def start():
"""The primary entry point for launching the daemon."""
conf.initialize_settings()
parser = argparse.ArgumentParser(description="Launch lbrynet-daemon")
parser.add_argument(
"--wallet",
help="lbryum or ptc for testing, default lbryum",
type=str,
default=conf.settings['wallet']
)
parser.add_argument(
"--http-auth", dest="useauth", action="store_true", default=conf.settings['use_auth_http']
)
parser.add_argument(
'--quiet', dest='quiet', action="store_true",
help='Disable all console output.'
)
parser.add_argument(
'--verbose', nargs="*",
help=('Enable debug output. Optionally specify loggers for which debug output '
'should selectively be applied.')
)
parser.add_argument(
'--version', action="store_true",
help='Show daemon version and quit'
)
args = parser.parse_args()
update_settings_from_args(args) # 将use_auth_http(useauth)和wallet的值更新到配置类Config的self._data['cli']中
if args.version:
version = system_info.get_platform(get_ip=False)
version['installation_id'] = conf.settings.installation_id
print utils.json_dumps_pretty(version)
return
lbrynet_log = conf.settings.get_log_filename()
log_support.configure_logging(lbrynet_log, not args.quiet, args.verbose) # 日志相关
log.debug('Final Settings: %s', conf.settings.get_current_settings_dict())
try:
log.debug('Checking for an existing lbrynet daemon instance')
# 用于检查是否有lbrynet-daemon的服务开启
JSONRPCProxy.from_url(conf.settings.get_api_connection_string()).status()
log.info("lbrynet-daemon is already running")
return
except Exception:
log.debug('No lbrynet instance found, continuing to start')
log.info("Starting lbrynet-daemon from command line")
# 检查是否能够连接到internet
# (默认是以socket方式连接到lbry.io官网,可以改为国内网站,如baidu.com,如果成功则返回True)
if test_internet_connection():
analytics_manager = analytics.Manager.new_instance() # 各种配置信息的初始化以及配置第三方的数据分析
start_server_and_listen(args.useauth, analytics_manager)
reactor.run() # 事件循环管理器,单例reactor(异步回调也是事件触发)
else:
log.info("Not connected to internet, unable to start")
def start():
conf.initialize_settings()
parser = argparse.ArgumentParser(description="Launch lbrynet-daemon")
parser.add_argument(
"--wallet",
help="lbryum or ptc for testing, default lbryum",
type=str,
default=conf.settings['wallet']
)
parser.add_argument(
"--http-auth", dest="useauth", action="store_true", default=conf.settings['use_auth_http']
)
parser.add_argument(
'--quiet', dest='quiet', action="store_true",
help='Disable all console output.'
)
parser.add_argument(
'--verbose', nargs="*",
help=('Enable debug output. Optionally specify loggers for which debug output '
'should selectively be applied.')
)
parser.add_argument(
'--version', action="store_true",
help='Show daemon version and quit'
)
args = parser.parse_args()
update_settings_from_args(args)
if args.version:
version = system_info.get_platform(get_ip=False)
version['installation_id'] = conf.settings.installation_id
print utils.json_dumps_pretty(version)
return
lbrynet_log = conf.settings.get_log_filename()
log_support.configure_logging(lbrynet_log, not args.quiet, args.verbose)
log.debug('Final Settings: %s', conf.settings.get_current_settings_dict())
try:
log.debug('Checking for an existing lbrynet daemon instance')
JSONRPCProxy.from_url(conf.settings.get_api_connection_string()).status()
log.info("lbrynet-daemon is already running")
return
except Exception:
log.debug('No lbrynet instance found, continuing to start')
log.info("Starting lbrynet-daemon from command line")
if test_internet_connection():
analytics_manager = analytics.Manager.new_instance()
start_server_and_listen(args.useauth, analytics_manager)
reactor.run()
else:
log.info("Not connected to internet, unable to start")
def start(argv=None, conf_path=None):
if conf_path is not None:
conf.conf_file = conf_path
conf.initialize_settings()
parser = argparse.ArgumentParser()
parser.add_argument("--http-auth",
dest="useauth",
action="store_true",
default=conf.settings['use_auth_http'])
parser.add_argument('--quiet',
dest='quiet',
action="store_true",
help='Disable all console output.')
parser.add_argument(
'--verbose',
nargs="*",
help=
('Enable debug output. Optionally specify loggers for which debug output '
'should selectively be applied.'))
parser.add_argument('--version',
action="store_true",
help='Show daemon version and quit')
args = parser.parse_args(argv)
if args.useauth:
conf.settings.update({'use_auth_http': args.useauth},
data_types=(conf.TYPE_CLI, ))
if args.version:
version = system_info.get_platform(get_ip=False)
version['installation_id'] = conf.settings.installation_id
print(utils.json_dumps_pretty(version))
return
lbrynet_log = conf.settings.get_log_filename()
log_support.configure_logging(lbrynet_log, not args.quiet, args.verbose)
log_support.configure_loggly_handler()
log.debug('Final Settings: %s', conf.settings.get_current_settings_dict())
log.info("Starting lbrynet-daemon from command line")
if test_internet_connection():
daemon = Daemon()
daemon.start_listening()
reactor.run()
else:
log.info("Not connected to internet, unable to start")
def main():
if len(sys.argv[1:]):
method, args = sys.argv[1], sys.argv[2:]
else:
print_help()
return
if method in ['help', '--help', '-h']:
if len(args) == 1:
print_help_for_command(args[0])
else:
print_help()
return
if method not in Daemon.callable_methods:
print_error("\"%s\" is not a valid command." % method)
return
fn = Daemon.callable_methods[method]
if hasattr(fn, "_flags"):
flag_names = fn._flags
else:
flag_names = {}
parsed = docopt(fn.__doc__, args)
kwargs = set_flag_vals(flag_names, parsed)
colorama.init()
conf.initialize_settings()
api = LBRYAPIClient.get_client()
try:
status = api.status()
except URLError as err:
if isinstance(err, HTTPError) and err.code == UNAUTHORIZED:
print_error(
"Daemon requires authentication, but none was provided.",
suggest_help=False)
else:
print_error(
"Could not connect to daemon. Are you sure it's running?",
suggest_help=False)
return 1
if status['startup_status']['code'] != "started":
print "Daemon is in the process of starting. Please try again in a bit."
message = status['startup_status']['message']
if message:
if (status['startup_status']['code'] == LOADING_WALLET_CODE
and status['blockchain_status']['blocks_behind'] > 0):
message += '. Blocks left: ' + str(
status['blockchain_status']['blocks_behind'])
print " Status: " + message
return 1
# TODO: check if port is bound. Error if its not
try:
result = api.call(method, **kwargs)
if isinstance(result, basestring):
# printing the undumped string is prettier
print result
else:
print utils.json_dumps_pretty(result)
except (RPCError, KeyError, JSONRPCException, HTTPError) as err:
error_data = None
if isinstance(err, HTTPError):
error_body = err.read()
try:
error_data = json.loads(error_body)
except ValueError:
print(
"There was an error, and the response was not valid JSON.\n"
+ "Raw JSONRPC response:\n" + error_body)
return 1
print_error(error_data['error']['message'] + "\n",
suggest_help=False)
else:
print_error("Something went wrong\n", suggest_help=False)
print_help_for_command(method)
if 'data' in error_data['error'] and 'traceback' in error_data[
'error']['data']:
print "Here's the traceback for the error you encountered:"
print "\n".join(error_data['error']['data']['traceback'])
return 1
def main():
argv = sys.argv[1:]
# check if a config file has been specified. If so, shift
# all the arguments so that the parsing can continue without
# noticing
if len(argv) and argv[0] == "--conf":
if len(argv) < 2:
print_error("No config file specified for --conf option")
print_help()
return
conf.conf_file = argv[1]
argv = argv[2:]
if len(argv):
method, args = argv[0], argv[1:]
else:
print_help()
return
if method in ['help', '--help', '-h']:
if len(args) == 1:
print_help_for_command(args[0])
else:
print_help()
return
elif method in ['version', '--version']:
print utils.json_dumps_pretty(get_platform(get_ip=False))
return
if method not in Daemon.callable_methods:
if method not in Daemon.deprecated_methods:
print_error("\"%s\" is not a valid command." % method)
return
new_method = Daemon.deprecated_methods[method]._new_command
print_error("\"%s\" is deprecated, using \"%s\"." % (method, new_method))
method = new_method
fn = Daemon.callable_methods[method]
parsed = docopt(fn.__doc__, args)
kwargs = set_kwargs(parsed)
colorama.init()
conf.initialize_settings()
try:
api = LBRYAPIClient.get_client()
api.status()
except (URLError, ConnectionError) as err:
if isinstance(err, HTTPError) and err.code == UNAUTHORIZED:
api = AuthAPIClient.config()
# this can happen if the daemon is using auth with the --http-auth flag
# when the config setting is to not use it
try:
api.status()
except:
print_error("Daemon requires authentication, but none was provided.",
suggest_help=False)
return 1
else:
print_error("Could not connect to daemon. Are you sure it's running?",
suggest_help=False)
return 1
# TODO: check if port is bound. Error if its not
try:
result = api.call(method, kwargs)
if isinstance(result, basestring):
# printing the undumped string is prettier
print result
else:
print utils.json_dumps_pretty(result)
except (RPCError, KeyError, JSONRPCException, HTTPError) as err:
if isinstance(err, HTTPError):
error_body = err.read()
try:
error_data = json.loads(error_body)
except ValueError:
print (
"There was an error, and the response was not valid JSON.\n" +
"Raw JSONRPC response:\n" + error_body
)
return 1
print_error(error_data['error']['message'] + "\n", suggest_help=False)
if 'data' in error_data['error'] and 'traceback' in error_data['error']['data']:
print "Here's the traceback for the error you encountered:"
print "\n".join(error_data['error']['data']['traceback'])
print_help_for_command(method)
elif isinstance(err, RPCError):
print_error(err.msg, suggest_help=False)
# print_help_for_command(method)
else:
print_error("Something went wrong\n", suggest_help=False)
print str(err)
return 1
def main():
parser = argparse.ArgumentParser(add_help=False)
_, arguments = parser.parse_known_args()
conf.initialize_settings()
api = LBRYAPIClient.get_client()
try:
status = api.status()
except URLError as err:
if isinstance(err, HTTPError) and err.code == UNAUTHORIZED:
print_error(
"Daemon requires authentication, but none was provided.",
suggest_help=False)
else:
print_error(
"Could not connect to daemon. Are you sure it's running?",
suggest_help=False)
return 1
if status['startup_status']['code'] != "started":
print "Daemon is in the process of starting. Please try again in a bit."
message = status['startup_status']['message']
if message:
if (status['startup_status']['code'] == LOADING_WALLET_CODE
and status['blockchain_status']['blocks_behind'] > 0):
message += '. Blocks left: ' + str(
status['blockchain_status']['blocks_behind'])
print " Status: " + message
return 1
if len(arguments) < 1:
print_help(api)
return 1
method = arguments[0]
try:
params = parse_params(arguments[1:])
except InvalidParameters as e:
print_error(e.message)
return 1
# TODO: check if port is bound. Error if its not
if method in ['--help', '-h', 'help']:
if len(params) == 0:
print_help(api)
elif 'command' not in params:
print_error(
'To get help on a specific command, use `{} help command=COMMAND_NAME`'
.format(os.path.basename(sys.argv[0])))
else:
print_help_response(api.call('help', params))
elif method not in api.commands():
print_error("'" + method + "' is not a valid command.")
else:
try:
result = api.call(method, params)
if isinstance(result, basestring):
# printing the undumped string is prettier
print result
else:
print utils.json_dumps_pretty(result)
except (RPCError, KeyError, JSONRPCException) as err:
# TODO: The api should return proper error codes
# and messages so that they can be passed along to the user
# instead of this generic message.
# https://app.asana.com/0/158602294500137/200173944358192
print "Something went wrong, here's the usage for %s:" % method
print_help_response(api.call('help', {'command': method}))
if hasattr(err, 'msg'):
print "Here's the traceback for the error you encountered:"
print err.msg
return 1
def main():
colorama.init()
parser = argparse.ArgumentParser(add_help=False)
_, arguments = parser.parse_known_args()
conf.initialize_settings()
api = LBRYAPIClient.get_client()
try:
status = api.status()
except URLError as err:
if isinstance(err, HTTPError) and err.code == UNAUTHORIZED:
print_error("Daemon requires authentication, but none was provided.",
suggest_help=False)
else:
print_error("Could not connect to daemon. Are you sure it's running?",
suggest_help=False)
return 1
if status['startup_status']['code'] != "started":
print "Daemon is in the process of starting. Please try again in a bit."
message = status['startup_status']['message']
if message:
if (
status['startup_status']['code'] == LOADING_WALLET_CODE
and status['blockchain_status']['blocks_behind'] > 0
):
message += '. Blocks left: ' + str(status['blockchain_status']['blocks_behind'])
print " Status: " + message
return 1
if len(arguments) < 1:
print_help(api)
return 1
method = arguments[0]
try:
params = parse_params(arguments[1:])
except InvalidParameters as e:
print_error(e.message)
return 1
# TODO: check if port is bound. Error if its not
if method in ['--help', '-h', 'help']:
if len(params) == 0:
print_help(api)
elif 'command' not in params:
print_error(
'To get help on a specific command, use `{} help command=COMMAND_NAME`'.format(
os.path.basename(sys.argv[0]))
)
else:
print_help_for_command(api, params['command'])
elif method not in api.commands():
print_error("'" + method + "' is not a valid command.")
else:
try:
result = api.call(method, params)
if isinstance(result, basestring):
# printing the undumped string is prettier
print result
else:
print utils.json_dumps_pretty(result)
except (RPCError, KeyError, JSONRPCException, HTTPError) as err:
error_data = None
if isinstance(err, HTTPError):
error_body = err.read()
try:
error_data = json.loads(error_body)
except ValueError:
print (
"There was an error, and the response was not valid JSON.\n" +
"Raw JSONRPC response:\n" + error_body
)
return 1
print_error(error_data['error']['message'] + "\n", suggest_help=False)
else:
print_error("Something went wrong\n", suggest_help=False)
print_help_for_command(api, method)
if 'data' in error_data['error'] and 'traceback' in error_data['error']['data']:
print "Here's the traceback for the error you encountered:"
print "\n".join(error_data['error']['data']['traceback'])
return 1
def start():
"""The primary entry point for launching the daemon."""
# postpone loading the config file to after the CLI arguments
# have been parsed, as they may contain an alternate config file location
conf.initialize_settings(load_conf_file=False)
parser = argparse.ArgumentParser(description="Launch lbrynet-daemon")
parser.add_argument("--conf",
help="specify an alternative configuration file",
type=str,
default=None)
parser.add_argument("--http-auth",
dest="useauth",
action="store_true",
default=conf.settings['use_auth_http'])
parser.add_argument('--quiet',
dest='quiet',
action="store_true",
help='Disable all console output.')
parser.add_argument(
'--verbose',
nargs="*",
help=
('Enable debug output. Optionally specify loggers for which debug output '
'should selectively be applied.'))
parser.add_argument('--version',
action="store_true",
help='Show daemon version and quit')
args = parser.parse_args()
update_settings_from_args(args)
conf.settings.load_conf_file_settings()
if args.version:
version = system_info.get_platform(get_ip=False)
version['installation_id'] = conf.settings.installation_id
print utils.json_dumps_pretty(version)
return
lbrynet_log = conf.settings.get_log_filename()
log_support.configure_logging(lbrynet_log, not args.quiet, args.verbose)
log_support.configure_loggly_handler()
log.debug('Final Settings: %s', conf.settings.get_current_settings_dict())
try:
log.debug('Checking for an existing lbrynet daemon instance')
JSONRPCProxy.from_url(
conf.settings.get_api_connection_string()).status()
log.info("lbrynet-daemon is already running")
return
except Exception:
log.debug('No lbrynet instance found, continuing to start')
log.info("Starting lbrynet-daemon from command line")
if test_internet_connection():
daemon = Daemon()
daemon.start_listening()
reactor.run()
else:
log.info("Not connected to internet, unable to start")
def main():
if len(sys.argv[1:]):
method, args = sys.argv[1], sys.argv[2:]
else:
print_help()
return
if method in ['help', '--help', '-h']:
if len(args) == 1:
print_help_for_command(args[0])
else:
print_help()
return
elif method in ['version', '--version']:
print utils.json_dumps_pretty(get_platform(get_ip=False))
return
if method not in Daemon.callable_methods:
if method not in Daemon.deprecated_methods:
print_error("\"%s\" is not a valid command." % method)
return
new_method = Daemon.deprecated_methods[method]._new_command
print_error("\"%s\" is deprecated, using \"%s\"." % (method, new_method))
method = new_method
fn = Daemon.callable_methods[method]
if hasattr(fn, "_flags"):
flag_names = fn._flags
else:
flag_names = {}
parsed = docopt(fn.__doc__, args)
kwargs = set_flag_vals(flag_names, parsed)
colorama.init()
conf.initialize_settings()
api = LBRYAPIClient.get_client()
try:
status = api.status()
except URLError as err:
if isinstance(err, HTTPError) and err.code == UNAUTHORIZED:
print_error("Daemon requires authentication, but none was provided.",
suggest_help=False)
else:
print_error("Could not connect to daemon. Are you sure it's running?",
suggest_help=False)
return 1
status_code = status['startup_status']['code']
if status_code != "started" and method not in Daemon.allowed_during_startup:
print "Daemon is in the process of starting. Please try again in a bit."
message = status['startup_status']['message']
if message:
if (
status['startup_status']['code'] == LOADING_WALLET_CODE
and status['blockchain_status']['blocks_behind'] > 0
):
message += '. Blocks left: ' + str(status['blockchain_status']['blocks_behind'])
print " Status: " + message
return 1
# TODO: check if port is bound. Error if its not
try:
result = api.call(method, **kwargs)
if isinstance(result, basestring):
# printing the undumped string is prettier
print result
else:
print utils.json_dumps_pretty(result)
except (RPCError, KeyError, JSONRPCException, HTTPError) as err:
if isinstance(err, HTTPError):
error_body = err.read()
try:
error_data = json.loads(error_body)
except ValueError:
print (
"There was an error, and the response was not valid JSON.\n" +
"Raw JSONRPC response:\n" + error_body
)
return 1
print_error(error_data['error']['message'] + "\n", suggest_help=False)
if 'data' in error_data['error'] and 'traceback' in error_data['error']['data']:
print "Here's the traceback for the error you encountered:"
print "\n".join(error_data['error']['data']['traceback'])
print_help_for_command(method)
elif isinstance(err, RPCError):
print_error(err.msg, suggest_help=False)
# print_help_for_command(method)
else:
print_error("Something went wrong\n", suggest_help=False)
print str(err)
return 1
def main():
argv = sys.argv[1:]
# check if a config file has been specified. If so, shift
# all the arguments so that the parsing can continue without
# noticing
if len(argv) and argv[0] == "--conf":
if len(argv) < 2:
print_error("No config file specified for --conf option")
print_help()
return
conf.conf_file = argv[1]
argv = argv[2:]
if len(argv):
method, args = argv[0], argv[1:]
else:
print_help()
return
if method in ['help', '--help', '-h']:
if len(args) == 1:
print_help_for_command(args[0])
else:
print_help()
return
elif method in ['version', '--version']:
print utils.json_dumps_pretty(get_platform(get_ip=False))
return
if method not in Daemon.callable_methods:
if method not in Daemon.deprecated_methods:
print_error("\"%s\" is not a valid command." % method)
return
new_method = Daemon.deprecated_methods[method]._new_command
print_error("\"%s\" is deprecated, using \"%s\"." %
(method, new_method))
method = new_method
fn = Daemon.callable_methods[method]
if hasattr(fn, "_flags"):
flag_names = fn._flags
else:
flag_names = {}
parsed = docopt(fn.__doc__, args)
kwargs = set_flag_vals(flag_names, parsed)
colorama.init()
conf.initialize_settings()
api = LBRYAPIClient.get_client()
try:
status = api.status()
except URLError as err:
if isinstance(err, HTTPError) and err.code == UNAUTHORIZED:
print_error(
"Daemon requires authentication, but none was provided.",
suggest_help=False)
else:
print_error(
"Could not connect to daemon. Are you sure it's running?",
suggest_help=False)
return 1
status_code = status['startup_status']['code']
if status_code != "started" and method not in Daemon.allowed_during_startup:
print "Daemon is in the process of starting. Please try again in a bit."
message = status['startup_status']['message']
if message:
if (status['startup_status']['code'] == LOADING_WALLET_CODE
and status['blockchain_status']['blocks_behind'] > 0):
message += '. Blocks left: ' + str(
status['blockchain_status']['blocks_behind'])
print " Status: " + message
return 1
# TODO: check if port is bound. Error if its not
try:
result = api.call(method, **kwargs)
if isinstance(result, basestring):
# printing the undumped string is prettier
print result
else:
print utils.json_dumps_pretty(result)
except (RPCError, KeyError, JSONRPCException, HTTPError) as err:
if isinstance(err, HTTPError):
error_body = err.read()
try:
error_data = json.loads(error_body)
except ValueError:
print(
"There was an error, and the response was not valid JSON.\n"
+ "Raw JSONRPC response:\n" + error_body)
return 1
print_error(error_data['error']['message'] + "\n",
suggest_help=False)
if 'data' in error_data['error'] and 'traceback' in error_data[
'error']['data']:
print "Here's the traceback for the error you encountered:"
print "\n".join(error_data['error']['data']['traceback'])
print_help_for_command(method)
elif isinstance(err, RPCError):
print_error(err.msg, suggest_help=False)
# print_help_for_command(method)
else:
print_error("Something went wrong\n", suggest_help=False)
print str(err)
return 1
def start():
"""The primary entry point for launching the daemon."""
# postpone loading the config file to after the CLI arguments
# have been parsed, as they may contain an alternate config file location
conf.initialize_settings(load_conf_file=False)
parser = argparse.ArgumentParser(description="Launch lbrynet-daemon")
parser.add_argument(
"--conf",
help="specify an alternative configuration file",
type=str,
default=None
)
parser.add_argument(
"--wallet",
help="lbryum or ptc for testing, default lbryum",
type=str,
default=conf.settings['wallet']
)
parser.add_argument(
"--http-auth", dest="useauth", action="store_true", default=conf.settings['use_auth_http']
)
parser.add_argument(
'--quiet', dest='quiet', action="store_true",
help='Disable all console output.'
)
parser.add_argument(
'--verbose', nargs="*",
help=('Enable debug output. Optionally specify loggers for which debug output '
'should selectively be applied.')
)
parser.add_argument(
'--version', action="store_true",
help='Show daemon version and quit'
)
args = parser.parse_args()
update_settings_from_args(args)
conf.settings.load_conf_file_settings()
if args.version:
version = system_info.get_platform(get_ip=False)
version['installation_id'] = conf.settings.installation_id
print utils.json_dumps_pretty(version)
return
lbrynet_log = conf.settings.get_log_filename()
log_support.configure_logging(lbrynet_log, not args.quiet, args.verbose)
log.debug('Final Settings: %s', conf.settings.get_current_settings_dict())
try:
log.debug('Checking for an existing lbrynet daemon instance')
JSONRPCProxy.from_url(conf.settings.get_api_connection_string()).status()
log.info("lbrynet-daemon is already running")
return
except Exception:
log.debug('No lbrynet instance found, continuing to start')
log.info("Starting lbrynet-daemon from command line")
if test_internet_connection():
analytics_manager = analytics.Manager.new_instance()
start_server_and_listen(args.useauth, analytics_manager)
reactor.run()
else:
log.info("Not connected to internet, unable to start")
def main():
if len(sys.argv[1:]):
method, args = sys.argv[1], sys.argv[2:]
else:
print_help()
return
if method in ['help', '--help', '-h']:
if len(args) == 1:
print_help_for_command(args[0])
else:
print_help()
return
elif method in ['version', '--version']:
print utils.json_dumps_pretty(get_platform(get_ip=False))
return
if method not in Daemon.callable_methods:
if method not in Daemon.deprecated_methods:
print_error("\"%s\" is not a valid command." % method)
return
new_method = Daemon.deprecated_methods[method]._new_command
print_error("\"%s\" is deprecated, using \"%s\"." %
(method, new_method))
method = new_method
fn = Daemon.callable_methods[method]
if hasattr(fn, "_flags"):
flag_names = fn._flags
else:
flag_names = {}
parsed = docopt(fn.__doc__,
args) # 第二个参数argv表示docopt不去系统的sys.argv[1:]而使用传入的参数
kwargs = set_flag_vals(flag_names, parsed) # 取出有值的命令行参数(并且是排序的字典对象)
colorama.init() # 终端颜色
# 将一些配置信息(conf.py中的固定的和可变的, 以及环境变量的和数据目录下配置文件的)设置为Config类的属性(_data属性)
conf.initialize_settings() # 将配置信息设置到conf.py中的Config类
api = LBRYAPIClient.get_client() # 根据配置中use_auth_http的值来决定api的类型
try:
# api是JSONRPCProxy对象
# status是通过__getattr__来实现访问的
# 把status作为JSONRPCProxy类的_serviceName属性,重新实例化JSONRPCProxy对象并访问rpc服务
status = api.status()
except URLError as err:
if isinstance(err, HTTPError) and err.code == UNAUTHORIZED:
print_error(
"Daemon requires authentication, but none was provided.",
suggest_help=False)
else:
print_error(
"Could not connect to daemon. Are you sure it's running?",
suggest_help=False)
return 1
status_code = status['startup_status']['code']
if status_code != "started" and method not in Daemon.allowed_during_startup:
print "Daemon is in the process of starting. Please try again in a bit."
message = status['startup_status']['message']
if message:
if (status['startup_status']['code'] == LOADING_WALLET_CODE
and status['blockchain_status']['blocks_behind'] > 0):
message += '. Blocks left: ' + str(
status['blockchain_status']['blocks_behind'])
print " Status: " + message
return 1
# TODO: check if port is bound. Error if its not
try:
result = api.call(method, **kwargs)
if isinstance(result, basestring):
# printing the undumped string is prettier
print result
else:
print utils.json_dumps_pretty(result)
except (RPCError, KeyError, JSONRPCException, HTTPError) as err:
if isinstance(err, HTTPError):
error_body = err.read()
try:
error_data = json.loads(error_body)
except ValueError:
print(
"There was an error, and the response was not valid JSON.\n"
+ "Raw JSONRPC response:\n" + error_body)
return 1
print_error(error_data['error']['message'] + "\n",
suggest_help=False)
if 'data' in error_data['error'] and 'traceback' in error_data[
'error']['data']:
print "Here's the traceback for the error you encountered:"
print "\n".join(error_data['error']['data']['traceback'])
print_help_for_command(method)
elif isinstance(err, RPCError):
print_error(err.msg, suggest_help=True)
# print_help_for_command(method)
else:
print_error("Something went wrong\n", suggest_help=False)
print str(err)
return 1
