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author | Max Reitz <mreitz@redhat.com> | 2020-07-30 14:02:34 +0200 |
---|---|---|
committer | Eric Blake <eblake@redhat.com> | 2020-08-03 08:59:37 -0500 |
commit | edadc99a2ee90daeaaf4fba21d623ec8efe7c8e6 (patch) | |
tree | 5b8bdbb5dc992bf9561d6231568b5cbf32f94af6 /tests | |
parent | fe16c7ddf82b25e54cb76936a4cdf6bf9327ece5 (diff) | |
download | qemu-edadc99a2ee90daeaaf4fba21d623ec8efe7c8e6.zip qemu-edadc99a2ee90daeaaf4fba21d623ec8efe7c8e6.tar.gz qemu-edadc99a2ee90daeaaf4fba21d623ec8efe7c8e6.tar.bz2 |
iotests/169: Test source cont with backing bmap
Test migrating from a VM with a persistent bitmap in the backing chain,
and then continuing that VM after the migration
Signed-off-by: Max Reitz <mreitz@redhat.com>
Message-Id: <20200730120234.49288-3-mreitz@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Eric Blake <eblake@redhat.com>
Diffstat (limited to 'tests')
-rwxr-xr-x | tests/qemu-iotests/169 | 64 | ||||
-rw-r--r-- | tests/qemu-iotests/169.out | 4 |
2 files changed, 65 insertions, 3 deletions
diff --git a/tests/qemu-iotests/169 b/tests/qemu-iotests/169 index 2c5a132..40afb15 100755 --- a/tests/qemu-iotests/169 +++ b/tests/qemu-iotests/169 @@ -24,11 +24,12 @@ import time import itertools import operator import re -from iotests import qemu_img +from iotests import qemu_img, qemu_img_create, Timeout disk_a = os.path.join(iotests.test_dir, 'disk_a') disk_b = os.path.join(iotests.test_dir, 'disk_b') +base_a = os.path.join(iotests.test_dir, 'base_a') size = '1M' mig_file = os.path.join(iotests.test_dir, 'mig_file') mig_cmd = 'exec: cat > ' + mig_file @@ -234,6 +235,67 @@ for cmb in list(itertools.product((True, False), repeat=2)): inject_test_case(TestDirtyBitmapMigration, name, 'do_test_migration_resume_source', *list(cmb)) + +class TestDirtyBitmapBackingMigration(iotests.QMPTestCase): + def setUp(self): + qemu_img_create('-f', iotests.imgfmt, base_a, size) + qemu_img_create('-f', iotests.imgfmt, '-F', iotests.imgfmt, + '-b', base_a, disk_a, size) + + for f in (disk_a, base_a): + qemu_img('bitmap', '--add', f, 'bmap0') + + blockdev = { + 'node-name': 'node0', + 'driver': iotests.imgfmt, + 'file': { + 'driver': 'file', + 'filename': disk_a + }, + 'backing': { + 'node-name': 'node0-base', + 'driver': iotests.imgfmt, + 'file': { + 'driver': 'file', + 'filename': base_a + } + } + } + + self.vm = iotests.VM() + self.vm.launch() + + result = self.vm.qmp('blockdev-add', **blockdev) + self.assert_qmp(result, 'return', {}) + + # Check that the bitmaps are there + for node in self.vm.qmp('query-named-block-nodes', flat=True)['return']: + if 'node0' in node['node-name']: + self.assert_qmp(node, 'dirty-bitmaps[0]/name', 'bmap0') + + caps = [{'capability': 'events', 'state': True}] + result = self.vm.qmp('migrate-set-capabilities', capabilities=caps) + self.assert_qmp(result, 'return', {}) + + def tearDown(self): + self.vm.shutdown() + for f in (disk_a, base_a): + os.remove(f) + + def test_cont_on_source(self): + """ + Continue the source after migration. + """ + result = self.vm.qmp('migrate', uri=f'exec: cat > /dev/null') + self.assert_qmp(result, 'return', {}) + + with Timeout(10, 'Migration timeout'): + self.vm.wait_migration('postmigrate') + + result = self.vm.qmp('cont') + self.assert_qmp(result, 'return', {}) + + if __name__ == '__main__': iotests.main(supported_fmts=['qcow2'], supported_protocols=['file']) diff --git a/tests/qemu-iotests/169.out b/tests/qemu-iotests/169.out index 5c26d15..cafb816 100644 --- a/tests/qemu-iotests/169.out +++ b/tests/qemu-iotests/169.out @@ -1,5 +1,5 @@ -.................................... +..................................... ---------------------------------------------------------------------- -Ran 36 tests +Ran 37 tests OK |