public void OnRequest(HttpRequestHead head,
IDataProducer body,
IHttpResponseDelegate response)
{
if (head.Method.ToUpperInvariant() == "POST")
{
ProcessPOSTRequest(body, response);
}
else if (head.Method.ToUpperInvariant() == "GET" && head.Uri == "/crossdomain.xml")
{
ProcessCrossDomainRequest(body, response);
}
else if (head.Method.ToUpperInvariant() == "GET" && head.QueryString.Contains("metrics"))
{
ProcessGETRequest(body, head, response);
}
else if (head.Method.ToUpperInvariant() == "GET" && head.Uri == "/")
{
ProcessLoadBalancerRequest(body, response);
}
else
{
ProcessFileNotFound(body, response);
}
}
public void OnRequest(HttpRequestHead head, IDataProducer body, IHttpResponseDelegate response)
{
var env = new Environment();
if (context != null)
foreach (var kv in context)
env[kv.Key] = kv.Value;
env.Headers = head.Headers ?? new Dictionary<string, string>();
env.Method = head.Method ?? "";
env.Path = head.Path ?? "";
env.PathBase = "";
env.QueryString = head.QueryString ?? "";
env.Scheme = "http"; // XXX
env.Version = "1.0";
if (body == null)
env.Body = null;
else
env.Body = (onData, onError, onEnd) =>
{
var d = body.Connect(new DataConsumer(onData, onError, onEnd));
return () => { if (d != null) d.Dispose(); };
};
appDelegate(env, HandleResponse(response), HandleError(response));
}
public static void AssertAreEqual(TestRequest expected, HttpRequestHead actual)
{
Assert.AreEqual(expected.Method, actual.Method, "Unexpected method.");
Assert.AreEqual(expected.Uri, actual.Uri, "Unexpected URI.");
Assert.AreEqual(expected.Version, actual.Version, "Unexpected version.");
AssertHeaders(expected.Headers, actual.Headers);
}
public void OnRequest(HttpRequestHead request, IDataProducer requestBody, IHttpResponseDelegate response)
{
if (request.Uri.StartsWith("/feed.xml"))
{
var body = new FeedBuilder(Port).Generate(FeedTitle, FilePaths, ImagePath);
var headers = new HttpResponseHead()
{
Status = "200 OK",
Headers = new Dictionary<string, string>()
{
{ "Content-Type", "text/plain" },
{ "Content-Length", body.Length.ToString() },
}
};
response.OnResponse(headers, new SimpleProducer(body));
return;
}
// deal with request for file content
string uri = request.Uri.Replace("%20", " ").Replace("/", "\\");
string filePath = FilePaths.Where(d => d.Contains(uri)).FirstOrDefault();
if (filePath != null)
{
FileInfo fi = new FileInfo(filePath);
string mimeType = GetMimeType(filePath);
var headers = new HttpResponseHead()
{
Status = "200 OK",
Headers = new Dictionary<string, string>()
{
{ "Content-Type", mimeType },
{ "Content-Length", fi.Length.ToString() },
}
};
response.OnResponse(headers, new FileProducer(filePath));
return;
}
else
{
var responseBody = "The resource you requested ('" + request.Uri + "') could not be found.";
var headers = new HttpResponseHead()
{
Status = "404 Not Found",
Headers = new Dictionary<string, string>()
{
{ "Content-Type", "text/plain" },
{ "Content-Length", responseBody.Length.ToString() }
}
};
var body = new SimpleProducer(responseBody);
response.OnResponse(headers, body);
return;
}
}
private void RequestReadCompleted(HttpRequestHead head, Stream requestStream, IHttpResponseDelegate response)
{
Uri baseUri = new Uri("http://localhost/");
Uri requestUrl = new Uri(baseUri, head.Uri);
Url nancyUrl = new Url
{
Scheme = requestUrl.Scheme,
HostName = requestUrl.Host,
Port = requestUrl.IsDefaultPort ? null : (int?)requestUrl.Port,
BasePath = baseUri.AbsolutePath.TrimEnd('/'),
Path = HttpUtility.UrlDecode(head.Uri),
Query = requestUrl.Query,
Fragment = requestUrl.Fragment,
};
Dictionary<string, IEnumerable<string>> headers = new Dictionary<string, IEnumerable<string>>();
foreach (var kvp in head.Headers)
headers[kvp.Key] = new List<string> { kvp.Value };
Request req = new Request(
head.Method,
nancyUrl,
Nancy.IO.RequestStream.FromStream(requestStream, requestStream.Length),
headers,
null);
m_Engine.HandleRequest(req, context => RequestProcessingCompleted(context, response), ex => RequestProcessingError(ex, response));
}
public void OnRequest(HttpRequestHead head, IDataProducer body, IHttpResponseDelegate response)
{
var env = new Dictionary<string, object>();
var request = new RequestEnvironment(env);
if (context != null)
foreach (var kv in context)
env[kv.Key] = kv.Value;
if (head.Headers == null)
request.Headers = new Dictionary<string, string[]>(StringComparer.OrdinalIgnoreCase);
else
request.Headers = head.Headers.ToDictionary(kv => kv.Key, kv => new[] { kv.Value }, StringComparer.OrdinalIgnoreCase);
request.Method = head.Method ?? "";
request.Path = head.Path ?? "";
request.PathBase = "";
request.QueryString = head.QueryString ?? "";
request.Scheme = "http"; // XXX
request.Version = "1.0";
if (body == null)
request.BodyDelegate = null;
else
request.BodyDelegate = (write, end, cancellationToken) =>
{
var d = body.Connect(new DataConsumer(
write,
end,
() => end(null)));
cancellationToken.Register(d.Dispose);
};
appDelegate(env, HandleResponse(response), HandleError(response));
}
public IRequestHandler Match(HttpRequestHead request, IEnumerable<IRequestHandler> requestHandlerList)
{
var matches = requestHandlerList
.Where(handler => _matchingRule.IsEndpointMatch(handler, request))
.Where(handler => handler.CanVerifyConstraintsFor(request.Uri));
return matches.FirstOrDefault();
}
public IHttpResponseDelegateInternal Create(HttpRequestHead requestHead, bool shouldKeepAlive, Action end)
{
// XXX freelist
return(new HttpResponseDelegate(
prohibitBody: requestHead.Method.ToUpperInvariant() == "HEAD",
shouldKeepAlive: shouldKeepAlive,
closeConnection: end));
}
public IHttpResponseDelegateInternal Create(HttpRequestHead requestHead, bool shouldKeepAlive, Action end)
{
// XXX freelist
return new IosHttpResponseDelegate(
prohibitBody: requestHead.Method.ToUpperInvariant() == "HEAD",
shouldKeepAlive: shouldKeepAlive,
closeConnection: end);
}
private static void TurnOnElement(HttpRequestHead request, IHttpResponseDelegate response)
{
var status = new Status();
NameValueCollection parms = GetParameters(request);
if (!parms.HasKeys() && parms["id"] != null && parms["time"] != null && parms["color"]!=null)
{
HttpResponseHead headers = GetHeaders(0, HttpStatusCode.BadRequest.ToString());
response.OnResponse(headers, new BufferedProducer(""));
return;
}
if (parms["color"].Length != 7 || !parms["color"].StartsWith("#"))
{
status.Message = "Invalid color. Must be Hex.";
SerializeResponse(status,response);
return;
}
Guid elementId = Guid.Empty;
bool allElements = false;
int seconds;
if ("all".Equals(parms["id"]))
{
allElements = true;
} else
{
Guid.TryParse(parms["id"], out elementId);
}
if (!int.TryParse(parms["time"], out seconds))
{
status.Message = "Time must be numeric.";
SerializeResponse(status,response);
return;
}
Color elementColor = ColorTranslator.FromHtml(parms["color"]);
//TODO the following logic for all does not properly deal with discrete color elements when turning all on
//TODO they will not respond to turning on white if they are set up with a filter.
//TODO enhance this to figure out what colors there are and turn them all on when we are turning all elements on.
var effect = new SetLevel
{
TimeSpan = TimeSpan.FromSeconds(seconds),
Color = elementColor,
IntensityLevel = 1,
TargetNodes =
allElements ? VixenSystem.Nodes.GetRootNodes().ToArray() : new[] {VixenSystem.Nodes.GetElementNode(elementId)}
};
Module.LiveSystemContext.Execute(new EffectNode(effect, TimeSpan.Zero));
status.Message = string.Format("{0} element(s) turned on for {1} seconds at 100% intensity.",
allElements?"All":VixenSystem.Nodes.GetElementNode(elementId).Name, seconds);
SerializeResponse(status,response);
}
bool ShouldKeepAlive(HttpRequestHead head)
{
if (head.Version.Major > 0 && head.Version.Minor > 0)
// HTTP/1.1
return !(head.Headers.ContainsKey("connection") && head.Headers["connection"] == "close");
else
// < HTTP/1.1
return (head.Headers.ContainsKey("connection") && head.Headers["connection"] == "keep-alive");
}
public void urls_and_methods_differ_it_returns_false()
{
var requestHandler = MockRepository.GenerateStub<IRequestHandler>();
requestHandler.Path = "test";
requestHandler.Method = "GET";
requestHandler.QueryParams = new Dictionary<string, string>();
var httpRequestHead = new HttpRequestHead { Uri = "test", Method = "PUT" };
var endpointMatchingRule = new EndpointMatchingRule();
Assert.That(endpointMatchingRule.IsEndpointMatch(requestHandler, httpRequestHead), Is.False);
}
public void OnRequest(HttpRequestHead request, bool shouldKeepAlive)
{
_realDelegate.OnRequest(request, shouldKeepAlive);
if (request.Uri.StartsWith("/reverse"))
{
_isTwoWay = true;
if (_connectionWatcher != null)
_connectionWatcher.TwoWaySocketAvailable(_socket);
}
}
public void SendRequestToDevice(System.Collections.IDictionary plistBody)
{
HttpRequestHead head = new HttpRequestHead();
head.Headers = new Dictionary<string, string>();
head.Method="POST";
head.Path="/event";
head.Version=new Version(1,1);
var requestBytes=ResponseMessageHelper.GetBytes(head, plistBody);
this.scheduler.Post(() => SendRequest(requestBytes));
}
private void GetSequences(HttpRequestHead request, IHttpResponseDelegate response)
{
var sequenceNames = SequenceService.Instance.GetAllSequenceFileNames().Select(Path.GetFileName);
var sequences = sequenceNames.Select(sequenceName => new Sequence
{
Name = Path.GetFileNameWithoutExtension(sequenceName), FileName = sequenceName
}).ToList();
SerializeResponse(sequences,response);
}
public override void ProcessPost(HttpRequestHead request, IDataProducer requestBody, IHttpResponseDelegate response)
{
//Figure out how to get the post params from within Kayak so some of these operations that
//should be a post can be. Right now I am limited to just post based on verbs on the url.
if (request.Uri.StartsWith("/api/play/stopSequence"))
{
StopSequence(request, response);
return;
}
UnsupportedOperation(request,response);
}
public void urls_and_methods_match_and_queryparams_does_not_exist_it_returns_false()
{
var requestHandler = MockRepository.GenerateStub<IRequestHandler>();
requestHandler.Path = "test";
requestHandler.Method = "GET";
requestHandler.QueryParams = new Dictionary<string, string> { { "myParam", "one" } };
var httpRequestHead = new HttpRequestHead { Uri = "test?oauth_consumer_key=test-api&elvis=alive&moonlandings=faked", Method = "GET" };
var endpointMatchingRule = new EndpointMatchingRule();
Assert.That(endpointMatchingRule.IsEndpointMatch(requestHandler, httpRequestHead), Is.False);
}
public void Matching_HEAD_handler_should_output_handlers_expected_response_with_null_body()
{
_processor = new RequestProcessor(_ruleThatReturnsFirstHandler, new RequestHandlerList());
RequestHandler requestHandler = _requestHandlerFactory.Head("test");
_processor.Add(requestHandler);
var httpRequestHead = new HttpRequestHead { Method = "HEAD", Headers = new Dictionary<string, string>() };
_processor.OnRequest(httpRequestHead, _dataProducer, _httpResponseDelegate);
_httpResponseDelegate.AssertWasCalled(x => x.OnResponse(requestHandler.ResponseBuilder.BuildHeaders(), null));
}
private static bool MatchPath(IRequestHandler requestHandler, HttpRequestHead request)
{
var pathToMatch = request.Uri;
int positionOfQueryStart = GetStartOfQueryString(request.Uri);
if (positionOfQueryStart > -1)
{
pathToMatch = request.Uri.Substring(0, positionOfQueryStart);
}
var pathMatch = new Regex(string.Format(@"^{0}\/*$", requestHandler.Path));
return pathMatch.IsMatch(pathToMatch);
}
private static Dictionary<string, string> GetQueryParams(HttpRequestHead request)
{
int positionOfQueryStart = request.Uri.LastIndexOf('?');
if(positionOfQueryStart < 1)
return new Dictionary<string, string>();
string queryString = request.Uri.Substring(positionOfQueryStart);
NameValueCollection valueCollection = HttpUtility.ParseQueryString(queryString);
var requestQueryParams = valueCollection.AllKeys.ToDictionary(k => k, k => valueCollection[k]);
return requestQueryParams;
}
public void should_do_a_case_insensitive_match_on_query_string_parameter_values()
{
var requestHandler = MockRepository.GenerateStub<IRequestHandler>();
requestHandler.Path = "test";
requestHandler.Method = "GET";
requestHandler.QueryParams = new Dictionary<string, string> { { "myParam", "one" } };
var httpRequestHead = new HttpRequestHead { Uri = "test?myParam=OnE", Method = "GET" };
var endpointMatchingRule = new EndpointMatchingRule();
Assert.That(endpointMatchingRule.IsEndpointMatch(requestHandler, httpRequestHead));
}
public void should_match_when_the_query_string_has_a_trailing_ampersand()
{
var requestHandler = MockRepository.GenerateStub<IRequestHandler>();
requestHandler.Path = "test";
requestHandler.Method = "GET";
requestHandler.QueryParams = new Dictionary<string, string> { { "a", "b" } ,{"c","d"}};
var httpRequestHead = new HttpRequestHead { Uri = "test?a=b&c=d&", Method = "GET" };
var endpointMatchingRule = new EndpointMatchingRule();
Assert.That(endpointMatchingRule.IsEndpointMatch(requestHandler, httpRequestHead));
}
public void urls_and_methods_and_queryparams_match_it_returns_true()
{
var requestHandler = MockRepository.GenerateStub<IRequestHandler>();
requestHandler.Path = "test";
requestHandler.Method = "GET";
requestHandler.QueryParams = new Dictionary<string, string>{{"myParam", "one"}};
var httpRequestHead = new HttpRequestHead { Uri = "test?myParam=one", Method = "GET" };
var endpointMatchingRule = new EndpointMatchingRule();
Assert.That(endpointMatchingRule.IsEndpointMatch(requestHandler, httpRequestHead));
}
internal static HttpRequestHead UnsupportedOperation(HttpRequestHead request, IHttpResponseDelegate response)
{
var serializer = new JavaScriptSerializer();
string json = serializer.Serialize(new Status
{
Message = "Unknown request"
});
HttpResponseHead headers = GetOkHeaders(json.Length);
headers.Status = HttpStatusCode.BadRequest.ToString();
response.OnResponse(headers, new BufferedProducer(json));
return request;
}
public void urls_and_methods_match_and_no_query_params_are_set_but_request_has_query_params_returns_true()
{
var requestHandler = MockRepository.GenerateStub<IRequestHandler>();
requestHandler.Path = "test";
requestHandler.Method = "GET";
requestHandler.QueryParams = new Dictionary<string, string> ();
var httpRequestHead = new HttpRequestHead { Uri = "test?oauth_consumer_key=test-api&elvis=alive&moonlandings=faked", Method = "GET" };
var endpointMatchingRule = new EndpointMatchingRule();
Assert.That(endpointMatchingRule.IsEndpointMatch(requestHandler, httpRequestHead), Is.True);
}
public void OnRequest(HttpRequestHead request, bool shouldKeepAlive)
{
var responseDelegate = responseDelegateFactory.Create(request, shouldKeepAlive, CloseConnection);
DataSubject subject = null;
bool requestBodyConnected = false;
Debug.WriteLine("[{0}] {1} {2} shouldKeepAlive = {3}",
DateTime.Now, request.Method, request.Uri, shouldKeepAlive);
if (request.HasBody())
{
subject = new DataSubject(() =>
{
if (requestBodyConnected)
{
throw new InvalidOperationException("Request body was already connected.");
}
requestBodyConnected = true;
if (request.IsContinueExpected())
{
responseDelegate.WriteContinue();
}
return(new Disposable(() =>
{
// XXX what to do?
// ideally we stop reading from the socket.
// equivalent to a parse error
}));
});
}
requestBody = subject;
if (remoteAddress != null)
{
if (request.Headers.ContainsKey("X-Forwarded-For"))
{
request.Headers["X-Forwarded-For"] += "," + remoteAddress.ToString();
}
else
{
request.Headers["X-Forwarded-For"] = remoteAddress.ToString();
}
}
requestDelegate.OnRequest(request, subject, responseDelegate);
observer.OnNext(responseDelegate);
}
private static Dictionary<string, string> GetQueryParams(HttpRequestHead request)
{
int positionOfQueryStart = GetStartOfQueryString(request.Uri);
if(positionOfQueryStart < 1)
return new Dictionary<string, string>();
string queryString = request.Uri.Substring(positionOfQueryStart);
NameValueCollection valueCollection = HttpUtility.ParseQueryString(queryString);
var requestQueryParams = valueCollection.AllKeys
.Where(k => !string.IsNullOrEmpty(k))
.ToDictionary(k => k, k => valueCollection[k]);
return requestQueryParams;
}
void AddXFF(HttpRequestHead request, IPEndPoint remoteEndPoint)
{
if (remoteEndPoint != null)
{
if (request.Headers.ContainsKey("X-Forwarded-For"))
{
request.Headers["X-Forwarded-For"] += "," + remoteEndPoint.Address.ToString();
}
else
{
request.Headers["X-Forwarded-For"] = remoteEndPoint.Address.ToString();
}
}
}
void AddXFF(HttpRequestHead request, IPEndPoint remoteEndPoint)
{
if (remoteEndPoint != null && request.Headers != null)
{
if (request.Headers.ContainsKey("X-Forwarded-For"))
{
request.Headers["X-Forwarded-For"] += "," + remoteEndPoint.Address.ToString();
}
else
{
request.Headers["X-Forwarded-For"] = remoteEndPoint.Address.ToString();
}
}
}
public void Handle(string appname, string[] components, HttpRequestHead head, IDataProducer body, IHttpResponseDelegate response)
{
// Look inside the cache for the specified file.
Cache c = new Cache(false);
string path = HttpUtility.UrlDecode(components.Where((value, row) => row >= 2).Aggregate((a, b) => a + "/" + b));
if (!c.Exists("server/" + appname + "/store/" + path))
{
response.OnResponse(HttpErrorResponseHead.Get(), new HttpErrorDataProducer());
return;
}
// Calculate patch path from source to destination.
string result = "";
Hash source = Hash.FromString(components[0]);
Hash destination = Hash.FromString(components[1]);
while (source != destination)
{
// Find the patch in the patches that will turn source
// into the next patch.
IEnumerable<string> patches = c.List("server/" + appname + "/patches/" + path).Where(v => v.StartsWith(source.ToString() + "-"));
if (patches.Count() != 1)
{
response.OnResponse(HttpErrorResponseHead.Get(), new HttpErrorDataProducer());
return;
}
string next = patches.First();
source = Hash.FromString(next.Substring((source.ToString() + "-").Length));
using (StreamReader reader = new StreamReader(c.GetFilePath("server/" + appname + "/patches/" + path + "/" + next)))
{
result += "--- NEXT PATCH (" + reader.BaseStream.Length + ") ---\r\n";
result += reader.ReadToEnd();
result += "\r\n";
}
}
result += "--- END OF PATCHES ---\r\n";
// Return data.
response.OnResponse(new HttpResponseHead()
{
Status = "200 OK",
Headers = new Dictionary<string, string>
{
{ "Content-Type", "text/plain" },
{ "Content-Length", result.Length.ToString() },
{ "Connection", "close" }
}
}, new BufferedProducer(result));
}
public void OnRequest(IHttpServerTransaction transaction, HttpRequestHead request, bool shouldKeepAlive)
{
AddXFF(request, transaction.RemoteEndPoint);
var expectContinue = request.IsContinueExpected();
var ignoreResponseBody = request.Method != null && request.Method.ToUpperInvariant() == "HEAD";
currentContext = new TransactionContext(expectContinue, ignoreResponseBody, shouldKeepAlive);
if (lastSegment == null)
currentContext.Segment.AttachTransaction(transaction);
QueueSegment(currentContext.Segment);
requestDelegate.OnRequest(request, currentContext.RequestBody, currentContext);
}
public void OnRequest(HttpRequestHead request, bool shouldKeepAlive)
{
var responseDelegate = responseDelegateFactory.Create(request, shouldKeepAlive, CloseConnection);
DataSubject subject = null;
bool requestBodyConnected = false;
Debug.WriteLine("[{0}] {1} {2} shouldKeepAlive = {3}",
DateTime.Now, request.Method, request.Uri, shouldKeepAlive);
if (request.HasBody())
{
subject = new DataSubject(() =>
{
if (requestBodyConnected)
throw new InvalidOperationException("Request body was already connected.");
requestBodyConnected = true;
if (request.IsContinueExpected())
responseDelegate.WriteContinue();
return new Disposable(() =>
{
// XXX what to do?
// ideally we stop reading from the socket.
// equivalent to a parse error
});
});
}
requestBody = subject;
if (remoteAddress != null)
{
if (request.Headers.ContainsKey("X-Forwarded-For"))
{
request.Headers["X-Forwarded-For"] += "," + remoteAddress.ToString();
}
else
{
request.Headers["X-Forwarded-For"] = remoteAddress.ToString();
}
}
requestDelegate.OnRequest(request, subject, responseDelegate);
observer.OnNext(responseDelegate);
}
private static void ApiGet(HttpRequestHead request, IHttpResponseDelegate response)
{
const string pattern = @"^/api/([A-Za-z]+)/.*$";
Match match = Regex.Match(request.Uri, pattern);
if (match.Success)
{
IController controller = ControllerFactory.Get(match.Groups[1].Value);
if (controller != null)
{
controller.ProcessGet(request, response);
return;
}
}
NotFoundResponse(request, response);
}
public void OnRequest(IHttpServerTransaction transaction, HttpRequestHead request, bool shouldKeepAlive)
{
AddXFF(request, transaction.RemoteEndPoint);
var expectContinue = request.IsContinueExpected();
var ignoreResponseBody = request.Method != null && request.Method.ToUpperInvariant() == "HEAD";
currentContext = new TransactionContext(expectContinue, ignoreResponseBody, shouldKeepAlive);
if (lastSegment == null)
{
currentContext.Segment.AttachTransaction(transaction);
}
QueueSegment(currentContext.Segment);
requestDelegate.OnRequest(request, currentContext.RequestBody, currentContext);
}
void AddXFF(ref HttpRequestHead request, IPEndPoint remoteEndPoint)
{
if (remoteEndPoint != null)
{
if (request.Headers == null)
{
request.Headers = new Dictionary <string, string>(StringComparer.InvariantCultureIgnoreCase);
}
if (request.Headers.ContainsKey("X-Forwarded-For"))
{
request.Headers["X-Forwarded-For"] += "," + remoteEndPoint.Address.ToString();
}
else
{
request.Headers["X-Forwarded-For"] = remoteEndPoint.Address.ToString();
}
}
}
