There are two types of static IPs, public and private IP addresses. We all know the public IP Docker mapping by now, using Nginx and port mapping. Today we are going to see how can we assign a private IP address to a Docker container.

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Previously I covered the Nomad installation on the most frequently used Linux distros: Amazon Linux 2 Debian RHEL

Popular as it is, Infrastructure as Code also known as IaC, is a practice and process of managing and deploying infrastructure through code. Now, we got the flexibility to choose from variaty of IaC and SDK tools for infrastrucure cloud provisioning. Some…

While troubleshooting the ECS cluster you may notice some of the EC2 instances are unhealthy due to some stuck processes. Here I’m going to show how to drain an ECS instance by replicating it with a new one. Follow these steps when the ECS instance is unhealthy…

Last week I wrote about the different Ways to Provision Infrastructure on AWS, and as you might expect I’m doing another one, but this time it’s all Azure.

VSCode is considered as one of the most used code editors nowadays. In this brief tutorial, I will show you how to install it on macOS using Homebrew.

Seemingly some enterprise monitoring solutions look that they can be suitable for your infrastructure but afterwards it shows up that your expectations are not satisfied. There are a lot of online monitoring tools that are just a waste of money. Rather than…

In order to update and see changes made in the shell environment, most of the time reload is required. So, instead of restarting the machine and wasting a lot of time, a simple command will reload the bash, zsh, ksh or whatever shell you are using.

For those who might be questioning, mtime or short for modified timestamp, is a Linux file timestamp which usually goes hand in hand with the find command in the most common scenarios, including finding and removing files or backups older then n days. At…

Using AWS amazon linux 2 template for your EC2 instance is always a preferred way as an AWS-optimized and proprietary template. So if your web application requires an SSL/TLS certificate you can use the AWS certificate manager or the easiest and the quickest…

There are a lot of ways to generate random passwords, starting from simple password generator sites found online to the most advanced password management solutions. Today’s topic will be focused on creating passwords from the CLI using quick and simple methods.

The general idea for communication between microservices (whatever is HTTP, message or event-driven communication) is related to certain protocols and ports on which each microservice listens for incoming requests. Since Docker is the most popular choice…

Refreshing Terraform state is done by adding the -refresh-only flag (since terraform refresh is depricated) when running plan and apply operations. To start off, what does it mean and why are you getting stdout messsages telling you to add the -refresh-only…

There are a lot of open forums and discussions due to the Log4j zero-day flaw these days. Log4j is an open-source java-based library developed by Apache Software Foundation and it’s used for logging error messages. CVE-2021-44228 announced that there is a…

This might be a really weird or edge case scenario, but what If we need to access host service(s) from inside a Docker container. For instance, we already have configured and running a service on the dev host machine and kinda lazy to dockerize it.

As the Apache Log4j vulnerability is growing massively and its spread all over the internet a lot of worldwide companies are affected mostly on their Java-based applications. Elasticsearch among the others is highly affected by Log4j, the impact is still…

Docker Hub already announced public Log4jShell detection which is now live on Docker Official Images. But for those of you who are still using some of the old or custom images, there is a way to scan your Docker Images for Apache Log4j2 vulnerability. Let’s…

Working as a cloud engineer you may ask yourself, is it possible to create a CNAME record for your root domain? The answer will be no for most of the hosting providers but that’s not the case for Cloudflare. Cloudflare figured out that working on cloud, you…