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from rumba.model import *
from rumba.utils import *
# import testbed plugins
import rumba.testbeds.emulab as emulab
import rumba.testbeds.jfed as jfed
import rumba.testbeds.local as local
import rumba.testbeds.dockertb as docker
# import prototype plugins
import rumba.prototypes.ouroboros as our
import argparse
import json
from rumba.visualizer import draw_network, get_network_from_rumba_experiment
description = "Script to create the demo from the Rumba paper"
argparser = argparse.ArgumentParser(description=description)
# Parameters to set the experiment size
argparser.add_argument('--metro-networks', type=int, default='2',
help="Number of metro networks")
argparser.add_argument('--metro-nodes', type=int, default='5',
help="Number of nodes per metro")
argparser.add_argument('--end-nodes', type=int, default='2',
help="Number of nodes connected to each metro")
# Other parameters
argparser.add_argument('--verbosity', metavar='VERBOSITY', type=str,
default='INFO',
choices=['DEBUG', 'INFO', 'WARNING',
'ERROR', 'CRITICAL'],
help='Logging verbosity level')
argparser.add_argument('--swapout', type=SwapOutStrategy.from_string,
default=PROMPT_SWAPOUT,
choices=list(SwapOutStrategy),
help='What action to perform on swap-out')
argparser.add_argument('--visualize', action="store_true",
help='Draw a representation of the network')
subparsers = argparser.add_subparsers(dest='testbed')
emulab_p = subparsers.add_parser('emulab', help='Use emulab testbed')
jfed_p = subparsers.add_parser('jfed', help='Use jfed testbed')
local_p = subparsers.add_parser('local', help='Use local testbed')
docker_p = subparsers.add_parser('docker', help='Use Docker testbed')
emulab_p.add_argument('--url', metavar='URL', type=str,
default="wall2.ilabt.iminds.be",
help='Url')
emulab_p.add_argument('--image', metavar='IMG', type=str,
default="UBUNTU14-64-STD",
help='Ubuntu image')
emulab_p.add_argument('--username', type=str, required=True,
help="Username")
emulab_p.add_argument('--password', type=str, help="Password")
emulab_p.add_argument('--exp-name', type=str, required=True,
help="Name of the experiment")
jfed_p.add_argument('--cert-file', type=str,
required=True,
help="Absolute path to certificate (.pem) file"
" to be used with jFed")
jfed_p.add_argument('--authority', type=str, default='exogeni.net',
help="jFed testbed to use")
jfed_p.add_argument('--image', metavar='IMAGE', type=str,
default=None,
help='Image to be used')
jfed_p.add_argument('--exp-hours', metavar='HOURS', type=str,
default="2", help='Experiment hours')
jfed_p.add_argument('--username', type=str, required=True,
help="Username")
jfed_p.add_argument('--exp-name', type=str, required=True,
help="Name of the experiment")
docker_p.add_argument('--base-image', metavar='DOCKIMAGE', type=str,
default=None, required=True,
help='Docker image to be used')
docker_p.add_argument('--use-ovs', action='store_true',
default=False, help='Use ovs switch')
args = argparser.parse_args()
log.set_logging_level(args.verbosity)
pi = UnicastLayer("pi")
c = UnicastLayer("core")
nodes = []
core_nodes = []
for i in range(0, args.metro_networks):
m = UnicastLayer("m-" + str(i))
e_prev = None
m1 = None
mn = None
for j in range(0, args.metro_nodes):
if j != (args.metro_nodes - 1):
e = EthDixLayer("e-" + str(i) + "-" + str(j))
else:
e = None
if e_prev is None and e is not None:
node = Node("metro-" + str(i) + "-" + str(j),
layers=[m, pi, e],
registrations={pi: [m], m: [e]})
m1 = node
elif e_prev is not None and e is not None:
node = Node("metro-" + str(i) + "-" + str(j),
layers=[m, pi, e, e_prev],
registrations={pi: [m], m: [e, e_prev]})
else:
node = Node("metro-" + str(i) + "-" + str(j),
layers=[m, pi, e_prev],
registrations={pi: [m], m: [e_prev]})
mn = node
nodes.append(node)
e_prev = e
# Create nodes attached to metro
for k in range(0, args.end_nodes):
ee = EthDixLayer("e-" + str(i) + "-" + str(j) + "-" + str(k))
end_node = Node("end-" + str(i) + "-" + str(j) + "-" + str(k),
layers=[pi, ee],
registrations={pi: [ee]})
node.add_layer(ee)
node.add_registration(pi, ee)
nodes.append(end_node)
e = EthDixLayer("e-" + str(i) + "-" + str(args.metro_nodes))
m1.add_layer(e)
m1.add_registration(m, e)
mn.add_layer(e)
mn.add_registration(m, e)
# Add 2 links from metro to core
e0 = EthDixLayer("c-e-" + str(i) + "-0")
e1 = EthDixLayer("c-e-" + str(i) + "-1")
e2 = EthDixLayer("c-e-" + str(i) + "-2")
c1 = Node("c-" + str(i) + "-0",
layers=[c, m, pi, e0, e2],
registrations={pi: [m, c], m: [e0], c: [e2]})
c2 = Node("c-" + str(i) + "-1",
layers=[c, m, pi, e1, e2],
registrations={pi: [m, c], m: [e1], c: [e2]})
nodes.append(c1)
nodes.append(c2)
m1.add_layer(e0)
m1.add_registration(m, e0)
mn.add_layer(e1)
mn.add_registration(m, e1)
for x in range(0, len(core_nodes), 2):
ce0 = EthDixLayer("c-c-e-" + str(i) + "-" + str(x))
ce1 = EthDixLayer("c-c-e-" + str(i) + "-" + str(x + 1))
core_nodes[x].add_layer(ce0)
core_nodes[x].add_registration(c, ce0)
core_nodes[x + 1].add_layer(ce1)
core_nodes[x + 1].add_registration(c, ce1)
c1.add_layer(ce0)
c1.add_registration(c, ce0)
c2.add_layer(ce1)
c2.add_registration(c, ce1)
core_nodes.append(c1)
core_nodes.append(c2)
if args.testbed == 'emulab':
test_class = emulab.Testbed
testbed_args = {a.dest: getattr(args, a.dest)
for a in emulab_p._actions
if a.dest != 'help'
and getattr(args, a.dest) is not None}
elif args.testbed == 'jfed':
test_class = jfed.Testbed
testbed_args = {a.dest: getattr(args, a.dest)
for a in jfed_p._actions
if a.dest != 'help'
and getattr(args, a.dest) is not None}
elif args.testbed == 'local':
test_class = local.Testbed
testbed_args = {a.dest: getattr(args, a.dest)
for a in local_p._actions
if a.dest != 'help'
and getattr(args, a.dest) is not None}
elif args.testbed == 'docker':
test_class = docker.Testbed
testbed_args = {a.dest: getattr(args, a.dest)
for a in docker_p._actions
if a.dest != 'help'
and getattr(args, a.dest) is not None}
elif args.testbed is None:
print('Testbed type must be specified!')
print(argparser.format_help())
exit(1)
testbed = test_class(**testbed_args)
exp_class = our.Experiment
exp = exp_class(testbed, nodes=nodes)
if __name__ == "__main__":
if args.visualize:
nw = get_network_from_rumba_experiment(exp)
draw_network(nw)
with ExperimentManager(exp, swap_out_strategy=args.swapout) as expM:
exp.swap_in()
if not isinstance(testbed, docker.Testbed) \
and not isinstance(testbed, local.Testbed):
exp.install_prototype()
exp.bootstrap_prototype()
exit(expM.exit_status)
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