Class: Gitlab::QA::Component::Chaos

Inherits:
Base
  • Object
show all
Defined in:
lib/gitlab/qa/component/chaos.rb

Constant Summary collapse

DOCKER_IMAGE = 
'ghcr.io/shopify/toxiproxy'
DOCKER_IMAGE_TAG = 
'2.5.0'

Instance Attribute Summary

Attributes inherited from Base

#docker, #environment, #network, #ports, #runner_network, #volumes

Instance Method Summary collapse

Methods inherited from Base

#add_network_alias, #hostname, #image, #instance, #ip_address, #prepare, #prepare_docker_container, #prepare_docker_image, #prepare_network, #process_exec_commands, #pull, #restart, #tag, #teardown, #teardown!

Methods included from Scenario::Actable

#act, included

Constructor Details

#initialize ⇒ Chaos

Returns a new instance of Chaos.



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# File 'lib/gitlab/qa/component/chaos.rb', line 11

def initialize
  super
  @network = "test"
end

Instance Method Details

#name ⇒ Object 



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# File 'lib/gitlab/qa/component/chaos.rb', line 16

def name
  @name ||= "chaos"
end

#start ⇒ Object 



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# File 'lib/gitlab/qa/component/chaos.rb', line 20

def start
  prepare
  docker.run(image: image, tag: tag) do |command|
    command << '-d '
    command << "--name #{name}"
    command << "--network #{@network}"
    command << "--publish 8474:8474"
  end

  Toxiproxy.host = "http://localhost:8474"

  begin
    attempts ||= 1
    Toxiproxy.populate([
                         {
                           name: "postgres",
                           listen: "[::]:5432",
                           upstream: "postgres.test:5432",
                           "enabled": true
                         },
                         {
                           name: "praefect",
                           listen: "[::]:2305",
                           upstream: "praefect.test:2305",
                           "enabled": true
                         },
                         {
                           name: "gitaly1",
                           listen: "[::]:8076",
                           upstream: "gitaly1.test:8076",
                           "enabled": true
                         },
                         {
                           name: "gitaly2",
                           listen: "[::]:8077",
                           upstream: "gitaly2.test:8077",
                           "enabled": true
                         },
                         {
                           name: "gitaly3",
                           listen: "[::]:8078",
                           upstream: "gitaly3.test:8078",
                           "enabled": true
                         }
                       ])
  rescue StandardError => e
    Runtime::Logger.warn e.message

    # This should resolve within seconds, but give some leeway for the toxiproxy container to start
    if (attempts += 1) < 10
      Runtime::Logger.info "Waiting #{attempts} seconds before retrying setting toxiproxy config"
      sleep attempts
      retry
    end
  end
end