google.cloud.compute.v1.BackendService.SessionAffinity */ class SessionAffinity { /** * A value indicating that the enum field is not set. * * Generated from protobuf enum UNDEFINED_SESSION_AFFINITY = 0; */ const UNDEFINED_SESSION_AFFINITY = 0; /** * 2-tuple hash on packet's source and destination IP addresses. Connections from the same source IP address to the same destination IP address will be served by the same backend VM while that VM remains healthy. * * Generated from protobuf enum CLIENT_IP = 345665051; */ const CLIENT_IP = 345665051; /** * 1-tuple hash only on packet's source IP address. Connections from the same source IP address will be served by the same backend VM while that VM remains healthy. This option can only be used for Internal TCP/UDP Load Balancing. * * Generated from protobuf enum CLIENT_IP_NO_DESTINATION = 106122516; */ const CLIENT_IP_NO_DESTINATION = 106122516; /** * 5-tuple hash on packet's source and destination IP addresses, IP protocol, and source and destination ports. Connections for the same IP protocol from the same source IP address and port to the same destination IP address and port will be served by the same backend VM while that VM remains healthy. This option cannot be used for HTTP(S) load balancing. * * Generated from protobuf enum CLIENT_IP_PORT_PROTO = 221722926; */ const CLIENT_IP_PORT_PROTO = 221722926; /** * 3-tuple hash on packet's source and destination IP addresses, and IP protocol. Connections for the same IP protocol from the same source IP address to the same destination IP address will be served by the same backend VM while that VM remains healthy. This option cannot be used for HTTP(S) load balancing. * * Generated from protobuf enum CLIENT_IP_PROTO = 25322148; */ const CLIENT_IP_PROTO = 25322148; /** * Hash based on a cookie generated by the L7 loadbalancer. Only valid for HTTP(S) load balancing. * * Generated from protobuf enum GENERATED_COOKIE = 370321204; */ const GENERATED_COOKIE = 370321204; /** * The hash is based on a user specified header field. * * Generated from protobuf enum HEADER_FIELD = 200737960; */ const HEADER_FIELD = 200737960; /** * The hash is based on a user provided cookie. * * Generated from protobuf enum HTTP_COOKIE = 494981627; */ const HTTP_COOKIE = 494981627; /** * No session affinity. Connections from the same client IP may go to any instance in the pool. * * Generated from protobuf enum NONE = 2402104; */ const NONE = 2402104; private static $valueToName = [ self::UNDEFINED_SESSION_AFFINITY => 'UNDEFINED_SESSION_AFFINITY', self::CLIENT_IP => 'CLIENT_IP', self::CLIENT_IP_NO_DESTINATION => 'CLIENT_IP_NO_DESTINATION', self::CLIENT_IP_PORT_PROTO => 'CLIENT_IP_PORT_PROTO', self::CLIENT_IP_PROTO => 'CLIENT_IP_PROTO', self::GENERATED_COOKIE => 'GENERATED_COOKIE', self::HEADER_FIELD => 'HEADER_FIELD', self::HTTP_COOKIE => 'HTTP_COOKIE', self::NONE => 'NONE', ]; public static function name($value) { if (!isset(self::$valueToName[$value])) { throw new UnexpectedValueException(sprintf( 'Enum %s has no name defined for value %s', __CLASS__, $value)); } return self::$valueToName[$value]; } public static function value($name) { $const = __CLASS__ . '::' . strtoupper($name); if (!defined($const)) { throw new UnexpectedValueException(sprintf( 'Enum %s has no value defined for name %s', __CLASS__, $name)); } return constant($const); } }