--- a/dev/provisioning/modules/mysql/Rakefile	Fri Apr 08 17:50:49 2016 +0200
+++ b/dev/provisioning/modules/mysql/Rakefile	Fri Apr 08 17:53:56 2016 +0200
@@ -1,5 +1,6 @@
+require 'puppet_blacksmith/rake_tasks'
+require 'puppet-lint/tasks/puppet-lint'
 require 'puppetlabs_spec_helper/rake_tasks'
-require 'puppet-lint/tasks/puppet-lint'
 
 PuppetLint.configuration.fail_on_warnings = true
 PuppetLint.configuration.send('relative')
@@ -8,3 +9,34 @@
 PuppetLint.configuration.send('disable_documentation')
 PuppetLint.configuration.send('disable_single_quote_string_with_variables')
 PuppetLint.configuration.ignore_paths = ["spec/**/*.pp", "pkg/**/*.pp"]
+
+desc 'Generate pooler nodesets'
+task :gen_nodeset do
+  require 'beaker-hostgenerator'
+  require 'securerandom'
+  require 'fileutils'
+
+  agent_target = ENV['TEST_TARGET']
+  if ! agent_target
+    STDERR.puts 'TEST_TARGET environment variable is not set'
+    STDERR.puts 'setting to default value of "redhat-64default."'
+    agent_target = 'redhat-64default.'
+  end
+
+  master_target = ENV['MASTER_TEST_TARGET']
+  if ! master_target
+    STDERR.puts 'MASTER_TEST_TARGET environment variable is not set'
+    STDERR.puts 'setting to default value of "redhat7-64mdcl"'
+    master_target = 'redhat7-64mdcl'
+  end
+
+  targets = "#{master_target}-#{agent_target}"
+  cli = BeakerHostGenerator::CLI.new([targets])
+  nodeset_dir = "tmp/nodesets"
+  nodeset = "#{nodeset_dir}/#{targets}-#{SecureRandom.uuid}.yaml"
+  FileUtils.mkdir_p(nodeset_dir)
+  File.open(nodeset, 'w') do |fh|
+    fh.print(cli.execute)
+  end
+  puts nodeset
+end