Module: Central::Cli::Services::ServicesHelper

Includes:
Common
Included in:
Apps::Common, AddEnvCommand, AddSecretCommand, ContainersCommand, CreateCommand, DeleteCommand, DeployCommand, Envs::AddCommand, Envs::ListCommand, Envs::RemoveCommand, EnvsCommand, LinkCommand, ListCommand, LogsCommand, MonitorCommand, RemoveCommand, RemoveEnvCommand, RemoveSecretCommand, RestartCommand, ScaleCommand, Central::Cli::Services::Secrets::LinkCommand, Central::Cli::Services::Secrets::UnlinkCommand, ShowCommand, StartCommand, StatsCommand, StopCommand, UnlinkCommand, UpdateCommand
Defined in:
lib/central/cli/services/services_helper.rb

Instance Method Summary collapse

Methods included from Common

#access_token=, #add_master, #api_url, #api_url=, #clear_current_stack, #client, #current_master, #current_master=, #current_master_index, #current_stack, #current_stack=, #ensure_custom_ssl_ca, #require_api_url, #require_current_stack, #require_token, #reset_client, #save_settings, #settings, #settings_filename

Instance Method Details

#create_service(token, stack_id, data) ⇒ Object

Parameters:

  • token (String)
  • stack_id (String)
  • data (Hash) 


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# File 'lib/central/cli/services/services_helper.rb', line 14

def create_service(token, stack_id, data)
  client(token).post("stacks/#{stack_id}/services", data)
end

#delete_service(token, service_id) ⇒ Object

Parameters:

  • token (String)
  • service_id (String) 


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# File 'lib/central/cli/services/services_helper.rb', line 238

def delete_service(token, service_id)
  param = parse_service_id(service_id)
  client(token).delete("services/#{param}")
end

#deploy_service(token, service_id, data) ⇒ Object

Parameters:

  • token (String)
  • service_id (String)
  • data (Hash) 


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# File 'lib/central/cli/services/services_helper.rb', line 200

def deploy_service(token, service_id, data)
  param = parse_service_id(service_id)
  client(token).post("services/#{param}/deploy", data)
end

#get_service(token, service_id) ⇒ Object

Parameters:

  • token (String)
  • service_id (String) 


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# File 'lib/central/cli/services/services_helper.rb', line 36

def get_service(token, service_id)
  param = parse_service_id(service_id)
  client(token).get("services/#{param}")
end

#int_to_filesize(int) ⇒ Object 



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# File 'lib/central/cli/services/services_helper.rb', line 348

def int_to_filesize(int)
  {
    'B'  => 1000,
    'KB' => 1000 * 1000,
    'MB' => 1000 * 1000 * 1000,
    'GB' => 1000 * 1000 * 1000 * 1000,
    'TB' => 1000 * 1000 * 1000 * 1000 * 1000
  }.each_pair { |e, s| return "#{(int.to_i / (s / 1000))}#{e}" if int < s }
end

#parse_image(image) ⇒ String

Parameters:

  • image (String)

Returns:

  • (String) 


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# File 'lib/central/cli/services/services_helper.rb', line 301

def parse_image(image)
  image = "#{image}:latest" unless image.include?(':')
  image
end

#parse_links(link_options) ⇒ Array<Hash>

Parameters:

  • link_options (Array<String>)

Returns:

  • (Array<Hash>) 


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# File 'lib/central/cli/services/services_helper.rb', line 271

def parse_links(link_options)
  link_options.map do|l|
    service_name, alias_name = l.split(':')
    if service_name.nil?
      fail ArgumentError.new("Invalid link value #{l}")
    end
    alias_name = service_name if alias_name.nil?
    {
      name: service_name,
      alias: alias_name
    }
  end
end

#parse_log_opts(log_opts) ⇒ Hash

Parameters:

  • log_opts (Array)

Returns:

  • (Hash) 


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# File 'lib/central/cli/services/services_helper.rb', line 309

def parse_log_opts(log_opts)
  opts = {}
  log_opts.each do |opt|
    key, value = opt.split('=')
    opts[key] = value
  end
  opts
end

#parse_memory(memory) ⇒ Integer

Parameters:

  • memory (String)

Returns:

  • (Integer) 


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# File 'lib/central/cli/services/services_helper.rb', line 287

def parse_memory(memory)
  if memory.end_with?('k')
    memory.to_i * 1024
  elsif memory.end_with?('m')
    memory.to_i * 1024 * 1024
  elsif memory.end_with?('g')
    memory.to_i * 1024 * 1024 * 1024
  else
    memory.to_i
  end
end

#parse_ports(port_options) ⇒ Array<Hash>

Parameters:

  • port_options (Array<String>)

Returns:

  • (Array<Hash>) 


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# File 'lib/central/cli/services/services_helper.rb', line 255

def parse_ports(port_options)
  port_options.map do|p|
    node_port, container_port, protocol = p.split(':')
    if node_port.nil? || container_port.nil?
      fail ArgumentError.new("Invalid port value #{p}")
    end
    {
      container_port: container_port,
      node_port: node_port,
      protocol: protocol || 'tcp'
    }
  end
end

#parse_relative_time(time) ⇒ Integer, NilClass

Parameters:

  • time (String)

Returns:

  • (Integer, NilClass) 


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# File 'lib/central/cli/services/services_helper.rb', line 331

def parse_relative_time(time)
  if time.end_with?('min')
    time.to_i * 60
  elsif time.end_with?('h')
    time.to_i * 60 * 60
  elsif time.end_with?('d')
    time.to_i * 60 * 60 * 24
  else
    time = time.to_i
    if time == 0
      nil
    else
      time
    end
  end
end

#parse_secrets(secret_opts) ⇒ Array<Hash>

Parameters:

  • secret_opts (Array<String>)

Returns:

  • (Array<Hash>) 


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# File 'lib/central/cli/services/services_helper.rb', line 320

def parse_secrets(secret_opts)
  secrets = []
  secret_opts.each do |s|
    secret, name, type = s.split(':')
    secrets << { secret: secret, name: name, type: type }
  end
  secrets
end

#parse_service_id(service_id) ⇒ String

Parameters:

  • service_id (String)

Returns:

  • (String) 


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# File 'lib/central/cli/services/services_helper.rb', line 245

def parse_service_id(service_id)
  param = if service_id.to_s.include?('/')
            service_id
          else
            "#{current_stack}/#{service_id}"
  end
end

#restart_service(token, service_id) ⇒ Object

Parameters:

  • token (String)
  • service_id (String) 


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# File 'lib/central/cli/services/services_helper.rb', line 231

def restart_service(token, service_id)
  param = parse_service_id(service_id)
  client(token).post("services/#{param}/restart", {})
end

#scale_service(token, service_id, instances) ⇒ Object

Parameters:

  • token (String)
  • service_id (String)
  • instances (Integer) 


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# File 'lib/central/cli/services/services_helper.rb', line 29

def scale_service(token, service_id, instances)
  param = parse_service_id(service_id)
  client(token).post("services/#{param}/scale", instances: instances)
end

#show_service(token, service_id) ⇒ Object

Parameters:

  • token (String)
  • service_id (String) 


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# File 'lib/central/cli/services/services_helper.rb', line 43

def show_service(token, service_id)
  service = get_service(token, service_id)
  stack = service['id'].split('/')[0]
  puts "#{service['id']}:"
  puts "  status: #{service['state']}"
  puts "  image: #{service['image']}"
  puts "  stateful: #{service['stateful'] == true ? 'yes' : 'no'}"
  puts "  scaling: #{service['container_count']}"
  puts "  strategy: #{service['strategy']}"
  puts '  deploy_opts:'
  puts "    min_health: #{service['deploy_opts']['min_health']}"
  if service['deploy_opts']['wait_for_port']
    puts "    wait_for_port: #{service['deploy_opts']['wait_for_port']}"
  end
  if service['deploy_opts']['interval']
    puts "    interval: #{service['deploy_opts']['interval']}"
  end
  puts "  dns: #{service['name']}.#{stack}.central.local"

  if service['affinity'].to_a.size > 0
    puts '  affinity: '
    service['affinity'].to_a.each do |a|
      puts "    - #{a}"
    end
  end

  unless service['cmd'].to_s.empty?
    if service['cmd']
      puts "  cmd: #{service['cmd'].join(' ')}"
    else
      puts '  cmd: '
    end
  end

  if service['hooks'].to_a.size > 0
    puts '  hooks: '
    service['hooks'].to_a.each do |hook|
      puts "    - name: #{hook['name']}"
      puts "      type: #{hook['type']}"
      puts "      cmd: #{hook['cmd']}"
      puts "      oneshot: #{hook['oneshot']}"
    end
  end

  if service['secrets'].to_a.size > 0
    puts '  secrets: '
    service['secrets'].to_a.each do |s|
      puts "    - secret: #{s['secret']}"
      puts "      name: #{s['name']}"
      puts "      type: #{s['type']}"
    end
  end

  if service['env'].to_a.size > 0
    puts '  env: '
    service['env'].to_a.each do |e|
      if e.length > 50
        puts "    - #{e[0..50]}..."
      else
        puts "    - #{e}"
      end
    end
  end

  puts "  net: #{service['net']}" unless service['net'].to_s.empty?

  if service['ports'].to_a.size > 0
    puts '  ports:'
    service['ports'].to_a.each do |p|
      puts "    - #{p['node_port']}:#{p['container_port']}/#{p['protocol']}"
    end
  end

  if service['volumes'].to_a.size > 0
    puts '  volumes:'
    service['volumes'].to_a.each do |v|
      puts "    - #{v}"
    end
  end

  if service['volumes_from'].to_a.size > 0
    puts '  volumes_from:'
    service['volumes_from'].to_a.each do |v|
      puts "    - #{v}"
    end
  end

  if service['links'].to_a.size > 0
    puts '  links: '
    service['links'].to_a.each do |l|
      puts "    - #{l['alias']}"
    end
  end

  if service['cap_add'].to_a.size > 0
    puts '  cap_add:'
    service['cap_add'].to_a.each do |c|
      puts "    - #{c}"
    end
  end

  if service['cap_drop'].to_a.size > 0
    puts '  cap_drop:'
    service['cap_drop'].to_a.each do |c|
      puts "    - #{c}"
    end
  end

  unless service['log_driver'].to_s.empty?
    puts "  log_driver: #{service['log_driver']}"
    puts '  log_opts:'
    service['log_opts'].each do |opt, value|
      puts "    #{opt}: #{value}"
    end
  end

  unless service['memory'].to_s.empty?
    puts "  memory: #{int_to_filesize(service['memory'])}"
  end

  unless service['memory_swap'].to_s.empty?
    puts "  memory_swap: #{int_to_filesize(service['memory_swap'])}"
  end

  puts "  pid: #{service['pid']}" unless service['pid'].to_s.empty?

  puts '  instances:'
  result = client(token).get("services/#{parse_service_id(service_id)}/containers")
  result['containers'].each do |container|
    puts "    #{container['name']}:"
    puts "      rev: #{container['deploy_rev']}"
    puts "      node: #{begin
                          container['node']['name']
                        rescue
                          'unknown'
                        end}"
    puts "      dns: #{container['name']}.#{stack}.central.local"
    puts "      ip: #{container['overlay_cidr'].to_s.split('/')[0]}"
    puts "      public ip: #{begin
                               container['node']['public_ip']
                             rescue
                               'unknown'
                             end}"
    if container['status'] == 'unknown'
      puts "      status: #{container['status'].colorize(:yellow)}"
    else
      puts "      status: #{container['status']}"
    end
    if container['state']['error'] && container['state']['error'] != ''
      puts "      reason: #{container['state']['error']}"
    end
  end
end

#start_service(token, service_id) ⇒ Object

Parameters:

  • token (String)
  • service_id (String) 


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# File 'lib/central/cli/services/services_helper.rb', line 217

def start_service(token, service_id)
  param = parse_service_id(service_id)
  client(token).post("services/#{param}/start", {})
end

#stop_service(token, service_id) ⇒ Object

Parameters:

  • token (String)
  • service_id (String) 


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# File 'lib/central/cli/services/services_helper.rb', line 224

def stop_service(token, service_id)
  param = parse_service_id(service_id)
  client(token).post("services/#{param}/stop", {})
end

#update_service(token, service_id, data) ⇒ Object

Parameters:

  • token (String)
  • service_id (String)
  • data (Hash) 


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# File 'lib/central/cli/services/services_helper.rb', line 21

def update_service(token, service_id, data)
  param = parse_service_id(service_id)
  client(token).put("services/#{param}", data)
end

#wait_for_deploy_to_finish(token, name) ⇒ Object

Parameters:

  • token (String)
  • name (String) 


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# File 'lib/central/cli/services/services_helper.rb', line 207

def wait_for_deploy_to_finish(token, name)
  ShellSpinner ' ' do
    until client(token).get("services/#{name}")['state'] != 'deploying'
      sleep 1
    end
  end
end