mirror of
https://github.com/inspec/inspec
synced 2024-11-23 13:13:22 +00:00
103 lines
2.5 KiB
Ruby
103 lines
2.5 KiB
Ruby
# encoding: utf-8
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require 'docker'
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require 'yaml'
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require 'concurrent'
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require_relative '../lib/vulcano'
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tests = ARGV
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if tests.empty?
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puts 'Nothing to do.'
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exit 0
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end
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class DockerTester
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def initialize(tests)
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@tests = tests
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@images = docker_images_by_tag
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@conf = tests_conf
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end
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def run
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puts ['Running tests:', @tests].flatten.join("\n- ")
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puts ''
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conf = RSpec.configuration
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reporter = conf.reporter
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promises = nil
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# start reporting loop
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reporter.report(0) do |report|
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# test all images
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promises = @conf['images'].map do |name|
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run_on_target(name, report, conf)
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end
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# wait for all tests to be finished
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sleep(0.1) until promises.all?(&:fulfilled?)
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end
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# check if we were successful
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failures = promises.map(&:value).find_all { |x| x!=0 }
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failures.empty? or fail 'Test failures'
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end
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def run_on_target(name, report, conf)
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pr = Concurrent::Promise.new {
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container = prepare_container(name)
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status = test_container(container, report)
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stop_container(container)
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# Report either 0 for all ok or an exit code
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status.all? ? 0 : conf.failure_exit_code
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}.execute
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end
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def docker_images_by_tag
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# get all docker image tags
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images = {}
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Docker::Image.all.map do |img|
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Array(img.info['RepoTags']).each do |tag|
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images[tag] = img
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end
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end
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images
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end
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def tests_conf
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# get the test configuration
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conf_path = File.join(File.dirname(__FILE__), '..', '.tests.yaml')
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fail "Can't find tests config in #{conf_path}" unless File.file?(conf_path)
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YAML.load(File.read(conf_path))
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end
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def test_container(container, report)
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puts "--> run test on docker #{container.id}"
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opts = { 'target' => "docker://#{container.id}" }
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runner = Vulcano::Runner.new(nil, opts)
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runner.add_tests(@tests)
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tests = runner.tests.ordered_example_groups
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tests.map { |g| g.run(report) }
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end
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def prepare_container(name)
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dname = "docker-#{name}:latest"
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image = @images[dname]
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fail "Can't find docker image #{dname}" if image.nil?
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puts "--> start docker #{name}"
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container = Docker::Container.create(
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'Cmd' => ['/bin/bash'],
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'Image' => image.id,
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'OpenStdin' => true,
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)
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container.start
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container
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end
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def stop_container(container)
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puts "--> killrm docker #{container.id}"
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container.kill
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container.delete(force: true)
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end
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end
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DockerTester.new(tests).run
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