}

// GetRolePolicy - returns policies associated with a role ARN.
func (sys *IAMSys) GetRolePolicy(arnStr string) (arn.ARN, string, error) {
	roleArn, err := arn.Parse(arnStr)
	if err != nil {
		return arn.ARN{}, "", fmt.Errorf("RoleARN parse err: %v", err)
	}
	rolePolicy, ok := sys.rolesMap[roleArn]
	if !ok {
		return arn.ARN{}, "", fmt.Errorf("RoleARN %s is not defined.", arnStr)
	}

	// Validation code
	switch {
	case conf.AWSRoleWebIdentityTokenFile == "" && conf.AWSRoleARN != "" || conf.AWSRoleWebIdentityTokenFile != "" && conf.AWSRoleARN == "":
		return nil, errors.New("both the token file and the role ARN are required")
	case conf.AccessKey == "" && conf.SecretKey != "" || conf.AccessKey != "" && conf.SecretKey == "":
		return nil, errors.New("both the access and secret keys are required")

		case strings.HasPrefix(k, ReservedMetadataPrefixLower+ReplicationReset):
			arn := strings.TrimPrefix(k, fmt.Sprintf("%s-", ReservedMetadataPrefixLower+ReplicationReset))
			if d.ResetStatusesMap == nil {
				d.ResetStatusesMap = make(map[string]string, 1)
			}
			d.ResetStatusesMap[arn] = v
		}
	}
	return d

		return
	}

	if sizeS.replTargetStats == nil && len(roi.TargetStatuses) > 0 {
		sizeS.replTargetStats = make(map[string]replTargetSizeSummary)
	}

	for arn, tgtStatus := range roi.TargetStatuses {
		tgtSizeS, ok := sizeS.replTargetStats[arn]
		if !ok {
			tgtSizeS = replTargetSizeSummary{}
		}
		switch tgtStatus {
		case replication.Pending:
			tgtSizeS.pendingCount++

	obj := fmt.Sprintf("%s/%s/%s/%s", strconv.FormatUint(hash, 16), us[0:2], us[2:4], us)
	return obj, nil
}

// transition object to target specified by the transition ARN. When an object is transitioned to another
// storage specified by the transition ARN, the metadata is left behind on source cluster and original content
// is moved to the transition tier. Note that in the case of encrypted objects, entire encrypted stream is moved