m-labs-intl.com VPS setup information
Co-authored-by: Egor Savkin <es@m-labs.hk> Co-committed-by: Egor Savkin <es@m-labs.hk>
This commit is contained in:
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14e9d63ab7
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network:
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version: 2
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renderer: networkd
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ethernets:
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eth0:
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addresses:
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- 5.78.86.156/32
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- 2a01:4ff:1f0:83de::2/64
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- 2a01:4ff:1f0:83de::3/64
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- 2a01:4ff:1f0:83de::4/64
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tunnels:
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gre1:
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mode: gre
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local: 5.78.86.156
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remote: 94.190.212.123
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addresses:
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- 10.47.3.0/31
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[Unit]
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Description=GRE tunnel to the main host
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After=network.target
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[Service]
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Type=simple
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User=root
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ExecStart=/root/gretun.sh
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ExecStop=/root/gretun_down.sh
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Restart=on-failure
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RemainAfterExit=yes
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[Install]
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WantedBy=multi-user.target
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#!/bin/bash
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/usr/sbin/iptables -t nat -A PREROUTING -p tcp -i eth0 --dport 25 -j DNAT --to-destination 10.47.3.1:25
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/usr/sbin/iptables -A FORWARD -p tcp -d 10.47.3.1/31 --dport 25 -j ACCEPT
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/usr/sbin/iptables -t nat -A PREROUTING -p tcp -i eth0 --dport 587 -j DNAT --to-destination 10.47.3.1:587
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/usr/sbin/iptables -A FORWARD -p tcp -d 10.47.3.1/31 --dport 587 -j ACCEPT
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/usr/sbin/iptables -A FORWARD -m state --state ESTABLISHED,RELATED -j ACCEPT
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/usr/sbin/iptables -t nat -A POSTROUTING -o eth0 -j MASQUERADE
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#!/bin/bash
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/usr/sbin/iptables -t nat -D PREROUTING -p tcp -i eth0 --dport 25 -j DNAT --to-destination 10.47.3.1:25
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/usr/sbin/iptables -D FORWARD -p tcp -d 10.47.3.1/31 --dport 25 -j ACCEPT
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/usr/sbin/iptables -t nat -D PREROUTING -p tcp -i eth0 --dport 587 -j DNAT --to-destination 10.47.3.1:587
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/usr/sbin/iptables -D FORWARD -p tcp -d 10.47.3.1/31 --dport 587 -j ACCEPT
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/usr/sbin/iptables -D FORWARD -m state --state ESTABLISHED,RELATED -j ACCEPT
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/usr/sbin/iptables -t nat -D POSTROUTING -o eth0 -j MASQUERADE
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upstream rfq_server {
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server 127.0.0.1:5000;
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}
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server {
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limit_conn addr 5;
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root /var/www/m-labs-intl.com/html;
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index index.html index.htm index.nginx-debian.html;
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server_name m-labs-intl.com;
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location / {
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try_files $uri $uri/ =404;
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}
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listen [::]:443 ssl ipv6only=on; # managed by Certbot
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listen 443 ssl; # managed by Certbot
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ssl_certificate /etc/letsencrypt/live/m-labs-intl.com/fullchain.pem; # managed by Certbot
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ssl_certificate_key /etc/letsencrypt/live/m-labs-intl.com/privkey.pem; # managed by Certbot
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include /etc/letsencrypt/options-ssl-nginx.conf; # managed by Certbot
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ssl_dhparam /etc/letsencrypt/ssl-dhparams.pem; # managed by Certbot
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}
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server {
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server_name www.m-labs-intl.com;
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return 301 https://m-labs-intl.com$request_uri;
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listen [::]:443 ssl; # managed by Certbot
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listen 443 ssl; # managed by Certbot
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ssl_certificate /etc/letsencrypt/live/m-labs-intl.com/fullchain.pem; # managed by Certbot
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ssl_certificate_key /etc/letsencrypt/live/m-labs-intl.com/privkey.pem; # managed by Certbot
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include /etc/letsencrypt/options-ssl-nginx.conf; # managed by Certbot
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ssl_dhparam /etc/letsencrypt/ssl-dhparams.pem; # managed by Certbot
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}
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server {
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server_name hooks.m-labs-intl.com;
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limit_conn addr 5;
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location /rfq {
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proxy_pass http://rfq_server/rfq;
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proxy_set_header Host $host;
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proxy_set_header X-Real-IP $remote_addr;
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proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
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proxy_set_header X-Forwarded-Proto $scheme;
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proxy_read_timeout 30;
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proxy_connect_timeout 30;
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proxy_send_timeout 30;
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}
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location / {
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return 418;
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}
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listen [::]:443 ssl; # managed by Certbot
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listen 443 ssl; # managed by Certbot
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ssl_certificate /etc/letsencrypt/live/m-labs-intl.com/fullchain.pem; # managed by Certbot
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ssl_certificate_key /etc/letsencrypt/live/m-labs-intl.com/privkey.pem; # managed by Certbot
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include /etc/letsencrypt/options-ssl-nginx.conf; # managed by Certbot
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ssl_dhparam /etc/letsencrypt/ssl-dhparams.pem; # managed by Certbot
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}
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server {
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limit_conn addr 5;
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if ($host = m-labs-intl.com) {
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return 301 https://$host$request_uri;
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} # managed by Certbot
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if ($host = www.m-labs-intl.com) {
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return 301 https://m-labs-intl.com$request_uri;
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} # managed by Certbot
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listen 80;
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listen [::]:80;
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server_name m-labs-intl.com www.m-labs-intl.com hooks.m-labs-intl.com;
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return 301 https://$host$request_uri;
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}
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connections {
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m_labs {
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version = 2
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encap = no
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mobike = no
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send_certreq = no
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proposals = aes128gcm128-sha256-prfsha256-curve25519,aes128gcm128-sha256-prfsha256-ecp256
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local_addrs = 5.78.86.156
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remote_addrs = 94.190.212.123
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local {
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auth = pubkey
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id = fqdn:m-labs-intl.com
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pubkeys = m-labs-intl.com
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}
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remote {
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auth = pubkey
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id = fqdn:m-labs.hk
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pubkeys = m-labs.hk
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}
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children {
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con1 {
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mode = transport
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ah_proposals = sha256-curve25519,sha256-ecp256
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esp_proposals =
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local_ts = 5.78.86.156[gre]
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remote_ts = 94.190.212.123[gre]
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start_action = start
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close_action = none
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}
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}
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}
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}
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user www-data;
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worker_processes auto;
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pid /run/nginx.pid;
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error_log /var/log/nginx/error.log;
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include /etc/nginx/modules-enabled/*.conf;
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events {
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worker_connections 768;
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# multi_accept on;
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}
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http {
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##
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# Basic Settings
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##
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sendfile on;
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tcp_nopush on;
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types_hash_max_size 2048;
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# server_tokens off;
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server_names_hash_bucket_size 64;
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# server_name_in_redirect off;
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include /etc/nginx/mime.types;
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default_type application/octet-stream;
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##
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# SSL Settings
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##
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ssl_protocols TLSv1 TLSv1.1 TLSv1.2 TLSv1.3; # Dropping SSLv3, ref: POODLE
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ssl_prefer_server_ciphers on;
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# Rate limiting
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limit_conn_zone $binary_remote_addr zone=addr:10m;
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##
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# Logging Settings
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##
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access_log /var/log/nginx/access.log;
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##
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# Gzip Settings
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##
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gzip on;
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# gzip_vary on;
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# gzip_proxied any;
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# gzip_comp_level 6;
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# gzip_buffers 16 8k;
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# gzip_http_version 1.1;
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gzip_types text/plain text/css application/json application/javascript text/xml application/xml application/xml+rss text/javascript;
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##
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# Virtual Host Configs
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##
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include /etc/nginx/conf.d/*.conf;
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include /etc/nginx/sites-enabled/*;
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}
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[Unit]
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Description=RFQ service
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After=network.target
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[Service]
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Type=simple
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User=rfqserver
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ExecStart=/home/rfqserver/runrfq.sh
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Restart=on-failure
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[Install]
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WantedBy=multi-user.target
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#!/usr/bin/env bash
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export FLASK_DEBUG=0
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export FLASK_MAIL_SERVER=mail.m-labs.hk
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export FLASK_MAIL_PORT=465
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export FLASK_MAIL_USE_SSL=True
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export FLASK_MAIL_USERNAME=sysop-intl@m-labs-intl.com
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export FLASK_MAIL_PASSWORD_FILE=/home/rfqserver/mail.secret
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export FLASK_MAIL_RECIPIENT=sales@m-labs.hk
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export FLASK_MAIL_SENDER=sysop-intl@m-labs-intl.com
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cd /home/rfqserver/web2019/server
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source venv/bin/activate
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python3 -m flask --app rfq run --port=5000
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# Setup m-labs-intl.com server
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```shell
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# Install required packages
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apt install git nginx-full python3 python3.12-venv python3-pip iptables ufw \
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strongswan strongswan-swanctl strongswan-pki strongswan-libcharon
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snap install --classic certbot
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ln -s /snap/bin/certbot /usr/bin/certbot
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# Set up networks (includes GRE)
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cp 60-tunnels.yaml /etc/netplan/
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netplan apply
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# set up IPsec-AH connection
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cp m-labs.hk.conf /etc/swanctl/conf.d/
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echo 'net.ipv4.ip_forward=1' >> /etc/sysctl.conf
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sysctl -p
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cp m-labs.hk /etc/swanctl/pubkey/m-labs.hk # get pubkey from nixbld
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pki --gen --type rsa --size 4096 --outform pem > /etc/swanctl/private/m-labs-intl.com
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pki --pub --in /etc/swanctl/private/m-labs-intl.com --outform pem > /etc/swanctl/pubkey/m-labs-intl.com
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cp /etc/swanctl/pubkey/m-labs-intl.com m-labs-intl.com # add it to the nixbld
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systemctl enable strongswan --now
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systemctl restart strongswan
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# Set up website
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cp m-labs-intl.com /etc/nginx/sites-available/
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cp nginx.conf /etc/nginx/
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ln -s /etc/nginx/sites-available/m-labs-intl.com /etc/nginx/sites-enabled/
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systemctl enable nginx --now
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service nginx restart
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# Issue SSL certificate - website only, the mail is on the HK side
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certbot --nginx
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service nginx restart
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# Create a user for automatic website deployment from nixbld
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useradd -m zolaupd
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mkdir -p /var/www/m-labs-intl.com/html
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chown -R zolaupd /var/www/m-labs-intl.com/
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sudo -u zolaupd sh -c '
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cd /home/zolaupd;
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mkdir /home/zolaupd/.ssh;
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echo -n "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIP1OJJM8g/1ffxDjN31XKEfGmrYaW03lwpyTa1UGWqVx
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ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIF6R6XK0IiuAKxVKvSABm4m9bfOlvfJcMvTpjenuXUPv" > /home/zolaupd/.ssh/authorized_keys
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chmod 700 .ssh/
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chmod 600 .ssh/authorized_keys
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'
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# Create a user for RFQ hooks service
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useradd -m rfqserver
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cp runrfq.sh /home/rfqserver/
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cp mail.secret /home/rfqserver/
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chown rfqserver /home/rfqserver/runrfq.sh
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chmod +x /home/rfqserver/runrfq.sh
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chown rfqserver /home/rfqserver/mail.secret
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sudo -u rfqserver sh -c '
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cd /home/rfqserver;
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git clone https://git.m-labs.hk/M-Labs/web2019.git;
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cd web2019;
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python3 -m venv ./venv;
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source venv/bin/activate;
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pip install -r requirements.txt;
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'
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cp rfq.service /etc/systemd/system/
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# Automate port forwarding rules creation
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cp gretun.sh /root/gretun.sh
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cp gretun_down.sh /root/gretun_down.sh
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chmod u+x /root/gretun.sh
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chmod u+x /root/gretun_down.sh
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cp gretun.service /etc/systemd/system/
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# Enable custom services
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systemctl daemon-reload
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systemctl enable rfq.service --now
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systemctl enable gretun.service --now
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# Setup basic firewall rules
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ufw default deny
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ufw default allow outgoing
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ufw allow from 94.190.212.123
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ufw allow from 2001:470:f891:1::/64
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ufw allow from 202.77.7.238
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ufw allow from 2001:470:18:390::2
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ufw allow "Nginx HTTP"
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ufw allow "Nginx HTTPS"
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ufw limit OpenSSH
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ufw allow 25/tcp
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ufw allow 587/tcp
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ufw limit 500,4500/udp
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ufw route allow in on gre1 out on eth0
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ufw allow from 10.47.3.0/31
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ufw show added
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ufw enable
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```
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