def main(spider_name, thread_number=None, slave=False, force_url=None,
settings='settings', *args, **kwargs):
default_logging(propagate_network_logger=kwargs['propagate_network_logger'])
lock_key = None
if not slave:
lock_key = 'crawl.%s' % spider_name
if lock_key is not None:
lock_path = 'var/run/%s.lock' % lock_key
logger.debug('Trying to lock file: %s' % lock_path)
assert_lock(lock_path)
config = build_global_config(settings)
spider_class = load_spider_class(config, spider_name)
spider_config = build_spider_config(spider_class, config)
if thread_number is None:
thread_number = spider_config.getint('GRAB_THREAD_NUMBER')
bot = spider_class(
thread_number=thread_number,
slave=slave,
config=spider_config,
network_try_limit=spider_config.getint('GRAB_NETWORK_TRY_LIMIT'),
task_try_limit=spider_config.getint('GRAB_TASK_TRY_LIMIT'),
)
if spider_config.get('GRAB_QUEUE'):
bot.setup_queue(**spider_config['GRAB_QUEUE'])
if spider_config.get('GRAB_CACHE'):
bot.setup_cache(**spider_config['GRAB_CACHE'])
if spider_config.get('GRAB_PROXY_LIST'):
bot.load_proxylist(**spider_config['GRAB_PROXY_LIST'])
try:
bot.run()
except KeyboardInterrupt:
pass
stats = bot.render_stats(timing=config.get('GRAB_DISPLAY_TIMING'))
if config.get('GRAB_DISPLAY_STATS'):
logger.debug(stats)
pid = os.getpid()
logger.debug('Spider pid is %d' % pid)
if config.get('GRAB_SAVE_FATAL_ERRORS'):
bot.save_list('fatal', 'var/fatal-%d.txt' % pid)
if config.get('GRAB_SAVE_TASK_ADD_ERRORS'):
bot.save_list('task-could-not-be-added', 'var/task-add-error-%d.txt' % pid)
if config.get('GRAB_SAVE_FINAL_STATS'):
open('var/stats-%d.txt' % pid, 'wb').write(stats)
def grab_control_api(request, command):
args = request.GET
cls = load_spider_class(build_global_config(), args['spider'])
spider = cls()
iface = spider.controller.add_interface('redis')
if command == 'put_command':
result_id = iface.put_command({'name': args['command']})
return {'result_id': result_id}
elif command == 'pop_result':
result = iface.pop_result(args['result_id'])
if result is None:
return {'status': 'not-ready'}
else:
return {'data': result.get('data', ''),
'error': result.get('error', ''),
}
else:
return {'error': 'unknown-command'}
def grab_control_api(request, command):
args = request.GET
cls = load_spider_class(build_root_config(), args['spider'])
spider = cls()
iface = spider.controller.add_interface('redis')
if command == 'put_command':
result_id = iface.put_command({'name': args['command']})
return {'result_id': result_id}
elif command == 'pop_result':
result = iface.pop_result(args['result_id'])
if result is None:
return {'status': 'not-ready'}
else:
return {'data': result.get('data', ''),
'error': result.get('error', ''),
}
else:
return {'error': 'unknown-command'}
def main(spider_name,
thread_number=None,
slave=False,
settings='settings',
network_logs=False,
disable_proxy=False,
ignore_lock=False,
disable_report=False,
*args,
**kwargs):
default_logging(propagate_network_logger=network_logs)
root_config = build_root_config(settings)
spider_class = load_spider_class(root_config, spider_name)
spider_config = build_spider_config(spider_class, root_config)
spider_args = None
if hasattr(spider_class, 'setup_arg_parser'):
parser = ArgumentParser()
spider_class.setup_arg_parser(parser)
opts, trash = parser.parse_known_args()
spider_args = vars(opts)
if thread_number is None:
thread_number = \
int(spider_config.get('thread_number',
deprecated_key='GRAB_THREAD_NUMBER'))
stat_task_object = kwargs.get('stat_task_object', None)
bot = spider_class(
thread_number=thread_number,
slave=slave,
config=spider_config,
network_try_limit=int(
spider_config.get('network_try_limit',
deprecated_key='GRAB_NETWORK_TRY_LIMIT')),
task_try_limit=int(
spider_config.get('task_try_limit',
deprecated_key='GRAB_TASK_TRY_LIMIT')),
args=spider_args,
)
opt_queue = spider_config.get('queue', deprecated_key='GRAB_QUEUE')
if opt_queue:
bot.setup_queue(**opt_queue)
opt_cache = spider_config.get('cache', deprecated_key='GRAB_CACHE')
if opt_cache:
bot.setup_cache(**opt_cache)
opt_proxy_list = spider_config.get('proxy_list',
deprecated_key='GRAB_PROXY_LIST')
if opt_proxy_list:
if disable_proxy:
logger.debug('Proxy servers disabled via command line')
else:
bot.load_proxylist(**opt_proxy_list)
opt_ifaces = spider_config.get('command_interfaces',
deprecated_key='GRAB_COMMAND_INTERFACES')
if opt_ifaces:
for iface_config in opt_ifaces:
bot.controller.add_interface(**iface_config)
# Dirty hack
# FIXIT: REMOVE
bot.dump_spider_stats = kwargs.get('dump_spider_stats')
bot.stats_object = kwargs.get('stats_object')
try:
bot.run()
except KeyboardInterrupt:
pass
stats = bot.render_stats(timing=spider_config.get(
'display_timing', deprecated_key='GRAB_DISPLAY_TIMING'))
if spider_config.get('display_stats', deprecated_key='GRAB_DISPLAY_STATS'):
logger.debug(stats)
pid = os.getpid()
logger.debug('Spider pid is %d' % pid)
if not disable_report:
if spider_config.get('save_report', deprecated_key='GRAB_SAVE_REPORT'):
for subdir in (str(pid), 'last'):
dir_ = 'var/%s' % subdir
if not os.path.exists(dir_):
os.mkdir(dir_)
else:
clear_directory(dir_)
for key, lst in bot.items.iteritems():
fname_key = key.replace('-', '_')
bot.save_list(key, '%s/%s.txt' % (dir_, fname_key))
with open('%s/report.txt' % dir_, 'wb') as out:
out.write(stats)
return {
'spider_stats': bot.render_stats(timing=False),
'spider_timing': bot.render_timing(),
}
def main(spider_name,
thread_number=None,
settings_module='settings',
network_logs=False,
disable_proxy=False,
ignore_lock=False,
disable_report=False,
api_port=None,
parser_pool_size=2,
grab_log_file=None,
network_log_file=None,
network_service=None,
grab_transport=None,
**kwargs): # pylint: disable=unused-argument
default_logging(
grab_log=grab_log_file,
network_log=network_log_file,
propagate_network_logger=network_logs,
)
root_config = build_root_config(settings_module)
spider_class = load_spider_class(root_config, spider_name)
spider_config = build_spider_config(spider_class, root_config)
spider_args = None
if hasattr(spider_class, 'setup_arg_parser'):
parser = ArgumentParser()
spider_class.setup_arg_parser(parser)
opts, _ = parser.parse_known_args()
spider_args = vars(opts)
bot = spider_class(
thread_number=thread_number,
config=spider_config,
network_try_limit=None,
task_try_limit=None,
args=spider_args,
http_api_port=api_port,
parser_pool_size=parser_pool_size,
network_service=network_service,
grab_transport=grab_transport,
)
opt_queue = spider_config.get('queue')
if opt_queue:
bot.setup_queue(**opt_queue)
opt_cache = spider_config.get('cache')
if opt_cache:
bot.setup_cache(**opt_cache)
opt_proxy_list = spider_config.get('proxy_list')
if opt_proxy_list:
if disable_proxy:
logger.debug('Proxy servers disabled via command line')
else:
bot.load_proxylist(**opt_proxy_list)
opt_ifaces = spider_config.get('command_interfaces')
if opt_ifaces:
for iface_config in opt_ifaces:
bot.controller.add_interface(**iface_config)
try:
bot.run()
except KeyboardInterrupt:
pass
stats = bot.render_stats()
if spider_config.get('display_stats'):
logger.debug(stats)
pid = os.getpid()
logger.debug('Spider pid is %d', pid)
if not disable_report:
if spider_config.get('save_report'):
for subdir in (str(pid), 'last'):
dir_ = 'var/%s' % subdir
if not os.path.exists(dir_):
os.makedirs(dir_)
else:
clear_directory(dir_)
for key, lst in bot.stat.collections.items():
fname_key = key.replace('-', '_')
save_list(lst, '%s/%s.txt' % (dir_, fname_key))
with open('%s/report.txt' % dir_, 'wb') as out:
out.write(make_str(stats))
return {
'spider_stats': bot.render_stats(),
}
def main(spider_name, thread_number=None, slave=False,
settings='settings', network_logs=False,
disable_proxy=False, ignore_lock=False,
disable_report=False,
*args, **kwargs):
default_logging(propagate_network_logger=network_logs)
root_config = build_root_config(settings)
spider_class = load_spider_class(root_config, spider_name)
spider_config = build_spider_config(spider_class, root_config)
spider_args = None
if hasattr(spider_class, 'setup_arg_parser'):
parser = ArgumentParser()
spider_class.setup_arg_parser(parser)
opts, trash = parser.parse_known_args()
spider_args = vars(opts)
if thread_number is None:
thread_number = \
int(spider_config.get('thread_number',
deprecated_key='GRAB_THREAD_NUMBER'))
stat_task_object = kwargs.get('stat_task_object', None)
bot = spider_class(
thread_number=thread_number,
slave=slave,
config=spider_config,
network_try_limit=int(spider_config.get(
'network_try_limit', deprecated_key='GRAB_NETWORK_TRY_LIMIT')),
task_try_limit=int(spider_config.get(
'task_try_limit', deprecated_key='GRAB_TASK_TRY_LIMIT')),
args=spider_args,
)
opt_queue = spider_config.get('queue', deprecated_key='GRAB_QUEUE')
if opt_queue:
bot.setup_queue(**opt_queue)
opt_cache = spider_config.get('cache', deprecated_key='GRAB_CACHE')
if opt_cache:
bot.setup_cache(**opt_cache)
opt_proxy_list = spider_config.get(
'proxy_list', deprecated_key='GRAB_PROXY_LIST')
if opt_proxy_list:
if disable_proxy:
logger.debug('Proxy servers disabled via command line')
else:
bot.load_proxylist(**opt_proxy_list)
opt_ifaces = spider_config.get(
'command_interfaces', deprecated_key='GRAB_COMMAND_INTERFACES')
if opt_ifaces:
for iface_config in opt_ifaces:
bot.controller.add_interface(**iface_config)
# Dirty hack
# FIXIT: REMOVE
bot.dump_spider_stats = kwargs.get('dump_spider_stats')
bot.stats_object = kwargs.get('stats_object')
try:
bot.run()
except KeyboardInterrupt:
pass
stats = bot.render_stats(
timing=spider_config.get('display_timing',
deprecated_key='GRAB_DISPLAY_TIMING'))
if spider_config.get('display_stats', deprecated_key='GRAB_DISPLAY_STATS'):
logger.debug(stats)
pid = os.getpid()
logger.debug('Spider pid is %d' % pid)
if not disable_report:
if spider_config.get('save_report', deprecated_key='GRAB_SAVE_REPORT'):
for subdir in (str(pid), 'last'):
dir_ = 'var/%s' % subdir
if not os.path.exists(dir_):
os.mkdir(dir_)
else:
clear_directory(dir_)
for key, lst in bot.items.iteritems():
fname_key = key.replace('-', '_')
bot.save_list(key, '%s/%s.txt' % (dir_, fname_key))
with open('%s/report.txt' % dir_, 'wb') as out:
out.write(stats)
return {
'spider_stats': bot.render_stats(timing=False),
'spider_timing': bot.render_timing(),
}
def test_load_spider_class(self):
cfg = self.build_config(['test.util_module'])
SPIDER_REGISTRY.clear()
cls = load_spider_class(cfg, 'first_spider')
self.assertEqual(cls, FirstSpider)
def main(spider_name, thread_number=None, slave=False,
settings='settings', network_logs=False,
*args, **kwargs):
default_logging(propagate_network_logger=network_logs)
lock_key = None
if not slave:
lock_key = 'crawl.%s' % spider_name
if lock_key is not None:
lock_path = 'var/run/%s.lock' % lock_key
logger.debug('Trying to lock file: %s' % lock_path)
assert_lock(lock_path)
config = build_global_config(settings)
spider_class = load_spider_class(config, spider_name)
spider_config = build_spider_config(spider_class, config)
if hasattr(spider_class, 'setup_extra_args'):
parser = ArgumentParser()
spider_class.setup_extra_args(parser)
extra_args, trash = parser.parse_known_args()
spider_config['extra_args'] = vars(extra_args)
if thread_number is None:
thread_number = spider_config.getint('GRAB_THREAD_NUMBER')
stat_task_object = kwargs.get('stat_task_object', None)
bot = spider_class(
thread_number=thread_number,
slave=slave,
config=spider_config,
network_try_limit=spider_config.getint('GRAB_NETWORK_TRY_LIMIT'),
task_try_limit=spider_config.getint('GRAB_TASK_TRY_LIMIT'),
)
if spider_config.get('GRAB_QUEUE'):
bot.setup_queue(**spider_config['GRAB_QUEUE'])
if spider_config.get('GRAB_CACHE'):
bot.setup_cache(**spider_config['GRAB_CACHE'])
if spider_config.get('GRAB_PROXY_LIST'):
bot.load_proxylist(**spider_config['GRAB_PROXY_LIST'])
if spider_config.get('GRAB_COMMAND_INTERFACES'):
for iface_config in spider_config['GRAB_COMMAND_INTERFACES']:
bot.controller.add_interface(**iface_config)
# Dirty hack
# FIXIT: REMOVE
bot.dump_spider_stats = kwargs.get('dump_spider_stats')
bot.stats_object = kwargs.get('stats_object')
try:
bot.run()
except KeyboardInterrupt:
pass
stats = bot.render_stats(timing=config.get('GRAB_DISPLAY_TIMING'))
if config.get('GRAB_DISPLAY_STATS'):
logger.debug(stats)
pid = os.getpid()
logger.debug('Spider pid is %d' % pid)
if config.get('GRAB_SAVE_FATAL_ERRORS'):
bot.save_list('fatal', 'var/fatal-%d.txt' % pid)
if config.get('GRAB_SAVE_TASK_ADD_ERRORS'):
bot.save_list('task-could-not-be-added', 'var/task-add-error-%d.txt' % pid)
if config.get('GRAB_SAVE_FINAL_STATS'):
open('var/stats-%d.txt' % pid, 'wb').write(stats)
return {
'spider_stats': bot.render_stats(timing=False),
'spider_timing': bot.render_timing(),
}
def main(spider_name, thread_number=None, slave=False,
settings_module='settings', network_logs=False,
disable_proxy=False, ignore_lock=False,
disable_report=False,
disable_default_logs=False,
*args, **kwargs):
if disable_default_logs:
default_logging(propagate_network_logger=network_logs,
grab_log=None, network_log=None)
else:
default_logging(propagate_network_logger=network_logs)
root_config = build_root_config(settings_module)
spider_class = load_spider_class(root_config, spider_name)
spider_config = build_spider_config(spider_class, root_config)
spider_args = None
if hasattr(spider_class, 'setup_arg_parser'):
parser = ArgumentParser()
spider_class.setup_arg_parser(parser)
opts, trash = parser.parse_known_args()
spider_args = vars(opts)
bot = spider_class(
thread_number=thread_number,
slave=slave,
config=spider_config,
network_try_limit=None,
task_try_limit=None,
args=spider_args,
)
opt_queue = spider_config.get('queue')
if opt_queue:
bot.setup_queue(**opt_queue)
opt_cache = spider_config.get('cache')
if opt_cache:
bot.setup_cache(**opt_cache)
opt_proxy_list = spider_config.get('proxy_list')
if opt_proxy_list:
if disable_proxy:
logger.debug('Proxy servers disabled via command line')
else:
bot.load_proxylist(**opt_proxy_list)
opt_ifaces = spider_config.get('command_interfaces')
if opt_ifaces:
for iface_config in opt_ifaces:
bot.controller.add_interface(**iface_config)
try:
bot.run()
except KeyboardInterrupt:
pass
stats = bot.render_stats(timing=spider_config.get('display_timing'))
stats_with_time = bot.render_stats(timing=True)
if spider_config.get('display_stats'):
logger.debug(stats)
pid = os.getpid()
logger.debug('Spider pid is %d' % pid)
if not disable_report:
if spider_config.get('save_report'):
for subdir in (str(pid), 'last'):
dir_ = 'var/%s' % subdir
if not os.path.exists(dir_):
os.mkdir(dir_)
else:
clear_directory(dir_)
for key, lst in bot.items.items():
fname_key = key.replace('-', '_')
bot.save_list(key, '%s/%s.txt' % (dir_, fname_key))
with open('%s/report.txt' % dir_, 'wb') as out:
out.write(make_str(stats_with_time))
return {
'spider_stats': bot.render_stats(timing=False),
'spider_timing': bot.render_timing(),
}
def test_load_spider_class(self):
cfg = self.build_config(['test.util_module'])
SPIDER_REGISTRY.clear()
cls = load_spider_class(cfg, 'first_spider')
self.assertEqual(cls, FirstSpider)
def main(spider_name, thread_number=None, slave=False,
settings='settings', network_logs=False,
disable_proxy=False,
*args, **kwargs):
default_logging(propagate_network_logger=network_logs)
lock_key = None
if not slave:
lock_key = 'crawl.%s' % spider_name
if lock_key is not None:
lock_path = 'var/run/%s.lock' % lock_key
logger.debug('Trying to lock file: %s' % lock_path)
assert_lock(lock_path)
config = build_global_config(settings)
spider_class = load_spider_class(config, spider_name)
spider_config = build_spider_config(spider_class, config)
if hasattr(spider_class, 'setup_extra_args'):
parser = ArgumentParser()
spider_class.setup_extra_args(parser)
extra_args, trash = parser.parse_known_args()
spider_config['extra_args'] = vars(extra_args)
if thread_number is None:
thread_number = spider_config.getint('GRAB_THREAD_NUMBER')
stat_task_object = kwargs.get('stat_task_object', None)
bot = spider_class(
thread_number=thread_number,
slave=slave,
config=spider_config,
network_try_limit=spider_config.getint('GRAB_NETWORK_TRY_LIMIT'),
task_try_limit=spider_config.getint('GRAB_TASK_TRY_LIMIT'),
)
if spider_config.get('GRAB_QUEUE'):
bot.setup_queue(**spider_config['GRAB_QUEUE'])
if spider_config.get('GRAB_CACHE'):
bot.setup_cache(**spider_config['GRAB_CACHE'])
if spider_config.get('GRAB_PROXY_LIST'):
if disable_proxy:
logger.debug('Proxy servers disabled via command line')
else:
bot.load_proxylist(**spider_config['GRAB_PROXY_LIST'])
if spider_config.get('GRAB_COMMAND_INTERFACES'):
for iface_config in spider_config['GRAB_COMMAND_INTERFACES']:
bot.controller.add_interface(**iface_config)
# Dirty hack
# FIXIT: REMOVE
bot.dump_spider_stats = kwargs.get('dump_spider_stats')
bot.stats_object = kwargs.get('stats_object')
try:
bot.run()
except KeyboardInterrupt:
pass
stats = bot.render_stats(timing=config.get('GRAB_DISPLAY_TIMING'))
if spider_config.get('GRAB_DISPLAY_STATS'):
logger.debug(stats)
pid = os.getpid()
logger.debug('Spider pid is %d' % pid)
if config.get('GRAB_SAVE_REPORT'):
for subdir in (str(pid), 'last'):
dir_ = 'var/%s' % subdir
if not os.path.exists(dir_):
os.mkdir(dir_)
else:
clear_directory(dir_)
bot.save_list('fatal', '%s/fatal.txt' % dir_)
bot.save_list('task-count-rejected', '%s/task_count_rejected.txt' % dir_)
bot.save_list('network-count-rejected', '%s/network_count_rejected.txt' % dir_)
bot.save_list('task-with-invalid-url', '%s/task_with_invalid_url.txt' % dir_)
with open('%s/report.txt' % dir_, 'wb') as out:
out.write(stats)
return {
'spider_stats': bot.render_stats(timing=False),
'spider_timing': bot.render_timing(),
}
