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Add ping/pong to the protocol (#2)

This commit is contained in:
Asher 2019-03-04 21:26:17 -06:00 committed by Kyle Carberry
parent d48d72cb79
commit 47765dde23
8 changed files with 425 additions and 8 deletions

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@ -1,7 +1,7 @@
import { EventEmitter } from "events"; import { EventEmitter } from "events";
import { Emitter } from "@coder/events"; import { Emitter } from "@coder/events";
import { logger, field } from "@coder/logger"; import { logger, field } from "@coder/logger";
import { NewEvalMessage, ServerMessage, EvalDoneMessage, EvalFailedMessage, ClientMessage, WorkingInitMessage, EvalEventMessage } from "../proto"; import { Ping, NewEvalMessage, ServerMessage, EvalDoneMessage, EvalFailedMessage, ClientMessage, WorkingInitMessage, EvalEventMessage } from "../proto";
import { ReadWriteConnection, InitData, OperatingSystem, SharedProcessData } from "../common/connection"; import { ReadWriteConnection, InitData, OperatingSystem, SharedProcessData } from "../common/connection";
import { ActiveEvalHelper, EvalHelper, Disposer, ServerActiveEvalHelper } from "../common/helpers"; import { ActiveEvalHelper, EvalHelper, Disposer, ServerActiveEvalHelper } from "../common/helpers";
import { stringify, parse } from "../common/util"; import { stringify, parse } from "../common/util";
@ -22,6 +22,11 @@ export class Client {
private readonly sharedProcessActiveEmitter = new Emitter<SharedProcessData>(); private readonly sharedProcessActiveEmitter = new Emitter<SharedProcessData>();
public readonly onSharedProcessActive = this.sharedProcessActiveEmitter.event; public readonly onSharedProcessActive = this.sharedProcessActiveEmitter.event;
// The socket timeout is 60s, so we need to send a ping periodically to
// prevent it from closing.
private pingTimeout: NodeJS.Timer | number | undefined;
private readonly pingTimeoutDelay = 30000;
/** /**
* @param connection Established connection to the server * @param connection Established connection to the server
*/ */
@ -43,9 +48,16 @@ export class Client {
} }
}); });
connection.onClose(() => {
clearTimeout(this.pingTimeout as any); // tslint:disable-line no-any
this.pingTimeout = undefined;
});
this.initDataPromise = new Promise((resolve): void => { this.initDataPromise = new Promise((resolve): void => {
this.initDataEmitter.event(resolve); this.initDataEmitter.event(resolve);
}); });
this.startPinging();
} }
public dispose(): void { public dispose(): void {
@ -214,6 +226,28 @@ export class Client {
socketPath: sharedProcessActiveMessage.getSocketPath(), socketPath: sharedProcessActiveMessage.getSocketPath(),
logPath: sharedProcessActiveMessage.getLogPath(), logPath: sharedProcessActiveMessage.getLogPath(),
}); });
} else if (message.hasPong()) {
// Nothing to do since we run the pings on a timer, in case either message
// is dropped which would break the ping cycle.
} else {
throw new Error("unknown message type");
} }
} }
private startPinging = (): void => {
if (typeof this.pingTimeout !== "undefined") {
return;
}
const schedulePing = (): void => {
this.pingTimeout = setTimeout(() => {
const clientMsg = new ClientMessage();
clientMsg.setPing(new Ping());
this.connection.send(clientMsg.serializeBinary());
schedulePing();
}, this.pingTimeoutDelay);
};
schedulePing();
}
} }

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@ -3,7 +3,7 @@ import * as path from "path";
import { mkdir } from "fs"; import { mkdir } from "fs";
import { promisify } from "util"; import { promisify } from "util";
import { logger, field } from "@coder/logger"; import { logger, field } from "@coder/logger";
import { ClientMessage, WorkingInitMessage, ServerMessage } from "../proto"; import { Pong, ClientMessage, WorkingInitMessage, ServerMessage } from "../proto";
import { evaluate, ActiveEvaluation } from "./evaluate"; import { evaluate, ActiveEvaluation } from "./evaluate";
import { ForkProvider } from "../common/helpers"; import { ForkProvider } from "../common/helpers";
import { ReadWriteConnection } from "../common/connection"; import { ReadWriteConnection } from "../common/connection";
@ -116,6 +116,11 @@ export class Server {
return; return;
} }
e.onEvent(evalEventMessage); e.onEvent(evalEventMessage);
} else if (message.hasPing()) {
logger.trace("ping");
const srvMsg = new ServerMessage();
srvMsg.setPong(new Pong());
this.connection.send(srvMsg.serializeBinary());
} else { } else {
throw new Error("unknown message type"); throw new Error("unknown message type");
} }

View File

@ -7,6 +7,8 @@ message ClientMessage {
// node.proto // node.proto
NewEvalMessage new_eval = 11; NewEvalMessage new_eval = 11;
EvalEventMessage eval_event = 12; EvalEventMessage eval_event = 12;
Ping ping = 13;
} }
} }
@ -21,6 +23,8 @@ message ServerMessage {
// vscode.proto // vscode.proto
SharedProcessActiveMessage shared_process_active = 17; SharedProcessActiveMessage shared_process_active = 17;
Pong pong = 18;
} }
} }

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@ -16,6 +16,11 @@ export class ClientMessage extends jspb.Message {
getEvalEvent(): node_pb.EvalEventMessage | undefined; getEvalEvent(): node_pb.EvalEventMessage | undefined;
setEvalEvent(value?: node_pb.EvalEventMessage): void; setEvalEvent(value?: node_pb.EvalEventMessage): void;
hasPing(): boolean;
clearPing(): void;
getPing(): node_pb.Ping | undefined;
setPing(value?: node_pb.Ping): void;
getMsgCase(): ClientMessage.MsgCase; getMsgCase(): ClientMessage.MsgCase;
serializeBinary(): Uint8Array; serializeBinary(): Uint8Array;
toObject(includeInstance?: boolean): ClientMessage.AsObject; toObject(includeInstance?: boolean): ClientMessage.AsObject;
@ -31,12 +36,14 @@ export namespace ClientMessage {
export type AsObject = { export type AsObject = {
newEval?: node_pb.NewEvalMessage.AsObject, newEval?: node_pb.NewEvalMessage.AsObject,
evalEvent?: node_pb.EvalEventMessage.AsObject, evalEvent?: node_pb.EvalEventMessage.AsObject,
ping?: node_pb.Ping.AsObject,
} }
export enum MsgCase { export enum MsgCase {
MSG_NOT_SET = 0, MSG_NOT_SET = 0,
NEW_EVAL = 11, NEW_EVAL = 11,
EVAL_EVENT = 12, EVAL_EVENT = 12,
PING = 13,
} }
} }
@ -66,6 +73,11 @@ export class ServerMessage extends jspb.Message {
getSharedProcessActive(): vscode_pb.SharedProcessActiveMessage | undefined; getSharedProcessActive(): vscode_pb.SharedProcessActiveMessage | undefined;
setSharedProcessActive(value?: vscode_pb.SharedProcessActiveMessage): void; setSharedProcessActive(value?: vscode_pb.SharedProcessActiveMessage): void;
hasPong(): boolean;
clearPong(): void;
getPong(): node_pb.Pong | undefined;
setPong(value?: node_pb.Pong): void;
getMsgCase(): ServerMessage.MsgCase; getMsgCase(): ServerMessage.MsgCase;
serializeBinary(): Uint8Array; serializeBinary(): Uint8Array;
toObject(includeInstance?: boolean): ServerMessage.AsObject; toObject(includeInstance?: boolean): ServerMessage.AsObject;
@ -84,6 +96,7 @@ export namespace ServerMessage {
evalEvent?: node_pb.EvalEventMessage.AsObject, evalEvent?: node_pb.EvalEventMessage.AsObject,
init?: WorkingInitMessage.AsObject, init?: WorkingInitMessage.AsObject,
sharedProcessActive?: vscode_pb.SharedProcessActiveMessage.AsObject, sharedProcessActive?: vscode_pb.SharedProcessActiveMessage.AsObject,
pong?: node_pb.Pong.AsObject,
} }
export enum MsgCase { export enum MsgCase {
@ -93,6 +106,7 @@ export namespace ServerMessage {
EVAL_EVENT = 15, EVAL_EVENT = 15,
INIT = 16, INIT = 16,
SHARED_PROCESS_ACTIVE = 17, SHARED_PROCESS_ACTIVE = 17,
PONG = 18,
} }
} }

View File

@ -43,7 +43,7 @@ if (goog.DEBUG && !COMPILED) {
* @private {!Array<!Array<number>>} * @private {!Array<!Array<number>>}
* @const * @const
*/ */
proto.ClientMessage.oneofGroups_ = [[11,12]]; proto.ClientMessage.oneofGroups_ = [[11,12,13]];
/** /**
* @enum {number} * @enum {number}
@ -51,7 +51,8 @@ proto.ClientMessage.oneofGroups_ = [[11,12]];
proto.ClientMessage.MsgCase = { proto.ClientMessage.MsgCase = {
MSG_NOT_SET: 0, MSG_NOT_SET: 0,
NEW_EVAL: 11, NEW_EVAL: 11,
EVAL_EVENT: 12 EVAL_EVENT: 12,
PING: 13
}; };
/** /**
@ -91,7 +92,8 @@ proto.ClientMessage.prototype.toObject = function(opt_includeInstance) {
proto.ClientMessage.toObject = function(includeInstance, msg) { proto.ClientMessage.toObject = function(includeInstance, msg) {
var f, obj = { var f, obj = {
newEval: (f = msg.getNewEval()) && node_pb.NewEvalMessage.toObject(includeInstance, f), newEval: (f = msg.getNewEval()) && node_pb.NewEvalMessage.toObject(includeInstance, f),
evalEvent: (f = msg.getEvalEvent()) && node_pb.EvalEventMessage.toObject(includeInstance, f) evalEvent: (f = msg.getEvalEvent()) && node_pb.EvalEventMessage.toObject(includeInstance, f),
ping: (f = msg.getPing()) && node_pb.Ping.toObject(includeInstance, f)
}; };
if (includeInstance) { if (includeInstance) {
@ -138,6 +140,11 @@ proto.ClientMessage.deserializeBinaryFromReader = function(msg, reader) {
reader.readMessage(value,node_pb.EvalEventMessage.deserializeBinaryFromReader); reader.readMessage(value,node_pb.EvalEventMessage.deserializeBinaryFromReader);
msg.setEvalEvent(value); msg.setEvalEvent(value);
break; break;
case 13:
var value = new node_pb.Ping;
reader.readMessage(value,node_pb.Ping.deserializeBinaryFromReader);
msg.setPing(value);
break;
default: default:
reader.skipField(); reader.skipField();
break; break;
@ -183,6 +190,14 @@ proto.ClientMessage.serializeBinaryToWriter = function(message, writer) {
node_pb.EvalEventMessage.serializeBinaryToWriter node_pb.EvalEventMessage.serializeBinaryToWriter
); );
} }
f = message.getPing();
if (f != null) {
writer.writeMessage(
13,
f,
node_pb.Ping.serializeBinaryToWriter
);
}
}; };
@ -246,6 +261,36 @@ proto.ClientMessage.prototype.hasEvalEvent = function() {
}; };
/**
* optional Ping ping = 13;
* @return {?proto.Ping}
*/
proto.ClientMessage.prototype.getPing = function() {
return /** @type{?proto.Ping} */ (
jspb.Message.getWrapperField(this, node_pb.Ping, 13));
};
/** @param {?proto.Ping|undefined} value */
proto.ClientMessage.prototype.setPing = function(value) {
jspb.Message.setOneofWrapperField(this, 13, proto.ClientMessage.oneofGroups_[0], value);
};
proto.ClientMessage.prototype.clearPing = function() {
this.setPing(undefined);
};
/**
* Returns whether this field is set.
* @return {!boolean}
*/
proto.ClientMessage.prototype.hasPing = function() {
return jspb.Message.getField(this, 13) != null;
};
/** /**
* Generated by JsPbCodeGenerator. * Generated by JsPbCodeGenerator.
@ -272,7 +317,7 @@ if (goog.DEBUG && !COMPILED) {
* @private {!Array<!Array<number>>} * @private {!Array<!Array<number>>}
* @const * @const
*/ */
proto.ServerMessage.oneofGroups_ = [[13,14,15,16,17]]; proto.ServerMessage.oneofGroups_ = [[13,14,15,16,17,18]];
/** /**
* @enum {number} * @enum {number}
@ -283,7 +328,8 @@ proto.ServerMessage.MsgCase = {
EVAL_DONE: 14, EVAL_DONE: 14,
EVAL_EVENT: 15, EVAL_EVENT: 15,
INIT: 16, INIT: 16,
SHARED_PROCESS_ACTIVE: 17 SHARED_PROCESS_ACTIVE: 17,
PONG: 18
}; };
/** /**
@ -326,7 +372,8 @@ proto.ServerMessage.toObject = function(includeInstance, msg) {
evalDone: (f = msg.getEvalDone()) && node_pb.EvalDoneMessage.toObject(includeInstance, f), evalDone: (f = msg.getEvalDone()) && node_pb.EvalDoneMessage.toObject(includeInstance, f),
evalEvent: (f = msg.getEvalEvent()) && node_pb.EvalEventMessage.toObject(includeInstance, f), evalEvent: (f = msg.getEvalEvent()) && node_pb.EvalEventMessage.toObject(includeInstance, f),
init: (f = msg.getInit()) && proto.WorkingInitMessage.toObject(includeInstance, f), init: (f = msg.getInit()) && proto.WorkingInitMessage.toObject(includeInstance, f),
sharedProcessActive: (f = msg.getSharedProcessActive()) && vscode_pb.SharedProcessActiveMessage.toObject(includeInstance, f) sharedProcessActive: (f = msg.getSharedProcessActive()) && vscode_pb.SharedProcessActiveMessage.toObject(includeInstance, f),
pong: (f = msg.getPong()) && node_pb.Pong.toObject(includeInstance, f)
}; };
if (includeInstance) { if (includeInstance) {
@ -388,6 +435,11 @@ proto.ServerMessage.deserializeBinaryFromReader = function(msg, reader) {
reader.readMessage(value,vscode_pb.SharedProcessActiveMessage.deserializeBinaryFromReader); reader.readMessage(value,vscode_pb.SharedProcessActiveMessage.deserializeBinaryFromReader);
msg.setSharedProcessActive(value); msg.setSharedProcessActive(value);
break; break;
case 18:
var value = new node_pb.Pong;
reader.readMessage(value,node_pb.Pong.deserializeBinaryFromReader);
msg.setPong(value);
break;
default: default:
reader.skipField(); reader.skipField();
break; break;
@ -457,6 +509,14 @@ proto.ServerMessage.serializeBinaryToWriter = function(message, writer) {
vscode_pb.SharedProcessActiveMessage.serializeBinaryToWriter vscode_pb.SharedProcessActiveMessage.serializeBinaryToWriter
); );
} }
f = message.getPong();
if (f != null) {
writer.writeMessage(
18,
f,
node_pb.Pong.serializeBinaryToWriter
);
}
}; };
@ -610,6 +670,36 @@ proto.ServerMessage.prototype.hasSharedProcessActive = function() {
}; };
/**
* optional Pong pong = 18;
* @return {?proto.Pong}
*/
proto.ServerMessage.prototype.getPong = function() {
return /** @type{?proto.Pong} */ (
jspb.Message.getWrapperField(this, node_pb.Pong, 18));
};
/** @param {?proto.Pong|undefined} value */
proto.ServerMessage.prototype.setPong = function(value) {
jspb.Message.setOneofWrapperField(this, 18, proto.ServerMessage.oneofGroups_[0], value);
};
proto.ServerMessage.prototype.clearPong = function() {
this.setPong(undefined);
};
/**
* Returns whether this field is set.
* @return {!boolean}
*/
proto.ServerMessage.prototype.hasPong = function() {
return jspb.Message.getField(this, 18) != null;
};
/** /**
* Generated by JsPbCodeGenerator. * Generated by JsPbCodeGenerator.

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@ -26,3 +26,7 @@ message EvalDoneMessage {
uint64 id = 1; uint64 id = 1;
string response = 2; string response = 2;
} }
message Ping {}
message Pong {}

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@ -119,3 +119,35 @@ export namespace EvalDoneMessage {
} }
} }
export class Ping extends jspb.Message {
serializeBinary(): Uint8Array;
toObject(includeInstance?: boolean): Ping.AsObject;
static toObject(includeInstance: boolean, msg: Ping): Ping.AsObject;
static extensions: {[key: number]: jspb.ExtensionFieldInfo<jspb.Message>};
static extensionsBinary: {[key: number]: jspb.ExtensionFieldBinaryInfo<jspb.Message>};
static serializeBinaryToWriter(message: Ping, writer: jspb.BinaryWriter): void;
static deserializeBinary(bytes: Uint8Array): Ping;
static deserializeBinaryFromReader(message: Ping, reader: jspb.BinaryReader): Ping;
}
export namespace Ping {
export type AsObject = {
}
}
export class Pong extends jspb.Message {
serializeBinary(): Uint8Array;
toObject(includeInstance?: boolean): Pong.AsObject;
static toObject(includeInstance: boolean, msg: Pong): Pong.AsObject;
static extensions: {[key: number]: jspb.ExtensionFieldInfo<jspb.Message>};
static extensionsBinary: {[key: number]: jspb.ExtensionFieldBinaryInfo<jspb.Message>};
static serializeBinaryToWriter(message: Pong, writer: jspb.BinaryWriter): void;
static deserializeBinary(bytes: Uint8Array): Pong;
static deserializeBinaryFromReader(message: Pong, reader: jspb.BinaryReader): Pong;
}
export namespace Pong {
export type AsObject = {
}
}

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@ -15,6 +15,8 @@ goog.exportSymbol('proto.EvalDoneMessage', null, global);
goog.exportSymbol('proto.EvalEventMessage', null, global); goog.exportSymbol('proto.EvalEventMessage', null, global);
goog.exportSymbol('proto.EvalFailedMessage', null, global); goog.exportSymbol('proto.EvalFailedMessage', null, global);
goog.exportSymbol('proto.NewEvalMessage', null, global); goog.exportSymbol('proto.NewEvalMessage', null, global);
goog.exportSymbol('proto.Ping', null, global);
goog.exportSymbol('proto.Pong', null, global);
/** /**
* Generated by JsPbCodeGenerator. * Generated by JsPbCodeGenerator.
@ -843,4 +845,236 @@ proto.EvalDoneMessage.prototype.setResponse = function(value) {
}; };
/**
* Generated by JsPbCodeGenerator.
* @param {Array=} opt_data Optional initial data array, typically from a
* server response, or constructed directly in Javascript. The array is used
* in place and becomes part of the constructed object. It is not cloned.
* If no data is provided, the constructed object will be empty, but still
* valid.
* @extends {jspb.Message}
* @constructor
*/
proto.Ping = function(opt_data) {
jspb.Message.initialize(this, opt_data, 0, -1, null, null);
};
goog.inherits(proto.Ping, jspb.Message);
if (goog.DEBUG && !COMPILED) {
proto.Ping.displayName = 'proto.Ping';
}
if (jspb.Message.GENERATE_TO_OBJECT) {
/**
* Creates an object representation of this proto suitable for use in Soy templates.
* Field names that are reserved in JavaScript and will be renamed to pb_name.
* To access a reserved field use, foo.pb_<name>, eg, foo.pb_default.
* For the list of reserved names please see:
* com.google.apps.jspb.JsClassTemplate.JS_RESERVED_WORDS.
* @param {boolean=} opt_includeInstance Whether to include the JSPB instance
* for transitional soy proto support: http://goto/soy-param-migration
* @return {!Object}
*/
proto.Ping.prototype.toObject = function(opt_includeInstance) {
return proto.Ping.toObject(opt_includeInstance, this);
};
/**
* Static version of the {@see toObject} method.
* @param {boolean|undefined} includeInstance Whether to include the JSPB
* instance for transitional soy proto support:
* http://goto/soy-param-migration
* @param {!proto.Ping} msg The msg instance to transform.
* @return {!Object}
* @suppress {unusedLocalVariables} f is only used for nested messages
*/
proto.Ping.toObject = function(includeInstance, msg) {
var f, obj = {
};
if (includeInstance) {
obj.$jspbMessageInstance = msg;
}
return obj;
};
}
/**
* Deserializes binary data (in protobuf wire format).
* @param {jspb.ByteSource} bytes The bytes to deserialize.
* @return {!proto.Ping}
*/
proto.Ping.deserializeBinary = function(bytes) {
var reader = new jspb.BinaryReader(bytes);
var msg = new proto.Ping;
return proto.Ping.deserializeBinaryFromReader(msg, reader);
};
/**
* Deserializes binary data (in protobuf wire format) from the
* given reader into the given message object.
* @param {!proto.Ping} msg The message object to deserialize into.
* @param {!jspb.BinaryReader} reader The BinaryReader to use.
* @return {!proto.Ping}
*/
proto.Ping.deserializeBinaryFromReader = function(msg, reader) {
while (reader.nextField()) {
if (reader.isEndGroup()) {
break;
}
var field = reader.getFieldNumber();
switch (field) {
default:
reader.skipField();
break;
}
}
return msg;
};
/**
* Serializes the message to binary data (in protobuf wire format).
* @return {!Uint8Array}
*/
proto.Ping.prototype.serializeBinary = function() {
var writer = new jspb.BinaryWriter();
proto.Ping.serializeBinaryToWriter(this, writer);
return writer.getResultBuffer();
};
/**
* Serializes the given message to binary data (in protobuf wire
* format), writing to the given BinaryWriter.
* @param {!proto.Ping} message
* @param {!jspb.BinaryWriter} writer
* @suppress {unusedLocalVariables} f is only used for nested messages
*/
proto.Ping.serializeBinaryToWriter = function(message, writer) {
var f = undefined;
};
/**
* Generated by JsPbCodeGenerator.
* @param {Array=} opt_data Optional initial data array, typically from a
* server response, or constructed directly in Javascript. The array is used
* in place and becomes part of the constructed object. It is not cloned.
* If no data is provided, the constructed object will be empty, but still
* valid.
* @extends {jspb.Message}
* @constructor
*/
proto.Pong = function(opt_data) {
jspb.Message.initialize(this, opt_data, 0, -1, null, null);
};
goog.inherits(proto.Pong, jspb.Message);
if (goog.DEBUG && !COMPILED) {
proto.Pong.displayName = 'proto.Pong';
}
if (jspb.Message.GENERATE_TO_OBJECT) {
/**
* Creates an object representation of this proto suitable for use in Soy templates.
* Field names that are reserved in JavaScript and will be renamed to pb_name.
* To access a reserved field use, foo.pb_<name>, eg, foo.pb_default.
* For the list of reserved names please see:
* com.google.apps.jspb.JsClassTemplate.JS_RESERVED_WORDS.
* @param {boolean=} opt_includeInstance Whether to include the JSPB instance
* for transitional soy proto support: http://goto/soy-param-migration
* @return {!Object}
*/
proto.Pong.prototype.toObject = function(opt_includeInstance) {
return proto.Pong.toObject(opt_includeInstance, this);
};
/**
* Static version of the {@see toObject} method.
* @param {boolean|undefined} includeInstance Whether to include the JSPB
* instance for transitional soy proto support:
* http://goto/soy-param-migration
* @param {!proto.Pong} msg The msg instance to transform.
* @return {!Object}
* @suppress {unusedLocalVariables} f is only used for nested messages
*/
proto.Pong.toObject = function(includeInstance, msg) {
var f, obj = {
};
if (includeInstance) {
obj.$jspbMessageInstance = msg;
}
return obj;
};
}
/**
* Deserializes binary data (in protobuf wire format).
* @param {jspb.ByteSource} bytes The bytes to deserialize.
* @return {!proto.Pong}
*/
proto.Pong.deserializeBinary = function(bytes) {
var reader = new jspb.BinaryReader(bytes);
var msg = new proto.Pong;
return proto.Pong.deserializeBinaryFromReader(msg, reader);
};
/**
* Deserializes binary data (in protobuf wire format) from the
* given reader into the given message object.
* @param {!proto.Pong} msg The message object to deserialize into.
* @param {!jspb.BinaryReader} reader The BinaryReader to use.
* @return {!proto.Pong}
*/
proto.Pong.deserializeBinaryFromReader = function(msg, reader) {
while (reader.nextField()) {
if (reader.isEndGroup()) {
break;
}
var field = reader.getFieldNumber();
switch (field) {
default:
reader.skipField();
break;
}
}
return msg;
};
/**
* Serializes the message to binary data (in protobuf wire format).
* @return {!Uint8Array}
*/
proto.Pong.prototype.serializeBinary = function() {
var writer = new jspb.BinaryWriter();
proto.Pong.serializeBinaryToWriter(this, writer);
return writer.getResultBuffer();
};
/**
* Serializes the given message to binary data (in protobuf wire
* format), writing to the given BinaryWriter.
* @param {!proto.Pong} message
* @param {!jspb.BinaryWriter} writer
* @suppress {unusedLocalVariables} f is only used for nested messages
*/
proto.Pong.serializeBinaryToWriter = function(message, writer) {
var f = undefined;
};
goog.object.extend(exports, proto); goog.object.extend(exports, proto);