/// <summary>
/// Stops the hosted ASP.NET application if one is running.
/// </summary>
public void Close()
{
lock (syncLock)
{
if (listener != null)
{
try
{
var lease = (ILease)listener.GetLifetimeService();
lease.Unregister(sponser);
sponser = null;
listener.Stop();
listener = null;
}
catch (AppDomainUnloadedException)
{
// Ignore these
}
}
}
}
/// <summary>
/// Starts an in-process hosted ASP.NET application using explicit settings
/// passed as parameters.
/// </summary>
/// <param name="uris">One or more external URIs specifying the ASP.NET application endpoints.</param>
/// <param name="physicalPath">Path to the folder holding the ASP.NET application files.</param>
/// <param name="copyBinAssemblies">
/// Specifies whether or not the <see cref="WebHost" /> instance should
/// copy the <see cref="LillTek.Web" /> and any non-GAC referenced assemblies
/// to a <b>Bin</b> folder immediately within the ASP.NET application's
/// <paramref name="physicalPath" />.
/// </param>
private void Start(string[] uris, string physicalPath, bool copyBinAssemblies)
{
string virtualPath;
// Make sure that all URIs passed end with "/".
for (int i = 0; i < uris.Length; i++)
{
if (!uris[i].EndsWith("/"))
{
uris[i] += "/";
}
}
// Verify that the virtual path for all of the URIs are the same.
//
// Note that I'm replacing any embedded "*" or "+" HttpListener wildcards
// in the URI string with the "a" character so the Uri() constructor won't
// throw exceptions.
virtualPath = new Uri(ConvertHostWildcards(uris[0])).AbsolutePath;
for (int i = 1; i < uris.Length; i++)
{
if (virtualPath != new Uri(ConvertHostWildcards(uris[i])).AbsolutePath)
{
throw new ArgumentException("The virtual path for all URIs must be identical.");
}
}
// Make sure the physical path ends with a slash.
physicalPath = Helper.AddTrailingSlash(physicalPath);
// Handle the assembly copying if requested.
if (copyBinAssemblies)
{
var assemblies = new List <Assembly>();
var curAssembly = Assembly.GetExecutingAssembly();
// $todo(jeff.lill):
//
// If I was going to be really tricky here, I'd look
// recursively for referenced assemblies as well.
// This isn't going to be an issue right at the
// moment so I'm not going to worry about this.
assemblies.Add(curAssembly);
foreach (AssemblyName assemblyName in curAssembly.GetReferencedAssemblies())
{
var reference = Assembly.Load(assemblyName);
if (reference.GlobalAssemblyCache)
{
continue;
}
assemblies.Add(reference);
}
if (!Directory.Exists(physicalPath + Helper.PathSepString + "Bin"))
{
Directory.CreateDirectory(physicalPath + Helper.PathSepString + "Bin");
}
foreach (Assembly assembly in assemblies)
{
var srcPath = Helper.GetAssemblyPath(assembly);
var dstPath = physicalPath + "Bin" + Helper.PathSepString + Path.GetFileName(srcPath);
if (File.Exists(dstPath))
{
File.Delete(dstPath);
}
File.Copy(srcPath, dstPath);
}
}
// Crank up a HttpListenerWrapper instance in its own AppDomain.
physicalPath = physicalPath.Replace('/', Helper.PathSepChar);
listener = (HttpListenerWrapper)ApplicationHost.CreateApplicationHost(typeof(HttpListenerWrapper),
virtualPath,
physicalPath);
listener.Start(uris, virtualPath, physicalPath);
// Configure the client side sponser to manage
// lifetime lease renewal requests from the server's
// application domain.
ILease lease;
sponser = new ClientSponsor(TimeSpan.FromMinutes(1));
lease = (ILease)listener.GetLifetimeService();
lease.Register(sponser);
}
