def load(*argv):
usage = """
Load an image on selected nodes in parallel
{resa}
""".format(resa=reservation_required)
the_config = Config()
the_imagesrepo = ImagesRepo()
default_image = the_imagesrepo.default()
default_timeout = the_config.value('nodes', 'load_default_timeout')
default_bandwidth = the_config.value('networking', 'bandwidth')
parser = ArgumentParser(usage=usage)
parser.add_argument("-i", "--image", action='store', default=default_image,
help="Specify image to load (default is {})"
.format(default_image))
parser.add_argument("-t", "--timeout", action='store',
default=default_timeout, type=float,
help="Specify global timeout for the whole process, default={}"
.format(default_timeout))
parser.add_argument("-b", "--bandwidth", action='store',
default=default_bandwidth, type=int,
help="Set bandwidth in Mibps for frisbee uploading - default={}"
.format(default_bandwidth))
parser.add_argument("-c", "--curses", action='store_true', default=False,
help="Use curses to provide term-based animation")
# this is more for debugging
parser.add_argument("-n", "--no-reset", dest='reset',
action='store_false', default=True,
help="""use this with nodes that are already
running a frisbee image. They won't get reset,
neither before or after the frisbee session""")
add_selector_arguments(parser)
args = parser.parse_args(argv)
message_bus = asyncio.Queue()
selector = selected_selector(args)
if not selector.how_many():
parser.print_help()
return 1
nodes = [Node(cmc_name, message_bus) for cmc_name in selector.cmc_names()]
# send feedback
message_bus.put_nowait({'selected_nodes': selector})
from rhubarbe.logger import logger
logger.info("timeout is {}s".format(args.timeout))
logger.info("bandwidth is {} Mibps".format(args.bandwidth))
actual_image = the_imagesrepo.locate_image(args.image, look_in_global=True)
if not actual_image:
print("Image file {} not found - emergency exit".format(args.image))
exit(1)
# send feedback
message_bus.put_nowait({'loading_image': actual_image})
display_class = Display if not args.curses else DisplayCurses
display = display_class(nodes, message_bus)
loader = ImageLoader(nodes, image=actual_image, bandwidth=args.bandwidth,
message_bus=message_bus, display=display)
return loader.main(reset=args.reset, timeout=args.timeout)
def global_load_image(self, image_name):
# locate image
the_imagesrepo = ImagesRepo()
actual_image = the_imagesrepo.locate_image(image_name,
look_in_global=True)
if not actual_image:
self.print(f"image file {image_name} not found - emergency exit")
exit(1)
# load image
self.verbose_msg(f"image={actual_image}")
self.verbose_msg(f"bandwidth={self.bandwidth}")
self.verbose_msg(f"timeout={self.load_timeout}")
loader = ImageLoader(self.nodes,
image=actual_image,
bandwidth=self.bandwidth,
message_bus=self.bus,
display=self.display)
self.print(f"loading image {actual_image}"
f" (timeout = {self.load_timeout})")
loader.main(reset=True, timeout=self.load_timeout)
self.print("load done")
def load(*argv):
usage = f"""
Load an image on selected nodes in parallel
{RESERVATION_REQUIRED}
"""
config = Config()
config.check_binaries()
imagesrepo = ImagesRepo()
parser = ArgumentParser(usage=usage,
formatter_class=ArgumentDefaultsHelpFormatter)
parser.add_argument("-i",
"--image",
action='store',
default=imagesrepo.default(),
help="Specify image to load")
parser.add_argument("-t",
"--timeout",
action='store',
default=config.value('nodes', 'load_default_timeout'),
type=float,
help="Specify global timeout for the whole process")
parser.add_argument("-b",
"--bandwidth",
action='store',
default=config.value('networking', 'bandwidth'),
type=int,
help="Set bandwidth in Mibps for frisbee uploading")
parser.add_argument("-c",
"--curses",
action='store_true',
default=False,
help="Use curses to provide term-based animation")
# this is more for debugging
parser.add_argument("-n",
"--no-reset",
dest='reset',
action='store_false',
default=True,
help="""use this with nodes that are already
running a frisbee image. They won't get reset,
neither before or after the frisbee session""")
add_selector_arguments(parser)
args = parser.parse_args(argv)
message_bus = asyncio.Queue()
selector = selected_selector(args)
if selector.is_empty():
parser.print_help()
return 1
nodes = [
Node(cmc_name, message_bus) # pylint: disable=w0621
for cmc_name in selector.cmc_names()
]
# send feedback
message_bus.put_nowait({'selected_nodes': selector})
from rhubarbe.logger import logger
logger.info(f"timeout is {args.timeout}s")
logger.info(f"bandwidth is {args.bandwidth} Mibps")
actual_image = imagesrepo.locate_image(args.image, look_in_global=True)
if not actual_image:
print(f"Image file {args.image} not found - emergency exit")
exit(1)
# send feedback
message_bus.put_nowait({'loading_image': actual_image})
display_class = Display if not args.curses else DisplayCurses
display = display_class(nodes, message_bus)
loader = ImageLoader(nodes,
image=actual_image,
bandwidth=args.bandwidth,
message_bus=message_bus,
display=display)
return loader.main(reset=args.reset, timeout=args.timeout)