[英]CORs Request on Web API 2.0
我在Web API和Chrome上启用了COR,GET和POST请求都失败了,但在MS Edge浏览器上,GET请求没有问题,但是当我尝试POST请求时,它在控制台中失败并显示两条错误消息:
由于语法无效,服务器无法处理该请求。
XMLHttpRequest:网络错误0x80070005,访问被拒绝。
帖子的代码是一个标准的Ajax请求,启用了跨域:
$.ajax({
type: "POST",
crossDomain: true,
url: 'http://localhost:50915/api/addjob',
data: JSON.stringify(Job),
contentType: "application/json;charset=utf-8",
success: function (data, status, xhr) {
alert("The result is : " + status + ": " + data);
},
error: function (xhr) {
alert(xhr.responseText);
}
});
在Web API方面,我安装了CORs Nuget包,并添加了以下内容以启用代码:
WebApiConfig.cs
public static void Register(HttpConfiguration config)
{
// Web API configuration and services
config.EnableCors();
// Web API routes
config.MapHttpAttributeRoutes();
config.Routes.MapHttpRoute(
name: "DefaultApi",
routeTemplate: "api/{controller}/{id}",
defaults: new { id = RouteParameter.Optional }
);
var JsonFormatter = config.Formatters.OfType<JsonMediaTypeFormatter>().FirstOrDefault();
if (JsonFormatter != null)
JsonFormatter.SerializerSettings.ContractResolver = new CamelCasePropertyNamesContractResolver();
}
和控制器:
[System.Web.Http.HttpPost]
[System.Web.Http.Route("api/addjob")]
[EnableCors(origins: "http://localhost", headers: "*", methods: "*")]
public void AddJob([FromBody] Job job)
{
using (_tmsPortalDb)
{
_tmsPortalDb.Jobs.Add(job);
_tmsPortalDb.SaveChanges();
}
}
URL既是localhost,又是在不同的端口上运行,在同一VS解决方案中都有单独的项目。 我对CORs支持的理解是,这应解决localhost调试的问题。 有没有我错过的东西?
如果在IIS中托管,请尝试使用以下内容。
config.EnableCors(new EnableCorsAttribute("*", "*", "*") { SupportsCredentials = true });
对于OWIN Hosted下面是我的角度应用程序中使用webapi的配置
public class Startup {
public void Configuration(IAppBuilder app) {
AntiForgeryConfig.UniqueClaimTypeIdentifier = Constants.ClaimTypes.Subject;
JwtSecurityTokenHandler.InboundClaimTypeMap.Clear();
var config = new HttpConfiguration();
app.UseCors(CorsOptions.AllowAll);
//Middleware for security. This will introspect the incoming reference token
IdentityServerBearerTokenAuthenticationOptions _options = new IdentityServerBearerTokenAuthenticationOptions {
Authority = ConfigurationManager.AppSettings["IdentityServerURI"],
ValidationMode = ValidationMode.ValidationEndpoint,
RequiredScopes = new[] { "xxxxxadmin" },
ClientId = "xxxxxadmin",
ClientSecret = "api-secret",
EnableValidationResultCache = true,
ValidationResultCacheDuration = TimeSpan.FromMinutes(10)
};
app.UseIdentityServerBearerTokenAuthentication(_options);
//Boots up the application
Bootstraper.BootUp(config, app);
}
}
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