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@nclabs/rpc-config
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Utilitário NestJS para configuração de rotas e cache em microserviços. Utilido especificamente para projetos nclabs
Utilitário para configuração de rotas e cache em microserviços. Utilido especificamente para projetos nclabs
npm i @nclabs/rpc-config
# Environment variables
...
# Quando compartilhar o mesmo .env, indicar o nome do serviço no
# docker compose para idenficar o serviço correto
SERVICE_NAME=<service_name>
# ##################################################################### #
# REDIS #
# ##################################################################### #
REDIS_HOST=<host>
REDIS_PORT=<port>
REDIS_PASSWORD=<password>
REDIS_DB=0
REDIS_CACHE_DB=0
...
// app.module.ts
import { Module } from '@nestjs/common';
import { AppController } from './app.controller';
import { AppService } from './app.service';
import { RpcConfigModule } from '@nclabs/rpc-config';
import { APP_INTERCEPTOR } from '@nestjs/core';
import { CacherInterceptor } from '@nclabs/rpc-config';
@Module({
imports: [
...
RpcConfigModule.forRoot({
// Opcional - Pode ser omitido quando não for utilizar o cache
cache: {
prefix: process.env.CACHE_PREFIX,
ttl: parseInt(process.env.CACHE_TTL, 10),
logCacheHit: process.env.CACHE_HIT_LOG === 'true',
},
}),
...
],
controllers: [AppController],
providers: [
AppService,
// Opcional - Pode ser omitido quando não for utilizar o cache
{
provide: APP_INTERCEPTOR,
useClass: CacherInterceptor,
},
],
})
export class AppModule {}
// app.controller.ts
import { Action, Event, Rest } from '@nclabs/rpc-config';
@Controller()
export class AppController {
...
/**
*
* REST
*
* Permite que o metodo seja requisitado pela api-gateway.
*
* Na configuração abaixo as rotas GET e POST são permitidas na url:
*
* <base_url>/user-credential/:id
*
* * base_url: http://<host>:<api_port>/<api_prefix>
*
*/
@Rest({
rest: {
methods: ['GET', 'POST'],
path: '/user-credential/:id',
},
cache: {
keys: ['#headers.authorization', "#params.username"],
ttl: 1200, // 20 minutes
},
})
userCredential(@Payload() params: { username: string }): Observable<UserCredential> {
return this.appService.getUserCredential();
}
...
/**
*
* RPC ACTION
*
* Permite que o metodo seja requisitado através de um RPC client.
*
* * Mais informações em:
* https://docs.nestjs.com/microservices/basics#sending-messages
*
*/
@Action({
name: 'get-user-credential',
cache: {
keys: ['#params.apiKey'],
},
})
getTokenFromKey(@Payload() params: { apiKey: string }): Obserable<UserCredential> {
console.log('params', params);
return this.appService.getUserCredential();
}
...
/**
*
* RPC EVENT
*
*
* Permite que o envio de um evento para o método através de um RPC client.
*
* * Mais informações em:
* https://docs.nestjs.com/microservices/basics#publishing-events
*/
@Event({
name: 'user-changed',
})
eventTeste(@Payload() params: UserPayload /* @Ctx() context: NatsContext */): void {
// do something
return;
}
...
}
FAQs
Utilitário NestJS para configuração de rotas e cache em microserviços. Utilido especificamente para projetos nclabs
The npm package @nclabs/rpc-config receives a total of 0 weekly downloads. As such, @nclabs/rpc-config popularity was classified as not popular.
We found that @nclabs/rpc-config demonstrated a healthy version release cadence and project activity because the last version was released less than a year ago. It has 0 open source maintainers collaborating on the project.
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