LCa*_*way 10 c# iis authorization windows-authentication asp.net-core
我已经将我的 web api 配置为使用 windows 身份验证。我的目标本质上是根据用户 Windows 帐户限制控制器中的某些操作。有些将能够执行读取操作,而其他将能够执行将写入基础数据库的操作。我找到了大量关于如何设置基于声明的授权的文档,这是我认为我需要走的路线。我还没有发现如何使用 windows auth 进行设置。我想我错过了中间步骤,例如将 Windows 身份验证注册为身份提供者?
启动文件
public void ConfigureServices(IServiceCollection services)
{
services.AddMvc();
services.AddAuthentication(IISDefaults.AuthenticationScheme);
services.AddAuthorization(options =>
{
options.AddPolicy("readOnly", policy =>
policy.RequireClaim(`???????????????????????`));
options.AddPolicy("write", policy =>
policy.RequireClaim(`???????????????????????`));
});
}
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控制器
[Authorize(Policy = "ReadOnly")]
public class MyController : Controller
{
public ActionResult SomeReadOnlyAction()
{
//Return data from database
}
[Authorize(Policy = "Write")]
public ActionResult AWriteAction()
{
//Create/Update/Delete data from database
}
}
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我想问这个问题的另一种方法是如何使用 Windows 身份验证配置或访问声明/角色等。
Nan*_* Yu 11
看来您想通过策略使用基于声明的授权。在您的应用程序中设置 Windows 身份验证后,您可以向 ClaimsPrincipal 添加自定义声明,检查用户的身份并确认当前用户具有哪些权限:
您可以向应用程序添加声明转换服务:
class ClaimsTransformer : IClaimsTransformation
{
public Task<ClaimsPrincipal> TransformAsync(ClaimsPrincipal principal)
{
var id = ((ClaimsIdentity)principal.Identity);
var ci = new ClaimsIdentity(id.Claims, id.AuthenticationType, id.NameClaimType, id.RoleClaimType);
if (ci.Name.Equals("name"))
{
ci.AddClaim(new Claim("permission", "readOnly"));
}
else
{
ci.AddClaim(new Claim("permission", "write"));
}
var cp = new ClaimsPrincipal(ci);
return Task.FromResult(cp);
}
}
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services.AddTransient<IClaimsTransformation, ClaimsTransformer>();
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services.AddAuthorization(options =>
{
options.AddPolicy("Readonly", policy =>
policy.RequireClaim("permission", "readOnly"));
options.AddPolicy("Write", policy =>
policy.RequireClaim("permission", "write"));
});
Run Code Online (Sandbox Code Playgroud)通过要求此策略来限制对控制器或操作的访问:
[Authorize(Policy = "Write")]
public IActionResult Contact()
{
ViewData["Message"] = "Your contact page.";
return View();
}
Run Code Online (Sandbox Code Playgroud)如果您已经在 AD 中添加了组(写入,只读)并将相关用户添加到组,您还可以检查组:
public static class Security
{
public static bool IsInGroup(this ClaimsPrincipal User, string GroupName)
{
var groups = new List<string>();
var wi = (WindowsIdentity)User.Identity;
if (wi.Groups != null)
{
foreach (var group in wi.Groups)
{
try
{
groups.Add(group.Translate(typeof(NTAccount)).ToString());
}
catch (Exception)
{
// ignored
}
}
return groups.Contains(GroupName);
}
return false;
}
}
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并使用类似:
if (User.IsInGroup("GroupName"))
{
}
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