def test ():
OPEN = ''.join([chr(int(_,16)) for _ in "FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF 00 1D 01 04 78 14 00 5A 52 DB 00 45 00".split()])
KEEP = ''.join([chr(int(_,16)) for _ in "FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF 00 00 04".split()])
from exabgp.reactor.network.outgoing import Outgoing
connection = Outgoing(1,'82.219.0.69','82.219.212.34')
writer = connection.writer(OPEN)
while six.next(writer) is False:
pass
writer = connection.writer(KEEP)
while six.next(writer) is False:
pass
reader = connection.reader()
for size,msg,header,body,notification in reader:
if size:
print(od(header+body))
else:
sys.stdout.write('-')
reader = connection.reader()
for size,msg,header,body,notification in reader:
if size:
print(od(header+body))
else:
sys.stdout.write('+')
connection.close()
def test():
OPEN = ''.join([
chr(int(_, 16)) for _ in
"FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF 00 1D 01 04 78 14 00 5A 52 DB 00 45 00"
.split()
])
KEEP = ''.join([
chr(int(_, 16)) for _ in
"FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF 00 00 04".split()
])
from exabgp.reactor.network.outgoing import Outgoing
connection = Outgoing(1, '82.219.0.5', '82.219.212.34')
writer = connection._writer(OPEN)
while writer() == False:
pass
writer = connection._writer(KEEP)
while writer() == False:
pass
reader = connection.reader()
for size, kind, header, body in reader:
if size: print od(header + body)
else: sys.stdout.write('-')
def _lazy():
return 'attribute %-18s flag 0x%02x type 0x%02x len 0x%02x%s' % (
str(aid),
flag,
int(aid),
length,
' payload %s' % od(data) if data else '',
)
def __str__ (self): return 'attribute %-18s flag 0x%02x type 0x%02x len 0x%02x%s' % ( str(self.aid), self.flag, int(self.aid), self.length, ' payload %s' % od(self.data) if self.data else '' )
def __str__(self):
return 'attribute %-18s flag 0x%02x type 0x%02x len 0x%02x%s' % (
str(self.aid),
self.flag,
int(self.aid),
self.length,
' payload %s' % od(self.data) if self.data else '',
)
def test ():
OPEN = ''.join([chr(int(_,16)) for _ in "FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF 00 1D 01 04 78 14 00 5A 52 DB 00 45 00".split()])
KEEP = ''.join([chr(int(_,16)) for _ in "FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF 00 00 04".split()])
from exabgp.reactor.network.outgoing import Outgoing
connection = Outgoing(1,'82.219.0.5','82.219.212.34')
writer=connection._writer(OPEN)
while writer() == False:
pass
writer=connection._writer(KEEP)
while writer() == False:
pass
reader=connection.reader()
for size,kind,header,body in reader:
if size: print od(header+body)
else: sys.stdout.write('-')
def test():
OPEN = ''.join([
chr(int(_, 16)) for _ in
"FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF 00 1D 01 04 78 14 00 5A 52 DB 00 45 00"
.split()
])
KEEP = ''.join([
chr(int(_, 16)) for _ in
"FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF 00 00 04".split()
])
from exabgp.reactor.network.outgoing import Outgoing
connection = Outgoing(1, '82.219.0.69', '82.219.212.34')
writer = connection.writer(OPEN)
while next(writer) is False:
pass
writer = connection.writer(KEEP)
while next(writer) is False:
pass
reader = connection.reader()
for size, msg, header, body, notification in reader:
if size:
print(od(header + body))
else:
sys.stdout.write('-')
reader = connection.reader()
for size, msg, header, body, notification in reader:
if size:
print(od(header + body))
else:
sys.stdout.write('+')
connection.close()
def check_neighbor (neighbors):
from exabgp.logger import Logger
logger = Logger()
logger._option.parser = True
if not neighbors:
logger.parser('\ncould not find neighbor(s) to check')
return False
logger.parser('\ndecoding routes in configuration')
for name in neighbors.keys():
neighbor = neighbors[name]
path = {}
for f in known_families():
if neighbor.add_path:
path[f] = neighbor.add_path
capa = Capabilities().new(neighbor,False)
if path:
capa[Capability.CODE.ADD_PATH] = path
capa[Capability.CODE.MULTIPROTOCOL] = neighbor.families()
o1 = Open(4,neighbor.local_as,'127.0.0.2',capa,180)
o2 = Open(4,neighbor.peer_as,'127.0.0.3',capa,180)
negotiated = Negotiated(neighbor)
negotiated.sent(o1)
negotiated.received(o2)
# grouped = False
for message in neighbor.rib.outgoing.updates(False):
pass
for change1 in neighbor.rib.outgoing.sent_changes():
str1 = change1.extensive()
packed = list(Update([change1.nlri],change1.attributes).messages(negotiated))
pack1 = packed[0]
logger.parser('parsed route requires %d updates' % len(packed))
logger.parser('parsed route requires %d updates' % len(packed))
logger.parser('update size is %d' % len(pack1))
logger.parser('parsed route %s' % str1)
logger.parser('parsed hex %s' % od(pack1))
# This does not take the BGP header - let's assume we will not break that :)
try:
logger.parser('') # new line
pack1s = pack1[19:] if pack1.startswith('\xFF'*16) else pack1
update = Update.unpack_message(pack1s,negotiated)
change2 = Change(update.nlris[0],update.attributes)
str2 = change2.extensive()
pack2 = list(Update([update.nlris[0]],update.attributes).messages(negotiated))[0]
logger.parser('recoded route %s' % str2)
logger.parser('recoded hex %s' % od(pack2))
str1r = str1.replace(' med 100','').replace(' local-preference 100','').replace(' origin igp','')
str2r = str2.replace(' med 100','').replace(' local-preference 100','').replace(' origin igp','')
if ' name ' in str1r:
parts = str1r.split(' ')
pos = parts.index('name')
str1r = ' '.join(parts[:pos] + parts[pos+2:])
skip = False
if str1r != str2r:
if 'attribute [' in str1r and ' 0x00 ' in str1r:
# we do not decode non-transitive attributes
logger.parser('skipping string check on update with non-transitive attribute(s)')
skip = True
else:
logger.parser('strings are different:')
logger.parser('[%s]' % (str1r))
logger.parser('[%s]' % (str2r))
return False
else:
logger.parser('strings are fine')
if skip:
logger.parser('skipping encoding for update with non-transitive attribute(s)')
elif pack1 != pack2:
logger.parser('encoding are different')
logger.parser('[%s]' % (od(pack1)))
logger.parser('[%s]' % (od(pack2)))
return False
else:
logger.parser('encoding is fine')
logger.parser('----------------------------------------')
logger.parser('JSON nlri %s' % change1.nlri.json())
logger.parser('JSON attr %s' % change1.attributes.json())
except Notify,exc:
logger.parser('----------------------------------------')
logger.parser(str(exc))
logger.parser('----------------------------------------')
return False
neighbor.rib.clear()
def __str__(self):
family = '%s %s' % (self.afi, self.safi)
path = 'with path-information' if self.addpath else 'without path-information'
payload = od(self.data) if self.data else 'none'
return 'NLRI %-18s %-28s payload %s' % (family, path, payload)
def check_neighbor(neighbor):
from exabgp.logger import Logger
logger = Logger()
logger._parser = True
logger.parser('\ndecoding routes in configuration')
n = neighbor[neighbor.keys()[0]]
path = {}
for f in known_families():
if n.add_path:
path[f] = n.add_path
capa = Capabilities().new(n, False)
capa[Capability.ID.ADD_PATH] = path
capa[Capability.ID.MULTIPROTOCOL] = n.families()
o1 = Open(4, n.local_as, str(n.local_address), capa, 180)
o2 = Open(4, n.peer_as, str(n.peer_address), capa, 180)
negotiated = Negotiated(n)
negotiated.sent(o1)
negotiated.received(o2)
#grouped = False
for nei in neighbor.keys():
for message in neighbor[nei].rib.outgoing.updates(False):
pass
for change1 in neighbor[nei].rib.outgoing.sent_changes():
str1 = change1.extensive()
packed = list(
Update([change1.nlri],
change1.attributes).messages(negotiated))
pack1 = packed[0]
logger.parser('parsed route requires %d updates' % len(packed))
logger.parser('update size is %d' % len(pack1))
logger.parser('parsed route %s' % str1)
logger.parser('parsed hex %s' % od(pack1))
# This does not take the BGP header - let's assume we will not break that :)
try:
logger.parser('') # new line
pack1s = pack1[19:] if pack1.startswith('\xFF' * 16) else pack1
update = Update.unpack_message(pack1s, negotiated)
change2 = Change(update.nlris[0], update.attributes)
str2 = change2.extensive()
pack2 = list(
Update([update.nlris[0]],
update.attributes).messages(negotiated))[0]
logger.parser('recoded route %s' % str2)
logger.parser('recoded hex %s' % od(pack2))
str1r = str1.replace(' med 100', '').replace(
' local-preference 100', '').replace(' origin igp', '')
str2r = str2.replace(' med 100', '').replace(
' local-preference 100', '').replace(' origin igp', '')
skip = False
if str1r != str2r:
if 'attribute [' in str1r and ' 0x00 ' in str1r:
# we do not decode non-transitive attributes
logger.parser(
'skipping string check on update with non-transitive attribute(s)'
)
skip = True
else:
logger.parser('strings are different:')
logger.parser('[%s]' % str1r)
logger.parser('[%s]' % str2r)
return False
else:
logger.parser('strings are fine')
if skip:
logger.parser(
'skipping encoding for update with non-transitive attribute(s)'
)
elif pack1 != pack2:
logger.parser('encoding are different')
logger.parser('[%s]' % od(pack1))
logger.parser('[%s]' % od(pack2))
return False
else:
logger.parser('encoding is fine')
logger.parser('----------------------------------------')
except Notify, e:
logger.parser('----------------------------------------')
logger.parser(str(e))
logger.parser('----------------------------------------')
return False
def _lazy():
family = '%s %s' % (afi, safi)
path = 'with path-information' if addpath else 'without path-information'
payload = od(data) if data else 'none'
return 'NLRI %-18s %-28s payload %s' % (family, path, payload)
def check_neighbor (neighbors):
logger = Logger()
logger._option.parser = True
logger.parser('\ndecoding routes in configuration')
for name in neighbors.keys():
neighbor = neighbors[name]
path = {}
for f in NLRI.known_families():
if neighbor.add_path:
path[f] = neighbor.add_path
capa = Capabilities().new(neighbor,False)
if path:
capa[Capability.CODE.ADD_PATH] = path
capa[Capability.CODE.MULTIPROTOCOL] = neighbor.families()
routerid_1 = str(neighbor.router_id)
routerid_2 = '.'.join(str((int(_)+1) % 250) for _ in str(neighbor.router_id).split('.',-1))
o1 = Open(Version(4),ASN(neighbor.local_as),HoldTime(180),RouterID(routerid_1),capa)
o2 = Open(Version(4),ASN(neighbor.peer_as),HoldTime(180),RouterID(routerid_2),capa)
negotiated = Negotiated(neighbor)
negotiated.sent(o1)
negotiated.received(o2)
# grouped = False
for _ in neighbor.rib.outgoing.updates(False):
pass
for change1 in neighbor.rib.outgoing.sent_changes():
str1 = change1.extensive()
packed = list(Update([change1.nlri],change1.attributes).messages(negotiated))
pack1 = packed[0]
logger.parser('parsed route requires %d updates' % len(packed))
logger.parser('update size is %d' % len(pack1))
logger.parser('parsed route %s' % str1)
logger.parser('parsed hex %s' % od(pack1))
# This does not take the BGP header - let's assume we will not break that :)
try:
logger.parser('') # new line
pack1s = pack1[19:] if pack1.startswith('\xFF'*16) else pack1
update = Update.unpack_message(pack1s,negotiated)
change2 = Change(update.nlris[0],update.attributes)
str2 = change2.extensive()
pack2 = list(Update([update.nlris[0]],update.attributes).messages(negotiated))[0]
logger.parser('recoded route %s' % str2)
logger.parser('recoded hex %s' % od(pack2))
str1 = str1.replace('attribute [ 0x04 0x80 0x00000064 ]','med 100')
str1r = str1.lower().replace(' med 100','').replace(' local-preference 100','').replace(' origin igp','')
str2r = str2.lower().replace(' med 100','').replace(' local-preference 100','').replace(' origin igp','')
if 'next-hop self' in str1r:
if ':' in str1r:
str1r = str1r.replace('next-hop self','next-hop ::1')
else:
str1r = str1r.replace('next-hop self','next-hop %s' % neighbor.local_address)
if ' name ' in str1r:
parts = str1r.split(' ')
pos = parts.index('name')
str1r = ' '.join(parts[:pos] + parts[pos+2:])
skip = False
if str1r != str2r:
if 'attribute [' in str1r and ' 0x00 ' in str1r:
# we do not decode non-transitive attributes
logger.parser('skipping string check on update with non-transitive attribute(s)')
skip = True
else:
logger.parser('strings are different:')
logger.parser('[%s]' % (str1r))
logger.parser('[%s]' % (str2r))
return False
else:
logger.parser('strings are fine')
if skip:
logger.parser('skipping encoding for update with non-transitive attribute(s)')
elif pack1 != pack2:
logger.parser('encoding are different')
logger.parser('[%s]' % (od(pack1)))
logger.parser('[%s]' % (od(pack2)))
return False
else:
logger.parser('encoding is fine')
logger.parser('----------------------------------------')
logger.parser('JSON nlri %s' % change1.nlri.json())
logger.parser('JSON attr %s' % change1.attributes.json())
except Notify,exc:
logger.parser('----------------------------------------')
logger.parser(str(exc))
logger.parser('----------------------------------------')
return False
neighbor.rib.clear()
def check_generation(neighbors):
option.enabled['parser'] = True
for name in neighbors.keys():
neighbor = copy.deepcopy(neighbors[name])
neighbor['local-as'] = neighbor['peer-as']
negotiated = _negotiated(neighbor)
for _ in neighbor.rib.outgoing.updates(False):
pass
for change1 in neighbor.rib.outgoing.cached_changes():
str1 = change1.extensive()
packed = list(Update([change1.nlri], change1.attributes).messages(negotiated))
pack1 = packed[0]
log.debug('parsed route requires %d updates' % len(packed), 'parser')
log.debug('update size is %d' % len(pack1), 'parser')
log.debug('parsed route %s' % str1, 'parser')
log.debug('parsed hex %s' % od(pack1), 'parser')
# This does not take the BGP header - let's assume we will not break that :)
try:
log.debug('') # new line
pack1s = pack1[19:] if pack1.startswith(b'\xFF' * 16) else pack1
update = Update.unpack_message(pack1s, Direction.IN, negotiated)
change2 = Change(update.nlris[0], update.attributes)
str2 = change2.extensive()
pack2 = list(Update([update.nlris[0]], update.attributes).messages(negotiated))[0]
log.debug('recoded route %s' % str2, 'parser')
log.debug('recoded hex %s' % od(pack2), 'parser')
str1 = str1.replace('attribute [ 0x04 0x80 0x00000064 ]', 'med 100')
str1r = (
str1.lower().replace(' med 100', '').replace(' local-preference 100', '').replace(' origin igp', '')
)
str2r = (
str2.lower().replace(' med 100', '').replace(' local-preference 100', '').replace(' origin igp', '')
)
str2r = str2r.replace(
'large-community [ 1:2:3 10:11:12 ]',
'attribute [ 0x20 0xc0 0x0000000100000002000000030000000a0000000b0000000c ]',
)
if 'next-hop self' in str1r:
if ':' in str1r:
str1r = str1r.replace('next-hop self', 'next-hop ::1')
else:
str1r = str1r.replace('next-hop self', 'next-hop %s' % neighbor['local-address'])
if ' name ' in str1r:
parts = str1r.split(' ')
pos = parts.index('name')
str1r = ' '.join(parts[:pos] + parts[pos + 2 :])
skip = False
if str1r != str2r:
if 'attribute [' in str1r and ' 0x00 ' in str1r:
# we do not decode non-transitive attributes
log.debug('skipping string check on update with non-transitive attribute(s)', 'parser')
skip = True
else:
log.debug('strings are different:', 'parser')
log.debug('[%s]' % (str1r), 'parser')
log.debug('[%s]' % (str2r), 'parser')
return False
else:
log.debug('strings are fine', 'parser')
if skip:
log.debug('skipping encoding for update with non-transitive attribute(s)', 'parser')
elif pack1 != pack2:
log.debug('encoding are different', 'parser')
log.debug('[%s]' % (od(pack1)), 'parser')
log.debug('[%s]' % (od(pack2)), 'parser')
return False
else:
log.debug('encoding is fine', 'parser')
log.debug('----------------------------------------', 'parser')
log.debug('JSON nlri %s' % change1.nlri.json(), 'parser')
log.debug('JSON attr %s' % change1.attributes.json(), 'parser')
except Notify as exc:
log.debug('----------------------------------------', 'parser')
log.debug(str(exc), 'parser')
log.debug('----------------------------------------', 'parser')
return False
neighbor.rib.clear()
return True
def __str__(self):
family = '%s %s' % (AFI(self.afi), SAFI(self.safi))
payload = ' payload %s' % od(self.data) if self.data else ''
return 'parsing family %-18s%s' % (family, payload)
def __str__ (self): family = '%s %s' % (AFI(self.afi),SAFI(self.safi)) path = 'with path-information' if self.addpath else 'without path-information' payload = od(self.data) if self.data else 'none' return 'NLRI %-18s %-28s payload %s' % (family,path,payload)
def check_neighbor(neighbor):
from exabgp.logger import Logger
logger = Logger()
logger._parser = True
logger.parser("\ndecoding routes in configuration")
n = neighbor[neighbor.keys()[0]]
path = {}
for f in known_families():
if n.add_path:
path[f] = n.add_path
capa = Capabilities().new(n, False)
capa[Capability.ID.ADD_PATH] = path
capa[Capability.ID.MULTIPROTOCOL_EXTENSIONS] = n.families()
o1 = Open(4, n.local_as, str(n.local_address), capa, 180)
o2 = Open(4, n.peer_as, str(n.peer_address), capa, 180)
negotiated = Negotiated(n)
negotiated.sent(o1)
negotiated.received(o2)
# grouped = False
for nei in neighbor.keys():
for message in neighbor[nei].rib.outgoing.updates(False):
pass
for change1 in neighbor[nei].rib.outgoing.sent_changes():
str1 = change1.extensive()
packed = list(Update([change1.nlri], change1.attributes).messages(negotiated))
pack1 = packed[0]
logger.parser("parsed route requires %d updates" % len(packed))
logger.parser("update size is %d" % len(pack1))
logger.parser("parsed route %s" % str1)
logger.parser("parsed hex %s" % od(pack1))
# This does not take the BGP header - let's assume we will not break that :)
try:
logger.parser("") # new line
pack1s = pack1[19:] if pack1.startswith("\xFF" * 16) else pack1
update = Update.unpack_message(pack1s, negotiated)
change2 = Change(update.nlris[0], update.attributes)
str2 = change2.extensive()
pack2 = list(Update([update.nlris[0]], update.attributes).messages(negotiated))[0]
logger.parser("recoded route %s" % str2)
logger.parser("recoded hex %s" % od(pack2))
str1r = str1.replace(" med 100", "").replace(" local-preference 100", "").replace(" origin igp", "")
str2r = str2.replace(" med 100", "").replace(" local-preference 100", "").replace(" origin igp", "")
skip = False
if str1r != str2r:
if "attribute [" in str1r and " 0x00 " in str1r:
# we do not decode non-transitive attributes
logger.parser("skipping string check on update with non-transitive attribute(s)")
skip = True
else:
logger.parser("strings are different:")
logger.parser("[%s]" % str1r)
logger.parser("[%s]" % str2r)
return False
else:
logger.parser("strings are fine")
if skip:
logger.parser("skipping encoding for update with non-transitive attribute(s)")
elif pack1 != pack2:
logger.parser("encoding are different")
logger.parser("[%s]" % od(pack1))
logger.parser("[%s]" % od(pack2))
return False
else:
logger.parser("encoding is fine")
logger.parser("----------------------------------------")
except Notify, e:
logger.parser("----------------------------------------")
logger.parser(str(e))
logger.parser("----------------------------------------")
return False
def check_generation(neighbors):
option.enabled['parser'] = True
for name in neighbors.keys():
neighbor = copy.deepcopy(neighbors[name])
neighbor['local-as'] = neighbor['peer-as']
path = {}
for f in NLRI.known_families():
if neighbor['capability']['add-path']:
path[f] = neighbor['capability']['add-path']
capa = Capabilities().new(neighbor, False)
if path:
capa[Capability.CODE.ADD_PATH] = path
capa[Capability.CODE.MULTIPROTOCOL] = neighbor.families()
routerid_1 = str(neighbor['router-id'])
routerid_2 = '.'.join(
str((int(_) + 1) % 250)
for _ in str(neighbor['router-id']).split('.', -1))
o1 = Open(Version(4), ASN(neighbor['local-as']), HoldTime(180),
RouterID(routerid_1), capa)
o2 = Open(Version(4), ASN(neighbor['peer-as']), HoldTime(180),
RouterID(routerid_2), capa)
negotiated = Negotiated(neighbor)
negotiated.sent(o1)
negotiated.received(o2)
# grouped = False
for _ in neighbor.rib.outgoing.updates(False):
pass
for change1 in neighbor.rib.outgoing.cached_changes():
str1 = change1.extensive()
packed = list(
Update([change1.nlri],
change1.attributes).messages(negotiated))
pack1 = packed[0]
log.debug('parsed route requires %d updates' % len(packed),
'parser')
log.debug('update size is %d' % len(pack1), 'parser')
log.debug('parsed route %s' % str1, 'parser')
log.debug('parsed hex %s' % od(pack1), 'parser')
# This does not take the BGP header - let's assume we will not break that :)
try:
log.debug('') # new line
pack1s = pack1[19:] if pack1.startswith(b'\xFF' *
16) else pack1
update = Update.unpack_message(pack1s, negotiated)
change2 = Change(update.nlris[0], update.attributes)
str2 = change2.extensive()
pack2 = list(
Update([update.nlris[0]],
update.attributes).messages(negotiated))[0]
log.debug('recoded route %s' % str2, 'parser')
log.debug('recoded hex %s' % od(pack2), 'parser')
str1 = str1.replace('attribute [ 0x04 0x80 0x00000064 ]',
'med 100')
str1r = (str1.lower().replace(' med 100', '').replace(
' local-preference 100', '').replace(' origin igp', ''))
str2r = (str2.lower().replace(' med 100', '').replace(
' local-preference 100', '').replace(' origin igp', ''))
str2r = str2r.replace(
'large-community [ 1:2:3 10:11:12 ]',
'attribute [ 0x20 0xc0 0x0000000100000002000000030000000a0000000b0000000c ]',
)
if 'next-hop self' in str1r:
if ':' in str1r:
str1r = str1r.replace('next-hop self', 'next-hop ::1')
else:
str1r = str1r.replace(
'next-hop self',
'next-hop %s' % neighbor['local-address'])
if ' name ' in str1r:
parts = str1r.split(' ')
pos = parts.index('name')
str1r = ' '.join(parts[:pos] + parts[pos + 2:])
skip = False
if str1r != str2r:
if 'attribute [' in str1r and ' 0x00 ' in str1r:
# we do not decode non-transitive attributes
log.debug(
'skipping string check on update with non-transitive attribute(s)',
'parser')
skip = True
else:
log.debug('strings are different:', 'parser')
log.debug('[%s]' % (str1r), 'parser')
log.debug('[%s]' % (str2r), 'parser')
return False
else:
log.debug('strings are fine', 'parser')
if skip:
log.debug(
'skipping encoding for update with non-transitive attribute(s)',
'parser')
elif pack1 != pack2:
log.debug('encoding are different', 'parser')
log.debug('[%s]' % (od(pack1)), 'parser')
log.debug('[%s]' % (od(pack2)), 'parser')
return False
else:
log.debug('encoding is fine', 'parser')
log.debug('----------------------------------------',
'parser')
log.debug('JSON nlri %s' % change1.nlri.json(), 'parser')
log.debug('JSON attr %s' % change1.attributes.json(), 'parser')
except Notify as exc:
log.debug('----------------------------------------', 'parser')
log.debug(str(exc), 'parser')
log.debug('----------------------------------------', 'parser')
return False
neighbor.rib.clear()
return True
while writer() == False:
pass
writer=connection._writer(KEEP)
while writer() == False:
pass
reader=connection.reader()
for size,kind,header,body in reader:
if size: print od(header+body)
else: sys.stdout.write('-')
reader=connection.reader()
for size,kind,header,body in reader:
if size: print od(header+body)
else: sys.stdout.write('+')
connection.close()
class TestData (unittest.TestCase):
def test_1 (self):
if not os.environ.get('profile',False):
result = test()
if result: self.fail(result)
def test_2 (self):
if not not os.environ.get('profile',False):
cProfile.run('test()')
while writer() == False:
pass
writer = connection._writer(KEEP)
while writer() == False:
pass
reader = connection.reader()
for size, kind, header, body in reader:
if size: print od(header + body)
else: sys.stdout.write('-')
reader = connection.reader()
for size, kind, header, body in reader:
if size: print od(header + body)
else: sys.stdout.write('+')
connection.close()
class TestData(unittest.TestCase):
def test_1(self):
if not os.environ.get('profile', False):
result = test()
if result: self.fail(result)
def test_2(self):
if not not os.environ.get('profile', False):
cProfile.run('test()')
def check_neighbor (neighbors):
from exabgp.logger import Logger
logger = Logger()
logger._parser = True
if not neighbors:
logger.parser('\ncould not find neighbor(s) to check')
return False
logger.parser('\ndecoding routes in configuration')
for name in neighbors.keys():
neighbor = neighbors[name]
neighbor.rib.clear()
path = {}
for f in known_families():
if neighbor.add_path:
path[f] = neighbor.add_path
capa = Capabilities().new(neighbor,False)
capa[Capability.CODE.ADD_PATH] = path
capa[Capability.CODE.MULTIPROTOCOL] = neighbor.families()
o1 = Open(4,neighbor.local_as,str(neighbor.local_address),capa,180)
o2 = Open(4,neighbor.peer_as,str(neighbor.peer_address),capa,180)
negotiated = Negotiated(neighbor)
negotiated.sent(o1)
negotiated.received(o2)
# grouped = False
for message in neighbor.rib.outgoing.updates(False):
pass
for change1 in neighbor.rib.outgoing.sent_changes():
str1 = change1.extensive()
packed = list(Update([change1.nlri],change1.attributes).messages(negotiated))
pack1 = packed[0]
logger.parser('parsed route requires %d updates' % len(packed))
logger.parser('update size is %d' % len(pack1))
logger.parser('parsed route %s' % str1)
logger.parser('parsed hex %s' % od(pack1))
# This does not take the BGP header - let's assume we will not break that :)
try:
logger.parser('') # new line
pack1s = pack1[19:] if pack1.startswith('\xFF'*16) else pack1
update = Update.unpack_message(pack1s,negotiated)
change2 = Change(update.nlris[0],update.attributes)
str2 = change2.extensive()
pack2 = list(Update([update.nlris[0]],update.attributes).messages(negotiated))[0]
logger.parser('recoded route %s' % str2)
logger.parser('recoded hex %s' % od(pack2))
str1r = str1.replace(' med 100','').replace(' local-preference 100','').replace(' origin igp','')
str2r = str2.replace(' med 100','').replace(' local-preference 100','').replace(' origin igp','')
if ' name ' in str1r:
parts = str1r.split(' ')
pos = parts.index('name')
str1r = ' '.join(parts[:pos] + parts[pos+2:])
skip = False
if str1r != str2r:
if 'attribute [' in str1r and ' 0x00 ' in str1r:
# we do not decode non-transitive attributes
logger.parser('skipping string check on update with non-transitive attribute(s)')
skip = True
else:
logger.parser('strings are different:')
logger.parser('[%s]' % (str1r))
logger.parser('[%s]' % (str2r))
return False
else:
logger.parser('strings are fine')
if skip:
logger.parser('skipping encoding for update with non-transitive attribute(s)')
elif pack1 != pack2:
logger.parser('encoding are different')
logger.parser('[%s]' % (od(pack1)))
logger.parser('[%s]' % (od(pack2)))
return False
else:
logger.parser('encoding is fine')
logger.parser('----------------------------------------')
except Notify,exc:
logger.parser('----------------------------------------')
logger.parser(str(exc))
logger.parser('----------------------------------------')
return False
def __str__ (self): family = '%s %s' % (AFI(self.afi),SAFI(self.safi)) payload = ' payload %s' % od(self.data) if self.data else '' return 'parsing family %-18s%s' % (family,payload)
