This article is about to demonstrate the technique I use for the web application to retrieve the documents stored on Goolge Drive and make them publicly downloadable by web users. My technique is not to make the web application to talk to Google Drive directly because it seems to be…

This article is about to demonstrate how we fork a geoip-attack-map opensource project from this MatthewClarkMay/geoip-attack-map GitHub repository and containerize it to make it deployable on Kubernetes. The geoip-attack-map is the project to real-time visualize the cyber security attack on the world map, please take a look this link for…

This article is about to demonstrate how we use Terraform and Terragrunt to provision the Rancher Kubernetes Engine (RKE) cluster on the GCP infrastructure. …

In this article we will see how we can provision GCP services by using Terraform, starting from creating the service account, creating VPC and subnet, creating Cloud NAT, configuring firewall rules and creating an example GCE instance. We will see how we can structure our Terraform codes into several folders…

Last week I got the request from Data Engineers in my company that they need a platform they can use to run the ETL codes for their data analytic missions. After the brainstorms, we agreed to use Apache Airflow for many reasons that I will not explain here. …

In this article we will demonstrate how we store our credentials in the Secrets Manager and automatically retrieve them for creating Kubernetes Secrets. The External Secrets is the tool that we will use in this article. Several times as a DevOps, I discover that the applications that we deployed to…

In this article we will create Let’s Encrypt certificate (CA certificate) and deploy it to GCP HTTPS load balancer. We will install cert-manager on the Google Kubernetes Engine (GKE) and use it to request Let’s Encrypt in order to issue the certificate for us. Once we get the Let’s Encrypt…

Loki is a log aggregation system designed to store and query logs from all applications. In this article we will use Google Cloud Storage (GCS) as the storage of Loki and the Loki itself will be deployed on Google Kubernetes Engine (GKE). Introduction This is one another requirement that I got…

Cortex is the tool that we can store Prometheus metrics from many sources in a single place. In this article we will use Google Cloud Storage (GCS) as the storage of Cortex and will deploy it on Google Kubernetes Engine (GKE). Introduction Last week I got the requirements from the customer…