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[Jenkins] Create User Jenkins and setup permission this one. Jenkins
[kubernetes/client-go] Go clients for talking to a kubernetes cluster. Golang
[Argocd] Configure Role and Grant permission for the users that sign in to Argocd ArgoCD
[istio] Discover route inside istio Isito-EnvoyFilter
[AWS] Deploying Redis on AWS AWS - Amazon Web Service

[Terraform] ResourceAlreadyExistsException: The specified log group already exists

Posted on March 13, 2023 By nim No Comments on [Terraform] ResourceAlreadyExistsException: The specified log group already exists
[Terraform] ResourceAlreadyExistsException: The specified log group already exists

How to fix. https://github.com/terraform-aws-modules/terraform-aws-eks/issues/411 Chúng ta cần import cái đó vào trong terraform.tfstatemình đã thử xóa cloudwatch group đó nhưng không hiệu quả. ==> được tạo lại ngay.

AWS - Amazon Web Service
Posted on March 13, 2023 By nim No Comments on

https://itecnote.com/tecnote/error-refreshing-state-state-data-in-s3-does-not-have-the-expected-content/

Uncategorized

[gitlab] Upgrading from major version 14 to major version 15

Posted on March 8, 2023March 8, 2023 By nim No Comments on [gitlab] Upgrading from major version 14 to major version 15
[gitlab] Upgrading from major version 14 to major version 15

Hôm nay, Nim note lại một số thứ khi upgrade Gitlab. Hiện tại thì mình cài gitlab trên Centos 7 từ rất lâu.nên khi upgrade thì chỉ cần:yum update -y KHi mình upgrade thì phá hiện 1 lỗi như dưới. Vì việc change 14 lên 15 sẽ gặp rất nhiều lỗi nên chúng ta cần…

Read More “[gitlab] Upgrading from major version 14 to major version 15” »

BareMetal

[kubernetes/client-go] Go clients for talking to a kubernetes cluster.

Posted on March 3, 2023 By nim No Comments on [kubernetes/client-go] Go clients for talking to a kubernetes cluster.
[kubernetes/client-go] Go clients for talking to a kubernetes cluster.

Nếu Sếp bảo bạn giờ anh muốn em code 1 script restart pod trên k8s khi nó bị freeze.Còn làm sao biết là pod đó bị freeze thì call vào 1 enpoint. Chà viêt Script hả ta. No No em code GO. Bạn có thể tham khảo Đây là code của anh trai: Code của…

Read More “[kubernetes/client-go] Go clients for talking to a kubernetes cluster.” »

Golang, Kubernetes

[aws-sdk-go] Integrate with AWS by golang

Posted on February 25, 2023 By nim No Comments on [aws-sdk-go] Integrate with AWS by golang
[aws-sdk-go] Integrate with AWS by golang

Hôm nay nghịch tý golang call vào awsở V2 còn nhiều compose chưa được phát triểnbài này mình test với S3 trên aws. Resolve: https://stackoverflow.com/questions/25027462/aws-s3-the-bucket-you-are-attempting-to-access-must-be-addressed-using-the-spec Và sau đây là code sample

Golang

[Golang] Looking filepath.Walk to return any file and children folder in the folder

Posted on February 24, 2023February 25, 2023 By nim No Comments on [Golang] Looking filepath.Walk to return any file and children folder in the folder
[Golang] Looking filepath.Walk to return any file and children folder in the folder

The filepath.Walk function is used to traverse a directory tree recursively, starting from a given directory path. It walks the directory tree and calls a given function once for each file or directory found, passing in information about that file or directory. The function signature of filepath.Walk is: where root is the starting directory path, and walkFn is the function to be called…

Read More “[Golang] Looking filepath.Walk to return any file and children folder in the folder” »

Golang

[Linux] Error when run apt update

Posted on February 23, 2023February 23, 2023 By nim No Comments on [Linux] Error when run apt update
[Linux] Error when run apt update

Khi mình run apt update thì bị lỗi Cách fix:https://github.com/kubernetes/release/issues/1982

BareMetal

[Metallb] Create LoadBalancer Service on K8S (on-premise) so easily

Posted on February 20, 2023March 20, 2023 By nim No Comments on [Metallb] Create LoadBalancer Service on K8S (on-premise) so easily
[Metallb] Create LoadBalancer Service on K8S (on-premise) so easily

Hiện tại phiên bản v0.13.x có 1 breakchange, but cũng rất dễ dàng setup. https://metallb.universe.tf/ Đây là các config mẫu.Bạn cần chọn ra 1 range IP cho loadbalancer.

Ingress, Kubernetes, MetalLB

[ingress-nginx] ingress /contains invalid path

Posted on February 15, 2023February 15, 2023 By nim No Comments on [ingress-nginx] ingress /contains invalid path
[ingress-nginx] ingress /contains invalid path

Vừa qua mình gặp mội lỗi trên ingress nginx khi tạo ingress cho rancherkhi vào trong thì bị 404 và log trong ingress controller như dưới mình có đọc bài này:https://stackoverflow.com/questions/64946195/invalid-value-for-nginx-path

Ingress

[Samba] Looking into Locks and Oplocks in Samba-Server

Posted on February 10, 2023February 10, 2023 By nim No Comments on [Samba] Looking into Locks and Oplocks in Samba-Server
[Samba] Looking into Locks and Oplocks in Samba-Server

Tôi đang copy từ này này:https://www.oreilly.com/openbook/samba/book/ch05_05.html 5.5 Locks and Oplocks Concurrent writes to a single file are not desirable in any operating system. To prevent this, most operating systems use locks to guarantee that only one process can write to a file at a time. Operating systems traditionally lock entire files, although newer ones allow a range…

Read More “[Samba] Looking into Locks and Oplocks in Samba-Server” »

BareMetal

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