qemu.tests: Add live_snapshot with file transfer

create live snapshot during file transfer
Signed-off-by: NSuqin Huang <shuang@redhat.com>
Acked-by: NQingtang Zhou <qzhou@redhat.com>
Acked-by: Feng Yang<fyang@redhat.com>

qemu/tests/cfg/live_snapshot.cfg

@@ -13,3 +13,10 @@
             sleep_time = 10
         - with_runtime:
             subcommand = runtime
+        - with_file_transfer:
+            subcommand = file_transfer
+            sleep_time = 60
+            filesize = 2000
+            transfer_timeout = 1200
+            transfer_type = remote
+            tmp_dir = /tmp/

qemu/tests/live_snapshot.py

 from autotest_lib.client.virt import virt_utils, virt_test_utils
+from autotest_lib.client.virt.tests import file_transfer
 import time, logging
 
 def run_live_snapshot(test, params, env):
@@ -88,5 +89,21 @@ def run_live_snapshot(test, params, env):
         finally:
             bg.join()
 
+    def file_transfer_test():
+        try:
+            bg_cmd = file_transfer.run_file_transfer
+            args = (test, params, env)
+            bg = virt_test_utils.BackgroundTest(bg_cmd, args)
+            bg.start()
+            sleep_time = int(params.get("sleep_time"))
+            time.sleep(sleep_time)
+            create_snapshot(vm)
+            if bg.is_alive():
+                try:
+                    bg.join()
+                except:
+                    raise
+        finally:
+            session.close()
     subcommand = params.get("subcommand")
     eval("%s_test()" % subcommand)