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[Chat Tool] Self-Host chat tool Helm Chart
[Renovate] Automate Dependency Management With Renovate From Mend CI/CD
Go exec command Golang
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[CoreDNS] How to improve the Coredns performance. AWS - Amazon Web Service

[Harbor] Configure the replications on Harbor

Posted on October 23, 2022May 24, 2023 By nim 1 Comment on [Harbor] Configure the replications on Harbor
[Harbor] Configure the replications on Harbor

Task này của chúng ta là backup image từ another Docker registry.Và bạn cũng đang có sẵn Harbor.Hoặc bạn muốn push image sang another Docker registry một cách tự động. Giờ chúng ta cùng nhau bắt đầu Với Harbor thôi. 1) Creating New Registry Endpoint Để thực hiện được tính năng này thì bạn cần…

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Harbor, Kubernetes & Container

[Ingress Nginx] Internal error occurred: failed calling webhook “validate.nginx.ingress.kubernetes.io”

Posted on October 19, 2022 By nim No Comments on [Ingress Nginx] Internal error occurred: failed calling webhook “validate.nginx.ingress.kubernetes.io”
[Ingress Nginx] Internal error occurred: failed calling webhook “validate.nginx.ingress.kubernetes.io”

Nếu bạn create ingress nginx mà bị lỗi trên k8s bạn sẽ cần delete

Ingress

[Gitops] Evolving DevOps to GitOps

Posted on October 19, 2022October 19, 2022 By nim No Comments on [Gitops] Evolving DevOps to GitOps
[Gitops] Evolving DevOps to GitOps

1 Side khá hay về gitops

ArgoCD

[VPC] The difference between public and private subnets in Amazon VPC?

Posted on October 18, 2022June 12, 2023 By nim No Comments on [VPC] The difference between public and private subnets in Amazon VPC?
[VPC] The difference between public and private subnets in Amazon VPC?

Intro Subnets, public and private subnets, these are all networking issues. Therefore, network basics are required to understand the difference between public and private subnets. Network concepts may seem a little complicated at first. Don’t be afraid! I will explain the necessary ones, starting from general to specific. What is AWS? Amazon Web Services (AWS) is the world’s…

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AWS - Amazon Web Service

[EKS/Terraform] Installing or Provisioning an EKS cluster through Terraform Module.

Posted on October 17, 2022July 21, 2025 By nim No Comments on [EKS/Terraform] Installing or Provisioning an EKS cluster through Terraform Module.
[EKS/Terraform] Installing or Provisioning an EKS cluster through Terraform Module.

Hello anh em! Trước đó mình có hướng dẫn Install EKS cluster bằng terraform resource.Bạn có thể tham khảo bài viết bên dưới. Hôm nay chúng ta sẽ Install 1 cluster eks thông qua terraform module.Mình sẽ sử dụng module này:https://registry.terraform.io/modules/terraform-aws-modules/eks/aws/latest Và đây là các bạn viết tham khảo:(main) https://antonputra.com/amazon/create-eks-cluster-using-terraform-modules/https://infraform.github.io/terraform-elastic-kubernetes/https://github.com/alexlogy/terraform-eks-clusterhttps://alexlogy.io/creating-eks-cluster-in-aws-with-terraform/https://andrewtarry.com/posts/terraform-eks-alb-setup/https://no-easy-dev.tistory.com/m/39 Upgrade from v17.x to v18.xhttps://github.com/terraform-aws-modules/terraform-aws-eks/blob/master/docs/UPGRADE-18.0.md#upgrade-from-v17x-to-v18xhttps://billhegazy.com/eks-terraform-module-upgrade-from-v17-to-v18/…

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AWS - Amazon Web Service

[Terraform] Solve “Redundant ignore_changes element” on EKSmodule

Posted on October 16, 2022October 16, 2022 By nim No Comments on [Terraform] Solve “Redundant ignore_changes element” on EKSmodule
[Terraform] Solve “Redundant ignore_changes element” on EKSmodule

Hiện mình đang sửa dụng EKS module Và mình gặp vấn đề sau: Redundant ignore_changes element Mình có đọc được issues này trên githubhttps://github.com/terraform-aws-modules/terraform-aws-eks/issues/2081 This issue has been resolved in version 18.24.1

AWS - Amazon Web Service

[Argo Rollouts] Installing or Applying Argo Rollouts on Kubernetes.

Posted on October 16, 2022 By nim No Comments on [Argo Rollouts] Installing or Applying Argo Rollouts on Kubernetes.
[Argo Rollouts] Installing or Applying Argo Rollouts on Kubernetes.

Hiện tại mình đang sự dụng argocd cho việc deploy, Tiện note vài thứ của Argo Rollouts để dễ research https://viblo.asia/p/kubernetes-practice-automating-bluegreen-deployment-with-argo-rollouts-3kY4gnkZVAe

CI/CD

[Teamcity] Why does TeamCity can’t find tag and branch on git

Posted on October 12, 2022October 12, 2022 By nim No Comments on [Teamcity] Why does TeamCity can’t find tag and branch on git
[Teamcity] Why does TeamCity can’t find tag and branch on git

Bạn sẽ thiết kêt là build sau khi build A completed thì sẽ run build B Nếu bạn tự hỏi là sao build của mình không list được tags trên git thì bạn config như sau. Nếu bạn muốn tham khảo Kotlin thì link nàyhttps://github.com/mrnim94/kotlin-teamcity/blob/master/.teamcity/_self/vcsRoots/HomeTestTiki.kt#L9-L13

TeamCity

[AWS] Pull images from ECR

Posted on October 10, 2022October 10, 2022 By nim No Comments on [AWS] Pull images from ECR
[AWS] Pull images from ECR

1) EKS pull image from ECR. Chúng ta đã có 1 post hướng dẫn cài EKS thông qua terraform. Sau khi đã cài xong EKS thì bạn kiểm tra 1 con Worker (EC2) Bạn có thể tham khảo thêm link này;https://devopstales.github.io/home/aws-eks-ecr/ Verify ECR Access to EKS Worker Nodes Go to Services -> EC2 -> Running…

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AWS - Amazon Web Service, Kubernetes

[Helm chart] Where will you save or push helm packages?

Posted on October 9, 2022October 24, 2023 By nim No Comments on [Helm chart] Where will you save or push helm packages?
[Helm chart] Where will you save or push helm packages?

Khi deploy 1 application trên k8s chắc hẳn anh em devops sẽ phải sài đến helmNếu anh em đang băn khoan việc lưu helm package ở đây?thì chúng ta cùng tim hiểu Mình lưu một số lệnh với helm package. 1) push helm package on github Đây là 1 repo vị dụ.https://github.com/mrnim94/kubernetes-manifest nếu bạn add…

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Helm Chart

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