tegila

Set Up Your Own WireGuard VPN Server on CentOS

This tutorial is going to show you how to set up your own WireGuard VPN server on CentOS. WireGuard is made specifically for the Linux kernel. It runs inside the Linux kernel and allows you to create fast, modern, and secure VPN tunnel. TL;DR

Prerequisites

This tutorial assumes that the VPN server and VPN client are both running CentOS operating system.

Step 1: Install WireGuard on CentOS Server and Desktop

Log into your CentOS server, then run the following commands to install WireGuard.

# CentOS 8

tegila

TUTORIAL

Attach to GPRS Service

-> AT+CGATT = 1
<- OK

Define PDP Context (cid, PDP type, APN)

-> AT+CGDCONT=1,"IP","zap.vivo.com.br"

tegila

const log = console.log;
import { hex } from '@scure/base';
import * as btc from '@scure/btc-signer';
import { secp256k1, schnorr as secp256k1_schnorr } from '@noble/curves/secp256k1';
import { bech32 } from '@scure/base';

const privKey = secp256k1.utils.randomPrivateKey(); 
//const privKey = hex.decode('');

log('privKey', hex.encode(privKey));

tegila

const log = console.log;
(async () => {
  const localConnection = new RTCPeerConnection();
  log(localConnection);
  const lsendChannel = localConnection.createDataChannel("sendChannel");
  const remoteConnection = new RTCPeerConnection();
  log(remoteConnection);
  const rsendChannel = remoteConnection.createDataChannel("sendChannel");
  localConnection.onicecandidate = (e) =>
    !e.candidate || remoteConnection.addIceCandidate(e.candidate).catch(log);

tegila

#!/bin/bash

mkdir -p /mnt/linux
mount /dev/local/linux /mnt/linux
mount /dev/sda1 /mnt/linux/boot

mount -t proc none /mnt/linux/proc
mount -o bind /dev /mnt/linux/dev
mount -o bind /sys /mnt/linux/sys
mount -t devpts devpts /mnt/linux/dev/pts

tegila

## Fetch source code from firmware and linux
git clone --depth 1 https://github.com/raspberrypi/firmware
git clone --depth=1 -b rpi-3.19.y --single-branch https://github.com/raspberrypi/linux

## Update firmware files
sudo mkdir /boot/backup
sudo cp /boot/* /boot/backup/
sudo cp -r firmware/modules /lib
sudo cp -r src/firmware/boot /
sudo cp firmware/extra/Module7.symvers linux/Module.symvers

tegila

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.7;

import "@openzeppelin/contracts/token/ERC721/ERC721.sol";
import "@openzeppelin/contracts/token/ERC721/extensions/ERC721Enumerable.sol";
import "@openzeppelin/contracts/token/ERC721/extensions/ERC721URIStorage.sol";
import "@openzeppelin/contracts/access/Ownable.sol";
import "@openzeppelin/contracts/utils/Counters.sol";

contract Berrante is ERC721, ERC721Enumerable, ERC721URIStorage, Ownable {

tegila

#!/bin/bash

truncate -s 1G ~/.priv

cryptsetup luksFormat ~/.priv

sudo cryptsetup luksOpen ~/.priv priv
sudo mkfs.ext4 /dev/mapper/priv
sudo cryptsetup luksClose priv

tegila

gst-launch-0.10 istximagesrc startx=0 starty=0 endx=1680 endy=1050 \
! ffmpegcolorspace ! videorate ! videoscale \
! video/x-raw-yuv,width=640,height=480,framerate=10/1 \
! theoraenc ! oggmux \
! shout2send ip=localhost password=hackme mount=stream streamname=Test description="Screencast"

tegila

printf "uid $(id -u) 1000\ngid $(id -g) 1000"  | lxc config set docker1 raw.idmap -

lxc config device add docker1 export disk source=/export/docker1 path=/export

/var/log/lxd/mail1/lxc.conf

lxc.idmap = u 0 100000 1000