cluster: use Map to track round robin workers

PR-URL: https://github.com/nodejs/node/pull/23125
Reviewed-By: Gus Caplan <me@gus.host>
Reviewed-By: Michaël Zasso <targos@protonmail.com>
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Trivikram Kamat <trivikr.dev@gmail.com>
Reviewed-By: Denys Otrishko <shishugi@gmail.com>
This commit is contained in:
cjihrig 2018-09-27 09:49:38 -04:00
parent 97dad7e33b
commit 6654c59452
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@ -2,7 +2,6 @@
const assert = require('assert');
const net = require('net');
const { sendHelper } = require('internal/cluster/utils');
const getOwnPropertyNames = Object.getOwnPropertyNames;
const { internalBinding } = require('internal/bootstrap/loaders');
const uv = internalBinding('uv');
@ -10,7 +9,7 @@ module.exports = RoundRobinHandle;
function RoundRobinHandle(key, address, port, addressType, fd) {
this.key = key;
this.all = {};
this.all = new Map();
this.free = [];
this.handles = [];
this.handle = null;
@ -32,8 +31,8 @@ function RoundRobinHandle(key, address, port, addressType, fd) {
}
RoundRobinHandle.prototype.add = function(worker, send) {
assert(worker.id in this.all === false);
this.all[worker.id] = worker;
assert(this.all.has(worker.id) === false);
this.all.set(worker.id, worker);
const done = () => {
if (this.handle.getsockname) {
@ -62,16 +61,17 @@ RoundRobinHandle.prototype.add = function(worker, send) {
};
RoundRobinHandle.prototype.remove = function(worker) {
if (worker.id in this.all === false)
const existed = this.all.delete(worker.id);
if (!existed)
return false;
delete this.all[worker.id];
const index = this.free.indexOf(worker);
if (index !== -1)
this.free.splice(index, 1);
if (getOwnPropertyNames(this.all).length !== 0)
if (this.all.size !== 0)
return false;
for (var handle; handle = this.handles.shift(); handle.close())
@ -91,7 +91,7 @@ RoundRobinHandle.prototype.distribute = function(err, handle) {
};
RoundRobinHandle.prototype.handoff = function(worker) {
if (worker.id in this.all === false) {
if (this.all.has(worker.id) === false) {
return; // Worker is closing (or has closed) the server.
}