# BetterFrame Docker nginx config.
#
# Production proxy routes for the Docker Compose stack. Upstreams use compose
# service names and only this proxy is published on the host.

upstream betterframe_admin    { server server:18080; keepalive 16; }
upstream betterframe_api      { server server:18081; keepalive 16; }
upstream betterframe_ws       { server server:18082; }
upstream betterframe_nodered  { server nodered:1880; keepalive 8; }

limit_req_zone $binary_remote_addr zone=bf_public:10m rate=30r/s;

server {
    listen 80;
    server_name _;

    client_max_body_size 16M;

    location /admin/ {
        proxy_pass http://betterframe_admin;
        proxy_set_header Host $host;
        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_http_version 1.1;
        proxy_set_header Connection "";
    }

    location = /admin { return 301 /admin/; }
    location /setup  { proxy_pass http://betterframe_admin; proxy_set_header Host $host; proxy_set_header X-Real-IP $remote_addr; }
    location /auth/  { proxy_pass http://betterframe_admin; proxy_set_header Host $host; proxy_set_header X-Real-IP $remote_addr; }
    location /static/ { proxy_pass http://betterframe_admin; }

    location /api/kiosk/ {
        proxy_pass http://betterframe_api;
        proxy_set_header Host $host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_http_version 1.1;
        proxy_set_header Connection "";
    }

    location /api/pair/ {
        limit_req zone=bf_public burst=10 nodelay;
        proxy_pass http://betterframe_api;
        proxy_set_header Host $host;
        proxy_set_header X-Real-IP $remote_addr;
    }

    location /api/admin/ {
        proxy_pass http://betterframe_admin;
        proxy_set_header Host $host;
        proxy_set_header X-Real-IP $remote_addr;
    }

    location /ws/kiosk {
        proxy_pass http://betterframe_ws;
        proxy_http_version 1.1;
        proxy_set_header Upgrade $http_upgrade;
        proxy_set_header Connection "upgrade";
        proxy_set_header Host $host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_read_timeout 86400s;
        proxy_send_timeout 86400s;
    }

    location /nrdp/ {
        auth_request /api/admin/_check;
        rewrite ^/nrdp/(.*) /$1 break;
        proxy_pass http://betterframe_nodered;
        proxy_set_header Host $host;
        proxy_http_version 1.1;
        proxy_set_header Upgrade $http_upgrade;
        proxy_set_header Connection "upgrade";
    }

    location /in/public/ {
        limit_req zone=bf_public burst=20 nodelay;
        rewrite ^/in/public/(.*) /public/$1 break;
        proxy_pass http://betterframe_nodered;
    }

    location /in/kiosk/ {
        auth_request /api/kiosk/_check;
        rewrite ^/in/kiosk/(.*) /kiosk/$1 break;
        proxy_pass http://betterframe_nodered;
    }

    location = /api/admin/_check {
        internal;
        proxy_pass http://betterframe_admin;
        proxy_pass_request_body off;
        proxy_set_header Content-Length "";
        proxy_set_header Cookie $http_cookie;
        proxy_set_header Authorization $http_authorization;
        proxy_set_header X-Real-IP $remote_addr;
    }

    location = /api/kiosk/_check {
        internal;
        proxy_pass http://betterframe_api;
        proxy_pass_request_body off;
        proxy_set_header Content-Length "";
        proxy_set_header Authorization $http_authorization;
        proxy_set_header X-Real-IP $remote_addr;
    }

    location ~ ^/(healthz|readyz|version)$ {
        proxy_pass http://betterframe_admin;
    }

    location = / {
        proxy_pass http://betterframe_admin;
    }
}