From: Amos Kong <akong@xxxxxxxxxx>
This test is used to check if packages are transmit
into guest while put down/up guest link in monitor.
The ping test can only pass when link is up.
do file transfer test at the end of this test.
Changes from v1:
* Style corrections
Signed-off-by: Amos Kong <akong@xxxxxxxxxx>
---
client/tests/kvm/tests/set_link.py | 60 ++++++++++++++++++++++++++++++++
client/tests/kvm/tests_base.cfg.sample | 8 ++++
2 files changed, 68 insertions(+), 0 deletions(-)
create mode 100644 client/tests/kvm/tests/set_link.py
diff --git a/client/tests/kvm/tests/set_link.py b/client/tests/kvm/tests/set_link.py
new file mode 100644
index 0000000..57c45c8
--- /dev/null
+++ b/client/tests/kvm/tests/set_link.py
@@ -0,0 +1,60 @@
+import logging
+from autotest_lib.client.common_lib import error
+from tests import file_transfer
+import kvm_test_utils
+
+
+def run_set_link(test, params, env):
+ """
+ KVM guest link test:
+ 1) Boot up guest with one nic
+ 2) Ping guest from host
+ 3) Disable guest link and ping guest from host
+ 4) Re-enable guest link and ping guest from host
+ 5) Do file transfer test
+
+ @param test: kvm test object
+ @param params: Dictionary with the test parameters
+ @param env: Dictionary with test environment.
+ """
+ vm = kvm_test_utils.get_living_vm(env, params.get("main_vm"))
+ timeout = float(params.get("login_timeout", 360))
+ session = kvm_test_utils.wait_for_login(vm, 0, timeout, 0, 2)
+
+ ip = vm.get_address(0)
+ linkname = vm.netdev_id[0]
+
+ logging.info("Pinging guest from host")
+ s, o = kvm_test_utils.ping(ip, count=10, timeout=20)
+ if s != 0:
+ raise error.TestFail("Ping failed, status: %s, output: %s" % (s, o))
+ ratio = kvm_test_utils.get_loss_ratio(o)
+ if ratio != 0:
+ raise error.TestFail("Loss ratio is %s, output: %s" % (ratio, o))
+
+ logging.info("Executing 'set link %s off'" % linkname)
+ vm.monitor.cmd("set_link %s off" % linkname)
+ logging.info(vm.monitor.info("network"))
+ logging.info("Pinging guest from host")
+ s, o = kvm_test_utils.ping(ip, count=10, timeout=20)
+ if s == 0:
+ raise error.TestFail("Ping unexpectedly succeeded, status: %s,"
+ "output: %s" % (s, o))
+ ratio = kvm_test_utils.get_loss_ratio(o)
+ if ratio != 100:
+ raise error.TestFail("Loss ratio is not 100%,"
+ "Loss ratio is %s" % ratio)
+
+ logging.info("Executing 'set link %s on'" % linkname)
+ vm.monitor.cmd("set_link %s on" % linkname)
+ logging.info(vm.monitor.info("network"))
+ logging.info("Pinging guest from host")
+ s, o = kvm_test_utils.ping(ip, count=10, timeout=20)
+ if s != 0:
+ raise error.TestFail("Ping failed, status: %s, output: %s" % (s, o))
+ ratio = kvm_test_utils.get_loss_ratio(o)
+ if ratio != 0:
+ raise error.TestFail("Loss ratio is %s, output: %s" % (ratio, o))
+
+ file_transfer.run_file_transfer(test, params, env)
+ session.close()
diff --git a/client/tests/kvm/tests_base.cfg.sample b/client/tests/kvm/tests_base.cfg.sample
index c0859f0..6374923 100644
--- a/client/tests/kvm/tests_base.cfg.sample
+++ b/client/tests/kvm/tests_base.cfg.sample
@@ -678,6 +678,14 @@ variants:
transfer_type = remote
kill_vm = yes
+ - set_link:
+ type = set_link
+ test_timeout = 1000
+ filesize = 4000
+ transfer_timeout = 1000
+ transfer_type = remote
+ kill_vm =yes
+
- physical_resources_check: install setup unattended_install.cdrom
type = physical_resources_check
catch_uuid_cmd = dmidecode | awk -F: '/UUID/ {print $2}'
--
1.7.2.3
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