dorokhin

from celery import Task
from celery.task import task
from my_app.models import FailedTask
from django.db import models

@task(base=LogErrorsTask)
def some task():
    return result
    
class LogErrorsTask(Task):

dorokhin

import requests, json

api_url = 'https://api.github.com'
authorize_url = 'https://github.com/login/oauth/authorize'
token_url = 'https://github.com/login/oauth/access_token'

class GitHub():

    def __init__(self, client_id = '', client_secret = '', access_token = ''):
        self.client_id = client_id

dorokhin

Let's encrypt renew config

# /etc/letsencrypt/renewal/domain.name.conf

[renewalparams]
account =
authenticator = nginx
installer = nginx
server = https://acme-v02.api.letsencrypt.org/directory

dorokhin

Implementation used jq

df -Ph | \
  jq -R -s '
    [
      split("\n") |
      .[] |
      if test("^/") then
        gsub(" +"; " ") | split(" ") | {mount: .[0], spacetotal: .[1], spaceavail: .[2]}
 else

dorokhin

#!/usr/bin/env bash
# https://docs.docker.com/install/linux/docker-ce/ubuntu/
apt install apt-transport-https ca-certificates curl software-properties-common
curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo apt-key add -
sudo add-apt-repository "deb [arch=amd64] https://download.docker.com/linux/ubuntu focal stable"
sudo apt update
sudo apt install docker-ce

# https://docs.docker.com/compose/install/
sudo curl -L https://github.com/docker/compose/releases/download/1.22.0/docker-compose-`uname -s`-`uname -m` -o /usr/local/bin/docker-compose

dorokhin

1. Get mount passphrase:

ecryptfs-unwrap-passphrase /home/username/.ecryptfs/wrapped-passphrase

2. Store it in a safe place

3. Mount drive with encrypted home directory to other OS, then:

sudo ecryptfs-recover-private /home/username/.Private

dorokhin

echo 26 > /sys/class/gpio/export
echo out > /sys/class/gpio/gpio26/direction
echo 1 >  /sys/class/gpio/gpio26/value

gpio -g read 26

dorokhin

import http.client
import requests
import atexit
import sys
from socket import gaierror

headers = {
    'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/85.0.4183.102 Safari/537.36',
    'Accept': 'application/json, text/javascript, */*; q=0.01',
    'Content-Type': 'application/json; charset=UTF-8',

dorokhin

from timeit import default_timer as timer
import requests as req

start = timer()
req.get(r'https://speedtest.selectel.ru/10MB')
print('Download speed [mbits/s]:', round(80 / (timer() - start)))

dorokhin

Про токены, JSON Web Tokens (JWT), аутентификацию и авторизацию. Token-Based Authentication

Last major update: 20.04.2020

• Что такое авторизация/аутентификация
• Где хранить токены
• Как ставить куки ?
• Процесс логина
• Процесс рефреш токенов
• Кража токенов/Механизм контроля токенов