[dts] [PATCH] tests/vhost_user_live_migration: Optimize for multi-platform.
Phil Yang
phil.yang at arm.com
Fri Jan 5 11:29:00 CET 2018
1. Optimize for multi platform;
2. Setting a longer timeout for vm communication to avoid unexpected error.
3. Support multi version of tcpdump direction parameter(-Q or -P).
Signed-off-by: Phil Yang <phil.yang at arm.com>
---
tests/TestSuite_vhost_user_live_migration.py | 23 ++++++++++++++++-------
1 file changed, 16 insertions(+), 7 deletions(-)
diff --git a/tests/TestSuite_vhost_user_live_migration.py b/tests/TestSuite_vhost_user_live_migration.py
index 3f64244..75e7ca4 100644
--- a/tests/TestSuite_vhost_user_live_migration.py
+++ b/tests/TestSuite_vhost_user_live_migration.py
@@ -32,11 +32,10 @@ class TestVhostUserLiveMigration(TestCase):
self.backup_tport = self.tester.get_local_port_bydut(self.backup_port, self.backup_dutip)
self.backup_tintf = self.tester.get_interface(self.backup_tport)
- # Use testpmd as vhost-user application on host/backup server
- self.vhost = "./x86_64-native-linuxapp-gcc/app/testpmd"
+ # Use testpmd as vhost-user application on host/backup server
+ self.vhost = "./%s/app/testpmd" % self.target
self.vm_testpmd = "./%s/app/testpmd -c 0x3 -n 4 -- -i" % self.target
self.virio_mac = "52:54:00:00:00:01"
-
# flag for environment
self.env_done = False
@@ -222,7 +221,17 @@ class TestVhostUserLiveMigration(TestCase):
vm_intf = vm_dut.ports_info[0]['port'].get_interface_name()
# start tcpdump the interface
vm_dut.send_expect("ifconfig %s up" % vm_intf, "# ")
- vm_dut.send_expect("tcpdump -i %s -P in -v" % vm_intf, "listening on")
+
+ dirct_pat = re.compile(r"(\s+)\[ (\S+) in\|out\|inout \]")
+ vm_dut.send_expect("tcpdump -h", "# ")
+ out = vm_dut.get_session_output(timeout=1)
+ m = dirct_pat.search(out)
+ if m:
+ dirct_para = "-" + m.group(2)[1] + " in"
+ else:
+ dirct_para = ""
+
+ vm_dut.send_expect("tcpdump -i %s %s -v" % (vm_intf, dirct_para), "listening on", 120)
# wait for promisc on
time.sleep(3)
# send packets from tester
@@ -277,17 +286,17 @@ class TestVhostUserLiveMigration(TestCase):
# start testpmd on host vm
base_dir = self.vm_host.base_dir.replace('~', '/root')
self.host_serial.send_expect('cd %s' % base_dir, "# ")
- self.host_serial.send_expect(self.vm_testpmd, "testpmd> ")
+ self.host_serial.send_expect(self.vm_testpmd, "testpmd> ", 120)
# verify testpmd receive packets
self.verify_dpdk(self.host_tport, self.host_serial)
self.logger.info("Migrate host VM to backup host")
# start live migration
-
+
ret = self.host_vm.start_migration(self.backup_dutip, self.backup_vm.migrate_port)
self.verify(ret, "Failed to migration, please check VM and qemu version")
-
+
# make sure still can receive packets in migration process
self.verify_dpdk(self.host_tport, self.host_serial)
--
2.7.4
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