async def send_request(network: Network, servers: List[str], method: str,
params: Sequence):
print(f"contacting {len(servers)} servers")
num_connecting = len(network.connecting)
for server in servers:
network._start_interface(server)
# sleep a bit
for _ in range(10):
if len(network.connecting) < num_connecting:
break
await asyncio.sleep(1)
print(
f"connected to {len(network.interfaces)} servers. sending request to all."
)
responses = dict()
async def get_response(iface: Interface):
try:
res = await iface.session.send_request(method, params, timeout=10)
except Exception as e:
print(f"server {iface.server} errored or timed out: ({repr(e)})")
res = e
responses[iface.server] = res
async with TaskGroup() as group:
for interface in network.interfaces.values():
await group.spawn(get_response(interface))
print("%d answers" % len(responses))
return responses
def send_request(self, method, relative_url, data=None):
network = Network.get_instance()
if not network:
raise ErrorConnectingServer('You are offline.')
url = urljoin(self.base_url, relative_url)
if self.debug:
self.print_error(f'<-- {method} {url} {data}')
headers = {}
if self.user_agent:
headers['user-agent'] = self.user_agent
try:
if method == 'get':
response = Network.send_http_on_proxy(
method,
url,
params=data,
headers=headers,
on_finish=self.handle_response)
elif method == 'post':
response = Network.send_http_on_proxy(
method,
url,
json=data,
headers=headers,
on_finish=self.handle_response)
else:
assert False
except TrustedCoinException:
raise
except Exception as e:
raise ErrorConnectingServer(e)
else:
if self.debug:
self.print_error(f'--> {response}')
return response
class FakeDaemon:
def __init__(self, nursery, config):
self.network = Network(nursery, config)
self.network.start()
self.fx = FxThread(config, self.network)
self.wallets = {}
def load_wallet(self, path, password):
# wizard will be launched if we return
if path in self.wallets:
wallet = self.wallets[path]
return wallet
storage = WalletStorage(path, manual_upgrades=True)
if not storage.file_exists():
return
if storage.is_encrypted():
if not password:
return
storage.decrypt(password)
if storage.requires_split():
return
if storage.get_action():
return
wallet = Wallet(storage)
wallet.start_threads(self.network)
self.wallets[path] = wallet
return wallet
def stop_wallet(self, path):
pass
def send_request(self, method, relative_url, data=None):
network = Network.get_instance()
if not network:
raise ErrorConnectingServer('You are offline.')
url = urljoin(self.base_url, relative_url)
if self.debug:
self.print_error(f'<-- {method} {url} {data}')
headers = {}
if self.user_agent:
headers['user-agent'] = self.user_agent
try:
if method == 'get':
response = Network.send_http_on_proxy(method, url, params=data, headers=headers, on_finish=self.handle_response)
elif method == 'post':
response = Network.send_http_on_proxy(method, url, json=data, headers=headers, on_finish=self.handle_response)
else:
assert False
except TrustedCoinException:
raise
except Exception as e:
raise ErrorConnectingServer(e)
else:
if self.debug:
self.print_error(f'--> {response}')
return response
def __init__(self, name, config):
"""
Initializes new electrum wallet instance
@param name: Name of the wallet
@param config: Configuration dictionary e.g {
'server': 'localhost:7777:s',
'rpc_user': '******',
'rpc_pass_': 'pass',
'electrum_path': '/opt/var/data/electrum',
'seed': '....',
'fee': 10000,
'testnet': 1
}
"""
self._name = name
self._config = config
self._config['testnet'] = bool(self._config['testnet'])
if self._config['testnet'] is True:
constants.set_testnet()
self._config['verbos'] = False
self._electrum_config = SimpleConfig(self._config)
self._wallet_path = os.path.join(self._electrum_config.path, 'wallets',
self._name)
self._storage = WalletStorage(path=self._wallet_path)
if not self._storage.file_exists():
self._electrum_config.set_key('default_wallet_path',
self._wallet_path)
k = keystore.from_seed(self._config['seed'],
self._config['passphrase'], False)
k.update_password(None, self._config['password'])
self._storage.put('keystore', k.dump())
self._storage.put('wallet_type', 'standard')
self._storage.put('use_encryption', bool(self._config['password']))
self._storage.write()
self._wallet = Wallet(self._storage)
# self._server = daemon.get_server(self._electrum_config)
self._network = Network(self._electrum_config)
self._network.start()
self._wallet.start_threads(self._network)
self._wallet.synchronize()
self._wallet.wait_until_synchronized()
self._wallet.stop_threads()
self._wallet.storage.write()
else:
self._network = None
self._wallet = self._wallet = Wallet(self._storage)
self._commands = Commands(config=self._electrum_config,
wallet=self._wallet,
network=self._network)
self._init_commands()
def __init__(self, parent: QWidget, get_account_xpub, on_account_select):
self.get_account_xpub = get_account_xpub
self.on_account_select = on_account_select
WindowModalDialog.__init__(self, parent, _('BIP39 Recovery'))
self.setMinimumWidth(400)
vbox = QVBoxLayout(self)
self.content = QVBoxLayout()
self.content.addWidget(
QLabel(_('Scanning common paths for existing accounts...')))
vbox.addLayout(self.content)
self.thread = TaskThread(self)
self.thread.finished.connect(self.deleteLater) # see #3956
network = Network.get_instance()
coro = account_discovery(network, self.get_account_xpub)
fut = asyncio.run_coroutine_threadsafe(coro, network.asyncio_loop)
self.thread.add(
fut.result,
on_success=self.on_recovery_success,
on_error=self.on_recovery_error,
cancel=fut.cancel,
)
self.ok_button = OkButton(self)
self.ok_button.clicked.connect(self.on_ok_button_click)
self.ok_button.setEnabled(False)
cancel_button = CancelButton(self)
cancel_button.clicked.connect(fut.cancel)
vbox.addLayout(Buttons(cancel_button, self.ok_button))
self.finished.connect(self.on_finished)
self.show()
def _lnurl_get_invoice(self) -> None:
assert self.lnurl_data
try:
amount = self.app.get_amount(self.amount)
except:
self.app.show_error(_('Invalid amount') + ':\n' + self.amount)
return
if not (self.lnurl_data.min_sendable_sat <= amount <=
self.lnurl_data.max_sendable_sat):
self.app.show_error(
f'Amount must be between {self.lnurl_data.min_sendable_sat} and {self.lnurl_data.max_sendable_sat} sat.'
)
return
try:
# FIXME network request blocking GUI thread:
invoice_data = Network.run_from_another_thread(
callback_lnurl(
self.lnurl_data.callback_url,
params={'amount': amount * 1000},
))
except LNURLError as e:
self.app.show_error(f"LNURL request encountered error: {e}")
self.do_clear()
return
invoice = invoice_data.get('pr')
self.set_bolt11(invoice)
self.lnurl_data = None
self.is_lnurl = False
def do_verify(self, d):
tx = d.tx
wallet = d.wallet
window = d.main_window
if wallet.is_watching_only():
d.show_critical(
_('This feature is not available for watch-only wallets.'))
return
# 1. get the password and sign the verification request
password = None
if wallet.has_keystore_encryption():
msg = _('GreenAddress requires your signature \n'
'to verify that transaction is instant.\n'
'Please enter your password to sign a\n'
'verification request.')
password = window.password_dialog(msg, parent=d)
if not password:
return
try:
d.verify_button.setText(_('Verifying...'))
QApplication.processEvents() # update the button label
addr = self.get_my_addr(d)
message = "Please verify if %s is GreenAddress instant confirmed" % tx.txid(
)
sig = wallet.sign_message(addr, message, password)
sig = base64.b64encode(sig).decode('ascii')
# 2. send the request
async def handle_request(resp: 'ClientResponse'):
resp.raise_for_status()
return await resp.json()
url = "https://greenaddress.it/verify/?signature=%s&txhash=%s" % (
urllib.parse.quote(sig), tx.txid())
response = Network.send_http_on_proxy(
'get',
url,
headers={'User-Agent': 'Electrum'},
on_finish=handle_request)
# 3. display the result
if response.get('verified'):
d.show_message(
_('{} is covered by GreenAddress instant confirmation'
).format(tx.txid()),
title=_('Verification successful!'))
else:
d.show_warning(
_('{} is not covered by GreenAddress instant confirmation'
).format(tx.txid()),
title=_('Verification failed!'))
except BaseException as e:
import traceback
traceback.print_exc(file=sys.stdout)
d.show_error(str(e))
finally:
d.verify_button.setText(self.button_label)
def update(self, network: Network):
self.clear()
self.addChild = self.addTopLevelItem
chains = network.get_blockchains()
n_chains = len(chains)
for chain_id, interfaces in chains.items():
b = blockchain.blockchains.get(chain_id)
if b is None: continue
name = b.get_name()
if n_chains > 1:
x = QTreeWidgetItem([name + '@%d'%b.get_max_forkpoint(), '%d'%b.height()])
x.setData(0, Qt.UserRole, 1)
x.setData(1, Qt.UserRole, b.get_id())
else:
x = self
for i in interfaces:
star = ' *' if i == network.interface else ''
item = QTreeWidgetItem([i.host + star, '%d'%i.tip])
item.setData(0, Qt.UserRole, 0)
item.setData(1, Qt.UserRole, i.server)
x.addChild(item)
if n_chains > 1:
self.addTopLevelItem(x)
x.setExpanded(True)
h = self.header()
h.setStretchLastSection(False)
h.setSectionResizeMode(0, QHeaderView.Stretch)
h.setSectionResizeMode(1, QHeaderView.ResizeToContents)
super().update()
async def do_get(self, url="/labels"):
url = 'https://' + self.target_host + url
network = Network.get_instance()
proxy = network.proxy if network else None
async with make_aiohttp_session(proxy) as session:
async with session.get(url) as result:
return await result.json()
def _http_request(params):
# Use the first non-onion url
url = [url for url in params['urls'] if not url.endswith('.onion')][0]
method = params['method'].lower()
json_payload = params.get('data')
json_response = Network.send_http_on_proxy(method, url, json=json_payload)
return {'body': json.loads(json_response)}
def update(self, network: Network):
self.clear()
self.addChild = self.addTopLevelItem
chains = network.get_blockchains()
n_chains = len(chains)
for chain_id, interfaces in chains.items():
b = blockchain.blockchains.get(chain_id)
if b is None: continue
name = b.get_name()
if n_chains > 1:
x = QTreeWidgetItem(
[name + '@%d' % b.get_max_forkpoint(),
'%d' % b.height()])
x.setData(0, Qt.UserRole, 1)
x.setData(1, Qt.UserRole, b.get_id())
else:
x = self
for i in interfaces:
star = ' *' if i == network.interface else ''
item = QTreeWidgetItem([i.host + star, '%d' % i.tip])
item.setData(0, Qt.UserRole, 0)
item.setData(1, Qt.UserRole, i.server)
x.addChild(item)
if n_chains > 1:
self.addTopLevelItem(x)
x.setExpanded(True)
h = self.header()
h.setStretchLastSection(False)
h.setSectionResizeMode(0, QHeaderView.Stretch)
h.setSectionResizeMode(1, QHeaderView.ResizeToContents)
super().update()
def set_server(self):
_logger.info('Configuring server to 127.0.0.1:%s', self.rpc_port)
# first, remove the `server` config to allow `set_parameters()` below to update it and trigger the connection mechanism
del self.config.cmdline_options['server']
network = Network.get_instance()
net_params = network.get_parameters()
try:
# Electrum v4
server = ServerAddr('127.0.0.1', self.rpc_port, protocol='t')
net_params = net_params._replace(server=server, oneserver=True)
except:
# Electrum v3
net_params = net_params._replace(
host='127.0.0.1',
port=self.rpc_port,
protocol='t',
oneserver=True,
)
network.run_from_another_thread(network.set_parameters(net_params))
# now set the server in `cmdline_options` to lock it in
self.config.cmdline_options[
'server'] = '127.0.0.1:%s:t' % self.rpc_port
def __init__(self, config: 'SimpleConfig', exctype, value, tb):
BaseCrashReporter.__init__(self, exctype, value, tb)
self.network = Network.get_instance()
self.config = config
QWidget.__init__(self)
self.setWindowTitle('NavCash - ' + _('An Error Occurred'))
self.setMinimumSize(600, 300)
Logger.__init__(self)
main_box = QVBoxLayout()
heading = QLabel('<h2>' + BaseCrashReporter.CRASH_TITLE + '</h2>')
main_box.addWidget(heading)
main_box.addWidget(QLabel(BaseCrashReporter.CRASH_MESSAGE))
main_box.addWidget(QLabel(BaseCrashReporter.REQUEST_HELP_MESSAGE))
collapse_info = QPushButton(_("Show report contents"))
collapse_info.clicked.connect(
lambda: self.msg_box(QMessageBox.NoIcon,
self,
_("Report contents"),
self.get_report_string(),
rich_text=True))
main_box.addWidget(collapse_info)
main_box.addWidget(QLabel(BaseCrashReporter.DESCRIBE_ERROR_MESSAGE))
self.description_textfield = QTextEdit()
self.description_textfield.setFixedHeight(50)
self.description_textfield.setPlaceholderText(
_("Do not enter sensitive/private information here. "
"The report will be visible on the public issue tracker."))
main_box.addWidget(self.description_textfield)
main_box.addWidget(QLabel(BaseCrashReporter.ASK_CONFIRM_SEND))
buttons = QHBoxLayout()
report_button = QPushButton(_('Send Bug Report'))
report_button.clicked.connect(self.send_report)
report_button.setIcon(read_QIcon("tab_send.png"))
buttons.addWidget(report_button)
never_button = QPushButton(_('Never'))
never_button.clicked.connect(self.show_never)
buttons.addWidget(never_button)
close_button = QPushButton(_('Not Now'))
close_button.clicked.connect(self.close)
buttons.addWidget(close_button)
main_box.addLayout(buttons)
self.setLayout(main_box)
self.show()
def send_request(self, method, relative_url, data=None):
network = Network.get_instance()
if network:
return asyncio.run_coroutine_threadsafe(
self._send_request(method, relative_url, data),
network.asyncio_loop).result()
else:
raise ErrorConnectingServer('You are offline.')
def set_server(self):
network = Network.get_instance()
net_params = network.get_parameters()._replace(
host='127.0.0.1',
port=self.rpc_port,
protocol='t',
oneserver=True,
)
network.run_from_another_thread(network.set_parameters(net_params))
async def do_post(self, url = "/labels", data=None):
url = 'https://' + self.target_host + url
network = Network.get_instance()
proxy = network.proxy if network else None
async with make_aiohttp_session(proxy) as session:
async with session.post(url, json=data) as result:
try:
return await result.json()
except Exception as e:
raise Exception('Could not decode: ' + await result.text()) from e
async def get_peers(network: Network):
while not network.is_connected():
await asyncio.sleep(1)
print("waiting for network to get connected...")
interface = network.interface
session = interface.session
print(f"asking server {interface.server} for its peers")
peers = parse_servers(await session.send_request('server.peers.subscribe'))
print(f"got {len(peers)} servers")
return peers
async def get_peers(network: Network):
while not network.is_connected():
await asyncio.sleep(1)
print("waiting for network to get connected...")
interface = network.interface
session = interface.session
print(f"asking server {interface.server} for its peers")
peers = parse_servers(await session.send_request('server.peers.subscribe'))
print(f"got {len(peers)} servers")
return peers
def comserver_post_notification(self, payload):
assert self.is_mobile_paired(), "unexpected mobile pairing error"
url = 'https://digitalbitbox.com/smartverification/index.php'
key_s = base64.b64decode(self.digitalbitbox_config[ENCRYPTION_PRIVKEY_KEY])
args = 'c=data&s=0&dt=0&uuid=%s&pl=%s' % (
self.digitalbitbox_config[CHANNEL_ID_KEY],
EncodeAES_base64(key_s, json.dumps(payload).encode('ascii')).decode('ascii'),
)
try:
text = Network.send_http_on_proxy('post', url, body=args.encode('ascii'), headers={'content-type': 'application/x-www-form-urlencoded'})
_logger.info(f'digitalbitbox reply from server {text}')
except Exception as e:
self.handler.show_error(repr(e)) # repr because str(Exception()) == ''
def comserver_post_notification(self, payload):
assert self.is_mobile_paired(), "unexpected mobile pairing error"
url = 'https://digitalbitbox.com/smartverification/index.php'
key_s = base64.b64decode(self.digitalbitbox_config[ENCRYPTION_PRIVKEY_KEY])
args = 'c=data&s=0&dt=0&uuid=%s&pl=%s' % (
self.digitalbitbox_config[CHANNEL_ID_KEY],
EncodeAES_base64(key_s, json.dumps(payload).encode('ascii')).decode('ascii'),
)
try:
text = Network.send_http_on_proxy('post', url, body=args.encode('ascii'), headers={'content-type': 'application/x-www-form-urlencoded'})
print_error('digitalbitbox reply from server', text)
except Exception as e:
self.handler.show_error(repr(e)) # repr because str(Exception()) == ''
def set_lnurl6(self, lnurl: str):
url = decode_lnurl(lnurl)
domain = urlparse(url).netloc
# FIXME network request blocking GUI thread:
lnurl_data = Network.run_from_another_thread(request_lnurl(url))
if not lnurl_data:
return
self.lnurl_data = lnurl_data
self.address = "invoice from lnurl"
self.message = f"lnurl: {domain}: {lnurl_data.metadata_plaintext}"
self.amount = self.app.format_amount_and_units(
lnurl_data.min_sendable_sat)
self.is_lightning = True
self.is_lnurl = True # `bool(self.lnurl_data)` should be equivalent, this is only here as it is a kivy Property
async def send_request(network: Network, servers: List[str], method: str, params: Sequence):
print(f"contacting {len(servers)} servers")
num_connecting = len(network.connecting)
for server in servers:
network._start_interface(server)
# sleep a bit
for _ in range(10):
if len(network.connecting) < num_connecting:
break
await asyncio.sleep(1)
print(f"connected to {len(network.interfaces)} servers. sending request to all.")
responses = dict()
async def get_response(iface: Interface):
try:
res = await iface.session.send_request(method, params, timeout=10)
except Exception as e:
print(f"server {iface.server} errored or timed out: ({repr(e)})")
res = e
responses[iface.server] = res
async with TaskGroup() as group:
for interface in network.interfaces.values():
await group.spawn(get_response(interface))
print("%d answers" % len(responses))
return responses
def do_verify(self, d):
tx = d.tx
wallet = d.wallet
window = d.main_window
if wallet.is_watching_only():
d.show_critical(_('This feature is not available for watch-only wallets.'))
return
# 1. get the password and sign the verification request
password = None
if wallet.has_keystore_encryption():
msg = _('GreenAddress requires your signature \n'
'to verify that transaction is instant.\n'
'Please enter your password to sign a\n'
'verification request.')
password = window.password_dialog(msg, parent=d)
if not password:
return
try:
d.verify_button.setText(_('Verifying...'))
QApplication.processEvents() # update the button label
addr = self.get_my_addr(d)
message = "Please verify if %s is GreenAddress instant confirmed" % tx.txid()
sig = wallet.sign_message(addr, message, password)
sig = base64.b64encode(sig).decode('ascii')
# 2. send the request
async def handle_request(resp: 'ClientResponse'):
resp.raise_for_status()
return await resp.json()
url = "https://greenaddress.it/verify/?signature=%s&txhash=%s" % (urllib.parse.quote(sig), tx.txid())
response = Network.send_http_on_proxy('get', url, headers = {'User-Agent': 'Electrum'}, on_finish=handle_request)
# 3. display the result
if response.get('verified'):
d.show_message(_('{} is covered by GreenAddress instant confirmation').format(tx.txid()), title=_('Verification successful!'))
else:
d.show_warning(_('{} is not covered by GreenAddress instant confirmation').format(tx.txid()), title=_('Verification failed!'))
except BaseException as e:
import traceback
traceback.print_exc(file=sys.stdout)
d.show_error(str(e))
finally:
d.verify_button.setText(self.button_label)
async def _send_request(self, method, relative_url, data):
url = urljoin(self.base_url, relative_url)
if self.debug:
print('%s %s %s' % (method, url, data))
headers = {}
if self.user_agent:
headers['user-agent'] = self.user_agent
try:
proxy = Network.get_instance().proxy
async with make_aiohttp_session(proxy) as session:
if method == 'get':
async with session.get(url, params=data, headers=headers) as resp:
return await self.handle_response(resp)
elif method == 'post':
async with session.post(url, json=data, headers=headers) as resp:
return await self.handle_response(resp)
else:
assert False
except TrustedCoinException:
raise
except Exception as e:
raise ErrorConnectingServer(e)
async def _send_request(self, method, relative_url, data):
url = urljoin(self.base_url, relative_url)
if self.debug:
print('%s %s %s' % (method, url, data))
headers = {}
if self.user_agent:
headers['user-agent'] = self.user_agent
try:
proxy = Network.get_instance().proxy
async with make_aiohttp_session(proxy) as session:
if method == 'get':
async with session.get(url, params=data,
headers=headers) as resp:
return await self.handle_response(resp)
elif method == 'post':
async with session.post(url, json=data,
headers=headers) as resp:
return await self.handle_response(resp)
else:
assert False
except TrustedCoinException:
raise
except Exception as e:
raise ErrorConnectingServer(e)
class ElectrumWallet:
"""
An Electrum wallet wrapper
"""
def __init__(self, name, config):
"""
Initializes new electrum wallet instance
@param name: Name of the wallet
@param config: Configuration dictionary e.g {
'server': 'localhost:7777:s',
'rpc_user': '******',
'rpc_pass_': 'pass',
'electrum_path': '/opt/var/data/electrum',
'seed': '....',
'fee': 10000,
'testnet': 1
}
"""
self._name = name
self._config = config
self._config['testnet'] = bool(self._config['testnet'])
if self._config['testnet'] is True:
constants.set_testnet()
self._config['verbos'] = False
self._electrum_config = SimpleConfig(self._config)
self._wallet_path = os.path.join(self._electrum_config.path, 'wallets',
self._name)
self._storage = WalletStorage(path=self._wallet_path)
if not self._storage.file_exists():
self._electrum_config.set_key('default_wallet_path',
self._wallet_path)
k = keystore.from_seed(self._config['seed'],
self._config['passphrase'], False)
k.update_password(None, self._config['password'])
self._storage.put('keystore', k.dump())
self._storage.put('wallet_type', 'standard')
self._storage.put('use_encryption', bool(self._config['password']))
self._storage.write()
self._wallet = Wallet(self._storage)
# self._server = daemon.get_server(self._electrum_config)
self._network = Network(self._electrum_config)
self._network.start()
self._wallet.start_threads(self._network)
self._wallet.synchronize()
self._wallet.wait_until_synchronized()
self._wallet.stop_threads()
self._wallet.storage.write()
else:
self._network = None
self._wallet = self._wallet = Wallet(self._storage)
self._commands = Commands(config=self._electrum_config,
wallet=self._wallet,
network=self._network)
self._init_commands()
def _init_commands(self):
"""
Scans the electrum commands class and binds all its methods to this class
"""
execlude_cmd = lambda item: (not item[0].startswith('_')) and item[
0] not in EXECLUDED_COMMANDS
for name, func in filter(
execlude_cmd,
inspect.getmembers(self._commands, inspect.ismethod)):
setattr(self, name, func)
def __init__(self, nursery, config):
self.network = Network(nursery, config)
self.network.start()
self.fx = FxThread(config, self.network)
self.wallets = {}
def __init__(self, network: Network, config, wizard=False):
self.network = network
self.config = config
self.protocol = None
self.tor_proxy = None
self.tabs = tabs = QTabWidget()
server_tab = QWidget()
proxy_tab = QWidget()
blockchain_tab = QWidget()
tabs.addTab(blockchain_tab, _('Overview'))
tabs.addTab(server_tab, _('Server'))
tabs.addTab(proxy_tab, _('Proxy'))
fixed_width_hostname = 24 * char_width_in_lineedit()
fixed_width_port = 6 * char_width_in_lineedit()
# server tab
grid = QGridLayout(server_tab)
grid.setSpacing(8)
self.server_host = QLineEdit()
self.server_host.setFixedWidth(fixed_width_hostname)
self.server_port = QLineEdit()
self.server_port.setFixedWidth(fixed_width_port)
self.autoconnect_cb = QCheckBox(_('Select server automatically'))
self.autoconnect_cb.setEnabled(
self.config.is_modifiable('auto_connect'))
self.server_host.editingFinished.connect(self.set_server)
self.server_port.editingFinished.connect(self.set_server)
self.autoconnect_cb.clicked.connect(self.set_server)
self.autoconnect_cb.clicked.connect(self.update)
msg = ' '.join([
_("If auto-connect is enabled, Electrum-CHI will always use a server that is on the longest blockchain."
),
_("If it is disabled, you have to choose a server you want to use. Electrum-CHI will warn you if your server is lagging."
)
])
grid.addWidget(self.autoconnect_cb, 0, 0, 1, 3)
grid.addWidget(HelpButton(msg), 0, 4)
grid.addWidget(QLabel(_('Server') + ':'), 1, 0)
grid.addWidget(self.server_host, 1, 1, 1, 2)
grid.addWidget(self.server_port, 1, 3)
label = _('Server peers') if network.is_connected() else _(
'Default Servers')
grid.addWidget(QLabel(label), 2, 0, 1, 5)
self.servers_list = ServerListWidget(self)
grid.addWidget(self.servers_list, 3, 0, 1, 5)
# Proxy tab
grid = QGridLayout(proxy_tab)
grid.setSpacing(8)
# proxy setting
self.proxy_cb = QCheckBox(_('Use proxy'))
self.proxy_cb.clicked.connect(self.check_disable_proxy)
self.proxy_cb.clicked.connect(self.set_proxy)
self.proxy_mode = QComboBox()
self.proxy_mode.addItems(['SOCKS4', 'SOCKS5'])
self.proxy_host = QLineEdit()
self.proxy_host.setFixedWidth(fixed_width_hostname)
self.proxy_port = QLineEdit()
self.proxy_port.setFixedWidth(fixed_width_port)
self.proxy_user = QLineEdit()
self.proxy_user.setPlaceholderText(_("Proxy user"))
self.proxy_password = QLineEdit()
self.proxy_password.setPlaceholderText(_("Password"))
self.proxy_password.setEchoMode(QLineEdit.Password)
self.proxy_password.setFixedWidth(fixed_width_port)
self.proxy_mode.currentIndexChanged.connect(self.set_proxy)
self.proxy_host.editingFinished.connect(self.set_proxy)
self.proxy_port.editingFinished.connect(self.set_proxy)
self.proxy_user.editingFinished.connect(self.set_proxy)
self.proxy_password.editingFinished.connect(self.set_proxy)
self.proxy_mode.currentIndexChanged.connect(
self.proxy_settings_changed)
self.proxy_host.textEdited.connect(self.proxy_settings_changed)
self.proxy_port.textEdited.connect(self.proxy_settings_changed)
self.proxy_user.textEdited.connect(self.proxy_settings_changed)
self.proxy_password.textEdited.connect(self.proxy_settings_changed)
self.tor_cb = QCheckBox(_("Use Tor Proxy"))
self.tor_cb.setIcon(read_QIcon("tor_logo.png"))
self.tor_cb.hide()
self.tor_cb.clicked.connect(self.use_tor_proxy)
grid.addWidget(self.tor_cb, 1, 0, 1, 3)
grid.addWidget(self.proxy_cb, 2, 0, 1, 3)
grid.addWidget(
HelpButton(
_('Proxy settings apply to all connections: with Electrum-CHI servers, but also with third-party services.'
)), 2, 4)
grid.addWidget(self.proxy_mode, 4, 1)
grid.addWidget(self.proxy_host, 4, 2)
grid.addWidget(self.proxy_port, 4, 3)
grid.addWidget(self.proxy_user, 5, 2)
grid.addWidget(self.proxy_password, 5, 3)
grid.setRowStretch(7, 1)
# Blockchain Tab
grid = QGridLayout(blockchain_tab)
msg = ' '.join([
_("Electrum-CHI connects to several nodes in order to download block headers and find out the longest blockchain."
),
_("This blockchain is used to verify the transactions sent by your transaction server."
)
])
self.status_label = QLabel('')
grid.addWidget(QLabel(_('Status') + ':'), 0, 0)
grid.addWidget(self.status_label, 0, 1, 1, 3)
grid.addWidget(HelpButton(msg), 0, 4)
self.server_label = QLabel('')
msg = _(
"Electrum-CHI sends your wallet addresses to a single server, in order to receive your transaction history."
)
grid.addWidget(QLabel(_('Server') + ':'), 1, 0)
grid.addWidget(self.server_label, 1, 1, 1, 3)
grid.addWidget(HelpButton(msg), 1, 4)
self.height_label = QLabel('')
msg = _('This is the height of your local copy of the blockchain.')
grid.addWidget(QLabel(_('Blockchain') + ':'), 2, 0)
grid.addWidget(self.height_label, 2, 1)
grid.addWidget(HelpButton(msg), 2, 4)
self.split_label = QLabel('')
grid.addWidget(self.split_label, 3, 0, 1, 3)
self.nodes_list_widget = NodesListWidget(self)
grid.addWidget(self.nodes_list_widget, 5, 0, 1, 5)
vbox = QVBoxLayout()
vbox.addWidget(tabs)
self.layout_ = vbox
# tor detector
self.td = td = TorDetector()
td.found_proxy.connect(self.suggest_proxy)
td.start()
self.fill_in_proxy_settings()
self.update()
#!/usr/bin/env python3
import json
import asyncio
from electrum.simple_config import SimpleConfig
from electrum.network import filter_version, Network
from electrum.util import create_and_start_event_loop, log_exceptions
from electrum import constants
import util
# testnet?
#constants.set_testnet()
config = SimpleConfig({'testnet': False})
loop, stopping_fut, loop_thread = create_and_start_event_loop()
network = Network(config)
network.start()
@log_exceptions
async def f():
try:
peers = await util.get_peers(network)
peers = filter_version(peers)
print(json.dumps(peers, sort_keys=True, indent=4))
finally:
stopping_fut.set_result(1)
asyncio.run_coroutine_threadsafe(f(), loop)
def recovery(self):
network = Network.get_instance()
coroutine = account_discovery(network, self.get_account_xpub)
return network.run_from_another_thread(coroutine)
from electrum import bitgesell
from electrum.network import Network
from electrum.util import json_encode, print_msg, create_and_start_event_loop, log_exceptions
from electrum.simple_config import SimpleConfig
try:
addr = sys.argv[1]
except Exception:
print("usage: get_history <bitgesell_address>")
sys.exit(1)
config = SimpleConfig()
loop, stopping_fut, loop_thread = create_and_start_event_loop()
network = Network(config)
network.start()
@log_exceptions
async def f():
try:
sh = bitgesell.address_to_scripthash(addr)
hist = await network.get_history_for_scripthash(sh)
print_msg(json_encode(hist))
finally:
stopping_fut.set_result(1)
asyncio.run_coroutine_threadsafe(f(), loop)
import sys
import asyncio
from electrum import bitcoin
from electrum.network import Network
from electrum.util import json_encode, print_msg, create_and_start_event_loop, log_exceptions
try:
addr = sys.argv[1]
except Exception:
print("usage: get_history <raycoin_address>")
sys.exit(1)
loop, stopping_fut, loop_thread = create_and_start_event_loop()
network = Network()
network.start()
@log_exceptions
async def f():
try:
sh = bitcoin.address_to_scripthash(addr)
hist = await network.get_history_for_scripthash(sh)
print_msg(json_encode(hist))
finally:
stopping_fut.set_result(1)
asyncio.run_coroutine_threadsafe(f(), loop)
def __init__(self):
QThread.__init__(self)
Logger.__init__(self)
self.network = Network.get_instance()
def __init__(self, network: Network, config, wizard=False):
self.network = network
self.config = config
self.protocol = None
self.tor_proxy = None
self.tabs = tabs = QTabWidget()
server_tab = QWidget()
proxy_tab = QWidget()
blockchain_tab = QWidget()
tabs.addTab(blockchain_tab, _('Overview'))
tabs.addTab(server_tab, _('Server'))
tabs.addTab(proxy_tab, _('Proxy'))
# server tab
grid = QGridLayout(server_tab)
grid.setSpacing(8)
self.server_host = QLineEdit()
self.server_host.setFixedWidth(200)
self.server_port = QLineEdit()
self.server_port.setFixedWidth(60)
self.autoconnect_cb = QCheckBox(_('Select server automatically'))
self.autoconnect_cb.setEnabled(self.config.is_modifiable('auto_connect'))
self.server_host.editingFinished.connect(self.set_server)
self.server_port.editingFinished.connect(self.set_server)
self.autoconnect_cb.clicked.connect(self.set_server)
self.autoconnect_cb.clicked.connect(self.update)
msg = ' '.join([
_("If auto-connect is enabled, Electrum will always use a server that is on the longest blockchain."),
_("If it is disabled, you have to choose a server you want to use. Electrum will warn you if your server is lagging.")
])
grid.addWidget(self.autoconnect_cb, 0, 0, 1, 3)
grid.addWidget(HelpButton(msg), 0, 4)
grid.addWidget(QLabel(_('Server') + ':'), 1, 0)
grid.addWidget(self.server_host, 1, 1, 1, 2)
grid.addWidget(self.server_port, 1, 3)
label = _('Server peers') if network.is_connected() else _('Default Servers')
grid.addWidget(QLabel(label), 2, 0, 1, 5)
self.servers_list = ServerListWidget(self)
grid.addWidget(self.servers_list, 3, 0, 1, 5)
# Proxy tab
grid = QGridLayout(proxy_tab)
grid.setSpacing(8)
# proxy setting
self.proxy_cb = QCheckBox(_('Use proxy'))
self.proxy_cb.clicked.connect(self.check_disable_proxy)
self.proxy_cb.clicked.connect(self.set_proxy)
self.proxy_mode = QComboBox()
self.proxy_mode.addItems(['SOCKS4', 'SOCKS5'])
self.proxy_host = QLineEdit()
self.proxy_host.setFixedWidth(200)
self.proxy_port = QLineEdit()
self.proxy_port.setFixedWidth(60)
self.proxy_user = QLineEdit()
self.proxy_user.setPlaceholderText(_("Proxy user"))
self.proxy_password = QLineEdit()
self.proxy_password.setPlaceholderText(_("Password"))
self.proxy_password.setEchoMode(QLineEdit.Password)
self.proxy_password.setFixedWidth(60)
self.proxy_mode.currentIndexChanged.connect(self.set_proxy)
self.proxy_host.editingFinished.connect(self.set_proxy)
self.proxy_port.editingFinished.connect(self.set_proxy)
self.proxy_user.editingFinished.connect(self.set_proxy)
self.proxy_password.editingFinished.connect(self.set_proxy)
self.proxy_mode.currentIndexChanged.connect(self.proxy_settings_changed)
self.proxy_host.textEdited.connect(self.proxy_settings_changed)
self.proxy_port.textEdited.connect(self.proxy_settings_changed)
self.proxy_user.textEdited.connect(self.proxy_settings_changed)
self.proxy_password.textEdited.connect(self.proxy_settings_changed)
self.tor_cb = QCheckBox(_("Use Tor Proxy"))
self.tor_cb.setIcon(QIcon(":icons/tor_logo.png"))
self.tor_cb.hide()
self.tor_cb.clicked.connect(self.use_tor_proxy)
grid.addWidget(self.tor_cb, 1, 0, 1, 3)
grid.addWidget(self.proxy_cb, 2, 0, 1, 3)
grid.addWidget(HelpButton(_('Proxy settings apply to all connections: with Electrum servers, but also with third-party services.')), 2, 4)
grid.addWidget(self.proxy_mode, 4, 1)
grid.addWidget(self.proxy_host, 4, 2)
grid.addWidget(self.proxy_port, 4, 3)
grid.addWidget(self.proxy_user, 5, 2)
grid.addWidget(self.proxy_password, 5, 3)
grid.setRowStretch(7, 1)
# Blockchain Tab
grid = QGridLayout(blockchain_tab)
msg = ' '.join([
_("Electrum connects to several nodes in order to download block headers and find out the longest blockchain."),
_("This blockchain is used to verify the transactions sent by your transaction server.")
])
self.status_label = QLabel('')
grid.addWidget(QLabel(_('Status') + ':'), 0, 0)
grid.addWidget(self.status_label, 0, 1, 1, 3)
grid.addWidget(HelpButton(msg), 0, 4)
self.server_label = QLabel('')
msg = _("Electrum sends your wallet addresses to a single server, in order to receive your transaction history.")
grid.addWidget(QLabel(_('Server') + ':'), 1, 0)
grid.addWidget(self.server_label, 1, 1, 1, 3)
grid.addWidget(HelpButton(msg), 1, 4)
self.height_label = QLabel('')
msg = _('This is the height of your local copy of the blockchain.')
grid.addWidget(QLabel(_('Blockchain') + ':'), 2, 0)
grid.addWidget(self.height_label, 2, 1)
grid.addWidget(HelpButton(msg), 2, 4)
self.split_label = QLabel('')
grid.addWidget(self.split_label, 3, 0, 1, 3)
self.nodes_list_widget = NodesListWidget(self)
grid.addWidget(self.nodes_list_widget, 5, 0, 1, 5)
vbox = QVBoxLayout()
vbox.addWidget(tabs)
self.layout_ = vbox
# tor detector
self.td = td = TorDetector()
td.found_proxy.connect(self.suggest_proxy)
td.start()
self.fill_in_proxy_settings()
self.update()
def send_request(self, method, relative_url, data=None):
network = Network.get_instance()
if network:
return asyncio.run_coroutine_threadsafe(self._send_request(method, relative_url, data), network.asyncio_loop).result()
else:
raise ErrorConnectingServer('You are offline.')
def update(self, *, network: Network, servers: dict, use_tor: bool):
self.clear()
# connected servers
connected_servers_item = QTreeWidgetItem([_("Connected nodes"), ''])
connected_servers_item.setData(0, self.ITEMTYPE_ROLE, self.ItemType.TOPLEVEL)
chains = network.get_blockchains()
n_chains = len(chains)
for chain_id, interfaces in chains.items():
b = blockchain.blockchains.get(chain_id)
if b is None: continue
name = b.get_name()
if n_chains > 1:
x = QTreeWidgetItem([name + '@%d'%b.get_max_forkpoint(), '%d'%b.height()])
x.setData(0, self.ITEMTYPE_ROLE, self.ItemType.CHAIN)
x.setData(0, self.CHAIN_ID_ROLE, b.get_id())
else:
x = connected_servers_item
for i in interfaces:
star = ' *' if i == network.interface else ''
item = QTreeWidgetItem([f"{i.server.to_friendly_name()}" + star, '%d'%i.tip])
item.setData(0, self.ITEMTYPE_ROLE, self.ItemType.CONNECTED_SERVER)
item.setData(0, self.SERVER_ADDR_ROLE, i.server)
item.setToolTip(0, str(i.server))
x.addChild(item)
if n_chains > 1:
connected_servers_item.addChild(x)
# disconnected servers
disconnected_servers_item = QTreeWidgetItem([_("Other known servers"), ""])
disconnected_servers_item.setData(0, self.ITEMTYPE_ROLE, self.ItemType.TOPLEVEL)
connected_hosts = set([iface.host for ifaces in chains.values() for iface in ifaces])
protocol = PREFERRED_NETWORK_PROTOCOL
for _host, d in sorted(servers.items()):
if _host in connected_hosts:
continue
if _host.endswith('.onion') and not use_tor:
continue
port = d.get(protocol)
if port:
server = ServerAddr(_host, port, protocol=protocol)
item = QTreeWidgetItem([server.net_addr_str(), ""])
item.setData(0, self.ITEMTYPE_ROLE, self.ItemType.DISCONNECTED_SERVER)
item.setData(0, self.SERVER_ADDR_ROLE, server)
disconnected_servers_item.addChild(item)
self.addTopLevelItem(connected_servers_item)
self.addTopLevelItem(disconnected_servers_item)
connected_servers_item.setExpanded(True)
for i in range(connected_servers_item.childCount()):
connected_servers_item.child(i).setExpanded(True)
disconnected_servers_item.setExpanded(True)
# headers
h = self.header()
h.setStretchLastSection(False)
h.setSectionResizeMode(0, QHeaderView.Stretch)
h.setSectionResizeMode(1, QHeaderView.ResizeToContents)
super().update()
#!/usr/bin/env python3
# A simple script that connects to a server and displays block headers
import time
import asyncio
from electrum.network import Network
from electrum.util import print_msg, json_encode, create_and_start_event_loop, log_exceptions
# start network
loop, stopping_fut, loop_thread = create_and_start_event_loop()
network = Network()
network.start()
# wait until connected
while not network.is_connected():
time.sleep(1)
print_msg("waiting for network to get connected...")
header_queue = asyncio.Queue()
@log_exceptions
async def f():
try:
await network.interface.session.subscribe(
'blockchain.headers.subscribe', [], header_queue)
# 3. wait for results
while network.is_connected():
header = await header_queue.get()