/// <summary>
/// Archives a DE Message
/// </summary>
/// <param name="de">DE message to archive</param>
/// <param name="sourceip">Source IP Address of the message</param>
public bool ArchiveDE(DEv1_0 de, string sourceip)
{
bool wasSuccessful = false;
NpgsqlCommand command = null;
NpgsqlTransaction sqlTrans = null;
NpgsqlConnection currentConnection = null;
try
{
currentConnection = GetDatabaseConnection();
if (OpenConnection(currentConnection) == false)
{
return(wasSuccessful);
}
sqlTrans = currentConnection.BeginTransaction();
command = currentConnection.CreateCommand();
command.Transaction = sqlTrans;
//add DE first
//assumes calling function will wrap this in a try catch block
//allows the error to be thrown to the calling function
int iHash = DEUtilities.ComputeDELookupID(de);
string sTable = QualifiedTableName(TableNames.MessageArchive);
string sColumns = MessageArchiveColumns.DELookupID + "," + MessageArchiveColumns.DistributionID + "," + MessageArchiveColumns.SenderID + "," +
MessageArchiveColumns.DateTimeSent + "," + MessageArchiveColumns.SenderIP + "," + MessageArchiveColumns.DateTimeLogged + "," + MessageArchiveColumns.DE;
command.CommandText = "INSERT INTO " + sTable + " (" + sColumns + ") VALUES (@DEHash, @DistributionID, @SenderID, @DateTimeSent, @SourceIP, @DateTimeLogged, @DEv1_0)";
command.Parameters.Clear();
AddParameter(command, NpgsqlDbType.Integer, "DEHash", iHash);
AddParameter(command, NpgsqlDbType.Text, "DistributionID", de.DistributionID);
AddParameter(command, NpgsqlDbType.Text, "SenderID", de.SenderID);
AddParameter(command, NpgsqlDbType.TimestampTZ, "DateTimeSent", de.DateTimeSent);
AddParameter(command, NpgsqlDbType.Text, "SourceIP", sourceip);
AddParameter(command, NpgsqlDbType.TimestampTZ, "DateTimeLogged", DateTime.UtcNow);
AddParameter(command, NpgsqlDbType.Xml, "DEv1_0", de.ToString());
Log.Debug(command.CommandText);
command.ExecuteNonQuery();
sqlTrans.Commit();
wasSuccessful = true;
}
catch (Exception Ex)
{
Log.Error("General Error in AddedDEToCache()", Ex);
this.WasRolledBackTransaction(sqlTrans);
}
finally
{
CloseConnection(currentConnection);
}
return(wasSuccessful);
}
public HttpResponseMessage Validate([FromBody] DEv1_0 value)
{
List <string> errorList = null;
try
{
Log.Debug("Checking if DE Message is valid");
string xml = value.ToString(); // Validates DE portion of message and writes to xml
bool isValid = Fresh.Global.DEUtilities.ValidateNiemSchema(xml, out errorList);
if (isValid)
{
DEUtilities.LogMessage("The message is valid", DEUtilities.LogLevel.Info);
return(Request.CreateResponse(HttpStatusCode.OK, "Message is valid"));
}
else
{
DEUtilities.LogMessage("The message was not valid", DEUtilities.LogLevel.Info);
string schemaErrorString = "";
foreach (string er in errorList)
{
schemaErrorString = schemaErrorString + er + "\n";
}
return(Request.CreateErrorResponse(HttpStatusCode.BadRequest, "The DE was invalid: " + schemaErrorString));
}
}
catch (IOException Ex)
{
return(Request.CreateErrorResponse(HttpStatusCode.InternalServerError, "The schema files could not be read"));
}
catch (FormatException Ex)
{
return(Request.CreateErrorResponse(HttpStatusCode.InternalServerError, "The schema files could not be parsed"));
}
catch (Exception Ex)
{
return(Request.CreateErrorResponse(HttpStatusCode.InternalServerError, "The message could not be validated"));
}
}
/// <summary>
/// Forwards the DE to another webserver.
/// </summary>
/// <param name="requesturi">The location to where the DE should be forwarded.</param>
/// <param name="distributionElement">The DE to be forwarded</param>
private void DoPost(Uri requesturi, DEv1_0 distributionElement)
{
int numRetries = 0;
bool deliveryFailed = false;
do
{
logger.Debug(string.Format("Attempting to federate the message to {0}. This is the attempt #{1}", requesturi, numRetries + 1));
if (deliveryFailed)
{
Thread.Sleep(1000 * 5);
deliveryFailed = false;
}
try
{
HttpWebRequest request;
string s = distributionElement.ToString();
s = s.Replace("<?xml version=\"1.0\" encoding=\"utf-16\" standalone=\"no\"?>\r\n", String.Empty);
request = (HttpWebRequest)WebRequest.Create(requesturi);
//request.Timeout = 7000;
request.KeepAlive = true;
request.Method = "POST";
request.ContentType = "text/xml";
request.AllowAutoRedirect = true;
request.ContentLength = Encoding.UTF8.GetByteCount(s);
logger.Debug("The Post requesturi is: " + requesturi.ToString());
// HACK HACKITY HACK HACK HACK
if (requesturi.ToString() == "https://c2crouter.nics.ll.mit.edu/api/de")
{
ServicePointManager.SecurityProtocol = SecurityProtocolType.Tls12;
X509Certificate2 clientCert = new X509Certificate2("C:\\public\\ArdentAWS.pfx", "ArdentAWS");
request.ClientCertificates.Add(clientCert);
request.PreAuthenticate = true;
request.Credentials = CredentialCache.DefaultCredentials;
request.CachePolicy = new RequestCachePolicy(RequestCacheLevel.NoCacheNoStore);
}
this.SetBody(request, s);
HttpWebResponse resp = (HttpWebResponse)request.GetResponse();
resp.Close();
}
catch (WebException e)
{
deliveryFailed = true;
logger.Info("TLS Info: " + System.Net.ServicePointManager.SecurityProtocol.ToString());
logger.Error("Error POSTing to " + requesturi + ": " + e.Message);
logger.Error("Stacktrace: " + e.StackTrace);
logger.Error("Err: " + e.ToString());
if (e.InnerException != null)
{
logger.Error("Inner: " + e.InnerException.Message);
}
logger.Error("NumRetries: " + numRetries);
}
}while (deliveryFailed && (numRetries++ < federationConnectionRetryAttempts));
// If the message was never able to be delivered successfully, add it to the unreachable URI map
if (deliveryFailed)
{
//TODO: Change this to add hour 1 after testing
unreachableURI.Add(requesturi.ToString(), DateTime.Now.AddHours(1));
logger.Error("Failed to federate message to " + requesturi.ToString());
}
else
{
logger.Debug("Message was federated successfully to " + requesturi.ToString());
}
}