/// <param name="date">The current date and time, used to authenticate
/// the API request. Typically, you should specify DateTime.UtcNow,
/// but if you do not wish to rely on the system-wide clock, you may
/// determine the current date/time by some other means.</param>
/// <param name="timeout">The request timeout, in milliseconds.
/// Specify 0 to use the system-default timeout. Use caution if
/// you choose to specify a custom timeout - some API
/// calls (particularly in the Auth APIs) will not
/// return a response until an out-of-band authentication process
/// has completed. In some cases, this may take as much as a
/// small number of minutes.</param>
public string ApiCall(string method,
string path,
Dictionary <string, string> parameters,
int timeout,
DateTime date,
out HttpStatusCode statusCode)
{
string canon_params = DuoApi.CanonicalizeParams(parameters);
string query = "";
if (!method.Equals("POST") && !method.Equals("PUT"))
{
if (parameters.Count > 0)
{
query = "?" + canon_params;
}
}
string url = string.Format("{0}://{1}{2}{3}",
this.url_scheme,
this.host,
path,
query);
string date_string = DuoApi.DateToRFC822(date);
string auth = this.Sign(method, path, canon_params, date_string);
HttpWebResponse response = AttemptRetriableHttpRequest(
method, url, auth, date_string, canon_params, timeout);
StreamReader reader
= new StreamReader(response.GetResponseStream());
statusCode = response.StatusCode;
return(reader.ReadToEnd());
}
/// <param name="date">The current date and time, used to authenticate
/// the API request. Typically, you should specify DateTime.UtcNow,
/// but if you do not wish to rely on the system-wide clock, you may
/// determine the current date/time by some other means.</param>
/// <param name="timeout">The request timeout, in milliseconds.
/// Specify 0 to use the system-default timeout. Use caution if
/// you choose to specify a custom timeout - some API
/// calls (particularly in the Auth and Verify APIs) will not
/// return a response until an out-of-band authentication process
/// has completed. In some cases, this may take as much as a
/// small number of minutes.</param>
public string ApiCall(string method,
string path,
Dictionary <string, string> parameters,
int timeout,
DateTime date,
out HttpStatusCode statusCode)
{
string canon_params = DuoApi.CanonicalizeParams(parameters);
string query = "";
if (!method.Equals("POST") && !method.Equals("PUT"))
{
if (parameters.Count > 0)
{
query = "?" + canon_params;
}
}
string url = string.Format("{0}://{1}{2}{3}",
this.url_scheme,
this.host,
path,
query);
string date_string = DuoApi.DateToRFC822(date);
string auth = this.Sign(method, path, canon_params, date_string);
HttpWebRequest request = (HttpWebRequest)WebRequest.Create(url);
request.Method = method;
request.Accept = "application/json";
request.Headers.Add("Authorization", auth);
request.Headers.Add("X-Duo-Date", date_string);
request.UserAgent = this.user_agent;
// If no proxy, check for and use WinHTTP proxy as autoconfig won't pick this up when run from a service
if (!HasProxyServer(request))
{
request.Proxy = GetWinhttpProxy();
}
LogProxyInfo(request.Proxy);
if (method.Equals("POST") || method.Equals("PUT"))
{
byte[] data = Encoding.UTF8.GetBytes(canon_params);
request.ContentType = "application/x-www-form-urlencoded";
request.ContentLength = data.Length;
using (Stream requestStream = request.GetRequestStream())
{
requestStream.Write(data, 0, data.Length);
}
}
if (timeout > 0)
{
request.Timeout = timeout;
}
// Do the request and process the result.
HttpWebResponse response;
try
{
response = (HttpWebResponse)request.GetResponse();
}
catch (WebException ex)
{
response = (HttpWebResponse)ex.Response;
if (response == null)
{
throw;
}
}
StreamReader reader
= new StreamReader(response.GetResponseStream());
statusCode = response.StatusCode;
return(reader.ReadToEnd());
}
