def getCanonicalURI(self, bucket=None, key=None):
URI = ''
if self.path_style and bucket:
URI += '/' + bucket
if key:
URI += '/' + key
if not URI:
URI = '/'
return util.encode_object_key(URI)
def __make_canonical_string(self,
method,
bucket_name,
key,
path_args,
headers,
expires=None):
interesting_headers = self.__make_canonicalstring_interesting_headers(
headers, expires)
key_list = sorted(interesting_headers.keys())
str_list = self.__make_canonicalstring_str_list(
key_list, method, interesting_headers)
URI = ''
_bucket_name = self.server if self.is_cname else bucket_name
if _bucket_name:
URI += '/'
URI += _bucket_name
if not self.path_style or self.is_cname:
URI += '/'
if key:
if not URI.endswith('/'):
URI += '/'
URI += util.encode_object_key(key)
if URI:
str_list.append(URI)
else:
str_list.append('/')
if path_args:
e = '?'
cannoList = sorted(path_args.items(), key=lambda d: d[0])
for path_key, path_value in cannoList:
if path_key.lower(
) in const.ALLOWED_RESOURCE_PARAMTER_NAMES or path_key.lower(
).startswith(self.ha._get_header_prefix()):
path_key = util.encode_item(path_key, '/')
if path_value is None:
e += path_key + '&'
continue
e += path_key + '=' + util.to_string(path_value) + '&'
e = e[:-1]
str_list.append(e)
return ''.join(str_list)
def __make_canonicalstring(self,
method,
bucket_name,
key,
path_args,
headers,
expires=None):
str_list = []
str_list.append(method + '\n')
interesting_headers = {}
if isinstance(headers, dict):
for hash_key in headers.keys():
lk = hash_key.lower()
if lk in const.CONTENT_LIST or lk.startswith(
self.ha._get_header_prefix()):
s = headers.get(hash_key)
interesting_headers[lk] = ''.join(s)
keylist = interesting_headers.keys()
if self.ha.date_header() in keylist:
interesting_headers[const.DATE_HEADER.lower()] = ''
if expires:
interesting_headers[const.DATE_HEADER.lower()] = expires
if const.CONTENT_TYPE_HEADER.lower() not in keylist:
interesting_headers[const.CONTENT_TYPE_HEADER.lower()] = ''
if const.CONTENT_MD5_HEADER.lower() not in keylist:
interesting_headers[const.CONTENT_MD5_HEADER.lower()] = ''
keylist = sorted(interesting_headers.keys())
for k in keylist:
header_key = util.to_string(k)
val = '' if interesting_headers[
header_key] is None else interesting_headers[header_key]
if header_key.startswith(self.ha._get_meta_header_prefix()):
str_list.append(header_key + ':' + util.to_string(val).strip())
elif header_key.startswith(self.ha._get_header_prefix()):
str_list.append(header_key + ':' + val)
else:
str_list.append(val)
str_list.append('\n')
URI = ''
_bucket_name = self.server if self.is_cname else bucket_name
if _bucket_name:
URI += '/'
URI += _bucket_name
if not self.path_style or self.is_cname:
URI += '/'
if key:
if not URI.endswith('/'):
URI += '/'
URI += util.encode_object_key(key)
if URI:
str_list.append(URI)
else:
str_list.append('/')
if path_args:
e1 = '?'
e2 = '&'
cannoList = sorted(path_args.items(), key=lambda d: d[0])
for path_key, path_value in cannoList:
if path_key.lower(
) in const.ALLOWED_RESOURCE_PARAMTER_NAMES or path_key.lower(
).startswith(self.ha._get_header_prefix()):
path_key = util.encode_item(path_key, '/')
if path_value is None:
e1 += path_key + '&'
continue
e2 += path_key + '=' + util.to_string(path_value) + '&'
e = (e1 + e2).replace('&&', '&').replace('?&', '?')[:-1]
str_list.append(e)
return ''.join(str_list)