Andrew Grigorev ei-grad
ei-grad
/ radiusd.conf
Last active
March 18, 2025 18:06
FreeRadius configuration for WiFi WPA2/3 Enterprise EAP TLS
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| name = radiusd | |
| prefix = "" | |
| logdir = "/var/log/radius" | |
| run_dir = "/var/run/radiusd" | |
| libdir = "/usr/lib/freeradius" | |
| debug_level = 2 | |
| proxy_requests = no | |
| raddbdir = "/etc/raddb" | |
| certdir = "${raddbdir}/certs" |
ei-grad
/ get-cf-records
Created
January 2, 2024 14:59
Script to fetch list of all cloudflare DNS records
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| #!/bin/bash | |
| cf_api_fetch() { | |
| curl -s "https://api.cloudflare.com/client/v4/$1" \ | |
| -H "X-Auth-Email: $CLOUDFLARE_EMAIL" \ | |
| -H "X-Auth-Key: $CLOUDFLARE_API_KEY" \ | |
| | jq -r "$2" | |
| } | |
| for zone_id in $(cf_api_fetch "zones" '.result[] | .id'); do |
ei-grad
/ beamforming.py
Created
July 7, 2023 13:38
Example of ~realtime audio processing in Python. Pretending to be a beamforming noise-cancellation, but doing something strange actually.
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| import threading | |
| import logging | |
| from numpy.fft import fft, ifft | |
| import numpy as np | |
| import jack | |
| def denoice(left, right): | |
| fft_l = fft(left) |
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| import sys | |
| import random | |
| import requests | |
| http = requests.Session() | |
| http.cert = 'client.pem' | |
| base_url = 'https://its-izba-4ncvjm8.spbctf.ru:13443' |
ei-grad
/ exact_size_chunks_iter.py
Last active
October 6, 2023 18:58
Generator function that efficiently transforms an iterator yielding data chunks of arbitrary sizes into an iterator yielding chunks of a specified exact size, except possibly for the last chunk.
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| from typing import TypeVar, Iterable, Generator, Callable, cast, Sequence | |
| T = TypeVar('T', bound=Sequence) | |
| def exact_size_chunks_iter( | |
| chunks_iter: Iterable[T], | |
| chunk_size: int, | |
| concat: Callable[[Iterable[T]], T] = cast(Callable[[Iterable[T]], T], b''.join), |
ei-grad
/ ubuntu-install-docker.sh
Last active
June 9, 2023 10:28
Small snippet to install docker in ubuntu
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| #!/bin/bash | |
| ARCH="$(dpkg --print-architecture)" | |
| CODENAME="$(. /etc/os-release && echo "$VERSION_CODENAME")" | |
| curl -fsSL https://download.docker.com/linux/ubuntu/gpg | gpg --dearmor > /etc/apt/trusted.gpg.d/docker.gpg | |
| echo "deb [arch="$(dpkg --print-architecture)"] https://download.docker.com/linux/ubuntu \ | |
| "$(. /etc/os-release && echo "$VERSION_CODENAME")" stable" \ | |
| > /etc/apt/sources.list.d/docker.list |
ei-grad
/ vector.toml
Created
April 15, 2023 14:34
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| [sources.journald] | |
| type = "journald" | |
| [transforms.remove_systemd_fields] | |
| type = "remap" | |
| inputs = ["journald"] | |
| source = ''' | |
| del(._BOOT_ID) | |
| del(._CAP_EFFECTIVE) | |
| del(._CMDLINE) |
ei-grad
/ example.py
Created
February 7, 2023 11:48
Example of a shared buffer between file (mmap), numpy array and Pillow image
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| import mmap | |
| from PIL import Image | |
| import numpy as np | |
| size = 32 * 32 * 4 | |
| f = open('f.bin', 'w+b') | |
| f.truncate(size) | |
| mm = mmap.mmap(f.fileno(), size) |
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| provider "aws" {} | |
| # Add a provider for the new member account | |
| provider "aws" { | |
| alias = "member_account" | |
| assume_role { | |
| role_arn = "arn:aws:iam::${aws_organizations_account.member_account.id}:role/${var.member_account_role_name}" | |
| } | |
| } |
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| use std::ops::Add; | |
| struct CumSum<T, I> { | |
| acc: Option<T>, | |
| iter: I, | |
| } | |
| impl<T, I> Iterator for CumSum<T, I> | |
| where | |
| T: Add<Output = T> + Copy, |