#!/usr/bin/env python3 # Copyright (c) 2017-2020 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 test_framework.test_framework import BitcoinTestFramework class ConfArgsTest(BitcoinTestFramework): def set_test_params(self): self.setup_clean_chain = True self.num_nodes = 1 self.supports_cli = False def test_config_file_parser(self): # Assume node is stopped inc_conf_file_path = os.path.join(self.nodes[0].datadir, 'include.conf') with open(os.path.join(self.nodes[0].datadir, 'bitcoin.conf'), 'a', encoding='utf-8') as conf: conf.write('includeconf={}\n'.format(inc_conf_file_path)) self.nodes[0].assert_start_raises_init_error( expected_msg='Error: Error parsing command line arguments: Invalid parameter -dash_cli', extra_args=['-dash_cli=1'], ) with open(inc_conf_file_path, 'w', encoding='utf-8') 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', encoding='utf-8') 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', encoding='utf8') as conf: conf.write("wallet=foo\n") self.nodes[0].assert_start_raises_init_error(expected_msg='Error: Config setting for -wallet only applied on regtest network when in [regtest] section.') with open(inc_conf_file_path, 'w', encoding='utf-8') as conf: conf.write('regtest=0\n') # mainnet conf.write('acceptnonstdtxn=1\n') self.nodes[0].assert_start_raises_init_error(expected_msg='Error: acceptnonstdtxn is not currently supported for main chain') with open(inc_conf_file_path, 'w', encoding='utf-8') 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', encoding='utf-8') 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', encoding='utf-8') 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', encoding='utf-8') 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 = os.path.join(self.nodes[0].datadir, 'include2.conf') with open(os.path.join(self.nodes[0].datadir, 'bitcoin.conf'), 'a', encoding='utf-8') as conf: conf.write('includeconf={}\n'.format(inc_conf_file2_path)) with open(inc_conf_file_path, 'w', encoding='utf-8') as conf: conf.write('testnot.datadir=1\n') with open(inc_conf_file2_path, 'w', encoding='utf-8') as conf: conf.write('[testnet]\n') self.restart_node(0) self.nodes[0].stop_node(expected_stderr='Warning: ' + inc_conf_file_path + ':1 Section [testnot] is not recognized.' + os.linesep + 'Warning: ' + inc_conf_file2_path + ':1 Section [testnet] is not recognized.') with open(inc_conf_file_path, 'w', encoding='utf-8') as conf: conf.write('') # clear with open(inc_conf_file2_path, 'w', encoding='utf-8') as conf: conf.write('') # clear def test_log_buffer(self): with self.nodes[0].assert_debug_log(expected_msgs=['Warning: parsed potentially confusing double-negative -connect=0\n']): self.start_node(0, extra_args=['-noconnect=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: rpcbind=****', 'Command-line arg: rpcpassword=****', 'Command-line arg: rpcuser=****', 'Command-line arg: torpassword=****', 'Config file arg: regtest="1"', 'Config file arg: [regtest] server="1"', ], unexpected_msgs=[ 'alice:f7efda5c189b999524f151318c0c86$d5b51b3beffbc0', '127.1.1.1', 'secret-rpcuser', 'secret-torpassword', ]): self.start_node(0, extra_args=[ '-addnode=some.node', '-rpcauth=alice:f7efda5c189b999524f151318c0c86$d5b51b3beffbc0', '-rpcbind=127.1.1.1', '-rpcpassword=', '-rpcuser=secret-rpcuser', '-torpassword=secret-torpassword', ]) self.stop_node(0) def run_test(self): self.stop_node(0) self.test_log_buffer() self.test_args_log() self.test_config_file_parser() # 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 new_data_dir = os.path.join(default_data_dir, 'newdatadir') new_data_dir_2 = os.path.join(default_data_dir, 'newdatadir2') # Check that using -datadir argument on non-existent directory fails self.nodes[0].datadir = new_data_dir self.nodes[0].assert_start_raises_init_error(['-datadir=' + new_data_dir], 'Error: Specified data directory "' + new_data_dir + '" does not exist.') # Check that using non-existent datadir in conf file fails conf_file = os.path.join(default_data_dir, "bitcoin.conf") # datadir needs to be set before [regtest] section conf_file_contents = open(conf_file, encoding='utf8').read() with open(conf_file, 'w', encoding='utf8') as f: f.write("datadir=" + new_data_dir + "\n") f.write(conf_file_contents) self.nodes[0].assert_start_raises_init_error(['-conf=' + conf_file], 'Error: Error reading configuration file: specified data directory "' + new_data_dir + '" does not exist.') # Create the directory and ensure the config file now works os.mkdir(new_data_dir) self.start_node(0, ['-conf='+conf_file, '-wallet=w1']) self.stop_node(0) assert os.path.exists(os.path.join(new_data_dir, 'regtest', 'blocks')) if self.is_wallet_compiled(): assert os.path.exists(os.path.join(new_data_dir, 'regtest', 'wallets', 'w1')) # Ensure command line argument overrides datadir in conf os.mkdir(new_data_dir_2) self.nodes[0].datadir = new_data_dir_2 self.start_node(0, ['-datadir='+new_data_dir_2, '-conf='+conf_file, '-wallet=w2']) assert os.path.exists(os.path.join(new_data_dir_2, 'regtest', 'blocks')) if self.is_wallet_compiled(): assert os.path.exists(os.path.join(new_data_dir_2, 'regtest', 'wallets', 'w2')) if __name__ == '__main__': ConfArgsTest().main()