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bitcoin/test/functional/interface_bitcoin_cli.py

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#!/usr/bin/env python3
# Copyright (c) 2017-2022 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 bitcoin-cli"""
from decimal import Decimal
import re
from test_framework.blocktools import COINBASE_MATURITY
from test_framework.netutil import test_ipv6_local
from test_framework.test_framework import BitcoinTestFramework
from test_framework.util import (
assert_equal,
assert_greater_than_or_equal,
assert_raises_process_error,
assert_raises_rpc_error,
get_auth_cookie,
rpc_port,
)
import time
# The block reward of coinbaseoutput.nValue (50) BTC/block matures after
# COINBASE_MATURITY (100) blocks. Therefore, after mining 101 blocks we expect
# node 0 to have a balance of (BLOCKS - COINBASE_MATURITY) * 50 BTC/block.
BLOCKS = COINBASE_MATURITY + 1
BALANCE = (BLOCKS - 100) * 50
JSON_PARSING_ERROR = 'error: Error parsing JSON: foo'
BLOCKS_VALUE_OF_ZERO = 'error: the first argument (number of blocks to generate, default: 1) must be an integer value greater than zero'
TOO_MANY_ARGS = 'error: too many arguments (maximum 2 for nblocks and maxtries)'
WALLET_NOT_LOADED = 'Requested wallet does not exist or is not loaded'
WALLET_NOT_SPECIFIED = (
"Multiple wallets are loaded. Please select which wallet to use by requesting the RPC "
"through the /wallet/<walletname> URI path. Or for the CLI, specify the \"-rpcwallet=<walletname>\" "
"option before the command (run \"bitcoin-cli -h\" for help or \"bitcoin-cli listwallets\" to see "
"which wallets are currently loaded)."
)
def cli_get_info_string_to_dict(cli_get_info_string):
"""Helper method to convert human-readable -getinfo into a dictionary"""
cli_get_info = {}
lines = cli_get_info_string.splitlines()
line_idx = 0
ansi_escape = re.compile(r'(\x9B|\x1B\[)[0-?]*[ -\/]*[@-~]')
while line_idx < len(lines):
# Remove ansi colour code
line = ansi_escape.sub('', lines[line_idx])
if "Balances" in line:
# When "Balances" appears in a line, all of the following lines contain "balance: wallet" until an empty line
cli_get_info["Balances"] = {}
while line_idx < len(lines) and not (lines[line_idx + 1] == ''):
line_idx += 1
balance, wallet = lines[line_idx].strip().split(" ")
# Remove right justification padding
wallet = wallet.strip()
if wallet == '""':
# Set default wallet("") to empty string
wallet = ''
cli_get_info["Balances"][wallet] = balance.strip()
elif ": " in line:
key, value = line.split(": ")
if key == 'Wallet' and value == '""':
# Set default wallet("") to empty string
value = ''
if key == "Proxies" and value == "n/a":
# Set N/A to empty string to represent no proxy
value = ''
cli_get_info[key.strip()] = value.strip()
line_idx += 1
return cli_get_info
class TestBitcoinCli(BitcoinTestFramework):
def add_options(self, parser):
self.add_wallet_options(parser)
def set_test_params(self):
self.setup_clean_chain = True
self.num_nodes = 1
def skip_test_if_missing_module(self):
self.skip_if_no_cli()
def run_test(self):
"""Main test logic"""
self.generate(self.nodes[0], BLOCKS)
self.log.info("Compare responses from getblockchaininfo RPC and `bitcoin-cli getblockchaininfo`")
cli_response = self.nodes[0].cli.getblockchaininfo()
rpc_response = self.nodes[0].getblockchaininfo()
assert_equal(cli_response, rpc_response)
self.log.info("Test named arguments")
assert_equal(self.nodes[0].cli.echo(0, 1, arg3=3, arg5=5), ['0', '1', None, '3', None, '5'])
assert_raises_rpc_error(-8, "Parameter arg1 specified twice both as positional and named argument", self.nodes[0].cli.echo, 0, 1, arg1=1)
assert_raises_rpc_error(-8, "Parameter arg1 specified twice both as positional and named argument", self.nodes[0].cli.echo, 0, None, 2, arg1=1)
self.log.info("Test that later cli named arguments values silently overwrite earlier ones")
assert_equal(self.nodes[0].cli("-named", "echo", "arg0=0", "arg1=1", "arg2=2", "arg1=3").send_cli(), ['0', '3', '2'])
assert_raises_rpc_error(-8, "Parameter args specified multiple times", self.nodes[0].cli("-named", "echo", "args=[0,1,2,3]", "4", "5", "6", ).send_cli)
user, password = get_auth_cookie(self.nodes[0].datadir_path, self.chain)
self.log.info("Test -stdinrpcpass option")
assert_equal(BLOCKS, self.nodes[0].cli(f'-rpcuser={user}', '-stdinrpcpass', input=password).getblockcount())
assert_raises_process_error(1, 'Incorrect rpcuser or rpcpassword', self.nodes[0].cli(f'-rpcuser={user}', '-stdinrpcpass', input='foo').echo)
self.log.info("Test -stdin and -stdinrpcpass")
assert_equal(['foo', 'bar'], self.nodes[0].cli(f'-rpcuser={user}', '-stdin', '-stdinrpcpass', input=f'{password}\nfoo\nbar').echo())
assert_raises_process_error(1, 'Incorrect rpcuser or rpcpassword', self.nodes[0].cli(f'-rpcuser={user}', '-stdin', '-stdinrpcpass', input='foo').echo)
self.log.info("Test connecting to a non-existing server")
assert_raises_process_error(1, "Could not connect to the server", self.nodes[0].cli('-rpcport=1').echo)
self.log.info("Test handling of invalid ports in rpcconnect")
assert_raises_process_error(1, "Invalid port provided in -rpcconnect: 127.0.0.1:notaport", self.nodes[0].cli("-rpcconnect=127.0.0.1:notaport").echo)
assert_raises_process_error(1, "Invalid port provided in -rpcconnect: 127.0.0.1:-1", self.nodes[0].cli("-rpcconnect=127.0.0.1:-1").echo)
assert_raises_process_error(1, "Invalid port provided in -rpcconnect: 127.0.0.1:0", self.nodes[0].cli("-rpcconnect=127.0.0.1:0").echo)
assert_raises_process_error(1, "Invalid port provided in -rpcconnect: 127.0.0.1:65536", self.nodes[0].cli("-rpcconnect=127.0.0.1:65536").echo)
self.log.info("Checking for IPv6")
have_ipv6 = test_ipv6_local()
if not have_ipv6:
self.log.info("Skipping IPv6 tests")
if have_ipv6:
assert_raises_process_error(1, "Invalid port provided in -rpcconnect: [::1]:notaport", self.nodes[0].cli("-rpcconnect=[::1]:notaport").echo)
assert_raises_process_error(1, "Invalid port provided in -rpcconnect: [::1]:-1", self.nodes[0].cli("-rpcconnect=[::1]:-1").echo)
assert_raises_process_error(1, "Invalid port provided in -rpcconnect: [::1]:0", self.nodes[0].cli("-rpcconnect=[::1]:0").echo)
assert_raises_process_error(1, "Invalid port provided in -rpcconnect: [::1]:65536", self.nodes[0].cli("-rpcconnect=[::1]:65536").echo)
self.log.info("Test handling of invalid ports in rpcport")
assert_raises_process_error(1, "Invalid port provided in -rpcport: notaport", self.nodes[0].cli("-rpcport=notaport").echo)
assert_raises_process_error(1, "Invalid port provided in -rpcport: -1", self.nodes[0].cli("-rpcport=-1").echo)
assert_raises_process_error(1, "Invalid port provided in -rpcport: 0", self.nodes[0].cli("-rpcport=0").echo)
assert_raises_process_error(1, "Invalid port provided in -rpcport: 65536", self.nodes[0].cli("-rpcport=65536").echo)
self.log.info("Test port usage preferences")
node_rpc_port = rpc_port(self.nodes[0].index)
# Prevent bitcoin-cli from using existing rpcport in conf
conf_rpcport = "rpcport=" + str(node_rpc_port)
self.nodes[0].replace_in_config([(conf_rpcport, "#" + conf_rpcport)])
# prefer rpcport over rpcconnect
assert_raises_process_error(1, "Could not connect to the server 127.0.0.1:1", self.nodes[0].cli(f"-rpcconnect=127.0.0.1:{node_rpc_port}", "-rpcport=1").echo)
if have_ipv6:
assert_raises_process_error(1, "Could not connect to the server ::1:1", self.nodes[0].cli(f"-rpcconnect=[::1]:{node_rpc_port}", "-rpcport=1").echo)
assert_equal(BLOCKS, self.nodes[0].cli("-rpcconnect=127.0.0.1:18999", f'-rpcport={node_rpc_port}').getblockcount())
if have_ipv6:
assert_equal(BLOCKS, self.nodes[0].cli("-rpcconnect=[::1]:18999", f'-rpcport={node_rpc_port}').getblockcount())
# prefer rpcconnect port over default
assert_equal(BLOCKS, self.nodes[0].cli(f"-rpcconnect=127.0.0.1:{node_rpc_port}").getblockcount())
if have_ipv6:
assert_equal(BLOCKS, self.nodes[0].cli(f"-rpcconnect=[::1]:{node_rpc_port}").getblockcount())
# prefer rpcport over default
assert_equal(BLOCKS, self.nodes[0].cli(f'-rpcport={node_rpc_port}').getblockcount())
# Re-enable rpcport in conf if present
self.nodes[0].replace_in_config([("#" + conf_rpcport, conf_rpcport)])
self.log.info("Test connecting with non-existing RPC cookie file")
assert_raises_process_error(1, "Could not locate RPC credentials", self.nodes[0].cli('-rpccookiefile=does-not-exist', '-rpcpassword=').echo)
self.log.info("Test -getinfo with arguments fails")
assert_raises_process_error(1, "-getinfo takes no arguments", self.nodes[0].cli('-getinfo').help)
self.log.info("Test -getinfo with -color=never does not return ANSI escape codes")
assert "\u001b[0m" not in self.nodes[0].cli('-getinfo', '-color=never').send_cli()
self.log.info("Test -getinfo with -color=always returns ANSI escape codes")
assert "\u001b[0m" in self.nodes[0].cli('-getinfo', '-color=always').send_cli()
self.log.info("Test -getinfo with invalid value for -color option")
assert_raises_process_error(1, "Invalid value for -color option. Valid values: always, auto, never.", self.nodes[0].cli('-getinfo', '-color=foo').send_cli)
self.log.info("Test -getinfo returns expected network and blockchain info")
if self.is_specified_wallet_compiled():
self.import_deterministic_coinbase_privkeys()
self.nodes[0].encryptwallet(password)
cli_get_info_string = self.nodes[0].cli('-getinfo').send_cli()
cli_get_info = cli_get_info_string_to_dict(cli_get_info_string)
network_info = self.nodes[0].getnetworkinfo()
blockchain_info = self.nodes[0].getblockchaininfo()
assert_equal(int(cli_get_info['Version']), network_info['version'])
assert_equal(cli_get_info['Verification progress'], "%.4f%%" % (blockchain_info['verificationprogress'] * 100))
assert_equal(int(cli_get_info['Blocks']), blockchain_info['blocks'])
assert_equal(int(cli_get_info['Headers']), blockchain_info['headers'])
assert_equal(int(cli_get_info['Time offset (s)']), network_info['timeoffset'])
expected_network_info = f"in {network_info['connections_in']}, out {network_info['connections_out']}, total {network_info['connections']}"
assert_equal(cli_get_info["Network"], expected_network_info)
assert_equal(cli_get_info['Proxies'], network_info['networks'][0]['proxy'])
assert_equal(Decimal(cli_get_info['Difficulty']), blockchain_info['difficulty'])
assert_equal(cli_get_info['Chain'], blockchain_info['chain'])
self.log.info("Test -getinfo and bitcoin-cli return all proxies")
self.restart_node(0, extra_args=["-proxy=127.0.0.1:9050", "-i2psam=127.0.0.1:7656"])
network_info = self.nodes[0].getnetworkinfo()
cli_get_info_string = self.nodes[0].cli('-getinfo').send_cli()
cli_get_info = cli_get_info_string_to_dict(cli_get_info_string)
assert_equal(cli_get_info["Proxies"], "127.0.0.1:9050 (ipv4, ipv6, onion, cjdns), 127.0.0.1:7656 (i2p)")
if self.is_specified_wallet_compiled():
self.log.info("Test -getinfo and bitcoin-cli getwalletinfo return expected wallet info")
# Explicitly set the output type in order to have consistent tx vsize / fees
# for both legacy and descriptor wallets (disables the change address type detection algorithm)
self.restart_node(0, extra_args=["-addresstype=bech32", "-changetype=bech32"])
assert_equal(Decimal(cli_get_info['Balance']), BALANCE)
assert 'Balances' not in cli_get_info_string
wallet_info = self.nodes[0].getwalletinfo()
assert_equal(int(cli_get_info['Keypool size']), wallet_info['keypoolsize'])
assert_equal(int(cli_get_info['Unlocked until']), wallet_info['unlocked_until'])
assert_equal(Decimal(cli_get_info['Transaction fee rate (-paytxfee) (BTC/kvB)']), wallet_info['paytxfee'])
assert_equal(Decimal(cli_get_info['Min tx relay fee rate (BTC/kvB)']), network_info['relayfee'])
assert_equal(self.nodes[0].cli.getwalletinfo(), wallet_info)
# Setup to test -getinfo, -generate, and -rpcwallet= with multiple wallets.
wallets = [self.default_wallet_name, 'Encrypted', 'secret']
amounts = [BALANCE + Decimal('9.999928'), Decimal(9), Decimal(31)]
self.nodes[0].createwallet(wallet_name=wallets[1])
self.nodes[0].createwallet(wallet_name=wallets[2])
w1 = self.nodes[0].get_wallet_rpc(wallets[0])
w2 = self.nodes[0].get_wallet_rpc(wallets[1])
w3 = self.nodes[0].get_wallet_rpc(wallets[2])
rpcwallet2 = f'-rpcwallet={wallets[1]}'
rpcwallet3 = f'-rpcwallet={wallets[2]}'
w1.walletpassphrase(password, self.rpc_timeout)
w2.encryptwallet(password)
w1.sendtoaddress(w2.getnewaddress(), amounts[1])
w1.sendtoaddress(w3.getnewaddress(), amounts[2])
# Mine a block to confirm; adds a block reward (50 BTC) to the default wallet.
self.generate(self.nodes[0], 1)
self.log.info("Test -getinfo with multiple wallets and -rpcwallet returns specified wallet balance")
for i in range(len(wallets)):
cli_get_info_string = self.nodes[0].cli('-getinfo', f'-rpcwallet={wallets[i]}').send_cli()
cli_get_info = cli_get_info_string_to_dict(cli_get_info_string)
assert 'Balances' not in cli_get_info_string
assert_equal(cli_get_info["Wallet"], wallets[i])
assert_equal(Decimal(cli_get_info['Balance']), amounts[i])
self.log.info("Test -getinfo with multiple wallets and -rpcwallet=non-existing-wallet returns no balances")
cli_get_info_string = self.nodes[0].cli('-getinfo', '-rpcwallet=does-not-exist').send_cli()
assert 'Balance' not in cli_get_info_string
assert 'Balances' not in cli_get_info_string
self.log.info("Test -getinfo with multiple wallets returns all loaded wallet names and balances")
assert_equal(set(self.nodes[0].listwallets()), set(wallets))
cli_get_info_string = self.nodes[0].cli('-getinfo').send_cli()
cli_get_info = cli_get_info_string_to_dict(cli_get_info_string)
assert 'Balance' not in cli_get_info
for k, v in zip(wallets, amounts):
assert_equal(Decimal(cli_get_info['Balances'][k]), v)
# Unload the default wallet and re-verify.
self.nodes[0].unloadwallet(wallets[0])
assert wallets[0] not in self.nodes[0].listwallets()
cli_get_info_string = self.nodes[0].cli('-getinfo').send_cli()
cli_get_info = cli_get_info_string_to_dict(cli_get_info_string)
assert 'Balance' not in cli_get_info
assert 'Balances' in cli_get_info_string
for k, v in zip(wallets[1:], amounts[1:]):
assert_equal(Decimal(cli_get_info['Balances'][k]), v)
assert wallets[0] not in cli_get_info
self.log.info("Test -getinfo after unloading all wallets except a non-default one returns its balance")
self.nodes[0].unloadwallet(wallets[2])
assert_equal(self.nodes[0].listwallets(), [wallets[1]])
cli_get_info_string = self.nodes[0].cli('-getinfo').send_cli()
cli_get_info = cli_get_info_string_to_dict(cli_get_info_string)
assert 'Balances' not in cli_get_info_string
assert_equal(cli_get_info['Wallet'], wallets[1])
assert_equal(Decimal(cli_get_info['Balance']), amounts[1])
self.log.info("Test -getinfo with -rpcwallet=remaining-non-default-wallet returns only its balance")
cli_get_info_string = self.nodes[0].cli('-getinfo', rpcwallet2).send_cli()
cli_get_info = cli_get_info_string_to_dict(cli_get_info_string)
assert 'Balances' not in cli_get_info_string
assert_equal(cli_get_info['Wallet'], wallets[1])
assert_equal(Decimal(cli_get_info['Balance']), amounts[1])
self.log.info("Test -getinfo with -rpcwallet=unloaded wallet returns no balances")
cli_get_info_string = self.nodes[0].cli('-getinfo', rpcwallet3).send_cli()
cli_get_info_keys = cli_get_info_string_to_dict(cli_get_info_string)
assert 'Balance' not in cli_get_info_keys
assert 'Balances' not in cli_get_info_string
# Test bitcoin-cli -generate.
n1 = 3
n2 = 4
w2.walletpassphrase(password, self.rpc_timeout)
blocks = self.nodes[0].getblockcount()
self.log.info('Test -generate with no args')
generate = self.nodes[0].cli('-generate').send_cli()
assert_equal(set(generate.keys()), {'address', 'blocks'})
assert_equal(len(generate["blocks"]), 1)
assert_equal(self.nodes[0].getblockcount(), blocks + 1)
self.log.info('Test -generate with bad args')
assert_raises_process_error(1, JSON_PARSING_ERROR, self.nodes[0].cli('-generate', 'foo').echo)
assert_raises_process_error(1, BLOCKS_VALUE_OF_ZERO, self.nodes[0].cli('-generate', 0).echo)
assert_raises_process_error(1, TOO_MANY_ARGS, self.nodes[0].cli('-generate', 1, 2, 3).echo)
self.log.info('Test -generate with nblocks')
generate = self.nodes[0].cli('-generate', n1).send_cli()
assert_equal(set(generate.keys()), {'address', 'blocks'})
assert_equal(len(generate["blocks"]), n1)
assert_equal(self.nodes[0].getblockcount(), blocks + 1 + n1)
self.log.info('Test -generate with nblocks and maxtries')
generate = self.nodes[0].cli('-generate', n2, 1000000).send_cli()
assert_equal(set(generate.keys()), {'address', 'blocks'})
assert_equal(len(generate["blocks"]), n2)
assert_equal(self.nodes[0].getblockcount(), blocks + 1 + n1 + n2)
self.log.info('Test -generate -rpcwallet in single-wallet mode')
generate = self.nodes[0].cli(rpcwallet2, '-generate').send_cli()
assert_equal(set(generate.keys()), {'address', 'blocks'})
assert_equal(len(generate["blocks"]), 1)
assert_equal(self.nodes[0].getblockcount(), blocks + 2 + n1 + n2)
self.log.info('Test -generate -rpcwallet=unloaded wallet raises RPC error')
assert_raises_rpc_error(-18, WALLET_NOT_LOADED, self.nodes[0].cli(rpcwallet3, '-generate').echo)
assert_raises_rpc_error(-18, WALLET_NOT_LOADED, self.nodes[0].cli(rpcwallet3, '-generate', 'foo').echo)
assert_raises_rpc_error(-18, WALLET_NOT_LOADED, self.nodes[0].cli(rpcwallet3, '-generate', 0).echo)
assert_raises_rpc_error(-18, WALLET_NOT_LOADED, self.nodes[0].cli(rpcwallet3, '-generate', 1, 2, 3).echo)
# Test bitcoin-cli -generate with -rpcwallet in multiwallet mode.
self.nodes[0].loadwallet(wallets[2])
n3 = 4
n4 = 10
blocks = self.nodes[0].getblockcount()
self.log.info('Test -generate -rpcwallet=<filename> raise RPC error')
wallet2_path = f'-rpcwallet={self.nodes[0].wallets_path / wallets[2] / self.wallet_data_filename}'
assert_raises_rpc_error(-18, WALLET_NOT_LOADED, self.nodes[0].cli(wallet2_path, '-generate').echo)
self.log.info('Test -generate -rpcwallet with no args')
generate = self.nodes[0].cli(rpcwallet2, '-generate').send_cli()
assert_equal(set(generate.keys()), {'address', 'blocks'})
assert_equal(len(generate["blocks"]), 1)
assert_equal(self.nodes[0].getblockcount(), blocks + 1)
self.log.info('Test -generate -rpcwallet with bad args')
assert_raises_process_error(1, JSON_PARSING_ERROR, self.nodes[0].cli(rpcwallet2, '-generate', 'foo').echo)
assert_raises_process_error(1, BLOCKS_VALUE_OF_ZERO, self.nodes[0].cli(rpcwallet2, '-generate', 0).echo)
assert_raises_process_error(1, TOO_MANY_ARGS, self.nodes[0].cli(rpcwallet2, '-generate', 1, 2, 3).echo)
self.log.info('Test -generate -rpcwallet with nblocks')
generate = self.nodes[0].cli(rpcwallet2, '-generate', n3).send_cli()
assert_equal(set(generate.keys()), {'address', 'blocks'})
assert_equal(len(generate["blocks"]), n3)
assert_equal(self.nodes[0].getblockcount(), blocks + 1 + n3)
self.log.info('Test -generate -rpcwallet with nblocks and maxtries')
generate = self.nodes[0].cli(rpcwallet2, '-generate', n4, 1000000).send_cli()
assert_equal(set(generate.keys()), {'address', 'blocks'})
assert_equal(len(generate["blocks"]), n4)
assert_equal(self.nodes[0].getblockcount(), blocks + 1 + n3 + n4)
self.log.info('Test -generate without -rpcwallet in multiwallet mode raises RPC error')
assert_raises_rpc_error(-19, WALLET_NOT_SPECIFIED, self.nodes[0].cli('-generate').echo)
assert_raises_rpc_error(-19, WALLET_NOT_SPECIFIED, self.nodes[0].cli('-generate', 'foo').echo)
assert_raises_rpc_error(-19, WALLET_NOT_SPECIFIED, self.nodes[0].cli('-generate', 0).echo)
assert_raises_rpc_error(-19, WALLET_NOT_SPECIFIED, self.nodes[0].cli('-generate', 1, 2, 3).echo)
else:
self.log.info("*** Wallet not compiled; cli getwalletinfo and -getinfo wallet tests skipped")
self.generate(self.nodes[0], 25) # maintain block parity with the wallet_compiled conditional branch
self.log.info("Test -version with node stopped")
self.stop_node(0)
cli_response = self.nodes[0].cli('-version').send_cli()
assert f"{self.config['environment']['PACKAGE_NAME']} RPC client version" in cli_response
self.log.info("Test -rpcwait option successfully waits for RPC connection")
self.nodes[0].start() # start node without RPC connection
self.nodes[0].wait_for_cookie_credentials() # ensure cookie file is available to avoid race condition
blocks = self.nodes[0].cli('-rpcwait').send_cli('getblockcount')
self.nodes[0].wait_for_rpc_connection()
assert_equal(blocks, BLOCKS + 25)
self.log.info("Test -rpcwait option waits at most -rpcwaittimeout seconds for startup")
self.stop_node(0) # stop the node so we time out
start_time = time.time()
assert_raises_process_error(1, "Could not connect to the server", self.nodes[0].cli('-rpcwait', '-rpcwaittimeout=5').echo)
assert_greater_than_or_equal(time.time(), start_time + 5)
self.log.info("Test that only one of -addrinfo, -generate, -getinfo, -netinfo may be specified at a time")
assert_raises_process_error(1, "Only one of -getinfo, -netinfo may be specified", self.nodes[0].cli('-getinfo', '-netinfo').send_cli)
if __name__ == '__main__':
TestBitcoinCli(__file__).main()
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