import urllib2

url = "http://3.3.3.3/api/v1/demo..." #先定義了幾個(gè)url的查詢(xún)接口，配合我們后面查詢(xún)來(lái)用，當(dāng)然這些接口吐出的數(shù)據(jù)得是json格式。 
urlks3 = "http://2.2.2.2/api/v1/demo..."
...
 
 types = ['hostname','pubip','otherinfo','isp','province','city'] # 先定義我們這個(gè)接口能吐哪些東西
 if host: # 判斷查詢(xún)的是否為主機(jī)名
  hostcheck = str(Ipinfo.objects.values('hostname','pubip','otherinfo').filter(hostname=host)) # 在數(shù)據(jù)庫(kù)中查詢(xún)結(jié)果
  if hostcheck: 
   hostcheck = re.sub(r'\'', '\"', hostcheck) # 修查詢(xún)出的數(shù)據(jù)改格式為json格式
   maininfo = json.loads(hostcheck) # 將數(shù)據(jù)庫(kù)查詢(xún)出的數(shù)據(jù)導(dǎo)出到對(duì)象
   pubip = maininfo['pubip'] # 這時(shí)就可以取出json對(duì)應(yīng)的內(nèi)容了
   checkipurl = ...+pubip
   data=urllib2.urlopen(checkipurl).read() # 讀取某個(gè)url中的json內(nèi)容
   ipinfo = json.loads(data) # 將上一步獲取的數(shù)據(jù)導(dǎo)出到對(duì)象
   # 下面是各種賦值，就很隨意了
   maininfo['isp'] = ipinfo['info']['isp'] 
   maininfo['province'] = ipinfo['info']['province']
   maininfo['city'] = ipinfo['info']['city']
   # 接下來(lái)判斷這個(gè)請(qǐng)求是否查詢(xún)了錯(cuò)誤日志信息，這個(gè)是因?yàn)橹鳈C(jī)名跟錯(cuò)誤信息內(nèi)容比較接近，只能靠參數(shù)來(lái)判斷了  
   if erres:
    erres = re.sub(r' ', '%20', erres)
    checkerreurl = ...
    errepage = urllib2.urlopen(checkerreurl)
    erredata = errepage.read()
    print erredata
    erreinfo = json.loads(erredata)
    maininfo['ch_exp']= erreinfo['ch_exp']
  # 下面是如果查詢(xún)不到主機(jī)信息，就補(bǔ)充空信息避免程序出現(xiàn)異常
  else:
   for item in types:
    maininfo[item] = '-'
  return JsonResponse(maininfo,json_dumps_params={'ensure_ascii':False})

 if ipadd:
  hostcheck = str(Ipinfo.objects.values('hostname','pubip','otherinfo').filter(Q(pubip=ipadd)...)[0:1]) #多個(gè)字段查詢(xún)可以用Q方法 
  if hostcheck:
   hostcheck = re.sub(r'\'', '\"', hostcheck)
   maininfo = json.loads(hostcheck)
   pubip = maininfo['pubip']
   checkipurl = ...+ipadd
   page=urllib2.urlopen(checkipurl)
   data=page.read()
   ipinfo = json.loads(data)
   maininfo['isp'] = ipinfo['info']['isp']
   maininfo['province'] = ipinfo['info']['province']
   maininfo['city'] = ipinfo['info']['city']

# 打開(kāi)文件句柄，這部分一定要寫(xiě)到函數(shù)以外，如果文件很小并且要支持實(shí)時(shí)更新，可以寫(xiě)到函數(shù)內(nèi)
with open('/.../source.json','r') as file_object: # 這個(gè)文件是es直接導(dǎo)出的一個(gè)大的json，每個(gè)k、v都一一對(duì)應(yīng)
 srcinfo = file_object.read()
 srcjson = json.loads(srcinfo)
with open('/.../total.json','r') as tot_object: # 這個(gè)文件是一個(gè)列表式的json，元素較多，元素中是鍵值對(duì)。
 totinfo = tot_object.read()
 totjson = json.loads(totinfo)

def chsrcip(request):
 exit_flag = [] # 給循環(huán)打個(gè)退出標(biāo)簽 等下有用
 ip = request.GET.get('ip')
 maininfo = {}
 maininfo['hostname']= '-' # 先給個(gè)默認(rèn)值
 maininfo['otherinfo']= '-'
 if re.search('^(\d+\.\d+\.\d+.\d+)$',ip):
  for item in srcjson:
   for k,v in item.items():
    if ip in v:
     maininfo['hostname']=k
     maininfo['otherinfo']= u'客戶源站' 
     exit_flag = 'true' # 由于IP數(shù)量龐大，所以找到第一個(gè)IP時(shí)就停止循環(huán)并退出整個(gè)for循環(huán)，這時(shí)候就用到了退出標(biāo)簽。
     break
   if exit_flag: 
    break
  for item in totjson: # 進(jìn)入第二個(gè)for循環(huán)查詢(xún)查詢(xún)具體的客戶名稱(chēng)
   if ip in item['originAddresses']:
    maininfo['hostname']= item['domain'],item['userId']
    maininfo['otherinfo']= u'客戶源站'
    break
  return JsonResponse(maininfo,json_dumps_params={'ensure_ascii':False})