1 upstream nominatim_service {
 
   2   server unix:/run/gunicorn-nominatim.openstreetmap.org.sock fail_timeout=0;
 
   5 map $uri $nominatim_script_name {
 
  11 map $uri $nominatim_path_info {
 
  17     ~(^|&)format=html(&|$)   html;
 
  21 map $uri/$format $forward_to_ui {
 
  30 map $query_string $email_id {
 
  31     ~(^|&)email=([^&]+)  $2;
 
  34 map $email_id $missing_email {
 
  39 map $http_user_agent $missing_ua {
 
  44 map $http_referer $missing_referer {
 
  52 <% @frontends.each do |frontend| -%>
 
  53 <% frontend.ipaddresses(:role => :external).sort.each do |address| -%>
 
  63     2620:52:3:1:5054:ff:fe0a:75a4 1; # gnome
 
  64     2620:52:3:1:5054:ff:fe0a:75a2 1; # gnome
 
  65     2620:52:3:1:5054:ff:fe0a:75aa 1; # gnome
 
  66     34.234.151.67 1; # gnome - https://github.com/openstreetmap/operations/issues/1160
 
  67     54.165.53.199 1; # gnome - https://github.com/openstreetmap/operations/issues/1160
 
  68     35.153.15.118 1; # gnome - https://github.com/openstreetmap/operations/issues/1160
 
  71 map $server_protocol$http_user_agent $cleaned_user_agent {
 
  72     default $http_user_agent;
 
  73     "~^HTTP/1..Mozilla/" Script$http_user_agent;
 
  76 map $missing_email$missing_referer$cleaned_user_agent $blocked_user_agent {
 
  78    "11" 2; # block any requests without identifier
 
  79    include <%= @confdir %>/nginx_blocked_user_agent.conf;
 
  82 map $missing_email$missing_ua$http_referer $blocked_referrer {
 
  84    include <%= @confdir %>/nginx_blocked_referrer.conf;
 
  87 map $missing_referer$missing_ua$email_id $blocked_email {
 
  89    include <%= @confdir %>/nginx_blocked_email.conf;
 
  92 map $whitelisted $limit_www {
 
  94     0 $binary_remote_addr;
 
  97 map $blocked_user_agent $limit_tarpit {
 
  99     1 $binary_remote_addr;
 
 100     2 $binary_remote_addr;
 
 103 map $missing_email$missing_referer$http_user_agent $generic_mozilla {
 
 109 map $whitelisted$generic_mozilla$uri $limit_reverse {
 
 111     ~01/reverse.*  $binary_remote_addr;
 
 112     ~02/reverse.*  $binary_remote_addr;
 
 115 limit_req_zone $limit_www zone=www:50m rate=1r/s;
 
 116 limit_req_zone $limit_tarpit zone=tarpit:10m rate=1r/s;
 
 117 limit_req_zone $binary_remote_addr zone=blocked:10m rate=20r/m;
 
 118 limit_req_zone $limit_reverse zone=reverse:10m rate=10r/m;
 
 121     listen 80 default_server;
 
 122     listen [::]:80 default_server;
 
 124     access_log <%= node[:nominatim][:logdir] %>/nominatim.openstreetmap.org-access.log combined;
 
 125     error_log <%= node[:nominatim][:logdir] %>/nominatim.openstreetmap.org-error.log;
 
 127     location /nginx_status {
 
 135      rewrite ^/\.well-known/acme-challenge/(.*)$ http://acme.openstreetmap.org/.well-known/acme-challenge/$1 permanent;
 
 138          return 301 https://$host$request_uri;
 
 144     listen       443 ssl http2 default_server;
 
 146     listen       [::]:443 ssl http2 default_server;
 
 147     server_name  localhost;
 
 149     ssl_certificate /etc/ssl/certs/<%= node[:fqdn] %>.pem;
 
 150     ssl_certificate_key /etc/ssl/private/<%= node[:fqdn] %>.key;
 
 152     root <%= @directory %>/static-website;
 
 155     keepalive_requests 2;
 
 157     access_log <%= node[:nominatim][:logdir] %>/nominatim.openstreetmap.org-access.log combined;
 
 158     error_log <%= node[:nominatim][:logdir] %>/nominatim.openstreetmap.org-error.log;
 
 160     location /nginx_status {
 
 168     error_page 403 /403.html;
 
 170         limit_req zone=blocked burst=5;
 
 173     error_page 429 /509.html;
 
 175         limit_req zone=blocked burst=5;
 
 179         try_files $uri $uri/ @php;
 
 183         alias <%= @ui_directory %>/dist/;
 
 188         add_header Access-Control-Allow-Origin "*" always;
 
 192         if ($forward_to_ui) {
 
 193             rewrite ^(/[^/.]*) https://$host/ui$1.html redirect;
 
 195         if ($blocked_user_agent ~ ^2$)
 
 197         if ($blocked_referrer)
 
 201         if ($args ~* "q=[0-9]+\.[0-9]+\.[0-9]+\.[0-9]+[ &]")
 
 203         include <%= @confdir %>/nginx_blocked_generic.conf;
 
 205         limit_req zone=www burst=10;
 
 206         limit_req zone=tarpit burst=5;
 
 207         limit_req zone=reverse burst=5;
 
 208         limit_req_status 429;
 
 210         if ($request_method = 'OPTIONS') {
 
 211           add_header 'Content-Type' 'text/plain; charset=UTF-8';
 
 212           add_header 'Content-Length' 0;
 
 213           add_header Access-Control-Allow-Origin "*";
 
 214           add_header Access-Control-Allow-Methods 'GET,OPTIONS';
 
 215           add_header Access-Control-Allow-Headers $http_access_control_request_headers;
 
 219         proxy_set_header Host $http_host;
 
 220         proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
 
 221         proxy_set_header X-Forwarded-Proto $scheme;
 
 222         proxy_set_header Proxy-Connection "";
 
 224         proxy_pass http://nominatim_service;
 
 226         add_header Vary "accept-language";