1 # DO NOT EDIT - This file is being maintained by Chef
3 upstream tile_cache_backend {
7 # Add the other caches to relieve pressure if local squid failing
8 # Balancer: round-robin
9 <% @caches.each do |cache| -%>
10 <% if cache[:hostname] != node[:hostname] -%>
11 <% cache.ipaddresses(:family => :inet, :role => :external).sort.each do |address| -%>
12 server <%= address %>:80 backup; # Server <%= cache[:hostname] %>
18 keepalive_requests 1024;
21 # Geo Map of tile caches
24 <% @caches.each do |cache| -%>
25 <% cache.ipaddresses(:family => :inet, :role => :external).sort.each do |address| -%>
26 <%= address %> 1; # <%= cache[:hostname] %>
31 # Rates table based on current cookie value
32 # map $cookie__osm_totp_token $limit_rate_qos {
33 # include /etc/nginx/conf.d/tile_qos_rates.map;
36 # Set-Cookie table based on current cookie value
37 # map $cookie__osm_totp_token $cookie_qos_token_set {
38 # include /etc/nginx/conf.d/tile_qos_cookies.map;
41 map $http_user_agent $approved_scraper {
42 default 0; # Not approved
44 '~^Mozilla\/5\.0\ QGIS\/' 1; # QGIS
47 map $http_user_agent $denied_scraper {
48 default 0; # Not denied
49 '' 1; # No User-Agent Set
50 '~^Python\-urllib\/' 1; # Library Default
51 '~^python\-requests\/' 1; # Library Default
52 '~^node\-fetch\/' 1; # Library Default
53 '~^R$' 1; # Library Default
54 '~^Java\/' 1; # Library Default
55 '~^tiles$' 1; # Library Default
56 '~^okhttp\/' 1; # Library Default
57 '~^Microsoft-ATL-Native\/' 1; # Library Default
58 '/n software IPWorks HTTP/S Component - www.nsoftware.com' 1; #Library default
59 '~^Wget\/' 1; # Library Default
60 'C# TilesDownloader' 1; # Downloader
61 'MapDownloader' 1; # Downloader
62 '~^staticmaps' 1; # Downloader
63 'Android' 1; # Default or fake
64 'kc_android' 1; # Default or fake
65 'Mozilla/4.0' 1; # Fake
66 'Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1)' 1; # Fake
67 '~^runtastic' 1; # App
68 '~^Where\ my\ children' 1; # App
69 'nossoonibusjp.android.crosswalk' 1; # App
70 'br.com.concisoti.potybus' 1; # App
71 'com.soft373.taptaxi' 1;
72 'com.kradac.ktxcore' 1;
73 'ru.crowdsystems.topcontrol.knd' 1;
74 # '~[a-f0-9]{8}-[a-f0-9]{4}-[a-f0-9]{4}-[a-f0-9]{12}' 1; # Fake UA
77 map $http_referer $denied_referer {
78 default 0; # Not denied
79 'http://www.openstreetmap.org/' 1; # Faked
80 'http://www.openstreetmap.org' 1; # Faked
81 'https://www.openstreetmap.org' 1; # Faked
82 'http://openstreetmap.org/' 1; # Faked
83 'http://openstreetmap.org' 1; # Faked
84 'https://openstreetmap.org' 1; # Faked
85 'http://www.osm.org/' 1; # Faked
86 'http://www.osm.org' 1; # Faked
87 'http://osm.org/' 1; # Faked
88 'http://osm.org' 1; # Faked
89 'http://google.com' 1; # Faked
90 'http://www.google.com' 1; # Faked
91 'http://google.com/' 1; # Faked
92 'http://www.google.com/' 1; # Faked
93 'https://google.com' 1; # Faked
94 'https://www.google.com' 1; # Faked
95 'https://google.com/' 1; # Faked
96 'https://www.google.com/' 1; # Faked
97 'http://www.microsoft.com/' 1; # Faked
98 '~^https?://pmap\.kuku\.lu/' 1; # Too much traffic
99 '~^https?://[^.]*\.pmap\.kuku\.lu/' 1; # Too much traffic
100 '~^https?://fastpokemap\.com/' 1; # Too much traffic
101 '~^https?://[^.]*\.fastpokemap\.com/' 1; # Too much traffic
102 '~^https?://pkget\.com/' 1; # Too much traffic
103 '~^https?://[^.]*\.pkget\.com/' 1; # Too much traffic
104 '~^https?://twpkinfo\.com/' 1; # Too much traffic
105 '~^https?://[^.]*\.twpkinfo\.com/' 1; # Too much traffic
106 '~^https?://9db\.jp/' 1; # Too much traffic
107 '~^https?://[^.]*\.9db\.jp/' 1; # Too much traffic
108 '~^https?://clustrmaps\.com/' 1; # Too much traffic
109 '~^https?://[^.]*\.clustrmaps\.com/' 1; # Too much traffic
112 map $http_referer $osm_referer {
114 '~^https:\/\/www\.openstreetmap\.org\/' 'osm'; # True
117 # Limit Cache-Control header to only approved User-Agents
118 map $osm_referer$http_user_agent $limit_http_cache_control {
119 default ''; # Unset Header
120 '~^osmMozilla\/5\.0\ QGIS\/' ''; # Unset Header
121 '~^osmMozilla\/5\.0\ ' $http_cache_control; # Pass Header
124 # Limit Pragma header to only approved User-Agents
125 map $osm_referer$http_user_agent $limit_http_pragma {
126 default ''; # Unset Header
127 '~^osmMozilla\/5\.0\ QGIS\/' ''; # Unset Header
128 '~^osmMozilla\/5\.0\ ' $http_pragma; # Pass Header
131 # Find Browser User-Agents which are not sending a referer.
132 # Browsers with no referer could be due to Browser extension or website Referrer-Policy
133 map $http_referer$scheme$http_user_agent $deny_missing_referer {
134 default 0; # Not denied
135 '~^httpsMozilla\/5\.0\ \(X11' 1;
136 '~^httpsMozilla\/5\.0\ \(Windows' 1;
137 '~^httpsMozilla\/5\.0\ \(iPhone' 1;
138 '~^httpsMozilla\/5\.0\ \(Macintosh' 1;
139 '~^httpsMozilla\/5\.0\ \(Linux' 1;
144 listen 80 deferred backlog=16384 reuseport fastopen=2048 default_server;
145 listen 443 ssl deferred backlog=16384 reuseport fastopen=2048 http2 default_server;
147 listen [::]:80 deferred backlog=16384 reuseport fastopen=2048 default_server;
148 listen [::]:443 ssl deferred backlog=16384 reuseport fastopen=2048 http2 default_server;
149 server_name localhost;
152 proxy_busy_buffers_size 64k;
154 ssl_certificate /etc/ssl/certs/tile.openstreetmap.org.pem;
155 ssl_certificate_key /etc/ssl/private/tile.openstreetmap.org.key;
157 # Requests sent within early data are subject to replay attacks.
158 # See: http://nginx.org/en/docs/http/ngx_http_ssl_module.html#ssl_early_data
161 # Immediately 404 layers we do not support
162 <% for i in 20..99 do %>
163 location /<%= i %>/ {
169 # Immediately 404 silly tile requests
170 location = /0/0/-1.png {
174 location = /1/0/-1.png {
178 location = /1/-1/0.png {
182 location = /1/-1/1.png {
186 location = /1/-1/-1.png {
190 location = /1/-1/2.png {
194 location = /1/1/-1.png {
198 location = /1/2/-1.png {
202 location = /2/0/-1.png {
206 location = /2/-1/0.png {
210 location = /2/-1/1.png {
214 location = /2/1/-1.png {
218 location = /2/-1/2.png {
222 location = /2/-1/3.png {
227 <% for i in 0..16 do %>
229 # Default Fallback Location Handler (lowest)
232 # Dedicated zoom handler for caching
233 location /<%= i %>/ {
235 # Only allow GET / HEAD / OPTIONS (CORS) requests
236 limit_except GET HEAD OPTIONS {
240 proxy_pass http://tile_cache_backend;
241 proxy_set_header X-Forwarded-For $remote_addr;
242 proxy_http_version 1.1;
243 proxy_set_header Connection '';
245 proxy_connect_timeout 20s;
247 # Replace host header.
248 proxy_set_header Host 'tile.openstreetmap.org';
249 # Do not pass cookies to backends.
250 proxy_set_header Cookie '';
251 # Do not pass Accept-Encoding to backends.
252 proxy_set_header Accept-Encoding '';
253 # Do not pass Accept to backends.
254 proxy_set_header Accept '';
255 # Do not pass Accept-Language to backends as unused.
256 proxy_set_header Accept-Language '';
257 proxy_set_header Accept-Charset '';
258 # Do not send origin, we allow all.
259 proxy_set_header origin '';
260 # Do not pass invalid headers to backend.
261 proxy_set_header X-Forwarded-Host '';
262 proxy_set_header X-Host '';
263 proxy_set_header Authorization '';
264 proxy_set_header Proxy-Authorization '';
266 # Drop partial requests
267 proxy_set_header range '';
269 # Do not allow setting cookies from backends due to caching.
270 proxy_ignore_headers Set-Cookie;
271 proxy_hide_header Set-Cookie;
275 proxy_cache "proxy_cache_zone";
277 proxy_cache_valid 200 2d;
278 proxy_cache_valid 404 15m;
279 # Serve stale cache on errors or if updating
280 proxy_cache_use_stale error timeout updating http_404 http_500 http_503 http_504;
281 # If in cache as stale, serve stale and update in background
282 proxy_cache_background_update on;
283 # Workaround nginx async bug which causes stale cache replies to wait for the async backend cache update reply (seen in v1.16.0)
284 keepalive_requests 0;
285 # Enable revalidation using If-Modified-Since and If-None-Match for stale items
286 proxy_cache_revalidate on;
287 proxy_cache_min_uses 4;
289 add_header x-cache-status $upstream_cache_status;
291 # Severely rate limit Browser UAs which are not sending a referer.
292 # With no referer we do not know who is using tiles
293 if ($deny_missing_referer) {
294 set $limit_rate 1024;
295 add_header x-cache-ratelimit "missing-referer";
299 # Set a QoS cookie if none presented (uses nginx Map)
300 # add_header Set-Cookie $cookie_qos_token_set;
301 <% if node[:ssl][:strict_transport_security] -%>
302 # Ensure Strict-Transport-Security header is removed from proxied server responses
303 proxy_hide_header Strict-Transport-Security;
306 add_header Strict-Transport-Security "<%= node[:ssl][:strict_transport_security] %>" always;
309 # QoS Traffic Rate see $limit_rate on http://nginx.org/en/docs/http/ngx_http_core_module.html
310 # set $limit_rate $limit_rate_qos;
312 # Allow Higher Traffic Rate from Approved User-Agents which do not support cookies (uses nginx Map)
313 # if ($approved_scraper) {
314 # set $limit_rate 65536;
317 if ($denied_scraper) {
321 if ($denied_referer) {
326 # Strip any ?query parameters from urls
329 # Allow cache purging headers only from select User-Agents (uses nginx Map)
330 proxy_set_header Cache-Control $limit_http_cache_control;
331 proxy_set_header Pragma $limit_http_pragma;