Re: [Qemu-devel] [PATCH 13/18] Boot Linux Console Test: add a test for mips64el + malta

[Philippe Mathieu-Daudé]

On 1/31/19 2:34 AM, Cleber Rosa wrote:
> On 1/22/19 5:57 AM, Philippe Mathieu-Daudé wrote:
>> On 1/17/19 7:56 PM, Cleber Rosa wrote:
>>> Similar to the x86_64 + pc test, it boots a Linux kernel on a Malta
>>> board and verify the serial is working.
>>>
>>> If mips64el is a target being built, "make check-acceptance" will
>>> automatically include this test by the use of the "arch:mips" tags.
>>>
>>> Alternatively, this test can be run using:
>>>
>>>     $ avocado run -t arch:mips64el tests/acceptance
>>>     $ avocado run -t machine:malta tests/acceptance
>>>
>>> Signed-off-by: Philippe Mathieu-Daudé <address@hidden>
>>> Signed-off-by: Cleber Rosa <address@hidden>
>>> ---
>>>  .travis.yml                            |  2 +-
>>>  tests/acceptance/boot_linux_console.py | 39 ++++++++++++++++++++++++++
>>>  2 files changed, 40 insertions(+), 1 deletion(-)
>>>
>>> diff --git a/.travis.yml b/.travis.yml
>>> index 49f9016e6a..28648f7a61 100644
>>> --- a/.travis.yml
>>> +++ b/.travis.yml
>>> @@ -187,7 +187,7 @@ matrix:
>>>  
>>>      # Acceptance (Functional) tests
>>>      - env:
>>> -        - CONFIG="--python=/usr/bin/python3 
>>> --target-list=x86_64-softmmu,mips-softmmu"
>>> +        - CONFIG="--python=/usr/bin/python3 
>>> --target-list=x86_64-softmmu,mips-softmmu,mips64el-softmmu"
>>>          - TEST_CMD="make check-acceptance"
>>>        addons:
>>>          apt:
>>> diff --git a/tests/acceptance/boot_linux_console.py 
>>> b/tests/acceptance/boot_linux_console.py
>>> index 0678ec91d2..20b845fce1 100644
>>> --- a/tests/acceptance/boot_linux_console.py
>>> +++ b/tests/acceptance/boot_linux_console.py
>>> @@ -9,8 +9,11 @@
>>>  # later.  See the COPYING file in the top-level directory.
>>>  
>>>  import logging
>>> +import os
>>>  
>>>  from avocado_qemu import Test
>>> +from avocado.utils import process
>>> +from avocado.utils import archive
>>>  
>>>  
>>>  class BootLinuxConsole(Test):
>>> @@ -80,3 +83,39 @@ class BootLinuxConsole(Test):
>>>          self.vm.launch()
>>>          console_pattern = 'Kernel command line: %s' % kernel_command_line
>>>          self.wait_for_console_pattern(console_pattern)
>>> +
>>> +    def test_mips64el_malta(self):
>>> +        """
>>> +        This test requires the ar tool to extract "data.tar.gz" from
>>> +        the Debian package.
>>> +
>>> +        The kernel can be rebuilt using this Debian kernel source [1] and
>>> +        following the instructions on [2].
>>> +
>>> +        [1] 
>>> https://kernel-team.pages.debian.net/kernel-handbook/ch-common-tasks.html#s-common-official
>>> +        [2] 
>>> http://snapshot.debian.org/package/linux-2.6/2.6.32-48/#linux-source-2.6.32_2.6.32-48
>>> +
>>> +        :avocado: tags=arch:mips64el
>>> +        :avocado: tags=machine:malta
>>> +        """
>>> +        deb_url = 
>>> ('http://snapshot.debian.org/archive/debian/20130217T032700Z/'
>>> +                   'pool/main/l/linux-2.6/'
>>> +                   'linux-image-2.6.32-5-5kc-malta_2.6.32-48_mipsel.deb')
>>> +        deb_hash = '1aaec92083bf22fda31e0d27fa8d9a388e5fc3d5'
>>> +        deb_path = self.fetch_asset(deb_url, asset_hash=deb_hash)
>>> +
>>> +        cwd = os.getcwd()
>>> +        os.chdir(self.workdir)
>>> +        process.run("ar x %s data.tar.gz" % deb_path)
>>> +        archive.extract("data.tar.gz", self.workdir)
>>> +        os.chdir(cwd)
>>> +        kernel_path = self.workdir + '/boot/vmlinux-2.6.32-5-5kc-malta'
>>> +
>>> +        self.vm.set_machine('malta')
>>> +        self.vm.set_console()
>>> +        kernel_command_line = 'console=ttyS0 printk.time=0'
>>
>> What about having a generic KERNEL_COMMON_COMMAND_LINE='printk.time=0 '
>> then using
>>   kernel_command_line = KERNEL_COMMON_COMMAND_LINE + 'console=ttyS0'
>> in each tests of this series?
>>
> 
> Not sure... I do like the fact that it's more uniform, but I don't like
> the locality aspect.  Having to refer back to something defined either
> in the module or class level for something so small is a big con, IMO.
> 
> I'll keep it AS IS for now, and if more people feel like it's a good
> idea, or you feel stronger that it's a good idea, I can add it in the
> next version.

I'm fine with that, however I'd really like all the Linux tests to use
"printk.time=0" in their kernel cmdline, it really simplify
parsing/diffing the console output.

>>> +        self.vm.add_args('-kernel', kernel_path,
>>> +                         '-append', kernel_command_line)
>>> +        self.vm.launch()
>>> +        console_pattern = 'Kernel command line: %s' % kernel_command_line
>>> +        self.wait_for_console_pattern(console_pattern)
>>>
>