- name: unexported-return
      - name: errorf
      - name: context-as-argument
      - name: dot-imports
      - name: error-return
      - name: error-strings
      - name: error-naming
      - name: increment-decrement
      - name: var-naming
      - name: package-comments
      - name: range
      - name: receiver-naming
      - name: indent-error-flow
      - name: superfluous-else

	latestDriveStatsMu    sync.RWMutex
	lastDriveStatsRefresh time.Time
)

// PeerResourceMetrics represents the resource metrics
// retrieved from a peer, along with errors if any
type PeerResourceMetrics struct {
	Metrics map[MetricSubsystem]ResourceMetrics
	Errors  []string
}

// ResourceMetrics is a map of unique key identifying
// a resource metric (e.g. reads_per_sec_{node}_{drive})
// to its data

  // +optional
  repeated Subject subjects = 2;

  // RoleRef can only reference a ClusterRole in the global namespace.
  // If the RoleRef cannot be resolved, the Authorizer must return an error.
  optional RoleRef roleRef = 3;
}

// ClusterRoleBindingList is a collection of ClusterRoleBindings.

{!> ../../docs_src/header_param_models/tutorial002.py!}
```

////

If a client tries to send some **extra headers**, they will receive an **error** response.

For example, if the client tries to send a `tool` header with a value of `plumbus`, they will receive an **error** response telling them that the header parameter `tool` is not allowed:

```json
{
    "detail": [
        {
            "type": "extra_forbidden",

                            "content": {"application/json": {"schema": {}}},
                        },
                        "422": {
                            "description": "Validation Error",
                            "content": {
                                "application/json": {
                                    "schema": {

                            "content": {"application/json": {"schema": {}}},
                        },
                        "422": {
                            "description": "Validation Error",
                            "content": {
                                "application/json": {
                                    "schema": {

	}
	if !result.Healthy {
		// As a maintenance call we are purposefully asked to be taken
		// down, this is for orchestrators to know if we can safely
		// take this server down, return appropriate error.
		if opts.Maintenance {
			writeResponse(w, http.StatusPreconditionFailed, nil, mimeNone)
		} else {
			writeResponse(w, http.StatusServiceUnavailable, nil, mimeNone)
		}
		return
	}

#      compress: false # S2/Snappy compressed archive
#      smallerThan: 5MiB # create archive for all objects smaller than 5MiB
#      skipErrs: false # skips any source side read() errors

  # target where the objects must be replicated
  target:
    type: minio # valid values are "s3" or "minio"
    bucket: mytest
    prefix: stage # 'PREFIX' is optional

// to stay in the language.
func println(args ...Type)

// The error built-in interface type is the conventional interface for
// representing an error condition, with the nil value representing no error.
type error interface {
	Error() string

     *            The response.
     * @param challenge
     *            The domain controller challenge.
     * @return credentials passed in the servlet request
     * @throws IOException
     *             If an IO error occurs.
     */
    public NtlmPasswordAuthentication doAuthentication ( CIFSContext tc, HttpServletRequest req, HttpServletResponse resp, byte[] challenge )
            throws IOException {