def getAdvertisement ():
NSMAP = {None: "%s" % (PGNS),
"xs" : "%s" % (XSNS),
"openflow" : "%s" % (OFNSv3)}
rspec = ET.Element("rspec", nsmap = NSMAP)
rspec.attrib["{%s}schemaLocation" % (XSNS)] = PGNS + " " \
"http://www.geni.net/resources/rspec/3/ad.xsd " + \
OFNSv3 + " " \
"http://www.geni.net/resources/rspec/ext/openflow/3/of-ad.xsd"
rspec.attrib["type"] = "advertisement"
links = FV.getLinkList()
devices = FV.getDeviceList()
fvversion = FV.getFVVersion()
db_devices = GeniDB.getDeviceSet()
GeniDB.refreshDevices(devices)
for dpid in devices:
db_devices.discard(dpid)
addAdDevice(rspec, dpid)
for dpid in db_devices:
addAdDevice(rspec, dpid, False)
#getLinks START
for link in links:
addAdLink(rspec, link)
#getLinks END
xml = StringIO()
ET.ElementTree(rspec).write(xml)
return xml.getvalue()
def pub_get_switches(self, **kwargs):
'''
Return the switches that the FlowVisor gives. Change to CH format.
'''
complete_list = []
try:
dpids = FV.getDeviceList()
for d in dpids:
FV.log.debug("XMLRPC:getDeviceInfo (%s)" % (d))
infos = [FV.xmlcall("getDeviceInfo", d) for d in dpids] #need to make it prettier :)
switches = zip(dpids, infos)
except Exception,e:
import traceback
traceback.print_exc()
raise e
def pub_get_switches(self, **kwargs):
'''
Return the switches that the FlowVisor gives. Change to CH format.
'''
complete_list = []
try:
dpids = FV.getDeviceList()
for d in dpids:
FV.log.debug("XMLRPC:getDeviceInfo (%s)" % (d))
infos = [FV.xmlcall("getDeviceInfo", d)
for d in dpids] #need to make it prettier :)
switches = zip(dpids, infos)
except Exception, e:
import traceback
traceback.print_exc()
raise e
def refreshDevices (self, devices = None):
from foam.flowvisor import Connection as FV
if devices is None:
devices = FV.getDeviceList()
for dpid in devices:
dpid = dpid.lower()
s = select([datapaths], datapaths.c.dpid==dpid)
conn = self.connection()
result = conn.execute(s)
row = result.first()
if not row:
switch_urn = generateSwitchComponentID(dpid)
ins = datapaths.insert().values(dpid=dpid,urn=switch_urn.lower())
conn.execute(ins)
self.commit()
def refreshDevices(self, devices=None):
from foam.flowvisor import Connection as FV
if devices is None:
devices = FV.getDeviceList()
for dpid in devices:
dpid = dpid.lower()
s = select([datapaths], datapaths.c.dpid == dpid)
conn = self.connection()
result = conn.execute(s)
row = result.first()
if not row:
switch_urn = generateSwitchComponentID(dpid)
ins = datapaths.insert().values(dpid=dpid,
urn=switch_urn.lower())
conn.execute(ins)
self.commit()
def getAdvertisement():
NSMAP = {
None: "%s" % (PGNS),
"xs": "%s" % (XSNS),
"openflow": "%s" % (OFNSv3)
}
rspec = ET.Element("rspec", nsmap=NSMAP)
rspec.attrib["{%s}schemaLocation" % (XSNS)] = PGNS + " " \
"http://www.geni.net/resources/rspec/3/ad.xsd " + \
OFNSv3 + " " \
"http://www.geni.net/resources/rspec/ext/openflow/3/of-ad.xsd"
rspec.attrib["type"] = "advertisement"
links = FV.getLinkList()
devices = FV.getDeviceList()
fvversion = FV.getFVVersion()
db_devices = GeniDB.getDeviceSet()
GeniDB.refreshDevices(devices)
for dpid in devices:
db_devices.discard(dpid)
addAdDevice(rspec, dpid)
for dpid in db_devices:
addAdDevice(rspec, dpid, False)
#getLinks START
for link in links:
addAdLink(rspec, link)
#getLinks END
xml = StringIO()
ET.ElementTree(rspec).write(xml)
return xml.getvalue()