def exp(exp_id=None):
""" Extract nodes from `exp_id` experiment and set them as commands targets
Following roles are set:
* nodes: all the a8 nodes of the experiment
* frontends: each sites where there are a8 nodes
"""
username, password = iotlabcli.get_user_credentials()
api = iotlabcli.Api(username, password)
exp_id = iotlabcli.get_current_experiment(api, exp_id)
env.user = username
nodes = _get_exp_a8_nodes(api, exp_id)
env.roledefs['nodes'] = nodes
sites = list(set([url.split('.', 1)[1] for url in nodes]))
env.roledefs['frontends'] = sites
def query_nodes(api, exp_id=None, nodes_list_list=None, hostname=None):
""" Get nodes list from experiment and/or nodes_list_list.
Or currently running experiment if none provided """
hostname = hostname or HOSTNAME
nodes_list_list = nodes_list_list or ()
nodes_list = frozenset(itertools.chain.from_iterable(nodes_list_list))
nodes = set()
# no nodes supplied, try to get currently running experiment
if exp_id is None and not nodes_list:
exp_id = iotlabcli.get_current_experiment(api)
# add nodes from experiment, empty if exp_id is None
nodes.update(get_experiment_nodes(api, exp_id, hostname))
# add nodes from nodes_list, may be empty
nodes.update([n.split('.')[0] for n in nodes_list if hostname in n])
# sorted output for tests
return sorted(list(nodes))
def query_nodes(api, exp_id=None, nodes_list_list=None, hostname=None):
""" Get nodes list from experiment and/or nodes_list_list.
Or currently running experiment if none provided """
hostname = hostname or HOSTNAME
nodes_list_list = nodes_list_list or ()
nodes_list = frozenset(itertools.chain.from_iterable(nodes_list_list))
nodes = set()
# no nodes supplied, try to get currently running experiment
if exp_id is None and not len(nodes_list):
exp_id = iotlabcli.get_current_experiment(api)
# add nodes from experiment, empty if exp_id is None
nodes.update(get_experiment_nodes(api, exp_id, hostname))
# add nodes from nodes_list, may be empty
nodes.update([n.split('.')[0] for n in nodes_list if hostname in n])
# sorted output for tests
return sorted(list(nodes))
def main():
""" Launch serial aggregator and aggregate serial links
of all nodes.
"""
parser = opts_parser()
opts = parser.parse_args()
api = Api(*get_user_credentials())
opts.with_a8 = True
try:
nodes = SerialAggregator.select_nodes(opts)
except RuntimeError as err:
print(err)
exit(1)
if opts.experiment_id:
exp_id = opts.experiment_id
else:
exp_id = iotlabcli.get_current_experiment(api)
print("Running radio logger ...")
run_radio_logger(exp_id, opts, nodes)