/// <summary>
/// Shuts down the Application Insights Logging functionality
/// and flushes any pending requests.
///
/// This handles start and stop times and the application lifetime
/// log entry that logs duration of operation.
/// </summary>
public static void ShutdownLogging()
{
if (Configuration.System.SendTelemetry &&
Telemetry.UseApplicationInsights &&
AppInsights != null)
{
var t = AppRunTelemetry.Telemetry;
// multi-instance shutdown - ignore
if (t.Properties.ContainsKey("usage"))
{
return;
}
t.Properties.Add("usage", Configuration.ApplicationUpdates.AccessCount.ToString());
t.Properties.Add("registered", UnlockKey.IsAppRegistered().ToString());
t.Properties.Add("version", GetVersion());
t.Properties.Add("dotnetversion", MarkdownMonster.Utilities.mmWindowsUtils.GetDotnetVersion());
t.Properties.Add("culture", CultureInfo.CurrentUICulture.IetfLanguageTag);
t.Stop();
try
{
AppInsights.StopOperation(AppRunTelemetry);
}
catch (Exception ex)
{
LogLocal("Failed to Stop Telemetry Client: " + ex.GetBaseException().Message);
}
AppInsights.Flush();
AppInsights = null;
AppRunTelemetry.Dispose();
}
}
/// <summary>
/// Logs messages to the standard log output for Markdown Monster:
///
/// * Application Insights
/// * Local Log File
///
/// </summary>
/// <param name="msg"></param>
public static void Log(string msg, Exception ex = null, bool unhandledException = false, LogLevels logLevel = LogLevels.Error)
{
string version = GetVersion();
string winVersion = null;
if (Telemetry.UseApplicationInsights && AppRunTelemetry?.Telemetry != null)
{
var secs = (int) DateTimeOffset.UtcNow.Subtract(AppRunTelemetry.Telemetry.Timestamp).TotalSeconds;
if (ex != null)
{
AppRunTelemetry.Telemetry.Success = false;
AppInsights.TrackException(ex,
new Dictionary<string, string>
{
{"msg", msg},
{"exmsg", ex.Message},
{"exbasemsg", ex.GetBaseException().Message},
{"exsource", ex.Source},
{"extrace", ex.StackTrace},
{"severity", unhandledException ? "unhandled" : ""},
{"version", version},
{"winversion", winVersion},
{"dotnetversion", MarkdownMonster.Utilities.mmWindowsUtils.GetDotnetVersion()},
{"usage", Configuration.ApplicationUpdates.AccessCount.ToString()},
{"registered", UnlockKey.IsAppRegistered().ToString()},
{"culture", CultureInfo.CurrentCulture.IetfLanguageTag},
{"uiculture", CultureInfo.CurrentUICulture.IetfLanguageTag},
{"seconds", secs.ToString() },
{"level", ((int) logLevel).ToString() + " - " + logLevel.ToString()}
});
}
else
{
// message only
var props = new Dictionary<string, string>()
{
{"msg", msg},
{"usage", Configuration.ApplicationUpdates.AccessCount.ToString()},
{"registered", UnlockKey.IsAppRegistered().ToString()},
{"version", GetVersion()},
{"culture", CultureInfo.CurrentCulture.IetfLanguageTag},
{"uiculture", CultureInfo.CurrentUICulture.IetfLanguageTag},
{"seconds", secs.ToString() },
{"level", ((int) logLevel).ToString() + " - " + logLevel.ToString() }
};
AppInsights.TrackTrace(msg, props);
}
}
// also log to the local error log
LogLocal(msg,ex);
}
/// <summary>
/// Starts the Application Insights logging functionality
/// Note: this should be set on application startup once
/// and will not fire multiple times.
/// </summary>
public static void InitializeLogging()
{
try
{
if (Configuration.System.SendTelemetry &&
Telemetry.UseApplicationInsights &&
AppInsights == null)
{
AppInsights = new TelemetryClient
{
InstrumentationKey = Telemetry.Key
};
AppInsights.Context.Session.Id = Guid.NewGuid().ToString();
AppInsights.Context.Component.Version = GetVersion();
AppRunTelemetry =
AppInsights.StartOperation <RequestTelemetry>(
$"{GetVersion()} - {Configuration.ApplicationUpdates.AccessCount + 1} - {(UnlockKey.IsAppRegistered() ? "registered" : "unregistered")}");
AppRunTelemetry.Telemetry.Start();
}
}
catch (Exception ex)
{
Telemetry.UseApplicationInsights = false;
LogLocal("Application Insights initialization failure: " + ex.GetBaseException().Message);
}
}