def __init__(self, usage, strategy='robin', length=10,
fast_response=5, redis_args=None):
"""
:param usage: one of SCORE_MAPS's keys, such as https
:param length: if total available proxies are less than length,
you must refresh pool
:param strategy: the load balance of proxy ip, the value is
one of ['robin', 'greedy']
:param fast_response: if you use greedy strategy, if will be needed to
decide whether a proxy ip should continue to be used
:param redis_args: redis connetion args, it's a dict, the keys include host, port, db and password
"""
self.score_queue = SCORE_MAPS.get(usage)
self.ttl_queue = TTL_MAPS.get(usage)
self.speed_queue = SPEED_MAPS.get(usage)
self.strategy = strategy
# pool is a queue, which is FIFO
self.pool = list()
self.length = length
self.fast_response = fast_response
self.handlers = [RobinStrategy(), GreedyStrategy()]
if isinstance(redis_args, dict):
self.conn = get_redis_conn(**redis_args)
else:
self.conn = get_redis_conn()
def __init__(self, usage):
if usage not in SCORE_MAPS.keys():
# client_logger.warning('task value is invalid, https task will be used')
usage = 'https'
self.score_queue = SCORE_MAPS.get(usage)
self.ttl_queue = TTL_MAPS.get(usage)
self.speed_queue = SPEED_MAPS.get(usage)
def __init__(self, usage):
if usage not in SCORE_MAPS.keys():
# client_logger.warning('task value is invalid, https task will be used')
usage = 'https'
self.score_queue = SCORE_MAPS.get(usage)
self.ttl_queue = TTL_MAPS.get(usage)
self.speed_queue = SPEED_MAPS.get(usage)
def set_item_queue(self, url, proxy, score, incr, speed=0):
items = list()
tasks = self.https_tasks if 'https' in url else self.http_tasks
for task in tasks:
score_item = ProxyScoreItem(url=proxy, score=score, incr=incr)
ttl_item = ProxyVerifiedTimeItem(url=proxy, verified_time=int(time.time()), incr=incr)
speed_item = ProxySpeedItem(url=proxy, response_time=speed, incr=incr)
score_item['queue'] = SCORE_MAPS.get(task)
ttl_item['queue'] = TTL_MAPS.get(task)
speed_item['queue'] = SPEED_MAPS.get(task)
items.append(score_item)
items.append(ttl_item)
items.append(speed_item)
return items
def set_item_queue(self, url, proxy, score, incr, speed=0):
items = list()
tasks = self.https_tasks if 'https' in url else self.http_tasks
for task in tasks:
score_item = ProxyScoreItem(url=proxy, score=score, incr=incr)
ttl_item = ProxyVerifiedTimeItem(url=proxy, verified_time=int(time.time()), incr=incr)
speed_item = ProxySpeedItem(url=proxy, response_time=speed, incr=incr)
score_item['queue'] = SCORE_MAPS.get(task)
ttl_item['queue'] = TTL_MAPS.get(task)
speed_item['queue'] = SPEED_MAPS.get(task)
items.append(score_item)
items.append(ttl_item)
items.append(speed_item)
return items
def __init__(self, task):
if task not in SCORE_MAPS.keys():
print('task value is invalid, https task will be used')
task = 'https'
self.score_queue = SCORE_MAPS.get(task)
self.ttl_queue = TTL_MAPS.get(task)
self.speed_queue = SPEED_MAPS.get(task)
self.template_path = SQUID_TEMPLATE_PATH
self.conf_path = SQUID_CONF_PATH
if not SQUID_BIN_PATH:
try:
r = subprocess.check_output('which squid', shell=True)
self.squid_path = r.decode().strip()
except subprocess.CalledProcessError:
print(
'no squid is installed on this machine, or the installed dir '
'is not contained in environment path')
else:
self.squid_path = SQUID_BIN_PATH
def __init__(self, usage, strategy='robin', length=10, fast_response=5):
"""
:param usage: one of SCORE_MAPS's keys, such as https
:param length: if total available proxies are less than length,
you must refresh pool
:param strategy: the load balance of proxy ip, the value is
one of ['robin', 'greedy']
:param fast_response: if you use greedy strategy, if will be needed to
decide whether a proxy ip should continue to be used
"""
self.score_queue = SCORE_MAPS.get(usage)
self.ttl_queue = TTL_MAPS.get(usage)
self.speed_queue = SPEED_MAPS.get(usage)
self.strategy = strategy
# pool is a queue, which is FIFO
self.pool = list()
self.length = length
self.fast_response = fast_response
self.handlers = [RobinStrategy(), GreedyStrategy()]
self.conn = get_redis_conn()
