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test/functional/feature_config_args.py
593 строки
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w0xlt
init: ignore empty addnode values
27 июл 2026, 10:19
27 июл 2026, 10:19
69465de
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#!/usr/bin/env python3 # Copyright (c) 2017-present The Bitcoin Core developers # Distributed under the MIT software license, see the accompanying # file COPYING or http://www.opensource.org/licenses/mit-license.php. """Test various command line arguments and configuration file parameters.""" import os from pathlib import Path import platform import re import tempfile import time from test_framework.netutil import UNREACHABLE_PROXY_ARG from test_framework.test_framework import BitcoinTestFramework from test_framework.test_node import ErrorMatch from test_framework import util class ConfArgsTest(BitcoinTestFramework): def set_test_params(self): self.setup_clean_chain = True self.num_nodes = 1 # Prune to prevent disk space warning on CI systems with limited space, # when using networks other than regtest. self.extra_args = [["-prune=550"]] self.supports_cli = False self.wallet_names = [] self.disable_autoconnect = False self.uses_wallet = None # Overridden to avoid attempt to sync not yet started nodes. def setup_network(self): self.setup_nodes() # Overridden to not start nodes automatically - doing so is the # responsibility of each test function. def setup_nodes(self): self.add_nodes(self.num_nodes, self.extra_args) # Ensure a log file exists as TestNode.assert_debug_log() expects it. self.nodes[0].debug_log_path.parent.mkdir() self.nodes[0].debug_log_path.touch() def test_dir_config(self): self.log.info('Error should be emitted if config file is a directory') conf_path = self.nodes[0].datadir_path / 'bitcoin.conf' os.rename(conf_path, conf_path.with_suffix('.confbkp')) conf_path.mkdir() self.stop_node(0) self.nodes[0].assert_start_raises_init_error( extra_args=['-regtest'], expected_msg=f'Error: Error reading configuration file: Config file "{conf_path}" is a directory.', ) conf_path.rmdir() os.rename(conf_path.with_suffix('.confbkp'), conf_path) self.log.debug('Verifying includeconf directive pointing to directory is caught') with open(conf_path, 'a') as conf: conf.write(f'includeconf={self.nodes[0].datadir_path}\n') self.nodes[0].assert_start_raises_init_error( extra_args=['-regtest'], expected_msg=f'Error: Error reading configuration file: Included config file "{self.nodes[0].datadir_path}" is a directory.', ) self.nodes[0].replace_in_config([(f'includeconf={self.nodes[0].datadir_path}', '')]) def test_negated_config(self): self.log.info('Disabling configuration via -noconf') conf_path = self.nodes[0].datadir_path / 'bitcoin.conf' with open(conf_path) as conf: settings = [f'-{line.rstrip()}' for line in conf if len(line) > 1 and line[0] != '['] os.rename(conf_path, conf_path.with_suffix('.confbkp')) self.log.debug('Verifying garbage in config can be detected') with open(conf_path, 'a') as conf: conf.write('garbage\n') self.nodes[0].assert_start_raises_init_error( extra_args=['-regtest'], expected_msg='Error: Error reading configuration file: parse error on line 1: garbage', ) self.log.debug('Verifying that disabling of the config file means garbage inside of it does ' \ 'not prevent the node from starting, and message about existing config file is logged') ignored_file_message = [f'Data directory "{self.nodes[0].datadir_path}" contains a "bitcoin.conf" file which is explicitly ignored using -noconf.'] with self.nodes[0].assert_debug_log(expected_msgs=ignored_file_message): self.start_node(0, extra_args=settings + ['-noconf']) self.stop_node(0) self.log.debug('Verifying no message appears when removing config file') os.remove(conf_path) with self.nodes[0].assert_debug_log(expected_msgs=[], unexpected_msgs=ignored_file_message): self.start_node(0, extra_args=settings + ['-noconf']) self.stop_node(0) os.rename(conf_path.with_suffix('.confbkp'), conf_path) def test_config_file_parser(self): self.log.info('Test config file parser') # Check that startup fails if conf= is set in bitcoin.conf or in an included conf file bad_conf_file_path = self.nodes[0].datadir_path / "bitcoin_bad.conf" util.write_config(bad_conf_file_path, n=0, chain='', extra_config='conf=some.conf\n') conf_in_config_file_err = 'Error: Error reading configuration file: conf cannot be set in the configuration file; use includeconf= if you want to include additional config files' self.nodes[0].assert_start_raises_init_error( extra_args=[f'-conf={bad_conf_file_path}'], expected_msg=conf_in_config_file_err, ) inc_conf_file_path = self.nodes[0].datadir_path / 'include.conf' with open(self.nodes[0].datadir_path / 'bitcoin.conf', 'a') as conf: conf.write(f'includeconf={inc_conf_file_path}\n') with open(inc_conf_file_path, 'w') as conf: conf.write('conf=some.conf\n') self.nodes[0].assert_start_raises_init_error( expected_msg=conf_in_config_file_err, ) self.nodes[0].assert_start_raises_init_error( expected_msg='Error: Error parsing command line arguments: Invalid parameter -dash_cli=1', extra_args=['-dash_cli=1'], ) with open(inc_conf_file_path, 'w') as conf: conf.write('dash_conf=1\n') with self.nodes[0].assert_debug_log(expected_msgs=['Ignoring unknown configuration value dash_conf']): self.start_node(0) self.stop_node(0) with open(inc_conf_file_path, 'w') as conf: conf.write('reindex=1\n') with self.nodes[0].assert_debug_log(expected_msgs=["[warning] reindex=1 is set in the configuration file, which will significantly slow down startup. Consider removing or commenting out this option for better performance, unless there is currently a condition which makes rebuilding the indexes necessary"]): self.start_node(0) self.stop_node(0) with open(inc_conf_file_path, 'w') as conf: conf.write('-dash=1\n') self.nodes[0].assert_start_raises_init_error(expected_msg='Error: Error reading configuration file: parse error on line 1: -dash=1, options in configuration file must be specified without leading -') if self.is_wallet_compiled(): with open(inc_conf_file_path, 'w') as conf: conf.write("wallet=foo\n") self.nodes[0].assert_start_raises_init_error(expected_msg=f'Error: Config setting for -wallet only applied on {self.chain} network when in [{self.chain}] section.') main_conf_file_path = self.nodes[0].datadir_path / "bitcoin_main.conf" util.write_config(main_conf_file_path, n=0, chain='', extra_config=f'includeconf={inc_conf_file_path}\n') with open(inc_conf_file_path, 'w') as conf: conf.write('acceptnonstdtxn=1\n') self.nodes[0].assert_start_raises_init_error(extra_args=[f"-conf={main_conf_file_path}", "-allowignoredconf"], expected_msg='Error: acceptnonstdtxn is not currently supported for main chain') with open(inc_conf_file_path, 'w') as conf: conf.write('nono\n') self.nodes[0].assert_start_raises_init_error(expected_msg='Error: Error reading configuration file: parse error on line 1: nono, if you intended to specify a negated option, use nono=1 instead') with open(inc_conf_file_path, 'w') as conf: conf.write('server=1\nrpcuser=someuser\nrpcpassword=some#pass') self.nodes[0].assert_start_raises_init_error(expected_msg='Error: Error reading configuration file: parse error on line 3, using # in rpcpassword can be ambiguous and should be avoided') with open(inc_conf_file_path, 'w') as conf: conf.write('server=1\nrpcuser=someuser\nmain.rpcpassword=some#pass') self.nodes[0].assert_start_raises_init_error(expected_msg='Error: Error reading configuration file: parse error on line 3, using # in rpcpassword can be ambiguous and should be avoided') with open(inc_conf_file_path, 'w') as conf: conf.write('server=1\nrpcuser=someuser\n[main]\nrpcpassword=some#pass') self.nodes[0].assert_start_raises_init_error(expected_msg='Error: Error reading configuration file: parse error on line 4, using # in rpcpassword can be ambiguous and should be avoided') inc_conf_file2_path = self.nodes[0].datadir_path / 'include2.conf' with open(self.nodes[0].datadir_path / 'bitcoin.conf', 'a') as conf: conf.write(f'includeconf={inc_conf_file2_path}\n') with open(inc_conf_file_path, 'w') as conf: conf.write('testnot.datadir=1\n') with open(inc_conf_file2_path, 'w') as conf: conf.write('[testnet]\n') self.restart_node(0) self.nodes[0].stop_node(expected_stderr=f'Warning: {inc_conf_file_path}:1 Section [testnot] is not recognized.{os.linesep}{inc_conf_file2_path}:1 Section [testnet] is not recognized.') with open(inc_conf_file_path, 'w') as conf: conf.write('') # clear with open(inc_conf_file2_path, 'w') as conf: conf.write('') # clear def test_config_file_log(self): # Disable this test for windows currently because trying to override # the default datadir through the environment does not seem to work. if platform.system() == "Windows": return self.log.info('Test that correct configuration path is changed when configuration file changes the datadir') # Create a temporary directory that will be treated as the default data # directory by bitcoind. env, default_datadir = util.get_temp_default_datadir(Path(self.options.tmpdir, "test_config_file_log")) default_datadir.mkdir(parents=True) # Write a bitcoin.conf file in the default data directory containing a # datadir= line pointing at the node datadir. node = self.nodes[0] conf_text = node.bitcoinconf.read_text() conf_path = default_datadir / "bitcoin.conf" conf_path.write_text(f"datadir={node.datadir_path}\n{conf_text}") # Drop the node -datadir= argument during this test, because if it is # specified it would take precedence over the datadir setting in the # config file. node_args = node.args node.args = [arg for arg in node.args if not arg.startswith("-datadir=")] # Check that correct configuration file path is actually logged # (conf_path, not node.bitcoinconf) with self.nodes[0].assert_debug_log(expected_msgs=[f"Config file: {conf_path}"]): self.start_node(0, ["-allowignoredconf"], env=env) self.stop_node(0) # Restore node arguments after the test node.args = node_args def test_invalid_command_line_options(self): self.nodes[0].assert_start_raises_init_error( expected_msg='Error: Error parsing command line arguments: Can not set -proxy with no value. Please specify value with -proxy=value.', extra_args=['-proxy'], ) # Provide a value different from 1 to the -wallet negated option if self.is_wallet_compiled(): for value in [0, 'not_a_boolean']: self.nodes[0].assert_start_raises_init_error( expected_msg="Error: Invalid value detected for '-wallet' or '-nowallet'. '-wallet' requires a string value, while '-nowallet' accepts only '1' to disable all wallets", extra_args=[f'-nowallet={value}'], ) def test_log_buffer(self): with self.nodes[0].assert_debug_log(expected_msgs=["[warning] Parsed potentially confusing double-negative -listen=0\n"]): self.start_node(0, extra_args=['-nolisten=0']) self.stop_node(0) def test_args_log(self): self.log.info('Test config args logging') with self.nodes[0].assert_debug_log( expected_msgs=[ 'Command-line arg: addnode="some.node"', 'Command-line arg: rpcauth=****', 'Command-line arg: rpcpassword=****', 'Command-line arg: rpcuser=****', 'Command-line arg: torpassword=****', f'Config file arg: {self.chain}="1"', f'Config file arg: [{self.chain}] server="1"', ], unexpected_msgs=[ 'alice:f7efda5c189b999524f151318c0c86$d5b51b3beffbc0', 'secret-rpcuser', 'secret-torpassword', 'Command-line arg: rpcbind=****', 'Command-line arg: rpcallowip=****', ]): self.start_node(0, extra_args=[ '-addnode=some.node', '-rpcauth=alice:f7efda5c189b999524f151318c0c86$d5b51b3beffbc0', '-rpcbind=127.1.1.1', '-rpcbind=127.0.0.1', "-rpcallowip=127.0.0.1", '-rpcpassword=', '-rpcuser=secret-rpcuser', '-torpassword=secret-torpassword', UNREACHABLE_PROXY_ARG, ]) self.stop_node(0) def test_empty_addnode(self): self.log.info("Test empty addnode configuration values are ignored") node = self.nodes[0] util.append_config(node.datadir_path, ["addnode="]) with node.assert_debug_log(expected_msgs=["Ignoring empty -addnode value"]): # Values consisting of whitespace only are trimmed away by the # config file parser, so they can only be passed on the command # line. Non-empty values are unaffected. self.start_node(0, extra_args=["-addnode= ", "-addnode=some.node"]) util.assert_equal([added["addednode"] for added in node.getaddednodeinfo()], ["some.node"]) self.stop_node(0) node.replace_in_config([("addnode=\n", "")]) def test_networkactive(self): self.log.info('Test -networkactive option') with self.nodes[0].assert_debug_log(expected_msgs=['SetNetworkActive: true\n']): self.start_node(0) self.stop_node(0) with self.nodes[0].assert_debug_log(expected_msgs=['SetNetworkActive: true\n']): self.start_node(0, extra_args=['-networkactive']) self.stop_node(0) with self.nodes[0].assert_debug_log(expected_msgs=['SetNetworkActive: true\n']): self.start_node(0, extra_args=['-networkactive=1']) self.stop_node(0) with self.nodes[0].assert_debug_log(expected_msgs=['SetNetworkActive: false\n']): self.start_node(0, extra_args=['-networkactive=0']) self.stop_node(0) with self.nodes[0].assert_debug_log(expected_msgs=['SetNetworkActive: false\n']): self.start_node(0, extra_args=['-nonetworkactive']) self.stop_node(0) with self.nodes[0].assert_debug_log(expected_msgs=['SetNetworkActive: false\n']): self.start_node(0, extra_args=['-nonetworkactive=1']) self.stop_node(0) def test_seed_peers(self): self.log.info('Test seed peers') default_data_dir = self.nodes[0].datadir_path peer_dat = default_data_dir / 'peers.dat' # No peers.dat exists and -dnsseed=1 # We expect the node will use DNS Seeds, but Regtest mode does not have # any valid DNS seeds. So after 60 seconds, the node should fallback to # fixed seeds assert not peer_dat.exists() start = int(time.time()) with self.nodes[0].assert_debug_log( expected_msgs=[ "Loaded 0 addresses from peers.dat", "0 addresses found from DNS seeds", "opencon thread start", # Ensure ThreadOpenConnections::start time is properly set ], timeout=10, ): self.start_node(0, extra_args=['-dnsseed=1', '-fixedseeds=1', f'-mocktime={start}', UNREACHABLE_PROXY_ARG]) # Only regtest has no fixed seeds. To avoid connections to random # nodes, regtest is the only network where it is safe to enable # -fixedseeds in tests util.assert_equal(self.nodes[0].getblockchaininfo()['chain'],'regtest') with self.nodes[0].assert_debug_log(expected_msgs=[ "Adding fixed seeds as 60 seconds have passed and addrman is empty", ], timeout=2): self.nodes[0].setmocktime(start + 65) self.stop_node(0) # No peers.dat exists and -dnsseed=0 # We expect the node will fallback immediately to fixed seeds # An empty -addnode value is ignored, so it must not delay the fallback # either. assert not peer_dat.exists() with self.nodes[0].assert_debug_log(expected_msgs=[ "Loaded 0 addresses from peers.dat", "DNS seeding disabled", "Adding fixed seeds as -dnsseed=0 (or IPv4/IPv6 connections are disabled via -onlynet) and neither -addnode nor -seednode are provided\n", ], timeout=2): self.start_node(0, extra_args=['-dnsseed=0', '-fixedseeds=1', '-addnode=']) self.stop_node(0) self.nodes[0].assert_start_raises_init_error(['-dnsseed=1', '-onlynet=i2p', '-i2psam=127.0.0.1:7656'], "Error: Incompatible options: -dnsseed=1 was explicitly specified, but -onlynet forbids connections to IPv4/IPv6") # No peers.dat exists and dns seeds are disabled. # We expect the node will not add fixed seeds when explicitly disabled. assert not peer_dat.exists() with self.nodes[0].assert_debug_log(expected_msgs=[ "Loaded 0 addresses from peers.dat", "DNS seeding disabled", "Fixed seeds are disabled", ], timeout=2): self.start_node(0, extra_args=['-dnsseed=0', '-fixedseeds=0']) self.stop_node(0) # No peers.dat exists and -dnsseed=0, but a -addnode is provided # We expect the node will allow 60 seconds prior to using fixed seeds assert not peer_dat.exists() start = int(time.time()) with self.nodes[0].assert_debug_log( expected_msgs=[ "Loaded 0 addresses from peers.dat", "DNS seeding disabled", "opencon thread start", # Ensure ThreadOpenConnections::start time is properly set ], timeout=10, ): self.start_node(0, extra_args=['-dnsseed=0', '-fixedseeds=1', '-addnode=fakenodeaddr', f'-mocktime={start}', UNREACHABLE_PROXY_ARG]) with self.nodes[0].assert_debug_log(expected_msgs=[ "Adding fixed seeds as 60 seconds have passed and addrman is empty", ], timeout=2): self.nodes[0].setmocktime(start + 65) self.stop_node(0) def test_connect_with_seednode(self): self.log.info('Test -connect with -seednode') seednode_ignored = ['-seednode is ignored when -connect is used\n'] dnsseed_ignored = ['-dnsseed is ignored when -connect is used and -proxy is specified\n'] addcon_thread_started = ['addcon thread start\n'] dnsseed_disabled = "parameter interaction: -connect or -maxconnections=0 set -> setting -dnsseed=0" listen_disabled = "parameter interaction: -connect or -maxconnections=0 set -> setting -listen=0" # When -connect is supplied, expanding addrman via getaddr calls to ADDR_FETCH(-seednode) # nodes is irrelevant and -seednode is ignored. with self.nodes[0].assert_debug_log(expected_msgs=seednode_ignored): self.start_node(0, extra_args=['-connect=fakeaddress1', '-seednode=fakeaddress2', UNREACHABLE_PROXY_ARG]) # With -proxy, an ADDR_FETCH connection is made to a peer that the dns seed resolves to. # ADDR_FETCH connections are not used when -connect is used. with self.nodes[0].assert_debug_log(expected_msgs=dnsseed_ignored): self.restart_node(0, extra_args=['-connect=fakeaddress1', '-dnsseed=1', UNREACHABLE_PROXY_ARG]) # If the user did not disable -dnsseed, but it was soft-disabled because they provided -connect, # they shouldn't see a warning about -dnsseed being ignored. with self.nodes[0].assert_debug_log(expected_msgs=addcon_thread_started, unexpected_msgs=dnsseed_ignored, timeout=2): self.restart_node(0, extra_args=['-connect=fakeaddress1', UNREACHABLE_PROXY_ARG]) # We have to supply expected_msgs as it's a required argument # The expected_msg must be something we are confident will be logged after the unexpected_msg # These cases test for -connect being supplied but only to disable it for connect_arg in ['-connect=0', '-noconnect']: with self.nodes[0].assert_debug_log(expected_msgs=addcon_thread_started, unexpected_msgs=seednode_ignored, timeout=2): self.restart_node(0, extra_args=[connect_arg, '-seednode=fakeaddress2']) # Make sure -noconnect soft-disables -listen and -dnsseed. # Need to temporarily remove these settings from the config file in # order for the two log messages to appear self.nodes[0].replace_in_config([("bind=", "#bind="), ("dnsseed=", "#dnsseed=")]) with self.nodes[0].assert_debug_log(expected_msgs=[dnsseed_disabled, listen_disabled]): self.restart_node(0, extra_args=[connect_arg]) self.nodes[0].replace_in_config([("#bind=", "bind="), ("#dnsseed=", "dnsseed=")]) # Make sure -proxy and -noconnect warn about -dnsseed setting being # ignored, just like -proxy and -connect do. with self.nodes[0].assert_debug_log(expected_msgs=dnsseed_ignored): self.restart_node(0, extra_args=[connect_arg, '-dnsseed', '-proxy=localhost:1080']) self.stop_node(0) def test_privatebroadcast(self): self.log.info("Test that an invalid usage of -privatebroadcast throws an init error") self.stop_node(0) # -privatebroadcast init error: Tor/I2P not reachable at startup self.nodes[0].assert_start_raises_init_error( extra_args=["-privatebroadcast"], expected_msg=( "Error: Private broadcast of own transactions requested (-privatebroadcast), " "but none of Tor or I2P networks is reachable")) # -privatebroadcast init error: incompatible with -connect self.nodes[0].assert_start_raises_init_error( extra_args=["-privatebroadcast", "-connect=127.0.0.1:8333", "-onion=127.0.0.1:9050"], expected_msg=( "Error: Private broadcast of own transactions requested (-privatebroadcast), but -connect is also configured. " "They are incompatible because the private broadcast needs to open new connections to randomly " "chosen Tor or I2P peers. Consider using -maxconnections=0 -addnode=... instead")) # Warning case: private broadcast allowed, but -proxyrandomize=0 triggers a privacy warning self.start_node(0, extra_args=["-privatebroadcast", "-onion=127.0.0.1:9050", "-proxyrandomize=0"]) self.stop_node(0, expected_stderr=( "Warning: Private broadcast of own transactions requested (-privatebroadcast) and " "-proxyrandomize is disabled. Tor circuits for private broadcast connections may " "be correlated to other connections over Tor. For maximum privacy set -proxyrandomize=1.")) def test_ignored_conf(self): self.log.info('Test error is triggered when the datadir in use contains a bitcoin.conf file that would be ignored ' 'because a conflicting -conf file argument is passed.') node = self.nodes[0] with tempfile.NamedTemporaryFile(dir=self.options.tmpdir, mode="wt", delete=False) as temp_conf: temp_conf.write(f"datadir={node.datadir_path}\n") node.assert_start_raises_init_error([f"-conf={temp_conf.name}"], re.escape( f'Error: Data directory "{node.datadir_path}" contains a "bitcoin.conf" file which is ignored, because a ' f'different configuration file "{temp_conf.name}" from command line argument "-conf={temp_conf.name}" ' f'is being used instead.') + r"[\s\S]*", match=ErrorMatch.FULL_REGEX) # Test that passing a redundant -conf command line argument pointing to # the same bitcoin.conf that would be loaded anyway does not trigger an # error. self.start_node(0, [f'-conf={node.datadir_path}/bitcoin.conf']) self.stop_node(0) def test_ignored_default_conf(self): # Disable this test for windows currently because trying to override # the default datadir through the environment does not seem to work. if platform.system() == "Windows": return self.log.info('Test error is triggered when bitcoin.conf in the default data directory sets another datadir ' 'and it contains a different bitcoin.conf file that would be ignored') # Create a temporary directory that will be treated as the default data # directory by bitcoind. env, default_datadir = util.get_temp_default_datadir(Path(self.options.tmpdir, "home")) default_datadir.mkdir(parents=True) # Write a bitcoin.conf file in the default data directory containing a # datadir= line pointing at the node datadir. This will trigger a # startup error because the node datadir contains a different # bitcoin.conf that would be ignored. node = self.nodes[0] (default_datadir / "bitcoin.conf").write_text(f"datadir={node.datadir_path}\n") # Drop the node -datadir= argument during this test, because if it is # specified it would take precedence over the datadir setting in the # config file. node_args = node.args node.args = [arg for arg in node.args if not arg.startswith("-datadir=")] node.assert_start_raises_init_error([], re.escape( f'Error: Data directory "{node.datadir_path}" contains a "bitcoin.conf" file which is ignored, because a ' f'different configuration file "{default_datadir}/bitcoin.conf" from data directory "{default_datadir}" ' f'is being used instead.') + r"[\s\S]*", env=env, match=ErrorMatch.FULL_REGEX) node.args = node_args def test_acceptstalefeeestimates_arg_support(self): self.log.info("Test -acceptstalefeeestimates option support") conf_file = self.nodes[0].datadir_path / "bitcoin.conf" for chain, chain_name in {("main", ""), ("test", "testnet3"), ("signet", "signet"), ("testnet4", "testnet4")}: util.write_config(conf_file, n=0, chain=chain_name, extra_config='acceptstalefeeestimates=1\n') self.nodes[0].assert_start_raises_init_error(expected_msg=f'Error: acceptstalefeeestimates is not supported on {chain} chain.') util.write_config(conf_file, n=0, chain="regtest") # Reset to regtest def test_testnet3_deprecation_msg(self): self.log.info("Test testnet3 deprecation warning") t3_warning_log = "Warning: Support for testnet3 is deprecated and will be removed in an upcoming release. Consider switching to testnet4." self.log.debug("Testnet3 node will log the deprecation warning") self.nodes[0].chain = 'testnet3' self.nodes[0].replace_in_config([('regtest=', 'testnet='), ('[regtest]', '[test]')]) with self.nodes[0].assert_debug_log([t3_warning_log]): self.start_node(0) self.stop_node(0) self.log.debug("Testnet4 node will not log the deprecation warning") self.nodes[0].chain = 'testnet4' self.nodes[0].replace_in_config([('testnet=', 'testnet4='), ('[test]', '[testnet4]')]) with self.nodes[0].assert_debug_log([], unexpected_msgs=[t3_warning_log]): self.start_node(0) self.stop_node(0) self.log.debug("Reset to regtest") self.nodes[0].chain = 'regtest' self.nodes[0].replace_in_config([('testnet4=', 'regtest='), ('[testnet4]', '[regtest]')]) def run_test(self): self.test_log_buffer() self.test_args_log() self.test_empty_addnode() self.test_seed_peers() self.test_networkactive() self.test_connect_with_seednode() self.test_privatebroadcast() self.test_dir_config() self.test_negated_config() self.test_config_file_parser() self.test_config_file_log() self.test_invalid_command_line_options() self.test_ignored_conf() self.test_ignored_default_conf() self.test_acceptstalefeeestimates_arg_support() self.test_testnet3_deprecation_msg() # Remove the -datadir argument so it doesn't override the config file self.nodes[0].args = [arg for arg in self.nodes[0].args if not arg.startswith("-datadir")] default_data_dir = self.nodes[0].datadir_path new_data_dir = default_data_dir / 'newdatadir' new_data_dir_2 = default_data_dir / 'newdatadir2' # Check that using -datadir argument on non-existent directory fails self.nodes[0].datadir_path = new_data_dir self.nodes[0].assert_start_raises_init_error([f'-datadir={new_data_dir}'], f'Error: Specified data directory "{new_data_dir}" does not exist.') # Check that using non-existent datadir in conf file fails conf_file = default_data_dir / "bitcoin.conf" # datadir needs to be set before [chain] section with open(conf_file) as f: conf_file_contents = f.read() with open(conf_file, 'w') as f: f.write(f"datadir={new_data_dir}\n") f.write(conf_file_contents) self.nodes[0].assert_start_raises_init_error([f'-conf={conf_file}'], f'Error: Error reading configuration file: specified data directory "{new_data_dir}" does not exist.') # Check that an explicitly specified config file that cannot be opened fails none_existent_conf_file = default_data_dir / "none_existent_bitcoin.conf" self.nodes[0].assert_start_raises_init_error(['-conf=' + f'{none_existent_conf_file}'], 'Error: Error reading configuration file: specified config file "' + f'{none_existent_conf_file}' + '" could not be opened.') # Create the directory and ensure the config file now works new_data_dir.mkdir() self.start_node(0, [f'-conf={conf_file}']) self.stop_node(0) assert (new_data_dir / self.chain / 'blocks').exists() # Ensure command line argument overrides datadir in conf new_data_dir_2.mkdir() self.nodes[0].datadir_path = new_data_dir_2 self.start_node(0, [f'-datadir={new_data_dir_2}', f'-conf={conf_file}']) assert (new_data_dir_2 / self.chain / 'blocks').exists() if __name__ == '__main__': ConfArgsTest(__file__).main()