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require 'fileutils'
class Benchmarker
include FileUtils
def initialize(target, size)
@target = target
@size = size > 100 ? size : 100
end
def setup
require 'puppet'
@config = File.join(@target, 'puppet.conf')
Puppet.initialize_settings(['--config', @config])
envs = Puppet.lookup(:environments)
@node = Puppet::Node.new('testing', :environment => envs.get('benchmarking'))
end
def run(args=nil)
@compiler = Puppet::Parser::Compiler.new(@node)
@compiler.compile do |catalog|
scope = @compiler.topscope
50.times { |index| scope["d#{index}"] = "dir_#{index}" }
@size.times do
100.times do |index|
invocation = Puppet::Pops::Lookup::Invocation.new(scope)
Puppet::Pops::Lookup.lookup('a', nil, nil, true, nil, invocation)
end
end
catalog
end
end
def generate
env_dir = File.join(@target, 'environments', 'benchmarking')
hiera_yaml = File.join(@target, 'hiera.yaml')
datadir = File.join(@target, 'data')
mkdir_p(env_dir)
File.open(hiera_yaml, 'w') do |f|
f.puts('version: 5')
f.puts('hierarchy:')
50.times do |index|
5.times do |repeat|
f.puts(" - name: Entry_#{index}_#{repeat}")
f.puts(" path: \"%{::d#{index}}/data_#{repeat}\"")
end
end
end
dir_0_dir = File.join(datadir, 'dir_0')
mkdir_p(dir_0_dir)
data_0_yaml = File.join(dir_0_dir, 'data_0.yaml')
File.open(data_0_yaml, 'w') do |f|
f.puts('a: value a')
end
templates = File.join('benchmarks', 'hiera_conf_interpol')
render(File.join(templates, 'puppet.conf.erb'),
File.join(@target, 'puppet.conf'),
:location => @target)
end
def render(erb_file, output_file, bindings)
site = ERB.new(File.read(erb_file))
File.open(output_file, 'w') do |fh|
fh.write(site.result(OpenStruct.new(bindings).instance_eval { binding }))
end
end
end
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