private static void TestDBServerConnection(string line, int lineNumber, DBServerInfo dbi)
{
TestedConnection tc = HelperMethods.ConnectionTested(dbi.Name);
if (tc != null)
{
Errors.ConnectivityError(lineNumber, dbi.Name, tc.Reason, tc.StatusCode, 2);
}
else
{
IPAddress[] IPs = Dns.GetHostAddresses(dbi.Name);
Socket s = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
int port;
int.TryParse(dbi.Port, out port);
try
{
s.Connect(IPs[0], port);
HelperMethods.AddConnection(dbi.Name, 0, "", 2, dbi.Port);
}
catch
{
int sc = Errors.GetStatusCode("ServerConnectionError");
Errors.ConnectivityError(lineNumber, dbi.Name, "Could not connect to remote server.", sc, 2);
HelperMethods.AddConnection(dbi.Name, sc, "Could not connect to remote server.", 2, dbi.Port);
}
finally
{
s.Close();
s.Dispose();
}
}
}
private static void TestConnection(string line, int lineNumber, string p)
{
string endpoint = ExtractEndpoint(line, p);
if (IgnoreMethods.Ignore(endpoint) == false)
{
TestedConnection tc = HelperMethods.ConnectionTested(endpoint);
if (tc != null)
{
Errors.ConnectivityError(lineNumber, endpoint, tc.Reason, tc.StatusCode, tc.ConType);
}
else
{
try
{
WebRequest request = WebRequest.Create(endpoint);
request.UseDefaultCredentials = true;
HttpWebResponse response = (HttpWebResponse)request.GetResponse();
int sc;
string reason;
switch (response.StatusCode)
{
case HttpStatusCode.OK:
sc = Errors.GetStatusCode("HttpStatusCode.OK");
reason = "Request succeeded. HTTP status 200.";
ReportConnectivityError(lineNumber, endpoint, sc, reason);
break;
case HttpStatusCode.Accepted:
sc = Errors.GetStatusCode("HttpStatusCode.Accepted");
reason = "Request has been accepted for further processing. HTTP status 202.";
ReportConnectivityError(lineNumber, endpoint, sc, reason);
break;
case HttpStatusCode.Continue:
sc = Errors.GetStatusCode("HttpStatusCode.Continue");
reason = "Client can continue with request. HTTP status 100.";
ReportConnectivityError(lineNumber, endpoint, sc, reason);
break;
case HttpStatusCode.Created:
sc = Errors.GetStatusCode("HttpStatusCode.Created");
reason = "New resource was created before the response was sent. HTTP status 201.";
ReportConnectivityError(lineNumber, endpoint, sc, reason);
break;
case HttpStatusCode.Redirect:
sc = Errors.GetStatusCode("HttpStatusCode.Redirect");
reason = "Requested information was found but redirected. HTTP status 302.";
ReportConnectivityError(lineNumber, endpoint, sc, reason);
break;
case HttpStatusCode.Unauthorized:
sc = Errors.GetStatusCode("HttpStatusCode.Unauthorized");
reason = Environment.UserName + " isn't authorized to access this url. HTTP status 401.";
ReportConnectivityError(lineNumber, endpoint, sc, reason);
break;
case HttpStatusCode.ServiceUnavailable:
sc = Errors.GetStatusCode("HttpStatusCode.ServiceUnavailable");
reason = "Service Unavailable. HTTP status 503.";
ReportConnectivityError(lineNumber, endpoint, sc, reason);
break;
case HttpStatusCode.RequestUriTooLong:
sc = Errors.GetStatusCode("HttpStatusCode.RequestUriTooLong");
reason = "Url is too long. HTTP status 414.";
ReportConnectivityError(lineNumber, endpoint, sc, reason);
break;
case HttpStatusCode.RequestEntityTooLarge:
sc = Errors.GetStatusCode("HttpStatusCode.RequestEntityTooLarge");
reason = "Request entity is too large. HTTP status 413.";
ReportConnectivityError(lineNumber, endpoint, sc, reason);
break;
case HttpStatusCode.ProxyAuthenticationRequired:
sc = Errors.GetStatusCode("HttpStatusCode.ProxyAuthenticationRequired");
reason = "Authentication is required. Manually verify that " + Environment.UserName + " can access this endpoint. HTTP status 407.";
ReportConnectivityError(lineNumber, endpoint, sc, reason);
break;
case HttpStatusCode.Moved:
sc = Errors.GetStatusCode("HttpStatusCode.Moved");
reason = "The endpoint has moved. Contact NOG for the correct url. HTTP status 301.";
ReportConnectivityError(lineNumber, endpoint, sc, reason);
break;
case HttpStatusCode.Ambiguous:
sc = Errors.GetStatusCode("HttpStatusCode.Ambiguous");
reason = "The request has multiple representtions. Setting the defualt document for this endpoint may resolve the issue. HTTP status 300.";
ReportConnectivityError(lineNumber, endpoint, sc, reason);
break;
case HttpStatusCode.BadGateway:
sc = Errors.GetStatusCode("HttpStatusCode.BadGateway");
reason = "Bad Gateway. HTTP status 502.";
ReportConnectivityError(lineNumber, endpoint, sc, reason);
break;
case HttpStatusCode.BadRequest:
sc = Errors.GetStatusCode("HttpStatusCode.BadRequest");
reason = "Bad request. HTTP status 400.";
ReportConnectivityError(lineNumber, endpoint, sc, reason);
break;
case HttpStatusCode.Conflict:
sc = Errors.GetStatusCode("HttpStatusCode.Conflict");
reason = "Conflict on the server. HTTP status 409.";
ReportConnectivityError(lineNumber, endpoint, sc, reason);
break;
case HttpStatusCode.ExpectationFailed:
sc = Errors.GetStatusCode("HttpStatusCode.ExpectationFailed");
reason = "Expectation given in the Expect header could not be met by the server. HTTP status 417.";
ReportConnectivityError(lineNumber, endpoint, sc, reason);
break;
case HttpStatusCode.Forbidden:
sc = Errors.GetStatusCode("HttpStatusCode.Forbidden");
reason = "Forbidden. HTTP status 403.";
ReportConnectivityError(lineNumber, endpoint, sc, reason);
break;
case HttpStatusCode.GatewayTimeout:
sc = Errors.GetStatusCode("HttpStatusCode.GatewayTimeout");
reason = "Proxy server timed out while waiting for a response. HTTP status 504.";
ReportConnectivityError(lineNumber, endpoint, sc, reason);
break;
case HttpStatusCode.Gone:
sc = Errors.GetStatusCode("HttpStatusCode.Gone");
reason = "Requested resource is no longer available. HTTP status 410.";
ReportConnectivityError(lineNumber, endpoint, sc, reason);
break;
case HttpStatusCode.HttpVersionNotSupported:
sc = Errors.GetStatusCode("HttpStatusCode.HttpVersionNotSupported");
reason = "HTTP version not supported. HTTP status 505.";
ReportConnectivityError(lineNumber, endpoint, sc, reason);
break;
case HttpStatusCode.InternalServerError:
sc = Errors.GetStatusCode("HttpStatusCode.InternalServerError");
reason = "Internal server error. HTTP status 500.";
ReportConnectivityError(lineNumber, endpoint, sc, reason);
break;
case HttpStatusCode.LengthRequired:
sc = Errors.GetStatusCode("HttpStatusCode.LengthRequired");
reason = "Content Length header is missing. HTTP status 411.";
ReportConnectivityError(lineNumber, endpoint, sc, reason);
break;
case HttpStatusCode.MethodNotAllowed:
sc = Errors.GetStatusCode("HttpStatusCode.MethodNotAllowed");
reason = "Request method not allowed. HTTP status 405.";
ReportConnectivityError(lineNumber, endpoint, sc, reason);
break;
case HttpStatusCode.NoContent:
sc = Errors.GetStatusCode("HttpStatusCode.NoContent");
reason = "Response is intentionally blank. HTTP status 204.";
ReportConnectivityError(lineNumber, endpoint, sc, reason);
break;
case HttpStatusCode.NonAuthoritativeInformation:
sc = Errors.GetStatusCode("HttpStatusCode.NonAuthoritativeInformation");
reason = "Response may be from a chached copy and not from the origin server. HTTP status 203.";
ReportConnectivityError(lineNumber, endpoint, sc, reason);
break;
case HttpStatusCode.NotAcceptable:
sc = Errors.GetStatusCode("HttpStatusCode.NotAcceptable");
reason = "Client's Accept headers will not accept any available representations of the resource. HTTP status 406.";
ReportConnectivityError(lineNumber, endpoint, sc, reason);
break;
case HttpStatusCode.NotFound:
sc = Errors.GetStatusCode("HttpStatusCode.NotFound");
reason = "Requested resource could not be found. HTTP status 404.";
ReportConnectivityError(lineNumber, endpoint, sc, reason);
break;
case HttpStatusCode.NotImplemented:
sc = Errors.GetStatusCode("HttpStatusCode.NotImplemented");
reason = "Server does not support the requested function. HTTP status 501.";
ReportConnectivityError(lineNumber, endpoint, sc, reason);
break;
case HttpStatusCode.NotModified:
sc = Errors.GetStatusCode("HttpStatusCode.NotModified");
reason = "Cached copy is up to date, endpoint response wasn't transferred. HTTP status 304.";
ReportConnectivityError(lineNumber, endpoint, sc, reason);
break;
case HttpStatusCode.PartialContent:
sc = Errors.GetStatusCode("HttpStatusCode.PartialContent");
reason = "Received partial response. HTTP status 206.";
ReportConnectivityError(lineNumber, endpoint, sc, reason);
break;
case HttpStatusCode.PaymentRequired:
sc = Errors.GetStatusCode("HttpStatusCode.PaymentRequired");
reason = "Payment Required. HTTP status 402.";
ReportConnectivityError(lineNumber, endpoint, sc, reason);
break;
case HttpStatusCode.PreconditionFailed:
sc = Errors.GetStatusCode("HttpStatusCode.PreconditionFailed");
reason = "Precondition failed. HTTP status 412.";
ReportConnectivityError(lineNumber, endpoint, sc, reason);
break;
case HttpStatusCode.RedirectKeepVerb:
sc = Errors.GetStatusCode("HttpStatusCode.RedirectKeepVerb");
reason = "Resource was found but was redirected with the same method. HTTP status 307.";
ReportConnectivityError(lineNumber, endpoint, sc, reason);
break;
case HttpStatusCode.RedirectMethod:
sc = Errors.GetStatusCode("HttpStatusCode.RedirectMethod");
reason = "Redirected as a result of the POST. HTTP status 303.";
ReportConnectivityError(lineNumber, endpoint, sc, reason);
break;
case HttpStatusCode.RequestedRangeNotSatisfiable:
sc = Errors.GetStatusCode("HttpStatusCode.RequestedRangeNotSatisfiable");
reason = "Range of data requested could not be returned. HTTP status 416.";
ReportConnectivityError(lineNumber, endpoint, sc, reason);
break;
case HttpStatusCode.RequestTimeout:
sc = Errors.GetStatusCode("HttpStatusCode.RequestTimeout");
reason = "Request timed out. HTTP status 408.";
ReportConnectivityError(lineNumber, endpoint, sc, reason);
break;
case HttpStatusCode.ResetContent:
sc = Errors.GetStatusCode("HttpStatusCode.ResetContent");
reason = "Client should reset the current resource. HTTP status 205.";
ReportConnectivityError(lineNumber, endpoint, sc, reason);
break;
case HttpStatusCode.SwitchingProtocols:
sc = Errors.GetStatusCode("HttpStatusCode.SwitchingProtocols");
reason = "Protocol was changed. HTTP status 101.";
ReportConnectivityError(lineNumber, endpoint, sc, reason);
break;
case HttpStatusCode.UnsupportedMediaType:
sc = Errors.GetStatusCode("HttpStatusCode.UnsupportedMediaType");
reason = "Response was an unsupported media type. HTTP status 415.";
ReportConnectivityError(lineNumber, endpoint, sc, reason);
break;
case HttpStatusCode.Unused:
sc = Errors.GetStatusCode("HttpStatusCode.Unused");
reason = "Unspecified error. HTTP status 306.";
ReportConnectivityError(lineNumber, endpoint, sc, reason);
break;
case HttpStatusCode.UseProxy:
sc = Errors.GetStatusCode("HttpStatusCode.UseProxy");
reason = "Request should use proxy server located in the Location header. HTTP status 305.";
ReportConnectivityError(lineNumber, endpoint, sc, reason);
break;
default:
sc = Errors.GetStatusCode("HttpStatusCode.Default");
reason = "Connection Failed";
ReportConnectivityError(lineNumber, endpoint, sc, reason);
break;
}
response.Close();
}
catch (WebException ex)
{
int sc = Errors.GetStatusCode("HttpStatusCode.Default");
string reason = ex.Message;
ReportConnectivityError(lineNumber, endpoint, sc, reason);
}
}
}
}