k-oguma

# It makes zenn-cli easier.
# Supported OS: ["macOS"]
# Requirements: make, perl
# [zenn-cli guide](https://zenn.dev/zenn/articles/zenn-cli-guide)

.PHONY: all help
.DEFAULT_GOAL := help

help: ## This help
	@echo "Usage: make \033[36m[subCommand]\033[0m\n"

k-oguma

domain=<Your domain>; [[ $(openssl rsa -text -noout -in $domain.key  | grep -A 3 -w modulus: | tail -1 | grep $(openssl req -text -noout -in $domain.csr | grep -A 3 -w Modulus: | tail -1)) ]] && { echo -e "\033[32m[Success] Compared $domain.{key,csr}, these had each matched the module.\033[00m" } || { echo "\033[31m[Fail] Compared $domain.{key,csr}, these don't have each matched the module.\033[00m" }

k-oguma

Base

Confirm enabled of the DNSSEC validation

dig dnssec-failed.org a +noall +dnssec +comments

If following received include: ;; ->>HEADER<<- opcode: QUERY, status: SERVFAIL

k-oguma

{"lastUpload":"2020-08-15T18:49:17.834Z","extensionVersion":"v3.4.3"}

k-oguma

# AWS Cloud9 settings

## Prepare

### AWS SSM

Push the your environment variables.

- FYI
  - Like a [12 factor app](https://12factor.net/config)

k-oguma

# aws-IAM-STS.sh

## Description

This tool is AWS STS （AWS Security Token Service） Wrapper for safety accesss control.
Example, developmnent or test access.
By using this, it becomes possible to test safely,
for example by wrapping the local development environment at the weak IAM authority.

[AWS-Doc/STS/ja-JP](http://docs.aws.amazon.com/ja_jp/IAM/latest/UserGuide/id_credentials_temp.html)

k-oguma

# ----------------------
# installing dnsmasq and enable daemon
# ----------------------
brew install dnsmasq
sudo cp -v $(brew --prefix dnsmasq)/homebrew.mxcl.dnsmasq.plist /Library/LaunchDaemons
# ----------------------
# adding resolver for vbox domain
# ----------------------
[ -d /etc/resolver ] || sudo mkdir -v /etc/resolver
sudo bash -c 'echo "nameserver 127.0.0.1" > /etc/resolver/vbox'

k-oguma

README = 'README.md'
unless File.exist? README
  puts 'Not found README file'
  puts "Creating #{README}"
  print = <<-EOS.gsub(/^ {,4}/, "## ").gsub(/\n/, "\n\n\n")
    Synopsis
    Requirements
    Notice
    Code Example
    Installation

k-oguma

[WebOps] 問題調査方法や構築時の注意点と方針

お客様から「ウェブページが表示されない」と問い合わせがあった場合

調査の概要

1. 必要な情報を得られるだけ得る
   • トレーサビリティは高めておく (事前準備も可能な限りしておく)
2. Web/Appおよびインフラ調査

k-oguma

// arpで拾ってきたIPと外部へ疎通確認を行います
// 調整なしのJenkins master で スクリプトコンソールから実行すると Timeout するかも

def arp = "arp -a".execute().text
ArrayList queue = ['\\? \\(','\\).*']
String ext_target = "example.com"

for ( i in queue) {
  arp = arp.replaceAll(/${i}/, '')
}