trace: Optional[Operation] = None
    servers: Optional[List[Server]] = None
    parameters: Optional[List[Union[Parameter, Reference]]] = None


class SecuritySchemeType(Enum):
    apiKey = "apiKey"
    http = "http"
    oauth2 = "oauth2"
    openIdConnect = "openIdConnect"


class SecurityBase(BaseModelWithConfig):
    type_: SecuritySchemeType = Field(alias="type")

			rootCAs, err = certs.GetRootCAs(opts.CADir)
			if err != nil {
				return nil, err
			}
		}

		client, err := kms.NewClient(&kms.Config{
			Endpoints: endpoints,
			APIKey:    key,
			TLS: &tls.Config{
				MinVersion:         tls.VersionTLS12,
				ClientSessionCache: tls.NewLRUClientSessionCache(tlsClientSessionCacheSize),
				RootCAs:            rootCAs,
			},
		})

	EnableOff = madmin.EnableOff

	RegionKey  = "region"
	NameKey    = "name"
	RegionName = "name"
	AccessKey  = "access_key"
	SecretKey  = "secret_key"
	License    = "license" // Deprecated Dec 2021
	APIKey     = "api_key"
	Proxy      = "proxy"
)

// Top level config constants.
const (
	PolicyOPASubSys      = madmin.PolicyOPASubSys
	PolicyPluginSubSys   = madmin.PolicyPluginSubSys