@opengis/fastify-table/dist/server/plugins/redis/funcs/getRedis.js

core-plugins

import { Redis } from "ioredis";
import config from "../../../../config.js";
import logger from "../../logger/getLogger.js";
import redisClients from "./redisClients.js";
config.ready = config.ready || {};
function getRedis({ db, host, port, closeClient = false, retryStrategy = (times) => Math.min(times * 500, 5000), enableOfflineQueue = true, lazyConnect = true, connectTimeout = 2000, maxRetriesPerRequest = 1, } = { db: 0 }) {
    if (!config.redis && !host)
        return null;
    const key = host || port ? [host, port, db].join("-") : db;
    // try to reconnect after connection error / disconnect
    if (redisClients[key]?.status === "end" &&
        typeof redisClients[key].connect === "function") {
        redisClients[key].connect();
    }
    if (redisClients[key]) {
        return redisClients[key];
    }
    const redisConfig = {
        db,
        prefix: `${config.pg?.database || "db"}:`,
        host: host || config.redis?.host || "127.0.0.1",
        port: port || config.redis?.port || 6379, // Redis port
        family: 4, // 4 (IPv4) or 6 (IPv6)
        closeClient,
        retryStrategy,
        enableOfflineQueue,
        lazyConnect,
        connectTimeout,
        maxRetriesPerRequest,
    };
    redisClients[key] = new Redis(redisConfig);
    redisClients[key].on("ready", () => {
        config.ready[`redis:${key}`] = true;
    });
    redisClients[key].on("error", (err) => {
        console.warn("⚠️ Ignored redis error:", err.message);
        logger.file("redis", { error: err.toString() });
    });
    console.log("redis connected", db, host, port);
    return redisClients[key];
}
export default getRedis;