type ClientStats struct {
	// The timestamp of generating the report.
	Timestamp *Timestamp `protobuf:"bytes,1,opt,name=timestamp" json:"timestamp,omitempty"`
	// The total number of RPCs that started.
	NumCallsStarted int64 `protobuf:"varint,2,opt,name=num_calls_started,json=numCallsStarted" json:"num_calls_started,omitempty"`
	// The total number of RPCs that finished.
	NumCallsFinished int64 `protobuf:"varint,3,opt,name=num_calls_finished,json=numCallsFinished" json:"num_calls_finished,omitempty"`
	// The total number of RPCs that were dropped by the client because of rate
	// limiting.
	NumCallsFinishedWithDropForRateLimiting int64 `protobuf:"varint,4,opt,name=num_calls_finished_with_drop_for_rate_limiting,json=numCallsFinishedWithDropForRateLimiting" json:"num_calls_finished_with_drop_for_rate_limiting,omitempty"`
	// The total number of RPCs that were dropped by the client because of load
	// balancing.
	NumCallsFinishedWithDropForLoadBalancing int64 `protobuf:"varint,5,opt,name=num_calls_finished_with_drop_for_load_balancing,json=numCallsFinishedWithDropForLoadBalancing" json:"num_calls_finished_with_drop_for_load_balancing,omitempty"`
	// The total number of RPCs that failed to reach a server except dropped RPCs.
	NumCallsFinishedWithClientFailedToSend int64 `protobuf:"varint,6,opt,name=num_calls_finished_with_client_failed_to_send,json=numCallsFinishedWithClientFailedToSend" json:"num_calls_finished_with_client_failed_to_send,omitempty"`
	// The total number of RPCs that finished and are known to have been received
	// by a server.
	NumCallsFinishedKnownReceived int64 `protobuf:"varint,7,opt,name=num_calls_finished_known_received,json=numCallsFinishedKnownReceived" json:"num_calls_finished_known_received,omitempty"`
}

type Duration struct {
	// Signed seconds of the span of time. Must be from -315,576,000,000
	// to +315,576,000,000 inclusive.
	Seconds int64 `protobuf:"varint,1,opt,name=seconds" json:"seconds,omitempty"`
	// Signed fractions of a second at nanosecond resolution of the span
	// of time. Durations less than one second are represented with a 0
	// `seconds` field and a positive or negative `nanos` field. For durations
	// of one second or more, a non-zero value for the `nanos` field must be
	// of the same sign as the `seconds` field. Must be from -999,999,999
	// to +999,999,999 inclusive.
	Nanos int32 `protobuf:"varint,2,opt,name=nanos" json:"nanos,omitempty"`
}

type InitialLoadBalanceRequest struct {
	// Name of load balanced service (IE, balancer.service.com)
	// length should be less than 256 bytes.
	Name string `protobuf:"bytes,1,opt,name=name" json:"name,omitempty"`
}

type InitialLoadBalanceResponse struct {
	// This is an application layer redirect that indicates the client should use
	// the specified server for load balancing. When this field is non-empty in
	// the response, the client should open a separate connection to the
	// load_balancer_delegate and call the BalanceLoad method. Its length should
	// be less than 64 bytes.
	LoadBalancerDelegate string `protobuf:"bytes,1,opt,name=load_balancer_delegate,json=loadBalancerDelegate" json:"load_balancer_delegate,omitempty"`
	// This interval defines how often the client should send the client stats
	// to the load balancer. Stats should only be reported when the duration is
	// positive.
	ClientStatsReportInterval *Duration `protobuf:"bytes,2,opt,name=client_stats_report_interval,json=clientStatsReportInterval" json:"client_stats_report_interval,omitempty"`
}

type LoadBalanceRequest struct {
	// Types that are valid to be assigned to LoadBalanceRequestType:
	//	*LoadBalanceRequest_InitialRequest
	//	*LoadBalanceRequest_ClientStats
	LoadBalanceRequestType isLoadBalanceRequest_LoadBalanceRequestType `protobuf_oneof:"load_balance_request_type"`
}

type LoadBalanceRequest_ClientStats struct {
	ClientStats *ClientStats `protobuf:"bytes,2,opt,name=client_stats,json=clientStats,oneof"`
}

type LoadBalanceRequest_InitialRequest struct {
	InitialRequest *InitialLoadBalanceRequest `protobuf:"bytes,1,opt,name=initial_request,json=initialRequest,oneof"`
}

type LoadBalanceResponse struct {
	// Types that are valid to be assigned to LoadBalanceResponseType:
	//	*LoadBalanceResponse_InitialResponse
	//	*LoadBalanceResponse_ServerList
	LoadBalanceResponseType isLoadBalanceResponse_LoadBalanceResponseType `protobuf_oneof:"load_balance_response_type"`
}

type LoadBalanceResponse_InitialResponse struct {
	InitialResponse *InitialLoadBalanceResponse `protobuf:"bytes,1,opt,name=initial_response,json=initialResponse,oneof"`
}

type LoadBalanceResponse_ServerList struct {
	ServerList *ServerList `protobuf:"bytes,2,opt,name=server_list,json=serverList,oneof"`
}

type Server struct {
	// A resolved address for the server, serialized in network-byte-order. It may
	// either be an IPv4 or IPv6 address.
	IpAddress []byte `protobuf:"bytes,1,opt,name=ip_address,json=ipAddress,proto3" json:"ip_address,omitempty"`
	// A resolved port number for the server.
	Port int32 `protobuf:"varint,2,opt,name=port" json:"port,omitempty"`
	// An opaque but printable token given to the frontend for each pick. All
	// frontend requests for that pick must include the token in its initial
	// metadata. The token is used by the backend to verify the request and to
	// allow the backend to report load to the gRPC LB system.
	//
	// Its length is variable but less than 50 bytes.
	LoadBalanceToken string `protobuf:"bytes,3,opt,name=load_balance_token,json=loadBalanceToken" json:"load_balance_token,omitempty"`
	// Indicates whether this particular request should be dropped by the client
	// for rate limiting.
	DropForRateLimiting bool `protobuf:"varint,4,opt,name=drop_for_rate_limiting,json=dropForRateLimiting" json:"drop_for_rate_limiting,omitempty"`
	// Indicates whether this particular request should be dropped by the client
	// for load balancing.
	DropForLoadBalancing bool `protobuf:"varint,5,opt,name=drop_for_load_balancing,json=dropForLoadBalancing" json:"drop_for_load_balancing,omitempty"`
}

type ServerList struct {
	// Contains a list of servers selected by the load balancer. The list will
	// be updated when server resolutions change or as needed to balance load
	// across more servers. The client should consume the server list in order
	// unless instructed otherwise via the client_config.
	Servers []*Server `protobuf:"bytes,1,rep,name=servers" json:"servers,omitempty"`
}

type Timestamp struct {
	// Represents seconds of UTC time since Unix epoch
	// 1970-01-01T00:00:00Z. Must be from 0001-01-01T00:00:00Z to
	// 9999-12-31T23:59:59Z inclusive.
	Seconds int64 `protobuf:"varint,1,opt,name=seconds" json:"seconds,omitempty"`
	// Non-negative fractions of a second at nanosecond resolution. Negative
	// second values with fractions must still have non-negative nanos values
	// that count forward in time. Must be from 0 to 999,999,999
	// inclusive.
	Nanos int32 `protobuf:"varint,2,opt,name=nanos" json:"nanos,omitempty"`
}