可以看到如下用户界面：

<img src="https://fastapi.tiangolo.com/img/tutorial/security/image07.png">

用与上一章同样的方式实现应用授权。

使用如下凭证：

用户名: `johndoe` 密码: `secret`

/// check | 检查

注意，代码中没有明文密码**`secret`**，只保存了它的哈希值。

///

<img src="https://fastapi.tiangolo.com/img/tutorial/security/image08.png">

调用 `/users/me/` 端点，收到下面的响应：

```JSON
{

		}
	}

	return res, nil
}

// ListBuckets lists buckets across all nodes and returns a consistent view:
//   - Return an error when a pool cannot return N/2+1 valid bucket information
//   - For each pool, check if the bucket exists in N/2+1 nodes before including it in the final result
func (sys *S3PeerSys) ListBuckets(ctx context.Context, opts BucketOptions) ([]BucketInfo, error) {
	g := errgroup.WithNErrs(len(sys.peerClients))

        // Prepare test data
        String filename = "testfile.txt";
        byte[] buffer = createValidBuffer(filename, "TESTFI~1.TXT", true);

        // Decode and check return value
        int bytesConsumed = fileBothDirectoryInfo.decode(buffer, 0, buffer.length);

        // Verify bytes consumed matches the actual data size

		return
	}

	opts, err := getOpts(ctx, r, bucket, zipPath)
	if err != nil {
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL)
		return
	}

	getObjectInfo := objectAPI.GetObjectInfo

	// Check for auth type to return S3 compatible error.
	// type to return the correct error (NoSuchKey vs AccessDenied)
	if s3Error := checkRequestAuthType(ctx, r, policy.GetObjectAction, bucket, zipPath); s3Error != ErrNone {

	if target.client != nil {
		return nil
	}

	clientV7, err := newClientV7(target.args)
	if err != nil {
		return err
	}

	// Check es version to confirm if it is supported.
	serverSupportStatus, version, err := clientV7.getServerSupportStatus(ctx)
	if err != nil {
		return err
	}

	switch serverSupportStatus {
	case ESSUnknown:

        ApiTypeClassNode(asmLevel).also {
            ClassReader(classBytesSupplier()).accept(it, SKIP_CODE or SKIP_FRAMES)
        }
    }

    private
    fun <T> open(action: () -> T): T {
        check(!closed) { "ApiTypeProvider closed!" }
        return action()
    }

    internal
    class Context(
        private val typeProvider: ApiTypeProvider,
    ) {

* DenyEscalatingExec admission controller now checks psp HostNetwork as well as hostIPC and hostPID. hostNetwork is also checked to deny exec /attach. ([#56839](https://github.com/kubernetes/kubernetes/pull/56839), [@hzxuzhonghu](https://github.com/hzxuzhonghu))

            public void run() {
              currentFuture.get().addListener(listener, executor);
            }
          });
    }
    assertEquals(allTasks.size() + 1, barrier.getParties()); // sanity check
    for (int i = 0; i < 1000; i++) {
      Collections.shuffle(allTasks);
      AbstractFuture<String> future = new AbstractFuture<String>() {};
      AbstractFuture<String> setFuture = new AbstractFuture<String>() {};

            public void run() {
              currentFuture.get().addListener(listener, executor);
            }
          });
    }
    assertEquals(allTasks.size() + 1, barrier.getParties()); // sanity check
    for (int i = 0; i < 1000; i++) {
      Collections.shuffle(allTasks);
      AbstractFuture<String> future = new AbstractFuture<String>() {};
      AbstractFuture<String> setFuture = new AbstractFuture<String>() {};

- Upon successful authorization check, an impersonated user is added to the system:authenticated group.
  system:anonymous when impersonated is added to the system:unauthenticated group. ([#94409](https://github.com/kubernetes/kubernetes/pull/94409), [@tkashem](https://github.com/tkashem)) [SIG API Machinery and Testing]