Diagnose Lib Version #1

src/Makefile.qt.include

@@ -249,6 +249,7 @@ GRIDCOINRESEARCH_QT_H = \
  qt/csvmodelwriter.h \
  qt/decoration.h \
  qt/diagnosticsdialog.h \
+ qt/Diagnose.h \
  qt/editaddressdialog.h \
  qt/favoritespage.h \
  qt/guiconstants.h \
@@ -340,6 +341,8 @@ GRIDCOINRESEARCH_QT_CPP = \
  qt/csvmodelwriter.cpp \
  qt/decoration.cpp \
  qt/diagnosticsdialog.cpp \
+ qt/Diagnose.cpp \
+ qt/Diagnose.cpp \
  qt/editaddressdialog.cpp \
  qt/favoritespage.cpp \
  qt/guiutil.cpp \

src/qt/Diagnose.cpp

@@ -0,0 +1,207 @@
+
+#include "Diagnose.h"
+#include "net.h"
+#include <QtNetwork>
+
+using namespace DiagnoseLib;
+//Define the Static members
+bool Diagnose::m_researcher_mode = false;
+const ResearcherModel* Diagnose::m_researcher_model = nullptr;
+std::unordered_map<std::string, Diagnose*> m_name_to_test_map;
+CCriticalSection Diagnose::cs_diagnostictests;
+
+void VerifyClock::clkReportResults(const int64_t& time_offset, const bool& timeout_during_check)
+{
+ if (!timeout_during_check)
+ {
+ if (abs64(time_offset) < 3 * 60)
+ {
+ m_results = PASS;
+ }
+ else if (abs64(time_offset) < 5 * 60)
+ {
+ m_results_tip = "You should check your time and time zone settings for your computer.";
+ m_results = WARNING;
+ m_results_string = "Warning: Clock skew is between 3 and 5 minutes. Please check your clock settings.";
+ }
+ else
+ {
+ m_results = FAIL;
+ m_results_tip = "Your clock in your computer is significantly off from UTC or network time and "
+ "this may seriously degrade the operation of the wallet, including maintaining "
+ "connection to the network. You should check your time and time zone settings "
+ "for your computer. A very common problem is the off by one hour caused by a time "
+ "zone issue or problems with daylight savings time.";
+ m_results_string = "Error: Clock skew is 5 minutes or greater. Please check your clock settings.";
+ }
+ }else{
+ m_results = WARNING;
+ m_results_tip = "The wallet has less than five connections to the network and is unable to connect "
+ "to an NTP server to check your computer clock. This is not necessarily a problem. "
+ "You can wait a few minutes and try the test again.";
+ m_results_string = "Warning: Cannot connect to NTP server";
+ }
+}
+
+void VerifyClock::clkStateChanged(QAbstractSocket::SocketState state)
+{
+ if (state == QAbstractSocket::ConnectedState)
+ {
+ connect(m_udpSocket, &QUdpSocket::readyRead, this, &VerifyClock::clkFinished);
+
+ char NTPMessage[48] = {0x1b, 0, 0, 0 ,0, 0, 0, 0, 0};
+
+ m_udpSocket->write(NTPMessage, sizeof(NTPMessage));
+ }
+}
+
+void VerifyClock::clkFinished(){
+ if (m_udpSocket->waitForReadyRead(10 * 1000))
+ {
+ int64_t start_time = GetAdjustedTime();
+
+ // Only allow this loop to run for 5 seconds maximum.
+ while (m_udpSocket->hasPendingDatagrams() && GetAdjustedTime() - start_time <= 5)
+ {
+ QByteArray BufferSocket = m_udpSocket->readAll();
+
+ if (BufferSocket.size() == 48)
+ {
+ int nNTPCount = 40;
+ uint32_t DateTimeIn = uchar(BufferSocket.at(nNTPCount))
+ + (uchar(BufferSocket.at(nNTPCount + 1)) << 8)
+ + (uchar(BufferSocket.at(nNTPCount + 2)) << 16)
+ + (uchar(BufferSocket.at(nNTPCount + 3)) << 24);
+ time_t tmit = ntohl(DateTimeIn) - 2208988800U;
+
+ m_udpSocket->close();
+
+ boost::posix_time::ptime localTime = boost::posix_time::microsec_clock::universal_time();
+ boost::posix_time::ptime networkTime = boost::posix_time::from_time_t(tmit);
+ boost::posix_time::time_duration timeDiff = networkTime - localTime;
+
+ clkReportResults(timeDiff.total_seconds());
+
+ return;
+ }
+ }
+ }
+ else // The other state here is a socket or other indeterminate error such as a timeout (coming from clkSocketError).
+ {
+ // This is needed to "cancel" the timeout timer. Essentially if the test was marked completed via the normal exits
+ // above, then when the timer calls clkFinished again, it will hit this conditional and be a no-op.
+
+ auto VerifyClock_Test = getTest(Diagnose::VerifyClock);
+ if (VerifyClock_Test->getResults() != Diagnose::NONE)
+ {
+ clkReportResults(0, true);
+ }
+
+ return;
+ }
+}
+
+void VerifyClock::clkSocketError()
+{
+ m_udpSocket->close();
+
+ clkReportResults(0, true);
+}
+
+void VerifyTCPPort::TCPFailed(QAbstractSocket::SocketError socket_error){
+ m_results = WARNING;
+ m_results_tip = "Outbound communication to TCP port %1 appears to be blocked. ";
+ m_results_string_arg.push_back( std::to_string(GetListenPort()));
+
+ switch (socket_error){
+ case QAbstractSocket::SocketError::ConnectionRefusedError:
+ m_results_tip += "The connection to the port test site was refused. This could be a transient problem with the "
+ "port test site, but could also be an issue with your firewall. If you are also failing the "
+ "connection test, your firewall is most likely blocking network communications from the "
+ "Gridcoin client.";
+
+ break;
+
+ case QAbstractSocket::SocketError::RemoteHostClosedError:
+ m_results_tip += "The port test site is closed on port. This could be a transient problem with the "
+ "port test site, but could also be an issue with your firewall. If you are also failing the "
+ "connection test, your firewall is most likely blocking network communications from the "
+ "Gridcoin client.";
+
+ break;
+
+ case QAbstractSocket::SocketError::HostNotFoundError:
+ // This does not include the common text above on purpose.
+ m_results_tip = "The IP for the port test site is unable to be resolved. This could mean your DNS is not working "
+ "correctly. The wallet may operate without DNS, but it could be severely degraded, especially if "
+ "the wallet is new and a database of prior successful connections has not been built up. Please "
+ "check your computer and ensure name resolution is operating correctly.";
+
+ break;
+
+ case QAbstractSocket::SocketError::SocketAccessError:
+ case QAbstractSocket::SocketError::SocketResourceError:
+ case QAbstractSocket::SocketError::SocketTimeoutError:
+ case QAbstractSocket::SocketError::DatagramTooLargeError:
+ case QAbstractSocket::SocketError::NetworkError:
+ case QAbstractSocket::SocketError::AddressInUseError:
+ case QAbstractSocket::SocketError::SocketAddressNotAvailableError:
+ case QAbstractSocket::SocketError::UnsupportedSocketOperationError:
+ case QAbstractSocket::SocketError::UnfinishedSocketOperationError:
+ case QAbstractSocket::SocketError::OperationError:
+ m_results = FAIL;
+
+ // This does not include the common text above on purpose.
+ m_results_tip = "The network has experienced a low-level error and this probably means your IP address or other "
+ "network connection parameters are not configured correctly. Please check your network configuration "
+ "on your computer.";
+
+ break;
+
+ case QAbstractSocket::SocketError::ProxyAuthenticationRequiredError:
+ case QAbstractSocket::SocketError::ProxyConnectionRefusedError:
+ case QAbstractSocket::SocketError::ProxyConnectionClosedError:
+ case QAbstractSocket::SocketError::ProxyConnectionTimeoutError:
+ case QAbstractSocket::SocketError::ProxyNotFoundError:
+ case QAbstractSocket::SocketError::ProxyProtocolError:
+ m_results = FAIL;
+
+ m_results_tip += "Your network may be using a proxy server to communicate to public IP addresses on the Internet, and "
+ "the wallet is not configured properly to use it. Please check the proxy settings under Options -> "
+ "Network -> Connect through SOCKS5 proxy.";
+
+ break;
+
+ // SSL errors will NOT be triggered unless we implement a test and site to actually do an SSL connection test. This
+ // is put here for completeness.
+ case QAbstractSocket::SocketError::SslHandshakeFailedError:
+ case QAbstractSocket::SocketError::SslInternalError:
+ case QAbstractSocket::SocketError::SslInvalidUserDataError:
+ m_results = FAIL;
+
+ // This does not include the common text above on purpose.
+ m_results_tip = "The network is reporting an SSL error. If you also failed or got a warning on your clock test, you "
+ "should check your clock settings, including your time and time zone. If your clock is ok, please "
+ "check your computer's network configuration.";
+
+ break;
+
+ case QAbstractSocket::SocketError::TemporaryError:
+ case QAbstractSocket::SocketError::UnknownSocketError:
+ m_results = FAIL;
+
+ // This does not include the common text above on purpose.
+ m_results_tip = "The network is reporting an unspecified socket error. If you also are failing the connection test, "
+ "then please check your computer's network configuration.";
+ }
+
+
+ return;
+}
+
+void VerifyTCPPort::TCPFinished(){
+ m_tcpSocket->close();
+ m_results = PASS;
+ return;
+}
+