private bool SendHttpRequest(PeerBase peer, string uri, string data, WebRpcRequest rpcRequest)
{
var binData = Encoding.UTF8.GetBytes(data);
HttpRequestQueueCallback callback =
(result, request, state) => this.HandleHttpResponse(peer, rpcRequest.OperationRequest.OperationCode, result, rpcRequest, request, uri);
var webRequest = (HttpWebRequest)WebRequest.Create(uri);
webRequest.Proxy = null;
webRequest.Method = "POST";
webRequest.ContentType = "application/json";
webRequest.Accept = "application/json";
webRequest.Timeout = this.httpRequestTimeout;
if (Log.IsDebugEnabled)
{
Log.DebugFormat("WebRpc request {0}:{1}", uri, data);
}
this.httpRequestQueue.Enqueue(webRequest, binData, callback, null);
return(true);
}
public bool HandleCall(PeerBase peer, string userId, OperationRequest request, object authResultsSecure, SendParameters sp)
{
var rpcRequest = new WebRpcRequest(peer.Protocol, request);
if (!rpcRequest.IsValid)
{
var msg = string.Format("Invalid RPC request format: {0}", rpcRequest.GetErrorMessage());
Log.Error(msg);
this.SendErrorResponse(peer, request.OperationCode, sp, (short)ErrorCode.OperationInvalid, msg);
return(false);
}
try
{
var data = this.SerializeRequest(rpcRequest, userId, authResultsSecure);
var uri = this.MakeRequestUri(rpcRequest);
return(this.SendHttpRequest(peer, uri, data, rpcRequest));
}
catch (Exception e)
{
var msg = string.Format("Exception during RPC request handling {0}", e);
Log.Error(msg);
this.SendErrorResponse(peer, request.OperationCode, sp, msg: msg);
}
return(true);
}
private string SerializeRequest(WebRpcRequest request, string userId, object authResultsSecure)
{
if (request.RpcParams != null && typeof(Dictionary <string, object>) == request.RpcParams.GetType())
{
var rpcParams = (Dictionary <string, object>)request.RpcParams;
rpcParams["AppId"] = this.environment == null ? null : this.environment["AppId"];
rpcParams["AppVersion"] = this.environment == null ? null : this.environment["AppVersion"];
rpcParams["Region"] = this.environment == null ? null : this.environment["Region"];
rpcParams["UserId"] = userId;
if (WebFlags.ShouldSendAuthCookie(request.WebFlags))
{
rpcParams["AuthCookie"] = authResultsSecure;
}
return(Newtonsoft.Json.JsonConvert.SerializeObject(rpcParams));
}
else
{
var rpcParams = new Dictionary <string, object>();
rpcParams["AppId"] = this.environment == null ? null : this.environment["AppId"];
rpcParams["AppVersion"] = this.environment == null ? null : this.environment["AppVersion"];
rpcParams["Region"] = this.environment == null ? null : this.environment["Region"];
rpcParams["UserId"] = userId;
if (WebFlags.ShouldSendAuthCookie(request.WebFlags))
{
rpcParams["AuthCookie"] = authResultsSecure;
}
if (request.RpcParams != null)
{
rpcParams["RpcParams"] = request.RpcParams;
}
return(Newtonsoft.Json.JsonConvert.SerializeObject(rpcParams));
}
}
private string MakeRequestUri(WebRpcRequest rpcRequest)
{
var urlbase = this.baseUrl;
var urltail = string.Empty;
if (this.baseUrl.Contains("?"))
{
var split = this.baseUrl.Split('?');
if (split.Length > 1)
{
urlbase = split[0];
urltail = split[1];
}
}
var url = urlbase + "/" + rpcRequest.UriPath + (rpcRequest.UriPath.Contains("?") ? "&" : "?") + urltail;
url = url.Replace("{AppId}", ((string)this.environment["AppId"]).Trim().Replace(" ", string.Empty));
url = url.Replace("{AppVersion}", ((string)this.environment["AppVersion"]).Trim().Replace(" ", string.Empty));
url = url.Replace("{Region}", ((string)this.environment["Region"]).Trim().Replace(" ", string.Empty));
url = url.Replace("{Cloud}", ((string)this.environment["Cloud"]).Trim().Replace(" ", string.Empty));
return(url);
}
private string SerializeRequest(WebRpcRequest request, string userId, object authResultsSecure)
{
if (request.RpcParams != null && typeof(Dictionary<string, object>) == request.RpcParams.GetType())
{
var rpcParams = (Dictionary<string, object>)request.RpcParams;
rpcParams["AppId"] = this.environment == null ? null : this.environment["AppId"];
rpcParams["AppVersion"] = this.environment == null ? null : this.environment["AppVersion"];
rpcParams["Region"] = this.environment == null ? null : this.environment["Region"];
rpcParams["UserId"] = userId;
if (WebFlags.ShouldSendAuthCookie(request.WebFlags))
{
rpcParams["AuthCookie"] = authResultsSecure;
}
return Newtonsoft.Json.JsonConvert.SerializeObject(rpcParams);
}
else
{
var rpcParams = new Dictionary<string, object>();
rpcParams["AppId"] = this.environment == null ? null : this.environment["AppId"];
rpcParams["AppVersion"] = this.environment == null ? null : this.environment["AppVersion"];
rpcParams["Region"] = this.environment == null ? null : this.environment["Region"];
rpcParams["UserId"] = userId;
if (WebFlags.ShouldSendAuthCookie(request.WebFlags))
{
rpcParams["AuthCookie"] = authResultsSecure;
}
if (request.RpcParams != null)
{
rpcParams["RpcParams"] = request.RpcParams;
}
return Newtonsoft.Json.JsonConvert.SerializeObject(rpcParams);
}
}
private bool SendHttpRequest(PeerBase peer, string uri, string data, WebRpcRequest rpcRequest)
{
var binData = Encoding.UTF8.GetBytes(data);
HttpRequestQueueCallback callback =
(result, request, state) => this.HandleHttpResponse(peer, rpcRequest.OperationRequest.OperationCode, result, rpcRequest, request, uri);
var webRequest = (HttpWebRequest)WebRequest.Create(uri);
webRequest.Proxy = null;
webRequest.Method = "POST";
webRequest.ContentType = "application/json";
webRequest.Accept = "application/json";
webRequest.Timeout = this.httpRequestTimeout;
if (Log.IsDebugEnabled)
{
Log.DebugFormat("WebRpc request {0}:{1}", uri, data);
}
this.httpRequestQueue.Enqueue(webRequest, binData, callback, null);
return true;
}
private string MakeRequestUri(WebRpcRequest rpcRequest)
{
var urlbase = this.baseUrl;
var urltail = string.Empty;
if (this.baseUrl.Contains("?"))
{
var split = this.baseUrl.Split('?');
if (split.Length > 1)
{
urlbase = split[0];
urltail = split[1];
}
}
var url = urlbase + "/" + rpcRequest.UriPath + (rpcRequest.UriPath.Contains("?") ? "&" : "?") + urltail;
url = url.Replace("{AppId}", ((string)this.environment["AppId"]).Trim().Replace(" ", string.Empty));
url = url.Replace("{AppVersion}", ((string)this.environment["AppVersion"]).Trim().Replace(" ", string.Empty));
url = url.Replace("{Region}", ((string)this.environment["Region"]).Trim().Replace(" ", string.Empty));
url = url.Replace("{Cloud}", ((string)this.environment["Cloud"]).Trim().Replace(" ", string.Empty));
return url;
}
private void HandleSuccessHttpResponse(PeerBase peer, byte operationCode, WebRpcRequest rpcRequest, AsyncHttpRequest request)
{
try
{
var serializer = new JavaScriptSerializer();
var responseAsText = Encoding.UTF8.GetString(request.Response);
if (string.IsNullOrEmpty(responseAsText))
{
var msg = string.Format("WebRpc response for request to address {0} is empty", request.WebRequest.RequestUri);
if (Log.IsDebugEnabled)
{
Log.DebugFormat(msg);
}
this.SendErrorResponse(peer, operationCode, new SendParameters(), msg: msg);
return;
}
WebRpcResponse rpcResponse;
try
{
rpcResponse = serializer.Deserialize<WebRpcResponse>(responseAsText);
}
catch (Exception ex)
{
if (Log.IsDebugEnabled)
{
Log.DebugFormat("WebRpc failed to deserialize resonse. Uri={0} response={1} error={2}",
request.WebRequest.RequestUri, responseAsText, ex.Message);
}
var msg = string.Format("WebRpc failed to deserialize resonse. Uri={0} response={1} error={2}",
request.WebRequest.RequestUri, responseAsText.Substring(0, Math.Min(200, responseAsText.Length)), ex.Message);
this.SendErrorResponse(peer, operationCode, new SendParameters(), msg: msg);
return;
}
if (rpcResponse == null)
{
if (Log.IsDebugEnabled)
{
Log.DebugFormat("WebRpc response for request to address {0} has wrong format: {1}",
request.WebRequest.RequestUri, responseAsText);
}
var msg = string.Format("WebRpc response for request to address {0} has wrong format: {1}",
request.WebRequest.RequestUri, responseAsText.Substring(0, Math.Min(200, responseAsText.Length)));
this.SendErrorResponse(peer, operationCode, new SendParameters(), msg: msg);
return;
}
var data = rpcResponse.Data as IEnumerable;
var hasData = data != null && data.GetEnumerator().MoveNext();
if (Log.IsDebugEnabled)
{
Log.DebugFormat("WebRpc response {0} for request to address {1}: {2}", rpcResponse, request.WebRequest.RequestUri, responseAsText);
}
var path = rpcRequest.UriPath.Contains("?") ? rpcRequest.UriPath.Substring(0, rpcRequest.UriPath.IndexOf("?")) : rpcRequest.UriPath;
var response = new OperationResponse
{
OperationCode = operationCode,
ReturnCode = 0,
DebugMessage = hasData ? Newtonsoft.Json.JsonConvert.SerializeObject(rpcResponse.Data) : "",
Parameters =
hasData
?
new Dictionary<byte, object>
{
{ (byte)ParameterKey.RpcCallRetCode, rpcResponse.ResultCode },
{ (byte)ParameterKey.RpcCallRetMessage, rpcResponse.Message },
{ (byte)ParameterKey.UriPath, path },
{ (byte)ParameterKey.RpcCallParams, rpcResponse.Data },
}
:
new Dictionary<byte, object>
{
{ (byte)ParameterKey.RpcCallRetCode, rpcResponse.ResultCode },
{ (byte)ParameterKey.RpcCallRetMessage, rpcResponse.Message },
{ (byte)ParameterKey.UriPath, path },
}
};
peer.SendOperationResponse(response, new SendParameters());
}
catch (Exception e)
{
var msg = string.Format("Handling of successfull response failed with exception {0}", e);
this.SendErrorResponse(peer, operationCode, new SendParameters(), msg: msg);
Log.Error(msg);
}
}
private void HandleHttpResponse(PeerBase peer, byte operationCode, HttpRequestQueueResultCode result, WebRpcRequest rpcRequest, AsyncHttpRequest request, string requestUri)
{
if (result == HttpRequestQueueResultCode.Success)
{
this.HandleSuccessHttpResponse(peer, operationCode, rpcRequest, request);
}
else
{
this.HandleErrorHttpRespone(peer, operationCode, result, request, requestUri);
}
}
public bool HandleCall(PeerBase peer, string userId, OperationRequest request, object authResultsSecure, SendParameters sp)
{
var rpcRequest = new WebRpcRequest(peer.Protocol, request);
if (!rpcRequest.IsValid)
{
var msg = string.Format("Invalid RPC request format: {0}", rpcRequest.GetErrorMessage());
Log.Error(msg);
this.SendErrorResponse(peer, request.OperationCode, sp, (short)ErrorCode.OperationInvalid, msg);
return false;
}
try
{
var data = this.SerializeRequest(rpcRequest, userId, authResultsSecure);
var uri = this.MakeRequestUri(rpcRequest);
return this.SendHttpRequest(peer, uri, data, rpcRequest);
}
catch (Exception e)
{
var msg = string.Format("Exception during RPC request handling {0}", e);
Log.Error(msg);
this.SendErrorResponse(peer, request.OperationCode, sp, msg: msg);
}
return true;
}
private void HandleSuccessHttpResponse(PeerBase peer, byte operationCode, WebRpcRequest rpcRequest, AsyncHttpRequest request)
{
try
{
var serializer = new JavaScriptSerializer();
var responseAsText = Encoding.UTF8.GetString(request.Response);
if (string.IsNullOrEmpty(responseAsText))
{
var msg = string.Format("WebRpc response for request to address {0} is empty", request.WebRequest.RequestUri);
if (Log.IsDebugEnabled)
{
Log.DebugFormat(msg);
}
this.SendErrorResponse(peer, operationCode, new SendParameters(), msg: msg);
return;
}
WebRpcResponse rpcResponse;
try
{
rpcResponse = serializer.Deserialize <WebRpcResponse>(responseAsText);
}
catch (Exception ex)
{
if (Log.IsDebugEnabled)
{
Log.DebugFormat("WebRpc failed to deserialize resonse. Uri={0} response={1} error={2}",
request.WebRequest.RequestUri, responseAsText, ex.Message);
}
var msg = string.Format("WebRpc failed to deserialize resonse. Uri={0} response={1} error={2}",
request.WebRequest.RequestUri, responseAsText.Substring(0, Math.Min(200, responseAsText.Length)), ex.Message);
this.SendErrorResponse(peer, operationCode, new SendParameters(), msg: msg);
return;
}
if (rpcResponse == null)
{
if (Log.IsDebugEnabled)
{
Log.DebugFormat("WebRpc response for request to address {0} has wrong format: {1}",
request.WebRequest.RequestUri, responseAsText);
}
var msg = string.Format("WebRpc response for request to address {0} has wrong format: {1}",
request.WebRequest.RequestUri, responseAsText.Substring(0, Math.Min(200, responseAsText.Length)));
this.SendErrorResponse(peer, operationCode, new SendParameters(), msg: msg);
return;
}
var data = rpcResponse.Data as IEnumerable;
var hasData = data != null && data.GetEnumerator().MoveNext();
if (Log.IsDebugEnabled)
{
Log.DebugFormat("WebRpc response {0} for request to address {1}: {2}", rpcResponse, request.WebRequest.RequestUri, responseAsText);
}
var path = rpcRequest.UriPath.Contains("?") ? rpcRequest.UriPath.Substring(0, rpcRequest.UriPath.IndexOf("?")) : rpcRequest.UriPath;
var response = new OperationResponse
{
OperationCode = operationCode,
ReturnCode = 0,
DebugMessage = hasData ? Newtonsoft.Json.JsonConvert.SerializeObject(rpcResponse.Data) : "",
Parameters =
hasData
?
new Dictionary <byte, object>
{
{ (byte)ParameterKey.RpcCallRetCode, rpcResponse.ResultCode },
{ (byte)ParameterKey.RpcCallRetMessage, rpcResponse.Message },
{ (byte)ParameterKey.UriPath, path },
{ (byte)ParameterKey.RpcCallParams, rpcResponse.Data },
}
:
new Dictionary <byte, object>
{
{ (byte)ParameterKey.RpcCallRetCode, rpcResponse.ResultCode },
{ (byte)ParameterKey.RpcCallRetMessage, rpcResponse.Message },
{ (byte)ParameterKey.UriPath, path },
}
};
peer.SendOperationResponse(response, new SendParameters());
}
catch (Exception e)
{
var msg = string.Format("Handling of successfull response failed with exception {0}", e);
this.SendErrorResponse(peer, operationCode, new SendParameters(), msg: msg);
Log.Error(msg);
}
}
private void HandleHttpResponse(PeerBase peer, byte operationCode, HttpRequestQueueResultCode result, WebRpcRequest rpcRequest, AsyncHttpRequest request, string requestUri)
{
if (result == HttpRequestQueueResultCode.Success)
{
this.HandleSuccessHttpResponse(peer, operationCode, rpcRequest, request);
}
else
{
this.HandleErrorHttpRespone(peer, operationCode, result, request, requestUri);
}
}