public Dictionary <string, string> RefreshSignParameters(Dictionary <string, string> parameters,
Signer signer, string accessKeyId, FormatType?format)
{
var immutableMap = new Dictionary <string, string>(parameters);
DictionaryUtil.Add(immutableMap, "Timestamp", ParameterHelper.FormatIso8601Date(DateTime.UtcNow));
DictionaryUtil.Add(immutableMap, "SignatureMethod", signer.GetSignerName());
DictionaryUtil.Add(immutableMap, "SignatureVersion", signer.GetSignerVersion());
DictionaryUtil.Add(immutableMap, "SignatureNonce", Guid.NewGuid().ToString());
DictionaryUtil.Add(immutableMap, "AccessKeyId", accessKeyId);
if (null != format)
{
DictionaryUtil.Add(immutableMap, "Format", format.ToString());
}
if (signer.GetSignerType() != null)
{
DictionaryUtil.Add(immutableMap, "SignatureType", signer.GetSignerType());
}
return(immutableMap);
}
public string ComposeStringToSign(MethodType?method, string uriPattern, Signer signer,
Dictionary <string, string> queries, Dictionary <string, string> headers,
Dictionary <string, string> paths)
{
var sb = new StringBuilder();
sb.Append(method).Append(HEADER_SEPARATOR);
if (headers.ContainsKey("Accept"))
{
sb.Append(headers["Accept"]);
}
sb.Append(HEADER_SEPARATOR);
if (headers.ContainsKey("Content-MD5"))
{
sb.Append(headers["Content-MD5"]);
}
sb.Append(HEADER_SEPARATOR);
if (headers.ContainsKey("Content-Type"))
{
sb.Append(headers["Content-Type"]);
}
sb.Append(HEADER_SEPARATOR);
if (headers.ContainsKey("Date"))
{
sb.Append(headers["Date"]);
}
sb.Append(HEADER_SEPARATOR);
var uri = ReplaceOccupiedParameters(uriPattern, paths);
sb.Append(BuildCanonicalHeaders(headers, "x-acs-"));
sb.Append(BuildQuerystring(uri, queries));
return(sb.ToString());
}