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Re: [PATCH] multi-process: Acceptance test for multiprocess QEMU
From: |
Elena Ufimtseva |
Subject: |
Re: [PATCH] multi-process: Acceptance test for multiprocess QEMU |
Date: |
Wed, 23 Dec 2020 10:49:40 -0800 |
On Wed, Dec 23, 2020 at 03:01:24PM +0400, Marc-André Lureau wrote:
> Hi
>
> On Wed, Dec 23, 2020 at 10:45 AM <elena.ufimtseva@oracle.com> wrote:
>
> > From: Jagannathan Raman <jag.raman@oracle.com>
> >
> > Runs the Avocado acceptance test to check if a
> > remote lsi53c895a device gets identified by the guest.
> >
> > Signed-off-by: Elena Ufimtseva <elena.ufimtseva@oracle.com>
> > Signed-off-by: John G Johnson <john.g.johnson@oracle.com>
> > Signed-off-by: Jagannathan Raman <jag.raman@oracle.com>
> > ---
> > tests/acceptance/multiprocess.py | 104 +++++++++++++++++++++++++++++++
> > 1 file changed, 104 insertions(+)
> > create mode 100644 tests/acceptance/multiprocess.py
> >
> > diff --git a/tests/acceptance/multiprocess.py
> > b/tests/acceptance/multiprocess.py
> > new file mode 100644
> > index 0000000000..d10b4d2c05
> > --- /dev/null
> > +++ b/tests/acceptance/multiprocess.py
> > @@ -0,0 +1,104 @@
> > +# Test for multiprocess qemu
> > +#
> > +# This work is licensed under the terms of the GNU GPL, version 2 or
> > +# later. See the COPYING file in the top-level directory.
> > +
> > +
> > +from avocado_qemu import Test
> > +from avocado_qemu import wait_for_console_pattern
> > +from avocado_qemu import exec_command_and_wait_for_pattern
> > +
> > +from qemu.accel import kvm_available
> > +
> > +import os
> > +import socket
> > +
> > +ACCEL_NOT_AVAILABLE_FMT = "%s accelerator does not seem to be available"
> > +KVM_NOT_AVAILABLE = ACCEL_NOT_AVAILABLE_FMT % "KVM"
> > +
> > +class Multiprocess(Test):
> > + """
> > + :avocado: tags=multiprocess
> > + """
> > + KERNEL_COMMON_COMMAND_LINE = 'printk.time=0 '
> > +
> > + def wait_for_console_pattern(self, success_message, vm=None):
> > + wait_for_console_pattern(self, success_message,
> > + failure_message='Kernel panic - not
> > syncing',
> > + vm=vm)
> > +
> > + def do_test(self, kernel_url, initrd_url, kernel_command_line,
> > + machine_type):
> > + if not kvm_available(self.arch, self.qemu_bin):
> > + self.cancel(KVM_NOT_AVAILABLE)
> > +
> > + # Create socketpair to connect proxy and remote processes
> > + proxy_sock, remote_sock = socket.socketpair(socket.AF_UNIX,
> > + socket.SOCK_STREAM)
> > + os.set_inheritable(proxy_sock.fileno(), True)
> > + os.set_inheritable(remote_sock.fileno(), True)
> > +
> > + kernel_path = self.fetch_asset(kernel_url)
> > + initrd_path = self.fetch_asset(initrd_url)
> > +
> > + # Create remote process
> > + remote_vm = self.get_vm()
> > + remote_vm.add_args('-machine', 'x-remote')
> > + remote_vm.add_args('-nodefaults')
> > + remote_vm.add_args('-device', 'lsi53c895a,id=lsi1')
> > + remote_vm.add_args('-object', 'x-remote-object,id=robj1,'
> > + 'devid=lsi1,fd='+str(remote_sock.fileno()))
> > + remote_vm.launch()
> > +
> > + # Create proxy process
> > + self.vm.set_console()
> > + self.vm.add_args('-machine', machine_type)
> > + self.vm.add_args('-accel', 'kvm')
> > + self.vm.add_args('-cpu', 'host')
> > + self.vm.add_args("-object",
> > + "memory-backend-memfd,id=sysmem-file,size=2G")
> > + self.vm.add_args("--numa", "node,memdev=sysmem-file")
> > + self.vm.add_args("-m", "2048")
> > + self.vm.add_args('-kernel', kernel_path,
> > + '-initrd', initrd_path,
> > + '-append', kernel_command_line)
> > + self.vm.add_args('-device',
> > + 'x-pci-proxy-dev,'
> > + 'id=lsi1,fd='+str(proxy_sock.fileno()))
> > + self.vm.launch()
> > + self.wait_for_console_pattern("as init process")
> > + exec_command_and_wait_for_pattern(self, "mount -t sysfs sysfs
> > /sys",
> > + '', '')
> > + exec_command_and_wait_for_pattern(self,
> > + "cat
> > /sys/bus/pci/devices/*/uevent",
> > + "PCI_ID=1000:0012", '')
> > +
> > + def test_multiprocess_x86_64(self):
> > + """
> > + :avocado: tags=arch:x86_64
> > + """
> > + kernel_url = ('
> > https://archives.fedoraproject.org/pub/archive/fedora'
> > + '/linux/releases/31/Everything/x86_64/os/images'
> > + '/pxeboot/vmlinuz')
> > + initrd_url = ('
> > https://archives.fedoraproject.org/pub/archive/fedora'
> > + '/linux/releases/31/Everything/x86_64/os/images'
> > + '/pxeboot/initrd.img')
> > + kernel_command_line = (self.KERNEL_COMMON_COMMAND_LINE +
> > + 'console=ttyS0 rdinit=/bin/bash')
> > + machine = 'pc'
> > + self.do_test(kernel_url, initrd_url, kernel_command_line, machine)
> > +
> > + def test_multiprocess_aarch64(self):
> > + """
> > + :avocado: tags=arch:aarch64
> > + """
> > + kernel_url = ('
> > https://archives.fedoraproject.org/pub/archive/fedora'
> > + '/linux/releases/31/Everything/aarch64/os/images'
> > + '/pxeboot/vmlinuz')
> > + initrd_url = ('
> > https://archives.fedoraproject.org/pub/archive/fedora'
> > + '/linux/releases/31/Everything/aarch64/os/images'
> > + '/pxeboot/initrd.img')
> > + kernel_command_line = (self.KERNEL_COMMON_COMMAND_LINE +
> > + 'rdinit=/bin/bash console=ttyAMA0')
> > + machine_type = 'virt,gic-version=3'
> > + self.do_test(kernel_url, initrd_url, kernel_command_line,
> > machine_type)
> > --
> > 2.25.GIT
> >
> >
> The test looks quite nice, thanks. However, it times out for me. I have
> very limited experience with avocado. Any idea?
Thanks Marc-Andre!
> (13/40)
> tests/acceptance/multiprocess.py:Multiprocess.test_multiprocess_x86_64:
> ERROR: timed out (211.81 s)
Can you check what is in the log file?
Should show the log file name before it gets cancelled.
I have it on my system at
$HOME/avocado/job-results/job-2020-12-23T10.37-452c8ab/job.log.
Thank you!
Elena
>
>
> --
> Marc-André Lureau