Module: DockerContainerCheckModule

Included in:
Takelage::DockerContainer, Takelage::DockerContainerCheck
Defined in:
lib/takelage/docker/container/check/module.rb

Overview

takelage docker container check module

Instance Method Summary collapse

Instance Method Details

#docker_container_check_existing(container) ⇒ Boolean

Backend method for docker container check existing.

Returns:

  • (Boolean) —

    is container existing?



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# File 'lib/takelage/docker/container/check/module.rb', line 6

def docker_container_check_existing(container)
  log.debug "Checking if container \"#{container}\" is existing"

  cmd_docker_existing = 'docker ps ' +
      "--filter name=^#{container}$ " +
      '--quiet'

  stdout_str, stderr_str, status = run_and_check cmd_docker_existing

  if stdout_str.to_s.strip.empty?
    log.debug "Container \"#{container}\" is not existing"
    return false
  end

  log.debug "Container \"#{container}\" is existing"
  true
end

#docker_container_check_orphaned(container) ⇒ Boolean

Backend method for docker container check orphaned.

Returns:

  • (Boolean) —

    is container orphaned?



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# File 'lib/takelage/docker/container/check/module.rb', line 26

def docker_container_check_orphaned(container)
  log.debug "Check if container \"#{container}\" is orphaned"

  cmd_docker_orphaned = 'docker exec ' +
      '--interactive ' +
      "#{container} " +
      'ps a'

  stdout_str, stderr_str, status = run_and_check cmd_docker_orphaned

  if stdout_str.include? '/loginpoint.py'
    log.debug "Container \"#{container}\" isn't orphaned"
    return false
  end

  log.debug "Container \"#{container}\" is orphaned"
  true
end