Class: Kontena::Cli::Containers::ExecCommand

Inherits:
Kontena::Command show all
Includes:
Kontena::Cli::Common, GridOptions, Helpers::ExecHelper
Defined in:
lib/kontena/cli/containers/exec_command.rb

Instance Attribute Summary

Attributes inherited from Kontena::Command

#arguments, #exit_code, #result

Instance Method Summary collapse

Methods included from Helpers::ExecHelper

#connect, #handle_message, #parse_message, #stream_stdin_to_ws, #ws_url

Methods included from GridOptions

included

Methods included from Kontena::Cli::Common

#access_token=, #add_master, #any_key_to_continue, #any_key_to_continue_with_timeout, #api_url, #api_url=, #clear_current_grid, #client, #cloud_auth?, #cloud_client, #config, #confirm, #confirm_command, #current_grid, #current_master_index, #display_account_login_info, #display_login_info, display_logo, #display_master_login_info, #error, exit_with_error, #kontena_account, #logger, #pastel, #print, #prompt, #puts, #require_api_url, #require_token, #reset_client, #reset_cloud_client, #running_quiet?, #running_silent?, #running_verbose?, #spin_if, #spinner, #sprint, #sputs, #stdin_input, #use_refresh_token, #vfakespinner, #vputs, #vspinner, #warning

Methods inherited from Kontena::Command

banner, callback_matcher, #help_requested?, inherited, load_subcommand, requires_current_account_token, requires_current_account_token?, requires_current_grid, requires_current_grid?, requires_current_master, requires_current_master?, requires_current_master_token, requires_current_master_token?, #run, #run_callbacks, #verify_current_account_token, #verify_current_grid, #verify_current_master, #verify_current_master_token

Instance Method Details

#execute ⇒ Object 



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# File 'lib/kontena/cli/containers/exec_command.rb', line 16

def execute
  exit_with_error "the input device is not a TTY" if tty? && !STDIN.tty?

  require_api_url
  token = require_token
  cmd = JSON.dump({cmd: cmd_list})
  queue = Queue.new
  stdin_reader = nil
  url = ws_url("#{current_grid}/#{container_id}", interactive: interactive?, shell: shell?, tty: tty?)
  ws = connect(url, token)
  ws.on :message do |msg|
    data = parse_message(msg)
    queue << data if data.is_a?(Hash)
  end
  ws.on :open do
    ws.text(cmd)
    stdin_reader = self.stream_stdin_to_ws(ws, tty: self.tty?) if self.interactive?
  end
  ws.on :close do |e|
    if e.reason.include?('code: 404')
      queue << {'exit' => 1, 'message' => 'Not found'}
    else
      queue << {'exit' => 1}
    end
  end
  ws.connect
  while msg = queue.pop
    self.handle_message(msg)
  end
rescue SystemExit
  stdin_reader.kill if stdin_reader
  raise
end