+# Replication
+
+cron_d "nominatim-clean-db" do
+ action node[:nominatim][:state] == "master" ? :create : :delete
+ minute "5"
+ hour "*/4"
+ user "postgres"
+ command "#{bin_directory}/clean-db-nominatim"
+ mailto email_errors
+end
+
+if node[:nominatim][:state] == "master"
+ postgresql_user "replication" do
+ cluster node[:nominatim][:dbcluster]
+ password data_bag_item("nominatim", "passwords")["replication"]
+ replication true
+ end
+
+ directory node[:rsyncd][:modules][:archive][:path] do
+ owner "postgres"
+ group "postgres"
+ mode "700"
+ end
+
+ template "#{bin_directory}/clean-db-nominatim" do
+ source "clean-db-nominatim.erb"
+ owner "nominatim"
+ group "nominatim"
+ mode "755"
+ variables :archive_dir => node[:rsyncd][:modules][:archive][:path],
+ :update_stop_file => "#{basedir}/status/updates_disabled",
+ :streaming_clients => search(:node, "nominatim_state:slave").map { |slave| slave[:fqdn] }.join(" ")
+ end
+end
+
+# Maintenance
+
+cron_d "nominatim-backup" do
+ action (node[:nominatim][:enable_backup] && node[:nominatim][:state] != "off") ? :create : :delete
+ minute "0"
+ hour "3"
+ day "1"
+ user "nominatim"
+ command "#{bin_directory}/backup-nominatim"
+ mailto email_errors
+end
+
+cron_d "nominatim-vacuum-db" do
+ action node[:nominatim][:state] != "off" ? :create : :delete
+ minute "20"
+ hour "0"
+ user "postgres"
+ command "#{bin_directory}/vacuum-db-nominatim"
+ mailto email_errors
+end
+
+%w[backup-nominatim vacuum-db-nominatim].each do |fname|
+ template "#{bin_directory}/#{fname}" do
+ source "#{fname}.erb"
+ owner "nominatim"
+ group "nominatim"
+ mode "755"
+ variables :db => node[:nominatim][:dbname]
+ end
+end
+
+# Logging
+
+template "/etc/logrotate.d/nominatim" do
+ source "logrotate.nominatim.erb"
+ owner "root"
+ group "root"
+ mode "644"
+end
+
+# Monitoring
+
+munin_plugin_conf "nominatim" do
+ template "munin.erb"
+ variables :db => node[:nominatim][:dbname],
+ :querylog => "#{node[:nominatim][:logdir]}/query.log"
+end
+
+munin_plugin "nominatim_importlag" do
+ target "#{source_directory}/munin/nominatim_importlag"
+end
+
+munin_plugin "nominatim_query_speed" do
+ target "#{source_directory}/munin/nominatim_query_speed_querylog"
+end
+
+munin_plugin "nominatim_requests" do
+ target "#{source_directory}/munin/nominatim_requests_querylog"
+end
+
+prometheus_exporter "nominatim" do
+ port 8082
+ user "www-data"
+ options [
+ "--nominatim.query-log=#{node[:nominatim][:logdir]}/query.log",
+ "--nominatim.database-name=#{node[:nominatim][:dbname]}"
+ ]
+end
+
+include_recipe "fail2ban"
+
+frontend_addresses = frontends.collect { |f| f.ipaddresses(:role => :external) }
+
+fail2ban_jail "nominatim_limit_req" do
+ filter "nginx-limit-req"
+ logpath "#{node[:nominatim][:logdir]}/nominatim.openstreetmap.org-error.log"
+ ports [80, 443]
+ maxretry 20
+ ignoreips frontend_addresses.flatten.sort