def load_ttf(self):
'''
loads topology transfer function
'''
f = TF(1)
f.load_from_json("%s/topology.tf.json" % self.settings["input_path"])
return f
def load_ttf(self):
'''
loads topology transfer function
'''
f = TF(1)
f.load_from_json("%s/topology.tf.json"%self.settings["input_path"])
return f
def load_ntf(self):
'''
load transfer functions into a emulated transfer function with @layer layers.
'''
if "remove_duplicates" in self.settings.keys() and \
self.settings["remove_duplicates"]:
emul_tf = emulated_tf(self.settings["num_layers"], True)
else:
emul_tf = emulated_tf(self.settings["num_layers"], False)
emul_tf.set_fwd_engine_stage(self.settings["fwd_engine_layer"])
emul_tf.set_multipliers(self.settings["switch_id_multiplier"], \
self.settings["port_type_multiplier"], \
self.settings["out_port_type_const"])
for rtr_name in self.settings["rtr_names"]:
f = TF(1)
f.load_from_json("%s/%s.tf.json" %
(self.settings["input_path"], rtr_name))
if "hash_table" in self.settings.keys():
f.activate_hash_table(self.settings["hash_table"])
emul_tf.append_tf(f)
emul_tf.length = f.length
return emul_tf
def load_ntf(self):
'''
load transfer functions into a emulated transfer function with @layer layers.
'''
if "remove_duplicates" in self.settings.keys() and \
self.settings["remove_duplicates"]:
emul_tf = emulated_tf(self.settings["num_layers"],True)
else:
emul_tf = emulated_tf(self.settings["num_layers"],False)
emul_tf.set_fwd_engine_stage(self.settings["fwd_engine_layer"])
emul_tf.set_multipliers(self.settings["switch_id_multiplier"], \
self.settings["port_type_multiplier"], \
self.settings["out_port_type_const"])
for rtr_name in self.settings["rtr_names"]:
f = TF(1)
f.load_from_json("%s/%s.tf.json"%(self.settings["input_path"],
rtr_name))
if "hash_table" in self.settings.keys():
f.activate_hash_table(self.settings["hash_table"])
emul_tf.append_tf(f)
emul_tf.length = f.length
return emul_tf
mapf = json.load(f)
inv_mapf = {}
for rtr in mapf:
for port in mapf[rtr]:
inv_mapf[int(mapf[rtr][port])] = "%s-%s"%(rtr,port)
inv_mapf[int(mapf[rtr][port])+OUTPORT_CONST] = "%s-%s"%(rtr,port)
inv_mapf[int(mapf[rtr][port])+INTER_CONST] = "^%s-%s"%(rtr,port)
fwd_id = get_fwd_port_id(int(mapf[rtr][port]))
inv_mapf[fwd_id] = "FWD-ENGINE"
tfs = {}
files_in_dir = os.listdir(args.data_path)
for file_in_dir in files_in_dir:
if file_in_dir.endswith(".tf.json"):
tf = TF(1)
tf.load_from_json("%s/%s"%(args.data_path,file_in_dir))
tfs[file_in_dir[0:-8]] = tf
command = args.exe_path + "/" + args.network
if (args.in_header):
header = make_header(args.in_header)
command = command + " -h " + header.__str__(0)
src_id = mapf[args.source[0]][args.source[1]]
if (args.one_hop):
if args.destination:
sys.exit("Error: you need to specify a destination using -d arg.")
command = command + " -o"
if args.destination[1] == "^":
dst_id = get_fwd_port_id(mapf[args.destination[0]].values()[0])
mapf = json.load(f)
mapf_extended = copy.deepcopy(mapf)
inv_mapf = {}
for rtr in mapf:
for port in mapf[rtr]:
inv_mapf[int(mapf[rtr][port])] = "%s-%s"%(rtr,port)
inv_mapf[int(mapf[rtr][port])+OUTPORT_CONST] = "%s-%s"%(rtr,port)
inv_mapf[int(mapf[rtr][port])+INTER_CONST] = "^%s-%s"%(rtr,port)
mapf_extended[rtr]["^%s"%port] = mapf[rtr][port] + INTER_CONST
fwd_id = get_fwd_port_id(int(mapf[rtr][port]))
inv_mapf[fwd_id] = "FWD-ENGINE"
mapf_extended[rtr]["^"] = fwd_id
f = TF(1)
f.load_from_json("%s/%s.tf.json"%(args.data_path,args.rtr_name))
print "Modifying transfer function of router ",args.rtr_name
if args.view:
stage = args.view[0]
i = 1
for rule in f.rules:
if stage == get_stage(rule):
print i,":",get_openflow_rule(rule,inv_mapf)
i = i + 1;
if args.rm:
indices = args.rm[0].split(",")
indices = [int(i) for i in indices]
indices.sort(reverse=True)
for index in indices:
f.remove_rule(index-1)
mapf = json.load(f)
inv_mapf = {}
for rtr in mapf:
for port in mapf[rtr]:
inv_mapf[int(mapf[rtr][port])] = "%s-%s"%(rtr,port)
inv_mapf[int(mapf[rtr][port])+OUTPORT_CONST] = "%s-%s"%(rtr,port)
inv_mapf[int(mapf[rtr][port])+INTER_CONST] = "^%s-%s"%(rtr,port)
fwd_id = get_fwd_port_id(int(mapf[rtr][port]))
inv_mapf[fwd_id] = "FWD-ENGINE"
tfs = {}
files_in_dir = os.listdir(args.data_path)
for file_in_dir in files_in_dir:
if file_in_dir.endswith(".tf.json"):
tf = TF(1)
tf.load_from_json("%s/%s"%(args.data_path,file_in_dir))
tfs[file_in_dir[0:-8]] = tf
command = args.exe_path + "/" + args.network
if (args.loop):
command = command + " -loop"
if (args.in_header):
header = make_header(args.in_header)
command = command + " -h " + header.__str__(0)
src_id = mapf[args.source[0]][args.source[1]]
if (args.one_hop):
if not args.destination:
sys.exit("Error: you need to specify a destination using -d argument.")
f = open("%s/%s" % (args.data_path, args.map_file), 'r')
mapf = json.load(f)
mapf_extended = copy.deepcopy(mapf)
inv_mapf = {}
for rtr in mapf:
for port in mapf[rtr]:
inv_mapf[int(mapf[rtr][port])] = "%s-%s" % (rtr, port)
inv_mapf[int(mapf[rtr][port]) + OUTPORT_CONST] = "%s-%s" % (rtr, port)
inv_mapf[int(mapf[rtr][port]) + INTER_CONST] = "^%s-%s" % (rtr, port)
mapf_extended[rtr]["^%s" % port] = mapf[rtr][port] + INTER_CONST
fwd_id = get_fwd_port_id(int(mapf[rtr][port]))
inv_mapf[fwd_id] = "FWD-ENGINE"
mapf_extended[rtr]["^"] = fwd_id
f = TF(1)
f.load_from_json("%s/%s.tf.json" % (args.data_path, args.rtr_name))
print "Modifying transfer function of router ", args.rtr_name
if args.view:
stage = args.view[0]
i = 1
for rule in f.rules:
if stage == get_stage(rule):
print i, ":", get_openflow_rule(rule, inv_mapf)
i = i + 1
if args.rm:
indices = args.rm[0].split(",")
indices = [int(i) for i in indices]
indices.sort(reverse=True)
for index in indices:
f.remove_rule(index - 1)
