1 # DO NOT EDIT - This file is being maintained by Chef
3 upstream tile_cache_backend {
4 server 127.0.0.1:8080 weight=1000 max_fails=32;
5 server 127.0.0.2:8080 weight=1000 max_fails=32;
7 # Add the tile_siblings caches to relieve pressure if local squid failing
8 # Balancer: round-robin
9 <% server_weight = 1000 -%>
10 <% Array(@node[:tilecache][:tile_siblings]).each do |cache_peer| -%>
11 <% @caches.each do |cache| -%>
12 <% if cache_peer == cache[:fqdn] -%>
13 <% if cache[:hostname] != node[:hostname] -%>
14 <% cache.ipaddresses(:family => :inet, :role => :external).sort.each do |address| -%>
15 server <%= address %>:80 weight=<%= server_weight %> max_fails=32 backup; # Server <%= cache[:hostname] %>
16 <% server_weight -= server_weight.div(2) -%>
26 # Geo Map of tile caches
29 <% @caches.each do |cache| -%>
30 <% cache.ipaddresses(:family => :inet, :role => :external).sort.each do |address| -%>
31 <%= address %> "cache"; # <%= cache[:hostname] %>
36 # Rates table based on current cookie value
37 # map $cookie__osm_totp_token $limit_rate_qos {
38 # include /etc/nginx/conf.d/tile_qos_rates.map;
41 # Set-Cookie table based on current cookie value
42 # map $cookie__osm_totp_token $cookie_qos_token_set {
43 # include /etc/nginx/conf.d/tile_qos_cookies.map;
46 map $http_user_agent $approved_scraper {
47 default 0; # Not approved
49 '~^Mozilla\/5\.0\ QGIS\/' 1; # QGIS
52 map $http_user_agent $denied_scraper {
53 default 0; # Not denied
54 '' 1; # No User-Agent Set
58 '~^Python\-urllib\/' 1;
59 '~^python\-requests\/' 1;
65 '~^Microsoft-ATL-Native\/' 1;
66 '/n software IPWorks HTTP/S Component - www.nsoftware.com' 1;
70 # Library defaults or fakes
78 '~^Java-http-client' 1;
82 'Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1)' 1;
85 'C# TilesDownloader' 1;
91 '~^Where\ my\ children' 1;
92 'nossoonibusjp.android.crosswalk' 1;
93 'br.com.concisoti.potybus' 1;
94 'com.soft373.taptaxi' 1;
95 'com.kradac.ktxcore' 1;
96 '~^ru.crowdsystems.topcontrol.knd' 1;
98 'net.uztaxi.driver' 1;
99 'OSMDroid/2.1 (its; rutaxi 3.28.0)' 1;
100 'com.helleniccomms.mercedes.driver' 1;
101 'ru.taximaster.www' 1;
102 'com.arobs.trackgps' 1;
103 'com.helleniccomms.asteras.driver' 1;
107 # '~[a-f0-9]{8}-[a-f0-9]{4}-[a-f0-9]{4}-[a-f0-9]{12}' 1; # Fake UA
110 map $http_referer $denied_referer {
111 default 0; # Not denied
113 'http://www.openstreetmap.org/' 1;
114 'http://www.openstreetmap.org' 1;
115 'https://www.openstreetmap.org' 1;
116 'http://openstreetmap.org/' 1;
117 'http://openstreetmap.org' 1;
118 'https://openstreetmap.org' 1;
119 'http://www.osm.org/' 1;
120 'http://www.osm.org' 1;
123 'http://google.com' 1;
124 'http://www.google.com' 1;
125 'http://google.com/' 1;
126 'http://www.google.com/' 1;
127 'https://google.com' 1;
128 'https://www.google.com' 1;
129 'https://google.com/' 1;
130 'https://www.google.com/' 1;
131 'http://www.microsoft.com/' 1;
134 '~^https?://pmap\.kuku\.lu/' 1;
135 '~^https?://[^.]*\.pmap\.kuku\.lu/' 1;
136 '~^https?://fastpokemap\.com/' 1;
137 '~^https?://[^.]*\.fastpokemap\.com/' 1;
138 '~^https?://pkget\.com/' 1;
139 '~^https?://[^.]*\.pkget\.com/' 1;
140 '~^https?://twpkinfo\.com/' 1;
141 '~^https?://[^.]*\.twpkinfo\.com/' 1;
142 '~^https?://9db\.jp/' 1;
143 '~^https?://[^.]*\.9db\.jp/' 1;
144 '~^https?://clustrmaps\.com/' 1;
145 '~^https?://[^.]*\.clustrmaps\.com/' 1;
146 '~^https?://geoportal360\.pl/' 1;
147 '~^https?://skelbiu\.lt/' 1;
148 '~^https?://[^.]*\.skelbiu\.lt/' 1;
149 # '~^https?://[^.]*\.wialon.com/' 1; # (hold per 2020-04-10 email)
152 map $http_referer $osm_referer {
154 '~^https:\/\/www\.openstreetmap\.org\/' 'osm'; # True
157 # Limit Cache-Control header to only approved User-Agents
158 map $tile_cache$osm_referer$http_user_agent $limit_http_cache_control {
159 default ''; # Unset Header
160 '~^clientosmMozilla\/5\.0\ \(X11' $http_cache_control; # Pass Header
161 '~^clientosmMozilla\/5\.0\ \(Windows' $http_cache_control; # Pass Header
162 '~^clientosmMozilla\/5\.0\ \(iPhone' $http_cache_control; # Pass Header
163 '~^clientosmMozilla\/5\.0\ \(Macintosh' $http_cache_control; # Pass Header
164 '~^clientosmMozilla\/5\.0\ \(Linux' $http_cache_control; # Pass Header
167 # Limit Pragma header to only approved User-Agents
168 map $tile_cache$osm_referer$http_user_agent $limit_http_pragma {
169 default ''; # Unset Header
170 '~^clientosmMozilla\/5\.0\ \(X11' $http_pragma; # Pass Header
171 '~^clientosmMozilla\/5\.0\ \(Windows' $http_pragma; # Pass Header
172 '~^clientosmMozilla\/5\.0\ \(iPhone' $http_pragma; # Pass Header
173 '~^clientosmMozilla\/5\.0\ \(Macintosh' $http_pragma; # Pass Header
174 '~^clientosmMozilla\/5\.0\ \(Linux' $http_pragma; # Pass Header
177 # Find Browser User-Agents which are not sending a referer.
178 # Browsers with no referer could be due to Browser extension or website Referrer-Policy
179 map $tile_cache$http_referer$scheme$http_user_agent $deny_missing_referer {
180 default 0; # Not denied
181 '~^clienthttpsMozilla\/5\.0\ \(X11' 1;
182 '~^clienthttpsMozilla\/5\.0\ \(Windows' 1;
183 '~^clienthttpsMozilla\/5\.0\ \(iPhone' 1;
184 '~^clienthttpsMozilla\/5\.0\ \(Macintosh' 1;
185 '~^clienthttpsMozilla\/5\.0\ \(Linux' 1;
190 listen 80 deferred backlog=16384 reuseport fastopen=2048 default_server;
191 listen 443 ssl deferred backlog=16384 reuseport fastopen=2048 http2 default_server;
193 listen [::]:80 deferred backlog=16384 reuseport fastopen=2048 default_server;
194 listen [::]:443 ssl deferred backlog=16384 reuseport fastopen=2048 http2 default_server;
195 server_name localhost;
198 proxy_busy_buffers_size 64k;
200 ssl_certificate /etc/ssl/certs/tile.openstreetmap.org.pem;
201 ssl_certificate_key /etc/ssl/private/tile.openstreetmap.org.key;
203 # Requests sent within early data are subject to replay attacks.
204 # See: http://nginx.org/en/docs/http/ngx_http_ssl_module.html#ssl_early_data
207 # Immediately 404 layers we do not support
208 <% for i in 20..99 do %>
209 location /<%= i %>/ {
214 # Immediately 404 silly tile requests
215 location = /0/0/-1.png {
218 location = /1/0/-1.png {
221 location = /1/-1/0.png {
224 location = /1/-1/1.png {
227 location = /1/-1/-1.png {
230 location = /1/-1/2.png {
233 location = /1/1/-1.png {
236 location = /1/2/-1.png {
239 location = /2/0/-1.png {
242 location = /2/-1/0.png {
245 location = /2/-1/1.png {
248 location = /2/1/-1.png {
251 location = /2/-1/2.png {
254 location = /2/-1/3.png {
258 <% for i in 0..16 do %>
260 # Default Fallback Location Handler (lowest)
263 # Dedicated zoom handler for caching
264 location /<%= i %>/ {
266 # Only allow GET / HEAD / OPTIONS (CORS) requests
267 limit_except GET HEAD OPTIONS {
271 proxy_pass http://tile_cache_backend;
272 proxy_set_header X-Forwarded-For $remote_addr;
273 proxy_http_version 1.1;
274 proxy_set_header Connection '';
276 proxy_connect_timeout 20s;
278 proxy_next_upstream_tries 2;
280 # Replace host header.
281 proxy_set_header Host 'tile.openstreetmap.org';
282 # Do not pass cookies to backends.
283 proxy_set_header Cookie '';
284 # Do not pass Accept-Encoding to backends.
285 proxy_set_header Accept-Encoding '';
286 # Do not pass Accept to backends.
287 proxy_set_header Accept '';
288 # Do not pass Accept-Language to backends as unused.
289 proxy_set_header Accept-Language '';
290 proxy_set_header Accept-Charset '';
291 # Do not send origin, we allow all.
292 proxy_set_header origin '';
293 # Do not pass invalid headers to backend.
294 proxy_set_header X-Forwarded-Host '';
295 proxy_set_header X-Host '';
296 proxy_set_header Authorization '';
297 proxy_set_header Proxy-Authorization '';
299 # Drop partial requests
300 proxy_set_header range '';
302 # Do not allow setting cookies from backends due to caching.
303 proxy_ignore_headers Set-Cookie;
304 proxy_hide_header Set-Cookie;
308 proxy_cache "proxy_cache_zone";
310 proxy_cache_valid 200 2d;
311 proxy_cache_valid 404 15m;
312 # Serve stale cache on errors or if updating
313 proxy_cache_use_stale error timeout updating http_404 http_500 http_503 http_504;
314 # If in cache as stale, serve stale and update in background
315 proxy_cache_background_update on;
316 # Workaround nginx async bug which causes stale cache replies to wait for the async backend cache update reply (seen in v1.16.0)
317 keepalive_requests 0;
318 # Enable revalidation using If-Modified-Since and If-None-Match for stale items
319 proxy_cache_revalidate on;
320 proxy_cache_min_uses 4;
322 add_header x-cache-status "$upstream_cache_status - <%= node[:hostname] %>";
324 # Severely rate limit Browser UAs which are not sending a referer.
325 # With no referer we do not know who is using tiles
326 if ($deny_missing_referer) {
327 set $limit_rate 1024;
328 add_header x-cache-ratelimit "missing-referer";
332 # Set a QoS cookie if none presented (uses nginx Map)
333 # add_header Set-Cookie $cookie_qos_token_set;
334 <% if node[:ssl][:strict_transport_security] -%>
335 # Ensure Strict-Transport-Security header is removed from proxied server responses
336 proxy_hide_header Strict-Transport-Security;
339 add_header Strict-Transport-Security "<%= node[:ssl][:strict_transport_security] %>" always;
342 # QoS Traffic Rate see $limit_rate on http://nginx.org/en/docs/http/ngx_http_core_module.html
343 # set $limit_rate $limit_rate_qos;
345 # Allow Higher Traffic Rate from Approved User-Agents which do not support cookies (uses nginx Map)
346 # if ($approved_scraper) {
347 # set $limit_rate 65536;
350 if ($denied_scraper) {
354 if ($denied_referer) {
359 # Strip any ?query parameters from urls
362 # Allow cache purging headers only from select User-Agents (uses nginx Map)
363 proxy_set_header Cache-Control $limit_http_cache_control;
364 proxy_set_header Pragma $limit_http_pragma;