async def generate_presigned_post(self,
request_dict,
fields=None,
conditions=None,
expires_in=3600,
region_name=None):
if fields is None:
fields = {}
if conditions is None:
conditions = []
# Create the policy for the post.
policy = {}
# Create an expiration date for the policy
datetime_now = datetime.datetime.utcnow()
expire_date = datetime_now + datetime.timedelta(seconds=expires_in)
policy['expiration'] = expire_date.strftime(botocore.auth.ISO8601)
# Append all of the conditions that the user supplied.
policy['conditions'] = []
for condition in conditions:
policy['conditions'].append(condition)
# Store the policy and the fields in the request for signing
request = create_request_object(request_dict)
request.context['s3-presign-post-fields'] = fields
request.context['s3-presign-post-policy'] = policy
await self._request_signer.sign('PutObject', request, region_name,
'presign-post')
# Return the url and the fields for th form to post.
return {'url': request.url, 'fields': fields}
async def generate_presigned_url(self, request_dict, operation_name,
expires_in=3600, region_name=None,
signing_name=None):
request = create_request_object(request_dict)
await self.sign(operation_name, request, region_name,
'presign-url', expires_in, signing_name)
request.prepare()
return request.url