def headers_to_sign(self, request):
"""
Select the headers from the request that need to be included
in the StringToSign.
"""
header_map = HTTPHeaders()
split = urlsplit(request.url)
for name, value in request.headers.items():
lname = name.lower()
if lname not in SIGNED_HEADERS_BLACKLIST:
header_map[lname] = value
if 'host' not in header_map:
header_map['host'] = split.netloc
return header_map
def __init__(self, *args, **kwargs):
self.auth_path = None
if 'auth_path' in kwargs:
self.auth_path = kwargs['auth_path']
del kwargs['auth_path']
models.Request.__init__(self, *args, **kwargs)
headers = HTTPHeaders()
if self.headers is not None:
for key, value in self.headers.items():
headers[key] = value
self.headers = headers
# This is a dictionary to hold information that is used when
# processing the request. What is inside of ``context`` is open-ended.
# For example, it may have a timestamp key that is used for holding
# what the timestamp is when signing the request. Note that none
# of the information that is inside of ``context`` is directly
# sent over the wire; the information is only used to assist in
# creating what is sent over the wire.
self.context = {}