void IHostStartup.Init(IHostBuilderInternal builder)
{
builder.ConfigureServices(services => {
var serviceProvider = services.AddHttpClient().BuildServiceProvider();
this.httpFactory = serviceProvider.GetRequiredService <IHttpClientFactory>();
});
}
internal static void Init(IObjectService objectService, IHostBuilderInternal builder)
{
if (initialized) //保证只初始化一次
{
return;
}
initialized = true;
var coreAttributes = objectService.AsObjectServiceInternal().CoreAttributes;
if (coreAttributes.TryGetValue(typeof(HostStartupAttribute), out var list))
{
var startupTypes = list.OrderByDescending(x => x.Priority).Select(x => x.OwnerType).ToArray();
foreach (var type in startupTypes)
{
var startup = objectService.GetOrCreateObject(type) as IHostStartup;
startup?.Init(builder);
}
}
}
public void Init(IHostBuilderInternal builder)
{
if (!(builder.GetBuilderWrapper() is IWebHostBuilder hostBuilder))
{
return;
}
var serverUrls = hostBuilder.GetSetting(WebHostDefaults.ServerUrlsKey);
if (!string.IsNullOrEmpty(serverUrls))
{
var urls = serverUrls.Split(';');
Uri uri = null;
foreach (var url in urls)
{
if (url.Contains("*")) // http://*:5000
{
var fakeurl = url.Replace('*', '_');
if (Uri.TryCreate(fakeurl, UriKind.Absolute, out var uri1))
{
uri = uri1;
break;
}
}
else
{
if (Uri.TryCreate(url, UriKind.Absolute, out var uri1))
{
if (!uri1.IsLoopback)
{
uri = uri1;
}
}
}
}
if (uri != null)
{
this.Port = uri.Port;
if (uri.Host != "_")
{
this.Host = uri.Host;
}
}
}
var coreAttributes = this.ObjectService.AsObjectServiceInternal().CoreAttributes;
if (coreAttributes.TryGetValue(typeof(MiddlewareAttribute), out var list))
{
this.MiddlewareTypes = list.OrderByDescending(x => x.Priority).Select(x => x.OwnerType).ToArray();
}
builder.ConfigureServices(services => {
//把自己加进去
services.AddSingleton <IStartupFilter>(this);
var middlewares = this.MiddlewareTypes;
if (middlewares != null && middlewares.Length > 0)
{
foreach (var middleware in middlewares)
{
services.AddSingleton(middleware);
}
}
});
}
public void Init(IHostBuilderInternal builder)
{
builder.ConfigureServices(services => {
services.AddHostedService <ServiceRunning>();
});
}
