Autohealing Feature robot test support

Change-Id: I8783986cc922603eda21e2ab500acb2180d941d4
Signed-off-by: dhanasekaran <ragavi.d@tataelxsi.co.in>
diff --git a/robot-systest/lib/openstack_lib.robot b/robot-systest/lib/openstack_lib.robot
index 36e3f1d..c335963 100644
--- a/robot-systest/lib/openstack_lib.robot
+++ b/robot-systest/lib/openstack_lib.robot
@@ -114,3 +114,13 @@
     log   ${stdout}
     Should Be Equal As Integers   ${rc}   ${success_return_code}
     [Return]  ${stdout}
+
+Halt Server
+    [Documentation]    Reset a server
+    [Arguments]    ${server_id}
+
+    Should Not Be Empty   ${server_id}
+    ${rc}   ${stdout}=   Run and Return RC and Output   openstack server set --state error ${server_id}
+    log   ${stdout}
+    Should Be Equal As Integers   ${rc}   ${success_return_code}
+    [Return]  ${stdout}