tilecache: fix peer weight

[chef.git] / cookbooks / tilecache / templates / default / nginx_tile.conf.erb

diff --git a/cookbooks/tilecache/templates/default/nginx_tile.conf.erb b/cookbooks/tilecache/templates/default/nginx_tile.conf.erb
index 8325c1b771d9f71ec069542edf1a92b366d22f1b..4495f568af839ef6457874b05b9ab61371ac973c 100644 (file)
--- a/cookbooks/tilecache/templates/default/nginx_tile.conf.erb
+++ b/cookbooks/tilecache/templates/default/nginx_tile.conf.erb
@@ -4,18 +4,23 @@ upstream tile_cache_backend {
   server 127.0.0.1:8080;
   server 127.0.0.2:8080;
 
-  # Add the other caches to relieve pressure if local squid failing
+  # Add the tile_siblings caches to relieve pressure if local squid failing
   # Balancer: round-robin
+<% server_weight = 20 -%>
+<% @node[:tilecache][:tile_siblings].each do |cache_peer| -%>
 <% @caches.each do |cache| -%>
+<% if cache_peer == cache[:fqdn] -%>
 <% if cache[:hostname] != node[:hostname] -%>
 <% cache.ipaddresses(:family => :inet, :role => :external).sort.each do |address| -%>
-  server <%= address %>:80 backup; # Server <%= cache[:hostname] %>
+  server <%= address %>:80 weight=<%= server_weight.div(10) %>; # Server <%= cache[:hostname] %>
+<% server_weight += 5 -%>
+<% end -%>
+<% end -%>
 <% end -%>
 <% end -%>
 <% end -%>
 
-  keepalive 512;
-  keepalive_requests 1024;
+  keepalive 128;
 }
 
 # Geo Map of tile caches
@@ -54,10 +59,12 @@ map $http_user_agent $denied_scraper {
   '~^Java\/'             1; # Library Default
   '~^tiles$'             1; # Library Default
   '~^okhttp\/'           1; # Library Default
-  '~^Microsoft-ATL-Native\/' 1; #Library Default
+  '~^Microsoft-ATL-Native\/' 1; # Library Default
   '/n software IPWorks HTTP/S Component - www.nsoftware.com' 1; #Library default
+  '~^Wget\/'             1; # Library Default
   'C# TilesDownloader'   1; # Downloader
   'MapDownloader'        1; # Downloader
+  '~^staticmaps'         1; # Downloader
   'Android'              1; # Default or fake
   'kc_android'           1; # Default or fake
   'Mozilla/4.0'          1; # Fake
@@ -69,20 +76,37 @@ map $http_user_agent $denied_scraper {
   'com.soft373.taptaxi'  1;
   'com.kradac.ktxcore'   1;
   'ru.crowdsystems.topcontrol.knd' 1;
+  'pl.itaxi.driver'      1;
+  'net.uztaxi.driver'    1;
+  'OSMDroid/2.1 (its; rutaxi 3.28.0)' 1;
+  'com.helleniccomms.mercedes.driver' 1;
+  'ru.taximaster.www'    1;
+  'com.arobs.trackgps'   1;
+  'com.helleniccomms.asteras.driver' 1;
+  # '~[a-f0-9]{8}-[a-f0-9]{4}-[a-f0-9]{4}-[a-f0-9]{12}' 1; # Fake UA
 }
 
 map $http_referer $denied_referer {
   default                          0; # Not denied
   'http://www.openstreetmap.org/'  1; # Faked
   'http://www.openstreetmap.org'   1; # Faked
+  'https://www.openstreetmap.org'  1; # Faked
   'http://openstreetmap.org/'      1; # Faked
   'http://openstreetmap.org'       1; # Faked
+  'https://openstreetmap.org'      1; # Faked
   'http://www.osm.org/'            1; # Faked
   'http://www.osm.org'             1; # Faked
   'http://osm.org/'                1; # Faked
   'http://osm.org'                 1; # Faked
-  '~^http://google\.com'           1; # Faked
-  '~^http://www\.google\.com'      1; # Faked
+  'http://google.com'              1; # Faked
+  'http://www.google.com'          1; # Faked
+  'http://google.com/'             1; # Faked
+  'http://www.google.com/'         1; # Faked
+  'https://google.com'             1; # Faked
+  'https://www.google.com'         1; # Faked
+  'https://google.com/'            1; # Faked
+  'https://www.google.com/'        1; # Faked
+  'http://www.microsoft.com/'      1; # Faked
   '~^https?://pmap\.kuku\.lu/'           1; # Too much traffic
   '~^https?://[^.]*\.pmap\.kuku\.lu/'    1; # Too much traffic
   '~^https?://fastpokemap\.com/'         1; # Too much traffic
@@ -91,6 +115,10 @@ map $http_referer $denied_referer {
   '~^https?://[^.]*\.pkget\.com/'        1; # Too much traffic
   '~^https?://twpkinfo\.com/'            1; # Too much traffic
   '~^https?://[^.]*\.twpkinfo\.com/'     1; # Too much traffic
+  '~^https?://9db\.jp/'                  1; # Too much traffic
+  '~^https?://[^.]*\.9db\.jp/'           1; # Too much traffic
+  '~^https?://clustrmaps\.com/'          1; # Too much traffic
+  '~^https?://[^.]*\.clustrmaps\.com/'   1; # Too much traffic
 }
 
 map $http_referer $osm_referer {
@@ -112,6 +140,17 @@ map $osm_referer$http_user_agent $limit_http_pragma {
   '~^osmMozilla\/5\.0\ ' $http_pragma; # Pass Header
 }
 
+# Find Browser User-Agents which are not sending a referer.
+# Browsers with no referer could be due to Browser extension or website Referrer-Policy
+map $http_referer$scheme$http_user_agent $deny_missing_referer {
+  default                             0; # Not denied
+  '~^httpsMozilla\/5\.0\ \(X11'       1;
+  '~^httpsMozilla\/5\.0\ \(Windows'   1;
+  '~^httpsMozilla\/5\.0\ \(iPhone'    1;
+  '~^httpsMozilla\/5\.0\ \(Macintosh' 1;
+  '~^httpsMozilla\/5\.0\ \(Linux'     1;
+}
+
 server {
     # IPv4
     listen       80 deferred backlog=16384 reuseport fastopen=2048 default_server;
@@ -197,7 +236,7 @@ server {
       return 404;
     }
 
-<% for i in 0..15 do %>
+<% for i in 0..16 do %>
 <% if i == 0 -%>
     # Default Fallback Location Handler (lowest)
     location / {
@@ -215,7 +254,7 @@ server {
       proxy_http_version 1.1;
       proxy_set_header Connection '';
 
-      proxy_connect_timeout 10s;
+      proxy_connect_timeout 20s;
 
       # Replace host header.
       proxy_set_header Host 'tile.openstreetmap.org';
@@ -247,17 +286,26 @@ server {
       # Caching
       proxy_cache "proxy_cache_zone";
       proxy_cache_lock on;
-      proxy_cache_valid 200 1d;
+      proxy_cache_valid 200 2d;
       proxy_cache_valid 404 15m;
       # Serve stale cache on errors or if updating
       proxy_cache_use_stale error timeout updating http_404 http_500 http_503 http_504;
       # If in cache as stale, serve stale and update in background
       proxy_cache_background_update on;
+      # Workaround nginx async bug which causes stale cache replies to wait for the async backend cache update reply (seen in v1.16.0)
+      keepalive_requests 0;
       # Enable revalidation using If-Modified-Since and If-None-Match for stale items
       proxy_cache_revalidate on;
-      proxy_cache_min_uses 8;
+      proxy_cache_min_uses 4;
 
       add_header x-cache-status $upstream_cache_status;
+<% else %>
+      # Severely rate limit Browser UAs which are not sending a referer.
+      # With no referer we do not know who is using tiles
+      if ($deny_missing_referer) {
+        set $limit_rate 1024;
+        add_header x-cache-ratelimit "missing-referer";
+      }
 <% end -%>
 
       # Set a QoS cookie if none presented (uses nginx Map)