# limitations under the License.
#
-include_recipe "apt"
+include_recipe "apt::postgresql"
include_recipe "munin"
include_recipe "prometheus"
defaults = node[:postgresql][:settings][:defaults] || {}
settings = node[:postgresql][:settings][version] || {}
+ standby_mode = settings[:standby_mode] || defaults[:standby_mode]
+ primary_conninfo = settings[:primary_conninfo] || defaults[:primary_conninfo]
+
+ passwords = if primary_conninfo
+ data_bag_item(primary_conninfo[:passwords][:bag],
+ primary_conninfo[:passwords][:item])
+ end
+
template "/etc/postgresql/#{version}/main/postgresql.conf" do
source "postgresql.conf.erb"
owner "postgres"
group "postgres"
mode "644"
- variables :version => version, :defaults => defaults, :settings => settings
+ variables :version => version,
+ :defaults => defaults,
+ :settings => settings,
+ :primary_conninfo => primary_conninfo,
+ :passwords => passwords
notifies :reload, "service[postgresql]"
only_if { ::Dir.exist?("/etc/postgresql/#{version}/main") }
end
only_if { ::Dir.exist?("/var/lib/postgresql/#{version}/main") }
end
- standby_mode = settings[:standby_mode] || defaults[:standby_mode]
- primary_conninfo = settings[:primary_conninfo] || defaults[:primary_conninfo]
- restore_command = settings[:restore_command] || defaults[:restore_command]
-
- if restore_command || standby_mode == "on"
- passwords = if primary_conninfo
- data_bag_item(primary_conninfo[:passwords][:bag],
- primary_conninfo[:passwords][:item])
- end
-
- template "/var/lib/postgresql/#{version}/main/recovery.conf" do
- source "recovery.conf.erb"
+ if standby_mode == "on"
+ file "/var/lib/postgresql/#{version}/main/standby.signal" do
owner "postgres"
group "postgres"
mode "640"
- variables :standby_mode => standby_mode,
- :primary_conninfo => primary_conninfo,
- :restore_command => restore_command,
- :passwords => passwords
- notifies :reload, "service[postgresql]"
- only_if { ::Dir.exist?("/var/lib/postgresql/#{version}/main") }
end
else
- template "/var/lib/postgresql/#{version}/main/recovery.conf" do
+ file "/var/lib/postgresql/#{version}/main/standby.signal" do
action :delete
- notifies :reload, "service[postgresql]"
- only_if { ::Dir.exist?("/var/lib/postgresql/#{version}/main") }
end
end
end
prometheus_exporter "postgres" do
port 9187
+ scrape_interval "1m"
+ scrape_timeout "1m"
user "postgres"
options "--extend.query-path=/etc/prometheus/exporters/postgres_queries.yml"
environment "DATA_SOURCE_URI" => uris.sort.uniq.first,
"PG_EXPORTER_AUTO_DISCOVER_DATABASES" => "true",
"PG_EXPORTER_EXCLUDE_DATABASES" => "postgres,template0,template1"
+ restrict_address_families "AF_UNIX"
+ remove_ipc false
subscribes :restart, "template[/etc/prometheus/exporters/postgres_queries.yml]"
end