def _get_headers(
self, instant,
method, url_context, app_headers, body,
metadata, amz_headers, content_sha256,
):
"""
Build the list of headers needed in order to perform AWS operations.
"""
headers = {
"x-amz-date": _auth_v4.makeAMZDate(instant),
}
for key, value in metadata.iteritems():
headers["x-amz-meta-" + key] = value
for key, value in amz_headers.iteritems():
headers["x-amz-" + key] = value
if content_sha256 is None:
content_sha256 = b"UNSIGNED-PAYLOAD"
headers["x-amz-content-sha256"] = content_sha256
# Before we check if the content type is set, let's see if we can set
# it by guessing the the mimetype.
content_types = app_headers.getRawHeaders(u"content-type", None)
if content_types is not None:
headers["content-type"] = content_types[0]
return headers
def get_headers(self, instant):
"""
Build the list of headers needed in order to perform S3 operations.
"""
headers = {'x-amz-date': _auth_v4.makeAMZDate(instant)}
if self.body_producer is None:
data = self.data
if data is None:
data = b""
headers["x-amz-content-sha256"] = hashlib.sha256(data).hexdigest()
else:
data = None
headers["x-amz-content-sha256"] = b"UNSIGNED-PAYLOAD"
for key, value in self.metadata.iteritems():
headers["x-amz-meta-" + key] = value
for key, value in self.amz_headers.iteritems():
headers["x-amz-" + key] = value
# Before we check if the content type is set, let's see if we can set
# it by guessing the the mimetype.
self.set_content_type()
if self.content_type is not None:
headers["Content-Type"] = self.content_type
if self.creds is not None:
headers["Authorization"] = self.sign(
headers,
data,
s3_url_context(self.endpoint, self.bucket, self.object_name),
instant,
method=self.action)
return headers
def get_headers(self, instant):
"""
Build the list of headers needed in order to perform S3 operations.
"""
headers = {'x-amz-date': _auth_v4.makeAMZDate(instant)}
if self.body_producer is None:
data = self.data
if data is None:
data = b""
headers["x-amz-content-sha256"] = hashlib.sha256(data).hexdigest()
else:
data = None
headers["x-amz-content-sha256"] = b"UNSIGNED-PAYLOAD"
for key, value in self.metadata.items():
headers["x-amz-meta-" + key] = value
for key, value in self.amz_headers.items():
headers["x-amz-" + key] = value
# Before we check if the content type is set, let's see if we can set
# it by guessing the the mimetype.
self.set_content_type()
if self.content_type is not None:
headers["Content-Type"] = self.content_type
if self.creds is not None:
headers["Authorization"] = self.sign(
headers,
data,
s3_url_context(self.endpoint, self.bucket, self.object_name),
instant,
method=self.action)
return headers
def test_makeAMZDate(self):
"""
A L{datetime.datetime} instance is formatted according to the
convention for AMZ dates.
"""
instant = datetime.datetime(2016, 11, 11, 2, 45, 50)
self.assertEqual(makeAMZDate(instant), "20161111T024550Z")
def _get_headers(
self,
instant,
method,
url_context,
app_headers,
body,
metadata,
amz_headers,
content_sha256,
):
"""
Build the list of headers needed in order to perform AWS operations.
"""
headers = {
"x-amz-date": _auth_v4.makeAMZDate(instant),
}
for key, value in metadata.items():
headers["x-amz-meta-" + key] = value
for key, value in amz_headers.items():
headers["x-amz-" + key] = value
if content_sha256 is None:
content_sha256 = b"UNSIGNED-PAYLOAD"
headers["x-amz-content-sha256"] = content_sha256
# Before we check if the content type is set, let's see if we can set
# it by guessing the the mimetype.
content_types = app_headers.getRawHeaders("content-type", None)
if content_types is not None:
headers["content-type"] = content_types[0]
return headers
def test_makeAMZDate(self):
"""
A L{datetime.datetime} instance is formatted according to the
convention for AMZ dates.
"""
instant = datetime.datetime(2016, 11, 11, 2, 45, 50)
self.assertEqual(makeAMZDate(instant), "20161111T024550Z")
def _test_string_to_sign(self, path, canonical_request):
"""
Extract an AWS string-to-sign fixture from C{path} and compare it
to a L{_SignableAWS4HMAC256Token} constructed from the
provided canonical request.
"""
string_to_sign_path = self._globOne(path, "*.sts")
with string_to_sign_path.open() as f:
string_to_sign = f.read()
token = _SignableAWS4HMAC256Token(
makeAMZDate(self.instant),
credential_scope=self.credential_scope,
canonical_request=canonical_request)
self.assertEqual(token.serialize(), string_to_sign)