Hi, ISHIDA-san
Thanks you for your response .
As you mentioned, this issue needs to investigate deeply about context switch .
Regards.
Toshiki Tsuboi
Jul 29, 2014 5:54 PM、ISHIDA Wataru <ishida.wat...@lab.ntt.co.jp> のメール：
> Hi,
>
> Oh, I'm sorry. I haven't tested through rpc-cli.
> I sent a patch that fix this problem.
>
> In spite of applying the patch, you may see a debug message like this.
>
> DEBUG 2014-07-29 08:40:33,527 speaker 566 Traceback (most recent call last):
> File "/home/wataru/ryu/ryu/services/protocols/bgp/speaker.py", line 556, in
> _recv_loop
> next_bytes = self._socket.recv(required_len)
> File "/usr/local/lib/python2.7/dist-packages/eventlet/greenio.py", line 264,
> in recv
> timeout_exc=socket.timeout("timed out"))
> File "/usr/local/lib/python2.7/dist-packages/eventlet/hubs/__init__.py",
> line 151, in trampoline
> listener = hub.add(hub.READ, fileno, current.switch)
> File "/usr/local/lib/python2.7/dist-packages/eventlet/hubs/epolls.py", line
> 48, in add
> listener = BaseHub.add(self, evtype, fileno, cb)
> File "/usr/local/lib/python2.7/dist-packages/eventlet/hubs/hub.py", line
> 126, in add
> evtype, fileno, evtype))
> RuntimeError: Second simultaneous read on fileno 13 detected. Unless you
> really know what you're doing, make sure that only one greenthread can read
> any particular socket. Consider using a pools.Pool. If you do
> know what you're doing and want to disable this error, call
> eventlet.debug.hub_prevent_multiple_readers(False)
>
> This won't stop the bgpspeaker and it seems the connection will be reset
> eventually, but take a little time.
> I think this is a bug of eventlet. I'll make further investigation.
>
> Thanks,
>
> (2014/07/29 12:42), Toshiki Tsuboi wrote:
>> HI
>>
>> It doesn’t work well in case of another test case .
>> Additional report as follows .
>>
>> bast regards
>> Toshiki Tsuboi
>>
>> ----
>> tsubo@RyuBGP:~/ryu/ryu/services/protocols/bgp/sampleApp$ sudo python
>> sampleBGPS.py
>> INFO:bgpspeaker.api.base:API method core.start called with args:
>> {'router_id': '10.10.0.2', 'waiter': <ryu.lib.hub.Event object at
>> 0x7ffb02a08550>, 'bgp_server_port': 179, 'local_as': 64512,
>> 'refresh_max_eor_time': 0, 'refresh_stalepath_time': 0}
>> DEBUG:utils.evtlet:Create CustomEvent called
>> DEBUG:utils.evtlet:Create CustomEvent called
>> DEBUG:bgpspeaker.processor:Starting new processing run...
>> DEBUG:bgpspeaker.processor:Processing RT NLRI destination...
>> DEBUG:bgpspeaker.processor:Processing destination...
>> INFO:bgpspeaker.api.base:API method neighbor.create called with args:
>> {'remote_as': 64511, 'cap_mbgp_vpnv6': False, 'cap_mbgp_vpnv4': False,
>> 'cap_mbgp_ipv6': False, 'cap_mbgp_ipv4': True, 'next_hop': None, 'password':
>> None, 'ip_address': '192.168.100.100'}
>> DEBUG:utils.evtlet:Create CustomEvent called
>> DEBUG:utils.evtlet:Create CustomEvent called
>> DEBUG:bgpspeaker.peer:Started peer Peer(ip: 192.168.100.100, asn: 64511)
>> DEBUG:bgpspeaker.peer:Peer 192.168.100.100 BGP FSM went from Idle to Connect
>> DEBUG:bgpspeaker.peer:Peer(ip: 192.168.100.100, asn: 64511) trying to
>> connect to ('192.168.100.100', 179)
>> DEBUG:bgpspeaker.base:Connect TCP called for 192.168.100.100:179
>> DEBUG:bgpspeaker.speaker:Sent msg to ('192.168.100.100', '179') >>
>> BGPOpen(bgp_identifier='10.10.0.2',hold_time=40,len=41,my_as=64512,opt_param=[BGPOptParamCapabilityMultiprotocol(afi=1,cap_code=1,cap_length=4,length=6,reserved=0,safi=1,type=2),
>>
>> BGPOptParamCapabilityRouteRefresh(cap_code=2,cap_length=0,length=2,type=2)],opt_param_len=12,type=1,version=4)
>> INFO:bgpspeaker.peer:Connection to peer: 192.168.100.100 established
>> DEBUG:bgpspeaker.speaker:Received msg from ('192.168.100.100', '179') <<
>> BGPOpen(bgp_identifier='10.0.0.1',hold_time=180,len=45,my_as=64511,opt_param=[BGPOptParamCapabilityMultiprotocol(afi=1,cap_code=1,cap_length=4,length=6,reserved=0,safi=1,type=2),
>>
>> BGPOptParamCapabilityUnknown(cap_code=128,cap_length=0,cap_value='',length=2,type=2),
>>
>> BGPOptParamCapabilityRouteRefresh(cap_code=2,cap_length=0,length=2,type=2)],opt_param_len=16,type=1,version=4)
>> DEBUG:bgpspeaker.peer:Peer 192.168.100.100 BGP FSM went from Connect to
>> OpenConfirm
>> DEBUG:bgpspeaker.peer:Trying to bind protocol
>> <ryu.services.protocols.bgp.speaker.BgpProtocol object at 0x7ffb02955690> to
>> peer Peer(ip: 192.168.100.100, asn: 64511)
>> DEBUG:bgpspeaker.peer:Connect retry event for Peer(ip: 192.168.100.100, asn:
>> 64511) is cleared
>> DEBUG:bgpspeaker.speaker:Started keep-alive and expire timer for negotiated
>> holdtime 40
>> DEBUG:bgpspeaker.speaker:Sent msg to ('192.168.100.100', '179') >>
>> BGPKeepAlive(len=19,type=4)
>> DEBUG:bgpspeaker.speaker:Received msg from ('192.168.100.100', '179') <<
>> BGPKeepAlive(len=19,type=4)
>> DEBUG:bgpspeaker.peer:Peer 192.168.100.100 BGP FSM went from OpenConfirm to
>> Established
>> DEBUG:bgpspeaker.peer:Communicating current best path for all afi/safi
>> except 1/132
>> DEBUG:bgpspeaker.speaker:Received msg from ('192.168.100.100', '179') <<
>> BGPUpdate(len=57,nlri=[BGPNLRI(addr='192.168.100.0',length=24),
>> BGPNLRI(addr='10.0.0.1',length=32)],path_attributes=[BGPPathAttributeOrigin(flags=64,length=1,type=1,value=2),
>> BGPPathAttributeAsPath(flags=64,length=4,type=2,value=[[64511]]),
>> BGPPathAttributeNextHop(flags=64,length=4,type=3,value='192.168.100.100'),
>> BGPPathAttributeMultiExitDisc(flags=128,length=4,type=4,value=0)],total_path_attribute_len=25,type=2,withdrawn_routes=[],withdrawn_routes_len=0)
>> DEBUG:bgpspeaker.peer:NLRI: BGPNLRI(addr='192.168.100.0',length=24)
>> DEBUG:bgpspeaker.peer:Extracted paths from Update msg.: Path(source:
>> Peer(ip: 192.168.100.100, asn: 64511), nlri:
>> BGPNLRI(addr='192.168.100.0',length=24), source ver#: 1, path attrs.: {1:
>> BGPPathAttributeOrigin(flags=64,length=1,type=1,value=2), 2:
>> BGPPathAttributeAsPath(flags=64,length=4,type=2,value=[[64511]]), 3:
>> BGPPathAttributeNextHop(flags=64,length=4,type=3,value='192.168.100.100'),
>> 4: BGPPathAttributeMultiExitDisc(flags=128,length=4,type=4,value=0)},
>> nexthop: 192.168.100.100, is_withdraw: False)
>> DEBUG:bgpspeaker.signals.base:SIGNAL: ('core', 'adj', 'rib', 'in',
>> 'changed') emited with data: {'peer': <ryu.services.protocols.bgp.peer.Peer
>> object at 0x7ffb029553d0>, 'received_route':
>> <ryu.services.protocols.bgp.model.ReceivedRoute object at 0x7ffb028fc5d0>}
>> DEBUG:bgpspeaker.signals.base:SIGNAL: ('core', 'dest', 'changed') emited
>> with data: Destination(table: Ipv4Table(scope_id: None, rf:
>> RouteFamily(afi=1,safi=1)), nlri: BGPNLRI(addr='192.168.100.0',length=24),
>> paths: 0, withdraws: 0, new paths: 1)
>> DEBUG:bgpspeaker.peer:NLRI: BGPNLRI(addr='10.0.0.1',length=32)
>> DEBUG:bgpspeaker.peer:Extracted paths from Update msg.: Path(source:
>> Peer(ip: 192.168.100.100, asn: 64511), nlri:
>> BGPNLRI(addr='10.0.0.1',length=32), source ver#: 1, path attrs.: {1:
>> BGPPathAttributeOrigin(flags=64,length=1,type=1,value=2), 2:
>> BGPPathAttributeAsPath(flags=64,length=4,type=2,value=[[64511]]), 3:
>> BGPPathAttributeNextHop(flags=64,length=4,type=3,value='192.168.100.100'),
>> 4: BGPPathAttributeMultiExitDisc(flags=128,length=4,type=4,value=0)},
>> nexthop: 192.168.100.100, is_withdraw: False)
>> DEBUG:bgpspeaker.signals.base:SIGNAL: ('core', 'adj', 'rib', 'in',
>> 'changed') emited with data: {'peer': <ryu.services.protocols.bgp.peer.Peer
>> object at 0x7ffb029553d0>, 'received_route':
>> <ryu.services.protocols.bgp.model.ReceivedRoute object at 0x7ffb028fc790>}
>> DEBUG:bgpspeaker.signals.base:SIGNAL: ('core', 'dest', 'changed') emited
>> with data: Destination(table: Ipv4Table(scope_id: None, rf:
>> RouteFamily(afi=1,safi=1)), nlri: BGPNLRI(addr='10.0.0.1',length=32), paths:
>> 0, withdraws: 0, new paths: 1)
>> DEBUG:bgpspeaker.processor:Starting new processing run...
>> DEBUG:bgpspeaker.processor:Processing RT NLRI destination...
>> DEBUG:bgpspeaker.processor:Processing destination...
>> DEBUG:bgpspeaker.info_base.base:Processing destination: Destination(table:
>> Ipv4Table(scope_id: None, rf: RouteFamily(afi=1,safi=1)), nlri:
>> BGPNLRI(addr='192.168.100.0',length=24), paths: 0, withdraws: 0, new paths:
>> 1)
>> DEBUG:bgpspeaker.info_base.base:Removing 0 withdrawals
>> DEBUG:bgpspeaker.info_base.base:New best path selected for destination
>> Destination(table: Ipv4Table(scope_id: None, rf: RouteFamily(afi=1,safi=1)),
>> nlri: BGPNLRI(addr='192.168.100.0',length=24), paths: 1, withdraws: 0, new
>> paths: 0)
>> DEBUG:bgpspeaker.peer:Peer Peer(ip: 192.168.100.100, asn: 64511) asked to
>> communicate path
>> DEBUG:bgpspeaker.peer:Skipping sending path as AS_PATH has peer AS 64511
>> DEBUG:bgpspeaker.signals.base:SIGNAL: ('core', 'best', 'changed') emited
>> with data: {'path': Path(Peer(ip: 192.168.100.100, asn: 64511),
>> BGPNLRI(addr='192.168.100.0',length=24), 1, {1:
>> BGPPathAttributeOrigin(flags=64,length=1,type=1,value=2), 2:
>> BGPPathAttributeAsPath(flags=64,length=4,type=2,value=[[64511]]), 3:
>> BGPPathAttributeNextHop(flags=64,length=4,type=3,value='192.168.100.100'),
>> 4: BGPPathAttributeMultiExitDisc(flags=128,length=4,type=4,value=0)},
>> 192.168.100.100, False), 'is_withdraw': False}
>> the best path changed: 64511 192.168.100.0/24 192.168.100.100 False
>> DEBUG:bgpspeaker.info_base.base:Processing destination: Destination(table:
>> Ipv4Table(scope_id: None, rf: RouteFamily(afi=1,safi=1)), nlri:
>> BGPNLRI(addr='10.0.0.1',length=32), paths: 0, withdraws: 0, new paths: 1)
>> DEBUG:bgpspeaker.info_base.base:Removing 0 withdrawals
>> DEBUG:bgpspeaker.info_base.base:New best path selected for destination
>> Destination(table: Ipv4Table(scope_id: None, rf: RouteFamily(afi=1,safi=1)),
>> nlri: BGPNLRI(addr='10.0.0.1',length=32), paths: 1, withdraws: 0, new paths:
>> 0)
>> DEBUG:bgpspeaker.peer:Peer Peer(ip: 192.168.100.100, asn: 64511) asked to
>> communicate path
>> DEBUG:bgpspeaker.peer:Skipping sending path as AS_PATH has peer AS 64511
>> DEBUG:bgpspeaker.signals.base:SIGNAL: ('core', 'best', 'changed') emited
>> with data: {'path': Path(Peer(ip: 192.168.100.100, asn: 64511),
>> BGPNLRI(addr='10.0.0.1',length=32), 1, {1:
>> BGPPathAttributeOrigin(flags=64,length=1,type=1,value=2), 2:
>> BGPPathAttributeAsPath(flags=64,length=4,type=2,value=[[64511]]), 3:
>> BGPPathAttributeNextHop(flags=64,length=4,type=3,value='192.168.100.100'),
>> 4: BGPPathAttributeMultiExitDisc(flags=128,length=4,type=4,value=0)},
>> 192.168.100.100, False), 'is_withdraw': False}
>> the best path changed: 64511 10.0.0.1/32 192.168.100.100 False
>> DEBUG:bgpspeaker.speaker:Received msg from ('192.168.100.100', '179') <<
>> BGPKeepAlive(len=19,type=4)
>> DEBUG:bgpspeaker.speaker:Received msg from ('192.168.100.100', '179') <<
>> BGPKeepAlive(len=19,type=4)
>> add a new prefix 10.20.1.0/24
>> INFO:bgpspeaker.api.base:API method network.add called with args: {'prefix':
>> '10.20.1.0/24'}
>> DEBUG:bgpspeaker.signals.base:SIGNAL: ('core', 'dest', 'changed') emited
>> with data: Destination(table: Ipv4Table(scope_id: None, rf:
>> RouteFamily(afi=1,safi=1)), nlri: IPAddrPrefix(addr='10.20.1.0',length=24),
>> paths: 0, withdraws: 0, new paths: 1)
>> DEBUG:bgpspeaker.processor:Starting new processing run...
>> DEBUG:bgpspeaker.processor:Processing RT NLRI destination...
>> DEBUG:bgpspeaker.processor:Processing destination...
>> DEBUG:bgpspeaker.info_base.base:Processing destination: Destination(table:
>> Ipv4Table(scope_id: None, rf: RouteFamily(afi=1,safi=1)), nlri:
>> IPAddrPrefix(addr='10.20.1.0',length=24), paths: 0, withdraws: 0, new paths:
>> 1)
>> DEBUG:bgpspeaker.info_base.base:Removing 0 withdrawals
>> DEBUG:bgpspeaker.info_base.base:New best path selected for destination
>> Destination(table: Ipv4Table(scope_id: None, rf: RouteFamily(afi=1,safi=1)),
>> nlri: IPAddrPrefix(addr='10.20.1.0',length=24), paths: 1, withdraws: 0, new
>> paths: 0)
>> DEBUG:bgpspeaker.peer:Peer Peer(ip: 192.168.100.100, asn: 64511) asked to
>> communicate path
>> DEBUG:bgpspeaker.signals.base:SIGNAL: ('core', 'best', 'changed') emited
>> with data: {'path': Path(None, IPAddrPrefix(addr='10.20.1.0',length=24), 1,
>> OrderedDict([(1,
>> BGPPathAttributeOrigin(flags=0,length=None,type=1,value=0)), (2,
>> BGPPathAttributeAsPath(flags=0,length=None,type=2,value=[[]]))]), 0.0.0.0,
>> False), 'is_withdraw': False}
>> DEBUG:bgpspeaker.signals.base:SIGNAL: ('core', 'adj', 'rib', 'out',
>> 'changed') emited with data: {'peer': <ryu.services.protocols.bgp.peer.Peer
>> object at 0x7ffb029553d0>, 'sent_route':
>> <ryu.services.protocols.bgp.model.SentRoute object at 0x7ffb028fcc10>}
>> DEBUG:bgpspeaker.speaker:Sent msg to ('192.168.100.100', '179') >>
>> BGPUpdate(len=45,nlri=[IPAddrPrefix(addr='10.20.1.0',length=24)],path_attributes=[BGPPathAttributeNextHop(flags=64,length=4,type=3,value='192.168.100.102'),
>> BGPPathAttributeOrigin(flags=64,length=1,type=1,value=0),
>> BGPPathAttributeAsPath(flags=64,length=4,type=2,value=[[64512]])],total_path_attribute_len=18,type=2,withdrawn_routes=[],withdrawn_routes_len=0)
>> DEBUG:bgpspeaker.speaker:Sent msg to ('192.168.100.100', '179') >>
>> BGPKeepAlive(len=19,type=4)
>> DEBUG:bgpspeaker.speaker:Received msg from ('192.168.100.100', '179') <<
>> BGPKeepAlive(len=19,type=4)
>> add a new prefix 10.20.2.0/24
>> INFO:bgpspeaker.api.base:API method network.add called with args: {'prefix':
>> '10.20.2.0/24'}
>> DEBUG:bgpspeaker.signals.base:SIGNAL: ('core', 'dest', 'changed') emited
>> with data: Destination(table: Ipv4Table(scope_id: None, rf:
>> RouteFamily(afi=1,safi=1)), nlri: IPAddrPrefix(addr='10.20.2.0',length=24),
>> paths: 0, withdraws: 0, new paths: 1)
>> INFO:bgpspeaker.api.base:API method core.reset_neighbor called with args:
>> {'ip_address': '192.168.100.100'}
>> INFO:bgpspeaker.peer:Peer(ip: 192.168.100.100, asn: 64511) disabled
>> DEBUG:bgpspeaker.signals.base:SIGNAL: ('error', 'bgp',
>> <ryu.services.protocols.bgp.peer.Peer object at 0x7ffb029553d0>) emited with
>> data: {'peer': <ryu.services.protocols.bgp.peer.Peer object at
>> 0x7ffb029553d0>, 'subcode': 2, 'code': 6, 'reason': 'Cease: Administrative
>> Shutdown'}
>> ERROR:bgpspeaker.speaker:Sent notification to ('192.168.100.102', '52986')
>> >> BGPNotification(data='',error_code=6,error_subcode=2,len=21,type=3)
>> DEBUG:bgpspeaker.base:Stopping activity BgpProtocol True,
>> ('192.168.100.100', '179'), ('192.168.100.102', '52986').
>> DEBUG:bgpspeaker.base:BgpProtocol True, ('192.168.100.100', '179'),
>> ('192.168.100.102', '52986'): Stopping timer Holdtime Timer
>> DEBUG:bgpspeaker.processor:Starting new processing run...
>> DEBUG:bgpspeaker.processor:Processing RT NLRI destination...
>> DEBUG:bgpspeaker.processor:Processing destination...
>> DEBUG:bgpspeaker.info_base.base:Processing destination: Destination(table:
>> Ipv4Table(scope_id: None, rf: RouteFamily(afi=1,safi=1)), nlri:
>> IPAddrPrefix(addr='10.20.2.0',length=24), paths: 0, withdraws: 0, new paths:
>> 1)
>> DEBUG:bgpspeaker.info_base.base:Removing 0 withdrawals
>> DEBUG:bgpspeaker.info_base.base:New best path selected for destination
>> Destination(table: Ipv4Table(scope_id: None, rf: RouteFamily(afi=1,safi=1)),
>> nlri: IPAddrPrefix(addr='10.20.2.0',length=24), paths: 1, withdraws: 0, new
>> paths: 0)
>> DEBUG:bgpspeaker.peer:Peer Peer(ip: 192.168.100.100, asn: 64511) asked to
>> communicate path
>> DEBUG:bgpspeaker.signals.base:SIGNAL: ('core', 'best', 'changed') emited
>> with data: {'path': Path(None, IPAddrPrefix(addr='10.20.2.0',length=24), 1,
>> OrderedDict([(1,
>> BGPPathAttributeOrigin(flags=0,length=None,type=1,value=0)), (2,
>> BGPPathAttributeAsPath(flags=0,length=None,type=2,value=[[]]))]), 0.0.0.0,
>> False), 'is_withdraw': False}
>> DEBUG:bgpspeaker.base:BgpProtocol True, ('192.168.100.100', '179'),
>> ('192.168.100.102', '52986'): Stopping timer Keepalive Timer
>> DEBUG:bgpspeaker.signals.base:SIGNAL: ('core', 'adj', 'rib', 'out',
>> 'changed') emited with data: {'peer': <ryu.services.protocols.bgp.peer.Peer
>> object at 0x7ffb029553d0>, 'sent_route':
>> <ryu.services.protocols.bgp.model.SentRoute object at 0x7ffb028fcc90>}
>> INFO:bgpspeaker.peer:Connection to peer 192.168.100.100 lost, reason: failed
>> to write to socket Resetting retry connect loop: False
>> DEBUG:bgpspeaker.peer:Peer 192.168.100.100 BGP FSM went from Established to
>> Idle
>> DEBUG:bgpspeaker.base:Stopping activity BgpProtocol True,
>> ('192.168.100.100', '179'), ('192.168.100.102', '52986').
>> DEBUG:bgpspeaker.base:BgpProtocol True, ('192.168.100.100', '179'),
>> ('192.168.100.102', '52986'): Stopping timer Holdtime Timer
>> DEBUG:bgpspeaker.base:BgpProtocol True, ('192.168.100.100', '179'),
>> ('192.168.100.102', '52986'): Stopping timer Keepalive Timer
>> DEBUG:bgpspeaker.base:BgpProtocol True, ('192.168.100.100', '179'),
>> ('192.168.100.102', '52986'): Closing socket passive_conn -
>> <eventlet.greenio.GreenSocket object at 0x7ffb02955710>
>> DEBUG:bgpspeaker.base:Stopping activity BgpProtocol True,
>> ('192.168.100.100', '179'), ('192.168.100.102', '52986') finished.
>> DEBUG:bgpspeaker.peer:Un-scheduling sending of initial Non-RTC UPDATEs
>> (init. UPDATEs already sent: False)
>> DEBUG:bgpspeaker.core_managers.peer_manager:Cleaning obsolete paths whose
>> source/version: 192.168.100.100/2
>> DEBUG:bgpspeaker.info_base.base:Cleaning paths from table
>> Ipv4Table(scope_id: None, rf: RouteFamily(afi=1,safi=1)) for peer Peer(ip:
>> 192.168.100.100, asn: 64511)
>> DEBUG:bgpspeaker.info_base.base:Removed sent route
>> IPAddrPrefix(addr='10.20.1.0',length=24) for Peer(ip: 192.168.100.100, asn:
>> 64511)
>> DEBUG:bgpspeaker.signals.base:SIGNAL: ('core', 'dest', 'changed') emited
>> with data: Destination(table: Ipv4Table(scope_id: None, rf:
>> RouteFamily(afi=1,safi=1)), nlri: BGPNLRI(addr='192.168.100.0',length=24),
>> paths: 0, withdraws: 0, new paths: 0)
>> DEBUG:bgpspeaker.signals.base:SIGNAL: ('core', 'dest', 'changed') emited
>> with data: Destination(table: Ipv4Table(scope_id: None, rf:
>> RouteFamily(afi=1,safi=1)), nlri: BGPNLRI(addr='10.0.0.1',length=32), paths:
>> 0, withdraws: 0, new paths: 0)
>> INFO:bgpspeaker.speaker:failed to write to socket
>> DEBUG:bgpspeaker.speaker:Sent msg to ('192.168.100.100', '179') >>
>> BGPUpdate(len=45,nlri=[IPAddrPrefix(addr='10.20.2.0',length=24)],path_attributes=[BGPPathAttributeNextHop(flags=64,length=4,type=3,value='192.168.100.102'),
>> BGPPathAttributeOrigin(flags=64,length=1,type=1,value=0),
>> BGPPathAttributeAsPath(flags=64,length=4,type=2,value=[[64512]])],total_path_attribute_len=18,type=2,withdrawn_routes=[],withdrawn_routes_len=0)
>> DEBUG:bgpspeaker.base:Stopping activity BgpProtocol True,
>> ('192.168.100.100', '179'), ('192.168.100.102', '52986') finished.
>> DEBUG:bgpspeaker.peer:Disabling connect-retry as neighbor was disabled
>> DEBUG:bgpspeaker.processor:Starting new processing run...
>> DEBUG:bgpspeaker.processor:Processing RT NLRI destination...
>> DEBUG:bgpspeaker.processor:Processing destination...
>> DEBUG:bgpspeaker.info_base.base:Processing destination: Destination(table:
>> Ipv4Table(scope_id: None, rf: RouteFamily(afi=1,safi=1)), nlri:
>> BGPNLRI(addr='192.168.100.0',length=24), paths: 0, withdraws: 0, new paths:
>> 0)
>> DEBUG:bgpspeaker.info_base.base:Removing 0 withdrawals
>> DEBUG:bgpspeaker.signals.base:SIGNAL: ('core', 'best', 'changed') emited
>> with data: {'path': Path(Peer(ip: 192.168.100.100, asn: 64511),
>> BGPNLRI(addr='192.168.100.0',length=24), 1, {1:
>> BGPPathAttributeOrigin(flags=64,length=1,type=1,value=2), 2:
>> BGPPathAttributeAsPath(flags=64,length=4,type=2,value=[[64511]]), 3:
>> BGPPathAttributeNextHop(flags=64,length=4,type=3,value='192.168.100.100'),
>> 4: BGPPathAttributeMultiExitDisc(flags=128,length=4,type=4,value=0)},
>> 192.168.100.100, False), 'is_withdraw': True}
>> the best path changed: 64511 192.168.100.0/24 192.168.100.100 True
>> DEBUG:bgpspeaker.info_base.base:Processing destination: Destination(table:
>> Ipv4Table(scope_id: None, rf: RouteFamily(afi=1,safi=1)), nlri:
>> BGPNLRI(addr='10.0.0.1',length=32), paths: 0, withdraws: 0, new paths: 0)
>> DEBUG:bgpspeaker.info_base.base:Removing 0 withdrawals
>> DEBUG:bgpspeaker.signals.base:SIGNAL: ('core', 'best', 'changed') emited
>> with data: {'path': Path(Peer(ip: 192.168.100.100, asn: 64511),
>> BGPNLRI(addr='10.0.0.1',length=32), 1, {1:
>> BGPPathAttributeOrigin(flags=64,length=1,type=1,value=2), 2:
>> BGPPathAttributeAsPath(flags=64,length=4,type=2,value=[[64511]]), 3:
>> BGPPathAttributeNextHop(flags=64,length=4,type=3,value='192.168.100.100'),
>> 4: BGPPathAttributeMultiExitDisc(flags=128,length=4,type=4,value=0)},
>> 192.168.100.100, False), 'is_withdraw': True}
>> the best path changed: 64511 10.0.0.1/32 192.168.100.100 True
>> INFO:bgpspeaker.peer:Peer(ip: 192.168.100.100, asn: 64511) enabled
>> DEBUG:bgpspeaker.peer:Peer 192.168.100.100 BGP FSM went from Idle to Connect
>> DEBUG:bgpspeaker.peer:Starting connect loop as neighbor is enabled.
>> add a new prefix 10.20.3.0/24
>> INFO:bgpspeaker.api.base:API method network.add called with args: {'prefix':
>> '10.20.3.0/24'}
>> DEBUG:bgpspeaker.signals.base:SIGNAL: ('core', 'dest', 'changed') emited
>> with data: Destination(table: Ipv4Table(scope_id: None, rf:
>> RouteFamily(afi=1,safi=1)), nlri: IPAddrPrefix(addr='10.20.3.0',length=24),
>> paths: 0, withdraws: 0, new paths: 1)
>> DEBUG:bgpspeaker.processor:Starting new processing run...
>> DEBUG:bgpspeaker.processor:Processing RT NLRI destination...
>> DEBUG:bgpspeaker.processor:Processing destination...
>> DEBUG:bgpspeaker.info_base.base:Processing destination: Destination(table:
>> Ipv4Table(scope_id: None, rf: RouteFamily(afi=1,safi=1)), nlri:
>> IPAddrPrefix(addr='10.20.3.0',length=24), paths: 0, withdraws: 0, new paths:
>> 1)
>> DEBUG:bgpspeaker.info_base.base:Removing 0 withdrawals
>> DEBUG:bgpspeaker.info_base.base:New best path selected for destination
>> Destination(table: Ipv4Table(scope_id: None, rf: RouteFamily(afi=1,safi=1)),
>> nlri: IPAddrPrefix(addr='10.20.3.0',length=24), paths: 1, withdraws: 0, new
>> paths: 0)
>> DEBUG:bgpspeaker.peer:Peer Peer(ip: 192.168.100.100, asn: 64511) asked to
>> communicate path
>> DEBUG:bgpspeaker.peer:Skipping sending path as peer is not in ESTABLISHED
>> state Path(source: None, nlri: IPAddrPrefix(addr='10.20.3.0',length=24),
>> source ver#: 1, path attrs.: OrderedDict([(1,
>> BGPPathAttributeOrigin(flags=0,length=None,type=1,value=0)), (2,
>> BGPPathAttributeAsPath(flags=0,length=None,type=2,value=[[]]))]), nexthop:
>> 0.0.0.0, is_withdraw: False)
>> DEBUG:bgpspeaker.signals.base:SIGNAL: ('core', 'best', 'changed') emited
>> with data: {'path': Path(None, IPAddrPrefix(addr='10.20.3.0',length=24), 1,
>> OrderedDict([(1,
>> BGPPathAttributeOrigin(flags=0,length=None,type=1,value=0)), (2,
>> BGPPathAttributeAsPath(flags=0,length=None,type=2,value=[[]]))]), 0.0.0.0,
>> False), 'is_withdraw': False}
>> add a new prefix 10.20.4.0/24
>> INFO:bgpspeaker.api.base:API method network.add called with args: {'prefix':
>> '10.20.4.0/24'}
>> DEBUG:bgpspeaker.signals.base:SIGNAL: ('core', 'dest', 'changed') emited
>> with data: Destination(table: Ipv4Table(scope_id: None, rf:
>> RouteFamily(afi=1,safi=1)), nlri: IPAddrPrefix(addr='10.20.4.0',length=24),
>> paths: 0, withdraws: 0, new paths: 1)
>> INFO:bgpspeaker.api.base:API method core.stop called with args: {}
>> DEBUG:bgpspeaker.base:Stopping activity UnknownActivity: 1406604748.82.
>> DEBUG:bgpspeaker.base:UnknownActivity: 1406604748.82: Stopping child
>> activity core_service
>> DEBUG:bgpspeaker.base:Stopping activity core_service.
>> DEBUG:bgpspeaker.base:core_service: Stopping child activity Peer:
>> 192.168.100.100
>> DEBUG:bgpspeaker.base:Stopping activity Peer: 192.168.100.100.
>> DEBUG:bgpspeaker.base:Peer: 192.168.100.100: Stopping timer Peer State
>> Summary Stats Timer
>> DEBUG:bgpspeaker.base:Peer: 192.168.100.100: Stopping child thread
>> peer.process_outgoing
>> DEBUG:bgpspeaker.processor:Starting new processing run...
>> DEBUG:bgpspeaker.processor:Processing RT NLRI destination...
>> DEBUG:bgpspeaker.processor:Processing destination...
>> DEBUG:bgpspeaker.info_base.base:Processing destination: Destination(table:
>> Ipv4Table(scope_id: None, rf: RouteFamily(afi=1,safi=1)), nlri:
>> IPAddrPrefix(addr='10.20.4.0',length=24), paths: 0, withdraws: 0, new paths:
>> 1)
>> DEBUG:bgpspeaker.info_base.base:Removing 0 withdrawals
>> DEBUG:bgpspeaker.info_base.base:New best path selected for destination
>> Destination(table: Ipv4Table(scope_id: None, rf: RouteFamily(afi=1,safi=1)),
>> nlri: IPAddrPrefix(addr='10.20.4.0',length=24), paths: 1, withdraws: 0, new
>> paths: 0)
>> DEBUG:bgpspeaker.peer:Peer Peer(ip: 192.168.100.100, asn: 64511) asked to
>> communicate path
>> DEBUG:bgpspeaker.peer:Skipping sending path as peer is not in ESTABLISHED
>> state Path(source: None, nlri: IPAddrPrefix(addr='10.20.4.0',length=24),
>> source ver#: 1, path attrs.: OrderedDict([(1,
>> BGPPathAttributeOrigin(flags=0,length=None,type=1,value=0)), (2,
>> BGPPathAttributeAsPath(flags=0,length=None,type=2,value=[[]]))]), nexthop:
>> 0.0.0.0, is_withdraw: False)
>> DEBUG:bgpspeaker.signals.base:SIGNAL: ('core', 'best', 'changed') emited
>> with data: {'path': Path(None, IPAddrPrefix(addr='10.20.4.0',length=24), 1,
>> OrderedDict([(1,
>> BGPPathAttributeOrigin(flags=0,length=None,type=1,value=0)), (2,
>> BGPPathAttributeAsPath(flags=0,length=None,type=2,value=[[]]))]), 0.0.0.0,
>> False), 'is_withdraw': False}
>> DEBUG:bgpspeaker.base:Peer: 192.168.100.100: Closing socket L:
>> 192.168.100.102, R: 192.168.100.100 - <eventlet.greenio.GreenSocket object
>> at 0x7ffb02955710>
>> DEBUG:bgpspeaker.base:Stopping activity Peer: 192.168.100.100 finished.
>> DEBUG:bgpspeaker.base:core_service: Stopping child activity BgpProtocol
>> True, ('192.168.100.100', '179'), ('192.168.100.102', '52986')
>> DEBUG:bgpspeaker.base:core_service: Stopping child activity UnknownActivity:
>> 1406604748.87
>> DEBUG:bgpspeaker.base:Stopping activity UnknownActivity: 1406604748.87.
>> DEBUG:bgpspeaker.base:Stopping activity UnknownActivity: 1406604748.87
>> finished.
>> DEBUG:bgpspeaker.base:core_service: Stopping child thread
>> core_service_server@0.0.0.0<mailto:core_service_server@0.0.0.0>
>> DEBUG:bgpspeaker.base:core_service: Stopping child thread Peer:
>> 192.168.100.100
>> DEBUG:bgpspeaker.base:core_service: Stopping child thread BgpProtocol True,
>> ('192.168.100.100', '179'), ('192.168.100.102', '52986')
>> INFO:bgpspeaker.speaker:Connection lost as protocol is no longer active
>> DEBUG:bgpspeaker.base:core_service: Stopping child thread UnknownActivity:
>> 1406604748.87
>> DEBUG:bgpspeaker.base:Stopping activity core_service finished.
>> DEBUG:bgpspeaker.base:UnknownActivity: 1406604748.82: Stopping child thread
>> core_service
>> DEBUG:bgpspeaker.base:Stopping activity UnknownActivity: 1406604748.82
>> finished.
>>
>>
>>
>>
>>
>>
>>
>>
>>
>>
>> 2014/07/29 12:31、Toshiki Tsuboi <t.tsubo2...@gmail.com
>> <mailto:t.tsubo2...@gmail.com>> のメール：
>>
>>> Hi
>>>
>>> I’ve tested in latest master branch .
>>> But, it looks this issue has occurred again .
>>>
>>> regards
>>> Toshiki Tsuboi
>>>
>>>
>>> —---- test result as following ---------
>>>
>>> (1) starting My sampleApp ( changes log level from info to debug )
>>>
>>> $ sudo ./start_RyuBGPSpeaker.sh
>>>
>>> ...(snip)
>>>
>>> DEBUG 2014-07-29 12:18:02,525 speaker 447 Received msg from
>>> ('192.168.100.100', '179') << BGPKeepAlive(len=19,type=4)
>>> DEBUG 2014-07-29 12:18:02,526 speaker 447 Received msg from
>>> ('192.168.100.100', '179') << BGPKeepAlive(len=19,type=4)
>>> DEBUG 2014-07-29 12:18:15,495 speaker 401 Sent msg to ('192.168.100.100',
>>> '179') >> BGPKeepAlive(len=19,type=4)
>>> DEBUG 2014-07-29 12:18:16,474 speaker 447 Received msg from
>>> ('192.168.100.100', '179') << BGPKeepAlive(len=19,type=4)
>>> DEBUG 2014-07-29 12:18:28,507 speaker 401 Sent msg to ('192.168.100.100',
>>> '179') >> BGPKeepAlive(len=19,type=4)
>>> DEBUG 2014-07-29 12:18:29,475 speaker 447 Received msg from
>>> ('192.168.100.100', '179') << BGPKeepAlive(len=19,type=4)
>>> DEBUG 2014-07-29 12:18:32,441 base 345 Connect request received from client
>>> for port 127.0.0.1:35865
>>> CRITICAL 2014-07-29 12:18:32,444 net_ctrl 121 RPC Session to ('127.0.0.1',
>>> 35865) started
>>> DEBUG 2014-07-29 12:18:32,445 net_ctrl 199 NetworkController processing
>>> outgoing request list.
>>> DEBUG 2014-07-29 12:18:32,445 net_ctrl 166 NetworkController started
>>> processing incoming messages
>>> DEBUG 2014-07-29 12:18:38,527 net_ctrl 373 Request from
>>> NetworkController<<: core.reset_neighbor [{'ip_address': '192.168.100.100'}]
>>> INFO 2014-07-29 12:18:38,527 base 207 API method core.reset_neighbor called
>>> with args: {'ip_address': '192.168.100.100'}
>>> INFO 2014-07-29 12:18:38,527 peer 459 Peer(ip: 192.168.100.100, asn: 64511)
>>> disabled
>>> DEBUG 2014-07-29 12:18:38,527 base 11 SIGNAL: ('error', 'bgp',
>>> <ryu.services.protocols.bgp.peer.Peer object at 0x7ff6fca70f50>) emited
>>> with data: {'peer': <ryu.services.protocols.bgp.peer.Peer object at
>>> 0x7ff6fca70f50>, 'subcode': 2, 'code': 6, 'reason': 'Cease: Administrative
>>> Shutdown'}
>>> ERROR 2014-07-29 12:18:38,528 speaker 376 Sent notification to
>>> ('192.168.100.102', '52938') >>
>>> BGPNotification(data='',error_code=6,error_subcode=2,len=21,type=3)
>>> DEBUG 2014-07-29 12:18:38,528 base 305 Stopping activity BgpProtocol True,
>>> ('192.168.100.100', '179'), ('192.168.100.102', '52938').
>>> DEBUG 2014-07-29 12:18:38,528 base 291 BgpProtocol True,
>>> ('192.168.100.100', '179'), ('192.168.100.102', '52938'): Stopping timer
>>> Holdtime Timer
>>> DEBUG 2014-07-29 12:18:38,528 base 291 BgpProtocol True,
>>> ('192.168.100.100', '179'), ('192.168.100.102', '52938'): Stopping timer
>>> Keepalive Timer
>>> DEBUG 2014-07-29 12:18:38,528 base 285 BgpProtocol True,
>>> ('192.168.100.100', '179'), ('192.168.100.102', '52938'): Closing socket
>>> passive_conn - <eventlet.greenio.GreenSocket object at 0x7ff6fca8ed50>
>>> DEBUG 2014-07-29 12:18:38,528 base 317 Stopping activity BgpProtocol True,
>>> ('192.168.100.100', '179'), ('192.168.100.102', '52938') finished.
>>> DEBUG 2014-07-29 12:18:38,529 peer 209 Peer 192.168.100.100 BGP FSM went
>>> from Established to Idle
>>> DEBUG 2014-07-29 12:18:38,529 peer 475 Disabling connect-retry as neighbor
>>> was disabled
>>> DEBUG 2014-07-29 12:18:39,453 base 345 Connect request received from client
>>> for port 127.0.0.1:35866
>>> DEBUG 2014-07-29 12:18:39,454 base 305 Stopping activity UnknownActivity:
>>> 1406603912.44.
>>> DEBUG 2014-07-29 12:18:39,454 base 276 UnknownActivity: 1406603912.44:
>>> Stopping child thread net_ctrl._process_outgoing
>>> DEBUG 2014-07-29 12:18:39,455 base 276 UnknownActivity: 1406603912.44:
>>> Stopping child thread net_ctrl._process_incoming
>>> DEBUG 2014-07-29 12:18:39,455 base 317 Stopping activity UnknownActivity:
>>> 1406603912.44 finished.
>>> CRITICAL 2014-07-29 12:18:39,456 net_ctrl 109 RPC Session to ('127.0.0.1',
>>> 35865) stopped
>>> CRITICAL 2014-07-29 12:18:39,456 net_ctrl 121 RPC Session to ('127.0.0.1',
>>> 35866) started
>>> DEBUG 2014-07-29 12:18:39,457 net_ctrl 199 NetworkController processing
>>> outgoing request list.
>>> DEBUG 2014-07-29 12:18:39,457 net_ctrl 166 NetworkController started
>>> processing incoming messages
>>> DEBUG 2014-07-29 12:18:39,457 net_ctrl 373 Request from
>>> NetworkController<<: core.reset_neighbor [{'ip_address': '192.168.100.100'}]
>>> INFO 2014-07-29 12:18:39,458 base 207 API method core.reset_neighbor called
>>> with args: {'ip_address': '192.168.100.100'}
>>> ERROR 2014-07-29 12:18:39,461 base 222 Traceback (most recent call last):
>>> File
>>> "/usr/local/lib/python2.7/dist-packages/ryu/services/protocols/bgp/api/base.py",
>>> line 220, in call
>>> return call(**kwargs)
>>> File
>>> "/usr/local/lib/python2.7/dist-packages/ryu/services/protocols/bgp/api/core.py",
>>> line 78, in reset_neighor
>>> ' reset.' % ip_address)
>>> RuntimeConfigError: 200.1 - Neighbor 192.168.100.100 is not enabled, hence
>>> cannot reset.
>>>
>>> ERROR 2014-07-29 12:18:39,467 hub 60 hub: uncaught exception: Traceback
>>> (most recent call last):
>>> File "/usr/local/lib/python2.7/dist-packages/ryu/lib/hub.py", line 52, in
>>> _launch
>>> func(*args, **kwargs)
>>> File
>>> "/usr/local/lib/python2.7/dist-packages/ryu/services/protocols/bgp/net_ctrl.py",
>>> line 171, in _process_incoming_msgs
>>> msg_buff = self._recv()
>>> File
>>> "/usr/local/lib/python2.7/dist-packages/ryu/services/protocols/bgp/net_ctrl.py",
>>> line 222, in _recv
>>> return self._sock_wrap(self._socket.recv)(RPC_SOCK_BUFF_SIZE)
>>> File
>>> "/usr/local/lib/python2.7/dist-packages/ryu/services/protocols/bgp/net_ctrl.py",
>>> line 230, in wrapper
>>> ret = func(*args, **kwargs)
>>> File "/usr/local/lib/python2.7/dist-packages/eventlet/greenio.py", line
>>> 264, in recv
>>> timeout_exc=socket.timeout("timed out"))
>>> File "/usr/local/lib/python2.7/dist-packages/eventlet/hubs/__init__.py",
>>> line 151, in trampoline
>>> listener = hub.add(hub.READ, fileno, current.switch)
>>> File "/usr/local/lib/python2.7/dist-packages/eventlet/hubs/epolls.py",
>>> line 48, in add
>>> listener = BaseHub.add(self, evtype, fileno, cb)
>>> File "/usr/local/lib/python2.7/dist-packages/eventlet/hubs/hub.py", line
>>> 126, in add
>>> evtype, fileno, evtype))
>>> RuntimeError: Second simultaneous read on fileno 11 detected. Unless you
>>> really know what you're doing, make sure that only one greenthread can read
>>> any particular socket. Consider using a pools.Pool. If you do know what
>>> you're doing and want to disable this error, call
>>> eventlet.debug.hub_prevent_multiple_readers(False)
>>>
>>>
>>> (2) neighbor reset through RPC in Ryu-cli
>>>
>>> $ ./rpc_cli.py --peers=bgps=localhost:50002
>>> (Cmd) request bgps core.reset_neighbor [{'ip_address': '192.168.100.100'}]
>>> NOTIFICATION from bgps ['neighbor.state', {'state': 'Idle', 'ip_address':
>>> '192.168.100.100'}]
>>> NOTIFICATION from bgps ['neighbor.down', {'ip_address': '192.168.100.100'}]
>>> disconnected. trying to connect...
>>> connected. retrying the request...
>>> RPC ERROR 200.1 - Neighbor 192.168.100.100 is not enabled, hence cannot
>>> reset.
>>>
>>>
>>>
>>> 2014/07/29 11:32、ISHIDA Wataru <ishida.wat...@lab.ntt.co.jp
>>> <mailto:ishida.wat...@lab.ntt.co.jp>> のメール：
>>>
>>>> Hi,
>>>>
>>>> Thanks for the report.
>>>> I sent the patch to fix reset neighbor and already merged.
>>>> Please try it out.
>>>>
>>>> thanks
>>>>
>>>> (2014/07/27 17:31), Toshiki Tsuboi wrote:
>>>>> Hi
>>>>>
>>>>> I’ve tested again after adapting the following patch code .
>>>>> But, this issue has not resolved now .
>>>>> -> I’m not sure why RPC has disconnected between Ryu-cli and
>>>>> NetworkController(net_ctrl) ,after receiving reset_neighbor .
>>>>>
>>>>> diff --git a/ryu/services/protocols/bgp/speaker.py
>>>>> b/ryu/services/protocols/bgp/speaker.py
>>>>> index 2c823f5..cfa8be7 100644
>>>>> --- a/ryu/services/protocols/bgp/speaker.py
>>>>> +++ b/ryu/services/protocols/bgp/speaker.py
>>>>> @@ -371,8 +371,8 @@ class BgpProtocol(Protocol, Activity):
>>>>> reason = notification.reason
>>>>> self._send_with_lock(notification)
>>>>> self._signal_bus.bgp_error(self._peer, code, subcode, reason)
>>>>> - if len(self._localname()):
>>>>> - LOG.error('Sent notification to %r >> %s' %
>>>>> (self._localname(),
>>>>> + if len(self._localname):
>>>>> + LOG.error('Sent notification to %r >> %s' % (self._localname,
>>>>> notification))
>>>>> self._socket.close()
>>>>>
>>>>>
>>>>> I hope this report is useful for resolving the issue .
>>>>> Best regards.
>>>>>
>>>>> Toshiki Tsuboi
>>>>>
>>>>>
>>>>> —---- test result as following ---------
>>>>>
>>>>> (1) starting My sampleApp ( changes log level from info to debug )
>>>>>
>>>>> $ sudo ./start_RyuBGPSpeaker.sh
>>>>>
>>>>> …(snip)
>>>>>
>>>>> DEBUG 2014-07-27 17:04:10,345 speaker 447 Received msg from
>>>>> ('192.168.100.100', '179') <<
>>>>> BGPKeepAlive(len=19,marker='\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff',type=4)
>>>>> DEBUG 2014-07-27 17:04:10,346 speaker 447 Received msg from
>>>>> ('192.168.100.100', '179') <<
>>>>> BGPKeepAlive(len=19,marker='\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff',type=4)
>>>>> DEBUG 2014-07-27 17:04:19,174 base 345 Connect request received from
>>>>> client for port 127.0.0.1:42502
>>>>> CRITICAL 2014-07-27 17:04:19,185 net_ctrl 121 RPC Session to
>>>>> ('127.0.0.1', 42502) started
>>>>> DEBUG 2014-07-27 17:04:19,185 net_ctrl 199 NetworkController processing
>>>>> outgoing request list.
>>>>> DEBUG 2014-07-27 17:04:19,186 net_ctrl 166 NetworkController started
>>>>> processing incoming messages
>>>>> DEBUG 2014-07-27 17:04:19,186 net_ctrl 373 Request from
>>>>> NetworkController<<: core.reset_neighbor [{'ip_address':
>>>>> '192.168.100.100'}]
>>>>> INFO 2014-07-27 17:04:19,187 base 207 API method core.reset_neighbor
>>>>> called with args: {'ip_address': '192.168.100.100'}
>>>>> DEBUG 2014-07-27 17:04:19,187 peer 415 Peer Peer(ip: 192.168.100.100,
>>>>> asn: 64511) configuration update event, enabled: False.
>>>>> DEBUG 2014-07-27 17:04:19,188 base 11 SIGNAL: ('error', 'bgp',
>>>>> <ryu.services.protocols.bgp.peer.Peer object at 0x7fc120a6c750>) emited
>>>>> with data: {'peer': <ryu.services.protocols.bgp.peer.Peer object at
>>>>> 0x7fc120a6c750>, 'subcode': 2, 'code': 6, 'reason': 'Cease:
>>>>> Administrative Shutdown'}
>>>>> ERROR 2014-07-27 17:04:19,188 speaker 376 Sent notification to
>>>>> ('192.168.100.102', '59501') >>
>>>>> BGPNotification(data='',error_code=6,error_subcode=2,len=21,marker='\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff',type=3)
>>>>> DEBUG 2014-07-27 17:04:19,189 base 305 Stopping activity BgpProtocol
>>>>> True, ('192.168.100.100', '179'), ('192.168.100.102', '59501').
>>>>> DEBUG 2014-07-27 17:04:19,189 base 291 BgpProtocol True,
>>>>> ('192.168.100.100', '179'), ('192.168.100.102', '59501'): Stopping timer
>>>>> Holdtime Timer
>>>>> DEBUG 2014-07-27 17:04:19,189 base 291 BgpProtocol True,
>>>>> ('192.168.100.100', '179'), ('192.168.100.102', '59501'): Stopping timer
>>>>> Keepalive Timer
>>>>> DEBUG 2014-07-27 17:04:19,190 base 285 BgpProtocol True,
>>>>> ('192.168.100.100', '179'), ('192.168.100.102', '59501'): Closing socket
>>>>> passive_conn - <eventlet.greenio.GreenSocket object at 0x7fc120a8a550>
>>>>> DEBUG 2014-07-27 17:04:19,190 base 317 Stopping activity BgpProtocol
>>>>> True, ('192.168.100.100', '179'), ('192.168.100.102', '59501') finished.
>>>>> DEBUG 2014-07-27 17:04:19,191 peer 439 Disabling connect-retry as
>>>>> neighbor was disabled (True)
>>>>> DEBUG 2014-07-27 17:04:19,774 base 345 Connect request received from
>>>>> client for port 127.0.0.1:42503
>>>>> DEBUG 2014-07-27 17:04:19,775 base 305 Stopping activity UnknownActivity:
>>>>> 1406448259.17.
>>>>> DEBUG 2014-07-27 17:04:19,776 base 276 UnknownActivity: 1406448259.17:
>>>>> Stopping child thread net_ctrl._process_outgoing
>>>>> DEBUG 2014-07-27 17:04:19,776 base 276 UnknownActivity: 1406448259.17:
>>>>> Stopping child thread net_ctrl._process_incoming
>>>>> DEBUG 2014-07-27 17:04:19,776 base 317 Stopping activity UnknownActivity:
>>>>> 1406448259.17 finished.
>>>>> CRITICAL 2014-07-27 17:04:19,777 net_ctrl 109 RPC Session to
>>>>> ('127.0.0.1', 42502) stopped
>>>>> CRITICAL 2014-07-27 17:04:19,777 net_ctrl 121 RPC Session to
>>>>> ('127.0.0.1', 42503) started
>>>>> DEBUG 2014-07-27 17:04:19,778 net_ctrl 199 NetworkController processing
>>>>> outgoing request list.
>>>>> DEBUG 2014-07-27 17:04:19,779 net_ctrl 166 NetworkController started
>>>>> processing incoming messages
>>>>> DEBUG 2014-07-27 17:04:19,779 net_ctrl 373 Request from
>>>>> NetworkController<<: core.reset_neighbor [{'ip_address':
>>>>> '192.168.100.100'}]
>>>>> INFO 2014-07-27 17:04:19,780 base 207 API method core.reset_neighbor
>>>>> called with args: {'ip_address': '192.168.100.100'}
>>>>> ERROR 2014-07-27 17:04:19,783 base 222 Traceback (most recent call last):
>>>>> File
>>>>> "/usr/local/lib/python2.7/dist-packages/ryu/services/protocols/bgp/api/base.py",
>>>>> line 220, in call
>>>>> return call(**kwargs)
>>>>> File
>>>>> "/usr/local/lib/python2.7/dist-packages/ryu/services/protocols/bgp/api/core.py",
>>>>> line 79, in reset_neighor
>>>>> ' reset.' % ip_address)
>>>>> RuntimeConfigError: 200.1 - Neighbor 192.168.100.100 is not enabled,
>>>>> hence cannot reset.
>>>>>
>>>>> ERROR 2014-07-27 17:04:19,790 hub 60 hub: uncaught exception: Traceback
>>>>> (most recent call last):
>>>>> File "/usr/local/lib/python2.7/dist-packages/ryu/lib/hub.py", line 52,
>>>>> in _launch
>>>>> func(*args, **kwargs)
>>>>> File
>>>>> "/usr/local/lib/python2.7/dist-packages/ryu/services/protocols/bgp/net_ctrl.py",
>>>>> line 171, in _process_incoming_msgs
>>>>> msg_buff = self._recv()
>>>>> File
>>>>> "/usr/local/lib/python2.7/dist-packages/ryu/services/protocols/bgp/net_ctrl.py",
>>>>> line 222, in _recv
>>>>> return self._sock_wrap(self._socket.recv)(RPC_SOCK_BUFF_SIZE)
>>>>> File
>>>>> "/usr/local/lib/python2.7/dist-packages/ryu/services/protocols/bgp/net_ctrl.py",
>>>>> line 230, in wrapper
>>>>> ret = func(*args, **kwargs)
>>>>> File "/usr/local/lib/python2.7/dist-packages/eventlet/greenio.py", line
>>>>> 264, in recv
>>>>> timeout_exc=socket.timeout("timed out"))
>>>>> File "/usr/local/lib/python2.7/dist-packages/eventlet/hubs/__init__.py",
>>>>> line 151, in trampoline
>>>>> listener = hub.add(hub.READ, fileno, current.switch)
>>>>> File "/usr/local/lib/python2.7/dist-packages/eventlet/hubs/epolls.py",
>>>>> line 48, in add
>>>>> listener = BaseHub.add(self, evtype, fileno, cb)
>>>>> File "/usr/local/lib/python2.7/dist-packages/eventlet/hubs/hub.py", line
>>>>> 126, in add
>>>>> evtype, fileno, evtype))
>>>>> RuntimeError: Second simultaneous read on fileno 11 detected. Unless you
>>>>> really know what you're doing, make sure that only one greenthread can
>>>>> read any particular socket. Consider using a pools.Pool. If you do know
>>>>> what you're doing and want to disable this error, call
>>>>> eventlet.debug.hub_prevent_multiple_readers(False)
>>>>>
>>>>> DEBUG 2014-07-27 17:05:05,569 base 345 Connect request received from
>>>>> client for port 192.168.100.100:31791
>>>>> DEBUG 2014-07-27 17:05:05,570 core 435 Closed connection to
>>>>> 192.168.100.100:31791 as it is not a recognized peer.
>>>>> DEBUG 2014-07-27 17:05:05,570 base 11 SIGNAL: ('error', 'bgp', None)
>>>>> emited with data: {'peer': None, 'subcode': 5, 'code': 6, 'reason':
>>>>> 'Cease: Connection Rejected'}
>>>>> ERROR 2014-07-27 17:05:05,570 speaker 376 Sent notification to
>>>>> ('192.168.100.102', '179') >>
>>>>> BGPNotification(data='',error_code=6,error_subcode=5,len=21,marker='\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff',type=3)
>>>>> DEBUG 2014-07-27 17:05:45,523 base 345 Connect request received from
>>>>> client for port 192.168.100.100:16040
>>>>> DEBUG 2014-07-27 17:05:45,524 core 435 Closed connection to
>>>>> 192.168.100.100:16040 as it is not a recognized peer.
>>>>> DEBUG 2014-07-27 17:05:45,524 base 11 SIGNAL: ('error', 'bgp', None)
>>>>> emited with data: {'peer': None, 'subcode': 5, 'code': 6, 'reason':
>>>>> 'Cease: Connection Rejected'}
>>>>> ERROR 2014-07-27 17:05:45,524 speaker 376 Sent notification to
>>>>> ('192.168.100.102', '179') >>
>>>>> BGPNotification(data='',error_code=6,error_subcode=5,len=21,marker='\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff',type=3)
>>>>> DEBUG 2014-07-27 17:06:21,000 base 345 Connect request received from
>>>>> client for port 192.168.100.100:33990
>>>>> DEBUG 2014-07-27 17:06:21,001 core 435 Closed connection to
>>>>> 192.168.100.100:33990 as it is not a recognized peer.
>>>>> DEBUG 2014-07-27 17:06:21,001 base 11 SIGNAL: ('error', 'bgp', None)
>>>>> emited with data: {'peer': None, 'subcode': 5, 'code': 6, 'reason':
>>>>> 'Cease: Connection Rejected'}
>>>>> ERROR 2014-07-27 17:06:21,001 speaker 376 Sent notification to
>>>>> ('192.168.100.102', '179') >>
>>>>> BGPNotification(data='',error_code=6,error_subcode=5,len=21,marker='\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff',type=3)
>>>>> DEBUG 2014-07-27 17:07:06,263 base 345 Connect request received from
>>>>> client for port 192.168.100.100:11862
>>>>> DEBUG 2014-07-27 17:07:06,263 core 435 Closed connection to
>>>>> 192.168.100.100:11862 as it is not a recognized peer.
>>>>> DEBUG 2014-07-27 17:07:06,264 base 11 SIGNAL: ('error', 'bgp', None)
>>>>> emited with data: {'peer': None, 'subcode': 5, 'code': 6, 'reason':
>>>>> 'Cease: Connection Rejected'}
>>>>> ERROR 2014-07-27 17:07:06,264 speaker 376 Sent notification to
>>>>> ('192.168.100.102', '179') >>
>>>>> BGPNotification(data='',error_code=6,error_subcode=5,len=21,marker='\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff',type=3)
>>>>>
>>>>>
>>>>> (2) neighbor reset through RPC in Ryu-cli
>>>>>
>>>>> $ ./rpc_cli.py --peers=bgps=localhost:50002
>>>>> (Cmd) request bgps core.reset_neighbor [{'ip_address': '192.168.100.100'}]
>>>>> disconnected. trying to connect...
>>>>> connected. retrying the request...
>>>>> RPC ERROR 200.1 - Neighbor 192.168.100.100 is not enabled, hence cannot
>>>>> reset.
>>>>> (Cmd)
>>>>>
>>>>>
>>>>>
>>>>>
>>>>> 2014/07/27 10:10、Toshiki Tsuboi <t.tsubo2...@gmail.com
>>>>> <mailto:t.tsubo2...@gmail.com><mailto:t.tsubo2...@gmail.com>> のメール：
>>>>>
>>>>>> Hi Fujita-san
>>>>>>
>>>>>> I have tested reset_neighbor after adapting patch/ code ./
>>>>>> /It looks to me the previous issue/ has r/esolved . /
>>>>>> / -> BGP peering down properly , because Ryu-BGP sends Notification
>>>>>> Message”//administrative //shutdown” ,/
>>>>>>
>>>>>> But, after that, /BGP peering has kept ‘Down ‘,/
>>>>>> / -> Please check the attach //“/wireshark_keep_peer_down"
>>>>>>
>>>>>> Best regards
>>>>>> Toshiki Tsuboi
>>>>>>
>>>>>>
>>>>>> —---- test result as following ---------
>>>>>>
>>>>>> (1) starting My sampleApp
>>>>>>
>>>>>> $ sudo ./start_RyuBGPSpeaker.sh
>>>>>> INFO 2014-07-20 20:31:29,814 base 207 API method core.start called with
>>>>>> args: {'router_id': '10.10.0.2', 'label_range': (100, 100000), 'waiter':
>>>>>> <ryu.lib.hub.Event object at 0x7fe42269ca90>, 'local_as': 64512,
>>>>>> 'bgp_server_port': 179, 'refresh_max_eor_time': 0,
>>>>>> 'refresh_stalepath_time': 0}
>>>>>> INFO 2014-07-20 20:31:29,868 base 207 API method neighbor.create called
>>>>>> with args: {'remote_as': 64511, 'ip_address': '192.168.100.100'}
>>>>>> INFO 2014-07-20 20:31:29,869 base 207 API method network.add called with
>>>>>> args: {'prefix': '10.20.0.0/24'}
>>>>>> INFO 2014-07-20 20:31:29,870 base 207 API method network.add called with
>>>>>> args: {'prefix': '10.30.0.0/24'}
>>>>>> INFO 2014-07-20 20:31:29,871 base 207 API method network.add called with
>>>>>> args: {'prefix': '10.40.0.0/16'}
>>>>>> INFO 2014-07-20 20:31:29,872 base 207 API method network.add called with
>>>>>> args: {'prefix': '10.50.0.0/16'}
>>>>>> CRITICAL 2014-07-20 20:31:30,891 peer 1763 Connection to peer:
>>>>>> 192.168.100.100 established
>>>>>> CRITICAL 2014-07-20 20:32:07,426 net_ctrl 121 RPC Session to
>>>>>> ('127.0.0.1', 41478) started
>>>>>> INFO 2014-07-20 20:32:07,427 base 207 API method comm_conf.get called
>>>>>> with args: {}
>>>>>> INFO 2014-07-20 20:32:28,828 base 207 API method core.reset_neighbor
>>>>>> called with args: {'ip_address': '192.168.100.100'}
>>>>>> ERROR 2014-07-20 20:32:28,829 base 225 Traceback (most recent call last):
>>>>>> File
>>>>>> "/usr/local/lib/python2.7/dist-packages/ryu/services/protocols/bgp/api/base.py",
>>>>>> line 220, in call
>>>>>> return call(**kwargs)
>>>>>> File
>>>>>> "/usr/local/lib/python2.7/dist-packages/ryu/services/protocols/bgp/api/core.py",
>>>>>> line 71, in reset_neighor
>>>>>> neigh_conf.enabled = False
>>>>>> File
>>>>>> "/usr/local/lib/python2.7/dist-packages/ryu/services/protocols/bgp/rtconf/neighbors.py",
>>>>>> line 351, in enabled
>>>>>> enable)
>>>>>> File
>>>>>> "/usr/local/lib/python2.7/dist-packages/ryu/services/protocols/bgp/rtconf/base.py",
>>>>>> line 252, in _notify_listeners
>>>>>> callback(ConfEvent(self, evt, value))
>>>>>> File
>>>>>> "/usr/local/lib/python2.7/dist-packages/ryu/services/protocols/bgp/peer.py",
>>>>>> line 433, in on_update_enabled
>>>>>> BGP_ERROR_SUB_ADMINISTRATIVE_SHUTDOWN
>>>>>> File
>>>>>> "/usr/local/lib/python2.7/dist-packages/ryu/services/protocols/bgp/speaker.py",
>>>>>> line 374, in send_notification
>>>>>> if len(self._localname()):
>>>>>> TypeError: 'tuple' object is not callable
>>>>>>
>>>>>> CRITICAL 2014-07-20 20:32:28,942 peer 1777 Connection to peer
>>>>>> 192.168.100.100 lost, reason: Peer closed connection Resetting retry
>>>>>> connect loop: False
>>>>>> INFO 2014-07-20 20:32:28,944 speaker 600 Peer closed connection
>>>>>> INFO 2014-07-20 20:32:57,340 base 207 API method comm_conf.get called
>>>>>> with args: {}
>>>>>> ERROR 2014-07-20 20:33:16,802 hub 60 hub: uncaught exception: Traceback
>>>>>> (most recent call last):
>>>>>> File "/usr/local/lib/python2.7/dist-packages/ryu/lib/hub.py", line 52,
>>>>>> in _launch
>>>>>> func(*args, **kwargs)
>>>>>> File
>>>>>> "/usr/local/lib/python2.7/dist-packages/ryu/services/protocols/bgp/core.py",
>>>>>> line 439, in start_protocol
>>>>>> bgp_proto.send_notification(code, subcode)
>>>>>> File
>>>>>> "/usr/local/lib/python2.7/dist-packages/ryu/services/protocols/bgp/speaker.py",
>>>>>> line 374, in send_notification
>>>>>> if len(self._localname()):
>>>>>> TypeError: 'tuple' object is not callable
>>>>>>
>>>>>> (snip)
>>>>>>
>>>>>>
>>>>>> (2) neighbor reset through RPC in Ryu-cli
>>>>>>
>>>>>> (Cmd) request bgps comm_conf.get [{}]
>>>>>> RESULT {'router_id': '10.10.0.2', 'label_range': [100, 100000],
>>>>>> 'local_as': 64512, 'bgp_conn_retry_time': 30, 'bgp_server_port': 179,
>>>>>> 'tcp_conn_timeout': 30, 'refresh_max_eor_time': 0,
>>>>>> 'refresh_stalepath_time': 0, 'maximum_paths_external_rtfilter_all': True}
>>>>>> (Cmd)
>>>>>> (Cmd) request bgps core.reset_neighbor [{'ip_address':
>>>>>> '192.168.100.100'}]
>>>>>> RPC ERROR 500.1 - 'tuple' object is not callable
>>>>>> (Cmd) NOTIFICATION from bgps ['neighbor.state', {'state': 'Idle',
>>>>>> 'ip_address': '192.168.100.100'}]
>>>>>>
>>>>>> (Cmd) request bgps comm_conf.get [{}]
>>>>>> NOTIFICATION from bgps ['neighbor.down', {'ip_address':
>>>>>> '192.168.100.100'}]
>>>>>> RESULT {'router_id': '10.10.0.2', 'label_range': [100, 100000],
>>>>>> 'local_as': 64512, 'bgp_conn_retry_time': 30, 'bgp_server_port': 179,
>>>>>> 'tcp_conn_timeout': 30, 'refresh_max_eor_time': 0,
>>>>>> 'refresh_stalepath_time': 0, 'maximum_paths_external_rtfilter_all': True}
>>>>>> (Cmd)
>>>>>> (Cmd) request bgps comm_conf.get [{}]
>>>>>> RESULT {'router_id': '10.10.0.2', 'label_range': [100, 100000],
>>>>>> 'local_as': 64512, 'bgp_conn_retry_time': 30, 'bgp_server_port': 179,
>>>>>> 'tcp_conn_timeout': 30, 'refresh_max_eor_time': 0,
>>>>>> 'refresh_stalepath_time': 0, 'maximum_paths_external_rtfilter_all': True}
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>> <wireshark_keep_peer_down.png>
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>> 2014/07/27 8:35、FUJITA Tomonori <fujita.tomon...@lab.ntt.co.jp
>>>>>> <mailto:fujita.tomon...@lab.ntt.co.jp><mailto:fujita.tomon...@lab.ntt.co.jp>>
>>>>>> のメール：
>>>>>>
>>>>>>> Hi,
>>>>>>>
>>>>>>> On Sun, 27 Jul 2014 08:00:18 +0900
>>>>>>> Toshiki Tsuboi <t.tsubo2...@gmail.com
>>>>>>> <mailto:t.tsubo2...@gmail.com><mailto:t.tsubo2...@gmail.com>> wrote:
>>>>>>>
>>>>>>>> I have just found the bug for Ryu-bgp .
>>>>>>>> Please let me share a bug report as follows
>>>>>>>
>>>>>>> Thanks for that!
>>>>>>>
>>>>>>>> (1) starting My sampleApp
>>>>>>>> -> neighbor create succeed
>>>>>>>>
>>>>>>>> $ sudo ./start_RyuBGPSpeaker.sh
>>>>>>>> INFO 2014-07-20 19:07:29,012 base 207 API method core.start called
>>>>>>>> with args: {'router_id': '10.10.0.2', 'label_range': (100, 100000),
>>>>>>>> 'waiter': <ryu.lib.hub.Event object at
>>>>>>>> 0x7f8b8d8dba90>, 'local_as': 64512, 'bgp_server_port': 179,
>>>>>>>> 'refresh_max_eor_time': 0, 'refresh_stalepath_time': 0}
>>>>>>>> INFO 2014-07-20 19:07:29,059 base 207 API method neighbor.create
>>>>>>>> called with args: {'remote_as': 64511, 'ip_address': '192.168.100.100'}
>>>>>>>> INFO 2014-07-20 19:07:29,060 base 207 API method network.add called
>>>>>>>> with args: {'prefix': '10.20.0.0/24'}
>>>>>>>> INFO 2014-07-20 19:07:29,061 base 207 API method network.add called
>>>>>>>> with args: {'prefix': '10.30.0.0/24'}
>>>>>>>> INFO 2014-07-20 19:07:29,062 base 207 API method network.add called
>>>>>>>> with args: {'prefix': '10.40.0.0/16'}
>>>>>>>> INFO 2014-07-20 19:07:29,063 base 207 API method network.add called
>>>>>>>> with args: {'prefix': '10.50.0.0/16'}
>>>>>>>> CRITICAL 2014-07-20 19:07:30,096 peer 1759 Connection to peer:
>>>>>>>> 192.168.100.100 established
>>>>>>>>
>>>>>>>> (2) neighbor reset through RPC in Ryu-cli
>>>>>>>> -> RPC ERROR has occurred
>>>>>>>>
>>>>>>>> $ ./rpc_cli.py --peers=bgps=localhost:50002
>>>>>>>> (Cmd) request bgps core.reset_neighbor [{'ip_address':
>>>>>>>> '192.168.100.100'}]
>>>>>>>> RPC ERROR 500.1 - global name 'BGP_ERROR_CEASE' is not defined
>>>>>>>
>>>>>>> How about the following (sorry, not tested)?
>>>>>>>
>>>>>>> diff --git a/ryu/services/protocols/bgp/peer.py
>>>>>>> b/ryu/services/protocols/bgp/peer.py
>>>>>>> index 4b3675a..03533d7 100644
>>>>>>> --- a/ryu/services/protocols/bgp/peer.py
>>>>>>> +++ b/ryu/services/protocols/bgp/peer.py
>>>>>>> @@ -57,6 +57,10 @@ from ryu.lib.packet.bgp import BGP_MSG_UPDATE
>>>>>>> from ryu.lib.packet.bgp import BGP_MSG_KEEPALIVE
>>>>>>> from ryu.lib.packet.bgp import BGP_MSG_ROUTE_REFRESH
>>>>>>>
>>>>>>> +from ryu.lib.packet.bgp import BGP_ERROR_CEASE
>>>>>>> +from ryu.lib.packet.bgp import BGP_ERROR_SUB_ADMINISTRATIVE_SHUTDOWN
>>>>>>> +from ryu.lib.packet.bgp import
>>>>>>> BGP_ERROR_SUB_CONNECTION_COLLISION_RESOLUTION
>>>>>>> +
>>>>>>> from ryu.lib.packet.bgp import BGPPathAttributeNextHop
>>>>>>> from ryu.lib.packet.bgp import BGPPathAttributeAsPath
>>>>>>> from ryu.lib.packet.bgp import BGPPathAttributeLocalPref
>>>>>>
>>>>>
>>>>>
>>>>>
>>>>> ------------------------------------------------------------------------------
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>>>>> search on Ohloh, the Black Duck Open Hub! Try it now.
>>>>> http://p.sf.net/sfu/bds
>>>>>
>>>>>
>>>>>
>>>>> _______________________________________________
>>>>> Ryu-devel mailing list
>>>>> Ryu-devel@lists.sourceforge.net <mailto:Ryu-devel@lists.sourceforge.net>
>>>>> https://lists.sourceforge.net/lists/listinfo/ryu-devel
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