Author: Lokesh Aggarwal

Bulkhead with Resilience4j

Reading Time: 3 minutes Resilience4j is a lightweight fault tolerance library, inspired by netflix Hystrix. It is kind of replacement of Hystrix because Hystrix is not in active development, instead in maintenance mode. It means they won’t review issue, merge pull requests and release new versions.

Deploy a Microservice into Istio service mesh

Reading Time: 3 minutes Service mesh is a dedicated infrastructure layer for handling service to service communication.
Basically, it’s a way to control how different micro services deployed on kubernetes will manage secure communication and traffic between them with lot’s of cross-cutting concerns like logging, security, etc.

Authorization using Bundle-API in OPA

Reading Time: 3 minutes In the previous blogs (Policy Enforcement using OPA and Go Through with Rego components), we have understood that what is OPA, how it works and the different components of rego so In this blog, we are going to understand what is bundle-API, how we can integrate with OPA and how to inject OPA policy and data at a dynamic time on the cluster with bundle-API. Continue Reading

Go Through with Rego components

Reading Time: 3 minutes In this blog, we’ll understand Rego that uses for declaring policy in OPA(open policy Agent). Rego is a declarative logic programming language, not a programming language. We can get content based on the policy defined by Rego as it’s declarative nature it has many benefits than the imperative language.

Policy Enforcement using OPA

Reading Time: 3 minutes Hi Guys, In this blog we are going to explore OPA and will run the sample policy on OPA server.The OPA(Open Policy Agent) is an open source, general-purpose policy engine that unifies policy enforcement across the stack. OPA provides declarative language Rego which let us write policy for decision making of micro services. We use OPA for enforcing policies in microservices, kubernetes, API gateways etc.Basically, Continue Reading