/// <summary>
/// The main application entry point.
/// </summary>
protected override void Main()
{
// Initialize the environment.
SysLog.LogProvider = new SwitchLogProvider();
var assembly = Assembly.GetExecutingAssembly();
Helper.InitializeApp(assembly);
Config.SetConfigPath(assembly);
CorePerf.Initialize();
CoreApp.InstallPath = Helper.GetAssemblyFolder(Helper.GetEntryAssembly());
// Initialize the global NeonSwitch related variables.
Switch.SetGlobal(SwitchGlobal.NeonSwitchVersion, Build.Version);
Switch.SetGlobal(SwitchGlobal.FreeSwitchVersion, Helper.GetVersionString(Assembly.GetAssembly(typeof(freeswitch))));
// Load the application configuration settings.
CoreApp.Config = new Config("NeonSwitch");
CoreApp.BkTaskInterval = CoreApp.Config.Get("BkTaskInterval", TimeSpan.FromSeconds(1));
// Load the switch subcommand handlers.
Switch.RegisterAssemblySubcommands(assembly);
// Create a service host for the application service and launch it.
var logProvider =
new CompositeSysLogProvider(
new NativeSysLogProvider(SwitchConst.NeonSwitchName),
new SwitchLogProvider());
serviceHost = new SwitchServiceHost();
serviceHost.Initialize(new string[0], new CoreAppService(), logProvider, true);
}
/// <summary>
/// Logs an informational entry.
/// </summary>
/// <param name="extension">Extended log entry information (or <c>null</c>).</param>
/// <param name="message">The message.</param>
public void LogInformation(ISysLogEntryExtension extension, string message)
{
Switch.Log(MapLogLevel(SysLogEntryType.Information), message);
}
/// <summary>
/// Logs a warning.
/// </summary>
/// <param name="extension">Extended log entry information (or <c>null</c>).</param>
/// <param name="message">The message.</param>
public void LogWarning(ISysLogEntryExtension extension, string message)
{
Switch.Log(MapLogLevel(SysLogEntryType.Warning), message);
}
/// <summary>
/// Logs debugging related information.
/// </summary>
/// <param name="extension">Extended log entry information (or <c>null</c>).</param>
/// <param name="category">Used to group debugging related log entries.</param>
/// <param name="message">The message.</param>
public void Trace(ISysLogEntryExtension extension, string category, string message)
{
Switch.Log(MapLogLevel(SysLogEntryType.Trace), message);
}
/// <summary>
/// Logs a <see cref="SysLogEntry" />
/// </summary>
/// <param name="entry">The log entry.</param>
public void Log(SysLogEntry entry)
{
Switch.Log(MapLogLevel(entry.Type), entry.Message);
}
/// <summary>
/// Logs an exception with additional information.
/// </summary>
/// <param name="extension">Extended log entry information (or <c>null</c>).</param>
/// <param name="e">The exception being logged.</param>
/// <param name="message">The message.</param>
public void LogException(ISysLogEntryExtension extension, Exception e, string message)
{
Switch.Log(MapLogLevel(SysLogEntryType.Exception), "Exception [{0}] : {1}", e.GetType().Name, e.Message);
}
/// <summary>
/// Logs a failed security related change or access attempt.
/// </summary>
/// <param name="extension">Extended log entry information (or <c>null</c>).</param>
/// <param name="message">The message.</param>
public void LogSecurityFailure(ISysLogEntryExtension extension, string message)
{
Switch.Log(MapLogLevel(SysLogEntryType.SecurityFailure), message);
}
/// <summary>
/// Logs an error.
/// </summary>
/// <param name="extension">Extended log entry information (or <c>null</c>).</param>
/// <param name="message">The message.</param>
public void LogError(ISysLogEntryExtension extension, string message)
{
Switch.Log(MapLogLevel(SysLogEntryType.Error), message);
}
/// <summary>
/// Starts the service, associating it with an <see cref="IServiceHost" /> instance.
/// </summary>
/// <param name="serviceHost">The service user interface.</param>
/// <param name="args">Command line arguments.</param>
public void Start(IServiceHost serviceHost, string[] args)
{
lock (syncLock)
{
if (router != null)
{
return; // Already started
}
// Global initialization
startTime = DateTime.UtcNow;
NetTrace.Start();
CoreApp.InstallPerfCounters();
// Service initialization
this.serviceHost = serviceHost;
try
{
SysLog.LogInformation("NeonSwitch v{0} Start", Helper.GetVersionString());
router = new LeafRouter();
router.Start();
state = ServiceState.Running;
bkTimer = new GatedTimer(OnBkTimer, null, CoreApp.BkTaskInterval);
SpeechEngine.Start(SpeechEngineSettings.LoadConfig("NeonSwitch.Speech"));
#if DEBUG
// $todo(jeff.lill): Delete this.
SwitchTest.Test();
#endif
// Indicate that the switch core service is open for business. NeonSwitch
// application instance loaders will spin, waiting for this to be set before
// calling the application's main function.
Switch.SetGlobal(SwitchGlobal.NeonSwitchReady, "true");
}
catch (Exception e)
{
SpeechEngine.Stop();
if (bkTimer != null)
{
bkTimer.Dispose();
bkTimer = null;
}
if (router != null)
{
router.Stop();
router = null;
}
SysLog.LogException(e);
throw;
}
}
}
/// <summary>
/// Called by the <see cref="AppLoader" /> to execute a command asynchronously.
/// </summary>
/// <param name="context">The command context.</param>
internal void OnExecuteBackground(ApiBackgroundContext context)
{
Switch.OnExecuteBackground(new ExecuteBackgroundEventArgs(context));
}
/// <summary>
/// Called by the <see cref="AppLoader" /> to execute a command synchronously.
/// </summary>
/// <param name="context">The command context.</param>
internal void OnExecute(ApiContext context)
{
Switch.OnExecute(new ExecuteEventArgs(context));
}
/// <summary>
/// Called by the <see cref="AppLoader" /> when the application has been assigned a new call session.
/// </summary>
/// <param name="context">The application context.</param>
internal void OnNewCallSession(AppContext context)
{
Switch.RaiseCallSessionEvent(new CallSessionArgs(new CallSession(context.Session), context.Arguments));
}