[Libvirt-cim] [PATCH 2 of 3] [TEST] #2 Add generic poll function to poll for guest state

[Deepti B Kalakeri]

+1 for me.

Kaitlin Rupert wrote:
> # HG changeset patch
> # User Kaitlin Rupert <karupert at us.ibm.com>
> # Date 1214156795 25200
> # Node ID a379b9abb12cffae8e19c5db0e312df0581b9541
> # Parent  59fce67164a22315bb712f692dfd93314c4f30e0
> [TEST] #2 Add generic poll function to poll for guest state.
>
> Updates from patch 1 to 2:
>   -Added timeout as a parameter - still has defualt value of 30
>   -Added a check to verify the Name of the CS instance returned matches the name of the guest we're polling for.
>
> Signed-off-by: Kaitlin Rupert <karupert at us.ibm.com>
>
> diff -r 59fce67164a2 -r a379b9abb12c suites/libvirt-cim/lib/XenKvmLib/common_util.py
> --- a/suites/libvirt-cim/lib/XenKvmLib/common_util.py	Thu Jun 05 19:37:57 2008 -0700
> +++ b/suites/libvirt-cim/lib/XenKvmLib/common_util.py	Sun Jun 22 10:46:35 2008 -0700
> @@ -23,6 +23,7 @@
>  import os
>  import pywbem
>  import random
> +from time import sleep
>  from distutils.file_util import move_file
>  from XenKvmLib.test_xml import * 
>  from XenKvmLib.test_doms import * 
> @@ -135,6 +136,32 @@
>          return 1
>
>      return 0 
> +
> +def poll_for_state_change(server, virt, dom, exp_state, timeout=30):
> +    cs = computersystem.get_cs_class(virt)
> +
> +    try:
> +        for i in range(1, (timeout + 1)):
> +            sleep(1)
> +            dom_cs = cs(server, name=dom)
> +            if dom_cs is None or dom_cs.Name != dom:
> +                logger.error("CS instance not returned for %s." % dom)
> +                return FAIL
> +
> +            if dom_cs.EnabledState == exp_state:
> +                break
> +
> +    except Exception, detail:
> +        logger.error("Exception: %s" % detail)
> +        return FAIL
> +
> +    if dom_cs.EnabledState != exp_state:
> +        logger.error("EnabledState is %i instead of %i." % (dom_cs.EnabledState,
> +                     exp_state))
> +        logger.error("Try to increase the timeout and run the test again")
> +        return FAIL
> +
> +    return PASS 
>
>  def get_host_info(server, virt="Xen"):
>      status = PASS
>
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