Category Archives: Virtualization

In computing, virtualization refers to the act of creating a virtual version of something, including virtual computer hardware platforms, storage devices, and computer network resources.

Jenkins: Docker Compose deployment from Ansible with ECR authentication
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26 September 2019

In addition to the AWS: create an Elastic Container Registry and Jenkins deploy job post – the next part, where we will create a new Jenkins job to deploy a Docker Compose file to run our Docker image. Docker Compose file will be updated by an Ansible role called docker-deploy, which will set the desired… Read More: Jenkins: Docker Compose deployment from Ansible with ECR authentication0 (0) »

AWS: create an Elastic Container Registry and Jenkins deploy job
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23 September 2019

The task is to create an AWS ECR repository and add a Jenkins job to build and deploy Docker images to this repository. See the next part – Jenkins: Docker Compose deployment from Ansible with ECR authentication. AWS ECR Go to the ECR, click Get Started, set a new repository name: Lave Mutable, so you’ll be… Read More: AWS: create an Elastic Container Registry and Jenkins deploy job0… »

CloudFlare: CDN configuration for AWS S3 website hosting
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20 September 2019

Need to create a static website hosting using AWS S3 and attach CloudFlare CDN to it. AWS S3 bucket Create a new bucket for your website with the same name as it will be used for your site, in this case, it will be cdn.example.com: Go to the Properties and enable website hosting: Go to… Read More: CloudFlare: CDN configuration for AWS S3 website hosting0 (0) »

Kubernetes: part 4 – AWS EKS authentification, aws-iam-authenticator and AWS IAM
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3 September 2019

Let’s proceed with our AWS Elastic Kubernetes Service, EKS. Previous parts: Kubernetes: part 1 – architecture and main components overview Kubernetes: part 2 – a cluster set up on AWS with AWS cloud-provider and AWS LoadBalancer Kubernetes: part 3 – AWS EKS overview and manual EKS cluster set up. In the previous – Kubernetes: part… Read More: Kubernetes: part 4 – AWS EKS authentification, aws-iam-authenticator and AWS… »

AWS: CloudCraft – an existing infrastructure’s map generator
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21 August 2019

I’m using CloudCraft service for a while – really handy. A couple of days ago I got a full subscription with all its features (first two weeks are free, by the way) among which I’d like to try an ability to create a map of an existing AWS account with all its resources and their… Read More: AWS: CloudCraft – an existing infrastructure’s map generator0 (0) »

Docker: Compose shared networks
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20 August 2019

We have a Docker Compose stack with Jenkins, SonarQube, and PostgresSQL, check the SonarQube: running tests from Jenkins Pipeline in Docker post. The problem is that they are described in the same Docker Compose file and are restarted by the same systemd file (check the Linux: systemd сервис для Docker Compose post, Rus) Thus, if… Read More: Docker: Compose shared networks0 (0) »

Kubernetes: part 3 – AWS EKS overview and manual EKS cluster set up
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15 August 2019

Let’s proceed with our Kubernetes journey. Previous parts: Kubernetes: part 1 – architecture and main components overview Kubernetes: part 2 – a cluster set up on AWS with AWS cloud-provider and AWS LoadBalancer In this part we will start working with AWS Elastic Kuberneters Service (EKS) – its short overview, then will create Kubernetes Control… Read More: Kubernetes: part 3 – AWS EKS overview and manual EKS… »

Kubernetes: part 2 – a cluster set up on AWS with AWS cloud-provider and AWS LoadBalancer
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10 August 2019

In the first part – Kubernetes: part 1 – architecture and main components overview – we did a quick glance about Kubernetes. Also, check the third part – Kubernetes: part 3 – AWS EKS overview and manual EKS cluster set up. The next thing I’d like to play with is to manually create a cluster… Read More: Kubernetes: part 2 – a cluster set up on AWS… »

AWS RDS: “SQLSTATE[22001] – Data too long for column” using MariaDB 10.2
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8 August 2019

We have a PHP-application with the AWS RDS MariaDB as a backend. On the previously used 10.0 version all was good, but right after we upgraded to the MariaDB 10.2 – got errors during tests: PDOException: SQLSTATE[22001]: String data, right truncated: 1406 Data too long for column ‘name’ at row 1 in /data/projects/projectname/vendor/yiisoft/yii2/db/Command.php:1290 The first… Read More: AWS RDS: “SQLSTATE[22001] – Data too long for column” using… »

Kubernetes: part 1 – architecture and main components overview
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25 July 2019

On my current project for our mobile applications, we have an API-backend on the Yii PHP-framework, which is working now on an ordinary LEMP stack – Linux/NGINX/PHP-FPM/MySQL (AWS EC2 + MariaDB RDS). Eventually, it’s time to break this monolith into microservices which will be orchestrated by the Kubernetes and will be running on the AWS… Read More: Kubernetes: part 1 – architecture and main components overview0 (0) »