Switch web site to readonly against karm

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

diff --git a/cookbooks/prometheus/recipes/server.rb b/cookbooks/prometheus/recipes/server.rb
index a480a83239b5ad4f924524431892e3345d16660b..4b9058c8eb5964dafd855879eafc272256891e35 100644 (file)
--- a/cookbooks/prometheus/recipes/server.rb
+++ b/cookbooks/prometheus/recipes/server.rb
@@ -19,6 +19,7 @@
 
 include_recipe "apache"
 include_recipe "apt::grafana"
+include_recipe "awscli"
 include_recipe "networking"
 
 passwords = data_bag_item("prometheus", "passwords")
@@ -44,6 +45,27 @@ prometheus_exporter "statuscake" do
   environment "STATUSCAKE_APIKEY" => tokens["statuscake"]
 end
 
+template "/etc/prometheus/cloudwatch.yml" do
+  source "cloudwatch.yml.erb"
+  owner "root"
+  group "root"
+  mode "644"
+end
+
+prometheus_exporter "cloudwatch" do
+  address "127.0.0.1"
+  port 5000
+  listen_switch "listen-address"
+  options %w[
+    --config.file=/etc/prometheus/cloudwatch.yml
+    --enable-feature=aws-sdk-v2
+    --enable-feature=always-return-info-metrics
+  ]
+  environment "AWS_ACCESS_KEY_ID" => "AKIASQUXHPE7JHG37EA6",
+              "AWS_SECRET_ACCESS_KEY" => tokens["cloudwatch"]
+  subscribes :restart, "template[/etc/prometheus/cloudwatch.yml]"
+end
+
 cache_dir = Chef::Config[:file_cache_path]
 
 prometheus_version = "2.45.0"
@@ -56,57 +78,63 @@ directory "/opt/prometheus-server" do
   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"
+prometheus_arch = if arm?
+                    "arm64"
+                  else
+                    "amd64"
+                  end
+
+remote_file "#{cache_dir}/prometheus.linux.tar.gz" do
+  source "https://github.com/prometheus/prometheus/releases/download/v#{prometheus_version}/prometheus-#{prometheus_version}.linux-#{prometheus_arch}.tar.gz"
   owner "root"
   group "root"
   mode "644"
   backup false
 end
 
-archive_file "#{cache_dir}/prometheus.linux-amd64.tar.gz" do
+archive_file "#{cache_dir}/prometheus.linux.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]", :immediately
+  subscribes :extract, "remote_file[#{cache_dir}/prometheus.linux.tar.gz]", :immediately
 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"
+remote_file "#{cache_dir}/alertmanager.linux.tar.gz" do
+  source "https://github.com/prometheus/alertmanager/releases/download/v#{alertmanager_version}/alertmanager-#{alertmanager_version}.linux-#{prometheus_arch}.tar.gz"
   owner "root"
   group "root"
   mode "644"
   backup false
 end
 
-archive_file "#{cache_dir}/alertmanager.linux-amd64.tar.gz" do
+archive_file "#{cache_dir}/alertmanager.linux.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]", :immediately
+  subscribes :extract, "remote_file[#{cache_dir}/alertmanager.linux.tar.gz]", :immediately
 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"
+remote_file "#{cache_dir}/karma-linux.tar.gz" do
+  source "https://github.com/prymitive/karma/releases/download/v#{karma_version}/karma-linux-#{prometheus_arch}.tar.gz"
   owner "root"
   group "root"
   mode "644"
   backup false
 end
 
-archive_file "#{cache_dir}/karma-linux-amd64.tar.gz" do
+archive_file "#{cache_dir}/karma-linux.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]", :immediately
+  subscribes :extract, "remote_file[#{cache_dir}/karma-linux.tar.gz]", :immediately
 end
 
 search(:node, "roles:gateway") do |gateway|
@@ -214,7 +242,7 @@ package "prometheus"
 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 --storage.tsdb.retention.time=540d"
+  exec_start "/opt/prometheus-server/prometheus/prometheus --config.file=/etc/prometheus/prometheus.yml --web.enable-admin-api --web.external-url=https://prometheus.openstreetmap.org/prometheus --storage.tsdb.path=/var/lib/prometheus/metrics2 --storage.tsdb.retention.time=540d"
   timeout_stop_sec 300
   notifies :restart, "service[prometheus]"
 end
@@ -238,7 +266,7 @@ service "prometheus" do
   action [:enable, :start]
   subscribes :reload, "template[/etc/prometheus/prometheus.yml]"
   subscribes :reload, "template[/etc/prometheus/alert_rules.yml]"
-  subscribes :restart, "archive_file[#{cache_dir}/prometheus.linux-amd64.tar.gz]"
+  subscribes :restart, "archive_file[#{cache_dir}/prometheus.linux.tar.gz]"
 end
 
 systemd_service "prometheus-alertmanager" do
@@ -273,7 +301,7 @@ service "prometheus-alertmanager" do
   action [:enable, :start]
   subscribes :reload, "template[/etc/prometheus/alertmanager.yml]"
   subscribes :restart, "systemd_service[prometheus-alertmanager]"
-  subscribes :restart, "archive_file[#{cache_dir}/alertmanager.linux-amd64.tar.gz]"
+  subscribes :restart, "archive_file[#{cache_dir}/alertmanager.linux.tar.gz]"
 end
 
 directory "/etc/amtool" do
@@ -303,7 +331,7 @@ 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"
+  exec_start "/opt/prometheus-server/karma/karma-linux-#{prometheus_arch} --config.file=/etc/prometheus/karma.yml"
   sandbox :enable_network => true
   restart "on-failure"
 end
@@ -311,7 +339,7 @@ end
 service "prometheus-karma" do
   action [:enable, :start]
   subscribes :restart, "template[/etc/prometheus/karma.yml]"
-  subscribes :restart, "archive_file[#{cache_dir}/karma-linux-amd64.tar.gz]"
+  subscribes :restart, "archive_file[#{cache_dir}/karma-linux.tar.gz]"
   subscribes :restart, "systemd_service[prometheus-karma]"
 end
 
@@ -335,7 +363,7 @@ apache_module "proxy_http"
 apache_module "proxy_wstunnel"
 
 ssl_certificate "prometheus.openstreetmap.org" do
-  domains ["prometheus.openstreetmap.org", "prometheus.osm.org"]
+  domains ["prometheus.openstreetmap.org", "prometheus.osm.org", "munin.openstreetmap.org", "munin.osm.org"]
   notifies :reload, "service[apache2]"
 end
 
@@ -350,3 +378,49 @@ template "/etc/cron.daily/prometheus-backup" do
   group "root"
   mode "750"
 end
+
+package %w[
+  curl
+  jq
+]
+
+directory "/var/lib/prometheus/.aws" do
+  user "prometheus"
+  group "prometheus"
+  mode "755"
+end
+
+template "/var/lib/prometheus/.aws/credentials" do
+  source "aws-credentials.erb"
+  user "prometheus"
+  group "prometheus"
+  mode "600"
+  variables :passwords => passwords
+end
+
+template "/usr/local/bin/prometheus-backup-data" do
+  source "backup-data.erb"
+  owner "root"
+  group "root"
+  mode "755"
+end
+
+systemd_service "prometheus-backup-data" do
+  description "Backup prometheus data to S3"
+  user "prometheus"
+  exec_start "/usr/local/bin/prometheus-backup-data"
+  read_write_paths %w[
+    /var/lib/prometheus/.aws
+    /var/lib/prometheus/metrics2/snapshots
+  ]
+  sandbox :enable_network => true
+end
+
+systemd_timer "prometheus-backup-data" do
+  description "Backup prometheus data to S3"
+  on_calendar "03:11"
+end
+
+service "prometheus-backup-data.timer" do
+  action [:enable, :start]
+end