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-rw-r--r--tests/avocado/migration.py81
1 files changed, 81 insertions, 0 deletions
diff --git a/tests/avocado/migration.py b/tests/avocado/migration.py
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+# Migration test
+#
+# Copyright (c) 2019 Red Hat, Inc.
+#
+# Authors:
+# Cleber Rosa <crosa@redhat.com>
+# Caio Carrara <ccarrara@redhat.com>
+#
+# This work is licensed under the terms of the GNU GPL, version 2 or
+# later. See the COPYING file in the top-level directory.
+
+
+import tempfile
+from avocado_qemu import Test
+from avocado import skipUnless
+
+from avocado.utils import network
+from avocado.utils import wait
+from avocado.utils.path import find_command
+
+
+class Migration(Test):
+ """
+ :avocado: tags=migration
+ """
+
+ timeout = 10
+
+ @staticmethod
+ def migration_finished(vm):
+ return vm.command('query-migrate')['status'] in ('completed', 'failed')
+
+ def assert_migration(self, src_vm, dst_vm):
+ wait.wait_for(self.migration_finished,
+ timeout=self.timeout,
+ step=0.1,
+ args=(src_vm,))
+ wait.wait_for(self.migration_finished,
+ timeout=self.timeout,
+ step=0.1,
+ args=(dst_vm,))
+ self.assertEqual(src_vm.command('query-migrate')['status'], 'completed')
+ self.assertEqual(dst_vm.command('query-migrate')['status'], 'completed')
+ self.assertEqual(dst_vm.command('query-status')['status'], 'running')
+ self.assertEqual(src_vm.command('query-status')['status'],'postmigrate')
+
+ def do_migrate(self, dest_uri, src_uri=None):
+ dest_vm = self.get_vm('-incoming', dest_uri)
+ dest_vm.add_args('-nodefaults')
+ dest_vm.launch()
+ if src_uri is None:
+ src_uri = dest_uri
+ source_vm = self.get_vm()
+ source_vm.add_args('-nodefaults')
+ source_vm.launch()
+ source_vm.qmp('migrate', uri=src_uri)
+ self.assert_migration(source_vm, dest_vm)
+
+ def _get_free_port(self):
+ port = network.find_free_port()
+ if port is None:
+ self.cancel('Failed to find a free port')
+ return port
+
+
+ def test_migration_with_tcp_localhost(self):
+ dest_uri = 'tcp:localhost:%u' % self._get_free_port()
+ self.do_migrate(dest_uri)
+
+ def test_migration_with_unix(self):
+ with tempfile.TemporaryDirectory(prefix='socket_') as socket_path:
+ dest_uri = 'unix:%s/qemu-test.sock' % socket_path
+ self.do_migrate(dest_uri)
+
+ @skipUnless(find_command('nc', default=False), "'nc' command not found")
+ def test_migration_with_exec(self):
+ """The test works for both netcat-traditional and netcat-openbsd packages."""
+ free_port = self._get_free_port()
+ dest_uri = 'exec:nc -l localhost %u' % free_port
+ src_uri = 'exec:nc localhost %u' % free_port
+ self.do_migrate(dest_uri, src_uri)