Module: DockerImageTagCheckModule

Included in:
Takelage::DockerContainer, Takelage::DockerImageTagCheck
Defined in:
lib/takelage/docker/image/tag/check/module.rb

Overview

takelage docker image tag check module

Instance Method Summary collapse

Instance Method Details

#docker_image_tag_check_local(tag) ⇒ Boolean

Backend method for docker image check tag local.

Returns:

  • (Boolean) —

    does local docker image tag exist?



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

def docker_image_tag_check_local(tag)
  log.debug "Check if local docker image tag \"#{tag}\" exists"

  return false unless docker_check_running

  return false unless configured? %w(docker_user docker_repo)

  if tag.to_s.strip.empty?
    log.warn "No local docker image tag specified"
    return false
  end

  image = "#{@docker_user}/#{@docker_repo}:#{tag}"

  cmd_docker_images =
      config.active['cmd_docker_image_tag_check_local_docker_images'] % {
          image: image
      }

  stdout_str = run cmd_docker_images

  if stdout_str.to_s.strip.empty?
    log.debug "No local docker image \"#{image}\" found"
    return false
  end

  log.debug "Found local docker image \"#{image}\""
  true
end

#docker_image_tag_check_remote(tag) ⇒ Boolean

Backend method for docker image check tag remote.

Returns:

  • (Boolean) —

    does remote docker image tag exist?



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# File 'lib/takelage/docker/image/tag/check/module.rb', line 38

def docker_image_tag_check_remote(tag)
  log.debug "Check if remote image tag \"#{tag}\" exists"

  return false unless docker_check_running

  return false unless configured? %w(docker_user docker_repo docker_tagsurl)

  if tag .to_s.strip.empty?
    log.warn "No remote docker image tag specified"
    return false
  end

  image = "#{@docker_user}/#{@docker_repo}:#{tag}"

  tags = docker_image_tag_list_remote

  unless tags.include? tag
    log.debug "No remote docker image \"#{image}\" found"
    return false
  end

  log.debug "Found remote docker image \"#{image}\""
  true
end