tests/acceptance/boot_linux_console.py

   1 # Functional test that boots a Linux kernel and checks the console
   2 #
   3 # Copyright (c) 2018 Red Hat, Inc.
   4 #
   5 # Author:
   6 #  Cleber Rosa <[email protected]>
   7 #
   8 # This work is licensed under the terms of the GNU GPL, version 2 or
   9 # later.  See the COPYING file in the top-level directory.
  10
  11 import logging
  12
  13 from avocado_qemu import Test
  14
  15
  16 class BootLinuxConsole(Test):
  17     """
  18     Boots a x86_64 Linux kernel and checks that the console is operational
  19     and the kernel command line is properly passed from QEMU to the kernel
  20
  21     :avocado: tags=x86_64
  22     """
  23
  24     timeout = 60
  25
  26     def test(self):
  27         kernel_url = ('https://mirrors.kernel.org/fedora/releases/28/'
  28                       'Everything/x86_64/os/images/pxeboot/vmlinuz')
  29         kernel_hash = '238e083e114c48200f80d889f7e32eeb2793e02a'
  30         kernel_path = self.fetch_asset(kernel_url, asset_hash=kernel_hash)
  31
  32         self.vm.set_machine('pc')
  33         self.vm.set_console()
  34         kernel_command_line = 'console=ttyS0'
  35         self.vm.add_args('-kernel', kernel_path,
  36                          '-append', kernel_command_line)
  37         self.vm.launch()
  38         console = self.vm.console_socket.makefile()
  39         console_logger = logging.getLogger('console')
  40         while True:
  41             msg = console.readline()
  42             console_logger.debug(msg.strip())
  43             if 'Kernel command line: %s' % kernel_command_line in msg:
  44                 break
  45             if 'Kernel panic - not syncing' in msg:
  46                 self.fail("Kernel panic reached")