Increase descriptor limit for promscale

[chef.git] / cookbooks / prometheus / recipes / server.rb

diff --git a/cookbooks/prometheus/recipes/server.rb b/cookbooks/prometheus/recipes/server.rb
index 5132eabdddcf3a6450e133ab7644dd4b119808c1..571714c50047f2486b215aa9466dace98c322e4e 100644 (file)
--- a/cookbooks/prometheus/recipes/server.rb
+++ b/cookbooks/prometheus/recipes/server.rb
@@ -19,17 +19,150 @@
 
 include_recipe "apache"
 include_recipe "apt"
+include_recipe "networking"
+include_recipe "timescaledb"
 
 passwords = data_bag_item("prometheus", "passwords")
+tokens = data_bag_item("prometheus", "tokens")
+
+prometheus_exporter "fastly" do
+  port 8080
+  listen_switch "endpoint"
+  listen_type "url"
+  environment "FASTLY_API_TOKEN" => tokens["fastly"]
+end
 
 package "prometheus"
 
-clients = search(:node, "recipes:prometheus\\:\\:default").sort_by(&:name)
+promscale_version = "0.1.4"
+
+database_cluster = node[:timescaledb][:cluster]
+
+postgresql_user "prometheus" do
+  cluster database_cluster
+  createrole true
+end
+
+postgresql_database "promscale" do
+  cluster database_cluster
+  owner "prometheus"
+end
+
+postgresql_extension "timescaledb" do
+  cluster database_cluster
+  database "promscale"
+end
+
+directory "/opt/promscale" do
+  owner "root"
+  group "root"
+  mode "755"
+end
+
+package %w[
+  make
+  gcc
+  clang-9
+  llvm-9
+  cargo
+]
+
+git "/opt/promscale/extension" do
+  action :sync
+  repository "https://github.com/timescale/promscale_extension.git"
+  revision "0.1.1"
+  user "root"
+  group "root"
+end
+
+execute "/opt/promscale/extension/Makefile" do
+  action :nothing
+  command "make install"
+  cwd "/opt/promscale/extension"
+  user "root"
+  group "root"
+  subscribes :run, "git[/opt/promscale/extension]", :immediately
+  notifies :restart, "service[postgresql]", :immediately
+end
+
+directory "/opt/promscale/bin" do
+  owner "root"
+  group "root"
+  mode "755"
+end
+
+remote_file "/opt/promscale/bin/promscale" do
+  action :create
+  source "https://github.com/timescale/promscale/releases/download/#{promscale_version}/promscale_#{promscale_version}_Linux_x86_64"
+  owner "root"
+  group "root"
+  mode "755"
+end
+
+systemd_service "promscale" do
+  description "Promscale Connector"
+  type "simple"
+  user "prometheus"
+  exec_start "/opt/promscale/bin/promscale --db-host /run/postgresql --db-port 5432 --db-user prometheus --db-name promscale --db-connections-max 400"
+  # exec_start lazy { "/opt/promscale/bin/promscale --db-host /run/postgresql --db-port #{node[:postgresql][:clusters][database_cluster][:port]} --db-user prometheus --db-name promscale --db-max-connections 400" }
+  limit_nofile 16384
+  private_tmp true
+  protect_system "strict"
+  protect_home true
+  no_new_privileges true
+end
+
+service "promscale" do
+  action [:enable, :start]
+  subscribes :restart, "remote_file[/opt/promscale/bin/promscale]"
+  subscribes :restart, "systemd_service[promscale]"
+end
+
+postgresql_extension "promscale" do
+  cluster database_cluster
+  database "promscale"
+  notifies :restart, "service[promscale]"
+end
+
+systemd_service "promscale-maintenance" do
+  description "Promscale Maintenace"
+  type "simple"
+  user "prometheus"
+  exec_start "/usr/bin/psql --command='CALL prom_api.execute_maintenance()' promscale"
+  private_tmp true
+  protect_system "strict"
+  protect_home true
+  no_new_privileges true
+end
+
+systemd_timer "promscale-maintenance" do
+  description "Promscale Maintenace"
+  on_active_sec 1800
+  on_unit_inactive_sec 1800
+end
+
+jobs = {}
+
+search(:node, "recipes:prometheus\\:\\:default").sort_by(&:name).each do |client|
+  if client[:prometheus][:mode] == "wireguard"
+    node.default[:networking][:wireguard][:peers] << {
+      :public_key => client[:networking][:wireguard][:public_key],
+      :allowed_ips => client[:networking][:wireguard][:address],
+      :endpoint => "#{client.name}:51820"
+    }
+  end
+
+  client[:prometheus][:exporters].each do |key, exporter|
+    if exporter.is_a?(Hash)
+      name = exporter[:name]
+      address = exporter[:address]
+    else
+      name = key
+      address = exporter
+    end
 
-prometheus_jobs = clients.each_with_object({}) do |client, jobs|
-  client[:prometheus][:exporters].each do |name, address|
     jobs[name] ||= []
-    jobs[name] << address
+    jobs[name] << { :address => address, :name => client.name }
   end
 end
 
@@ -38,7 +171,7 @@ template "/etc/prometheus/prometheus.yml" do
   owner "root"
   group "root"
   mode "644"
-  variables :jobs => prometheus_jobs
+  variables :jobs => jobs
 end
 
 service "prometheus" do