Category "microservices"

Is rate limiting between different API endpoints of the same service synchronized or separate?

I want to learn the best behavior for implementing a rate limiter. Say I have serviceA and serviceB where serviceA calls API_1 and API_2 in serviceB. Say that s

Zuul multiple wildcards and nested routes

Using Zuul (version 1.3.1) I want to have the following routes config: zuul: routes: serviceA: path: /us/*/a/** serviceId:

How to subscribe AWS Lambda to Salesforce Platform Events

We want to integrate Salesforce into out Micro Service Structure in AWS. There is a article about this here So we want to subscribe lambda to certain platform

org.springframework.web.client.ResourceAccessException: I/O error on GET request for in Microservices

I am developing microservices code from the link : https://github.com/sivaprasadreddy/spring-boot-microservices-series. In this code base, I was successfully ab

Microservice architecture Database rollback

I am having a microserice architecture with multiple services, each containing their own Database, and a Gateway which is considered as the business logic. Gat

What are the advantages of API contracts being consumer driven vs provider driven?

I often read about establishing API contracts, but I'm not sure why it's usually recommended to be consumer driven? Can someone explain what are the advantages/

Using eShopOnContainers .NET microservices architecture - Use AD B2C instead of IdentityServer4 for microservice authentication

I have downloaded eShopOnContainers that is a .NET Microservices Sample Reference Application for microservices architecture and Docker containers. https://gith

NestJS tcp microservice load balance

I have a nestjs app as follows: Gateway - HTTP Microservice1 - TCP (ms1) Microservice2 - TCP (ms2) Gateway calling ms1 and ms2. ms1 and ms2 are the same duplica

How to start single Spring Boot Microservice on Multiple Ports in STS/eclipse? [closed]

How to start single Spring Boot Microservice on Multiple Ports in STS/eclipse ? Means one app is running on 8080 port. So how we can run the

How are Moleculer transporters are different from http request calls?

I am implementing microservices architecture, there I learned a new topic "Transporter" which is used for the communication between different services. But the

Multiple gateways possible and how to create gateway with frontend only in JHipster?

I am developing 3 Microservices: admin facing web app gateway for user management (admin.com) using mysql public facing web app gateway containing only vuejs fr

Where do load balancers sit in microservice architecture?

I'm planning on creating a brand new backend with microservices. I've been looking into infrastructure and I'm unsure as to where load balancers come in. Does t

Maven toolchain and heroku/cloud deployment

This is going to be a broad topic so please bear with me. So I build a microservices app started as a hobby and now in the few months I put into it I made somet

How to solve the data loss issue in Event Emitters in NodeJS? MicroServices

Below code is just for testing purpose , if it works then i want to implement the same in real project with microservices. I have 4 microservices in one server.

Saga Choreography implementation problems

I am designing and developing a microservice platform based on the specifications of http://microservices.io/ The entire framework integrates through socket th

How to query data from different types of databases in a microservice based architecture?

We are a using a micro-service based pattern for our project where we have Users and their Orders. Users personal information (name, email, mobile) is stored in

Rabbitmq Sending message to only one service

I am building my application on a microservice model. Lets says There is one database on server D1 There is a user service hosted on server U1 There is a notifi

Legacy VC++, Com based Desktop application to Modern web with microservices

I am in the process of moving my existing desktop application to web. The GUI is developed using MFC/VC++ and the buisness logic is written in COM enabled VC++

internal communication Microservices through API Gateway

In a microservice architecture, there is a common pattern called API Gateway. I know that all communication from outside the API Gateway is used as a single e

com.netflix.client.ClientException: Load balancer does not have available server for client: account-service

I am getting the below error when http://localhost:6161/customer/1001 calling the URL. I've taken a reference from the link: https://github.com/PacktPublishing