def start_bitcoin_qt():
'''
Start bitcoin-qt.
>>> init_database()
>>> start_bitcoin_qt()
>>> stop_bitcoin_qt()
'''
bin_dir, data_dir = preferences.get_bitcoin_dirs()
command_args = []
cmd = os.path.join(bin_dir, bitcoin_utils.bitcoin_qt())
command_args.append(cmd)
data_dir = bitcoin_utils.strip_testnet_from_data_dir(data_dir=data_dir)
command_args.append(f'-datadir={data_dir}')
extra_args = preferences.get_extra_args()
if len(extra_args) > 0:
for extra_arg in extra_args:
command_args.append(extra_arg)
command_args.append('-daemon')
command.background(*command_args)
log(f'running : {command_args}')
# give bitcoind time to start
secs = 0
while (not bitcoin_utils.is_bitcoin_qt_running() and secs < 5):
sleep(1)
secs += 1
def start_fake_restore():
'''
Start a program which has the restore program's name,
but just keeps itself running for a few minutes
so we can test for the app to be running.
>>> start_fake_restore()
>>> bin_dir = os.path.join(virtualenv_dir(), 'bin')
>>> sleep(15)
>>> args = [os.path.join(bin_dir, 'killmatch'), constants.RESTORE_PROGRAM]
>>> result = command.run(*args)
'''
bin_dir = os.path.join(virtualenv_dir(), 'bin')
config_dir = os.path.join(PROJECT_PATH, 'config')
args = [os.path.join(bin_dir, constants.RESTORE_PROGRAM), config_dir, '/tmp']
command.background(*args)
def check_for_updates(current_time=None, force=False, reason=None):
'''
Check to see if updates are needed.
>>> from blockchain_backup.bitcoin.tests import utils as test_utils
>>> test_utils.init_database()
>>> check_for_updates()
True
'''
updates_checked = False
try:
if current_time is None:
current_time = now()
next_updates_time = state.get_last_update_time() + timedelta(hours=24)
if force or next_updates_time <= current_time:
log('starting to check for the latest updates')
# set the update time now so we don't restart the check too often
state.set_last_update_time(current_time)
command_args = []
command_args.append('python3')
# get the path for check_for_updates.py, regardless of virtualenv, etc.
check_program = os.path.realpath(
os.path.abspath(
os.path.join(os.path.dirname(blockchain_backup_file),
'config', 'check_for_updates.py')))
command_args.append(check_program)
if reason is not None:
command_args.append(reason)
background(*command_args)
updates_checked = True
except: # 'bare except' because it catches more than "except Exception"
log(format_exc())
return updates_checked
def interrupt(self):
'''
Set to true when user clicks the Stop button.
>>> from blockchain_backup.bitcoin.tests import utils as test_utils
>>> test_utils.init_database()
>>> update_task = UpdateTask()
>>> update_task.interrupt()
>>> update_task._interrupted
True
'''
self._interrupted = True
if self.manager:
self.manager.update_progress(self.STOPPING_UPDATE)
# try to stop bitcoind quickly
command_args = self.manager.get_bitcoin_cli_cmd('stop')
try:
background(*command_args)
# but if it doesn't work, that's ok;
# more robust efforts will be made elsewhere
except: # 'bare except' because it catches more than "except Exception"
self.log(format_exc())