def set_patch_flow(self, req_flow):
# Check before send flow-mod
dpid = req_flow.get("dpid")
dp = self.dpset.get(dpid)
if dp is None:
return Response(status=400)
inport = req_flow.get("inport")
outport = req_flow.get("outport")
mirrorport = req_flow.get("mirrorport")
for flow in self.patch_flows:
if dpid == flow["dpid"] and inport == flow["inport"]:
LOG.info("Requested inport is already used (dpid:%s, inport:%d)", dpid, inport)
return Response(status=400)
new_flow = {"match": {"in_port": inport}, "actions": [{"type": "OUTPUT", "port": outport}]}
if mirrorport is not None:
new_flow["actions"].append({"type": "OUTPUT", "port": mirrorport})
if dp.ofproto.OFP_VERSION == ofproto_v1_0.OFP_VERSION:
ofctl_v1_0.mod_flow_entry(dp, new_flow, dp.ofproto.OFPFC_ADD)
self.patch_flows.append(req_flow)
elif dp.ofproto.OFP_VERSION == ofproto_v1_2.OFP_VERSION:
ofctl_v1_2.mod_flow_entry(dp, new_flow, dp.ofproto.OFPFC_ADD)
self.patch_flows.append(req_flow)
elif dp.ofproto.OFP_VERSION == ofproto_v1_3.OFP_VERSION:
ofctl_v1_3.mod_flow_entry(dp, new_flow, dp.ofproto.OFPFC_ADD)
self.patch_flows.append(req_flow)
else:
LOG.info("Unsupported OF protocol")
return Response(status=501)
return Response(status=200)
def mod_flow_entry(self, req, cmd, **_kwargs):
try:
flow = eval(req.body)
except SyntaxError:
LOG.debug('invalid syntax %s', req.body)
return Response(status=400)
dpid = flow.get('dpid')
dp = self.dpset.get(int(dpid))
if dp is None:
return Response(status=404)
if cmd == 'add':
cmd = dp.ofproto.OFPFC_ADD
elif cmd == 'modify':
cmd = dp.ofproto.OFPFC_MODIFY
elif cmd == 'delete':
cmd = dp.ofproto.OFPFC_DELETE
else:
return Response(status=404)
if dp.ofproto.OFP_VERSION == ofproto_v1_0.OFP_VERSION:
ofctl_v1_0.mod_flow_entry(dp, flow, cmd)
elif dp.ofproto.OFP_VERSION == ofproto_v1_2.OFP_VERSION:
ofctl_v1_2.mod_flow_entry(dp, flow, cmd)
elif dp.ofproto.OFP_VERSION == ofproto_v1_3.OFP_VERSION:
ofctl_v1_3.mod_flow_entry(dp, flow, cmd)
else:
LOG.debug('Unsupported OF protocol')
return Response(status=501)
return Response(status=200)
def delete_patch_flow(self, req_flow):
# Check before send flow-mod
dpid = req_flow.get("dpid")
dp = self.dpset.get(dpid)
if dp is None:
return Response(status=400)
inport = req_flow.get("inport")
outport = req_flow.get("outport")
mirrorport = req_flow.get("mirrorport")
for flow in self.patch_flows:
if dpid == flow["dpid"] and inport == flow["inport"]:
break
else:
LOG.info("Requested inport is not used (dpid:%s, inport:%d)", dpid, inport)
return Response(status=400)
del_flow = {"match": {"in_port": inport}}
if dp.ofproto.OFP_VERSION == ofproto_v1_0.OFP_VERSION:
ofctl_v1_0.mod_flow_entry(dp, del_flow, dp.ofproto.OFPFC_DELETE)
self.patch_flows.remove(req_flow)
elif dp.ofproto.OFP_VERSION == ofproto_v1_2.OFP_VERSION:
ofctl_v1_2.mod_flow_entry(dp, del_flow, dp.ofproto.OFPFC_DELETE)
self.patch_flows.remove(req_flow)
elif dp.ofproto.OFP_VERSION == ofproto_v1_3.OFP_VERSION:
ofctl_v1_3.mod_flow_entry(dp, del_flow, dp.ofproto.OFPFC_DELETE)
self.patch_flows.remove(req_flow)
else:
LOG.debug("Unsupported OF protocol")
return Response(status=501)
return Response(status=200)
def delete_patch_flow(self, req_flow):
# Check before send flow-mod
dpid = req_flow.get('dpid')
dp = self.dpset.get(dpid)
if dp is None:
return Response(status=400)
inport = req_flow.get('inport')
outport = req_flow.get('outport')
mirrorport = req_flow.get('mirrorport')
for flow in self.patch_flows:
if dpid == flow['dpid'] and inport == flow['inport']:
break
else:
LOG.info('Requested inport is not used (dpid:%s, inport:%d)', dpid,
inport)
return Response(status=400)
del_flow = {'match': {'in_port': inport}}
if dp.ofproto.OFP_VERSION == ofproto_v1_0.OFP_VERSION:
ofctl_v1_0.mod_flow_entry(dp, del_flow, dp.ofproto.OFPFC_DELETE)
self.patch_flows.remove(req_flow)
elif dp.ofproto.OFP_VERSION == ofproto_v1_2.OFP_VERSION:
ofctl_v1_2.mod_flow_entry(dp, del_flow, dp.ofproto.OFPFC_DELETE)
self.patch_flows.remove(req_flow)
elif dp.ofproto.OFP_VERSION == ofproto_v1_3.OFP_VERSION:
ofctl_v1_3.mod_flow_entry(dp, del_flow, dp.ofproto.OFPFC_DELETE)
self.patch_flows.remove(req_flow)
else:
LOG.debug('Unsupported OF protocol')
return Response(status=501)
return Response(status=200)
def mod_flow_entry(self, req, cmd, **_kwargs):
if cmd == "reset" or cmd == "reset_strict":
try:
flow = ast.literal_eval(req.body)
except SyntaxError:
LOG.debug('invalid syntax %s', req.body)
return Response(status=400)
dpid = flow.get('dpid')
dp = self.dpset.get(int(dpid))
if dp is None:
return Response(status=404)
if cmd == 'reset':
cmd = dp.ofproto.OFPFC_MODIFY
elif cmd == 'reset_strict':
cmd = dp.ofproto.OFPFC_MODIFY_STRICT
else:
return Response(status=404)
flow["flags"] = int(flow.get("flags", 0) | 4)
if dp.ofproto.OFP_VERSION == ofproto_v1_0.OFP_VERSION:
ofctl_v1_0.mod_flow_entry(dp, flow, cmd)
elif dp.ofproto.OFP_VERSION == ofproto_v1_2.OFP_VERSION:
ofctl_v1_2.mod_flow_entry(dp, flow, cmd)
elif dp.ofproto.OFP_VERSION == ofproto_v1_3.OFP_VERSION:
ofctl_v1_3.mod_flow_entry(dp, flow, cmd)
else:
LOG.debug('Unsupported OF protocol')
return Response(status=501)
return Response(status=200)
else:
return super(RestController, self).mod_flow_entry(req, cmd, **_kwargs)
def mod_flow_entry(self, req, cmd, **_kwargs):
try:
flow = eval(req.body)
except SyntaxError:
LOG.debug('invalid syntax %s', req.body)
return Response(status=400)
dpid = flow.get('dpid')
dp = self.dpset.get(int(dpid))
if dp is None:
return Response(status=404)
if cmd == 'add':
cmd = dp.ofproto.OFPFC_ADD
elif cmd == 'modify':
cmd = dp.ofproto.OFPFC_MODIFY
elif cmd == 'delete':
cmd = dp.ofproto.OFPFC_DELETE
else:
return Response(status=404)
if dp.ofproto.OFP_VERSION == ofproto_v1_0.OFP_VERSION:
ofctl_v1_0.mod_flow_entry(dp, flow, cmd)
if dp.ofproto.OFP_VERSION == ofproto_v1_3.OFP_VERSION:
ofctl_v1_3.mod_flow_entry(dp, flow, cmd)
else:
LOG.debug('Unsupported OF protocol')
return Response(status=501)
return Response(status=200)
def mod_flow_entry(self, req, cmd, **_kwargs):
try:
flow = eval(req.body)
except SyntaxError:
LOG.debug('invalid syntax %s', req.body)
return Response(status=400)
dpid = flow.get('dpid')
dp = self.dpset.get(int(dpid))
if dp is None:
return Response(status=404)
if cmd == 'add':
cmd = dp.ofproto.OFPFC_ADD
elif cmd == 'modify':
cmd = dp.ofproto.OFPFC_MODIFY
elif cmd == 'delete':
cmd = dp.ofproto.OFPFC_DELETE
else:
return Response(status=404)
if dp.ofproto.OFP_VERSION == ofproto_v1_0.OFP_VERSION:
ofctl_v1_0.mod_flow_entry(dp, flow, cmd)
elif dp.ofproto.OFP_VERSION == ofproto_v1_2.OFP_VERSION:
ofctl_v1_2.mod_flow_entry(dp, flow, cmd)
elif dp.ofproto.OFP_VERSION == ofproto_v1_3.OFP_VERSION:
ofctl_v1_3.mod_flow_entry(dp, flow, cmd)
else:
LOG.debug('Unsupported OF protocol')
return Response(status=501)
return Response(status=200)
res = Response(content_type='application/json', body=body)
res.headers.add('Access-Control-Allow-Origin', '*')
return res
def mod_flow(self, datapath, flow, command): if datapath.ofproto.OFP_VERSION == ofproto_v1_0.OFP_VERSION: ofctl_v1_0.mod_flow_entry(datapath, flow, command) elif datapath.ofproto.OFP_VERSION == ofproto_v1_2.OFP_VERSION: ofctl_v1_2.mod_flow_entry(datapath, flow, command) elif datapath.ofproto.OFP_VERSION == ofproto_v1_3.OFP_VERSION: ofctl_v1_3.mod_flow_entry(datapath, flow, command)
def set_flows(self, dp, f):
ofproto = dp.ofproto
delete_flow_entry(dp)
flow = {
"priority":
1000,
"match": {
"dl_type": 0x0800,
"nw_proto": 6,
"in_port": f["iport"],
"nw_dst": self.dst['nw'],
"tp_dst": self.dst['tp']
},
"actions": [{
"type": "SET_NW_DST",
"nw_dst": f["nw"]
}, {
"type": "SET_TP_DST",
"tp_dst": f["tp"]
}, {
"type": "SET_DL_DST",
"dl_dst": f["dl"]
}, {
"type": "OUTPUT",
"port": f["oport"]
}]
}
mod_flow_entry(dp, flow, ofproto.OFPFC_ADD)
flow = {
"priority":
1000,
"match": {
"dl_type": 0x0800,
"nw_proto": 6,
"in_port": f["oport"],
"nw_src": f["nw"],
"tp_src": f["tp"]
},
"actions": [{
"type": "SET_NW_SRC",
"nw_src": self.dst['nw']
}, {
"type": "SET_TP_SRC",
"tp_src": self.dst['tp']
}, {
"type": "SET_DL_SRC",
"dl_src": f["dl"]
}, {
"type": "OUTPUT",
"port": f["iport"]
}]
}
mod_flow_entry(dp, flow, ofproto.OFPFC_ADD)
def _mod_patch_flow_entry(self, dp, flow_rule, command):
if dp.ofproto.OFP_VERSION in self.OFP_VERSIONS:
if dp.ofproto.OFP_VERSION == ofproto_v1_0.OFP_VERSION:
ofctl_v1_0.mod_flow_entry(dp, flow_rule, command)
elif dp.ofproto.OFP_VERSION == ofproto_v1_2.OFP_VERSION:
ofctl_v1_2.mod_flow_entry(dp, flow_rule, command)
elif dp.ofproto.OFP_VERSION == ofproto_v1_3.OFP_VERSION:
ofctl_v1_3.mod_flow_entry(dp, flow_rule, command)
return True
else:
msg = "Unsupported OFP version: %s" % dp.ofproto.OFP_VERSION
raise patch_ofc_error.PatchOfcError(msg)
def _mod_patch_flow_entry(self, dp, flow_rule, command):
if dp.ofproto.OFP_VERSION in self.OFP_VERSIONS:
if dp.ofproto.OFP_VERSION == ofproto_v1_0.OFP_VERSION:
ofctl_v1_0.mod_flow_entry(dp, flow_rule, command)
elif dp.ofproto.OFP_VERSION == ofproto_v1_2.OFP_VERSION:
ofctl_v1_2.mod_flow_entry(dp, flow_rule, command)
elif dp.ofproto.OFP_VERSION == ofproto_v1_3.OFP_VERSION:
ofctl_v1_3.mod_flow_entry(dp, flow_rule, command)
return True
else:
msg = "Unsupported OFP version: %s" % dp.ofproto.OFP_VERSION
raise patch_ofc_error.PatchOfcError(msg)
def set_flows(self, dp, f):
ofproto = dp.ofproto
delete_flow_entry(dp)
flow = {"priority":1000,
"match":{"dl_type": 0x0800, "nw_proto": 6,"in_port":f["iport"], "nw_dst":self.dst['nw'],"tp_dst":self.dst['tp']},
"actions":[{"type":"SET_NW_DST","nw_dst":f["nw"]},{"type":"SET_TP_DST","tp_dst":f["tp"]},
{"type":"SET_DL_DST","dl_dst":f["dl"]},{"type":"OUTPUT", "port":f["oport"]}]}
mod_flow_entry(dp, flow, ofproto.OFPFC_ADD)
flow = {"priority":1000,
"match":{"dl_type": 0x0800, "nw_proto": 6,"in_port":f["oport"],"nw_src":f["nw"],"tp_src":f["tp"]},
"actions":[{"type":"SET_NW_SRC","nw_src":self.dst['nw']},{"type":"SET_TP_SRC","tp_src":self.dst['tp']},
{"type":"SET_DL_SRC","dl_src":f["dl"]},{"type":"OUTPUT", "port":f["iport"]}]}
mod_flow_entry(dp, flow, ofproto.OFPFC_ADD)
def set_patch_flow(self, req_flow):
# Check before send flow-mod
dpid = req_flow.get('dpid')
dp = self.dpset.get(dpid)
if dp is None:
return Response(status=400)
inport = req_flow.get('inport')
outport = req_flow.get('outport')
mirrorport = req_flow.get('mirrorport')
for flow in self.patch_flows:
if dpid == flow['dpid'] and inport == flow['inport']:
LOG.info(
'Requested inport is already used (dpid:%s, inport:%d)',
dpid, inport)
return Response(status=400)
new_flow = {
'match': {
'in_port': inport
},
'actions': [{
'type': 'OUTPUT',
'port': outport
}]
}
if mirrorport is not None:
new_flow['actions'].append({'type': 'OUTPUT', 'port': mirrorport})
if dp.ofproto.OFP_VERSION == ofproto_v1_0.OFP_VERSION:
ofctl_v1_0.mod_flow_entry(dp, new_flow, dp.ofproto.OFPFC_ADD)
self.patch_flows.append(req_flow)
elif dp.ofproto.OFP_VERSION == ofproto_v1_2.OFP_VERSION:
ofctl_v1_2.mod_flow_entry(dp, new_flow, dp.ofproto.OFPFC_ADD)
self.patch_flows.append(req_flow)
elif dp.ofproto.OFP_VERSION == ofproto_v1_3.OFP_VERSION:
ofctl_v1_3.mod_flow_entry(dp, new_flow, dp.ofproto.OFPFC_ADD)
self.patch_flows.append(req_flow)
else:
LOG.info('Unsupported OF protocol')
return Response(status=501)
return Response(status=200)
def mod_flow_entry(self, req, **kwargs):
try:
omniFlow = ast.literal_eval(req.body) #Getting flow from req
except SyntaxError:
LOG.debug('Invalid syntax %s', req.body)
return Response(status=400)
omniDpid = omniFlow.get('dpid') #Getting OmniUI dpid from flow
if omniDpid is None:
return Response(status=404)
else:
dpid = self.nospaceDPID(
omniDpid.split(':')) #Split OmniUI dpid into a list
cmd = omniFlow.get('command') #Getting OmniUI command from flow
dp = self.dpset.get(int(dpid, 16)) #Getting datapath from Ryu dpid
if dp is None: #NB: convert dpid to int first
return Response(status=404)
if cmd == 'ADD':
cmd = dp.ofproto.OFPFC_ADD
elif cmd == 'MOD':
cmd = dp.ofproto.OFPFC_MODIFY
elif cmd == 'MOD_ST':
cmd = dp.ofproto.OFPFC_MODIFY_STRICT
elif cmd == 'DEL':
cmd = dp.ofproto.OFPFC_DELETE
elif cmd == 'DEL_ST':
cmd = dp.ofproto.OFPFC_DELETE_STRICT
else:
return Response(status=404)
ryuFlow = {}
if dp.ofproto.OFP_VERSION == ofproto_v1_0.OFP_VERSION:
ryuFlow = self.ryuFlow_v1_0(dp, omniFlow)
ofctl_v1_0.mod_flow_entry(dp, ryuFlow, cmd)
elif dp.ofproto.OFP_VERSION == ofproto_v1_3.OFP_VERSION:
ryuFlow = self.ryuFlow_v1_3(dp, omniFlow)
ofctl_v1_3.mod_flow_entry(dp, ryuFlow, cmd)
else:
return Response(status=404)
return Response(status=200)
def mod_flow_entry(self, req, **kwargs):
try:
omniFlow = ast.literal_eval(req.body) #Getting flow from req
except SyntaxError:
LOG.debug('Invalid syntax %s', req.body)
return Response(status=400)
omniDpid = omniFlow.get('dpid') #Getting OmniUI dpid from flow
if omniDpid is None:
return Response(status=404)
else:
dpid = self.nospaceDPID(omniDpid.split(':')) #Split OmniUI dpid into a list
cmd = omniFlow.get('command') #Getting OmniUI command from flow
dp = self.dpset.get(int(dpid, 16)) #Getting datapath from Ryu dpid
if dp is None: #NB: convert dpid to int first
return Response(status=404)
if cmd == 'ADD':
cmd = dp.ofproto.OFPFC_ADD
elif cmd == 'MOD':
cmd = dp.ofproto.OFPFC_MODIFY
elif cmd == 'MOD_ST':
cmd = dp.ofproto.OFPFC_MODIFY_STRICT
elif cmd == 'DEL':
cmd = dp.ofproto.OFPFC_DELETE
elif cmd == 'DEL_ST':
cmd = dp.ofproto.OFPFC_DELETE_STRICT
else:
return Response(status=404)
ryuFlow={}
if dp.ofproto.OFP_VERSION == ofproto_v1_0.OFP_VERSION:
ryuFlow = self.ryuFlow_v1_0(dp, omniFlow)
ofctl_v1_0.mod_flow_entry(dp, ryuFlow, cmd)
elif dp.ofproto.OFP_VERSION == ofproto_v1_3.OFP_VERSION:
ryuFlow = self.ryuFlow_v1_3(dp, omniFlow)
ofctl_v1_3.mod_flow_entry(dp, ryuFlow, cmd)
else:
return Response(status=404)
return Response(status=200)