def parse_granted_flowspaces(gfs):
gfs_list=[]
for fs in gfs:
fs_dict = dict(
flowspace=dict(),
openflow=dict()
)
fs_dict['openflow']=[]
fs_dict['flowspace']=dict(
mac_src_s=int_to_mac(fs.mac_src_s),
mac_src_e=int_to_mac(fs.mac_src_e),
mac_dst_s=int_to_mac(fs.mac_dst_s),
mac_dst_e=int_to_mac(fs.mac_dst_e),
eth_type_s=fs.eth_type_s,
eth_type_e=fs.eth_type_e,
vlan_id_s=fs.vlan_id_s,
vlan_id_e=fs.vlan_id_e,
ip_src_s=int_to_dotted_ip(fs.ip_src_s),
ip_dst_s=int_to_dotted_ip(fs.ip_dst_s),
ip_src_e=int_to_dotted_ip(fs.ip_src_e),
ip_dst_e=int_to_dotted_ip(fs.ip_dst_e),
ip_proto_s=fs.ip_proto_s,
ip_proto_e=fs.ip_proto_e,
tp_src_s=fs.tp_src_s,
tp_dst_s=fs.tp_dst_s,
tp_src_e=fs.tp_src_e,
tp_dst_e=fs.tp_dst_e,
)
openflow_dict=dict(
dpid=fs.dpid,
direction=fs.direction,
port_number_s=fs.port_number_s,
port_number_e=fs.port_number_e,
)
existing_fs = False
for prev_dict in gfs_list:
if fs_dict['flowspace'] == prev_dict['flowspace']:
prev_dict['openflow'].append(openflow_dict)
existing_fs = True
break
if not existing_fs:
fs_dict['openflow'].append(openflow_dict)
gfs_list.append(fs_dict)
print "----------------------------------------------------"
import pprint
pprint.pprint(gfs_list)
return gfs_list
def cidr_ip_to_range(cidr_ip):
ip, mask = cidr_ip['value'].split('/')
ip_int = dotted_ip_to_int(ip)
addresses = (2**(32-int(mask)))-1
final_ip_int = ip_int + addresses
dotted_ip = int_to_dotted_ip(final_ip_int)
return ip,dotted_ip
def cidr_ip_to_range(cidr_ip):
ip, mask = cidr_ip.split('/')
ip_int = dotted_ip_to_int(ip)
addresses = (2**(32-int(mask)))-1
final_ip_int = ip_int + addresses
dotted_ip = int_to_dotted_ip(final_ip_int)
return ip_int,final_ip_int
def parse_granted_flowspaces(gfs):
gfs_list=[]
for fs in gfs:
fs_dict = dict(
flowspace=dict(),
openflow=dict()
)
fs_dict['openflow']=[]
fs_dict['flowspace']=dict(
mac_src_s=int_to_mac(fs.mac_src_s),
mac_src_e=int_to_mac(fs.mac_src_e),
mac_dst_s=int_to_mac(fs.mac_dst_s),
mac_dst_e=int_to_mac(fs.mac_dst_e),
eth_type_s=fs.eth_type_s,
eth_type_e=fs.eth_type_e,
vlan_id_s=fs.vlan_id_s,
vlan_id_e=fs.vlan_id_e,
ip_src_s=int_to_dotted_ip(fs.ip_src_s),
ip_dst_s=int_to_dotted_ip(fs.ip_dst_s),
ip_src_e=int_to_dotted_ip(fs.ip_src_e),
ip_dst_e=int_to_dotted_ip(fs.ip_dst_e),
ip_proto_s=fs.ip_proto_s,
ip_proto_e=fs.ip_proto_e,
tp_src_s=fs.tp_src_s,
tp_dst_s=fs.tp_dst_s,
tp_src_e=fs.tp_src_e,
tp_dst_e=fs.tp_dst_e,
)
openflow_dict=dict(
dpid=fs.dpid,
direction=fs.direction,
port_number_s=fs.port_number_s,
port_number_e=fs.port_number_e,
)
existing_fs = False
for prev_dict in gfs_list:
if fs_dict['flowspace'] == prev_dict['flowspace']:
prev_dict['openflow'].append(openflow_dict)
existing_fs = True
break
if not existing_fs:
fs_dict['openflow'].append(openflow_dict)
gfs_list.append(fs_dict)
return gfs_list
def __unicode__(self):
expression = ""
try:
if (self.mac_src_s == self.mac_src_e):
expression = expression + ("MAC Source Addr: %s, " % (int_to_mac(self.mac_src_s)))
elif (self.mac_src_s > 0 or self.mac_src_e < 0xFFFFFFFFFFFF):
expression = expression + ("MAC Source Addr: %s-%s, " % (int_to_mac(self.mac_src_s), int_to_mac(self.mac_src_e)))
if (self.mac_dst_s == self.mac_dst_e):
expression = expression + ("MAC Destination Addr: %s, " % (int_to_mac(self.mac_dst_s)))
elif (self.mac_dst_s > 0 or self.mac_dst_e < 0xFFFFFFFFFFFF):
expression = expression + ("MAC Destination Addr: %s-%s, " % (int_to_mac(self.mac_dst_s), int_to_mac(self.mac_dst_e)))
if (self.eth_type_s == self.eth_type_e):
expression = expression + ("Eth Type: 0x%x, " % (self.eth_type_s))
elif (self.eth_type_s > 0 or self.eth_type_e < 0xFFFF):
expression = expression + ("Eth Type: 0x%x-0x%x, " % (self.eth_type_s,self.eth_type_e))
if (self.vlan_id_s == self.vlan_id_e):
expression = expression + ("VLAN id: %d, " % (self.vlan_id_s))
elif (self.vlan_id_s > 0 or self.vlan_id_e < 0xFFF):
expression = expression + ("VLAN id: %d-%d, " % (self.vlan_id_s,self.vlan_id_e))
if (self.ip_src_s == self.ip_src_e):
expression = expression + ("IP Source Addr: %s, " % (int_to_dotted_ip(self.ip_src_s)))
elif (self.ip_src_s > 0 or self.ip_src_e < 0xFFFFFFFF):
expression = expression + ("IP Source Addr: %s-%s, " % (int_to_dotted_ip(self.ip_src_s), int_to_dotted_ip(self.ip_src_e)))
if (self.ip_dst_s == self.ip_dst_e):
expression = expression + ("IP Destination Addr: %s, " % (int_to_dotted_ip(self.ip_dst_s)))
elif (self.ip_dst_s > 0 or self.ip_dst_e < 0xFFFFFFFF):
expression = expression + ("IP Destination Addr: %s-%s, " % (int_to_dotted_ip(self.ip_dst_s), int_to_dotted_ip(self.ip_dst_e)))
if (self.ip_proto_s == self.ip_proto_e):
expression = expression + ("IP Protocol Number: %s, " % (self.ip_proto_s))
elif (self.ip_proto_s > 0 or self.ip_proto_e < 0xFF):
expression = expression + ("IP Protocol Number: %s-%s, " % (self.ip_proto_s, self.ip_proto_e))
if (self.tp_src_s == self.tp_src_e):
expression = expression + ("Transport Source Port: %s, " % (self.tp_src_s))
elif (self.tp_src_s > 0 or self.tp_src_e < 0xFFFF):
expression = expression + ("Transport Source Port: %s-%s, " % (self.tp_src_s, self.tp_src_e))
if (self.tp_dst_s == self.tp_dst_e):
expression = expression + ("Transport Destination Port: %s, " % (self.tp_dst_s))
if (self.tp_dst_s > 0 or self.tp_dst_e < 0xFFFF):
expression = expression + ("Transport Destination Port: %s-%s, " % (self.tp_dst_s, self.tp_dst_e))
if expression == "":
expression = "All"
except Exception as e:
expression = self.stringify()
return expression
def create_of_sliver(slice_urn, project_name, project_description,
slice_name, slice_description, controller_url,
owner_email, owner_password, switch_slivers,
**kwargs):
e = Experiment.objects.filter(slice_urn=slice_urn)
if (e.count() > 0):
old_e = e[0]
old_fv_name = old_e.slice_id
update_exp = True
old_exp_fs = ExperimentFLowSpace.objects.filter(exp=old_e)
else:
update_exp = False
e = Experiment()
slice_id = uuid.uuid4()
e.slice_id = slice_id
e.project_name = project_name
e.project_desc = project_description
e.slice_name = slice_name
e.slice_desc = slice_description
e.controller_url = controller_url
e.owner_email = owner_email
e.owner_password = owner_password
e.slice_urn = slice_urn
e.save()
all_efs = []
for sliver in switch_slivers:
if "datapath_id" in sliver:
dpid = sliver['datapath_id']
else:
dpid = "00:" * 8
dpid = dpid[:-1]
if len(sliver['flowspace']) == 0:
# HACK:
efs = ExperimentFLowSpace()
efs.exp = e
efs.dpid = dpid
efs.direction = 2
all_efs.append(efs)
else:
for sfs in sliver['flowspace']:
efs = ExperimentFLowSpace()
efs.exp = e
efs.dpid = dpid
if "direction" in sfs:
efs.direction = get_direction(sfs['direction'])
else:
efs.direction = 2
fs = convert_star(sfs)
for attr_name,(to_str, from_str, width, om_name, of_name) in \
om_ch_translate.attr_funcs.items():
ch_start = "%s_start" % (attr_name)
ch_end = "%s_end" % (attr_name)
om_start = "%s_s" % (om_name)
om_end = "%s_e" % (om_name)
if not fs[ch_start]:
continue
if (ch_start or ch_end) in [
"nw_dst_start", "nw_dst_end", "nw_src_start",
"nw_src_end"
]:
fs[ch_start] = int_to_dotted_ip(fs[ch_start])
fs[ch_end] = int_to_dotted_ip(fs[ch_end])
try:
setattr(efs, om_start, from_str(fs[ch_start]))
except:
setattr(efs, om_start,
from_str(int(fs[ch_start], 16)))
try:
setattr(efs, om_end, from_str(fs[ch_end]))
except:
setattr(efs, om_end, from_str(int(fs[ch_end], 16)))
all_efs.append(efs)
fv = FVServerProxy.objects.all()[0]
if (update_exp):
# delete previous experiment from FV
try:
fv_success = fv.proxy.api.deleteSlice(old_fv_name)
old_exp_fs.delete()
old_e.delete()
except Exception, exc:
import traceback
traceback.print_exc()
if "slice does not exist" in str(exc):
fv_success = True
old_exp_fs.delete()
old_e.delete()
else:
e.delete()
print exc
raise Exception(
parseFVexception(
exc,
"While trying to update experiment, FV raised exception on the delete previous experiment step: "
))
if (not fv_success):
e.delete()
raise Exception(
"While trying to update experiment, FV returned False on the delete previous experiment step"
)
def __unicode__(self):
expression = ""
if (self.mac_src_s == self.mac_src_e):
expression = expression + ("MAC Source Addr: %s, " %
(int_to_mac(self.mac_src_s)))
elif (self.mac_src_s > 0 or self.mac_src_e < 0xFFFFFFFFFFFF):
expression = expression + (
"MAC Source Addr: %s-%s, " %
(int_to_mac(self.mac_src_s), int_to_mac(self.mac_src_e)))
if (self.mac_dst_s == self.mac_dst_e):
expression = expression + ("MAC Destination Addr: %s, " %
(int_to_mac(self.mac_dst_s)))
elif (self.mac_dst_s > 0 or self.mac_dst_e < 0xFFFFFFFFFFFF):
expression = expression + (
"MAC Destination Addr: %s-%s, " %
(int_to_mac(self.mac_dst_s), int_to_mac(self.mac_dst_e)))
if (self.eth_type_s == self.eth_type_e):
expression = expression + ("Eth Type: 0x%x, " % (self.eth_type_s))
elif (self.eth_type_s > 0 or self.eth_type_e < 0xFFFF):
expression = expression + ("Eth Type: 0x%x-0x%x, " %
(self.eth_type_s, self.eth_type_e))
if (self.vlan_id_s == self.vlan_id_e):
expression = expression + ("VLAN id: %d, " % (self.vlan_id_s))
elif (self.vlan_id_s > 0 or self.vlan_id_e < 0xFFF):
expression = expression + ("VLAN id: %d-%d, " %
(self.vlan_id_s, self.vlan_id_e))
if (self.ip_src_s == self.ip_src_e):
expression = expression + ("IP Source Addr: %s, " %
(int_to_dotted_ip(self.ip_src_s)))
elif (self.ip_src_s > 0 or self.ip_src_e < 0xFFFFFFFF):
expression = expression + ("IP Source Addr: %s-%s, " %
(int_to_dotted_ip(self.ip_src_s),
int_to_dotted_ip(self.ip_src_e)))
if (self.ip_dst_s == self.ip_dst_e):
expression = expression + ("IP Destination Addr: %s, " %
(int_to_dotted_ip(self.ip_dst_s)))
elif (self.ip_dst_s > 0 or self.ip_dst_e < 0xFFFFFFFF):
expression = expression + ("IP Destination Addr: %s-%s, " %
(int_to_dotted_ip(self.ip_dst_s),
int_to_dotted_ip(self.ip_dst_e)))
if (self.ip_proto_s == self.ip_proto_e):
expression = expression + ("IP Protocol Number: %s, " %
(self.ip_proto_s))
elif (self.ip_proto_s > 0 or self.ip_proto_e < 0xFF):
expression = expression + ("IP Protocol Number: %s-%s, " %
(self.ip_proto_s, self.ip_proto_e))
if (self.tp_src_s == self.tp_src_e):
expression = expression + ("Transport Source Port: %s, " %
(self.tp_src_s))
elif (self.tp_src_s > 0 or self.tp_src_e < 0xFFFF):
expression = expression + ("Transport Source Port: %s-%s, " %
(self.tp_src_s, self.tp_src_e))
if (self.tp_dst_s == self.tp_dst_e):
expression = expression + ("Transport Destination Port: %s, " %
(self.tp_dst_s))
if (self.tp_dst_s > 0 or self.tp_dst_e < 0xFFFF):
expression = expression + ("Transport Destination Port: %s-%s, " %
(self.tp_dst_s, self.tp_dst_e))
if expression == "":
expression = "All"
return expression
def create_of_sliver(slice_urn,project_name,project_description,slice_name,slice_description,controller_url,owner_email,owner_password,switch_slivers,**kwargs):
e = Experiment.objects.filter(slice_urn=slice_urn)
if (e.count()>0):
old_e = e[0]
old_fv_name = old_e.slice_id
update_exp = True
old_exp_fs = ExperimentFLowSpace.objects.filter(exp=old_e)
else:
update_exp = False
e = Experiment()
slice_id = uuid.uuid4()
e.slice_id = slice_id
e.project_name = project_name
e.project_desc = project_description
e.slice_name = slice_name
e.slice_desc = slice_description
e.controller_url = controller_url
e.owner_email = owner_email
e.owner_password = owner_password
e.slice_urn = slice_urn
e.save()
all_efs = []
for sliver in switch_slivers:
if "datapath_id" in sliver:
dpid = sliver['datapath_id']
else:
dpid = "00:" * 8
dpid = dpid[:-1]
if len(sliver['flowspace'])==0:
# HACK:
efs = ExperimentFLowSpace()
efs.exp = e
efs.dpid = dpid
efs.direction = 2
all_efs.append(efs)
else:
for sfs in sliver['flowspace']:
efs = ExperimentFLowSpace()
efs.exp = e
efs.dpid = dpid
if "direction" in sfs:
efs.direction = get_direction(sfs['direction'])
else:
efs.direction = 2
fs = convert_star(sfs)
for attr_name,(to_str, from_str, width, om_name, of_name) in \
om_ch_translate.attr_funcs.items():
ch_start ="%s_start"%(attr_name)
ch_end ="%s_end"%(attr_name)
om_start ="%s_s"%(om_name)
om_end ="%s_e"%(om_name)
if not fs[ch_start]:
continue
if (ch_start or ch_end) in ["nw_dst_start", "nw_dst_end", "nw_src_start", "nw_src_end"]:
fs[ch_start] = int_to_dotted_ip( fs[ch_start])
fs[ch_end] = int_to_dotted_ip( fs[ch_end])
try:
setattr(efs,om_start,from_str(fs[ch_start]))
except:
setattr(efs,om_start,from_str(int(fs[ch_start],16)))
try:
setattr(efs,om_end,from_str(fs[ch_end]))
except:
setattr(efs,om_end,from_str(int(fs[ch_end],16)))
all_efs.append(efs)
fv = FVServerProxy.objects.all()[0]
if (update_exp):
# delete previous experiment from FV
try:
fv_success = fv.proxy.api.deleteSlice(old_fv_name)
old_exp_fs.delete()
old_e.delete()
except Exception, exc:
import traceback
traceback.print_exc()
if "slice does not exist" in str(exc):
fv_success = True
old_exp_fs.delete()
old_e.delete()
else:
e.delete()
print exc
raise Exception(parseFVexception(exc,"While trying to update experiment, FV raised exception on the delete previous experiment step: "))
if (not fv_success):
e.delete()
raise Exception("While trying to update experiment, FV returned False on the delete previous experiment step")