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PowerDNS

PowerDNS is not designed to provide recursive results. It is intended to act only as an authoritative server for the domains it serves. This implies it will be serving domain data to other hosts.

Install pdns and pdns-recursor

sudo apt-get install pdns-server pdns-recursor pdns-backend-mysql

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#Update system & reboot
sudo apt update && sudo apt -y upgrade
sudo reboot

#Install Asterisk 16 LTS dependencies
sudo apt -y install git curl wget libnewt-dev libssl-dev libncurses5-dev subversion  libsqlite3-dev build-essential libjansson-dev libxml2-dev  uuid-dev

#Add universe repository and install subversio
sudo add-apt-repository universe
sudo apt update && sudo apt -y install subversion

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package main

import (
	"context"
	"fmt"
	"go.mongodb.org/mongo-driver/bson"
	"go.mongodb.org/mongo-driver/mongo"
	"go.mongodb.org/mongo-driver/mongo/options"
	"log"
	"time"

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# Generate a unique private key (KEY)
sudo openssl genrsa -out mydomain.key 2048

# Generating a Certificate Signing Request (CSR)
sudo openssl req -new -key mydomain.key -out mydomain.csr

# Creating a Self-Signed Certificate (CRT)
openssl x509 -req -days 365 -in mydomain.csr -signkey mydomain.key -out mydomain.crt

# Append KEY and CRT to mydomain.pem

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import gnupg
gpg = gnupg.GPG()

# cifrado simétrico
vaca = gpg.encrypt("esto é unha proba", [], symmetric=True, passphrase='1234')
print(vaca.data)
# b'-----BEGIN PGP MESSAGE-----\n\njA0EBwMCPaDu/4KW8In40kYBvzWul1ccpl4+GP4YVZHv4ppEZ3JydNIKPQViMvhO\nIndNIr2/+3dKFqifBQdZQiAr4X3U3R0QKeWbi1XOcGecPoj5L90m\n=dHQ6\n-----END PGP MESSAGE-----\n'

# descifrado
boi = gpg.decrypt(vaca.data, passphrase='1234')

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package main

import (
	"crypto/tls"
	"crypto/x509"
	"flag"
	"io"
	"io/ioutil"
	"log"
	"os"

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package main

import (
    "fmt"
    "os"
    "os/signal"
    "time"

    "golang.org/x/net/context"
)

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Install PostgreSQL on Manjaro

Source: https://wiki.archlinux.org/index.php/PostgreSQL

1. Install postgresql package sudo pacman -S postgresql

2. Switch to the postgres user account and initialize the database cluster:

sudo -iu postgres

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import time
import sys
import os

def fai_cousas():
    # Fai cousas durante 10 segundos e logo sae
    time.sleep(10)
    print("Feito") 
    sys.exit(0)

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#!/bin/ksh

# Since OpenBSD does not have sockstat this script parses the output 
# of fstat to print a summary indicating which process is listening on which port

fstat | awk '
        BEGIN {
                OFS="\t";
        }
        {