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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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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@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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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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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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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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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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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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kingClient = KingClient()
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