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-rw-r--r--windows/winnet/src/winnet/offlinemonitor.cpp222
-rw-r--r--windows/winnet/src/winnet/offlinemonitor.h7
2 files changed, 115 insertions, 114 deletions
diff --git a/windows/winnet/src/winnet/offlinemonitor.cpp b/windows/winnet/src/winnet/offlinemonitor.cpp
index 3e223de0e7..67a90d92f0 100644
--- a/windows/winnet/src/winnet/offlinemonitor.cpp
+++ b/windows/winnet/src/winnet/offlinemonitor.cpp
@@ -5,7 +5,6 @@
#include <libcommon/string.h>
#include <sstream>
-
using namespace std::placeholders; // for _1, _2 etc.
namespace
@@ -59,54 +58,79 @@ bool IsConnectedAdapter(const MIB_IF_ROW2 &iface)
);
}
-} // anonymous namespace
-
-
-OfflineMonitor::OfflineMonitor
-(
- std::shared_ptr<common::logging::ILogSink> logSink,
- Notifier notifier,
- std::shared_ptr<NetworkAdapterMonitor::IDataProvider> dataProvider
-)
- : m_logSink(logSink)
- , m_notifier(notifier)
- , m_connected(false)
- , m_netAdapterMonitor(
- m_logSink,
- std::bind(&OfflineMonitor::callback, this, _1, _2, _3),
- IsConnectedAdapter,
- dataProvider
- )
+void LogAdapter(std::shared_ptr<common::logging::ILogSink> logSink, const MIB_IF_ROW2 &iface)
{
-}
-
+ //
+ // Don't flood the log with garbage.
+ //
+ static const auto blacklist = std::vector<std::wstring>
+ {
+ L"WFP Native MAC Layer LightWeight Filter",
+ L"QoS Packet Scheduler",
+ L"WFP 802.3 MAC Layer LightWeight Filter",
+ L"Microsoft Kernel Debug Network Adapter",
+ L"Software Loopback Interface",
+ L"Microsoft Teredo Tunneling Adapter",
+ L"Microsoft IP-HTTPS Platform Adapter",
+ L"Microsoft 6to4 Adapter",
+ L"WAN Miniport",
+ L"WiFi Filter Driver",
+ L"Microsoft Wi-Fi Direct Virtual Adapter",
+ };
-OfflineMonitor::OfflineMonitor
-(
- std::shared_ptr<common::logging::ILogSink> logSink,
- Notifier notifier
-) : OfflineMonitor(logSink, notifier, std::make_shared<NetworkAdapterMonitor::SystemDataProvider>())
-{
-}
+ for (const auto &black : blacklist)
+ {
+ if (nullptr != wcsstr(iface.Description, black.c_str()))
+ {
+ return;
+ }
+ }
+ std::stringstream ss;
-void OfflineMonitor::callback(const std::vector<MIB_IF_ROW2> &adapters, const MIB_IF_ROW2 *, NetworkAdapterMonitor::UpdateType)
-{
- const auto previousConnectivity = m_connected;
- m_connected = !adapters.empty();
+ ss << "Detailed interface logging" << std::endl;
- if (previousConnectivity != m_connected)
{
- m_notifier(m_connected);
+ const auto s = std::wstring(L" Alias: ").append(iface.Alias);
+ ss << common::string::ToAnsi(s) << std::endl;
+ }
- if (false == m_connected)
- {
- LogOfflineState();
- }
+ {
+ const auto s = std::wstring(L" Description: ").append(iface.Description);
+ ss << common::string::ToAnsi(s) << std::endl;
}
+
+ ss << " PhysicalAddressLength: " << iface.PhysicalAddressLength << std::endl;
+ ss << " Type: " << iface.Type << std::endl;
+ ss << " MediaType: " << iface.MediaType << std::endl;
+ ss << " PhysicalMediumType: " << iface.PhysicalMediumType << std::endl;
+ ss << " AccessType: " << iface.AccessType << std::endl;
+
+ //
+ // Bool cast prevents idiot stream from inserting literal 0/1.
+ //
+
+ ss << " InterfaceAndOperStatusFlags.HardwareInterface: " << (bool)iface.InterfaceAndOperStatusFlags.HardwareInterface << std::endl;
+ ss << " InterfaceAndOperStatusFlags.FilterInterface: " << (bool)iface.InterfaceAndOperStatusFlags.FilterInterface << std::endl;
+ ss << " InterfaceAndOperStatusFlags.ConnectorPresent: " << (bool)iface.InterfaceAndOperStatusFlags.ConnectorPresent << std::endl;
+ ss << " InterfaceAndOperStatusFlags.NotAuthenticated: " << (bool)iface.InterfaceAndOperStatusFlags.NotAuthenticated << std::endl;
+ ss << " InterfaceAndOperStatusFlags.NotMediaConnected: " << (bool)iface.InterfaceAndOperStatusFlags.NotMediaConnected << std::endl;
+ ss << " InterfaceAndOperStatusFlags.Paused: " << (bool)iface.InterfaceAndOperStatusFlags.Paused << std::endl;
+ ss << " InterfaceAndOperStatusFlags.LowPower: " << (bool)iface.InterfaceAndOperStatusFlags.LowPower << std::endl;
+ ss << " InterfaceAndOperStatusFlags.EndPointInterface: " << (bool)iface.InterfaceAndOperStatusFlags.EndPointInterface << std::endl;
+
+ ss << " OperStatus: " << iface.OperStatus << std::endl;
+ ss << " AdminStatus: " << iface.AdminStatus << std::endl;
+ ss << " MediaConnectState: " << iface.MediaConnectState << std::endl;
+ ss << " TransmitLinkSpeed: " << iface.TransmitLinkSpeed << std::endl;
+
+ ss << " ReceiveLinkSpeed: " << iface.ReceiveLinkSpeed << std::endl;
+ ss << " InUcastPkts:" << iface.InUcastPkts;
+
+ logSink->info(ss.str().c_str());
}
-void OfflineMonitor::LogOfflineState()
+void LogAdapters(std::shared_ptr<common::logging::ILogSink> logSink)
{
//
// There is a race condition here because logging is not done using the
@@ -115,15 +139,13 @@ void OfflineMonitor::LogOfflineState()
// Not much of a problem really, this is temporary logging.
//
- m_logSink->info("Machine is offline");
-
MIB_IF_TABLE2 *table;
const auto status = GetIfTable2(&table);
if (NO_ERROR != status)
{
- m_logSink->error("Failed to acquire list of network interfaces. Aborting detailed logging");
+ logSink->error("Failed to acquire list of network interfaces. Aborting detailed logging");
return;
}
@@ -134,90 +156,68 @@ void OfflineMonitor::LogOfflineState()
FreeMibTable(table);
};
- m_logSink->info("Begin detailed listing of network interfaces");
+ logSink->info("Begin detailed listing of network interfaces");
for (ULONG i = 0; i < table->NumEntries; ++i)
{
- const auto &iface = table->Table[i];
+ LogAdapter(logSink, table->Table[i]);
+ }
- //
- // Don't flood the log with garbage.
- //
- const auto blacklist = std::vector<std::wstring>
- {
- L"WFP Native MAC Layer LightWeight Filter",
- L"QoS Packet Scheduler",
- L"WFP 802.3 MAC Layer LightWeight Filter",
- L"Microsoft Kernel Debug Network Adapter",
- L"Software Loopback Interface",
- L"Microsoft Teredo Tunneling Adapter",
- L"Microsoft IP-HTTPS Platform Adapter",
- L"Microsoft 6to4 Adapter",
- L"WAN Miniport",
- L"WiFi Filter Driver",
- L"Microsoft Wi-Fi Direct Virtual Adapter",
- };
+ logSink->info("End detailed listing of network interfaces");
+}
- bool blacklisted = false;
+} // anonymous namespace
- for (const auto &black : blacklist)
- {
- if (nullptr != wcsstr(iface.Description, black.c_str()))
- {
- blacklisted = true;
- break;
- }
- }
+OfflineMonitor::OfflineMonitor
+(
+ std::shared_ptr<common::logging::ILogSink> logSink,
+ Notifier notifier,
+ std::shared_ptr<NetworkAdapterMonitor::IDataProvider> dataProvider
+)
+ : m_logSink(logSink)
+ , m_notifier(notifier)
+ , m_netAdapterMonitor(
+ m_logSink,
+ std::bind(&OfflineMonitor::callback, this, _1, _2, _3),
+ IsConnectedAdapter,
+ dataProvider
+ )
+{
+}
- if (blacklisted)
- {
- continue;
- }
+OfflineMonitor::OfflineMonitor
+(
+ std::shared_ptr<common::logging::ILogSink> logSink,
+ Notifier notifier
+) : OfflineMonitor(logSink, notifier, std::make_shared<NetworkAdapterMonitor::SystemDataProvider>())
+{
+}
- std::stringstream ss;
+void OfflineMonitor::callback(const std::vector<MIB_IF_ROW2> &adapters, const MIB_IF_ROW2 *, NetworkAdapterMonitor::UpdateType)
+{
+ const auto previousConnectivity = m_connected;
+ m_connected = !adapters.empty();
- ss << "Detailed interface logging" << std::endl;
- ss << "Interface ordinal " << i << std::endl;
+ if (previousConnectivity != m_connected)
+ {
+ std::stringstream ss;
+ if (previousConnectivity.has_value())
{
- const auto s = std::wstring(L" Alias: ").append(iface.Alias);
- ss << common::string::ToAnsi(s) << std::endl;
+ ss << "Connectivity changed. Machine is: " << (*m_connected ? "ONLINE" : "OFFLINE");
+ m_logSink->info(ss.str().c_str());
}
-
+ else
{
- const auto s = std::wstring(L" Description: ").append(iface.Description);
- ss << common::string::ToAnsi(s) << std::endl;
+ ss << "Initial connectivity established. Machine is: " << (*m_connected ? "ONLINE" : "OFFLINE");
+ m_logSink->info(ss.str().c_str());
}
- ss << " PhysicalAddressLength: " << iface.PhysicalAddressLength << std::endl;
- ss << " Type: " << iface.Type << std::endl;
- ss << " MediaType: " << iface.MediaType << std::endl;
- ss << " PhysicalMediumType: " << iface.PhysicalMediumType << std::endl;
- ss << " AccessType: " << iface.AccessType << std::endl;
-
- //
- // Bool cast prevents idiot stream from inserting literal 0/1.
- //
-
- ss << " InterfaceAndOperStatusFlags.HardwareInterface: " << (bool)iface.InterfaceAndOperStatusFlags.HardwareInterface << std::endl;
- ss << " InterfaceAndOperStatusFlags.FilterInterface: " << (bool)iface.InterfaceAndOperStatusFlags.FilterInterface << std::endl;
- ss << " InterfaceAndOperStatusFlags.ConnectorPresent: " << (bool)iface.InterfaceAndOperStatusFlags.ConnectorPresent << std::endl;
- ss << " InterfaceAndOperStatusFlags.NotAuthenticated: " << (bool)iface.InterfaceAndOperStatusFlags.NotAuthenticated << std::endl;
- ss << " InterfaceAndOperStatusFlags.NotMediaConnected: " << (bool)iface.InterfaceAndOperStatusFlags.NotMediaConnected << std::endl;
- ss << " InterfaceAndOperStatusFlags.Paused: " << (bool)iface.InterfaceAndOperStatusFlags.Paused << std::endl;
- ss << " InterfaceAndOperStatusFlags.LowPower: " << (bool)iface.InterfaceAndOperStatusFlags.LowPower << std::endl;
- ss << " InterfaceAndOperStatusFlags.EndPointInterface: " << (bool)iface.InterfaceAndOperStatusFlags.EndPointInterface << std::endl;
-
- ss << " OperStatus: " << iface.OperStatus << std::endl;
- ss << " AdminStatus: " << iface.AdminStatus << std::endl;
- ss << " MediaConnectState: " << iface.MediaConnectState << std::endl;
- ss << " TransmitLinkSpeed: " << iface.TransmitLinkSpeed << std::endl;
-
- ss << " ReceiveLinkSpeed: " << iface.ReceiveLinkSpeed << std::endl;
- ss << " InUcastPkts:" << iface.InUcastPkts;
+ if (false == *m_connected)
+ {
+ LogAdapters(m_logSink);
+ }
- m_logSink->info(ss.str().c_str());
+ m_notifier(*m_connected);
}
-
- m_logSink->info("End detailed listing of network interfaces");
}
diff --git a/windows/winnet/src/winnet/offlinemonitor.h b/windows/winnet/src/winnet/offlinemonitor.h
index 230fef48d7..6219874687 100644
--- a/windows/winnet/src/winnet/offlinemonitor.h
+++ b/windows/winnet/src/winnet/offlinemonitor.h
@@ -2,6 +2,7 @@
#include <libcommon/logging/ilogsink.h>
#include <mutex>
+#include <optional>
#include "networkadaptermonitor.h"
class OfflineMonitor
@@ -19,6 +20,7 @@ public:
Notifier notifier,
std::shared_ptr<NetworkAdapterMonitor::IDataProvider> dataProvider
);
+
OfflineMonitor(std::shared_ptr<common::logging::ILogSink> logSink, Notifier notifier);
private:
@@ -26,10 +28,9 @@ private:
std::shared_ptr<common::logging::ILogSink> m_logSink;
Notifier m_notifier;
- bool m_connected;
- NetworkAdapterMonitor m_netAdapterMonitor;
+ std::optional<bool> m_connected;
- void LogOfflineState();
+ NetworkAdapterMonitor m_netAdapterMonitor;
void callback(const std::vector<MIB_IF_ROW2> &adapters, const MIB_IF_ROW2 *adapter, NetworkAdapterMonitor::UpdateType type);
};
Copyright © 2025 - 2026 Wayne Cole. WTFPL. Attribution appreciated. No warranty. Not liable for bodily damages.