def stop_cmd():
parser = argparse.ArgumentParser(
description='Start server in multiple nodes.')
parser.add_argument('--servers',
type=str,
help='path of the servers list file',
required=True)
args = parser.parse_args(sys.argv[2:])
key = local_config.get_planetlab_key()
hosts = utils.collect_hostnames(args.servers)
client = ParallelSSHClient(hosts,
user='******',
pkey=key,
allow_agent=False)
stop_all(client)
def start_cmd():
parser = argparse.ArgumentParser(
description='Start server in multiple nodes.')
parser.add_argument('--servers',
type=str,
help='path of the servers list file',
required=True)
parser.add_argument('--jar',
type=str,
help='path to local JAR file to upload')
args = parser.parse_args(sys.argv[2:])
key = local_config.get_planetlab_key()
hosts = utils.collect_hostnames(args.servers)
client = ParallelSSHClient(hosts,
user='******',
pkey=key,
allow_agent=False)
if args.jar:
fileUpload.upload_file_no_pssh(hosts, key, args.jar, DEFAULT_JAR_PATH)
start(client)
import argparse
import utils
import local_config
if __name__ == '__main__':
parser = argparse.ArgumentParser(
description='See all live PlanetLab nodes.')
parser.add_argument('-v',
'--verbose',
help='Print errors',
action='store_true')
args = parser.parse_args()
key = local_config.get_planetlab_key()
all_nodes = utils.collect_hostnames(
utils.get_project_path('all_servers.txt'))
successes, failures = utils.run_command(all_nodes,
'echo test',
'ubc_cpen431_5',
key,
timeout=5)
if args.verbose:
fmt_len = max((len(h) for h in failures.keys()))
for host, stderr in failures.items():
print(f'ERROR [{host+" "*(fmt_len-len(host))}] {stderr}'.strip())
print('\nLIVE NODES:')
for host in successes.keys():
print(host)