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nginx で SSLアクセラレータ+リバースプロキシでサブドメイン運用

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TL;DR

  • Azure VM にインストールされているDockerで複数台のサーバーを立てている
  • これまで同一ホスト名+別ポート番号で接続していた
  • ホストが増えてきたのとポート番号運用はいけてないので nginx のリバプロでサブドメイン運用したい

nginx の設定

  • HTTP は 強制的にHTTPS 接続に
  • proxy_pass は、Docker ホストを指定(もっといい方法ないのかな。。。)
/etc/nginx/conf.d/default.conf
ssl_certificate     /etc/nginx/conf.d/nomupro.com.crt;
ssl_certificate_key         /etc/nginx/conf.d/nomupro.com.key;
ssl_prefer_server_ciphers on;
ssl_session_cache    shared:SSL:10m;
ssl_session_timeout  5m;
ssl_protocols  TLSv1 TLSv1.1 TLSv1.2;
ssl_ciphers 'ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES256-GCM-SHA384:ECDHE-ECDSA-AES256-GCM-SHA384:DHE-RSA-AES128-GCM-SHA256:DHE-DSS-AES128-GCM-SHA256:kEDH+AESGCM:ECDHE-RSA-AES128-SHA256:ECDHE-ECDSA-AES128-SHA256:ECDHE-RSA-AES128-SHA:ECDHE-ECDSA-AES128-SHA:ECDHE-RSA-AES256-SHA384:ECDHE-ECDSA-AES256-SHA384:ECDHE-RSA-AES256-SHA:ECDHE-ECDSA-AES256-SHA:DHE-RSA-AES128-SHA256:DHE-RSA-AES128-SHA:DHE-DSS-AES128-SHA256:DHE-RSA-AES256-SHA256:DHE-DSS-AES256-SHA:DHE-RSA-AES256-SHA:AES128-GCM-SHA256:AES256-GCM-SHA384:AES128:AES256:AES:DES-CBC3-SHA:HIGH:!aNULL:!eNULL:!EXPORT:!DES:!RC4:!MD5:!PSK';


proxy_next_upstream error timeout;
proxy_set_header Host              $host;
proxy_set_header X-Real-IP         $remote_addr;
proxy_set_header X-Forwarded-For   $remote_addr;
proxy_set_header X-Forwarded-Proto $scheme;
proxy_set_header X-Forwarded-Port  $remote_port;
proxy_set_header X-Forwarded-User $remote_user;
port_in_redirect                   off;
add_header      Front-End-Https    on;
server_tokens off;

server {
    listen 80 default_server;
    listen [::]:80 default_server;
    server_name _;
    return 301 https://$host$request_uri;
}
# default
server {
    listen    443 ssl default_server;
    server_name _;
    location / {
        root   /usr/share/nginx/html;
        index  index.html index.htm;
    }
}
# zabbix
server {
    listen    443 ssl;
    server_name zabbix.nomupro.com;
    location / {
        proxy_pass http://172.17.0.1:8080;
    }
}
# phpmyadmin
server {
    listen    443 ssl;
    server_name pma.nomupro.com;
    location / {
        proxy_pass http://172.17.0.1:8081;
        allow 192.168.0.0/16;
        deny all;
    }
}

Docker コマンド

docker run -d -it -p 80:80 -p 443:443 --restart=always -h nginx --name nginx -v $(pwd)/nginx-conf/:/etc/nginx/conf.d/ -v $(pwd)/html/:/usr/share/nginx/html nginx

参考サイト

Nginx で 「SSL Accelerator(SSLアクセラレータ)」を作りました! (SSLリバースプロキシ)
https://snickerjp.blogspot.jp/2015/03/nginx-ssl-accelerator.html
NginxでのSSL設定の細かい意味
https://gist.github.com/koudaiii/735ef14b83ee31ac0967
REDIRECT ALL HTTP REQUESTS TO HTTPS WITH NGINX
https://www.bjornjohansen.no/redirect-to-https-with-nginx
nginx の設定で気をつける事(個人用メモ)
https://qiita.com/white_aspara25/items/bc9d9b9b2dc0a673169a
DockerfileでNginxの起動とログのローテーションまで
https://qiita.com/k7tak29/items/993ba3af8b0ac62a02c5

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