Add karma frontend for alertmanager

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

diff --git a/cookbooks/prometheus/recipes/server.rb b/cookbooks/prometheus/recipes/server.rb
index 12ad43f4370085d4e68320ff51e848dd9619296c..2e3ab53ade82e05141d0145f53a79b0bda709e61 100644 (file)
--- a/cookbooks/prometheus/recipes/server.rb
+++ b/cookbooks/prometheus/recipes/server.rb
@@ -24,6 +24,7 @@ include_recipe "timescaledb"
 
 passwords = data_bag_item("prometheus", "passwords")
 tokens = data_bag_item("prometheus", "tokens")
+admins = data_bag_item("apache", "admins")
 
 prometheus_exporter "fastly" do
   port 8080
@@ -32,12 +33,77 @@ prometheus_exporter "fastly" do
   environment "FASTLY_API_TOKEN" => tokens["fastly"]
 end
 
+cache_dir = Chef::Config[:file_cache_path]
+
+prometheus_version = "2.31.1"
+alertmanager_version = "0.23.0"
+karma_version = "0.93"
+
+directory "/opt/prometheus-server" do
+  owner "root"
+  group "root"
+  mode "755"
+end
+
+remote_file "#{cache_dir}/prometheus.linux-amd64.tar.gz" do
+  source "https://github.com/prometheus/prometheus/releases/download/v#{prometheus_version}/prometheus-#{prometheus_version}.linux-amd64.tar.gz"
+  owner "root"
+  group "root"
+  mode "644"
+  backup false
+end
+
+archive_file "#{cache_dir}/prometheus.linux-amd64.tar.gz" do
+  action :nothing
+  destination "/opt/prometheus-server/prometheus"
+  overwrite true
+  strip_components 1
+  owner "root"
+  group "root"
+  subscribes :extract, "remote_file[#{cache_dir}/prometheus.linux-amd64.tar.gz]"
+end
+
+remote_file "#{cache_dir}/alertmanager.linux-amd64.tar.gz" do
+  source "https://github.com/prometheus/alertmanager/releases/download/v#{alertmanager_version}/alertmanager-#{alertmanager_version}.linux-amd64.tar.gz"
+  owner "root"
+  group "root"
+  mode "644"
+  backup false
+end
+
+archive_file "#{cache_dir}/alertmanager.linux-amd64.tar.gz" do
+  action :nothing
+  destination "/opt/prometheus-server/alertmanager"
+  overwrite true
+  strip_components 1
+  owner "root"
+  group "root"
+  subscribes :extract, "remote_file[#{cache_dir}/alertmanager.linux-amd64.tar.gz]"
+end
+
+remote_file "#{cache_dir}/karma-linux-amd64.tar.gz" do
+  source "https://github.com/prymitive/karma/releases/download/v#{karma_version}/karma-linux-amd64.tar.gz"
+  owner "root"
+  group "root"
+  mode "644"
+  backup false
+end
+
+archive_file "#{cache_dir}/karma-linux-amd64.tar.gz" do
+  action :nothing
+  destination "/opt/prometheus-server/karma"
+  overwrite true
+  owner "root"
+  group "root"
+  subscribes :extract, "remote_file[#{cache_dir}/karma-linux-amd64.tar.gz]"
+end
+
 package %w[
   prometheus
   prometheus-alertmanager
 ]
 
-promscale_version = "0.6.1"
+promscale_version = "0.6.2"
 
 database_version = node[:timescaledb][:database_version]
 database_cluster = "#{database_version}/main"
@@ -92,12 +158,6 @@ systemd_service "promscale" do
   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
-
 systemd_service "promscale-maintenance" do
   description "Promscale Maintenance"
   type "simple"
@@ -115,8 +175,24 @@ systemd_timer "promscale-maintenance" do
   on_unit_inactive_sec 1800
 end
 
-service "promscale-maintenance.timer" do
-  action [:enable, :start]
+if node[:prometheus][:promscale]
+  service "promscale" do
+    action [:enable, :start]
+    subscribes :restart, "remote_file[/opt/promscale/bin/promscale]"
+    subscribes :restart, "systemd_service[promscale]"
+  end
+
+  service "promscale-maintenance.timer" do
+    action [:enable, :start]
+  end
+else
+  service "promscale" do
+    action [:disable, :stop]
+  end
+
+  service "promscale-maintenance.timer" do
+    action [:disable, :stop]
+  end
 end
 
 search(:node, "roles:gateway") do |gateway|
@@ -199,11 +275,11 @@ prometheus_exporter "ssl" do
   register_target false
 end
 
-template "/etc/default/prometheus" do
-  source "default.prometheus.erb"
-  owner "root"
-  group "root"
-  mode "644"
+systemd_service "prometheus-executable" do
+  service "prometheus"
+  dropin "executable"
+  exec_start "/opt/prometheus-server/prometheus/prometheus --config.file=/etc/prometheus/prometheus.yml --web.external-url=https://prometheus.openstreetmap.org/prometheus --storage.tsdb.path=/var/lib/prometheus/metrics2"
+  notifies :restart, "service[prometheus]"
 end
 
 template "/etc/prometheus/prometheus.yml" do
@@ -223,16 +299,15 @@ end
 
 service "prometheus" do
   action [:enable, :start]
-  subscribes :restart, "template[/etc/default/prometheus]"
   subscribes :reload, "template[/etc/prometheus/prometheus.yml]"
   subscribes :reload, "template[/etc/prometheus/alert_rules.yml]"
 end
 
-template "/etc/default/prometheus-alertmanager" do
-  source "default.alertmanager.erb"
-  owner "root"
-  group "root"
-  mode "644"
+systemd_service "prometheus-alertmanager-executable" do
+  service "prometheus-alertmanager"
+  dropin "executable"
+  exec_start "/opt/prometheus-server/alertmanager/alertmanager --config.file=/etc/prometheus/alertmanager.yml --storage.path=/var/lib/prometheus/alertmanager --web.external-url=https://prometheus.openstreetmap.org/alertmanager"
+  notifies :restart, "service[prometheus-alertmanager]"
 end
 
 template "/etc/prometheus/alertmanager.yml" do
@@ -244,7 +319,6 @@ end
 
 service "prometheus-alertmanager" do
   action [:enable, :start]
-  subscribes :restart, "template[/etc/default/prometheus-alertmanager]"
   subscribes :reload, "template[/etc/prometheus/alertmanager.yml]"
 end
 
@@ -255,6 +329,30 @@ template "/etc/prometheus/amtool.yml" do
   mode "644"
 end
 
+template "/etc/prometheus/karma.yml" do
+  source "karma.yml.erb"
+  owner "root"
+  group "root"
+  mode "644"
+end
+
+systemd_service "prometheus-karma" do
+  description "Alert dashboard for Prometheus Alertmanager"
+  user "prometheus"
+  exec_start "/opt/prometheus-server/karma/karma-linux-amd64 --config.file=/etc/prometheus/karma.yml"
+  private_tmp true
+  private_devices true
+  protect_system "full"
+  protect_home true
+  no_new_privileges true
+  restart "on-failure"
+end
+
+service "prometheus-karma" do
+  action [:enable, :start]
+  subscribes :reload, "template[/etc/prometheus/karma.yml]"
+end
+
 package "grafana-enterprise"
 
 template "/etc/grafana/grafana.ini" do
@@ -280,6 +378,7 @@ end
 
 apache_site "prometheus.openstreetmap.org" do
   template "apache.erb"
+  variables :admin_hosts => admins["hosts"]
 end
 
 template "/etc/cron.daily/prometheus-backup" do