# 202007

## apache2で自己署名証明書SSL Buttle
```
# 対話式で証明書のデータをいれる．common nameはちゃんといれたほうがいい．(IP or FQDN)
$ sudo openssl req -x509 -nodes -days 365 -newkey rsa:2048 -keyout /etc/ssl/private/apache-selfsigned.key -out /etc/ssl/certs/apache-selfsigned.crt

#/etc/apache2/sites-available/default-ssl.conf
####################################################################
<IfModule mod_ssl.c>
       <VirtualHost _default_:443>
               ServerAdmin Admin
               DocumentRoot /var/www/html
               ErrorLog ${APACHE_LOG_DIR}/error.log
               CustomLog ${APACHE_LOG_DIR}/access.log combined
               SSLEngine on
               SSLCertificateFile      /etc/ssl/certs/apache-selfsigned.crt
               SSLCertificateKeyFile   /etc/ssl/private/apache-selfsigned.key

               <FilesMatch "\.(cgi|shtml|phtml|php)$">
                               SSLOptions +StdEnvVars
               </FilesMatch>
               <Directory /usr/lib/cgi-bin>
                               SSLOptions +StdEnvVars
               </Directory>
       </VirtualHost>
</IfModule>
####################################################################

$ cat /etc/apache2/conf-available/ssl-params.conf
SSLCipherSuite EECDH+AESGCM:EDH+AESGCM:AES256+EECDH:AES256+EDH
SSLProtocol All -SSLv2 -SSLv3 -TLSv1 -TLSv1.1
SSLHonorCipherOrder On
# Requires Apache >= 2.4
SSLCompression off
SSLUseStapling on
SSLStaplingCache "shmcb:logs/stapling-cache(150000)"
# Requires Apache >= 2.4.11
SSLSessionTickets Off

# module import
$ sudo a2enmod ssl
$ sudo a2ensite default-ssl.conf
$ sudo a2enconf ssl-params.conf

$ sudo systemctl restart apache2
```
- References
  - [Ubuntu 18.04でApacheの自己署名SSL証明書を作成する方法](https://www.codeflow.site/ja/article/how-to-create-a-self-signed-ssl-certificate-for-apache-in-ubuntu-18-04)
  - [Apache/SSL自己証明書の作成とmod sslの設定 - maruko2 Note.](http://www.maruko2.com/mw/Apache/SSL%E8%87%AA%E5%B7%B1%E8%A8%BC%E6%98%8E%E6%9B%B8%E3%81%AE%E4%BD%9C%E6%88%90%E3%81%A8mod_ssl%E3%81%AE%E8%A8%AD%E5%AE%9A)

## べんり
```
$ cat hoge.list | awk -F/ '{print $1}' | while read line; do echo "$line,$(whois $line | grep -i netname | awk '{print $2}' | tr '\n' ' ' | awk '{print $NF}')"; done
```

## [Ostinato Packet Generator](https://ostinato.org/)

##[SSH/SCP のログイン自動化に sshpass が便利すぎた - CUBE SUGAR CONTAINER](https://blog.amedama.jp/entry/2017/06/03/131852)

## [RFC 7871 - Client Subnet in DNS Queries](https://tools.ietf.org/html/rfc7871)

## todo
- signal tower
  - api formatみなおし．きばんfix
  - 点滅パターンとか
- zab action
  - signal towerれんけい
- ups zab監視　
  - network ups tools
  - udevあたり
  - 1デバイスで2UPS以上とれるように．

## [Pythonでエラー箇所を上書きしてしまわないようにする - Qiita](https://qiita.com/itkr/items/d2c2e6992a73d45785ba)

## [ClamavNet](https://www.clamav.net/)

## [WebSequenceDiagrams - Draw sequence diagrams online in seconds](https://www.websequencediagrams.com/)

## [GitHub - k1LoW/tbls: tbls is a CI-Friendly tool for document a database, written in Go.](https://github.com/k1LoW/tbls)

## [Diagrams](https://www.diagrams.net/)

## [Hotjar Documentation](https://help.hotjar.com/hc/en-us)