Signed-off-by: Qingtang Zhou <[email protected]>
Signed-off-by: Amos Kong <[email protected]>
Signed-off-by: Feng Yang <[email protected]>
---
client/virt/virt_test_utils.py | 32 ++++++++++++++++++++++++++++++++
1 files changed, 32 insertions(+), 0 deletions(-)
diff --git a/client/virt/virt_test_utils.py b/client/virt/virt_test_utils.py
index efcabbb..bc7a759 100644
--- a/client/virt/virt_test_utils.py
+++ b/client/virt/virt_test_utils.py
@@ -148,6 +148,38 @@ def reboot(vm, session, method="shell",
sleep_before_reset=10, nic_index=0,
return session
+def update_boot_option(vm, args_removed=None, args_added=None,
+ need_reboot=True):
+ """
+ Update guest default kernel option.
+ """
+ if re.findall("win", vm.params.get("guest_name"), re.I):
+ # this function is only for linux, if we need to change
+ # windows guest's boot option, we can use a function like:
+ # update_win_bootloader(args_removed, args_added, reboot)
+ # (this function is not implement.)
+ # here we just:
+ return
+
+ login_timeout = int(vm.params.get("login_timeout"))
+ session = vm.wait_for_login(timeout=login_timeout)
+
+ logging.info("Update the kernel cmdline ...")
+ cmd = "grubby --update-kernel=`grubby --default-kernel` "
+ if args_removed:
+ cmd += '--remove-args="%s" ' % args_removed
+ if args_added:
+ cmd += '--args="%s"' % args_added
+ s, o = session.cmd_status_output(cmd)
+ if s != 0:
+ logging.error(o)
+ raise error.TestError("Fail to modify the kernel cmdline")
+
+ if need_reboot:
+ logging.info("Rebooting ...")
+ vm.reboot(session=session, timeout=login_timeout)
+
+
def migrate(vm, env=None, mig_timeout=3600, mig_protocol="tcp",
mig_cancel=False, offline=False, stable_check=False,
clean=False, save_path=None, dest_host='localhost', mig_port=None):
--
1.7.7.6
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