X-Git-Url: https://git.openstreetmap.org/chef.git/blobdiff_plain/c2ead87b1ff929532f5ae3107ae9ce7a50ceed5f..672db0ffdbfdec5510c282e7eeb2adc30d535111:/cookbooks/tilecache/templates/default/nginx_tile.conf.erb?ds=sidebyside diff --git a/cookbooks/tilecache/templates/default/nginx_tile.conf.erb b/cookbooks/tilecache/templates/default/nginx_tile.conf.erb index 7343e066d..0b77171e8 100644 --- a/cookbooks/tilecache/templates/default/nginx_tile.conf.erb +++ b/cookbooks/tilecache/templates/default/nginx_tile.conf.erb @@ -2,6 +2,8 @@ upstream tile_cache_backend { server 127.0.0.1; + server 127.0.0.2; + server 127.0.0.3; # Add the other caches to relieve pressure if local squid failing # Balancer: round-robin @@ -15,7 +17,8 @@ upstream tile_cache_backend { <% end -%> <% end -%> - keepalive 256; + keepalive 512; + keepalive_requests 1024; } # Geo Map of tile caches @@ -29,12 +32,12 @@ geo $tile_cache { } # Rates table based on current cookie value -map $cookie_qos_token $limit_rate_qos { +map $cookie__osm_totp_token $limit_rate_qos { include /etc/nginx/conf.d/tile_qos_rates.map; } # Set-Cookie table based on current cookie value -map $cookie_qos_token $cookie_qos_token_set { +map $cookie__osm_totp_token $cookie_qos_token_set { include /etc/nginx/conf.d/tile_qos_cookies.map; } @@ -46,12 +49,13 @@ map $http_user_agent $approved_scraper { map $http_user_agent $denied_scraper { default 0; # Not denied + '' 1; # No User-Agent Set '~^Python\-urllib\/' 1; # Library Default '~^python\-requests\/' 1; # Library Default + '~^node\-fetch\/' 1; # Library Default '~^R$' 1; # Library Default '~^Java\/' 1; # Library Default '~^tiles$' 1; # Library Default - '~^Dalvik\/' 1; # Library Default '~^runtastic' 1; # App 'Mozilla/4.0' 1; # Fake 'Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1)' 1; # Fake @@ -69,6 +73,11 @@ map $http_referer $denied_referer { 'http://osm.org' 1; # Faked } +map $http_referer $osm_referer { + default 0; # False + '~^https:\/\/www\.openstreetmap\.org\/' 'osm'; # True +} + # Limit Cache-Control header to only approved User-Agents map $http_user_agent $limit_http_cache_control { default ''; # Unset Header @@ -84,7 +93,7 @@ map $http_user_agent $limit_http_pragma { } server { - listen 443 ssl fastopen=2048 http2 default_server; + listen 443 ssl deferred backlog=16384 reuseport fastopen=2048 http2 default_server; server_name localhost; proxy_buffers 8 64k; @@ -92,25 +101,132 @@ server { ssl_certificate /etc/ssl/certs/tile.openstreetmap.org.pem; ssl_certificate_key /etc/ssl/private/tile.openstreetmap.org.key; + # Requests sent within early data are subject to replay attacks. + # See: http://nginx.org/en/docs/http/ngx_http_ssl_module.html#ssl_early_data + ssl_early_data on; + + # Immediately 404 layers we do not support +<% for i in 20..99 do %> + location /<%= i %>/ { + set $limit_rate 512; + return 404; + } +<% end %> + + # Immediately 404 silly tile requests + location = /0/0/-1.png { + set $limit_rate 512; + return 404; + } + location = /1/0/-1.png { + set $limit_rate 512; + return 404; + } + location = /1/-1/0.png { + set $limit_rate 512; + return 404; + } + location = /1/-1/1.png { + set $limit_rate 512; + return 404; + } + location = /1/-1/-1.png { + set $limit_rate 512; + return 404; + } + location = /1/-1/2.png { + set $limit_rate 512; + return 404; + } + location = /1/1/-1.png { + set $limit_rate 512; + return 404; + } + location = /1/2/-1.png { + set $limit_rate 512; + return 404; + } + location = /2/0/-1.png { + set $limit_rate 512; + return 404; + } + location = /2/-1/0.png { + set $limit_rate 512; + return 404; + } + location = /2/-1/1.png { + set $limit_rate 512; + return 404; + } + location = /2/1/-1.png { + set $limit_rate 512; + return 404; + } + location = /2/-1/2.png { + set $limit_rate 512; + return 404; + } + location = /2/-1/3.png { + set $limit_rate 512; + return 404; + } + +<% for i in 0..14 do %> +<% if i == 0 -%> + # Default Fallback Location Handler (lowest) location / { +<% elsif -%> + # Dedicated zoom handler for caching + location /<%= i %>/ { +<% end %> proxy_pass http://tile_cache_backend; proxy_set_header X-Forwarded-For $remote_addr; proxy_http_version 1.1; proxy_set_header Connection ''; - proxy_connect_timeout 5s; + proxy_connect_timeout 10s; - # Preserve host header. - proxy_set_header Host $host; + # Replace host header. + proxy_set_header Host 'tile.openstreetmap.org'; # Do not pass cookies to backends. proxy_set_header Cookie ''; # Do not pass Accept-Encoding to backends. proxy_set_header Accept-Encoding ''; + # Do not pass Accept to backends. + proxy_set_header Accept ''; + # Do not pass Accept-Language to backends as unused. + proxy_set_header Accept-Language ''; + proxy_set_header Accept-Charset ''; + # Do not send origin, we allow all. + proxy_set_header origin ''; + # Do not pass invalid headers to backend. + proxy_set_header X-Forwarded-Host ''; + proxy_set_header X-Host ''; + proxy_set_header Authorization ''; + proxy_set_header Proxy-Authorization ''; + + # Drop partial requests + proxy_set_header range ''; # Do not allow setting cookies from backends due to caching. proxy_ignore_headers Set-Cookie; proxy_hide_header Set-Cookie; +<% if i != 0 -%> + # Caching + proxy_cache "proxy_cache_zone"; + proxy_cache_lock on; + proxy_cache_valid 200 1d; + proxy_cache_valid 404 15m; + # Serve stale cache on errors or if updating + proxy_cache_use_stale error timeout updating http_500 http_503 http_504; + # If in cache as stale, serve stale and update in background + proxy_cache_background_update on; + proxy_cache_min_uses 8; + + add_header X-Nginx-Cache-Status $upstream_cache_status; +<% end -%> + # Set a QoS cookie if none presented (uses nginx Map) add_header Set-Cookie $cookie_qos_token_set; <% if node[:ssl][:strict_transport_security] -%> @@ -138,11 +254,20 @@ server { return 418; } + # Only allow cache purges if from OpenStreetMap referer + if ($osm_referer) { + # Allow cache purging headers only from select User-Agents (uses nginx Map) + proxy_set_header Cache-Control $limit_http_cache_control; + proxy_set_header Pragma $limit_http_pragma; + } + # nginx has no if else logic + if ($osm_referer != 'osm') { + proxy_set_header Cache-Control ''; + proxy_set_header Pragma ''; + } + # Strip any ?query parameters from urls set $args ''; - - # Allow cache purging headers only from select User-Agents (uses nginx Map) - proxy_set_header Cache-Control $limit_http_cache_control; - proxy_set_header Pragma $limit_http_pragma; } +<% end %> }