Signed-off-by: FUJITA Tomonori <[email protected]> --- ryu/ofproto/ofproto_v1_1.py | 763 +++++++++++++++++++++++++++++++++++++++++++ 1 files changed, 763 insertions(+), 0 deletions(-) create mode 100644 ryu/ofproto/ofproto_v1_1.py
diff --git a/ryu/ofproto/ofproto_v1_1.py b/ryu/ofproto/ofproto_v1_1.py new file mode 100644 index 0000000..2a6e5db --- /dev/null +++ b/ryu/ofproto/ofproto_v1_1.py @@ -0,0 +1,763 @@ +# Copyright (C) 2012 Nippon Telegraph and Telephone Corporation. +# +# 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. + +from struct import calcsize + + +MAX_XID = 0xffffffff + +# define constants +OFP_VERSION = 0x02 +OFP_MAX_TABLE_NAME_LEN = 32 +OFP_MAX_TABLE_NAME_LEN_STR = str(OFP_MAX_TABLE_NAME_LEN) +OFP_MAX_PORT_NAME_LEN = 16 +OFP_TCP_PORT = 6633 +OFP_SSL_PORT = 6633 +OFP_ETH_ALEN = 6 +OFP_ETH_ALEN_STR = str(OFP_ETH_ALEN) +OFPMT_STANDARD_LENGTH = 88 +OFP_DEFAULT_MISS_SEND_LEN = 128 + +# +# A.1 OpenFlow Header +# + +# enum ofp_type +OFPT_HELLO = 0 # Symmetric message +OFPT_ERROR = 1 # Symmetric message +OFPT_ECHO_REQUEST = 2 # Symmetric message +OFPT_ECHO_REPLY = 3 # Symmetric message +OFPT_EXPERIMENTER = 4 # Symmetric message +OFPT_FEATURES_REQUEST = 5 # Controller/switch message +OFPT_FEATURES_REPLY = 6 # Controller/switch message +OFPT_GET_CONFIG_REQUEST = 7 # Controller/switch message +OFPT_GET_CONFIG_REPLY = 8 # Controller/switch message +OFPT_SET_CONFIG = 9 # Controller/switch message +OFPT_PACKET_IN = 10 # Async message +OFPT_FLOW_REMOVED = 11 # Async message +OFPT_PORT_STATUS = 12 # Async message +OFPT_PACKET_OUT = 13 # Controller/switch message +OFPT_FLOW_MOD = 14 # Controller/switch message +OFPT_GROUP_MOD = 15 # Controller/switch message +OFPT_PORT_MOD = 16 # Controller/switch message +OFPT_TABLE_MOD = 17 # Controller/switch message +OFPT_STATS_REQUEST = 18 # Controller/switch message +OFPT_STATS_REPLY = 19 # Controller/switch message +OFPT_BARRIER_REQUEST = 20 # Controller/switch message +OFPT_BARRIER_REPLY = 21 # Controller/switch message +OFPT_QUEUE_GET_CONFIG_REQUEST = 22 # Controller/switch message +OFPT_QUEUE_GET_CONFIG_REPLY = 23 # Controller/switch message + +# Header on all OpenFlow packets. +OFP_HEADER_PACK_STR = '!BBHI' +OFP_HEADER_SIZE = 8 +OFP_MSG_SIZE_MAX = 65535 +assert calcsize(OFP_HEADER_PACK_STR) == OFP_HEADER_SIZE + +# +# A.2 Common Structures +# + +# A.2.1 Port Structures + +# enum ofp_port_config +OFPPC_PORT_DOWN = 1 << 0 # Port is administratively down. +OFPPC_NO_RECV = 1 << 2 # Drop all packets recieved by port. +OFPPC_NO_FWD = 1 << 5 # Drop packets forwarded to port. +OFPPC_NO_PACKET_IN = 1 << 6 # Do not send packet-in msgs for port. + +# enum ofp_port_state +OFPPS_LINK_DOWN = 1 << 0 # No physical link present. +OFPPS_BLOCKED = 1 << 1 # Port is blocked. +OFPPS_LIVE = 1 << 2 # Live for Fast Failover Group. + +# enum ofp_port_no +OFPP_MAX = 0xffffff00 +OFPP_IN_PORT = 0xfffffff8 # Send the packet out the input port. This + # virtual port must be explicitly used + # in order to send back out of the input + # port. +OFPP_TABLE = 0xfffffff9 # Perform actions in flow table. + # NB: This can only be the destination + # port for packet-out messages. +OFPP_NORMAL = 0xfffffffa # Process with normal L2/L3 switching. +OFPP_FLOOD = 0xfffffffb # All physical ports except input port and + # those disabled by STP. +OFPP_ALL = 0xfffffffc # All physical ports except input port. +OFPP_CONTROLLER = 0xfffffffd # Send to controller. +OFPP_LOCAL = 0xfffffffe # Local openflow "port". +OFPP_NONE = 0xffffffff # Not associated with a physical port. + +# enum ofp_port_features +OFPPF_10MB_HD = 1 << 0 # 10 Mb half-duplex rate support. +OFPPF_10MB_FD = 1 << 1 # 10 Mb full-duplex rate support. +OFPPF_100MB_HD = 1 << 2 # 100 Mb half-duplex rate support. +OFPPF_100MB_FD = 1 << 3 # 100 Mb full-duplex rate support. +OFPPF_1GB_HD = 1 << 4 # 1 Gb half-duplex rate support. +OFPPF_1GB_FD = 1 << 5 # 1 Gb full-duplex rate support. +OFPPF_10GB_FD = 1 << 6 # 10 Gb full-duplex rate support. +OFPPF_40GB_FD = 1 << 7 # 40 Gb full-duplex rate support. +OFPPF_100GB_FD = 1 << 8 # 100 Gb full-duplex rate support. +OFPPF_1TB_FD = 1 << 9 # 1 Tb full-duplex rate support. +OFPPF_OTHER = 1 << 10 # Other rate, not in the list. +OFPPF_COPPER = 1 << 11 # Copper medium. +OFPPF_FIBER = 1 << 12 # Fiber medium. +OFPPF_AUTONEG = 1 << 13 # Auto-negotiation. +OFPPF_PAUSE = 1 << 14 # Pause. +OFPPF_PAUSE_ASYM = 1 << 15 # Asymmetric pause. + +# Description of a port +_OFP_PORT_PACK_STR = 'I4x' + OFP_ETH_ALEN_STR + 's' + '2x' + \ + str(OFP_MAX_PORT_NAME_LEN) + 's' + 'IIIIIIII' +OFP_PORT_PACK_STR = '!' + _OFP_PORT_PACK_STR +OFP_PORT_SIZE = 64 +assert calcsize(OFP_PORT_PACK_STR) == OFP_PORT_SIZE + +# A.2.2 Queue Structures + +# enum ofp_queue_properties +OFPQT_NONE = 0 # No property defined for queue (default). +OFPQT_MIN_RATE = 1 # Minimum datarate guaranteed. +OFPQT_MAX_RATE = 2 # Maximum datarate. + +# Common description for a queue +OFP_QUEUE_PROP_HEADER_PACK_STR = '!HH4x' +OFP_QUEUE_PROP_HEADER_SIZE = 8 +assert calcsize(OFP_QUEUE_PROP_HEADER_PACK_STR) == OFP_QUEUE_PROP_HEADER_SIZE + +# Min-Rate queue property description. +OFP_QUEUE_PROP_MIN_RATE_PACK_STR = '!H6x' +OFP_QUEUE_PROP_MIN_RATE_SIZE = 16 +assert (calcsize(OFP_QUEUE_PROP_MIN_RATE_PACK_STR) + + OFP_QUEUE_PROP_HEADER_SIZE == OFP_QUEUE_PROP_MIN_RATE_SIZE) + +# Full description for a queue. +OFP_PACKET_QUEUE_PACK_STR = '!IH2x' +OFP_PACKET_QUEUE_SIZE = 8 +assert calcsize(OFP_PACKET_QUEUE_PACK_STR) == OFP_PACKET_QUEUE_SIZE + +# A.2.3 Flow Match Structures + +# enum ofp_match_type +OFPMT_STANDARD = 0 # The match fields defined in the ofp_match + # structure apply + +# Fields to match against flows +_OFP_MATCH_PACK_STR = 'HHII' + \ + OFP_ETH_ALEN_STR + 's' + OFP_ETH_ALEN_STR + 's' +\ + OFP_ETH_ALEN_STR + 's' + OFP_ETH_ALEN_STR + 's' +\ + 'HBxHBBIIIIHHIB3xQQ' +OFP_MATCH_PACK_STR = '!' + _OFP_MATCH_PACK_STR +OFP_MATCH_SIZE = OFPMT_STANDARD_LENGTH +assert calcsize(OFP_MATCH_PACK_STR) == OFP_MATCH_SIZE + +# enum ofp_flow_wildcards +OFPFW_IN_PORT = 1 << 0 # Switch input port. +OFPFW_DL_VLAN = 1 << 1 # VLAN vid. +OFPFW_DL_VLAN_PCP = 1 << 2 # VLAN priority. +OFPFW_DL_TYPE = 1 << 3 # Ethernet frame type. +OFPFW_NW_TOS = 1 << 4 # IP ToS (DSCP field, 6 bits). +OFPFW_NW_PROTO = 1 << 5 # IP protocol. +OFPFW_TP_SRC = 1 << 6 # TCP/UDP source port. +OFPFW_TP_DST = 1 << 7 # TCP/UDP destination port. +OFPFW_MPLS_LABEL = 8 # MPLS label. +OFPFW_MPLS_TC = 9 # MPLS TC. +OFPFW_ALL = ((1 << 10) - 1) # Wildcard all fields. + +# enum ofp_vlan_id +OFPVID_ANY = 0xfffe # Indicate that a VLAN id is set but don't care + # about it's value. Note: only valid when specifying + # the VLAN id in a match +OFPVID_NONE = 0xffff # No VLAN id was set. + +# A.2.4 Flow Instruction Structures + +# enum ofp_instruction_type +OFPIT_GOTO_TABLE = 1 # Setup the next table in the lookup pipeline. +OFPIT_WRITE_METADATA = 2 # Setup the metadata field for use later in + # pipeline. +OFPIT_WRITE_ACTIONS = 3 # Write the action(s) onto the datapath + # action set +OFPIT_APPLY_ACTIONS = 4 # Applies the action(s) immediately +OFPIT_CLEAR_ACTIONS = 5 # Clears all actions from the datapath action + # set +OFPIT_EXPERIMENTER = 0xFFFF # Experimenter instruction + +# Instruction structure for OFPIT_GOTO_TABLE +OFP_INSTRUCTION_GOTO_TABLE_PACK_STR = '!HHB3x' +OFP_INSTRUCTION_GOTO_TABLE_SIZE = 8 +assert (calcsize(OFP_INSTRUCTION_GOTO_TABLE_PACK_STR) == + OFP_INSTRUCTION_GOTO_TABLE_SIZE) + +# Instruction structure for OFPIT_WRITE_METADATA +OFP_INSTRUCTION_WRITE_METADATA_PACK_STR = '!HH4xQQ' +OFP_INSTRUCTION_WRITE_METADATA_SIZE = 24 +assert (calcsize(OFP_INSTRUCTION_WRITE_METADATA_PACK_STR) == + OFP_INSTRUCTION_WRITE_METADATA_SIZE) + +# Instruction structure for OFPIT_WRITE/APPLY/CLEAR_ACTIONS +OFP_INSTRUCTION_ACTIONS_PACK_STR = '!HH4x' +OFP_INSTRUCTION_ACTIONS_SIZE = 8 +assert (calcsize(OFP_INSTRUCTION_ACTIONS_PACK_STR) == + OFP_INSTRUCTION_ACTIONS_SIZE) + +# A.2.5 Action Structures + +# enum ofp_action_type +OFPAT_OUTPUT = 0 # Output to switch port. +OFPAT_SET_VLAN_VID = 1 # Set the 802.1q VLAN id. +OFPAT_SET_VLAN_PCP = 2 # Set the 802.1q priority. +OFPAT_SET_DL_SRC = 3 # Ethernet source address. +OFPAT_SET_DL_DST = 4 # Ethernet destination address. +OFPAT_SET_NW_SRC = 5 # IP source address. +OFPAT_SET_NW_DST = 6 # IP destination address. +OFPAT_SET_NW_TOS = 7 # IP ToS (DSCP field, 6 bits). +OFPAT_SET_NW_ECN = 8 # IP ECN (2 bits). +OFPAT_SET_TP_SRC = 9 # TCP/UDP source port. +OFPAT_SET_TP_DST = 10 # TCP/UDP destination port. +OFPAT_COPY_TTL_OUT = 11 # Copy TTL "outwards" -- from + # next-to-outermost to outermost +OFPAT_COPY_TTL_IN = 12 # Copy TTL "inwards" -- from outermost to + # next-to-outermost +OFPAT_SET_MPLS_LABEL = 13 # MPLS LABEL +OFPAT_SET_MPLS_TC = 14 # MPLS TC +OFPAT_SET_MPLS_TTL = 15 # MPLS TTL +OFPAT_DEC_MPLS_TTL = 16 # Decrement MPLS TTL +OFPAT_PUSH_VLAN = 17 # Push a new VLAN tag +OFPAT_POP_VLAN = 18 # Pop the outer VLAN tag +OFPAT_PUSH_MPLS = 19 # Push a new MPLS tag +OFPAT_POP_MPLS = 20 # Pop the outer MPLS tag +OFPAT_SET_QUEUE = 21 # Set queue id when outputting to a port +OFPAT_GROUP = 22 # Apply group +OFPAT_SET_NW_TTL = 23 # IP TTL. +OFPAT_DEC_NW_TTL = 24 # Decrement IP TTL. +OFPAT_EXPERIMENTER = 0xffff + +# Action header that is common to all actions. The length includes the +# header and any padding used to make the action 64-bit aligned. +# NB: The length of an action *must* always be a multiple of eight. +OFP_ACTION_HEADER_PACK_STR = '!HH4x' +OFP_ACTION_HEADER_SIZE = 8 +assert calcsize(OFP_ACTION_HEADER_PACK_STR) == OFP_ACTION_HEADER_SIZE + +# Action structure for OFPAT_OUTPUT, which sends packets out 'port'. +# When the 'port' is the OFPP_CONTROLLER, 'max_len' indicates the max +# number of bytes to send. A 'max_len' of zero means no bytes of the +# packet should be sent. +OFP_ACTION_OUTPUT_PACK_STR = '!HHIH6x' +OFP_ACTION_OUTPUT_SIZE = 16 +assert calcsize(OFP_ACTION_OUTPUT_PACK_STR) == OFP_ACTION_OUTPUT_SIZE + +# Action structure for OFPAT_GROUP. +OFP_ACTION_GROUP_PACK_STR = '!HHI' +OFP_ACTION_GROUP_SIZE = 8 +assert calcsize(OFP_ACTION_GROUP_PACK_STR) == OFP_ACTION_GROUP_SIZE + +# OFPAT_SET_QUEUE action struct: send packets to given queue on port. +OFP_ACTION_SET_QUEUE_PACK_STR = '!HHI' +OFP_ACTION_SET_QUEUE_SIZE = 8 +assert calcsize(OFP_ACTION_SET_QUEUE_PACK_STR) == OFP_ACTION_SET_QUEUE_SIZE + +# Action structure for OFPAT_SET_VLAN_VID. +OFP_ACTION_VLAN_VID_PACK_STR = '!HHH2x' +OFP_ACTION_VLAN_VID_SIZE = 8 +assert calcsize(OFP_ACTION_VLAN_VID_PACK_STR) == OFP_ACTION_VLAN_VID_SIZE + +# Action structure for OFPAT_SET_VLAN_PCP. +OFP_ACTION_VLAN_PCP_PACK_STR = '!HHB3x' +OFP_ACTION_VLAN_PCP_SIZE = 8 +assert calcsize(OFP_ACTION_VLAN_PCP_PACK_STR) == OFP_ACTION_VLAN_PCP_SIZE + +# Action structure for OFPAT_SET_MPLS_LABEL. +OFP_ACTION_MPLS_LABEL_PACK_STR = '!HHI' +OFP_ACTION_MPLS_LABEL_SIZE = 8 +assert calcsize(OFP_ACTION_MPLS_LABEL_PACK_STR) == OFP_ACTION_MPLS_LABEL_SIZE + +# Action structure for OFPAT_SET_MPLS_TC. +OFP_ACTION_MPLS_TC_PACK_STR = '!HHB3x' +OFP_ACTION_MPLS_TC_SIZE = 8 +assert calcsize(OFP_ACTION_MPLS_TC_PACK_STR) == OFP_ACTION_MPLS_TC_SIZE + +# Action structure for OFPAT_SET_MPLS_TTL. +OFP_ACTION_MPLS_TTL_PACK_STR = '!HHB3x' +OFP_ACTION_MPLS_TTL_SIZE = 8 +assert calcsize(OFP_ACTION_MPLS_TTL_PACK_STR) == OFP_ACTION_MPLS_TTL_SIZE + +# Action structure for OFPAT_SET_DL_SRC/DST. +OFP_ACTION_DL_ADDR_PACK_STR = '!HH' + OFP_ETH_ALEN_STR + 's6x' +OFP_ACTION_DL_ADDR_SIZE = 16 +assert calcsize(OFP_ACTION_DL_ADDR_PACK_STR) == OFP_ACTION_DL_ADDR_SIZE + +# Action structure for OFPAT_SET_NW_SRC/DST +OFP_ACTION_NW_ADDR_PACK_STR = '!HHI' +OFP_ACTION_NW_ADDR_SIZE = 8 +assert calcsize(OFP_ACTION_NW_ADDR_PACK_STR) == OFP_ACTION_NW_ADDR_SIZE + +# Action structure for OFPAT_SET_NW_TOS. +OFP_ACTION_NW_TOS_PACK_STR = '!HHB3x' +OFP_ACTION_NW_TOS_SIZE = 8 +assert calcsize(OFP_ACTION_NW_TOS_PACK_STR) == OFP_ACTION_NW_TOS_SIZE + +# Action structure for OFPAT_SET_NW_ECN. +OFP_ACTION_NW_ECN_PACK_STR = '!HHB3x' +OFP_ACTION_NW_ECN_SIZE = 8 +assert calcsize(OFP_ACTION_NW_ECN_PACK_STR) == OFP_ACTION_NW_ECN_SIZE + +# Action structure for OFPAT_SET_NW_TTL. +OFP_ACTION_NW_TTL_PACK_STR = '!HHB3x' +OFP_ACTION_NW_TTL_SIZE = 8 +assert calcsize(OFP_ACTION_NW_TTL_PACK_STR) == OFP_ACTION_NW_TTL_SIZE + +# Action structure for OFPAT_SET_TP_SRC/DST. +OFP_ACTION_TP_PORT_PACK_STR = '!HHH2x' +OFP_ACTION_TP_PORT_SIZE = 8 +assert calcsize(OFP_ACTION_TP_PORT_PACK_STR) == OFP_ACTION_TP_PORT_SIZE + +# Action structure for OFPAT_PUSH_VLAN/MPLS. +OFP_ACTION_PUSH_PACK_STR = '!HHH2x' +OFP_ACTION_PUSH_SIZE = 8 +assert calcsize(OFP_ACTION_PUSH_PACK_STR) == OFP_ACTION_PUSH_SIZE + +# Action structure for OFPAT_POP_MPLS. +OFP_ACTION_POP_MPLS_PACK_STR = '!HHH2x' +OFP_ACTION_POP_MPLS_SIZE = 8 +assert calcsize(OFP_ACTION_POP_MPLS_PACK_STR) == OFP_ACTION_POP_MPLS_SIZE + +# Action header for OFPAT_EXPERIMENTER. +# The rest of the body is experimenter-defined. +OFP_ACTION_EXPERIMENTER_HEADER_PACK_STR = '!HHI' +OFP_ACTION_EXPERIMENTER_HEADER_SIZE = 8 +assert (calcsize(OFP_ACTION_EXPERIMENTER_HEADER_PACK_STR) == + OFP_ACTION_EXPERIMENTER_HEADER_SIZE) + +# +# A.3 Controller-to-Switch Messages +# + +# A.3.1 Handshake + +# Switch features. +OFP_SWITCH_FEATURES_PACK_STR = '!QIB3xII' +OFP_SWITCH_FEATURES_SIZE = 32 +assert (calcsize(OFP_SWITCH_FEATURES_PACK_STR) + OFP_HEADER_SIZE == + OFP_SWITCH_FEATURES_SIZE) + +# enum ofp_capabilities +OFPC_FLOW_STATS = 1 << 0 # Flow statistics. +OFPC_TABLE_STATS = 1 << 1 # Table statistics. +OFPC_PORT_STATS = 1 << 2 # Port statistics. +OFPC_GROUP_STATS = 1 << 3 # 802.1d spanning tree. +OFPC_IP_REASM = 1 << 5 # Can reassemble IP fragments. +OFPC_QUEUE_STATS = 1 << 6 # Queue statistics. +OFPC_ARP_MATCH_IP = 1 << 7 # Match IP addresses in ARP pkts. + +# A.3.2 Switch Configuration + +# Switch configuration. +OFP_SWITCH_CONFIG_PACK_STR = '!HH' +OFP_SWITCH_CONFIG_SIZE = 12 +assert (calcsize(OFP_SWITCH_CONFIG_PACK_STR) + OFP_HEADER_SIZE == + OFP_SWITCH_CONFIG_SIZE) + +# enum ofp_config_flags +OFPC_FRAG_NORMAL = 0 # No special handling for fragments. +OFPC_FRAG_DROP = 1 << 0 # Drop fragments. +OFPC_FRAG_REASM = 1 << 1 # Reassemble (only if OFPC_IP_REASM set). +OFPC_FRAG_MASK = 3 +OFPC_INVALID_TTL_TO_CONTROLLER = 1 << 2 # Send packets with invalid TTL + # ie. 0 or 1 to controller + +# A.3.3 Flow Table Configuration + +# Configure/Modify behavior of a flow table +OFP_TABLE_MOD_PACK_STR = '!B3xI' +OFP_TABLE_MOD_SIZE = 16 +assert (calcsize(OFP_TABLE_MOD_PACK_STR) + OFP_HEADER_SIZE == + OFP_TABLE_MOD_SIZE) + +# enum ofp_table_config +OFPTC_TABLE_MISS_CONTROLLER = 0 # Send to controller.Send to controller. +OFPTC_TABLE_MISS_CONTINUE = 1 << 0 # Continue to the next table in the + # pipeline (OpenFlow 1.0 behavior). +OFPTC_TABLE_MISS_DROP = 1 << 1 # Drop the packet. +OFPTC_TABLE_MISS_MASK = 3 + +# A.3.4 Modify State Messages + +# struct ofp_flow_mod +OFP_FLOW_MOD_PACK_STR = '!QQBBHHHIIIH2x' + _OFP_MATCH_PACK_STR +OFP_FLOW_MOD_SIZE = 136 +assert calcsize(OFP_FLOW_MOD_PACK_STR) + OFP_HEADER_SIZE == OFP_FLOW_MOD_SIZE + +# enum ofp_flow_mod_command +OFPFC_ADD = 0 +OFPFC_MODIFY = 1 +OFPFC_MODIFY_STRICT = 2 +OFPFC_DELETE = 3 +OFPFC_DELETE_STRICT = 4 + +# enum ofp_flow_mod_flags +OFPFF_SEND_FLOW_REM = 1 << 0 +OFPPF_CHECK_OVERLAP = 1 << 1 + +# struct ofp_group_mod +OFP_GROUP_MOD_PACK_STR = '!HBBI' +OFP_GROUP_MOD_SIZE = 16 +assert (calcsize(OFP_GROUP_MOD_PACK_STR) + OFP_HEADER_SIZE == + OFP_GROUP_MOD_SIZE) + +# enum ofp_group_mod_command +OFPGC_ADD = 0 # New group. +OFPGC_MODIFY = 1 # Modify all matching groups. +OFPGC_DELETE = 2 # Deletes all matching groups. + +# enum ofp_group_type +OFPGT_ALL = 0 # All (multicast/broadcast) group. +OFPGT_SELECT = 1 # Select group. +OFPGT_INDIRECT = 2 # Indirect group. +OFPGT_FF = 3 # Fast failover group. + +# struct ofp_bucket +OFP_BUCKET_PACK_STR = '!HHII4x' +OFP_BUCKET_SIZE = 16 +assert calcsize(OFP_BUCKET_PACK_STR) == OFP_BUCKET_SIZE + +# struct ofp_port_mod +OFP_PORT_MOD_PACK_STR = '!I4x' + OFP_ETH_ALEN_STR + 's' + '2xIII4x' +OFP_PORT_MOD_SIZE = 40 +assert calcsize(OFP_PORT_MOD_PACK_STR) + OFP_HEADER_SIZE == OFP_PORT_MOD_SIZE + +# A.3.5 Queue Configuration Messages + +# struct opf_queue_get_config_request +OFP_QUEUE_GET_CONFIG_REQUEST_PACK_STR = '!I4x' +OFP_QUEUE_GET_CONFIG_REQUEST_SIZE = 16 +assert (calcsize(OFP_QUEUE_GET_CONFIG_REQUEST_PACK_STR) + OFP_HEADER_SIZE == + OFP_QUEUE_GET_CONFIG_REQUEST_SIZE) + +# struct ofp_queue_get_config_reply +OFP_QUEUE_GET_CONFIG_REPLY_PACK_STR = '!I4x' +OFP_QUEUE_GET_CONFIG_REPLY_SIZE = 16 +assert (calcsize(OFP_QUEUE_GET_CONFIG_REPLY_PACK_STR) + OFP_HEADER_SIZE == + OFP_QUEUE_GET_CONFIG_REPLY_SIZE) + +# A.3.6 Read State Messages + +# sturct ofp_stats_request +OFP_STATS_REQUEST_PACK_STR = '!HH4x' +OFP_STATS_REQUEST_SIZE = 16 +assert (calcsize(OFP_STATS_REQUEST_PACK_STR) + OFP_HEADER_SIZE == + OFP_STATS_REQUEST_SIZE) + +# struct ofp_stats_reply +OFP_STATS_REPLY_PACK_STR = '!HH4x' +OFP_STATS_REPLY_SIZE = 16 +assert (calcsize(OFP_STATS_REPLY_PACK_STR) + OFP_HEADER_SIZE == + OFP_STATS_REPLY_SIZE) + +# enum ofp_stats_types +OFPST_DESC = 0 +OFPST_FLOW = 1 +OFPST_AGGREGATE = 2 +OFPST_TABLE = 3 +OFPST_PORT = 4 +OFPST_QUEUE = 5 +OFPST_GROUP = 6 +OFPST_GROUP_DESC = 7 +OFPST_EXPERIMENTER = 0xffff + +# struct ofp_desc_stats +DESC_STR_LEN = 256 +DESC_STR_LEN_STR = str(DESC_STR_LEN) +SERIAL_NUM_LEN = 32 +SERIAL_NUM_LEN_STR = str(SERIAL_NUM_LEN) +OFP_DESC_STATS_PACK_STR = '!' + \ + DESC_STR_LEN_STR + 's' + \ + DESC_STR_LEN_STR + 's' + \ + DESC_STR_LEN_STR + 's' + \ + SERIAL_NUM_LEN_STR + 's' + \ + DESC_STR_LEN_STR + 's' +OFP_DESC_STATS_SIZE = 1056 +assert calcsize(OFP_DESC_STATS_PACK_STR) == OFP_DESC_STATS_SIZE + +# struct ofp_flow_stats_request +OFP_FLOW_STATS_REQUEST_PACK_STR = '!B3xII4xQQ' +OFP_FLOW_STATS_REQUEST_SIZE = 120 +assert (calcsize(OFP_FLOW_STATS_REQUEST_PACK_STR) + OFP_MATCH_SIZE == + OFP_FLOW_STATS_REQUEST_SIZE) + +# struct ofp_flow_stats +OFP_FLOW_STATS_PACK_STR = '!HBxIIHHH6xQQQ' +OFP_FLOW_STATS_SIZE = 136 +assert (calcsize(OFP_FLOW_STATS_PACK_STR) + OFP_MATCH_SIZE == + OFP_FLOW_STATS_SIZE) + +# struct ofp_aggregate_stats_request +OFP_AGGREGATE_STATS_REQUEST_PACK_STR = '!B3xII4xQQ' +OFP_AGGREGATE_STATS_REQUEST_SIZE = 120 +assert (calcsize(OFP_AGGREGATE_STATS_REQUEST_PACK_STR) + OFP_MATCH_SIZE == + OFP_AGGREGATE_STATS_REQUEST_SIZE) + +# struct ofp_aggregate_stats_reply +OFP_AGGREGATE_STATS_REPLY_PACK_STR = '!QQI4x' +OFP_AGGREGATE_STATS_REPLY_SIZE = 24 +assert (calcsize(OFP_AGGREGATE_STATS_REPLY_PACK_STR) == + OFP_AGGREGATE_STATS_REPLY_SIZE) + +# sturct ofp_table_stats +OFP_MAX_TABLE_NAME_LEN = 32 +OFP_MAX_TABLE_NAME_LEN_STR = str(OFP_MAX_TABLE_NAME_LEN) +OFP_TABLE_STATS_PACK_STR = '!B7x' + OFP_MAX_TABLE_NAME_LEN_STR + \ + 'sIIIIIIIIQQ' +OFP_TABLE_STATS_SIZE = 88 +assert calcsize(OFP_TABLE_STATS_PACK_STR) == OFP_TABLE_STATS_SIZE + +# struct ofp_port_stats_request +OFP_PORT_STATS_REQUEST_PACK_STR = '!I4x' +OFP_PORT_STATS_REQUEST_SIZE = 8 +assert calcsize(OFP_PORT_STATS_REQUEST_PACK_STR) == OFP_PORT_STATS_REQUEST_SIZE + +# struct ofp_port_stats +OFP_PORT_STATS_PACK_STR = '!H6xQQQQQQQQQQQQ' +OFP_PORT_STATS_SIZE = 104 +assert calcsize(OFP_PORT_STATS_PACK_STR) == OFP_PORT_STATS_SIZE + +# struct ofp_queue_stats_request +OFP_QUEUE_STATS_REQUEST_PACK_STR = '!II' +OFP_QUEUE_STATS_REQUEST_SIZE = 8 +assert (calcsize(OFP_QUEUE_STATS_REQUEST_PACK_STR) == + OFP_QUEUE_STATS_REQUEST_SIZE) + +# struct ofp_queue_stats +OFP_QUEUE_STATS_PACK_STR = '!IIQQQ' +OFP_QUEUE_STATS_SIZE = 32 +assert calcsize(OFP_QUEUE_STATS_PACK_STR) == OFP_QUEUE_STATS_SIZE + +# struct ofp_group_stats_request +OFP_GROUP_STATS_REQUEST_PACK_STR = '!I4x' +OFP_GROUP_STATS_REQUEST_SIZE = 8 +assert (calcsize(OFP_GROUP_STATS_REQUEST_PACK_STR) == + OFP_GROUP_STATS_REQUEST_SIZE) + +# struct ofp_group_stats +OFP_GROUP_STATS_PACK_STR = '!H2xII4xQQ' +OFP_GROUP_STATS_SIZE = 32 +assert calcsize(OFP_GROUP_STATS_PACK_STR) == OFP_GROUP_STATS_SIZE + +# struct ofp_bucket_counter +OFP_BUCKET_COUNTER_PACK_STR = '!QQ' +OFP_BUCKET_COUNTER_SIZE = 16 +assert calcsize(OFP_BUCKET_COUNTER_PACK_STR) == OFP_BUCKET_COUNTER_SIZE + +# struct ofp_group_desc_stats +OFP_GROUP_DESC_STATS_PACK_STR = '!HBBI' +OFP_GROUP_DESC_STATS_SIZE = 8 +assert calcsize(OFP_GROUP_DESC_STATS_PACK_STR) == OFP_GROUP_DESC_STATS_SIZE + +# A.3.7 Packet-Out Message + +# struct ofp_packet_out +OFP_PACKET_OUT_PACK_STR = '!IIH6x' +OFP_PACKET_OUT_SIZE = 24 +assert (calcsize(OFP_PACKET_OUT_PACK_STR) + OFP_HEADER_SIZE == + OFP_PACKET_OUT_SIZE) + +# A.3.8 Barrier Message + +# +# A.4 Asynchronous Messages +# + +# A.4.1 Packet-In Message + +# struct ofp_packet_in +OFP_PACKET_IN_PACK_STR = '!IIIHBB' +OFP_PACKET_IN_SIZE = 24 +assert (calcsize(OFP_PACKET_IN_PACK_STR) + OFP_HEADER_SIZE == + OFP_PACKET_IN_SIZE) + +# enum ofp_packet_in_reason +OFPR_NO_MATCH = 0 # No matching flow. +OFPR_ACTION = 1 # Action explicitly output to controller. + +# A.4.2 Flow Removed Message + +_OFP_FLOW_REMOVED_PACK_STR0 = 'QHBBIIH2xQQ' +OFP_FLOW_REMOVED_PACK_STR = '!' + _OFP_FLOW_REMOVED_PACK_STR0 + \ + _OFP_MATCH_PACK_STR +OFP_FLOW_REMOVED_SIZE = 136 +assert (calcsize(OFP_FLOW_REMOVED_PACK_STR) + OFP_HEADER_SIZE == + OFP_FLOW_REMOVED_SIZE) + +# enum ofp_flow_removed_reason +OFPRR_IDLE_TIMEOUT = 0 # Flow idle time exceeded idle_timeout. +OFPRR_HARD_TIMEOUT = 1 # Time exceeded hard_timeout. +OFPRR_DELETE = 2 # Evicted by a DELETE flow mod. +OFPRR_GROUP_DELETE = 3 # Group was removed. + +# A.4.3 Port Status Message + +# struct ofp_port_status +OFP_PORT_STATUS_PACK_STR = '!B7x' + _OFP_PORT_PACK_STR +OFP_PORT_STATUS_DESC_OFFSET = OFP_HEADER_SIZE + 8 +OFP_PORT_STATUS_SIZE = 80 +assert (calcsize(OFP_PORT_STATUS_PACK_STR) + OFP_HEADER_SIZE == + OFP_PORT_STATUS_SIZE) + +# enum ofp_port_reason +OFPPR_ADD = 0 # The port was added. +OFPPR_DELETE = 1 # The port was removed. +OFPPR_MODIFY = 2 # Some attribute of the port has changed. + +# A.4.4 Error Message + +# struct ofp_error_msg +OFP_ERROR_MSG_PACK_STR = '!HH' +OFP_ERROR_MSG_SIZE = 12 +assert calcsize(OFP_ERROR_MSG_PACK_STR) + OFP_HEADER_SIZE == OFP_ERROR_MSG_SIZE + +# enum ofp_error_type +OFPET_HELLO_FAILED = 0 # Hello protocol failed. +OFPET_BAD_REQUEST = 1 # Request was not understood. +OFPET_BAD_ACTION = 2 # Error in action description. +OFPET_BAD_INSTRUCTION = 3 # Error in instruction list. +OFPET_BAD_MATCH = 4 # Error in match. +OFPET_FLOW_MOD_FAILED = 5 # Problem modifying flow entry. +OFPET_GROUP_MOD_FAILED = 6 # Problem modifying group entry. +OFPET_PORT_MOD_FAILED = 7 # OFPT_PORT_MOD failed. +OFPET_TABLE_MOD_FAILED = 8 # Table mod request failed. +OFPET_QUEUE_OP_FAILED = 9 # Queue operation failed. +OFPET_SWITCH_CONFIG_FAILED = 10 # Switch config request failed. + +# enum ofp_hello_failed_code +OFPHFC_INCOMPATIBLE = 0 # No compatible version. +OFPHFC_EPERM = 1 # Permissions error. + +# enum ofp_bad_request_code +OFPBRC_BAD_VERSION = 0 # ofp_header.version not supported. +OFPBRC_BAD_TYPE = 1 # ofp_header.type not supported. +OFPBRC_BAD_STAT = 2 # ofp_stats_msg.type not supported. +OFPBRC_BAD_EXPERIMENTER = 3 # Experimenter id not supported + # (in ofp_experimenter_header + # or ofp_stats_request or ofp_stats_reply). +OFPBRC_BAD_SUBTYPE = 4 # Experimenter subtype not supported. +OFPBRC_EPERM = 5 # Permissions error. +OFPBRC_BAD_LEN = 6 # Wrong request length for type. +OFPBRC_BUFFER_EMPTY = 7 # Specified buffer has already been used. +OFPBRC_BUFFER_UNKNOWN = 8 # Specified buffer does not exist. + +# enum ofp_bad_action_code +OFPBAC_BAD_TYPE = 0 # Unknown action type. +OFPBAC_BAD_LEN = 1 # Length problem in actions. +OFPBAC_BAD_EXPERIMENTER = 2 # Unknown experimenter id specified. +OFPBAC_BAD_EXP_TYPE = 3 # Unknown action type for experimenter id. +OFPBAC_BAD_OUT_PORT = 4 # Problem validating output action. +OFPBAC_BAD_ARGUMENT = 5 # Bad action argument. +OFPBAC_EPERM = 6 # Permissions error. +OFPBAC_TOO_MANY = 7 # Can't handle this many actions. +OFPBAC_BAD_QUEUE = 8 # Problem validating output queue. +OFPBAC_BAD_OUT_GROUP = 9 # Invalid group id in forward action. +OFPBAC_MATCH_INCONSISTENT = 10 # Action can't apply for this match, + # or Set-Field missing prerequisite. +OFPBAC_UNSUPPORTED_ORDER = 11 # Action order is unsupported for + # the action list in an Apply-Actions + # instruction +OFPBAC_BAD_TAG = 12 # Actions uses an unsupported tag/encap. + +# enum ofp_bad_instruction_code +OFPBIC_UNKNOWN_INST = 0 # Unknown instruction. +OFPBIC_UNSUP_INST = 1 # Switch or table does not support + # the instruction. +OFPBIC_BAD_TABLE_ID = 2 # Invalid Table-Id specified +OFPBIC_UNSUP_METADATA = 3 # Metadata value unsupported by datapath. +OFPBIC_UNSUP_METADATA_MASK = 4 # Metadata mask value unsupported by + # datapath. +OFPBIC_BAD_EXP_INST = 5 # Unknown experimenter id specified. + +# enum ofp_bad_match_code +OFPBMC_BAD_TYPE = 0 # Unsupported match type apecified by + # the match. +OFPBMC_BAD_LEN = 1 # Length problem in math. +OFPBMC_BAD_TAG = 2 # Match uses an unsupported tag/encap. +OFPBMC_BAD_DL_ADDR_MASK = 3 # Unsupported datalink addr mask - + # switch does not support arbitrary + # datalink address mask. +OFPBMC_BAD_NW_ADDR_MASK = 4 # Unsupported network addr mask - + # switch does not support arbitrary + # network addres mask. +OFPBMC_BAD_WILDCARDS = 5 # Unsupported combination of fields + # masked or omitted in the match. +OFPBMC_BAD_FIELD = 6 # Unsupported field type in the match. +OFPBMC_BAD_VALUE = 7 # Unsupported value in a match field. + +# enum ofp_flow_mod_failed_code +OFPFMFC_UNKNOWN = 0 # Unspecified error. +OFPFMFC_TABLES_FULL = 1 # Flow not added because table was full. +OFPFMFC_BAD_TABLE_ID = 2 # Table does not exist +OFPFMFC_OVERLAP = 3 # Attempted to add overlapping flow + # with CHECK_OVERLAP flag set. +OFPFMFC_EPERM = 4 # Permissions error. +OFPFMFC_BAD_TIMEOUT = 5 # Flow not added because of + # unsupported idle/hard timeout. +OFPFMFC_BAD_COMMAND = 6 # Unsupported or unknown command. + +# enum ofp_group_mod_failed_code +OFPGMFC_GROUP_EXISTS = 0 +OFPGMFC_INVALID_GROUP = 1 +OFPGMFC_WEIGHT_UNSUPPORTED = 2 # Switch does not support unequal load + # sharing with select groups. +OFPGMFC_OUT_OF_GROUPS = 3 # The group table is full. +OFPGMFC_OUT_OF_BUCKETS = 4 # The maximum number of action buckets + # for a group has been exceeded. +OFPGMFC_CHAINING_UNSUPPORTED = 5 # Switch does not support groups that + # forward to groups. +OFPGMFC_WATCH_UNSUPPORTED = 6 # This group cannot watch the + # watch_port or watch_group specified. +OFPGMFC_LOOP = 7 # Group entry would cause a loop. +OFPGMFC_UNKNOWN_GROUP = 8 # Group not modified because a group + # MODIFY attempted to modify a + # non-existent group. + +# enum ofp_port_mod_failed_code +OFPPMFC_BAD_PORT = 0 # Specified port does not exist. +OFPPMFC_BAD_HW_ADDR = 1 # Specified hardware address does not + # match the port number. +OFPPMFC_BAD_CONFIG = 2 # Specified config is invalid. +OFPPMFC_BAD_ADVERTISE = 3 # Specified advertise is invalid. + +# enum ofp_table_mod_failed_code +OFPTMFC_BAD_TABLE = 0 # Specified table does not exist. +OFPTMFC_BAD_CONFIG = 1 # Specified config is invalid. + +# enum ofp_queue_op_failed_code +OFPQOFC_BAD_PORT = 0 # Invalid port (or port does not exist). +OFPQOFC_BAD_QUEUE = 1 # Queue does not exist. +OFPQOFC_EPERM = 2 # Permissions error. + +# enum ofp_switch_config_failed_code +OFPSCFC_BAD_FLAGS = 0 # Specified flags is invalid. +OFPSCFC_BAD_LEN = 1 # Specified len is invalid. + +# +# A.5 Symmetric Messages +# + +# A.5.1 Hello + +# A.5.2 Echo Request + +# A.5.3 Echo Reply + +# A.5.4 Experimenter -- 1.7.4.4 ------------------------------------------------------------------------------ Live Security Virtual Conference Exclusive live event will cover all the ways today's security and threat landscape has changed and how IT managers can respond. Discussions will include endpoint security, mobile security and the latest in malware threats. http://www.accelacomm.com/jaw/sfrnl04242012/114/50122263/ _______________________________________________ Ryu-devel mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/ryu-devel
