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Add community prometheus cookbook

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This commit is contained in:
Greg Karekinian
2026-07-03 16:35:26 +02:00
parent ec73dd5b57
commit 4cd6c41254
29 changed files with 1430 additions and 0 deletions
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cookbooks/prometheus/resources/_partial/_alertmanager.rb
+21
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# frozen_string_literal: true
property :version, String, default: '0.32.0'
property :binary, String, default: '/opt/prometheus/alertmanager'
property :architecture, String, equal_to: %w(amd64 arm64), default: lazy {
node['kernel']['machine'] == 'aarch64' ? 'arm64' : 'amd64'
}
property :binary_url, String, default: lazy { "https://github.com/prometheus/alertmanager/releases/download/v#{version}/alertmanager-#{version}.linux-#{architecture}.tar.gz" }
property :checksum, String, default: lazy {
{
'amd64' => 'be72f50f6124ec53d944c0f100f8ec8108d969bade02fcc9f06a3068ff6c726f',
'arm64' => '7812e12699694974f57ecc0b0400913c6c0d90190630d4332a7994a44982b1ed',
}[architecture]
}
property :file_extension, String, default: ''
property :source_repository, String, default: 'https://github.com/prometheus/alertmanager.git'
property :source_revision, String, default: lazy { "v#{version}" }
property :config_file, String, default: '/opt/prometheus/alertmanager.yml'
property :storage_path, String, default: '/opt/prometheus/data'
property :external_url, String, default: 'http://127.0.0.1/alert-manager/'
property :log_level, String, default: 'debug'
cookbooks/prometheus/resources/_partial/_common.rb
+8
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# frozen_string_literal: true
property :install_dir, String, default: '/opt/prometheus'
property :log_dir, String, default: '/var/log/prometheus'
property :user, String, default: 'prometheus'
property :group, String, default: 'prometheus'
property :use_existing_user, [true, false], default: false
property :install_method, String, equal_to: %w(binary shell_binary source), default: 'binary'
cookbooks/prometheus/resources/_partial/_prometheus.rb
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# frozen_string_literal: true
property :version, String, default: '3.11.2'
property :binary, String, default: '/opt/prometheus/prometheus'
property :architecture, String, equal_to: %w(amd64 arm64), default: lazy {
node['kernel']['machine'] == 'aarch64' ? 'arm64' : 'amd64'
}
property :binary_url, String, default: lazy { "https://github.com/prometheus/prometheus/releases/download/v#{version}/prometheus-#{version}.linux-#{architecture}.tar.gz" }
property :checksum, String, default: lazy {
{
'amd64' => 'f643ea1ee90d109329302d27bddb1fb2e52655b1fa84e9e26f9a6f340da144a6',
'arm64' => '4e40f115655a3021744137f49287846bc5a59e02835565748ff66b23e776a73d',
}[architecture]
}
property :file_extension, String, default: ''
property :source_repository, String, default: 'https://github.com/prometheus/prometheus.git'
property :source_revision, String, default: lazy { "v#{version}" }
property :config_file, String, default: '/opt/prometheus/prometheus.yml'
property :storage_path, String, default: '/var/lib/prometheus'
property :flags, Hash, default: lazy {
legacy_flags = {
'config.file' => config_file,
'log.level' => 'info',
'alertmanager.timeout' => '10s',
'alertmanager.notification-queue-capacity' => 100,
'alertmanager.url' => 'http://127.0.0.1/alert-manager/',
'query.max-concurrency' => 20,
'query.staleness-delta' => '5m',
'query.timeout' => '2m',
'storage.local.checkpoint-dirty-series-limit' => 5000,
'storage.local.checkpoint-interval' => '5m',
'storage.local.dirty' => false,
'storage.local.index-cache-size.fingerprint-to-metric' => 10_485_760,
'storage.local.index-cache-size.fingerprint-to-timerange' => 5_242_880,
'storage.local.index-cache-size.label-name-to-label-values' => 10_485_760,
'storage.local.index-cache-size.label-pair-to-fingerprints' => 20_971_520,
'storage.local.memory-chunks' => 1_048_576,
'storage.local.path' => storage_path,
'storage.local.pedantic-checks' => false,
'storage.local.retention' => '360h0m0s',
'storage.local.series-sync-strategy' => 'adaptive',
'storage.remote.influxdb-url' => '',
'storage.remote.influxdb.database' => 'prometheus',
'storage.remote.influxdb.retention-policy' => 'default',
'storage.remote.opentsdb-url' => '',
'storage.remote.timeout' => '30s',
'web.console.libraries' => 'console_libraries',
'web.console.templates' => 'consoles',
'web.enable-remote-shutdown' => false,
'web.external-url' => '',
'web.listen-address' => ':9090',
'web.telemetry-path' => '/metrics',
'web.user-assets' => '',
}
legacy_flags['web.use-local-assets'] = false if Gem::Version.new(version) <= Gem::Version.new('0.16.2')
legacy_flags
}
property :cli_options, Hash, default: lazy {
{
'config.file' => config_file,
'log.level' => 'info',
'query.max-concurrency' => 20,
'query.lookback-delta' => '5m',
'query.timeout' => '2m',
'storage.tsdb.path' => storage_path,
'storage.tsdb.retention.time' => '15d',
'web.listen-address' => ':9090',
'web.telemetry-path' => '/metrics',
}
}
property :cli_flags, Array, default: ['web.enable-lifecycle']
cookbooks/prometheus/resources/alertmanager_config.rb
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# frozen_string_literal: true
provides :prometheus_alertmanager_config
unified_mode true
use '_partial/_common'
use '_partial/_alertmanager'
property :template_cookbook, String, default: 'prometheus'
property :template_source, String, default: 'alertmanager.yml.erb'
property :notification_config, Hash, default: {}
default_action :create
action :create do
template new_resource.config_file do
cookbook new_resource.template_cookbook
source new_resource.template_source
mode '0644'
owner new_resource.user
group new_resource.group
variables(notification_config: new_resource.notification_config)
end
end
action :delete do
file new_resource.config_file do
action :delete
end
end
cookbooks/prometheus/resources/alertmanager_install.rb
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# frozen_string_literal: true
provides :prometheus_alertmanager_install
unified_mode true
use '_partial/_common'
use '_partial/_alertmanager'
default_action :install
action_class do
include PrometheusCookbook::Helpers
end
action :install do
user new_resource.user do
system true
shell '/bin/false'
home new_resource.install_dir
not_if { new_resource.use_existing_user || new_resource.user == 'root' }
end
directory new_resource.install_dir do
owner new_resource.user
group new_resource.group
mode '0755'
recursive true
end
directory new_resource.log_dir do
owner new_resource.user
group new_resource.group
mode '0755'
recursive true
end
directory new_resource.storage_path do
owner new_resource.user
group new_resource.group
mode '0755'
recursive true
end
case new_resource.install_method
when 'binary'
package %w(tar bzip2)
ark install_dir_name(new_resource.install_dir) do
url new_resource.binary_url
checksum new_resource.checksum
version new_resource.version
prefix_root Chef::Config['file_cache_path']
path install_dir_parent(new_resource.install_dir)
owner new_resource.user
group new_resource.group
extension new_resource.file_extension unless new_resource.file_extension.empty?
action :put
end
when 'shell_binary'
package %w(tar bzip2)
remote_file "#{Chef::Config[:file_cache_path]}/alertmanager-#{new_resource.version}.tar.gz" do
source new_resource.binary_url
checksum new_resource.checksum
action :create
notifies :run, 'execute[install_alertmanager_archive]', :immediately
end
execute 'install_alertmanager_archive' do
command "tar -xzf #{Chef::Config[:file_cache_path]}/alertmanager-#{new_resource.version}.tar.gz -C #{new_resource.install_dir} --strip-components=1"
action :nothing
end
when 'source'
build_essential 'install compilation tools'
package %w(curl git-core mercurial gzip sed)
git "#{Chef::Config[:file_cache_path]}/alertmanager-#{new_resource.version}" do
repository new_resource.source_repository
revision new_resource.source_revision
action :checkout
end
bash 'compile_alertmanager_source' do
cwd "#{Chef::Config[:file_cache_path]}/alertmanager-#{new_resource.version}"
code "make && mv alertmanager #{new_resource.install_dir}"
end
end
end
cookbooks/prometheus/resources/alertmanager_service.rb
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# frozen_string_literal: true
provides :prometheus_alertmanager_service
unified_mode true
use '_partial/_common'
use '_partial/_alertmanager'
default_action :create
action_class do
include PrometheusCookbook::Helpers
end
action :create do
systemd_unit 'alertmanager.service' do
content alertmanager_unit_content(new_resource)
action [:create, :enable, :start]
end
end
action :enable do
systemd_unit 'alertmanager.service' do
action :enable
end
end
action :start do
systemd_unit 'alertmanager.service' do
action :start
end
end
action :restart do
systemd_unit 'alertmanager.service' do
action :restart
end
end
action :reload do
systemd_unit 'alertmanager.service' do
action :reload
end
end
action :stop do
systemd_unit 'alertmanager.service' do
action [:stop, :disable]
end
end
action :delete do
systemd_unit 'alertmanager.service' do
action [:stop, :disable, :delete]
end
end
cookbooks/prometheus/resources/config.rb
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# frozen_string_literal: true
provides :prometheus_config
unified_mode true
use '_partial/_common'
use '_partial/_prometheus'
property :template_cookbook, String, default: 'prometheus'
property :template_source, String, default: 'prometheus.yml.erb'
property :rule_filenames, [Array, nil], default: nil
property :global_config, Hash, default: {
'scrape_interval' => '60s',
'evaluation_interval' => '60s',
}
property :allow_external_config, [true, false], default: false
default_action :create
action :create do
config_resource = new_resource
with_run_context :root do
template config_resource.config_file do
cookbook config_resource.template_cookbook
source config_resource.template_source
mode '0644'
owner config_resource.user
group config_resource.group
variables(
global_config: config_resource.global_config,
jobs: {},
rule_filenames: config_resource.rule_filenames
)
not_if { config_resource.allow_external_config }
end
end
end
action :delete do
file new_resource.config_file do
action :delete
end
end
cookbooks/prometheus/resources/install.rb
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# frozen_string_literal: true
provides :prometheus_install
unified_mode true
use '_partial/_common'
use '_partial/_prometheus'
default_action :install
action_class do
include PrometheusCookbook::Helpers
end
action :install do
user new_resource.user do
system true
shell '/bin/false'
home new_resource.install_dir
not_if { new_resource.use_existing_user || new_resource.user == 'root' }
end
directory new_resource.install_dir do
owner new_resource.user
group new_resource.group
mode '0755'
recursive true
end
directory new_resource.log_dir do
owner new_resource.user
group new_resource.group
mode '0755'
recursive true
end
directory new_resource.storage_path do
owner new_resource.user
group new_resource.group
mode '0755'
recursive true
end
case new_resource.install_method
when 'binary'
package %w(tar bzip2)
ark install_dir_name(new_resource.install_dir) do
url new_resource.binary_url
checksum new_resource.checksum
version new_resource.version
prefix_root Chef::Config['file_cache_path']
path install_dir_parent(new_resource.install_dir)
owner new_resource.user
group new_resource.group
extension new_resource.file_extension unless new_resource.file_extension.empty?
action :put
end
when 'shell_binary'
package %w(tar bzip2)
remote_file "#{Chef::Config[:file_cache_path]}/prometheus-#{new_resource.version}.tar.gz" do
source new_resource.binary_url
checksum new_resource.checksum
action :create
notifies :run, 'execute[install_prometheus_archive]', :immediately
end
execute 'install_prometheus_archive' do
command "tar -xzf #{Chef::Config[:file_cache_path]}/prometheus-#{new_resource.version}.tar.gz -C #{new_resource.install_dir} --strip-components=1"
action :nothing
end
when 'source'
build_essential 'install compilation tools'
package %w(curl git-core mercurial gzip sed)
git "#{Chef::Config[:file_cache_path]}/prometheus-#{new_resource.version}" do
repository new_resource.source_repository
revision new_resource.source_revision
action :checkout
end
bash 'compile_prometheus_source' do
cwd "#{Chef::Config[:file_cache_path]}/prometheus-#{new_resource.version}"
environment(
'PATH' => "/usr/local/go/bin:#{ENV.fetch('PATH', nil)}",
'GOPATH' => '/opt/go:/opt/go/src/github.com/prometheus/promu/vendor'
)
code <<~EOH
make build
mv prometheus #{new_resource.install_dir}
cp -R console_libraries #{new_resource.install_dir}
cp -R consoles #{new_resource.install_dir}
EOH
end
end
end
cookbooks/prometheus/resources/job.rb
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# frozen_string_literal: true
provides :prometheus_job
unified_mode true
property :scrape_interval, String
property :scrape_timeout, String
property :labels, Hash
property :target, [Array, String], required: true
property :metrics_path, String, default: '/metrics'
property :config_file, String, default: '/opt/prometheus/prometheus.yml'
property :allow_external_config, [true, false], default: false
default_action :create
action :create do
job_resource = new_resource
with_run_context :root do
edit_resource(:template, job_resource.config_file) do
variables[:jobs] ||= {}
variables[:jobs][job_resource.name] ||= {}
variables[:jobs][job_resource.name]['scrape_interval'] = job_resource.scrape_interval
variables[:jobs][job_resource.name]['scrape_timeout'] = job_resource.scrape_timeout
variables[:jobs][job_resource.name]['target'] = job_resource.target
variables[:jobs][job_resource.name]['metrics_path'] = job_resource.metrics_path
variables[:jobs][job_resource.name]['labels'] = job_resource.labels
action :nothing
delayed_action :create
not_if { job_resource.allow_external_config }
end
end
end
action :delete do
file new_resource.config_file do
action :delete
end
end
cookbooks/prometheus/resources/service.rb
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# frozen_string_literal: true
provides :prometheus_service
unified_mode true
use '_partial/_common'
use '_partial/_prometheus'
default_action :create
action_class do
include PrometheusCookbook::Helpers
end
action :create do
systemd_unit 'prometheus.service' do
content prometheus_unit_content(new_resource)
action [:create, :enable, :start]
end
end
action :enable do
systemd_unit 'prometheus.service' do
action :enable
end
end
action :start do
systemd_unit 'prometheus.service' do
action :start
end
end
action :restart do
systemd_unit 'prometheus.service' do
action :restart
end
end
action :reload do
systemd_unit 'prometheus.service' do
action :reload
end
end
action :stop do
systemd_unit 'prometheus.service' do
action [:stop, :disable]
end
end
action :delete do
systemd_unit 'prometheus.service' do
action [:stop, :disable, :delete]
end
end