komuw

from Crypto.Cipher import AES
from Crypto import Random
import base64

block_size = AES.block_size


#unpad = lambda s : s[0:-ord(s[-1])]

def pad(plain_text):

komuw

`pip install pycrypto`

from Crypto.Cipher import DES3
from Crypto import Random
key = 'Sixteen byte key'
iv = Random.new().read(DES3.block_size) #DES3.block_size==8
cipher_encrypt = DES3.new(key, DES3.MODE_OFB, iv)
plaintext = 'sona si latine loqueri  ' #padded with spaces so than len(plaintext) is multiple of 8
encrypted_text = cipher_encrypt.encrypt(plaintext)

komuw

- name: install newer nginx and ovveride old config file
  shell: sudo apt-get -y -o Dpkg::Options::=--force-confnew install nginx
  notify: restart nginx

komuw

1. intro, download, install & setup
2. basics, syntax
3. control flow
4. more types, data structures
5. methods & interfaces
6. concurrency
7. nice to know stuff
8. golang gotchas <-- especially if you are coming from python, ruby etc
9. workspace

komuw

#https://www.zeitgeist.se/2013/11/22/strongswan-howto-create-your-own-vpn/
#https://www.gypthecat.com/ipsec-vpn-host-to-host-on-ubuntu-14-04-with-strongswan
#Example of simple pre-shared keys vpn setup: https://www.strongswan.org/uml/testresults/ikev2/rw-psk-ipv4/

$ sudo apt-get -y install strongswan
$ ipsec version
	Linux strongSwan U5.1.2/K3.13.0-55-generic
	Institute for Internet Technologies and Applications
	University of Applied Sciences Rapperswil, Switzerland
	See 'ipsec --copyright' for copyright information.

komuw

package main
 
import (
    "fmt"
    "net/http"
)
 
type Mystring string

type Mystruct struct {

komuw

from rest_framework.test import APIClient

class SomeTests(LiveServerTestCase):

    def setUp(self):
        self.real_URL = settings.SOME_URL
        settings.SOME_URL = '{0}/some-url/'.format(self.live_server_url)
        self.client = APIClient()
        self.payload = """<some>xml-string</xml>"""

komuw

# We compare/measure reading a file from memory(1) vs reading from filesytem(2)

##################################
### 1. reading file from memory ##
##################################

import time
import mmap

filename = "myfile.txt"

komuw

class DateTimefaker(datetime):
    """
    fake datetime to use your own custom datetimes
    """
    def __new__(cls, *args, **kwargs):
        return datetime.__new__(datetime, *args, **kwargs)

class TestSomething(TestCase):
    fixtures = ['test_data']

komuw

#/etc/haproxy/haproxy.cfg

frontend http-in
    bind *:{{APP_PORT}}
    mode http
    default_backend servers

frontend https-in
    bind *:{{APP_PORT_HTTPS}} ssl no-sslv3 crt /etc/haproxy/server_cert.pem
    reqadd X-Forwarded-Proto:\ https