Published inDevOps.dev·May 12Setup MySQL Master-Slave Replication Using MySQL 8 on RHEL 8MySQL master-slave replication is a process that allows data from a single MySQL database to be replicated to multiple MySQL servers, referred to as slaves. This allows for load balancing, backup, and redundancy of the database. In a typical MySQL replication setup, one server is designated as the master, which…MySQL4 min readMySQL4 min read
Aug 7, 2022Let’s prepare for GKE cluster versions >= 1.19Google cloud has taken two significant changes in the GKE cluster version from 1.18 to 1.19 that we need to pay more attention to. 1. Google Kubernetes Engine doesn’t support the basic authentication for accessing the Kubernetes APIs. 2. Kubernetes controller manager image change from Debian to distroless. Considering the…Kubernetes3 min readKubernetes3 min read
Published inJavarevisited·Sep 7, 2021High Performance Logging — JavaLogging is an essential principle in the software when architecting and designing the development. Because logging directly affects the application performance. If we do not do meaningful and understandable logging in our application, troubleshooting in the production application is a nightmare. We need to know what we need to log…Java3 min readJava3 min read
Dec 26, 2020Builder Pattern with Java LombokMost developers use the builder pattern to reduce the complexity of creating complex objects by giving the step by step approach. The builder pattern reduces the boilerplate codes in your program. What are the problems we are going to solve from the builder pattern? If we have several parameters on…Java4 min readJava4 min read
Oct 24, 2020How to Resolve Docker Local MySQL “Warning: Error in connection_create: Failed to connect” IssueMost of the developers building the docker images to reduce the setup time for development testing environment. Developer’s use the production equal docker container to do the testing for a developed product. Also, it enables better continuous integration and continuous deployment strategies. As a development testing setups, most of the…Docker2 min readDocker2 min read
Jun 6, 2020Building CI/CD Pipeline without JenkinsIn this blog, I'm talking about the building a CI/CD pipeline without using the Jenkins server. We can build the CI/CD pipeline using the GitHub and the Docker Hub. Below image shows that the CI/CD flow with the integration of GitHub, Docker Hub and on-premise server. Prerequisites GitHub account (https://github.com) Docker…Ci Cd Pipeline4 min readCi Cd Pipeline4 min read
Aug 20, 2019Calling Lambda Functions Through AWS API GatewayRead my article — https://dzone.com/articles/calling-lambda-function-through-aws-api-gatewayAWS1 min readAWS1 min read
Sep 19, 2018Monolithic to MicroservicesRead my article — https://dzone.com/articles/monolithic-to-microservicesMicroservices1 min readMicroservices1 min read
Apr 14, 2018Basic concept of MessagingMessaging is a technique that enables high-speed, asynchronous, program to program communication with reliable transmission. In the computer programs communicate by sending the data packets to define destinations, are called messages. Logical pathways that connect the programs and convey messages are called Channel. A program that sends a message by…Messaging4 min readMessaging4 min read
Jan 1, 2018Solutions for Common Vulnerabilities in WSO2 ProductsVulnerable Javascript library Most of these kinds of vulnerabilities identified as false positive cases, thus some of those vulnerabilities will be ignored. JQuery AJAX get operations is not used in products to call external untrusted sources. API invocations and actions performed through AJAX operations will be based on trusted endpoints and direct user…Wso23 min readWso23 min read
