io-syncify/src/RedisMessageSender.ts

跨进程、跨服务器之间通信同步化

import * as IORedis from "ioredis";

import {Message} from "./Message";
import {MessageSender} from "./MessageSender";

/**
 * Redis消息发送器
 */
export class RedisMessageSender implements MessageSender {
    /**
     * 消息发布客户端
     * @private
     */
    private message_pub_client: IORedis.Redis;
    /**
     * 消息发布通道
     * @private
     */
    private readonly message_pub_channel: string;

    /**
     *
     * @param {string} message_pub_channel 消息发布通道
     * @param {IORedis.RedisOptions} options redis 选项
     */
    constructor(message_pub_channel: string, options: IORedis.RedisOptions) {
        this.message_pub_channel = message_pub_channel;
        this.message_pub_client = new IORedis(options);
    }

    /**
     * 发送消息
     * @param {Message} message
     */
    send(message: Message) {
        this.message_pub_client.publish(this.message_pub_channel, message.toJsonArrayString())
            .catch(reason => {
                console.log(reason);
            });
    }
}