| System: Linux srv913213 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 UTC 2026 x86_64 Current Path : /var/www/talentgenesis_admin_backend/node_modules/@nestjs/microservices/client/ |
| Current File : /var/www/talentgenesis_admin_backend/node_modules/@nestjs/microservices/client/client-redis.js |
"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.ClientRedis = void 0;
const logger_service_1 = require("@nestjs/common/services/logger.service");
const load_package_util_1 = require("@nestjs/common/utils/load-package.util");
const constants_1 = require("../constants");
const client_proxy_1 = require("./client-proxy");
let redisPackage = {};
/**
* @publicApi
*/
class ClientRedis extends client_proxy_1.ClientProxy {
constructor(options) {
super();
this.options = options;
this.logger = new logger_service_1.Logger(client_proxy_1.ClientProxy.name);
this.subscriptionsCount = new Map();
this.isExplicitlyTerminated = false;
redisPackage = (0, load_package_util_1.loadPackage)('ioredis', ClientRedis.name, () => require('ioredis'));
this.initializeSerializer(options);
this.initializeDeserializer(options);
}
getRequestPattern(pattern) {
return pattern;
}
getReplyPattern(pattern) {
return `${pattern}.reply`;
}
close() {
this.pubClient && this.pubClient.quit();
this.subClient && this.subClient.quit();
this.pubClient = this.subClient = null;
this.isExplicitlyTerminated = true;
}
async connect() {
if (this.pubClient && this.subClient) {
return this.connection;
}
this.pubClient = this.createClient();
this.subClient = this.createClient();
this.handleError(this.pubClient);
this.handleError(this.subClient);
this.connection = Promise.all([
this.subClient.connect(),
this.pubClient.connect(),
]);
await this.connection;
this.subClient.on(constants_1.MESSAGE_EVENT, this.createResponseCallback());
return this.connection;
}
createClient() {
return new redisPackage({
host: constants_1.REDIS_DEFAULT_HOST,
port: constants_1.REDIS_DEFAULT_PORT,
...this.getClientOptions(),
lazyConnect: true,
});
}
handleError(client) {
client.addListener(constants_1.ERROR_EVENT, (err) => this.logger.error(err));
}
getClientOptions() {
const retryStrategy = (times) => this.createRetryStrategy(times);
return {
...(this.options || {}),
retryStrategy,
};
}
createRetryStrategy(times) {
if (this.isExplicitlyTerminated) {
return undefined;
}
if (!this.getOptionsProp(this.options, 'retryAttempts') ||
times > this.getOptionsProp(this.options, 'retryAttempts')) {
this.logger.error('Retry time exhausted');
return;
}
return this.getOptionsProp(this.options, 'retryDelay') || 0;
}
createResponseCallback() {
return async (channel, buffer) => {
const packet = JSON.parse(buffer);
const { err, response, isDisposed, id } = await this.deserializer.deserialize(packet);
const callback = this.routingMap.get(id);
if (!callback) {
return;
}
if (isDisposed || err) {
return callback({
err,
response,
isDisposed: true,
});
}
callback({
err,
response,
});
};
}
publish(partialPacket, callback) {
try {
const packet = this.assignPacketId(partialPacket);
const pattern = this.normalizePattern(partialPacket.pattern);
const serializedPacket = this.serializer.serialize(packet);
const responseChannel = this.getReplyPattern(pattern);
let subscriptionsCount = this.subscriptionsCount.get(responseChannel) || 0;
const publishPacket = () => {
subscriptionsCount = this.subscriptionsCount.get(responseChannel) || 0;
this.subscriptionsCount.set(responseChannel, subscriptionsCount + 1);
this.routingMap.set(packet.id, callback);
this.pubClient.publish(this.getRequestPattern(pattern), JSON.stringify(serializedPacket));
};
if (subscriptionsCount <= 0) {
this.subClient.subscribe(responseChannel, (err) => !err && publishPacket());
}
else {
publishPacket();
}
return () => {
this.unsubscribeFromChannel(responseChannel);
this.routingMap.delete(packet.id);
};
}
catch (err) {
callback({ err });
}
}
dispatchEvent(packet) {
const pattern = this.normalizePattern(packet.pattern);
const serializedPacket = this.serializer.serialize(packet);
return new Promise((resolve, reject) => this.pubClient.publish(pattern, JSON.stringify(serializedPacket), err => err ? reject(err) : resolve()));
}
unsubscribeFromChannel(channel) {
const subscriptionCount = this.subscriptionsCount.get(channel);
this.subscriptionsCount.set(channel, subscriptionCount - 1);
if (subscriptionCount - 1 <= 0) {
this.subClient.unsubscribe(channel);
}
}
}
exports.ClientRedis = ClientRedis;