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General

If you want to mount your NFS Directory to Windows Server 2019 you can follow this guide.

Install NFS Client on Windows Server

Open Powershell then execute this

Import-Module ServerManager
Install-WindowsFeature -Name FS-NFS-Service
Install-WindowsFeature NFS-Client

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How to automatically start ssh server on boot on Windows Subsystem for Linux

Microsoft partnered with Canonical to create Bash on Ubuntu on Windows, running through a technology called the Windows Subsystem for Linux. Below are instructions on how to set up the ssh server to run automatically at boot.

1. Edit the /etc/ssh/sshd_config file by running the command sudo vi /etc/ssh/sshd_config and do the following
   1. Change Port to 2222 (or any other port above 1000)
   2. Change PasswordAuthentication to yes. This can be changed back to no if ssh keys are setup.
2. Restart the ssh server:
   • sudo service ssh --full-restart
3. With this setup, the ssh server must be turned on every time you run Bash on Ubuntu on Windows, as by default it is off. Use this command to turn it on:

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General

Do you want to monitor your Docker Contianer on your VM/Server? You can use this method.

Prerequisites

• Prometheus
• Grafana
• Docker

Create daemon.json

• Create daemon.json

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How to host a telegram bot on Ubuntu (18.04/20.04)

Introduction

This short guide will walk you through hosting your very own telegram bot on Ubuntu (tested on Ubuntu 18.04 and 20.04)!

Prerequisites

This guide assumes knowledge of the following:

1) Provisioning a VPS
2) Familiarity with SSH
3) Familiarity with linux command line

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apiVersion: v1
kind: ConfigMap
metadata:
  name: nginx-minio-config
data:
  default.conf: |
    server {
        listen       80;
        listen  [::]:80;
        server_name  localhost;

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General

If you want to protect your auth Proxmox VE, you can follow this step.

Brief

This configuration will be make max 3 attempt for Login to SSH or GUI & ban for 1 days you can modify on maxretry & bantime parameter.

Install Fail2ban

apt-get install -y fail2ban

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apiVersion: v1
kind: Namespace
metadata:
  name: istio-test
  labels:
    istio-injection: enabled
---
apiVersion: v1
kind: Service
metadata:

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Kubectl

the Kubernetes-specific command line tool that lets you communicate and control Kubernetes clusters

Download Package from CURL (Terminal)

curl.exe -LO "https://dl.k8s.io/release/v1.27.3/bin/windows/amd64/kubectl.exe"

Create Env Variable

• Assume we put config file on C:\kubectl\.kube\config

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Prerequisites

• 2x Ubuntu 20.04LTS
• 2 VCPU
• 2GB RAM
• 50GB Storage

Assume

• Assume node1 have IP -> 10.10.10.247

Update & Install Package

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General

• Tested on Ubuntu 20.04 Server LTS from 5.4 to 6.4

Upgrade

uname -r

wget https://raw.githubusercontent.com/pimlie/ubuntu-mainline-kernel.sh/master/ubuntu-mainline-kernel.sh
sudo install ubuntu-mainline-kernel.sh /usr/local/bin/