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 <crosa@redhat.com>
   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 os
  12 import logging
  13
  14 from avocado_qemu import Test
  15 from avocado.utils import process
  16 from avocado.utils import archive
  17
  18
  19 class BootLinuxConsole(Test):
  20     """
  21     Boots a Linux kernel and checks that the console is operational and the
  22     kernel command line is properly passed from QEMU to the kernel
  23     """
  24
  25     timeout = 90
  26
  27     KERNEL_COMMON_COMMAND_LINE = 'printk.time=0 '
  28
  29     def wait_for_console_pattern(self, success_message,
  30                                  failure_message='Kernel panic - not syncing'):
  31         """
  32         Waits for messages to appear on the console, while logging the content
  33
  34         :param success_message: if this message appears, test succeeds
  35         :param failure_message: if this message appears, test fails
  36         """
  37         console = self.vm.console_socket.makefile()
  38         console_logger = logging.getLogger('console')
  39         while True:
  40             msg = console.readline()
  41             console_logger.debug(msg.strip())
  42             if success_message in msg:
  43                 break
  44             if failure_message in msg:
  45                 fail = 'Failure message found in console: %s' % failure_message
  46                 self.fail(fail)
  47
  48     def extract_from_deb(self, deb, path):
  49         """
  50         Extracts a file from a deb package into the test workdir
  51
  52         :param deb: path to the deb archive
  53         :param file: path within the deb archive of the file to be extracted
  54         :returns: path of the extracted file
  55         """
  56         cwd = os.getcwd()
  57         os.chdir(self.workdir)
  58         process.run("ar x %s data.tar.gz" % deb)
  59         archive.extract("data.tar.gz", self.workdir)
  60         os.chdir(cwd)
  61         return self.workdir + path
  62
  63     def test_x86_64_pc(self):
  64         """
  65         :avocado: tags=arch:x86_64
  66         :avocado: tags=machine:pc
  67         """
  68         kernel_url = ('https://download.fedoraproject.org/pub/fedora/linux/'
  69                       'releases/29/Everything/x86_64/os/images/pxeboot/vmlinuz')
  70         kernel_hash = '23bebd2680757891cf7adedb033532163a792495'
  71         kernel_path = self.fetch_asset(kernel_url, asset_hash=kernel_hash)
  72
  73         self.vm.set_machine('pc')
  74         self.vm.set_console()
  75         kernel_command_line = self.KERNEL_COMMON_COMMAND_LINE + 'console=ttyS0'
  76         self.vm.add_args('-kernel', kernel_path,
  77                          '-append', kernel_command_line)
  78         self.vm.launch()
  79         console_pattern = 'Kernel command line: %s' % kernel_command_line
  80         self.wait_for_console_pattern(console_pattern)
  81
  82     def test_mips_malta(self):
  83         """
  84         :avocado: tags=arch:mips
  85         :avocado: tags=machine:malta
  86         :avocado: tags=endian:big
  87         """
  88         deb_url = ('http://snapshot.debian.org/archive/debian/'
  89                    '20130217T032700Z/pool/main/l/linux-2.6/'
  90                    'linux-image-2.6.32-5-4kc-malta_2.6.32-48_mips.deb')
  91         deb_hash = 'a8cfc28ad8f45f54811fc6cf74fc43ffcfe0ba04'
  92         deb_path = self.fetch_asset(deb_url, asset_hash=deb_hash)
  93         kernel_path = self.extract_from_deb(deb_path,
  94                                             '/boot/vmlinux-2.6.32-5-4kc-malta')
  95
  96         self.vm.set_machine('malta')
  97         self.vm.set_console()
  98         kernel_command_line = self.KERNEL_COMMON_COMMAND_LINE + 'console=ttyS0'
  99         self.vm.add_args('-kernel', kernel_path,
 100                          '-append', kernel_command_line)
 101         self.vm.launch()
 102         console_pattern = 'Kernel command line: %s' % kernel_command_line
 103         self.wait_for_console_pattern(console_pattern)
 104
 105     def test_mips64el_malta(self):
 106         """
 107         This test requires the ar tool to extract "data.tar.gz" from
 108         the Debian package.
 109
 110         The kernel can be rebuilt using this Debian kernel source [1] and
 111         following the instructions on [2].
 112
 113         [1] http://snapshot.debian.org/package/linux-2.6/2.6.32-48/
 114             #linux-source-2.6.32_2.6.32-48
 115         [2] https://kernel-team.pages.debian.net/kernel-handbook/
 116             ch-common-tasks.html#s-common-official
 117
 118         :avocado: tags=arch:mips64el
 119         :avocado: tags=machine:malta
 120         """
 121         deb_url = ('http://snapshot.debian.org/archive/debian/'
 122                    '20130217T032700Z/pool/main/l/linux-2.6/'
 123                    'linux-image-2.6.32-5-5kc-malta_2.6.32-48_mipsel.deb')
 124         deb_hash = '1aaec92083bf22fda31e0d27fa8d9a388e5fc3d5'
 125         deb_path = self.fetch_asset(deb_url, asset_hash=deb_hash)
 126         kernel_path = self.extract_from_deb(deb_path,
 127                                             '/boot/vmlinux-2.6.32-5-5kc-malta')
 128
 129         self.vm.set_machine('malta')
 130         self.vm.set_console()
 131         kernel_command_line = self.KERNEL_COMMON_COMMAND_LINE + 'console=ttyS0'
 132         self.vm.add_args('-kernel', kernel_path,
 133                          '-append', kernel_command_line)
 134         self.vm.launch()
 135         console_pattern = 'Kernel command line: %s' % kernel_command_line
 136         self.wait_for_console_pattern(console_pattern)
 137
 138     def test_aarch64_virt(self):
 139         """
 140         :avocado: tags=arch:aarch64
 141         :avocado: tags=machine:virt
 142         """
 143         kernel_url = ('https://download.fedoraproject.org/pub/fedora/linux/'
 144                       'releases/29/Everything/aarch64/os/images/pxeboot/vmlinuz')
 145         kernel_hash = '8c73e469fc6ea06a58dc83a628fc695b693b8493'
 146         kernel_path = self.fetch_asset(kernel_url, asset_hash=kernel_hash)
 147
 148         self.vm.set_machine('virt')
 149         self.vm.set_console()
 150         kernel_command_line = (self.KERNEL_COMMON_COMMAND_LINE +
 151                                'console=ttyAMA0')
 152         self.vm.add_args('-cpu', 'cortex-a53',
 153                          '-kernel', kernel_path,
 154                          '-append', kernel_command_line)
 155         self.vm.launch()
 156         console_pattern = 'Kernel command line: %s' % kernel_command_line
 157         self.wait_for_console_pattern(console_pattern)