kissgyorgy

import os
from a2wsgi import WSGIMiddleware
from django.core.wsgi import get_wsgi_application
from django.views import debug as django_views_debug
from django_extensions.management.technical_response import (
    null_technical_500_response,
)
from werkzeug.debug import DebuggedApplication

os.environ.setdefault("DJANGO_SETTINGS_MODULE", "core.settings")

kissgyorgy

import asyncio
import sys
from typing import Optional

import asyncssh
import httpx


class MySSHTCPSession(asyncssh.SSHTCPSession):
    def __init__(self):

kissgyorgy

[Unit]
Description = Mount disk
Before = local-fs-pre.target

[Service]
User = root
Type = oneshot
RemainAfterExit = yes
ExecStart = /usr/local/sbin/mount-disk.sh

kissgyorgy

import { inflateRaw, deflateRaw } from "pako";

// https://en.wikipedia.org/wiki/Run-length_encoding
const Z_RLE = 3;

class BitArray {
  constructor(bitSize) {
    const remainder = Math.min(1, bitSize % 8);
    const byteSize = Math.floor(bitSize / 8) + remainder;
    const buffer = new ArrayBuffer(byteSize);

kissgyorgy

58 bytes of CSS to look great nearly everywhere

When making this website, i wanted a simple, reasonable way to make it look good on most displays. Not counting any minimization techniques, the following 58 bytes worked well for me:

main {
  max-width: 38rem;
  padding: 2rem;
  margin: auto;
}

kissgyorgy

#!/usr/bin/python3
import sys
import asyncio
import greenlet

class AsyncIoGreenlet(greenlet.greenlet):
    def __init__(self, driver, fn):
        greenlet.greenlet.__init__(self, fn, driver)
        self.driver = driver

kissgyorgy

from string import Template

class EnvTemplate(Template):
    """Substitute variables regularly, but environment variables need "env." prefix,
    and only with the braced syntax.
    For example: ${env.HOME} works, but $env.HOME does nothing.
    """

    braceidpattern = rf"(?:env\.)?{Template.idpattern}"

kissgyorgy

from pathlib import Path
from typing import Optional, Union, NewType, cast, Tuple, Iterator
from ipaddress import (
    IPv6Address,
    IPv6Network,
    ip_address,
    ip_network,
    IPv4Address,
    IPv4Network,
)

kissgyorgy

import asyncio
from typing import Coroutine


async def force_complete(coro: Coroutine):
    """Shield the Coroutine from cancellation and block the calling coroutine until it's fully completed."""
    task = asyncio.create_task(coro)
    try:
        await asyncio.shield(task)
    except asyncio.CancelledError:

kissgyorgy

from pathlib import Path
from cryptography import x509

ASN1_SEQUENCE_TAG = 0x30


def get_der_cert_length(cert_bytes: bytes) -> int:
    if cert_bytes[0] != ASN1_SEQUENCE_TAG:
        raise ValueError("Not a DER certificate")