def __init__(self, threadcnt):
self.networker = BasicRequests()
self.thread_count = threadcnt
self._tls = threading.local()
self._logport = 6666
self._name = 'spider'
self._threads = []
self._reporter = None
self._worker_count = 0
self._stat = None
self._end_mark = 0
self._running_count = 0 #正在执行任务的线程数量.
self.locker = threading.RLock()
self.job_mask = 'mnf'
self.condtion = threading.Condition()
self._jobq = None
self._no_more_wait_job = False # 这个变量用于通知wait_for_condition函数,不会再有新的任务来了,不要再等了.
def __init__(self, threadcnt):
BasicRequests.__init__(self)
self.thread_count = threadcnt
self.job_queue = Queue.Queue(100)
self.job_queue2 = Queue.LifoQueue()
self.job_queue3 = Queue.Queue() #for failed jobs.
self._tls = threading.local()
self._logport = 5555
self._end_mark = 0
self._mjlock = threading.RLock()
self._mjlocktime = 0
self._name = 'spider'
self._threads = []
self._reporter = None
self._dispatcher = None
self._worker_count = 0
self.curjobid = 0
self.enable_mainjob_timedlock = False
self._start_timet = time.time()
self._start_datetime = None
self._running_count = 0
def __init__(self):
self.req = BasicRequests()
self.req.load_proxy('../../conf/zhilian_proxy')
class PageExpireDetect(object):
def __init__(self):
self.req = BasicRequests()
self.req.load_proxy('../../conf/zhilian_proxy')
def load_proxy(self, fn, index=-1, auto_change=True):
self.req.load_proxy(fn, index, auto_change)
def lagou_page_detect(self, url):
resp = self.req.request_url(url)
if isinstance(resp.text, unicode):
resp.text = resp.text.encode("utf-8")
htl = html.fromstring(resp.text)
if htl.xpath("/div[@class='position_del']"):
return False
if "亲，你来晚了，该信息已经被删除鸟" in resp.text:
return False
return True
def jd51job_page_detect(self, url):
# 过期返回 False, 否则返回True
resp = self.req.request_url(url)
resp.encoding = 'gb2312'
if u"很抱歉，你选择的职位目前已经暂停招聘" in resp.text:
return False
return True
def zhilian_page_detect(self, url):
resp = self.req.request_url(url)
if "http://img01.zhaopin.cn/2014/seo/images/outmoded_01.png" in resp.text:
return False
htl = html.fromstring(resp.text)
if htl.xpath("//div[@class='returnpage']"):
return False
srcs = htl.xpath("//div[@class='inner-right fr']/img/@src")
for src in srcs:
if "http://img01.zpin.net.cn/2014/rd2/img/company_gq.png" in src:
return False
return True
def liepin_page_detect(self, url):
con = self.req.request_url(url)
if con is None or u'抱歉， 您访问的页面不存在或已删除' in con.text:
return False
if u'抱歉，您查看的职位已过期' in con.text:
return False
if u'该职位已结束' in con.text:
return False
return True
def wealink_page_detect(self, url):
resp = self.req.request_url(url)
htl = html.fromstring(resp.text)
class Spider2(object):
class Stats:
def __init__(self):
self.job_count = 0
self.mjob_count = 0
self.start_time = time.time()
self.start_date = datetime.datetime.now()
self.curjobstr = ""
self.curjob = {}
def report_str(self):
timespan = str(datetime.datetime.now() - self.start_date)
reportstr = "prog:%s\nlast job is %s\nDONE time used:%s\n" % (
' '.join(sys.argv), self.curjobstr, timespan)
reportstr += "mj: %d aj:%d\n" % (self.mjob_count, self.job_count)
return reportstr
def msg_str(self, mqsz, qsz):
progargs = (self.mjob_count, mqsz, self.job_count, qsz)
prog = "mj:%d/%d,aj:%d/%d" % progargs
if self.curjob.has_key('url'):
cjstr = util.utf8str(self.curjob['url'])
else:
cjstr = util.utf8str(self.curjob)
cjstr = re.sub(r'\r|\n', '', cjstr)
if len(cjstr) > 100:
cjstr = cjstr[0:100]
return "[pid=%d]job:%s prog:%s\n" % (os.getpid(), cjstr, prog)
def __init__(self, threadcnt):
self.networker = BasicRequests()
self.thread_count = threadcnt
self._tls = threading.local()
self._logport = 6666
self._name = 'spider'
self._threads = []
self._reporter = None
self._worker_count = 0
self._stat = None
self._end_mark = 0
self._running_count = 0 #正在执行任务的线程数量.
self.locker = threading.RLock()
self.job_mask = 'mnf'
self.condtion = threading.Condition()
self._jobq = None
self._no_more_wait_job = False # 这个变量用于通知wait_for_condition函数,不会再有新的任务来了,不要再等了.
def request_url(self, url, **kwargs):
return self.networker.request_url(url, **kwargs)
def run(self, async=False):
if (len(self._threads) > 0 or self._reporter is not None):
raise RuntimeError("already run??")
self._threads = []
self._worker_count = 0
self._stat = Spider2.Stats()
self._jobq = cutil.JobQueue('%s.job.bin' % self._name)
if self._jobq.get_size() == 0:
self.init_jobs()
self._reporter = threading.Thread(target=self.report)
self._reporter.start()
runtime.Runtime.set_thread_name(self._reporter.ident,
"%s.job.reporter" % self._name)
for i in range(0, self.thread_count):
t = threading.Thread(target=self._job_runner, args=(i, ))
t.start()
runtime.Runtime.set_thread_name(t.ident,
"%s.worker.%d" % (self._name, i))
self._threads.append(t)
self.event_handler('STARTED', '')
if not async:
self.wait_run(True)
