DevOps
If you are in an IT Operation role, you may have the responsibility to provision and maintain IT infrastructure. When it comes to DevOps/Cloud/SRE/Platform role, you mainly have to deal with public/private cloud infrastructure. For an example, Your organization use AWS for infra. Your development team
Cloud
Cloud
Recently, I was assigned to a task where we need to setup an Active-Passive failover setup for an internal application. This application is a part of one of our main applications and only has an internal endpoint. The setup is simple as it looks. We have two Auto scaling
Cloud
Cloud
Everything was planned for the migration, and the first task was to copy the existing AMI of one of the components to the destination AWS account. I was following the documentation, but we hit a wall. AMI snapshot was encrypted with a AWS managed key! So that means we can&
Cloud
In one of our customer environments, IP whitelisting was configured correctly. NGINX ingress annotations were right. CIDR blocks were right. And it still wasn't working - every request was denied, even the requests from whitelisted CIDR ranges. Three hours later, we found the problem, and it had nothing to