# DO NOT EDIT - This file is being maintained by Chef
+#configure host name
+visible_hostname <%= node.name %>
+
#FIXME - configurable
cache_mem <%= node[:squid][:cache_mem] %>
+<% if node[:squid][:version] > 2 -%>
+
+workers <%= node[:cpu][:total] %>
+
+error_log_languages off
+<% end -%>
-max_filedescriptors 65536
+max_filedescriptors 98304
#used by squidclient / munin
-http_port 127.0.0.1:3128
+http_port 3128
+#ICP
+icp_port 3130
+log_icp_queries off
#FIXME - configurable
+<% if node[:squid][:version] < 3 -%>
http_port 80 accel defaultsite=tile.openstreetmap.org tcpkeepalive=60,10,6 http11
+<% else -%>
+http_port 80 accel no-vhost defaultsite=tile.openstreetmap.org tcpkeepalive=60,10,6
+<% end -%>
cache_effective_user proxy
cache_effective_group proxy
#FIXME - configurable
-cache_dir <%= node[:squid][:cache_dir] %>
+<% Array(node[:squid][:cache_dir]).each do |cache_dir| -%>
+cache_dir <%= cache_dir %>
+<% end -%>
+<% if node[:squid][:version] < 3 -%>
cache_swap_log /var/spool/squid/%s
+<% end -%>
+
+cache_mgr webmaster@openstreetmap.org
quick_abort_min 0 KB
quick_abort_max 0 KB
memory_replacement_policy heap GDSF
server_persistent_connections on
+<% if node[:squid][:version] < 3 -%>
persistent_request_timeout 1 minutes
+<% else -%>
+client_idle_pconn_timeout 1 minutes
+<% end -%>
+<% if node[:squid][:version] > 3 -%>
+pconn_lifetime 5 minutes
+<% end -%>
negative_ttl 15 seconds
half_closed_clients off
+<% if node[:squid][:version] < 3 -%>
pipeline_prefetch on
+<% else -%>
+pipeline_prefetch 1
+<% end -%>
read_timeout 90 seconds
request_timeout 90 seconds
connect_timeout 20 seconds
client_lifetime 1 hours
+<% if node[:squid][:version] < 4 -%>
collapsed_forwarding on
+<% end -%>
+<% if node[:squid][:version] < 3 -%>
refresh_stale_hit 300 seconds
+<% end -%>
#Recommended minimum configuration:
#----------------------------------
+<% if node[:squid][:version] < 3 -%>
acl all src all
acl manager proto cache_object
acl localhost src 127.0.0.1/32
acl to_localhost dst 127.0.0.0/8
+<% end -%>
acl SSL_ports port 443
acl Safe_ports port 80 # http
acl Safe_ports port 21 # ftp
http_access deny purge
forwarded_for on
+follow_x_forwarded_for allow localhost
+<% if node[:squid][:version] < 3 -%>
+logformat openstreetmap %ts.%03tu %tr %>a %Ss/%03Hs %<st %rm %rp %Sh/%<A %mt "%{Referer}>h" "%{User-Agent}>h"
access_log <%= node[:squid][:access_log] %>
+<% else -%>
+logformat openstreetmap %ts.%03tu %tr %>a %Ss/%03>Hs %<st %rm %>rp %Sh/%<A %mt "%{Referer}>h" "%{User-Agent}>h"
+access_log daemon:<%= node[:squid][:access_log] %>
+<% end -%>
cache_log /var/log/squid/cache.log
cache_store_log none
buffered_logs on
client_db off
strip_query_terms off
+<% if node[:squid][:version] > 2 -%>
+# Work around bug in squid 3 that causes log_fqdn to be
+# turned on by some of the (unused by us) default formats:
+# http://lists.squid-cache.org/pipermail/squid-users/2016-February/thread.html#8999
+url_rewrite_extras "%>a %un %>rm myip=%la myport=%lp"
+store_id_extras "%>a %un %>rm myip=%la myport=%lp"
+<% end -%>
-digest_generation off
+digest_generation on
-refresh_pattern . 0 20% 4320
+refresh_pattern . 0 50% 8640
#ZERO required for logrotate to work properly
logfile_rotate 0