def stopService(self):
log.msg(format='startPageSpiderService->stopService stop startPageSpiderService serviceName=(%(serviceName)s)',serviceName=self.name)
service.Service.stopService(self)
self.spiderService.removeSpiderService()
self._crawler.stop()
if self.name in self.spiderService.namedServices:
self.spiderService.removeService(self)
def parse(self, response):
print 'startPageSpider==========================>',response.url
# log.msg(format='%(iPid)s, %(url)s, %(project)s ', iPid = self.taskId, url = response.url, project=self.project)
listQuqueCount = self.redis.llen('scrapy:startPageSpider:listQuque:%s' % self.taskId)
if listQuqueCount == 1:
self._crawler.signals.send_catch_log('writeListQuque')
elif listQuqueCount == 0:
self._crawler.signals.send_catch_log('emptyListQuque')
print 'startPageSpider---------send_catch_log->emptyListQuque'
if response.url not in self.hasCrawlSet:
pattern = re.compile(r'%s' % self.project['szStartUrlReg'])
self.hasCrawlSet.add(response.url)
if pattern.match(response.url) and response.url not in self.hasInsertSet:
title = "|".join(response.xpath('/html/head/title/text()').extract())
insertSql = 'INSERT INTO project_start_page(iPid, szUrl, szTitle,dtLastScrapyTime) VALUES(%d, "%s", "%s", "%s")' % (self.taskId, response.url, title, time.strftime('%Y-%m-%d %H:%M:%S', time.localtime(time.time())))
self.dbUtils.insert(insertSql)
self.hasInsertSet.add(response.url)
self.redis.lpush('scrapy:startPageSpider:listQuque:%s' % self.taskId, response.url)
#self.redis.sadd('scrapy:startPageSpider:startPage:2', response.url)
log.msg(format='spider=startPageSpider iPid=%(i)s, title=%(t)s url=%(u)s', i = self.taskId, t=title, u=response.url)
_allow = ( _allow for _allow in self.project['szStartUrlReg'].split('~'))
self.linkExtractor = LinkExtractor(allow_domains=self.domain, allow=_allow)
links = [ link for link in self.linkExtractor.extract_links(response) if link.url not in self.hasCrawlSet ]
for link in links:
yield self.make_requests_from_url(link.url)
def addTask(data, taskId):
taskName = self.getTaskName(taskId)
if taskName not in self.namedServices:
_taskService = taskService(taskId=taskId, taskName=taskName, setting = data)
self.addService(_taskService)
log.msg(format='add task success taskId=%(taskId)s taskName=%(taskName)s', taskId=taskId, taskName=taskName)
return True
else :
log.msg('add task error task is existed taskId=%(taskId)s taskName=%(taskName)s', taskId=taskId, taskName=taskName)
return False
def removeSpiderService(self):
_running = 0
for serviceName in self.namedServices:
if self.namedServices[serviceName].running == 1:
_running = 1
break
if _running == 0 :
log.msg(format='spiderService->removeSpiderService stop spiderService serviceName=(%(serviceName)s)',serviceName=self.name)
if self.name in self.taskService.namedServices:
self.taskService.removeService(self)
def startTask(self, taskId):
serviceName = 'spiderService_%s' % taskId
if serviceName not in self.namedServices:
_spiderService = spiderService(taskId=taskId, taskService=self)
_spiderService.setName('spiderService_%s' % taskId)
self.addService(_spiderService)
log.msg(format='TaskService->startTask(%(taskId)s)',taskId=taskId)
return True
else:
log.msg(format='TaskService->startTask(%(taskId)s) serviceName=%(serviceName)s Exists',taskId=taskId, serviceName=serviceName)
return False
def parse(self, response):
#self.redis.sadd('scrapy:startPageSpider:startPage:3', response.url)
if response.url not in self.hasCrawlSet:
#self.redis.sadd('scrapy:startPageSpider:startPage:4', response.url)
self.hasCrawlSet.add(response.url)
_allow = ( _allow for _allow in self.project['szUrlReg'].split('~'))
self.linkExtractor = LinkExtractor(allow_domains=self.domain, allow=_allow)
links = [ link for link in self.linkExtractor.extract_links(response) if link.url not in self.hasInsertSet ]
#self.redis.hset('scrapy:startPageSpider:listPage:count', response.url, len(links))
for link in links:
if link.url in self.hasInsertSet : continue
insertSql = 'INSERT INTO project_list_page(iPid, szUrl, szTitle, szSourceUrl,dtLastScrapyTime) VALUES(%d, "%s", "%s", "%s", "%s")' % (self.taskId,link.url, link.text, response.url, time.strftime('%Y-%m-%d %H:%M:%S', time.localtime(time.time())))
self.dbUtils.insert(insertSql)
self.hasInsertSet.add(link.url)
log.msg(format='spider=listPageSpider iPid=%(i)s, title=%(t)s url=%(u)s', i = self.taskId, t=link.text, u=link.url)
def startService(self):
_spider_start_page_setting = self.setting.get(SPIDER_TYPE_START_PAGE)
if _spider_start_page_setting is not None:
_spider_start_page_setting['szStartUrl']=self.setting.get('szStartUrl')
_spider_start_page_setting['szRegStartUrl']=self.setting.get('szRegStartUrl')
# self._startStartPageSpider(_spider_start_page_setting)
self._crawlerProcess.start()
# sService = startPageService(self)
lSeevice = listPageService(self)
cService = contentPageService(self)
# eService = extraPageService(self)
# self.addService(sService)
self.addService(lSeevice)
self.addService(cService)
# self.addService(eService)
service.MultiService.startService(self)
log.msg('taskService->startService')
def removeTask(self, taskId):
if taskId is None:
log.msg('remove task error , taskid is None')
return None
taskName = self.getTaskName(taskId)
if taskName in self.namedServices:
self.removeService(self.getServiceNamed(taskName))
log.msg(format='remove task success taskId=%(taskId)s taskName=%(taskName)s', taskId=taskId, taskName=taskName)
return True
else :
log.msg('remove task error , taskid is not existed')
return False
def configErr(msg, taskId):
log.msg('get config error taskid= %s ' % taskId )
log.msg('error: ')
log.msg(msg)
def startService(self):
self.startTask(1)
service.MultiService.startService(self)
log.msg("taskRootService->startService")
def startService(self):
service.Service.startService(self)
log.msg('contentPageService->%s' % self.taskService.taskId)
def stopService(self):
service.MultiService.stopService(self)
log.msg('taskService->stopService')
def stopService(self):
log.msg(format='spiderService->stopService stop spiderService serviceName=(%(serviceName)s)',serviceName=self.name)
service.MultiService.stopService(self)
self.removeSpiderService()
def startService(self):
service.MultiService.startService(self)
log.msg(format='start spiderService serviceName=(%(serviceName)s)',serviceName=self.name)
self._startPageSpiderService._crawler.signals.connect(self._listPageSpiderService.startCrawl, 'writeListQuque')
self._startPageSpiderService._crawler.signals.connect(self._listPageSpiderService.pausedCrawl, 'emptyListQuque')
self._listPageSpiderService._crawler.signals.connect(self._listPageSpiderService.pausedCrawl, 'emptyListQuque')
def startService(self):
service.Service.startService(self)
log.msg('TaskService->startService')
def stopTask(self,taskId):
serviceName = 'spiderService_%s' % taskId
log.msg(format='TaskService->stopTask(%(taskId)s) serviceName=%(serviceName)s ',taskId=taskId, serviceName=serviceName)
if serviceName in self.namedServices:
self.namedServices[serviceName].stopService()
return True
