When I was writing the base code in Spring boot for my RESTifying the ZFS APIs project, I was looking for some way of throwing the exception to the user with HTTP error code. I found a way to handle it by using ResponseStatusExceptionResolver. ResponseStatusExceptionResolver is introduced with Spring 3, and Its main responsibility is…
I am working on a new hobby project RESTifying the ZFS APIs, Earlier I was using play framework for my REST projects, now started using SpringBoot While RESTifying the ZFS API one of the API formats is like / will give all the pool name and volumes, /poolname will give all the pool name and…
In this post, we will see how to install ZFS on Ubuntu and present a ZVOL through iSCSI protocol to a Windows Machine for SQL Database First I created a Linux Ubuntu x64 Virtual Machine and installed the Ubuntu 18.04 Server using the server iso file available in the Ubuntu website After installing the Ubuntu,…
I have good hands-on building REST services using Java Play Framework / Spring Boot / Spark We build multiple microservices most of them are client-server architecture and in these scenarios apart from gRPC we use REST services for the microservice communications If you ask me do we need all 70 Status provided by HTTP standards,…
In this post will see how to secure the REST API using Basic Authentication with Spring security features. In this example, we will be using Spring boot to avoid basic configuration I will describe only the security part of Spring REST and how to test with Postman Basic Authentication in REST API Basic authentification is…
I have created my own annotation with default values set overriding the existing defaults In request parameters @RequestParam you can set the required parameters, I am implementing the Get Users and Get User by Name APIs Legacy way of implementing Instead of duplicating the APIs and overloading the method we can use the Java 8…
If you have a large datacenter having too many VMs, you may find it difficult to filter the VMs, using the super powerful tool vSphere PowerCLI you can get the VM with filters To get the VM where the tool is not installed, run the below script after connecting with VI-Server
Recently we faced an issue in our product Nimesa Cloud Data protection, our QA Director raised a bug that Nimesa is listing two networks during Virtual Machine clone but while editing the VM in vSphere web client he was getting only one network. When I checked in the vSphere web client I can see one…
Removing the old snapshots of the Virtual Machine is one of the easiest ways that a virtualization administrator can reclaim storage capacity in their environment. Unlike reclaiming other resources like CPU or Memory, deleting old snapshots doesn’t require downtime. Now, many of us are guilty of having snapshots that are months old, and sometimes for…