openstack/os-ken
Code Issues Proposed changes
e330e439b8
os-ken/ryu/ofproto/nicira_ext.py
YAMAMOTO Takashi 893517cb29 nicira_ext: Separate the most of NX definitions from ofproto_v1_0 
Signed-off-by: YAMAMOTO Takashi <yamamoto@valinux.co.jp>
Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
2015-01-19 00:51:55 +09:00

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# Copyright (C) 2011, 2012 Nippon Telegraph and Telephone Corporation.
# Copyright (C) 2011, 2012 Isaku Yamahata <yamahata at valinux co jp>
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
# implied.
# See the License for the specific language governing permissions and
# limitations under the License.
# Nicira extensions
# Many of these definitions are common among OpenFlow versions.
from struct import calcsize
from ofproto_common import OFP_HEADER_SIZE
# Action subtypes
NXAST_RESUBMIT = 1
NXAST_SET_TUNNEL = 2
NXAST_DROP_SPOOFED_ARP__OBSOLETE = 3
NXAST_SET_QUEUE = 4
NXAST_POP_QUEUE = 5
NXAST_REG_MOVE = 6
NXAST_REG_LOAD = 7
NXAST_NOTE = 8
NXAST_SET_TUNNEL64 = 9
NXAST_MULTIPATH = 10
NXAST_AUTOPATH = 11
NXAST_BUNDLE = 12
NXAST_BUNDLE_LOAD = 13
NXAST_RESUBMIT_TABLE = 14
NXAST_OUTPUT_REG = 15
NXAST_LEARN = 16
NXAST_EXIT = 17
NXAST_DEC_TTL = 18
NXAST_FIN_TIMEOUT = 19
NXAST_CONTROLLER = 20
NX_ACTION_RESUBMIT_PACK_STR = '!HHIHHB3x'
NX_ACTION_RESUBMIT_SIZE = 16
assert calcsize(NX_ACTION_RESUBMIT_PACK_STR) == NX_ACTION_RESUBMIT_SIZE
NX_ACTION_SET_TUNNEL_PACK_STR = '!HHIH2xI'
NX_ACTION_SET_TUNNEL_SIZE = 16
assert calcsize(NX_ACTION_SET_TUNNEL_PACK_STR) == NX_ACTION_SET_TUNNEL_SIZE
NX_ACTION_SET_QUEUE_PACK_STR = '!HHIH2xI'
NX_ACTION_SET_QUEUE_SIZE = 16
assert calcsize(NX_ACTION_SET_QUEUE_PACK_STR) == NX_ACTION_SET_QUEUE_SIZE
NX_ACTION_POP_QUEUE_PACK_STR = '!HHIH6x'
NX_ACTION_POP_QUEUE_SIZE = 16
assert calcsize(NX_ACTION_POP_QUEUE_PACK_STR) == NX_ACTION_POP_QUEUE_SIZE
NX_ACTION_REG_MOVE_PACK_STR = '!HHIHHHHII'
NX_ACTION_REG_MOVE_SIZE = 24
assert calcsize(NX_ACTION_REG_MOVE_PACK_STR) == NX_ACTION_REG_MOVE_SIZE
NX_ACTION_REG_LOAD_PACK_STR = '!HHIHHIQ'
NX_ACTION_REG_LOAD_SIZE = 24
assert calcsize(NX_ACTION_REG_LOAD_PACK_STR) == NX_ACTION_REG_LOAD_SIZE
NX_ACTION_SET_TUNNEL64_PACK_STR = '!HHIH6xQ'
NX_ACTION_SET_TUNNEL64_SIZE = 24
assert calcsize(NX_ACTION_SET_TUNNEL64_PACK_STR) == NX_ACTION_SET_TUNNEL64_SIZE
NX_ACTION_MULTIPATH_PACK_STR = '!HHIHHH2xHHI2xHI'
NX_ACTION_MULTIPATH_SIZE = 32
assert calcsize(NX_ACTION_MULTIPATH_PACK_STR) == NX_ACTION_MULTIPATH_SIZE
NX_ACTION_NOTE_PACK_STR = '!HHIH6B'
NX_ACTION_NOTE_SIZE = 16
assert calcsize(NX_ACTION_NOTE_PACK_STR) == NX_ACTION_NOTE_SIZE
NX_ACTION_BUNDLE_PACK_STR = '!HHIHHHHIHHI4x'
NX_ACTION_BUNDLE_SIZE = 32
assert calcsize(NX_ACTION_BUNDLE_PACK_STR) == NX_ACTION_BUNDLE_SIZE
NX_ACTION_AUTOPATH_PACK_STR = '!HHIHHII4x'
NX_ACTION_AUTOPATH_SIZE = 24
assert calcsize(NX_ACTION_AUTOPATH_PACK_STR) == NX_ACTION_AUTOPATH_SIZE
NX_ACTION_OUTPUT_REG_PACK_STR = '!HHIHHIH6x'
NX_ACTION_OUTPUT_REG_SIZE = 24
assert calcsize(NX_ACTION_OUTPUT_REG_PACK_STR) == NX_ACTION_OUTPUT_REG_SIZE
NX_ACTION_LEARN_PACK_STR = '!HHIHHHHQHBxHH'
NX_ACTION_LEARN_SIZE = 32
assert calcsize(NX_ACTION_LEARN_PACK_STR) == NX_ACTION_LEARN_SIZE
NX_ACTION_CONTROLLER_PACK_STR = '!HHIHHHBB'
NX_ACTION_CONTROLLER_SIZE = 16
assert calcsize(NX_ACTION_CONTROLLER_PACK_STR) == NX_ACTION_CONTROLLER_SIZE
NX_ACTION_FIN_TIMEOUT_PACK_STR = '!HHIHHH2x'
NX_ACTION_FIN_TIMEOUT_SIZE = 16
assert calcsize(NX_ACTION_FIN_TIMEOUT_PACK_STR) == NX_ACTION_FIN_TIMEOUT_SIZE
NX_ACTION_HEADER_PACK_STR = '!HHIH6x'
NX_ACTION_HEADER_SIZE = 16
assert calcsize(NX_ACTION_HEADER_PACK_STR) == NX_ACTION_HEADER_SIZE
# Messages
NXT_ROLE_REQUEST = 10
NXT_ROLE_REPLY = 11
NXT_SET_FLOW_FORMAT = 12
NXT_FLOW_MOD = 13
NXT_FLOW_REMOVED = 14
NXT_FLOW_MOD_TABLE_ID = 15
NXT_SET_PACKET_IN_FORMAT = 16
NXT_PACKET_IN = 17
NXT_FLOW_AGE = 18
NXT_SET_ASYNC_CONFIG = 19
NXT_SET_CONTROLLER_ID = 20
# enum nx_role
NX_ROLE_OTHER = 0
NX_ROLE_MASTER = 1
NX_ROLE_SLAVE = 2
# enum nx_flow_format
NXFF_OPENFLOW10 = 0
NXFF_NXM = 2
# enum nx_packet_in_format
NXPIF_OPENFLOW10 = 0
NXPIF_NXM = 1
# enum nx_stats_types
NXST_FLOW = 0
NXST_AGGREGATE = 1
NXST_FLOW_MONITOR = 2
NICIRA_HEADER_PACK_STR = '!II'
NICIRA_HEADER_SIZE = 16
assert (calcsize(NICIRA_HEADER_PACK_STR) +
OFP_HEADER_SIZE == NICIRA_HEADER_SIZE)
NX_ROLE_PACK_STR = '!I'
NX_ROLE_SIZE = 20
assert (calcsize(NX_ROLE_PACK_STR) +
NICIRA_HEADER_SIZE == NX_ROLE_SIZE)
NX_FLOW_MOD_PACK_STR = '!Q4HI3H6x'
NX_FLOW_MOD_SIZE = 48
assert (calcsize(NX_FLOW_MOD_PACK_STR) +
NICIRA_HEADER_SIZE == NX_FLOW_MOD_SIZE)
NX_SET_FLOW_FORMAT_PACK_STR = '!I'
NX_SET_FLOW_FORMAT_SIZE = 20
assert (calcsize(NX_SET_FLOW_FORMAT_PACK_STR) +
NICIRA_HEADER_SIZE == NX_SET_FLOW_FORMAT_SIZE)
NX_FLOW_REMOVED_PACK_STR = '!QHBxIIHHQQ'
NX_FLOW_REMOVED_SIZE = 56
assert (calcsize(NX_FLOW_REMOVED_PACK_STR) +
NICIRA_HEADER_SIZE == NX_FLOW_REMOVED_SIZE)
NX_FLOW_MOD_TABLE_ID_PACK_STR = '!B7x'
NX_FLOW_MOD_TABLE_ID_SIZE = 24
assert (calcsize(NX_FLOW_MOD_TABLE_ID_PACK_STR) +
NICIRA_HEADER_SIZE == NX_FLOW_MOD_TABLE_ID_SIZE)
NX_SET_PACKET_IN_FORMAT_PACK_STR = '!I'
NX_SET_PACKET_IN_FORMAT_SIZE = 20
assert (calcsize(NX_SET_PACKET_IN_FORMAT_PACK_STR) +
NICIRA_HEADER_SIZE == NX_SET_PACKET_IN_FORMAT_SIZE)
NX_PACKET_IN_PACK_STR = '!IHBBQH6x'
NX_PACKET_IN_SIZE = 40
assert (calcsize(NX_PACKET_IN_PACK_STR) +
NICIRA_HEADER_SIZE == NX_PACKET_IN_SIZE)
NX_ASYNC_CONFIG_PACK_STR = '!IIIIII'
NX_ASYNC_CONFIG_SIZE = 40
assert (calcsize(NX_ASYNC_CONFIG_PACK_STR) +
NICIRA_HEADER_SIZE == NX_ASYNC_CONFIG_SIZE)
NX_CONTROLLER_ID_PACK_STR = '!6xH'
NX_CONTROLLER_ID_SIZE = 24
assert (calcsize(NX_CONTROLLER_ID_PACK_STR) +
NICIRA_HEADER_SIZE == NX_CONTROLLER_ID_SIZE)
NX_STATS_MSG_PACK_STR = '!I4x'
NX_STATS_MSG0_SIZE = 8
assert calcsize(NX_STATS_MSG_PACK_STR) == NX_STATS_MSG0_SIZE
NX_STATS_MSG_SIZE = 24
_OFP_VENDOR_STATS_MSG_SIZE = 16
assert (calcsize(NX_STATS_MSG_PACK_STR) + _OFP_VENDOR_STATS_MSG_SIZE ==
NX_STATS_MSG_SIZE)
NX_FLOW_STATS_REQUEST_PACK_STR = '!2HB3x'
NX_FLOW_STATS_REQUEST_SIZE = 8
assert (calcsize(NX_FLOW_STATS_REQUEST_PACK_STR) ==
NX_FLOW_STATS_REQUEST_SIZE)
NX_FLOW_STATS_PACK_STR = '!HBxIIHHHHHHQQQ'
NX_FLOW_STATS_SIZE = 48
assert calcsize(NX_FLOW_STATS_PACK_STR) == NX_FLOW_STATS_SIZE
NX_AGGREGATE_STATS_REQUEST_PACK_STR = '!2HB3x'
NX_AGGREGATE_STATS_REQUEST_SIZE = 8
assert (calcsize(NX_AGGREGATE_STATS_REQUEST_PACK_STR) ==
NX_AGGREGATE_STATS_REQUEST_SIZE)
NX_AGGREGATE_STATS_REPLY_PACK_STR = '!QQI4x'
NX_AGGREGATE_STATS_REPLY_SIZE = 24
assert (calcsize(NX_AGGREGATE_STATS_REPLY_PACK_STR) ==
NX_AGGREGATE_STATS_REPLY_SIZE)
# enum nx_hash_fields
NX_HASH_FIELDS_ETH_SRC = 0
NX_HASH_FIELDS_SYMMETRIC_L4 = 1
# enum nx_mp_algorithm
NX_MP_ALG_MODULO_N = 0
NX_MP_ALG_HASH_THRESHOLD = 1
NX_MP_ALG_HRW = 2
NX_MP_ALG_ITER_HASH = 3
# enum nx_bd_algorithm
NX_BD_ALG_ACTIVE_BACKUP = 0
NX_BD_ALG_HRW = 1
# nx_learn constants
NX_LEARN_N_BITS_MASK = 0x3ff
NX_LEARN_SRC_FIELD = 0 << 13 # Copy from field.
NX_LEARN_SRC_IMMEDIATE = 1 << 13 # Copy from immediate value.
NX_LEARN_SRC_MASK = 1 << 13
NX_LEARN_DST_MATCH = 0 << 11 # Add match criterion.
NX_LEARN_DST_LOAD = 1 << 11 # Add NXAST_REG_LOAD action
NX_LEARN_DST_OUTPUT = 2 << 11 # Add OFPAT_OUTPUT action.
NX_LEARN_DST_RESERVED = 3 << 11 # Not yet defined.
NX_LEARN_DST_MASK = 3 << 11
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