Class: Kontena::Plugin::Local::UpCommand

Inherits:
Command
  • Object
show all
Includes:
Cli::Common
Defined in:
lib/kontena/plugin/local/up_command.rb

Instance Method Summary collapse

Instance Method Details

#create_grid ⇒ Object 



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# File 'lib/kontena/plugin/local/up_command.rb', line 103

def create_grid
  token = SecureRandom.hex(16)
  Kontena.run!([
    'grid', 'create', '--token', token,
    '--silent', 'local-kontena'
  ])

  image = "kontena/agent:#{version}"
  ensure_image(image)
  agent = nil
   "Creating #{pastel.cyan('agent')}" do
    agent = Docker::Container.create(
      'name' => 'kontena-agent',
      'Image' => image,
      'Env' => [
        "KONTENA_URI=http://localhost:8181",
        "KONTENA_TOKEN=#{token}",
        "CADVISOR_IMAGE=google/cadvisor",
        "CADVISOR_VERSION=v0.26.1"
      ],
      'Volumes' => {
        '/var/run/docker.sock' => {}
      },
      'HostConfig' => {
        'Binds' => ['/var/run/docker.sock:/var/run/docker.sock'],
        'NetworkMode' => 'host',
        'RestartPolicy' => { 'Name' => 'unless-stopped' }
      }
    )
    agent.start!
  end
end

#docker_uri ⇒ Object 



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# File 'lib/kontena/plugin/local/up_command.rb', line 168

def docker_uri
  if @docker_uri.nil?
    @docker_uri = URI.parse(ENV['DOCKER_HOST'] || 'tcp://localhost:2376')
  end

  @docker_uri
end

#ensure_image(image) ⇒ Object 



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# File 'lib/kontena/plugin/local/up_command.rb', line 162

def ensure_image(image)
   "Pulling container image #{pastel.cyan(image)}" do
    Docker::Image.create('fromImage' => image)
  end
end

#ensure_master ⇒ Object 



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# File 'lib/kontena/plugin/local/up_command.rb', line 45

def ensure_master
  master = Docker::Container.get('kontena-master-api') rescue nil
  abort('master already exists') if master
  image = "kontena/server:#{version}"
  ensure_image(image)
   "Creating #{pastel.cyan('master')}" do
    master = Docker::Container.create(
      'name' => 'kontena-master-api',
      'Image' => image,
      'Env' => [
        'MONGODB_URI=mongodb://mongodb:27017/kontena_server',
        "VAULT_KEY=#{SecureRandom.hex(24)}",
        "VAULT_IV=#{SecureRandom.hex(24)}",
        "INITIAL_ADMIN_CODE=initialadmincode",
        "CONTAINER_LOGS_CAPPED_SIZE=128",
        "CONTAINER_STATS_CAPPED_SIZE=64",
        "EVENT_LOGS_CAPPED_SIZE=32",
        "WEB_CONCURRENCY=1"
      ],
      'ExposedPorts' => {
        '9292/tcp' => {}
      },
      'HostConfig' => {
        'Links' => ['kontena-master-mongo:mongodb'],
        'PortBindings' => {
          '9292/tcp' => [
            {'HostPort' => '8181'}
          ]
        },
        'RestartPolicy' => {'Name' => 'unless-stopped'}
      }
    )
    master.start
  end
end

#ensure_mongodb ⇒ Object 



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# File 'lib/kontena/plugin/local/up_command.rb', line 24

def ensure_mongodb
  mongodb = Docker::Container.get('kontena-master-mongo') rescue nil
  return if mongodb
  ensure_image('mongo:3.2')

   "Creating #{pastel.cyan('database')} container" do
    mongodb = Docker::Container.create(
      'name' => 'kontena-master-mongo',
      'Image' => 'mongo:3.2',
      'Volumes' => {
        '/data/db' => {}
      },
      'HostConfig' => {
        'Binds' => ['kontena-master-db:/data/db'],
        'RestartPolicy' => {'Name' => 'unless-stopped'}
      }
    )
    mongodb.start
  end
end

#ensure_registry ⇒ Object 



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# File 'lib/kontena/plugin/local/up_command.rb', line 136

def ensure_registry
  registry = Docker::Container.get('kontena-registry') rescue nil
  return if registry

  image = "kontena/registry:2.6.2"
  ensure_image(image)
   "Creating #{pastel.cyan('registry')}" do
    registry = Docker::Container.create(
      'name' => 'kontena-registry',
      'Image' => image,
      'ExposedPorts' => {
        '5000/tcp' => {}
      },
      'HostConfig' => {
        'PortBindings' => {
          '5000/tcp' => [
            {'HostPort' => '5000'}
          ]
        },
        'RestartPolicy' => {'Name' => 'unless-stopped'}
      }
    )
    registry.start
  end
end

#execute ⇒ Object 



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# File 'lib/kontena/plugin/local/up_command.rb', line 8

def execute
  ensure_mongodb
  ensure_master
  wait_master_response
  
  create_grid
  ensure_registry

  puts ""
  puts ""
  puts "  Kontena Platform Master: #{Kontena.pastel.green.on_black("http://#{docker_uri.host}:8181")}"
  puts "  Kontena Image Registry: #{Kontena.pastel.green.on_black("http://#{docker_uri.host}:5000")}"
  puts ""
  puts "  Kontena CLI is configured to use local installation, have fun!!!"
end

#login_to_master ⇒ Object 



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# File 'lib/kontena/plugin/local/up_command.rb', line 94

def 
   "Logging in to #{pastel.cyan('master')}"
  Kontena.run!([
    'master', 'login', '--name', 'local-kontena',
    '--code', 'initialadmincode', '--silent',
    "http://#{docker_uri.host}:8181"
  ])
end

#wait_master_response ⇒ Object 



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# File 'lib/kontena/plugin/local/up_command.rb', line 81

def wait_master_response
   "Waiting for #{pastel.cyan('master')} to start" do
    begin
      while Excon.get("http://#{docker_uri.host}:8181").status != 200
        sleep 2
      end
    rescue
      sleep 1
      retry
    end
  end
end