Class: DockerBuilder::Manager

Inherits:
Object
  • Object
show all
Defined in:
lib/docker_builder/manager.rb

Class Method Summary collapse

Class Method Details

._install_container_provision_host(settings) ⇒ Object 



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# File 'lib/docker_builder/manager.rb', line 84

def self._install_container_provision_host(settings)
  script_type = (settings['install']['host']['script_type'] rescue nil)
  return true unless script_type

  # run provision script on the host machine
  if script_type=='chef_recipe'
    return _install_container_provision_host_chef_recipe(settings)
  else
    # do nothing
  end

  true
end

._install_container_provision_host_chef_recipe(settings) ⇒ Object 



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# File 'lib/docker_builder/manager.rb', line 100

def self._install_container_provision_host_chef_recipe(settings)
  # run script on host machine
  script_name = settings['install']['host']['script'] || 'install_host'

  # check script exists
  #script_path = "#{settings.name}/cookbooks/#{settings.name}/recipes/#{script_name}.rb"
  #f = File.expand_path('.', script_path)

  #if !File.exists?(f)
  #  puts "script not found: #{f}. Skipping"
  #  return false
  #end

  #puts "pwd= #{Dir.pwd}"
  #puts "root = #{Config.root_path}"
  #exit

  #
  res_chef = run_chef_recipe_server_recipe(settings, script_name)
  #cmd %Q(SERVER_NAME=#{settings.name} chef-client -z -N #{settings.name} --override-runlist 'recipe[#{settings.name}::#{script_name}]' )

  return true
end

._install_service_container(settings) ⇒ Object

systemd service



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# File 'lib/docker_builder/manager.rb', line 172

def self._install_service_container(settings)
  # not work
  #cmd %Q(SERVER_NAME=#{settings.name} chef-client -z -N #{settings.name} install_container_service.rb )

  # work
  #cmd %Q(SERVER_NAME=#{settings.name} chef-client -z -N #{settings.name} -j config_run_install_container_service.json )

  # work
  #cmd %Q(SERVER_NAME=#{settings.name} chef-client -z -N #{settings.name} --override-runlist 'recipe[server-api::install_container_service]' )

  #
  cmd %Q(SERVER_NAME=#{settings.name} chef-client -z -N #{settings.name} -j config/config-#{settings.name}.json --override-runlist 'recipe[server-api::install_container_service]' )
end

._provision_container_chef_recipe(settings) ⇒ Object

provision



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# File 'lib/docker_builder/manager.rb', line 194

def self._provision_container_chef_recipe(settings)
  puts "provisioning container #{settings.container_name}"

  #cmd %Q(SERVER_NAME=#{settings.name} chef-client -z -N #{settings.name} #{settings.name}/cookbooks/#{settings.name}/ )
end

._remove_service_container(settings) ⇒ Object 



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# File 'lib/docker_builder/manager.rb', line 187

def self._remove_service_container(settings)
  cmd %Q(SERVER_NAME=#{settings.name} chef-client -z -N #{settings.name} -j config/config-#{settings.name}.json --override-runlist 'recipe[server-api::remove_container_service]' )
end

._run_container(settings) ⇒ Object

run



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# File 'lib/docker_builder/manager.rb', line 125

def self._run_container(settings)
  puts "run container ..."

  script_type = (settings['install']['node']['script_type'] rescue nil)

  puts "script type: #{script_type}"


  if script_type && script_type=='chef_recipe'
    # run container and provision with chef
    _run_container_chef(settings)

    # ???
    #_provision_container_chef_recipe(settings)
  elsif script_type && script_type=='shell'
    # docker run
    cmd %Q(docker run -d --name #{settings.container_name} #{settings.docker_ports_string} #{settings.docker_volumes_string} #{settings.docker_volumes_from_string} #{settings.docker_links_string}  #{settings.run_extra_options_string} #{settings.run_env_variables_string} #{settings.image_name} #{settings['docker']['command']} #{settings['docker']['run_options']})

    # provision with shell script
    run_shell_script_in_container(settings, "install.sh")

  else
    # no script for provision
    #_run_container_docker(settings)

    # docker run
    cmd %Q(docker run -d --name #{settings.container_name} #{settings.docker_ports_string} #{settings.docker_volumes_string} #{settings.docker_volumes_from_string} #{settings.docker_links_string}  #{settings.run_extra_options_string} #{settings.run_env_variables_string} #{settings.image_name} #{settings['docker']['command']} #{settings['docker']['run_options']})

  end


  # fix hosts
  #puts "adding hosts..."
  #puts "a= #{settings.attributes}"

  container_hosts = settings.node['hosts'] || []
  container_hosts.each do |r|
    cmd %Q(docker exec #{settings.container_name} bash -c 'echo "#{r[0]} #{r[1]}" >>  /etc/hosts')
  end


  true
end

._run_container_chef(settings) ⇒ Object

def self._run_container_docker(settings)

end



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# File 'lib/docker_builder/manager.rb', line 207

def self._run_container_chef(settings)
  # generate json config for chef
  save_chef_config(settings)

  # run chef
  #s_run = %Q(cd #{settings.name} && chef-client -z -j config.json -c ../.chef/knife.rb -N #{settings.name} ../lib/chef_container_run.rb)

  # good - 2016-nov-19
  #cmd %Q(SERVER_NAME=#{settings.name} chef-client -z -N #{settings.name} chef_run_container.rb)

  #
  res_chef = run_chef_recipe(settings, 'chef_run_container.rb')

  res_chef
end

.build_image(server_name, settings = nil) ⇒ Object 



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# File 'lib/docker_builder/manager.rb', line 17

def self.build_image(server_name, settings=nil)
  puts "building image for #{server_name}..."
  #puts "settings: #{settings}"
  #puts "debug: #{settings['attributes']}"

  #settings = load_settings(server_name)

  t = settings['build']['build_type']
  if t=='' || t=='none'
    #
    puts "no build needed..."

  elsif t.downcase=='dockerfile'
    return build_image_with_dockerfile(settings)
  elsif t=='chef'
    return build_image_with_chef(settings)
  end
end

.build_image_with_chef(settings) ⇒ Object 



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# File 'lib/docker_builder/manager.rb', line 44

def self.build_image_with_chef(settings)
  puts "build image with chef"

  # config json
  save_chef_config(settings)

  # check node
  cmd %Q(cd #{Config.root_path} && chef exec knife node show #{settings.chef_node_name} -c #{chef_config_knife_path})


  #cmd %Q(SERVER_NAME=#{settings.name} SERVER_PATH=#{settings.dir_server_root} chef exec chef-client -z -N #{settings.image_name} -j #{settings.filename_config_json} -c #{chef_config_knife_path} #{chef_recipe_path('chef_build_image.rb')} )
  res_recipe = run_chef_recipe(settings, 'chef_build_image.rb')
end

.build_image_with_dockerfile(settings) ⇒ Object 



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# File 'lib/docker_builder/manager.rb', line 36

def self.build_image_with_dockerfile(settings)
  puts "build image with Dockerfile"

  #cmd %Q(cd #{name} && docker build -t #{settings.image_name} . )
  cmd %Q(docker build -t #{settings.image_name} #{settings.dir_server_root} )

end

.chef_config_knife_path ⇒ Object 



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# File 'lib/docker_builder/manager.rb', line 393

def self.chef_config_knife_path
  "#{Config.dir_gem_root}/lib/docker_builder/chef/.chef/knife.rb"
end

.chef_recipe_path(p) ⇒ Object 



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# File 'lib/docker_builder/manager.rb', line 397

def self.chef_recipe_path(p)
  "#{Config.dir_gem_root}/lib/docker_builder/chef/#{p}"
end

.chef_remove_data(settings) ⇒ Object 



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# File 'lib/docker_builder/manager.rb', line 402

def self.chef_remove_data(settings)
  #
  cmd %Q(cd #{Config.root_path} && chef exec knife node delete #{settings.chef_node_name}  -y -c #{chef_config_knife_path})

  # clean chef client, node
  cmd %Q(cd #{Config.root_path} && rm -f #{settings.filename_chef_node_json} )
  cmd %Q(cd #{Config.root_path} && rm -f #{settings.filename_chef_client_json} )
end

.clear_cache(name, settings) ⇒ Object 



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# File 'lib/docker_builder/manager.rb', line 346

def self.clear_cache(name, settings)
  # common cache
  cmd("rm -rf ~/.chef/cache")
  cmd("rm -rf ~/.chef/local-mode-cache")

  # cache for server
  cmd("rm -rf #{settings.dir_server_root}/.chef/local-mode-cache")
  #cmd("rm -rf ~/.chef/package-cache")

  # cache in gem
  cmd("rm -rf #{Config.dir_gem_root}/lib/docker_builder/.chef/local-mode-cache")


end

.cmd(s) ⇒ Object 



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# File 'lib/docker_builder/manager.rb', line 363

def self.cmd(s)
  Command.cmd(s)
end

.destroy_container(server_name, settings) ⇒ Object 



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# File 'lib/docker_builder/manager.rb', line 264

def self.destroy_container(server_name, settings)
  puts "destroying container #{server_name}..."

  # TODO: stop, remove systemd service
  #res_service = _remove_service_container(settings)

  #
  cmd %Q(docker rm -f #{settings.container_name} )



  # if chef
  if settings['build']['build_type']=='chef'
    return destroy_container_chef(settings)
  end

  #
  return true
end

.destroy_container_chef(settings) ⇒ Object 



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# File 'lib/docker_builder/manager.rb', line 285

def self.destroy_container_chef(settings)
  # destroy temp container
  cmd %Q(docker rm -f chef-converge.#{settings.image_name} )

  #
  res_chef = run_chef_recipe(settings, 'chef_destroy_container.rb')
  #cmd %Q(SERVER_NAME=#{settings.name} chef-client -z -N #{settings.name} chef_destroy_container.rb)

  #
  chef_remove_data(settings)

end

.destroy_image(server_name, settings = {}) ⇒ Object 



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# File 'lib/docker_builder/manager.rb', line 224

def self.destroy_image(server_name, settings={})
  puts "destroying image for server #{server_name}"

  cmd %Q(docker rmi #{settings.image_name} )
  cmd %Q(docker rm -f chef.converge.#{settings.image_name} )

  # delete chef data
  if settings['build']['build_type']=='chef'
    return destroy_image_chef(settings)
  end
end

.destroy_image_chef(settings) ⇒ Object 



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# File 'lib/docker_builder/manager.rb', line 237

def self.destroy_image_chef(settings)
  puts "destroying image with chef..."

  # config json
  save_chef_config(settings)

  # destroy temp container
  cmd %Q(docker rm -f chef-converge.#{settings.image_name} )

  #
  cmd %Q(cd #{Config.root_path} && chef exec knife node delete #{settings.chef_node_name}  -y -c #{chef_config_knife_path})

  res_recipe = run_chef_recipe(settings, 'chef_destroy_image.rb')

  chef_remove_data(settings)

  # work - before 2016-nov-19
  #cmd %Q(cd #{Config.root_path} && chef exec knife node delete #{settings.chef_node_name}  -y -c #{chef_config_knife_path})

  # clean chef client, node
  #cmd %Q(cd #{Config.root_path} && rm -f #{settings.filename_chef_node_json} )
  #cmd %Q(cd #{Config.root_path} && rm -f #{settings.filename_chef_client_json} )
end

.exec_task(server_name, recipe_name) ⇒ Object

run task on running container



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# File 'lib/docker_builder/manager.rb', line 323

def self.exec_task(server_name, recipe_name)
  #raise 'not implemented'

  settings = load_settings(server_name)

  # check script exists
  script_path = "#{settings.name}/cookbooks/#{settings.name}/recipes/#{recipe_name}.rb"
  f = File.expand_path('.', script_path)

  if !File.exists?(f)
    puts "script not found: #{f}. Skipping"
    return false
  end

  #
  cmd %Q(SERVER_NAME=#{settings.name} chef-client -z --override-runlist 'recipe[server-api::exec_container]' )
  #cmd %Q(SERVER_NAME=#{settings.name} chef-client -z -N #{settings.name} --override-runlist 'recipe[#{settings.name}::#{recipe_name}]' )
  #cmd %Q(SERVER_NAME=#{settings.name} chef-client -z -N #{settings.name} chef_exec_container.rb )

  return true
end

.run_chef_recipe(settings, recipe_rb) ⇒ Object

helpers - chef



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# File 'lib/docker_builder/manager.rb', line 384

def self.run_chef_recipe(settings, recipe_rb)
  cmd %Q(cd #{Config.root_path} && SERVER_NAME=#{settings.name} SERVER_PATH=#{settings.dir_server_root} chef exec chef-client -z -N #{settings.container_name} -j #{settings.filename_config_json} -c #{chef_config_knife_path} #{chef_recipe_path(recipe_rb)} )
end

.run_chef_recipe_server_recipe(settings, server_recipe) ⇒ Object 



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# File 'lib/docker_builder/manager.rb', line 388

def self.run_chef_recipe_server_recipe(settings, server_recipe)
  cmd %Q(cd #{Config.root_path} && SERVER_NAME=#{settings.name} SERVER_PATH=#{settings.dir_server_root} chef exec chef-client -z -N #{settings.container_name} -c #{chef_config_knife_path} --override-runlist 'recipe[#{settings.name}::#{server_recipe}]' )
end

.run_container(server_name, settings = {}) ⇒ Object

run



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# File 'lib/docker_builder/manager.rb', line 63

def self.run_container(server_name, settings={})
  puts "creating and running container.."
  #settings = load_settings(server_name)

  # destroy
  destroy_container(server_name, settings)


  # provision host before running container
  res_install = _install_container_provision_host(settings)

  # run container
  res_run = _run_container(settings)


  # TODO: systemd service
  #res_service = _install_service_container(settings)


end

.run_shell_script_in_container(settings, script_name) ⇒ Object

helpers - shell



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# File 'lib/docker_builder/manager.rb', line 370

def self.run_shell_script_in_container(settings, script_name)
  script_path = settings.make_path_full("scripts/#{script_name}")

  # copy
  cmd %Q(cd #{Config.root_path} && docker cp #{script_path} #{settings.container_name}:/tmp/#{script_name} )

  # exec
  cmd %Q(docker exec #{settings.container_name} chmod +x /tmp/#{script_name} )
  cmd %Q(docker exec #{settings.container_name} /tmp/#{script_name} )
end

.save_chef_config(settings) ⇒ Object 



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# File 'lib/docker_builder/manager.rb', line 4

def self.save_chef_config(settings)
  require 'json'
  filename = settings.filename_chef_config
  FileUtils.mkdir_p(File.dirname(filename))
  File.open(filename,"w+") do |f|
    f.write(settings.all_attributes.to_json)
  end

  true
end

.start_container(server_name) ⇒ Object 



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# File 'lib/docker_builder/manager.rb', line 299

def self.start_container(server_name)
  settings = load_settings(server_name)

  #
  cmd %Q(docker start #{settings.container_name} )

  return true
end

.stop_container(server_name, settings) ⇒ Object

stop container



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# File 'lib/docker_builder/manager.rb', line 311

def self.stop_container(server_name, settings)
  puts "stopping container #{server_name}..."

  #
  cmd %Q(docker stop #{settings.container_name} )

  #
  return true
end