+ cluster node[:nominatim][:dbcluster]
+ database node[:nominatim][:dbname]
+end
+
+directory "#{basedir}/tablespaces" do
+ owner "postgres"
+ group "postgres"
+ mode "700"
+end
+
+# NOTE: tablespaces must be exactly in the same location on each
+# Nominatim instance when replication is in use. Therefore
+# use symlinks to canonical directory locations.
+node[:nominatim][:tablespaces].each do |name, location|
+ directory location do
+ owner "postgres"
+ group "postgres"
+ mode "700"
+ recursive true
+ end
+
+ link "#{basedir}/tablespaces/#{name}" do
+ to location
+ end
+
+ postgresql_tablespace name do
+ cluster node[:nominatim][:dbcluster]
+ location "#{basedir}/tablespaces/#{name}"
+ end
+end
+
+## Nominatim backend
+
+include_recipe "git"
+
+package %w[
+ build-essential
+ cmake
+ g++
+ libboost-dev
+ libboost-system-dev
+ libboost-filesystem-dev
+ libexpat1-dev
+ zlib1g-dev
+ libbz2-dev
+ libpq-dev
+ libproj-dev
+ liblua5.3-dev
+ libluajit-5.1-dev
+ lua5.3
+ python3-pyosmium
+ python3-psycopg2
+ python3-dotenv
+ python3-psutil
+ python3-jinja2
+ python3-icu
+ python3-datrie
+ python3-yaml
+ python3-sqlalchemy-ext
+ python3-geoalchemy2
+ python3-asyncpg
+ ruby
+ ruby-file-tail
+ ruby-pg
+ ruby-webrick
+]
+
+if node[:nominatim][:api_flavour] == "php"
+ package %w[
+ php-pgsql
+ php-intl
+ ]
+elsif node[:nominatim][:api_flavour] == "python"
+ package %w[
+ gunicorn
+ uvicorn
+ python3-falcon
+ ]
+end
+
+source_directory = "#{basedir}/src/nominatim"
+build_directory = "#{basedir}/src/build"
+project_directory = "#{basedir}/planet-project"
+bin_directory = "#{basedir}/bin"
+cfg_directory = "#{basedir}/etc"
+ui_directory = "#{basedir}/ui"
+qa_bin_directory = "#{basedir}/src/Nominatim-Data-Analyser"
+qa_data_directory = "#{basedir}/qa-data"
+
+[basedir, "#{basedir}/src", cfg_directory, bin_directory, build_directory, project_directory].each do |path|
+ directory path do
+ owner "nominatim"
+ group "nominatim"
+ mode "755"
+ recursive true
+ end
+end
+
+directory "#{bin_directory}/maintenance" do
+ owner "nominatim"
+ group "nominatim"
+ mode "775"
+end
+
+if node[:nominatim][:flatnode_file]
+ directory File.dirname(node[:nominatim][:flatnode_file]) do
+ recursive true
+ end
+end
+
+remote_directory "#{project_directory}/static-website" do
+ source "website"
+ owner "nominatim"
+ group "nominatim"
+ mode "755"
+ files_owner "nominatim"
+ files_group "nominatim"
+ files_mode "644"
+ purge false
+end
+
+# Normally syncing via chef is a bad idea because syncing might involve
+# an update of database functions which should not be done while an update
+# is ongoing. Therefore we sync in between update cycles. There is an
+# exception for slaves: they get DB function updates from the master, so
+# only the source code needs to be updated, which chef may do.
+git source_directory do
+ action node[:nominatim][:state] == "slave" ? :sync : :checkout
+ repository node[:nominatim][:repository]
+ revision node[:nominatim][:revision]
+ enable_submodules true
+ user "nominatim"
+ group "nominatim"
+ not_if { node[:nominatim][:state] != "slave" && File.exist?("#{source_directory}/README.md") }
+ notifies :run, "execute[compile_nominatim]"
+end
+
+remote_file "#{source_directory}/data/country_osm_grid.sql.gz" do
+ action :create_if_missing
+ source "https://nominatim.org/data/country_grid.sql.gz"
+ owner "nominatim"
+ group "nominatim"
+ mode "644"
+end
+
+execute "compile_nominatim" do
+ action :nothing
+ user "nominatim"
+ cwd build_directory
+ command "cmake -D WITH_LUAJIT=ON #{source_directory} && make"
+ notifies :run, "execute[install_nominatim]"
+end
+
+execute "install_nominatim" do
+ action :nothing
+ cwd build_directory
+ command "make install"
+end
+
+# Project directory
+
+template "#{project_directory}/.env" do
+ source "nominatim.env.erb"
+ owner "nominatim"
+ group "nominatim"
+ mode "664"
+ variables :base_url => node[:nominatim][:state] == "off" ? node[:fqdn] : "nominatim.openstreetmap.org",
+ :dbname => node[:nominatim][:dbname],
+ :flatnode_file => node[:nominatim][:flatnode_file],
+ :log_file => "#{node[:nominatim][:logdir]}/query.log",
+ :tokenizer => node[:nominatim][:config][:tokenizer],
+ :forward_dependencies => node[:nominatim][:config][:forward_dependencies],
+ :pool_size => node[:nominatim][:api_pool_size]
+end
+
+remote_file "#{project_directory}/wikimedia-importance.sql.gz" do
+ action :create_if_missing
+ source "https://nominatim.org/data/wikimedia-importance.sql.gz"
+ owner "nominatim"
+ group "nominatim"
+ mode "644"
+end
+
+%w[gb_postcodes.csv.gz us_postcodes.csv.gz].each do |fname|
+ remote_file "#{project_directory}/#{fname}" do
+ action :create
+ source "https://nominatim.org/data/#{fname}"
+ owner "nominatim"
+ group "nominatim"
+ mode "644"
+ end
+end
+
+# Webserver + frontend
+
+%w[user_agent referrer email generic].each do |name|
+ file "#{cfg_directory}/nginx_blocked_#{name}.conf" do
+ action :create_if_missing
+ owner "nominatim"
+ group "adm"
+ mode "664"
+ end
+end
+
+if node[:nominatim][:api_flavour] == "php"
+ node[:nominatim][:fpm_pools].each do |name, data|
+ php_fpm name do
+ port data[:port]
+ pm data[:pm]
+ pm_max_children data[:max_children]
+ pm_start_servers 20
+ pm_min_spare_servers 10
+ pm_max_spare_servers 20
+ pm_max_requests 10000
+ prometheus_port data[:prometheus_port]
+ end
+ end
+elsif node[:nominatim][:api_flavour] == "python"
+ systemd_service "nominatim" do
+ description "Nominatim running as a gunicorn application"
+ user "www-data"
+ group "www-data"
+ working_directory project_directory
+ standard_output "append:#{node[:nominatim][:logdir]}/gunicorn.log"
+ standard_error "inherit"
+ exec_start "/usr/bin/gunicorn -b unix:/run/gunicorn-nominatim.openstreetmap.org.sock -w #{node[:nominatim][:api_workers]} -k uvicorn.workers.UvicornWorker nominatim.server.falcon.server:run_wsgi"
+ exec_reload "/bin/kill -s HUP $MAINPID"
+ environment :PYTHONPATH => "/usr/local/lib/nominatim/lib-python/"
+ kill_mode "mixed"
+ timeout_stop_sec 5
+ private_tmp true
+ requires "nominatim.socket"
+ after "network.target"
+ end
+
+ systemd_socket "nominatim" do
+ description "Gunicorn socket for Nominatim"
+ listen_stream "/run/gunicorn-nominatim.openstreetmap.org.sock"
+ socket_user "www-data"
+ end
+end
+
+ssl_certificate node[:fqdn] do
+ domains [node[:fqdn],
+ "nominatim.openstreetmap.org",
+ "nominatim.osm.org",
+ "nominatim.openstreetmap.com",
+ "nominatim.openstreetmap.net",
+ "nominatim.openstreetmaps.org",
+ "nominatim.openmaps.org",
+ "nominatim.qgis.org"]
+ notifies :reload, "service[nginx]"
+end
+
+include_recipe "nginx"
+
+nginx_site "default" do
+ action [:delete]
+end
+
+frontends = search(:node, "recipes:web\\:\\:frontend").sort_by(&:name)
+
+nginx_site "nominatim" do
+ template "nginx.erb"
+ directory project_directory
+ variables :pools => node[:nominatim][:fpm_pools],
+ :frontends => frontends,
+ :confdir => "#{basedir}/etc",
+ :ui_directory => ui_directory
+end
+
+template "/etc/logrotate.d/nginx" do
+ source "logrotate.nginx.erb"
+ owner "root"
+ group "root"
+ mode "644"
+end
+
+# Updates
+
+%w[nominatim-update
+ nominatim-update-source
+ nominatim-update-refresh-db
+ nominatim-update-data
+ nominatim-daily-maintenance].each do |fname|
+ template "#{bin_directory}/#{fname}" do
+ source "#{fname}.erb"
+ owner "nominatim"
+ group "nominatim"
+ mode "554"
+ variables :bindir => bin_directory,
+ :srcdir => source_directory,
+ :builddir => build_directory,
+ :projectdir => project_directory,
+ :qabindir => qa_bin_directory,
+ :qadatadir => qa_data_directory
+ end
+end
+
+systemd_service "nominatim-update" do
+ description "Update the Nominatim database"
+ exec_start "#{bin_directory}/nominatim-update"
+ restart "on-success"
+ standard_output "append:#{node[:nominatim][:logdir]}/update.log"
+ standard_error "inherit"
+ working_directory project_directory
+end
+
+systemd_service "nominatim-update-maintenance-trigger" do
+ description "Trigger daily maintenance tasks for Nominatim DB"
+ exec_start "ln -sf #{bin_directory}/nominatim-daily-maintenance #{bin_directory}/maintenance/"
+ user "nominatim"
+end
+
+systemd_timer "nominatim-update-maintenance-trigger" do
+ action node[:nominatim][:state] != "off" ? :create : :delete
+ description "Schedule daily maintenance tasks for Nominatim DB"
+ on_calendar "*-*-* 02:03:00 UTC"
+end
+
+service "nominatim-update-maintenance-trigger" do
+ action node[:nominatim][:state] != "off" ? :enable : :disable
+end
+
+# Nominatim UI
+
+git ui_directory do
+ action :sync
+ repository node[:nominatim][:ui_repository]
+ revision node[:nominatim][:ui_revision]
+ user "nominatim"
+ group "nominatim"
+end
+
+template "#{ui_directory}/dist/theme/config.theme.js" do
+ source "ui-config.js.erb"
+ owner "nominatim"
+ group "nominatim"
+ mode "664"
+end
+
+# Nominatim QA
+
+if node[:nominatim][:enable_qa_tiles]
+ package "python3-geojson"
+
+ git qa_bin_directory do
+ repository node[:nominatim][:qa_repository]
+ revision node[:nominatim][:qa_revision]
+ enable_submodules true
+ user "nominatim"
+ group "nominatim"
+ notifies :run, "execute[compile_qa]"
+ end
+
+ execute "compile_qa" do
+ action :nothing
+ user "nominatim"
+ cwd "#{qa_bin_directory}/clustering-vt"
+ command "make"
+ end
+
+ directory qa_data_directory do
+ owner "nominatim"
+ group "nominatim"
+ mode "755"
+ recursive true
+ end
+
+ template "#{qa_bin_directory}/analyser/config/config.yaml" do
+ source "qa_config.erb"
+ owner "nominatim"
+ group "nominatim"
+ mode "755"
+ variables :outputdir => "#{qa_data_directory}/new"
+ end
+
+ ssl_certificate "qa-tile.nominatim.openstreetmap.org" do
+ domains ["qa-tile.nominatim.openstreetmap.org"]
+ notifies :reload, "service[nginx]"
+ end
+
+ nginx_site "qa-tiles.nominatim" do
+ template "nginx-qa-tiles.erb"
+ directory build_directory
+ variables :qa_data_directory => qa_data_directory
+ end
+
+end
+
+# 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"
+ restrict_address_families "AF_UNIX"
+ 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