Shikugawa’s gists

Shikugawa / athenz_atoken.rs

Created October 26, 2025 03:55

	use reqwest::blocking::Client;
	use serde::{Deserialize, Serialize};
	use std::error::Error;
	use std::fs;
	use std::path::Path;

	/// Athenz ZTS OAuth2 Access Token Response
	#[derive(Debug, Deserialize)]
	pub struct AccessTokenResponse {
	pub access_token: String,

Shikugawa / solve.py

Created August 16, 2025 13:18

装甲悪鬼村正パズルソルバー

	cand = [62, 9, 41, 49, 105, 96, 8, 22, 101, 55, 35, 46, 84, 60, 99, 24, 74, 124]
	import copy
	obj = 315
	targets = [obj-(51+15), obj-(78+54), obj-(36+110), obj-(103+3), obj-(113+57), obj-(56+120)]
	aaaaa = []
	def get_cands(level, arr, seen):
	if level == 6 and len(arr) == len(targets):
	return copy.copy(arr)

	for i in range(len(cand)):

Shikugawa / json_bench_result.md

Last active November 19, 2023 09:50

generate large json

import random
import string
import json

def get_random_string():
    r = random.randint(1,100)
    letters = string.ascii_lowercase
    result_str = ''.join(random.choice(letters) for i in range(r))

Shikugawa / frr.conf.R0

Last active January 3, 2024 14:16

/32 maintenance mode

	int net0
	ipv6 nd ra-interval 3
	no ipv6 nd suppress-ra
	!

	int net1
	ipv6 nd ra-interval 3
	no ipv6 nd suppress-ra
	!

Shikugawa / raft_sample.go

Last active July 30, 2023 15:26

	package main

	import (
	"flag"
	"fmt"
	"math/rand"
	"net"
	"net/http"
	"net/rpc"
	"strings"

Shikugawa / Dockerfile

Created December 29, 2022 12:46

dockerfile for frr development

	FROM ubuntu:18.04

	ARG DEBIAN_FRONTEND=noninteractive
	ENV APT_KEY_DONT_WARN_ON_DANGEROUS_USAGE=DontWarn
	# Update Ubuntu Software repository
	RUN apt update && \
	apt-get install -y \
	git autoconf automake libtool make libreadline-dev texinfo \
	pkg-config libpam0g-dev libjson-c-dev bison flex python3-pip \
	libc-ares-dev python3-dev python3-sphinx \

Shikugawa / srv6_vpnv4_frr.yaml

Created December 18, 2022 09:15

	nodes:
	- name: R1
	image: frr-centos8:latest
	docker_run_extra_args: --entrypoint bash
	sysctls:
	- sysctl: net.vrf.strict_mode=1
	- sysctl: net.ipv4.ip_forward=1
	- sysctl: net.ipv4.conf.all.rp_filter=0
	- sysctl: net.ipv4.conf.default.rp_filter=0
	- sysctl: net.ipv6.conf.all.forwarding=1

Shikugawa / srv6_vpnv4.yaml

Last active December 17, 2022 12:28

	preinit:
	- cmds:
	- cmd: modprobe vrf

	nodes:
	- name: R1
	image: nicolaka/netshoot
	docker_run_extra_args: --entrypoint bash
	sysctls:
	- sysctl: net.vrf.strict_mode=1

Shikugawa / bgp_ecmp.yml

Created December 11, 2022 13:24

	nodes:
	- name: R1
	image: slankdev/frr
	interfaces:
	- { name: net0, type: direct, args: C1#net0 }
	- { name: net1, type: direct, args: R2#net1 }
	- { name: net2, type: direct, args: R3#net2 }
	- name: R2
	image: slankdev/frr
	interfaces:

Shikugawa / ospf.yaml

Created July 18, 2022 15:10

	nodes:
	- name: C1
	image: alpine:latest
	interfaces:
	- { name: net1, type: direct, args: CE#net1 }

	- name: CE
	image: frrouting/frr:v8.1.0
	docker_run_extra_args: --entrypoint bash
	interfaces:

Rei Shimizu Shikugawa

generate large json