Class: DEBUGGER__::UI_UnixDomainServer

Inherits:
UI_ServerBase show all
Defined in:
lib/debug/server.rb

Instance Attribute Summary

Attributes inherited from UI_ServerBase

#reader_thread

Instance Method Summary collapse

Methods inherited from UI_ServerBase

#activate, #after_fork_parent, #ask, #check_cookie, #cleanup_reader, #deactivate, #greeting, #parse_option, #pause, #process, #puts, #quit, #readline, #remote?, #setup_interrupt, #sigurg_overridden?, #sock, #vscode_setup, #width

Methods inherited from UI_Base

#event, #flush

Constructor Details

#initialize(sock_dir: nil, sock_path: nil) ⇒ UI_UnixDomainServer

Returns a new instance of UI_UnixDomainServer.



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# File 'lib/debug/server.rb', line 474

def initialize sock_dir: nil, sock_path: nil
  @sock_path = sock_path
  @sock_dir = sock_dir || DEBUGGER__.unix_domain_socket_dir
  @sock_for_fork = nil

  super()
end

Instance Method Details

#accept ⇒ Object 



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# File 'lib/debug/server.rb', line 482

def accept
  super # for fork

  case
  when @sock_path
  when sp = CONFIG[:sock_path]
    @sock_path = sp
  else
    @sock_path = DEBUGGER__.create_unix_domain_socket_name(@sock_dir)
  end

  ::DEBUGGER__.warn "Debugger can attach via UNIX domain socket (#{@sock_path})"
  vscode_setup @sock_path if CONFIG[:open_frontend] == 'vscode'

  begin
    Socket.unix_server_loop @sock_path do |sock, client|
      @sock_for_fork = sock
      @client_addr = client

      yield sock
    ensure
      sock.close
      @sock_for_fork = nil
    end
  rescue Errno::ECONNREFUSED => _e
    ::DEBUGGER__.warn "#{_e.message} (socket path: #{@sock_path})"

    if @sock_path.start_with? Config.unix_domain_socket_tmpdir
      # try on homedir
      @sock_path = Config.create_unix_domain_socket_name(unix_domain_socket_homedir)
      ::DEBUGGER__.warn "retry with #{@sock_path}"
      retry
    else
      raise
    end
  end
end