public RunInstancesResponse RunInstances(RunInstancesRequest request)
{
return Util.RetryMethod<RunInstancesResponse>(() => DoRunInstances(request), RetryCount);
}
public RunInstancesResponse DoRunInstances(RunInstancesRequest request)
{
List<string> lParams = new List<string>();
lParams.Add(string.Format("AWSAccessKeyId={0}", Util.UrlEncode(AccessKey)));
lParams.Add(string.Format("Action={0}", "RunInstances"));
lParams.Add(string.Format("SignatureMethod={0}", "HmacSHA256"));
lParams.Add(string.Format("SignatureVersion={0}", "2"));
lParams.Add(string.Format("Timestamp={0}", Util.UrlEncode(DateTime.UtcNow.ToString("yyyy-MM-ddTHH:mm:ssZ"))));
lParams.Add(string.Format("Version={0}", "2012-07-20"));
var propValues = typeof(RunInstancesRequest).GetProperties();
for (int i = 0; i < propValues.Length; i++)
{
if (propValues[i].PropertyType.IsValueType || propValues[i].PropertyType == typeof(string))
{
var value = propValues[i].GetValue(request);
if (propValues[i].PropertyType == typeof(bool))
value = value.ToString().ToLower();
if (value != null)
{
FieldInfo info = propValues[i].PropertyType.GetField(value.ToString());
if (info != null && info.IsDefined(typeof(XmlEnumAttribute), false))
{
object[] o = info.GetCustomAttributes(typeof(XmlEnumAttribute), false);
XmlEnumAttribute att = (XmlEnumAttribute)o[0];
value = att.Name;
}
lParams.Add(string.Format("{0}={1}", propValues[i].Name, Util.UrlEncode(value.ToString())));
}
}
else if (propValues[i].PropertyType == typeof(List<string>))
{
var value = (List<string>)propValues[i].GetValue(request);
for (int a = 0; a < value.Count; a++)
{
lParams.Add(string.Format("{0}.{1}={2}", propValues[i].Name, a + 1, Util.UrlEncode(value[a])));
}
}
}
lParams.Sort(StringComparer.Ordinal);
var parameters = string.Join("&", lParams);
string sig = Util.GetSignature(URL, "GET", parameters, SecretKey);
parameters = string.Format("{0}&Signature={1}", parameters, Util.UrlEncode(sig));
var wRequest = WebRequest.Create(string.Format("{0}?{1}", URL, parameters)) as HttpWebRequest;
wRequest.Method = "GET";
wRequest.ContentType = "application/x-www-form-urlencoded";
wRequest.KeepAlive = false;
using (var response = wRequest.GetResponse() as HttpWebResponse)
using (var stream = response.GetResponseStream())
using (var reader = new StreamReader(stream))
{
var body = reader.ReadToEnd();
var element = XElement.Parse(body);
XmlSerializer serializer = new XmlSerializer(typeof(RunInstancesResponse));
var runInstancesResponse = (RunInstancesResponse)serializer.Deserialize(element.CreateReader());
return runInstancesResponse;
}
}