test_migration.py not working with netcat-traditional

[Thomas Huth <thuth@redhat.com>]

On 18/03/2025 22.13, Matheus Tavares Bernardino wrote:
> Hi,
> 
> tests/functional/test_migration.py says "The test works for both
> netcat-traditional and netcat-openbsd packages." But when I run it for
> qemu-system-aarch64 on an Ubuntu 22.04 container with netcat-traditional
> installed, I get the following error:
> 
> TAP version 13
> Traceback (most recent call last):
>    File "/pwd/tests/functional/test_migration.py", line 97, in test_migration_with_exec
>      self.do_migrate(dest_uri, src_uri)
>    File "/pwd/tests/functional/test_migration.py", line 72, in do_migrate
>      self.assert_migration(source_vm, dest_vm)
>    File "/pwd/tests/functional/test_migration.py", line 40, in assert_migration
>      self.assertEqual(src_vm.cmd('query-migrate')['status'], 'completed')
> AssertionError: 'failed' != 'completed'
> - failed
> + completed
> 
> not ok 1 test_migration.MigrationTest.test_migration_with_exec
> ok 2 test_migration.MigrationTest.test_migration_with_tcp_localhost
> ok 3 test_migration.MigrationTest.test_migration_with_unix
> 1..3
> 
> With netcat-openbsd (the default), it runs fine. Perhaps the test is no
> longer compatible with netcat-traditional?
> 
> QEMU was configured and built with:
> ../configure --without-default-features --target-list=aarch64-softmmu

For me it works with both flavors of "nc", the ncat and the netcat one... 
but I'm also running on Fedora. So no clue, could you maybe check whether 
there is some additional information in one of the logfiles in 
tests/functional/aarch64/test_migration.MigrationTest.test_migration_with_exec/ 
?

  Thomas