TransitionPending = "pending"
)

// Action represents a delete action or other transition
// actions that will be implemented later.
type Action int

//go:generate stringer -type Action $GOFILE

const (
	// NoneAction means no action required after evaluating lifecycle rules
	NoneAction Action = iota
	// DeleteAction means the object needs to be removed after evaluating lifecycle rules

		return
	}

	action := r.Form.Get(stsAction)
	switch action {
	case assumeRole:
	default:
		writeSTSErrorResponse(ctx, w, ErrSTSInvalidParameterValue, fmt.Errorf("Unsupported action %s", action))
		return
	}

	ctx = newContext(r, w, action)

	// Validate the authentication result here so that failures will be audit-logged.

	policyBytes := []byte(`{
 "Version": "2012-10-17",
 "Statement": [
  {
   "Effect": "Deny",
   "Action": [
    "admin:CreateServiceAccount"
   ]
  }
 ]
}`)

	newPolicyBytes := []byte(`{
 "Version": "2012-10-17",
 "Statement": [
  {
   "Effect": "Allow",
   "Action": [
    "s3:ListBucket"
   ],
   "Resource": [
    "arn:aws:s3:::testbucket/*"
   ]
  }
 ]
}`)

`{"Version":"2012-10-17","Statement":[{"Sid":"","Effect":"Allow","Principal":{"AWS":["*"]},"Action":["s3:GetBucketLocation","s3:ListBucket"],"Resource":["arn:aws:s3:::%s"]},{"Sid":"","Effect":"Allow","Principal":{"AWS":["*"]},"Action":["s3:GetObject"],"Resource":["arn:aws:s3:::%s/this*"]}]}`

	bucketPolicyTemplateWithoutVersion := `{"Version":"","Statement":[{"Sid":"","Effect":"Allow","Principal":{"AWS":["*"]},"Action":["s3:GetBucketLocation","s3:ListBucket"],"Resource":["arn:aws:s3:::%s"]},{"Sid"...

// If no metadata is supplied, -1 is returned if no action is taken.
func (i *scannerItem) applyActions(ctx context.Context, o ObjectLayer, oi ObjectInfo, sizeS *sizeSummary) (objDeleted bool, size int64) {
	done := globalScannerMetrics.time(scannerMetricILM)
	var action lifecycle.Action
	action, size = i.applyLifecycle(ctx, o, oi)
	done()

	// Note: objDeleted is true if and only if action ==
	// lifecycle.DeleteAllVersionsAction

```
{
 "Version": "2012-10-17",
 "Statement": [
  {
    "Action": [
        "admin:SetBucketTarget",
        "admin:GetBucketTarget"
    ],
    "Effect": "Allow",
    "Sid": ""
  },
  {
   "Effect": "Allow",
   "Action": [
    "s3:GetReplicationConfiguration",
    "s3:PutReplicationConfiguration",
    "s3:ListBucket",

		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(s3Error), r.URL)
		return
	}
	var checkObjMeta metaCheckFn
	if metadata {
		checkObjMeta = func(name string, action policy.Action) (s3Err APIErrorCode) {
			return checkRequestAuthType(ctx, r, action, bucket, name)
		}
	}
	urlValues := r.Form

	// Extract all the listBucketVersions query params to their native values.

	evt := lc.eval(obj1, now)
	if evt.Action != TransitionAction {
		t.Fatalf("Expected action: %s but got %s", TransitionAction, evt.Action)
	}
	if evt.StorageClass != "TIER-1" {
		t.Fatalf("Expected TIER-1 but got %s", evt.StorageClass)
	}

	evt = lc.eval(obj2, now)
	if evt.Action != TransitionVersionAction {
		t.Fatalf("Expected action: %s but got %s", TransitionVersionAction, evt.Action)
	}
	if evt.StorageClass != "TIER-2" {

			//   error.
			// * if you don’t have the s3:ListBucket
			//   permission, Amazon S3 will return an HTTP
			//   status code 403 ("access denied") error.`
			if globalPolicySys.IsAllowed(policy.BucketPolicyArgs{
				Action:          policy.ListBucketAction,
				BucketName:      bucket,
				ConditionValues: getConditionValues(r, "", auth.AnonymousCredentials),
				IsOwner:         false,
			}) {

// subcommands for a given cmdType value.
func getServiceCmdRequest(cmd cmdType, cred auth.Credentials) (*http.Request, error) {
	queryVal := url.Values{}
	queryVal.Set("action", string(cmd.toServiceAction()))
	queryVal.Set("type", "2")
	resource := adminPathPrefix + adminAPIVersionPrefix + "/service?" + queryVal.Encode()
	req, err := newTestRequest(http.MethodPost, resource, 0, nil)