107 lines
		
	
	
		
			4.3 KiB
		
	
	
	
		
			Python
		
	
	
	
			
		
		
	
	
			107 lines
		
	
	
		
			4.3 KiB
		
	
	
	
		
			Python
		
	
	
	
| import logging
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| import traceback
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| import uuid
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| import requests
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| from requests.exceptions import RequestException
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| from django.conf import settings
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| from rest_framework.exceptions import APIException, ParseError
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| 
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| from apps.third.errors import KING_REQUEST_ERROR
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| from apps.utils.tools import print_roundtrip
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| from django.utils.timezone import now
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| from apps.third.king.king_api import kapis
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| from apps.utils.tools import singleton
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| from django.core.cache import cache
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| from apps.third.mixins import HandleLogMixin
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| import time
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| requests.packages.urllib3.disable_warnings()
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| myLogger = logging.getLogger('log')
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| 
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| 
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| @singleton
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| class KingClient(HandleLogMixin):
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|     """
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|     亚控数采
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|     """
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| 
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|     def __init__(self) -> None:
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|         self.king_enabled = getattr(settings, 'KING_ENABLED', False)
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|         if self.king_enabled:
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|             self.headers = {}
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|             self.log = {}
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|             # self._get_token()
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| 
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|     def _get_token(self):
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|         # is_ok, _ = self.request(**kapis['heartbeat'], raise_exception=False, timeout=10)
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|         # if is_ok == 'success':
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|         #     return
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|         current_val:str = cache.get('king_token')
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|         is_ok = 'success'
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|         if current_val != 'requesting':
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|             json = {
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|                 'username': settings.KING_USERNAME,
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|                 'password': settings.KING_PASSWORD
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|             }
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|             cache.set('king_token', 'requesting', timeout=None)
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|             is_ok, res = self.request(
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|                 **kapis['login'], json=json, timeout=10, need_auth=False, raise_exception=False)
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|             if is_ok == "success":
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|                 current_val = res['Authorization']
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|             else:
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|                 myLogger.error(f'获取token失败: {is_ok}-{res}')
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|             cache.set('king_token', current_val, timeout=None)
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|         return is_ok, current_val
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|             
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| 
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| 
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|     def request(self, url: str, method: str = 'post', params=dict(), json=dict(), timeout=20, raise_exception=True, need_auth=True):
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|         if not self.king_enabled:
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|             raise ParseError('亚控对接未启用')
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|         if need_auth:
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|             count = 6
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|             while count > 0:
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|                 token = cache.get('king_token')
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|                 if token != 'requesting':
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|                     self.headers['Authorization'] = token
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|                     break
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|                 time.sleep(0.5)
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|                 count = count -1
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| 
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|         self.log = {"requested_at": now(), "id": uuid.uuid4(), "path": url, "method": method,
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|                     "params": params, "body": json, "target": "king", "result": 10, "headers": self.headers}
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|         try:
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|             r = getattr(requests, method)('{}{}'.format(settings.KING_BASE_URL, url),
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|                                           headers=self.headers, params=params, json=json, timeout=timeout, verify=False)
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|             # if settings.DEBUG:
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|             #     print_roundtrip(r)
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|             ret = r.text
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|             if 300 > r.status_code >= 200:
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|                 ret = r.json()
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|                 if 'code' in ret:
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|                     if  ret['code'] != 0:
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|                         if need_auth and ret['code'] in [-1, -2] and url != '/api/v1/variables':  # 认证失败
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|                             # 如果这里没有判断准确,可能会导致多次触发login
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|                             myLogger.error(f"亚控认证失败:  {self.headers}-{url}-{ret}")
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|                             is_ok, _ = self._get_token()
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|                             if is_ok == "success":
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|                                 return self.request(url, method, params, json, timeout, raise_exception, need_auth)
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|                         
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|                         err_detail = dict(detail=f"亚控错误:  {ret['message']}",
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|                                         code='king_' + str(ret['code']))
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|                         self.handle_log(result='fail', response=ret)
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|                         if raise_exception:
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|                             raise ParseError(**err_detail)
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|                         return 'fail', err_detail
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|                     return 'success', ret['data']
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|                 return 'success', ret
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|             else:
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|                 self.handle_log(result='error', response=ret)
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|         except RequestException:
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|             self.handle_log(result='error', errors=traceback.format_exc())
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|         if raise_exception:
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|             raise APIException(**KING_REQUEST_ERROR)
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|         return 'error', KING_REQUEST_ERROR
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| 
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| 
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| kingClient = KingClient()
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