private void PurgeOldMessages()
{
AgentMessageTable x = AgentMessageTable.Instance;
//Timeout threshold
DateTime cutoff = DateTime.Now.Subtract(new TimeSpan(0, 0, 0, 0, (int)MessageProcessor.GetConfig.DeadMessageDuration));
List <int> l = AgentMessageTable.GetOldMessages(cutoff);
if (l.Count > 0)
{
Logger.warn("ASP.NET Agent, Purging " + l.Count + " stale records from the message table. These were most likely time outs and will be logged as faults.");
}
for (int i = 0; i < l.Count; i++)
{
MessageCorrelator mc = AgentMessageTable.RemoveMessage(localhashcode);
mc.CompletedAt = DateTime.Now;
if (String.IsNullOrEmpty(mc.soapAction))
{
mc.soapAction = "urn:undeterminable";
}
mc.ResponseMessage = "Request Timeout";
mc.IsFault = true;
mc.agenttype = "org.miloss.fgsms.agents.AgentSoapExtension.DeadMessageQueue";
MessageProcessor.ProcessMessage(mc);
/*
* MessageProcessor.ProcessMessage((AgentMessageTable.GetRequestURL(l[i])),
* AgentMessageTable.GetRequestHash(l[i]),
* DateTime.Now,
* "urn:undeterminable",
* AgentMessageTable.GetRequestMessage(l[i]),
* "Request Timeout",
* localhashcode.ToString(), true,
* HttpContext.Current,
* "", "org.miloss.fgsms.agents.AgentSoapExtension.DeadMessageQueue",
* ""
* );*/
}
}
public override void Write(byte[] buffer, int offset, int count)
{
if (HttpContext.Current == null)
{
Logger.warn(this.GetType().FullName + " SniiferFilter, http context is null, calling assembly must be outside of IIS");
}
else
{
string strBuffer = System.Text.UTF8Encoding.UTF8.GetString(buffer, offset, count);
responseHtml.Append(strBuffer);
string response = responseHtml.ToString();
try
{
int k = System.Web.HttpContext.Current.Request.GetHashCode();
MessageCorrelator mc = AgentMessageTable.GetRequestbyHash(k);
//DateTime start = AgentMessageTable.GetRequestHash(k);
//if (start == null || start == DateTime.MinValue)
if (mc == null)
{
Logger.warn(this.GetType().FullName + " SniiferFilter unable to find corresponding request message to this response, it will be ignored.");
}
else
{
if (String.IsNullOrEmpty(mc.soapAction))
{
string action = "urn:undeterminable";
action = System.Web.HttpContext.Current.Request.Headers["SOAPAction"];
if (!String.IsNullOrEmpty(action))
{
action = action.Replace("\"", "");
action = action.Replace("'", "");
if (String.IsNullOrEmpty(action))
{
action = "urn:undeterminable";
}
}
if (action == "urn:undeterminable")
{
action = System.Web.HttpContext.Current.Request.HttpMethod;
action = action.Replace("\"", "");
action = action.Replace("'", "");
if (String.IsNullOrEmpty(action))
{
action = "urn:undeterminable";
}
}
}
//string user = null;
if (mc.identity == null)
{
mc.identity = new List <string>();
}
if (System.Web.HttpContext.Current.User.Identity.IsAuthenticated)
{
mc.identity.Add(System.Web.HttpContext.Current.User.Identity.Name);
}
mc.CompletedAt = DateTime.Now;
mc.ResponseMessage = response;
mc.responsesize = mc.ResponseMessage.Length;
mc.identity.Add(mc.ipaddress);
mc.agenttype = "org.miloss.fgsms.agents.AgentSoapExtension";
mc.IsFault = AgentSoapExtension.IsFault(response);
try
{
//mc.ResponseHeaders = HttpContext.Current.Response.
try
{
mc.ResponseHeaders = HttpContext.Current.Response.Headers;
}
catch
{
mc.ResponseHeaders = new NameValueCollection();
mc.ResponseHeaders.Add("charset", HttpContext.Current.Response.Charset);
mc.ResponseHeaders.Add("ContentEncoding", HttpContext.Current.Response.ContentEncoding.WebName);
mc.ResponseHeaders.Add("ContentType", HttpContext.Current.Response.ContentType);
mc.ResponseHeaders.Add("soapAction", mc.soapAction);
}
mc.ipaddress = HttpContext.Current.Request.UserHostAddress;
if (HttpContext.Current.Request.ClientCertificate != null)
{
mc.ClientCertificate = new X509Certificate2(HttpContext.Current.Request.ClientCertificate.Certificate);
}
}
catch (Exception ex)
{
Logger.warn(ex, this.GetType().FullName + " SniiferFilter configuration error for " +
mc.URL + " you'll have to enable IIS Intergrated Pipeline Mode when running IIS 7+. Items such as headers, remote requestor ips and certificate info will not be recorded");
}
MessageProcessor.ProcessMessage(mc);
/*
* MessageProcessor.ProcessMessage(System.Web.HttpContext.Current.Request.Url.ToString(),
* start,
* DateTime.Now,
* action,
* AgentMessageTable.GetRequestMessage(System.Web.HttpContext.Current.Request.GetHashCode()),
* response,
* System.Web.HttpContext.Current.Request.GetHashCode().ToString(),
* AgentSoapExtension.IsFault(response),
* System.Web.HttpContext.Current,
* System.Web.HttpContext.Current.Request.UserHostAddress, "org.miloss.fgsms.agents.AgentSoapExtension",
* user
* );*/
AgentMessageTable.RemoveMessage(System.Web.HttpContext.Current.Request.GetHashCode());
Logger.debug(this.GetType().FullName + "SniiferFilter success to " + System.Web.HttpContext.Current.Request.Url.ToString());
}
}
catch (Exception ex)
{
Logger.error(ex, "Error aquiring data from asp.net sniffer filter agent. please report.");
AgentMessageTable.RemoveMessage(System.Web.HttpContext.Current.Request.GetHashCode());
}
//byte[] data = System.Text.UTF8Encoding.UTF8.GetBytes(response);
}
responseStream.Write(buffer, offset, count);
}
private void ProcessResponse(SoapMessage message, Boolean isclient)
{
MessageProcessor ctx = MessageProcessor.Instance;
// if (!MessageProcessor.Enabled)
// return;
if (Trace.CorrelationManager.ActivityId == Guid.Empty)
{
Guid newGuid = Guid.NewGuid();
Trace.CorrelationManager.ActivityId = newGuid;
}
try
{
AgentMessageTable ctx2 = AgentMessageTable.Instance;
AgentMessageTable hashtable = AgentMessageTable.Instance;
if (localhashcode == -1)
{
Logger.warn(this.GetType().FullName + " ProcessResponse unable to local hash reference coresponding request message");
return;
}
if (isclient && HttpContext.Current == null)
//if this is a standalone client processing a response, this is common
{
MessageCorrelator mc = AgentMessageTable.RemoveMessage(localhashcode);
if (mc == null)
{
Logger.warn(
this.GetType().FullName + " ProcessResponse unable to reference coresponding request message");
return;
}
if (isclient && MessageProcessor.GetConfig.DependencyInjectionEnabled)
{
IEnumerator it = message.Headers.GetEnumerator();
while (it.MoveNext())
{
SoapUnknownHeader e = it.Current as SoapUnknownHeader;
if (e != null)
{
//if (e.Element.Name.Equals(FGSMSSoapHeaderTransactionThreadIdWCF.Name2) && e.Element.NamespaceURI.Equals(FGSMSSoapHeaderTransactionThreadIdWCF.Namespace2))
//{
// mc.threadid = e.Element.InnerText;
//}
if (e.Element.Name.Equals(FGSMSSoapHeaderRelatedMessageIdWCF.Name2) && e.Element.NamespaceURI.Equals(FGSMSSoapHeaderRelatedMessageIdWCF.Namespace2))
{
mc.relatedtransactionid = e.Element.InnerText;
}
}
}
}
if (String.IsNullOrEmpty(mc.threadid))
{
mc.threadid = MessageProcessor.GetTransactionThreadId(Thread.CurrentContext.ContextID.ToString() + Thread.CurrentThread.ManagedThreadId.ToString() + ":" + Thread.GetDomainID().ToString() + Thread.CurrentThread.Name);
if (String.IsNullOrEmpty(mc.threadid))
{
mc.threadid = Guid.NewGuid().ToString();
}
}
if (!isclient && MessageProcessor.GetConfig.DependencyInjectionEnabled)
{
message.Headers.Add(new FGSMSSoapHeaderRelatedMessageASPNET(mc.MessageID));
message.Headers.Add(new FGSMSSoapHeaderTransactionThreadIdASPNET(mc.threadid));
}
try
{
if (String.IsNullOrEmpty(mc.soapAction))
{
string action = "urn:undeterminable";
if (action == "urn:undeterminable")
{
action = message.Action;
action = action.Replace("\"", "");
action = action.Replace("'", "");
if (String.IsNullOrEmpty(action))
{
action = "urn:undeterminable";
}
}
if (action == "urn:undeterminable")
{
action = message.MethodInfo.Name;;
action = action.Replace("\"", "");
action = action.Replace("'", "");
if (String.IsNullOrEmpty(action))
{
action = "urn:undeterminable";
}
}
}
string ip = "";
try
{
string myHost = System.Net.Dns.GetHostName();
System.Net.IPAddress[] list = System.Net.Dns.GetHostEntry(myHost).AddressList;
for (int i = 0; i < list.Length; i++)
{
if (!IPAddress.IsLoopback(System.Net.Dns.GetHostEntry(myHost).AddressList[i]))
{
ip = System.Net.Dns.GetHostEntry(myHost).AddressList[i].ToString();
break;
}
}
}
catch { }
string user = System.Environment.UserName;
mc.identity = new List <string>();
mc.identity.Add(user);
// mc.identity.Add(ip);
mc.ipaddress = ip;
mc.CompletedAt = DateTime.Now;
mc.IsFault = AgentSoapExtension.IsFault(message);
mc.agenttype = this.GetType().FullName + ".client";
mc.memo = "MsgMap=" + AgentMessageTable.GetSize();
if (mc.ResponseHeaders == null)
{
mc.ResponseHeaders = new NameValueCollection();
}
if (HttpContext.Current != null && HttpContext.Current.Response != null && HttpContext.Current.Response.Headers != null)
{
mc.ResponseHeaders.Add(HttpContext.Current.Response.Headers);
}
else
{
mc.ResponseHeaders.Add("SOAPAction", message.Action);
}
if (message.OneWay)
{
mc.ResponseMessage = "";
mc.responsesize = 0;
MessageProcessor.ProcessMessage(mc);
/*
* mc.ipaddress = ip;
* MessageProcessor.ProcessMessage((
* url),
* start,
* DateTime.Now,
* action,
* req,
* "",
* localhashcode.ToString(),
* AgentSoapExtension.IsFault(message),
* null,
* ip, this.GetType().FullName + ".client",
* user
* );*/
}
else
{
mc.responsesize = mc.ResponseMessage.Length;
MessageProcessor.ProcessMessage(mc);
/*
* MessageProcessor.ProcessMessage((url),
* start,
* DateTime.Now,
* action,
* req,
* //InputMessageToString(message),
* StreamtoString(message.Stream),
* localhashcode.ToString(),
* AgentSoapExtension.IsFault(message),
* null,
* ip, this.GetType().FullName + ".client",
* user
* );*/
}
}
catch (Exception ex)
{
try
{
AgentMessageTable.RemoveMessage(localhashcode);
}
catch { }
Logger.error(ex, this.GetType().FullName + " Error caught process response for clients");
}
}
else
{
//this is a response from a service, either directly from the service, or a service chaining event and the caller is processing the response
try
{
if (HttpContext.Current == null)
{
Logger.warn(this.GetType().FullName + " SniiferFilter failure, http context is null, this shouldn't happen please report if you see this message");
}
else
{
// HttpContext.Current.Response.Filter = new SniiferFilter(HttpContext.Current.Response.Filter);
HttpContext.Current.Response.Filter = new SniiferFilter(HttpContext.Current.Response.Filter);
}
// if (FGSMSConstants.log) EventLog.WriteEntry(this.GetType().FullName, "SniiferFilter success to " + System.Web.HttpContext.Current.Request.Url.ToString(), EventLogEntryType.Information);
}
catch { }
}
//this may be a good hook for dependency checking
//HttpContext.Current.Items.Add(
//need to make a container, add it to the context somehow
//on each outbound message, grab the context container, add dependency if detected.
//on the first inbound connection, setup the context
//on an outbound connection, check if it's a request or response
//if response, we are done, send dependency tree to the message processor
//if request, get the context, add the dependency
try
{
//if (FGSMSConstants.log) EventLog.WriteEntry(this.GetType().FullName, "ProcessOutbound success", EventLogEntryType.Information);
}
catch { }
}
catch (Exception ex)
{
Logger.error(ex, "Process outbound");
}
if (!isclient)
{
try
{
MessageProcessor.ClearTransactionThreadId(Thread.CurrentContext.ContextID.ToString() + Thread.CurrentThread.ManagedThreadId.ToString() + ":" + Thread.GetDomainID().ToString() + Thread.CurrentThread.Name);
}
catch { }
}
else
{
try
{
MessageProcessor.ClearTransactionThreadId(Thread.CurrentContext.ContextID.ToString() + Thread.CurrentThread.ManagedThreadId.ToString() + ":" + Thread.GetDomainID().ToString() + Thread.CurrentThread.Name);
}
catch { }
}
//PurgeOldMessages();
}