test tool: run_mininet: support CPqD Software Switch

this patch gets run_mininet.py to support CPqD Software Switch.

usage)

  to use CPqD Software Switch:
    sudo ryu/tests/switch/run_mininet.py --switch cpqd

  to use Open vSwitch:
    sudo ryu/tests/switch/run_mininet.py --switch ovs
      or
    sudo ryu/tests/switch/run_mininet.py

Signed-off-by: Yuichi Ito <ito.yuichi0@gmail.com>
Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
ryu.app.ofctl: Add a proxy application to send OF messages

This application provides functionality similar to ofctl_rest
but via Ryu synchronous events instead of REST API.

This is intended to be used by a feature version of ryu neutron agent.

Signed-off-by: YAMAMOTO Takashi <yamamoto@valinux.co.jp>
Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
bgp: a comment

Signed-off-by: YAMAMOTO Takashi <yamamoto@valinux.co.jp>
Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
bgp: constants for NOTIFICATION code/subcode

Signed-off-by: YAMAMOTO Takashi <yamamoto@valinux.co.jp>
Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
bgp: RFC 4486

Signed-off-by: YAMAMOTO Takashi <yamamoto@valinux.co.jp>
Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
bgp: a comment

Signed-off-by: YAMAMOTO Takashi <yamamoto@valinux.co.jp>
Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
bgp: comments about notification data

Signed-off-by: YAMAMOTO Takashi <yamamoto@valinux.co.jp>
Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
bgp: fix IP/MPLS_VPN addresses

i misunderstood that RDs were in-core.
actually they are on-wire.

Signed-off-by: YAMAMOTO Takashi <yamamoto@valinux.co.jp>
Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
ofctl_v1_2/3: fix SET_FIELD action and some match fields

this patch fixes the following bugs:

  - "SET_FIELD" action caused an exception at mod_flow_entry command.
  - following match fields caused an exception at get_flow_stats command:
    * mpls_label, arp_spa, arp_tpa
  - following fields in "SET_FIELD" were displayed as classes:
    * eth_dst, eth_src, vlan_vid, mpls_label
  - "arp_spa" and "arp_tpa" were not displayed as IPv4 address

Signed-off-by: Yuichi Ito <ito.yuichi0@gmail.com>
Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
packet_data_generator: Add OF1.4

Signed-off-by: Simon Horman <horms@verge.net.au>
Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
fix bidirectional event confusion

EventRequestBase has EventReplyBase

Signed-off-by: Satoshi Kobayashi <satoshi-k@stratosphere.co.jp>
Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
dpset: start up dpset if there are subscribers of dpset events

Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Fix OFPInstructionWriteMetadata JSON decode

Fix the following:

CLS <class 'ryu.ofproto.ofproto_v1_3_parser.OFPInstructionWriteMetadata'>
ARG {u'metadata_mask': 18446744073709551615L, u'type': 2, u'len': 24, u'metadata': 18446744069414584320L}
KWARG {u'type_': 2, u'metadata_mask': 18446744073709551615L, u'len_': 24, u'metadata': 18446744069414584320L}
Traceback (most recent call last):
  File "a.py", line 19, in <module>
    msg = ofproto_parser.ofp_msg_from_jsondict(dp, m)
  File "/Users/fujita/git/ryu/ryu/ofproto/ofproto_parser.py", line 100, in ofp_msg_from_jsondict
    return cls.from_jsondict(v, datapath=dp)
  File "/Users/fujita/git/ryu/ryu/lib/stringify.py", line 291, in from_jsondict
    kwargs = cls._restore_args(_mapdict_kv(decode, dict_))
  File "/Users/fujita/git/ryu/ryu/lib/stringify.py", line 46, in <lambda>
    _mapdict_kv = lambda f, d: dict([(k, f(k, v)) for k, v in d.items()])
  File "/Users/fujita/git/ryu/ryu/lib/stringify.py", line 290, in <lambda>
    decode = lambda k, x: cls._decode_value(k, x, decode_string)
  File "/Users/fujita/git/ryu/ryu/lib/stringify.py", line 234, in _decode_value
    return cls._get_decoder(k, decode_string)(json_value)
  File "/Users/fujita/git/ryu/ryu/lib/stringify.py", line 242, in _decode
    v = map(_decode, json_value)
  File "/Users/fujita/git/ryu/ryu/lib/stringify.py", line 245, in _decode
    v = cls.obj_from_jsondict(json_value)
  File "/Users/fujita/git/ryu/ryu/lib/stringify.py", line 223, in obj_from_jsondict
    return obj_cls.from_jsondict(v)
  File "/Users/fujita/git/ryu/ryu/lib/stringify.py", line 293, in from_jsondict
    return cls(**dict(kwargs, **additional_args))
TypeError: __init__() got an unexpected keyword argument 'type_'

Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
ofctl.service: fix some crashes

Signed-off-by: YAMAMOTO Takashi <yamamoto@valinux.co.jp>
Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
ofctl.service: reduce log level of some messages

Signed-off-by: YAMAMOTO Takashi <yamamoto@valinux.co.jp>
Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
ofctl.service: fix a crash on error msg

Signed-off-by: YAMAMOTO Takashi <yamamoto@valinux.co.jp>
Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
vrrp: Add RPC API

Adds RPC API to manage VRRP.

Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
doc: update after the sync request change

update documentation after commit c9325a22.
("fix bidirectional event confusion")

Signed-off-by: YAMAMOTO Takashi <yamamoto@valinux.co.jp>
Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
doc: improve RyuApp documentation

This includes a small code change; the default value of OFP_VERIONS
was changed to None from the lack of the attribute.  No functional
changes are intended by this.

Signed-off-by: YAMAMOTO Takashi <yamamoto@valinux.co.jp>
Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Make type and len class attributes of OFPInstructionMeter

Make type and len class attributes of OFPInstructionMeter
and update JSON accordingly.

This is in keeping with the implementation of other OFPInstruction classes.

Signed-off-by: Simon Horman <horms@verge.net.au>
Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>