[PULL 1/4] virtiofsd: Remove test

["Dr. David Alan Gilbert (git)" <dgilbert@redhat.com>]

From: "Dr. David Alan Gilbert" <dgilbert@redhat.com>

Rmove the avocado test for virtiofsd, since we're about to remove
the C implementation.

Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Acked-by: Stefan Hajnoczi <stefanha@redhat.com>
---
 .../org.centos/stream/8/x86_64/test-avocado   |   7 -
 tests/avocado/virtiofs_submounts.py           | 217 ------------------
 2 files changed, 224 deletions(-)
 delete mode 100644 tests/avocado/virtiofs_submounts.py

diff --git a/scripts/ci/org.centos/stream/8/x86_64/test-avocado b/scripts/ci/org.centos/stream/8/x86_64/test-avocado
index 7aeecbcfb8..f403e4e7ec 100755
--- a/scripts/ci/org.centos/stream/8/x86_64/test-avocado
+++ b/scripts/ci/org.centos/stream/8/x86_64/test-avocado
@@ -14,13 +14,6 @@
 # * Require machine type "x-remote":
 #   - tests/avocado/multiprocess.py:Multiprocess.test_multiprocess_x86_64
 #
-# * Needs superuser privileges:
-#   - tests/avocado/virtiofs_submounts.py:VirtiofsSubmountsTest.test_pre_virtiofsd_set_up
-#   - tests/avocado/virtiofs_submounts.py:VirtiofsSubmountsTest.test_pre_launch_set_up
-#   - tests/avocado/virtiofs_submounts.py:VirtiofsSubmountsTest.test_post_launch_set_up
-#   - tests/avocado/virtiofs_submounts.py:VirtiofsSubmountsTest.test_post_mount_set_up
-#   - tests/avocado/virtiofs_submounts.py:VirtiofsSubmountsTest.test_two_runs
-#
 # * Requires display type "egl-headless":
 #   - tests/avocado/virtio-gpu.py:VirtioGPUx86.test_virtio_vga_virgl
 #   - tests/avocado/virtio-gpu.py:VirtioGPUx86.test_vhost_user_vga_virgl
diff --git a/tests/avocado/virtiofs_submounts.py b/tests/avocado/virtiofs_submounts.py
deleted file mode 100644
index e6dc32ffd4..0000000000
--- a/tests/avocado/virtiofs_submounts.py
+++ /dev/null
@@ -1,217 +0,0 @@
-import logging
-import re
-import os
-import subprocess
-import time
-
-from avocado import skipUnless
-from avocado_qemu import LinuxTest, BUILD_DIR
-from avocado_qemu import has_cmds
-from avocado_qemu import run_cmd
-from avocado_qemu import wait_for_console_pattern
-from avocado.utils import ssh
-
-
-class VirtiofsSubmountsTest(LinuxTest):
-    """
-    :avocado: tags=arch:x86_64
-    :avocado: tags=accel:kvm
-    """
-
-    def run(self, args, ignore_error=False):
-        stdout, stderr, ret = run_cmd(args)
-
-        if ret != 0:
-            cmdline = ' '.join(args)
-            if not ignore_error:
-                self.fail(f'{cmdline}: Returned {ret}: {stderr}')
-            else:
-                self.log.warn(f'{cmdline}: Returned {ret}: {stderr}')
-
-        return (stdout, stderr, ret)
-
-    def set_up_shared_dir(self):
-        self.shared_dir = os.path.join(self.workdir, 'virtiofs-shared')
-
-        os.mkdir(self.shared_dir)
-
-        self.run(('cp', self.get_data('guest.sh'),
-                 os.path.join(self.shared_dir, 'check.sh')))
-
-        self.run(('cp', self.get_data('guest-cleanup.sh'),
-                 os.path.join(self.shared_dir, 'cleanup.sh')))
-
-    def set_up_virtiofs(self):
-        attmp = os.getenv('AVOCADO_TESTS_COMMON_TMPDIR')
-        self.vfsdsock = os.path.join(attmp, 'vfsdsock')
-
-        self.run(('sudo', '-n', 'rm', '-f', self.vfsdsock), ignore_error=True)
-
-        self.virtiofsd = \
-            subprocess.Popen(('sudo', '-n',
-                              'tools/virtiofsd/virtiofsd',
-                              f'--socket-path={self.vfsdsock}',
-                              '-o', f'source={self.shared_dir}',
-                              '-o', 'cache=always',
-                              '-o', 'xattr',
-                              '-o', 'announce_submounts',
-                              '-f'),
-                             stdout=subprocess.DEVNULL,
-                             stderr=subprocess.PIPE,
-                             universal_newlines=True)
-
-        while not os.path.exists(self.vfsdsock):
-            if self.virtiofsd.poll() is not None:
-                self.fail('virtiofsd exited prematurely: ' +
-                          self.virtiofsd.communicate()[1])
-            time.sleep(0.1)
-
-        self.run(('sudo', '-n', 'chmod', 'go+rw', self.vfsdsock))
-
-        self.vm.add_args('-chardev',
-                         f'socket,id=vfsdsock,path={self.vfsdsock}',
-                         '-device',
-                         'vhost-user-fs-pci,queue-size=1024,chardev=vfsdsock' \
-                             ',tag=host',
-                         '-object',
-                         'memory-backend-file,id=mem,size=1G,' \
-                             'mem-path=/dev/shm,share=on',
-                         '-numa',
-                         'node,memdev=mem')
-
-    def set_up_nested_mounts(self):
-        scratch_dir = os.path.join(self.shared_dir, 'scratch')
-        try:
-            os.mkdir(scratch_dir)
-        except FileExistsError:
-            pass
-
-        args = ['bash', self.get_data('host.sh'), scratch_dir]
-        if self.seed:
-            args += [self.seed]
-
-        out, _, _ = self.run(args)
-        seed = re.search(r'^Seed: \d+', out)
-        self.log.info(seed[0])
-
-    def mount_in_guest(self):
-        self.ssh_command('mkdir -p /mnt/host')
-        self.ssh_command('mount -t virtiofs host /mnt/host')
-
-    def check_in_guest(self):
-        self.ssh_command('bash /mnt/host/check.sh /mnt/host/scratch/share')
-
-    def live_cleanup(self):
-        self.ssh_command('bash /mnt/host/cleanup.sh /mnt/host/scratch')
-
-        # It would be nice if the above was sufficient to make virtiofsd clear
-        # all references to the mounted directories (so they can be unmounted
-        # on the host), but unfortunately it is not.  To do so, we have to
-        # resort to a remount.
-        self.ssh_command('mount -o remount /mnt/host')
-
-        scratch_dir = os.path.join(self.shared_dir, 'scratch')
-        self.run(('bash', self.get_data('cleanup.sh'), scratch_dir))
-
-    @skipUnless(*has_cmds(('sudo -n', ('sudo', '-n', 'true')),
-                          'ssh-keygen', 'bash', 'losetup', 'mkfs.xfs', 'mount'))
-    def setUp(self):
-        vmlinuz = self.params.get('vmlinuz')
-        if vmlinuz is None:
-            """
-            The Linux kernel supports FUSE auto-submounts only as of 5.10.
-            boot_linux.py currently provides Fedora 31, whose kernel is too
-            old, so this test cannot pass with the on-image kernel (you are
-            welcome to try, hence the option to force such a test with
-            -p vmlinuz='').  Therefore, for now the user must provide a
-            sufficiently new custom kernel, or effectively explicitly
-            request failure with -p vmlinuz=''.
-            Once an image with a sufficiently new kernel is available
-            (probably Fedora 34), we can make -p vmlinuz='' the default, so
-            that this parameter no longer needs to be specified.
-            """
-            self.cancel('vmlinuz parameter not set; you must point it to a '
-                        'Linux kernel binary to test (to run this test with ' \
-                        'the on-image kernel, set it to an empty string)')
-
-        self.seed = self.params.get('seed')
-
-        self.ssh_key = os.path.join(self.workdir, 'id_ed25519')
-
-        self.run(('ssh-keygen', '-N', '', '-t', 'ed25519', '-f', self.ssh_key))
-
-        pubkey = self.ssh_key + '.pub'
-
-        super(VirtiofsSubmountsTest, self).setUp(pubkey)
-
-        if vmlinuz:
-            self.vm.add_args('-kernel', vmlinuz,
-                             '-append', 'console=ttyS0 root=/dev/sda1')
-
-        self.require_accelerator("kvm")
-        self.vm.add_args('-accel', 'kvm')
-
-    def tearDown(self):
-        try:
-            self.vm.shutdown()
-        except:
-            pass
-
-        scratch_dir = os.path.join(self.shared_dir, 'scratch')
-        self.run(('bash', self.get_data('cleanup.sh'), scratch_dir),
-                 ignore_error=True)
-
-    def test_pre_virtiofsd_set_up(self):
-        self.set_up_shared_dir()
-
-        self.set_up_nested_mounts()
-
-        self.set_up_virtiofs()
-        self.launch_and_wait()
-        self.mount_in_guest()
-        self.check_in_guest()
-
-    def test_pre_launch_set_up(self):
-        self.set_up_shared_dir()
-        self.set_up_virtiofs()
-
-        self.set_up_nested_mounts()
-
-        self.launch_and_wait()
-        self.mount_in_guest()
-        self.check_in_guest()
-
-    def test_post_launch_set_up(self):
-        self.set_up_shared_dir()
-        self.set_up_virtiofs()
-        self.launch_and_wait()
-
-        self.set_up_nested_mounts()
-
-        self.mount_in_guest()
-        self.check_in_guest()
-
-    def test_post_mount_set_up(self):
-        self.set_up_shared_dir()
-        self.set_up_virtiofs()
-        self.launch_and_wait()
-        self.mount_in_guest()
-
-        self.set_up_nested_mounts()
-
-        self.check_in_guest()
-
-    def test_two_runs(self):
-        self.set_up_shared_dir()
-
-        self.set_up_nested_mounts()
-
-        self.set_up_virtiofs()
-        self.launch_and_wait()
-        self.mount_in_guest()
-        self.check_in_guest()
-
-        self.live_cleanup()
-        self.set_up_nested_mounts()
-
-        self.check_in_guest()
-- 
2.39.2