Error 502
**Output of the info page **
(paste your output here)
Additional environment details (Operating System, Cloud provider, etc):
Steps to reproduce the issue: 1.use any version of Datadog 2.use proxy web zscaler : port 80 3.user agent Docker with rancher server 1.6.18
Describe the results you received: UTC | ERROR | dd.forwarder | forwarder(ddagent.py:282) | Response: HTTPResponse(_body=None,buffer=None,code=599,effective_url='https://intake/?api_key=*************************db7fb',error=CurlError('HTTP 599: Received HTTP code 502 from proxy after CONNECT',),headers={},reason='Unknown',request=<tornado.httpclient.HTTPRequest object at 0x7f68dc4aa9d0>,request_time=0.026569843292236328,time_info={}) 2018-08-23 13:29:03 UTC | WARNING | dd.forwarder | transaction(transaction.py:268) | Transaction 40 in error (4 errors), it will be replayed after 2018-08-23 13:30:23 2018-08-23 13:29:07 UTC | ERROR | dd.forwarder | forwarder(ddagent.py:282) | Response: HTTPResponse(_body=None,buffer=None,code=599,effective_url='https://api/v1/series/?api_key=*************************db7fb',error=CurlError('HTTP 599: Received HTTP code 502 from proxy after CONNECT',),headers={},reason='Unknown',request=<tornado.httpclient.HTTPRequest object at 0x7f68dc4aa9d0>,request_time=0.031332969665527344,time_info={}) 2018-08-23 13:29:07 UTC | WARNING | dd.forwarder | transaction(transaction.py:268) | Transaction 68 in error (3 errors), it will be replayed after 2018-08-23 13:30:07 2018-08-23 13:29:07 UTC | ERROR | dd.forwarder | forwarder(ddagent.py:282) | Response: HTTPResponse(_body=None,buffer=None,code=599,effective_url='https://api/v1/check_run/?api_key=*************************db7fb',error=CurlError('HTTP 599: Received HTTP code 502 from proxy after CONNECT',),headers={},reason='Unknown',request=<tornado.httpclient.HTTPRequest object at 0x7f68ddf4ed90>,request_time=0.026308059692382812,time_info={}) 2018-08-23 13:29:07 UTC | WARNING | dd.forwarder | transaction(transaction.py:268) | Transaction 66 in error (3 errors), it will be replayed after 2018-08-23 13:30:07 2018-08-23 13:29:08 UTC | ERROR | dd.forwarder | forwarder(ddagent.py:282) | Response: HTTPResponse(_body=None,buffer=None,code=599,effective_url='https://api/v1/series/?api_key=*************************db7fb',error=CurlError('HTTP 599: Received HTTP code 502 from proxy after CONNECT',),headers={},reason='Unknown',request=<tornado.httpclient.HTTPRequest object at 0x7f68dc4aa9d0>,request_time=0.016031980514526367,time_info={}) 2018-08-23 13:29:08 UTC | WARNING | dd.forwarder | transaction(transaction.py:268) | Transaction 31 in error (3 errors), it will be replayed after 2018-08-23 13:30:08 2018-08-23 13:29:08 UTC | ERROR | dd.forwarder | forwarder(ddagent.py:282) | Response: HTTPResponse(_body=None,buffer=None,code=599,effective_url='https://intake/?api_key=*************************db7fb',error=CurlError('HTTP 599: Received HTTP code 502 from proxy after CONNECT',),headers={},reason='Unknown',request=<tornado.httpclient.HTTPRequest object at 0x7f68dc4aa9d0>,request_time=0.016971826553344727,time_info={})
Describe the results you expected: Code 200
Additional information you deem important (e.g. issue happens only occasionally):