Compatible issue with amazon s3 go sdk

[Charles Hsu]

It seems like go SDK not works well with swift3 because it includes protocol and fqdn in request path.

Request:

HEAD http://swift.chhsu.com/test/test.zip HTTP/1.1
Host: swift.chhsu.com
User-Agent: aws-sdk-go/1.5.5 (go1.7.3; darwin; amd64)
Authorization: AWS4-HMAC-SHA256 Credential=demo/20161116/us-east-1/s3/aws4_request, SignedHeaders=host;x-amz-content-sha256;x-amz-date, Signature=8597a1900784b56b31e41f8af88b9ca848c53f3c4d7d929a80264af12e817f23
X-Amz-Content-Sha256: e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
X-Amz-Date: 20161116T100714Z

Response:

HTTP/1.1 500 Internal Server Error
x-amz-id-2: tx501a7476ba484aab87472-00582c2ee9
x-amz-request-id: tx501a7476ba484aab87472-00582c2ee9
Content-Type: application/xml
Content-Length: 0
X-Trans-Id: tx501a7476ba484aab87472-00582c2ee9
Date: Wed, 16 Nov 2016 10:03:21 GMT

Logs:
~$ sudo grep tx501a7476ba484aab87472 /var/log/swift/all.log
Nov 16 10:03:21 dev21 proxy-server: Invalid path: http%3A//swift.chhsu.com/test/test.zip: #012Traceback (most recent call last):#012 File "/usr/lib/python2.7/dist-packages/swift3/middleware.py", line 110, in __call__#012 req = req_class(env, self.app, self.slo_enabled)#012 File "/usr/lib/python2.7/dist-packages/swift3/request.py", line 368, in __init__#012 self.container_name, self.object_name = self._parse_uri()#012 File "/usr/lib/python2.7/dist-packages/swift3/request.py", line 457, in _parse_uri#012 bucket, obj = self.split_path(0, 2, True)#012 File "/usr/lib/pymodules/python2.7/swift/common/swob.py", line 1032, in split_path#012 minsegs, maxsegs, rest_with_last)#012 File "/usr/lib/pymodules/python2.7/swift/common/utils.py", line 1168, in split_path#012 raise ValueError('Invalid path: %s' % quote(path))#012ValueError: Invalid path: http%3A//swift.chhsu.com/test/test.zip (txn: tx501a7476ba484aab87472-00582c2ee9)
Nov 16 10:03:21 dev21 proxy-server: 192.168.190.100 192.168.190.100 16/Nov/2016/10/03/21 HEAD http://swift.chhsu.com/test/test.zip HTTP/1.0 500 - aws-sdk-go/1.5.5%20%28go1.7.3%3B%20darwin%3B%20amd64%29 - - - - tx501a7476ba484aab87472-00582c2ee9 - 0.0009 - - 1479290601.478821993 1479290601.479682922 -

[Charles Hsu (charles0126)]

SDK: https://github.com/aws/aws-sdk-go
Issue: https://github.com/aws/aws-sdk-go/issues/944

[Charles Hsu (charles0126)]

Okay, I think it's a bug in python wsgi module.

https://bugs.python.org/issue21472