codex-pets/deploy/nginx-pets-edge-proxy.conf.example at main · astandrik/codex-pets · GitHub

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map $http_user_agent $codex_preview_bot_ua {
    default 0;
    ~*(TelegramBot|WebpageBot|Twitterbot|Slackbot|LinkedInBot|facebookexternalhit|Discordbot|WhatsApp|SkypeUriPreview) 1;
}

map $http_user_agent $codex_preview_browserish_ua {
    default 0;
    ~*(Firefox/(75|77)\.0|Chrome/(72|96)\.0\.) 1;
}

map $remote_addr $codex_preview_ip {
    default 0;
    ~^149\.154\.161\. 1;
    ~^95\.161\.76\. 1;
    ~^93\.158\.188\. 1;
}

map "$codex_preview_bot_ua:$codex_preview_browserish_ua:$codex_preview_ip" $codex_preview_request {
    default 0;
    ~^1: 1;
    0:1:1 1;
}

server {
    listen 80;
    listen [::]:80;
    server_name pets.example.com;

    location ^~ /.well-known/acme-challenge/ {
        root /var/www/letsencrypt;
        default_type text/plain;
        try_files $uri =404;
    }

    return 301 https://$host$request_uri;
}

server {
    listen 443 ssl http2;
    listen [::]:443 ssl http2;
    server_name pets.example.com;

    ssl_certificate     /etc/letsencrypt/live/pets.example.com/fullchain.pem;
    ssl_certificate_key /etc/letsencrypt/live/pets.example.com/privkey.pem;

    client_max_body_size 20m;

    location ^~ /.well-known/acme-challenge/ {
        root /var/www/letsencrypt;
        default_type text/plain;
        try_files $uri =404;
    }

    location = /opengraph-image {
        proxy_pass https://APP_UPSTREAM_HOST_OR_IP/opengraph-image;
        proxy_http_version 1.1;
        proxy_ssl_server_name on;
        proxy_ssl_name pets.example.com;
        proxy_set_header Host pets.example.com;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Forwarded-Proto $scheme;
    }

    location = / {
        if ($codex_preview_request) {
            rewrite ^ /api/preview/site break;
        }

        proxy_pass https://APP_UPSTREAM_HOST_OR_IP;
        proxy_http_version 1.1;
        proxy_ssl_server_name on;
        proxy_ssl_name pets.example.com;
        proxy_set_header Host pets.example.com;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Forwarded-Proto $scheme;
        proxy_set_header X-Forwarded-Host $host;
        proxy_set_header Upgrade $http_upgrade;
        proxy_set_header Connection "upgrade";
    }

    location ~ ^/pets/([^/?#]+)$ {
        set $codex_pet_slug $1;

        if ($codex_preview_request) {
            rewrite ^ /api/preview/pets/$codex_pet_slug break;
        }

        proxy_pass https://APP_UPSTREAM_HOST_OR_IP;
        proxy_http_version 1.1;
        proxy_ssl_server_name on;
        proxy_ssl_name pets.example.com;
        proxy_set_header Host pets.example.com;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Forwarded-Proto $scheme;
        proxy_set_header X-Forwarded-Host $host;
        proxy_set_header Upgrade $http_upgrade;
        proxy_set_header Connection "upgrade";
    }

    location ^~ /api/assets/ {
        proxy_pass https://APP_UPSTREAM_HOST_OR_IP;
        proxy_http_version 1.1;
        proxy_ssl_server_name on;
        proxy_ssl_name pets.example.com;
        proxy_set_header Host pets.example.com;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Forwarded-Proto $scheme;
    }

    location / {
        proxy_pass https://APP_UPSTREAM_HOST_OR_IP;
        proxy_http_version 1.1;
        proxy_ssl_server_name on;
        proxy_ssl_name pets.example.com;
        proxy_set_header Host pets.example.com;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Forwarded-Proto $scheme;
        proxy_set_header X-Forwarded-Host $host;
        proxy_set_header Upgrade $http_upgrade;
        proxy_set_header Connection "upgrade";
    }
}