def postprocess_vm(test, params, env, name):
"""
Postprocess a single VM object according to the instructions in params.
Kill the VM if requested and get a screendump.
@param test: An Autotest test object.
@param params: A dict containing VM postprocessing parameters.
@param env: The environment (a dict-like object).
@param name: The name of the VM object.
"""
vm = env.get_vm(name)
if not vm:
return
# Encode an HTML 5 compatible video from the screenshots produced?
screendump_dir = os.path.join(test.debugdir, "screendumps_%s" % vm.name)
if (params.get("encode_video_files", "yes") == "yes"
and glob.glob("%s/*" % screendump_dir)):
try:
video = video_maker.GstPythonVideoMaker()
if (video.has_element('vp8enc') and video.has_element('webmmux')):
video_file = os.path.join(
test.debugdir, "%s-%s.webm" % (vm.name, test.iteration))
else:
video_file = os.path.join(
test.debugdir, "%s-%s.ogg" % (vm.name, test.iteration))
video.start(screendump_dir, video_file)
except Exception, detail:
logging.info("Video creation failed for vm %s: %s", vm.name,
detail)
# Terminate the screendump thread
global _screendump_thread, _screendump_thread_termination_event
if _screendump_thread is not None:
_screendump_thread_termination_event.set()
_screendump_thread.join(10)
_screendump_thread = None
# Encode an HTML 5 compatible video from the screenshots produced
dirs = re.findall("(screendump\S*_[0-9]+)", str(os.listdir(test.debugdir)))
for dir in dirs:
screendump_dir = os.path.join(test.debugdir, dir)
if (params.get("encode_video_files", "yes") == "yes"
and glob.glob("%s/*" % screendump_dir)):
try:
video = video_maker.GstPythonVideoMaker()
if (video.has_element('vp8enc')
and video.has_element('webmmux')):
video_file = os.path.join(
test.debugdir,
"%s-%s.webm" % (screendump_dir, test.iteration))
else:
video_file = os.path.join(
test.debugdir,
"%s-%s.ogg" % (screendump_dir, test.iteration))
logging.debug("Encoding video file %s", video_file)
video.start(screendump_dir, video_file)
except Exception, detail:
logging.info("Video creation failed for %s: %s",
screendump_dir, detail)