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Add pushgateway #68

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Oct 13, 2017
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8 changes: 8 additions & 0 deletions manifests/params.pp
Original file line number Diff line number Diff line change
Expand Up @@ -59,6 +59,14 @@
$process_exporter_user = 'process-exporter'
$process_exporter_version = '0.1.0'
$process_exporter_config_path = '/etc/process-exporter.yaml'
$pushgateway_download_extension = 'tar.gz'
$pushgateway_download_url_base = 'https://github.com/prometheus/pushgateway/releases'
$pushgateway_extra_groups = []
$pushgateway_group = 'pushgateway'
$pushgateway_package_ensure = 'latest'
$pushgateway_package_name = 'pushgateway'
$pushgateway_user = 'pushgateway'
$pushgateway_version = '0.4.0'
$mysqld_exporter_cnf_config_path = '/etc/.my.cnf'
$mysqld_exporter_cnf_host = 'localhost'
$mysqld_exporter_cnf_password = 'password'
Expand Down
130 changes: 130 additions & 0 deletions manifests/pushgateway.pp
Original file line number Diff line number Diff line change
@@ -0,0 +1,130 @@
# Class: prometheus::pushgateway
#
# This module manages prometheus node pushgateway
#
# Parameters:
# [*arch*]
# Architecture (amd64 or i386)

# [*bin_dir*]
# Directory where binaries are located
#
# [*download_extension*]
# Extension for the release binary archive
#
# [*download_url*]
# Complete URL corresponding to the where the release binary archive can be downloaded
#
# [*download_url_base*]
# Base URL for the binary archive
#
# [*extra_groups*]
# Extra groups to add the binary user to
#
# [*extra_options*]
# Extra options added to the startup command
#
# [*group*]
# Group under which the binary is running
#
# [*init_style*]
# Service startup scripts style (e.g. rc, upstart or systemd)
#
# [*install_method*]
# Installation method: url or package (only url is supported currently)
#
# [*manage_group*]
# Whether to create a group for or rely on external code for that
#
# [*manage_service*]
# Should puppet manage the service? (default true)
#
# [*manage_user*]
# Whether to create user or rely on external code for that
#
# [*os*]
# Operating system (linux is the only one supported)
#
# [*package_ensure*]
# If package, then use this for package ensure default 'latest'
#
# [*package_name*]
# The binary package name - not available yet
#
# [*restart_on_change*]
# Should puppet restart the service on configuration change? (default true)
#
# [*service_enable*]
# Whether to enable the service from puppet (default true)
#
# [*service_ensure*]
# State ensured for the service (default 'running')
#
# [*service_name*]
# Name of the node exporter service (default 'pushgateway')
#
# [*user*]
# User which runs the service
#
# [*version*]
# The binary release version
class prometheus::pushgateway (
String $arch = $::prometheus::params::arch,
String $bin_dir = $::prometheus::params::bin_dir,
String $download_extension = $::prometheus::params::pushgateway_download_extension,
Variant[Undef,String] $download_url = undef,
String $download_url_base = $::prometheus::params::pushgateway_download_url_base,
Array $extra_groups = $::prometheus::params::pushgateway_extra_groups,
String $extra_options = '',
String $group = $::prometheus::params::pushgateway_group,
String $init_style = $::prometheus::params::init_style,
String $install_method = $::prometheus::params::install_method,
Boolean $manage_group = true,
Boolean $manage_service = true,
Boolean $manage_user = true,
String $os = $::prometheus::params::os,
String $package_ensure = $::prometheus::params::pushgateway_package_ensure,
String $package_name = $::prometheus::params::pushgateway_package_name,
Boolean $restart_on_change = true,
Boolean $service_enable = true,
String $service_ensure = 'running',
String $service_name = 'pushgateway',
String $user = $::prometheus::params::pushgateway_user,
String $version = $::prometheus::params::pushgateway_version,
) inherits prometheus::params {
# Prometheus added a 'v' on the realease name at 0.3.0
if versioncmp ($version, '0.3.0') >= 0 {
$release = "v${version}"
}
else {
$release = $version
}
$real_download_url = pick($download_url,"${download_url_base}/download/${release}/${package_name}-${version}.${os}-${arch}.${download_extension}")
$notify_service = $restart_on_change ? {
true => Service[$service_name],
default => undef,
}

prometheus::daemon { $service_name :
install_method => $install_method,
version => $version,
download_extension => $download_extension,
os => $os,
arch => $arch,
real_download_url => $real_download_url,
bin_dir => $bin_dir,
notify_service => $notify_service,
package_name => $package_name,
package_ensure => $package_ensure,
manage_user => $manage_user,
user => $user,
extra_groups => $extra_groups,
group => $group,
manage_group => $manage_group,
options => $extra_options,
init_style => $init_style,
service_ensure => $service_ensure,
service_enable => $service_enable,
manage_service => $manage_service,
}
}
25 changes: 25 additions & 0 deletions spec/classes/pushgateway_spec.rb
Original file line number Diff line number Diff line change
@@ -0,0 +1,25 @@
require 'spec_helper'

describe 'prometheus::pushgateway' do
on_supported_os.each do |os, facts|
context "on #{os}" do
let(:facts) do
facts
end

context 'with version specified' do
let(:params) do
{
version: '0.4.0',
arch: 'amd64',
os: 'linux'
}
end

describe 'install correct binary' do
it { is_expected.to contain_file('/usr/local/bin/pushgateway').with('target' => '/opt/pushgateway-0.4.0.linux-amd64/pushgateway') }
end
end
end
end
end