Re: [Qemu-devel] [PATCH v3 00/14] tests/vm: serial console autoinstall, misc fixes.

[Alex Bennée]

Philippe Mathieu-Daudé <address@hidden> writes:

> On 5/30/19 11:33 AM, Alex Bennée wrote:
>>
>> Gerd Hoffmann <address@hidden> writes:
>>
>>> This patch series changes the way virtual machines for test builds are
>>> managed.  They are created locally on the developer machine now.  The
>>> installer is booted on the serial console and the scripts walks through
>>> the dialogs to install and configure the guest.
>>>
>>> That takes the download.patchew.org server out of the loop and makes it
>>> alot easier to tweak the guest images (adding build dependencies for
>>> example).
>>>
>>> The install scripts take care to apply host proxy settings (from *_proxy
>>> environment variables) to the guest, so any package downloads will be
>>> routed through the proxy and can be cached that way.  This also makes
>>> them work behind strict firewalls.
>>>
>>> There are also a bunch of smaller tweaks for tests/vm to fix issues I
>>> was struggling with.  See commit messages of individual patches for
>>> details.
>>
>> Queued to testing/next, thanks.
>>
>> One of the machines I'm testing on seems to have problems with getting
>> the installer working over the serial link but it works on my main dev
>> box and others have it working as well so I suspect it might be a local
>> problem.
>
> Is this the same issue I described there?
> https://lists.gnu.org/archive/html/qemu-devel/2019-05/msg06784.html

Not quite.. on the failing machine I see it hang at:

  make[1]: Leaving directory '/home/alex.bennee/lsrc/qemu.git/dtc'
  python3 -B /home/alex.bennee/lsrc/qemu.git/tests/vm/openbsd  --debug --image 
"/home/alex.bennee/.cache/qemu-vm/images/openbsd.img" --force --build-image 
/home/alex.bennee/.cache/qemu-vm/images/openbsd.img
  ### Downloading install iso ...
  ### Preparing iso and disk image ...
  Formatting '/home/alex.bennee/.cache/qemu-vm/images/openbsd.img.tmp', 
fmt=qcow2 size=21474836480 cluster_size=65536 lazy_refcounts=off 
refcount_bits=16
  ### Booting installer ...
  DEBUG:root:QEMU args: -nodefaults -m 4G -cpu max -netdev 
user,id=vnet,hostfwd=:127.0.0.1:0-:22 -device virtio-net-pci,netdev=vnet -vnc 
127.0.0.1:0,to=20 -smp 18 -enable-kvm
  -device VGA -drive 
file=/home/alex.bennee/.cache/qemu-vm/images/openbsd.img.tmp,if=none,id=drive0,cache=writeback
 -device virtio-blk,drive=drive0,bootindex=0 -machine graphics=off -cdrom 
/home/alex.bennee/.cache/qemu-vm/images/openbsd.img.install.iso
  DEBUG:qemu:VM launch command: 'qemu-system-x86_64 -chardev 
socket,id=mon,path=/var/tmp/tmp0uvsee9z/qemu-18506-monitor.sock -mon 
chardev=mon,mode=control -display none -vga none -machine pc -chardev 
socket,id=console,path=/var/tmp/tmp0uvsee9z/qemu-18506-console.sock,server,nowait
 -serial chardev:console -nodefaults -m 4G -cpu max -netdev 
user,id=vnet,hostfwd=:127.0.0.1:0-:22 -device virtio-net-pci,netdev=vnet -vnc 
127.0.0.1:0,to=20 -smp 18 -enable-kvm -device VGA -drive 
file=/home/alex.bennee/.cache/qemu-vm/images/openbsd.img.tmp,if=none,id=drive0,cache=writeback
 -device virtio-blk,drive=drive0,bootindex=0 -machine graphics=off -cdrom 
/home/alex.bennee/.cache/qemu-vm/images/openbsd.img.install.iso'
  DEBUG:QMP:>>> {'execute': 'qmp_capabilities'}
  DEBUG:QMP:<<< {'return': {}}
  DEBUG:QMP:>>> {'execute': 'human-monitor-command', 'arguments': 
{'command-line': 'info usernet'}}
  DEBUG:QMP:<<< {'return': 'VLAN -1 (vnet):\r\n  Protocol[State]    FD  Source 
Address  Port   Dest. Address  Port RecvQ SendQ\r\n  TCP[HOST_FORWARD]  13      
 127.0.0.1 33465       10.0.2.15    22     0     0\r\n'}
  console: *** read timeout ***
  console: waiting for: 'boot>'
  console: line buffer:


  Failed to prepare guest environment
  Traceback (most recent call last):
    File "/home/alex.bennee/lsrc/qemu.git/tests/vm/basevm.py", line 350, in main
      return vm.build_image(args.image)
    File "/home/alex.bennee/lsrc/qemu.git/tests/vm/openbsd", line 85, in 
build_image
      self.console_wait_send("boot>", "set tty com0\n")
    File "/home/alex.bennee/lsrc/qemu.git/tests/vm/basevm.py", line 250, in 
console_wait_send
      self.console_wait(wait)
    File "/home/alex.bennee/lsrc/qemu.git/tests/vm/basevm.py", line 212, in 
console_wait
      chars = vm.console_socket.recv(1024)
  socket.timeout: timed out
  DEBUG:QMP:>>> {'execute': 'quit'}
  DEBUG:QMP:<<< {'return': {}}
  /home/alex.bennee/lsrc/qemu.git/tests/vm/Makefile.include:47: recipe for 
target '/home/alex.bennee/.cache/qemu-vm/images/openbsd.img' failed
  make: *** [/home/alex.bennee/.cache/qemu-vm/images/openbsd.img] Error 2

I can see the machine has actually booted as VNC can connect but for
some reason the serial isn't working.

--
Alex Bennée