'label': label if label else ''
|
|
})
|
|
import_res = self.importdescriptors(reqs)
|
|
for res in import_res:
|
|
if not res['success']:
|
|
raise JSONRPCException(res['error'])
|