ovs_flow.yaml

   1# SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause)
   2---
   3name: ovs_flow
   4version: 1
   5protocol: genetlink-legacy
   6uapi-header: linux/openvswitch.h
   7
   8doc: >-
   9  OVS flow configuration over generic netlink.
  10
  11definitions:
  12  -
  13    name: ovs-header
  14    type: struct
  15    doc: |
  16      Header for OVS Generic Netlink messages.
  17    members:
  18      -
  19        name: dp-ifindex
  20        type: u32
  21        doc: |
  22          ifindex of local port for datapath (0 to make a request not specific
  23          to a datapath).
  24  -
  25    name: ovs-flow-stats
  26    type: struct
  27    members:
  28      -
  29        name: n-packets
  30        type: u64
  31        doc: Number of matched packets.
  32      -
  33        name: n-bytes
  34        type: u64
  35        doc: Number of matched bytes.
  36  -
  37    name: ovs-key-ethernet
  38    type: struct
  39    members:
  40      -
  41        name: eth-src
  42        type: binary
  43        len: 6
  44        display-hint: mac
  45      -
  46        name: eth-dst
  47        type: binary
  48        len: 6
  49        display-hint: mac
  50  -
  51    name: ovs-key-mpls
  52    type: struct
  53    members:
  54      -
  55        name: mpls-lse
  56        type: u32
  57        byte-order: big-endian
  58  -
  59    name: ovs-key-ipv4
  60    type: struct
  61    members:
  62      -
  63        name: ipv4-src
  64        type: u32
  65        byte-order: big-endian
  66        display-hint: ipv4
  67      -
  68        name: ipv4-dst
  69        type: u32
  70        byte-order: big-endian
  71        display-hint: ipv4
  72      -
  73        name: ipv4-proto
  74        type: u8
  75      -
  76        name: ipv4-tos
  77        type: u8
  78      -
  79        name: ipv4-ttl
  80        type: u8
  81      -
  82        name: ipv4-frag
  83        type: u8
  84        enum: ovs-frag-type
  85  -
  86    name: ovs-key-ipv6
  87    type: struct
  88    members:
  89      -
  90        name: ipv6-src
  91        type: binary
  92        len: 16
  93        byte-order: big-endian
  94        display-hint: ipv6
  95      -
  96        name: ipv6-dst
  97        type: binary
  98        len: 16
  99        byte-order: big-endian
 100        display-hint: ipv6
 101      -
 102        name: ipv6-label
 103        type: u32
 104        byte-order: big-endian
 105      -
 106        name: ipv6-proto
 107        type: u8
 108      -
 109        name: ipv6-tclass
 110        type: u8
 111      -
 112        name: ipv6-hlimit
 113        type: u8
 114      -
 115        name: ipv6-frag
 116        type: u8
 117  -
 118    name: ovs-key-ipv6-exthdrs
 119    type: struct
 120    members:
 121      -
 122        name: hdrs
 123        type: u16
 124  -
 125    name: ovs-frag-type
 126    name-prefix: ovs-frag-type-
 127    enum-name: ovs-frag-type
 128    type: enum
 129    entries:
 130      -
 131        name: none
 132        doc: Packet is not a fragment.
 133      -
 134        name: first
 135        doc: Packet is a fragment with offset 0.
 136      -
 137        name: later
 138        doc: Packet is a fragment with nonzero offset.
 139      -
 140        name: any
 141        value: 255
 142  -
 143    name: ovs-key-tcp
 144    type: struct
 145    members:
 146      -
 147        name: tcp-src
 148        type: u16
 149        byte-order: big-endian
 150      -
 151        name: tcp-dst
 152        type: u16
 153        byte-order: big-endian
 154  -
 155    name: ovs-key-udp
 156    type: struct
 157    members:
 158      -
 159        name: udp-src
 160        type: u16
 161        byte-order: big-endian
 162      -
 163        name: udp-dst
 164        type: u16
 165        byte-order: big-endian
 166  -
 167    name: ovs-key-sctp
 168    type: struct
 169    members:
 170      -
 171        name: sctp-src
 172        type: u16
 173        byte-order: big-endian
 174      -
 175        name: sctp-dst
 176        type: u16
 177        byte-order: big-endian
 178  -
 179    name: ovs-key-icmp
 180    type: struct
 181    members:
 182      -
 183        name: icmp-type
 184        type: u8
 185      -
 186        name: icmp-code
 187        type: u8
 188  -
 189    name: ovs-key-arp
 190    type: struct
 191    members:
 192      -
 193        name: arp-sip
 194        type: u32
 195        byte-order: big-endian
 196      -
 197        name: arp-tip
 198        type: u32
 199        byte-order: big-endian
 200      -
 201        name: arp-op
 202        type: u16
 203        byte-order: big-endian
 204      -
 205        name: arp-sha
 206        type: binary
 207        len: 6
 208        display-hint: mac
 209      -
 210        name: arp-tha
 211        type: binary
 212        len: 6
 213        display-hint: mac
 214  -
 215    name: ovs-key-nd
 216    type: struct
 217    members:
 218      -
 219        name: nd-target
 220        type: binary
 221        len: 16
 222        byte-order: big-endian
 223      -
 224        name: nd-sll
 225        type: binary
 226        len: 6
 227        display-hint: mac
 228      -
 229        name: nd-tll
 230        type: binary
 231        len: 6
 232        display-hint: mac
 233  -
 234    name: ovs-key-ct-tuple-ipv4
 235    type: struct
 236    members:
 237      -
 238        name: ipv4-src
 239        type: u32
 240        byte-order: big-endian
 241      -
 242        name: ipv4-dst
 243        type: u32
 244        byte-order: big-endian
 245      -
 246        name: src-port
 247        type: u16
 248        byte-order: big-endian
 249      -
 250        name: dst-port
 251        type: u16
 252        byte-order: big-endian
 253      -
 254        name: ipv4-proto
 255        type: u8
 256  -
 257    name: ovs-action-push-vlan
 258    type: struct
 259    members:
 260      -
 261        name: vlan-tpid
 262        type: u16
 263        byte-order: big-endian
 264        doc: Tag protocol identifier (TPID) to push.
 265      -
 266        name: vlan-tci
 267        type: u16
 268        byte-order: big-endian
 269        doc: Tag control identifier (TCI) to push.
 270  -
 271    name: ovs-ufid-flags
 272    name-prefix: ovs-ufid-f-
 273    enum-name:
 274    type: flags
 275    entries:
 276      - omit-key
 277      - omit-mask
 278      - omit-actions
 279  -
 280    name: ovs-action-hash
 281    type: struct
 282    members:
 283      -
 284        name: hash-alg
 285        type: u32
 286        doc: Algorithm used to compute hash prior to recirculation.
 287      -
 288        name: hash-basis
 289        type: u32
 290        doc: Basis used for computing hash.
 291  -
 292    name: ovs-hash-alg
 293    enum-name: ovs-hash-alg
 294    type: enum
 295    doc: |
 296      Data path hash algorithm for computing Datapath hash. The algorithm type
 297      only specifies the fields in a flow will be used as part of the hash. Each
 298      datapath is free to use its own hash algorithm. The hash value will be
 299      opaque to the user space daemon.
 300    entries:
 301      - ovs-hash-alg-l4
 302
 303  -
 304    name: ovs-action-push-mpls
 305    type: struct
 306    members:
 307      -
 308        name: mpls-lse
 309        type: u32
 310        byte-order: big-endian
 311        doc: |
 312          MPLS label stack entry to push
 313      -
 314        name: mpls-ethertype
 315        type: u32
 316        byte-order: big-endian
 317        doc: |
 318          Ethertype to set in the encapsulating ethernet frame.  The only values
 319          ethertype should ever be given are ETH_P_MPLS_UC and ETH_P_MPLS_MC,
 320          indicating MPLS unicast or multicast. Other are rejected.
 321  -
 322    name: ovs-action-add-mpls
 323    type: struct
 324    members:
 325      -
 326        name: mpls-lse
 327        type: u32
 328        byte-order: big-endian
 329        doc: |
 330          MPLS label stack entry to push
 331      -
 332        name: mpls-ethertype
 333        type: u32
 334        byte-order: big-endian
 335        doc: |
 336          Ethertype to set in the encapsulating ethernet frame.  The only values
 337          ethertype should ever be given are ETH_P_MPLS_UC and ETH_P_MPLS_MC,
 338          indicating MPLS unicast or multicast. Other are rejected.
 339      -
 340        name: tun-flags
 341        type: u16
 342        doc: |
 343          MPLS tunnel attributes.
 344  -
 345    name: ct-state-flags
 346    enum-name:
 347    type: flags
 348    name-prefix: ovs-cs-f-
 349    entries:
 350      -
 351        name: new
 352        doc: Beginning of a new connection.
 353      -
 354        name: established
 355        doc: Part of an existing connenction
 356      -
 357        name: related
 358        doc: Related to an existing connection.
 359      -
 360        name: reply-dir
 361        doc: Flow is in the reply direction.
 362      -
 363        name: invalid
 364        doc: Could not track the connection.
 365      -
 366        name: tracked
 367        doc: Conntrack has occurred.
 368      -
 369        name: src-nat
 370        doc: Packet's source address/port was mangled by NAT.
 371      -
 372        name: dst-nat
 373        doc: Packet's destination address/port was mangled by NAT.
 374
 375attribute-sets:
 376  -
 377    name: flow-attrs
 378    enum-name: ovs-flow-attr
 379    name-prefix: ovs-flow-attr-
 380    attributes:
 381      -
 382        name: key
 383        type: nest
 384        nested-attributes: key-attrs
 385        doc: |
 386          Nested attributes specifying the flow key. Always present in
 387          notifications. Required for all requests (except dumps).
 388      -
 389        name: actions
 390        type: nest
 391        nested-attributes: action-attrs
 392        doc: |
 393          Nested attributes specifying the actions to take for packets that
 394          match the key. Always present in notifications. Required for
 395          OVS_FLOW_CMD_NEW requests, optional for OVS_FLOW_CMD_SET requests.  An
 396          OVS_FLOW_CMD_SET without OVS_FLOW_ATTR_ACTIONS will not modify the
 397          actions.  To clear the actions, an OVS_FLOW_ATTR_ACTIONS without any
 398          nested attributes must be given.
 399      -
 400        name: stats
 401        type: binary
 402        struct: ovs-flow-stats
 403        doc: |
 404          Statistics for this flow. Present in notifications if the stats would
 405          be nonzero. Ignored in requests.
 406      -
 407        name: tcp-flags
 408        type: u8
 409        doc: |
 410          An 8-bit value giving the ORed value of all of the TCP flags seen on
 411          packets in this flow. Only present in notifications for TCP flows, and
 412          only if it would be nonzero. Ignored in requests.
 413      -
 414        name: used
 415        type: u64
 416        doc: |
 417          A 64-bit integer giving the time, in milliseconds on the system
 418          monotonic clock, at which a packet was last processed for this
 419          flow. Only present in notifications if a packet has been processed for
 420          this flow. Ignored in requests.
 421      -
 422        name: clear
 423        type: flag
 424        doc: |
 425          If present in a OVS_FLOW_CMD_SET request, clears the last-used time,
 426          accumulated TCP flags, and statistics for this flow.  Otherwise
 427          ignored in requests. Never present in notifications.
 428      -
 429        name: mask
 430        type: nest
 431        nested-attributes: key-attrs
 432        doc: |
 433          Nested attributes specifying the mask bits for wildcarded flow
 434          match. Mask bit value '1' specifies exact match with corresponding
 435          flow key bit, while mask bit value '0' specifies a wildcarded
 436          match. Omitting attribute is treated as wildcarding all corresponding
 437          fields. Optional for all requests. If not present, all flow key bits
 438          are exact match bits.
 439      -
 440        name: probe
 441        type: binary
 442        doc: |
 443          Flow operation is a feature probe, error logging should be suppressed.
 444      -
 445        name: ufid
 446        type: binary
 447        doc: |
 448          A value between 1-16 octets specifying a unique identifier for the
 449          flow. Causes the flow to be indexed by this value rather than the
 450          value of the OVS_FLOW_ATTR_KEY attribute. Optional for all
 451          requests. Present in notifications if the flow was created with this
 452          attribute.
 453        display-hint: uuid
 454      -
 455        name: ufid-flags
 456        type: u32
 457        enum: ovs-ufid-flags
 458        doc: |
 459          A 32-bit value of ORed flags that provide alternative semantics for
 460          flow installation and retrieval. Optional for all requests.
 461      -
 462        name: pad
 463        type: binary
 464
 465  -
 466    name: key-attrs
 467    enum-name: ovs-key-attr
 468    name-prefix: ovs-key-attr-
 469    attributes:
 470      -
 471        name: encap
 472        type: nest
 473        nested-attributes: key-attrs
 474      -
 475        name: priority
 476        type: u32
 477      -
 478        name: in-port
 479        type: u32
 480      -
 481        name: ethernet
 482        type: binary
 483        struct: ovs-key-ethernet
 484        doc: struct ovs_key_ethernet
 485      -
 486        name: vlan
 487        type: u16
 488        byte-order: big-endian
 489      -
 490        name: ethertype
 491        type: u16
 492        byte-order: big-endian
 493      -
 494        name: ipv4
 495        type: binary
 496        struct: ovs-key-ipv4
 497      -
 498        name: ipv6
 499        type: binary
 500        struct: ovs-key-ipv6
 501        doc: struct ovs_key_ipv6
 502      -
 503        name: tcp
 504        type: binary
 505        struct: ovs-key-tcp
 506      -
 507        name: udp
 508        type: binary
 509        struct: ovs-key-udp
 510      -
 511        name: icmp
 512        type: binary
 513        struct: ovs-key-icmp
 514      -
 515        name: icmpv6
 516        type: binary
 517        struct: ovs-key-icmp
 518      -
 519        name: arp
 520        type: binary
 521        struct: ovs-key-arp
 522        doc: struct ovs_key_arp
 523      -
 524        name: nd
 525        type: binary
 526        struct: ovs-key-nd
 527        doc: struct ovs_key_nd
 528      -
 529        name: skb-mark
 530        type: u32
 531      -
 532        name: tunnel
 533        type: nest
 534        nested-attributes: tunnel-key-attrs
 535      -
 536        name: sctp
 537        type: binary
 538        struct: ovs-key-sctp
 539      -
 540        name: tcp-flags
 541        type: u16
 542        byte-order: big-endian
 543      -
 544        name: dp-hash
 545        type: u32
 546        doc: Value 0 indicates the hash is not computed by the datapath.
 547      -
 548        name: recirc-id
 549        type: u32
 550      -
 551        name: mpls
 552        type: binary
 553        struct: ovs-key-mpls
 554      -
 555        name: ct-state
 556        type: u32
 557        enum: ct-state-flags
 558        enum-as-flags: true
 559      -
 560        name: ct-zone
 561        type: u16
 562        doc: connection tracking zone
 563      -
 564        name: ct-mark
 565        type: u32
 566        doc: connection tracking mark
 567      -
 568        name: ct-labels
 569        type: binary
 570        display-hint: hex
 571        doc: 16-octet connection tracking label
 572      -
 573        name: ct-orig-tuple-ipv4
 574        type: binary
 575        struct: ovs-key-ct-tuple-ipv4
 576      -
 577        name: ct-orig-tuple-ipv6
 578        type: binary
 579        doc: struct ovs_key_ct_tuple_ipv6
 580      -
 581        name: nsh
 582        type: nest
 583        nested-attributes: ovs-nsh-key-attrs
 584      -
 585        name: packet-type
 586        type: u32
 587        byte-order: big-endian
 588        doc: Should not be sent to the kernel
 589      -
 590        name: nd-extensions
 591        type: binary
 592        doc: Should not be sent to the kernel
 593      -
 594        name: tunnel-info
 595        type: binary
 596        doc: struct ip_tunnel_info
 597      -
 598        name: ipv6-exthdrs
 599        type: binary
 600        struct: ovs-key-ipv6-exthdrs
 601        doc: struct ovs_key_ipv6_exthdr
 602  -
 603    name: action-attrs
 604    enum-name: ovs-action-attr
 605    name-prefix: ovs-action-attr-
 606    attributes:
 607      -
 608        name: output
 609        type: u32
 610        doc: ovs port number in datapath
 611      -
 612        name: userspace
 613        type: nest
 614        nested-attributes: userspace-attrs
 615      -
 616        name: set
 617        type: nest
 618        nested-attributes: key-attrs
 619        doc: |
 620          Replaces the contents of an existing header. The single nested
 621          attribute specifies a header to modify and its value.
 622      -
 623        name: push-vlan
 624        type: binary
 625        struct: ovs-action-push-vlan
 626        doc: Push a new outermost 802.1Q or 802.1ad header onto the packet.
 627      -
 628        name: pop-vlan
 629        type: flag
 630        doc: Pop the outermost 802.1Q or 802.1ad header from the packet.
 631      -
 632        name: sample
 633        type: nest
 634        nested-attributes: sample-attrs
 635        doc: |
 636          Probabilistically executes actions, as specified in the nested
 637          attributes.
 638      -
 639        name: recirc
 640        type: u32
 641        doc: recirc id
 642      -
 643        name: hash
 644        type: binary
 645        struct: ovs-action-hash
 646      -
 647        name: push-mpls
 648        type: binary
 649        struct: ovs-action-push-mpls
 650        doc: |
 651          Push a new MPLS label stack entry onto the top of the packets MPLS
 652          label stack. Set the ethertype of the encapsulating frame to either
 653          ETH_P_MPLS_UC or ETH_P_MPLS_MC to indicate the new packet contents.
 654      -
 655        name: pop-mpls
 656        type: u16
 657        byte-order: big-endian
 658        doc: ethertype
 659      -
 660        name: set-masked
 661        type: nest
 662        nested-attributes: key-attrs
 663        doc: |
 664          Replaces the contents of an existing header. A nested attribute
 665          specifies a header to modify, its value, and a mask. For every bit set
 666          in the mask, the corresponding bit value is copied from the value to
 667          the packet header field, rest of the bits are left unchanged. The
 668          non-masked value bits must be passed in as zeroes. Masking is not
 669          supported for the OVS_KEY_ATTR_TUNNEL attribute.
 670      -
 671        name: ct
 672        type: nest
 673        nested-attributes: ct-attrs
 674        doc: |
 675          Track the connection. Populate the conntrack-related entries
 676          in the flow key.
 677      -
 678        name: trunc
 679        type: u32
 680        doc: struct ovs_action_trunc is a u32 max length
 681      -
 682        name: push-eth
 683        type: binary
 684        doc: struct ovs_action_push_eth
 685      -
 686        name: pop-eth
 687        type: flag
 688      -
 689        name: ct-clear
 690        type: flag
 691      -
 692        name: push-nsh
 693        type: nest
 694        nested-attributes: ovs-nsh-key-attrs
 695        doc: |
 696          Push NSH header to the packet.
 697      -
 698        name: pop-nsh
 699        type: flag
 700        doc: |
 701          Pop the outermost NSH header off the packet.
 702      -
 703        name: meter
 704        type: u32
 705        doc: |
 706          Run packet through a meter, which may drop the packet, or modify the
 707          packet (e.g., change the DSCP field)
 708      -
 709        name: clone
 710        type: nest
 711        nested-attributes: action-attrs
 712        doc: |
 713          Make a copy of the packet and execute a list of actions without
 714          affecting the original packet and key.
 715      -
 716        name: check-pkt-len
 717        type: nest
 718        nested-attributes: check-pkt-len-attrs
 719        doc: |
 720          Check the packet length and execute a set of actions if greater than
 721          the specified packet length, else execute another set of actions.
 722      -
 723        name: add-mpls
 724        type: binary
 725        struct: ovs-action-add-mpls
 726        doc: |
 727          Push a new MPLS label stack entry at the start of the packet or at the
 728          start of the l3 header depending on the value of l3 tunnel flag in the
 729          tun_flags field of this OVS_ACTION_ATTR_ADD_MPLS argument.
 730      -
 731        name: dec-ttl
 732        type: nest
 733        nested-attributes: dec-ttl-attrs
 734      -
 735        name: psample
 736        type: nest
 737        nested-attributes: psample-attrs
 738        doc: |
 739          Sends a packet sample to psample for external observation.
 740  -
 741    name: tunnel-key-attrs
 742    enum-name: ovs-tunnel-key-attr
 743    name-prefix: ovs-tunnel-key-attr-
 744    attributes:
 745      -
 746        name: id
 747        type: u64
 748        byte-order: big-endian
 749        value: 0
 750      -
 751        name: ipv4-src
 752        type: u32
 753        byte-order: big-endian
 754      -
 755        name: ipv4-dst
 756        type: u32
 757        byte-order: big-endian
 758      -
 759        name: tos
 760        type: u8
 761      -
 762        name: ttl
 763        type: u8
 764      -
 765        name: dont-fragment
 766        type: flag
 767      -
 768        name: csum
 769        type: flag
 770      -
 771        name: oam
 772        type: flag
 773      -
 774        name: geneve-opts
 775        type: binary
 776        sub-type: u32
 777      -
 778        name: tp-src
 779        type: u16
 780        byte-order: big-endian
 781      -
 782        name: tp-dst
 783        type: u16
 784        byte-order: big-endian
 785      -
 786        name: vxlan-opts
 787        type: nest
 788        nested-attributes: vxlan-ext-attrs
 789      -
 790        name: ipv6-src
 791        type: binary
 792        doc: |
 793          struct in6_addr source IPv6 address
 794      -
 795        name: ipv6-dst
 796        type: binary
 797        doc: |
 798          struct in6_addr destination IPv6 address
 799      -
 800        name: pad
 801        type: binary
 802      -
 803        name: erspan-opts
 804        type: binary
 805        doc: |
 806          struct erspan_metadata
 807      -
 808        name: ipv4-info-bridge
 809        type: flag
 810  -
 811    name: check-pkt-len-attrs
 812    enum-name: ovs-check-pkt-len-attr
 813    name-prefix: ovs-check-pkt-len-attr-
 814    attributes:
 815      -
 816        name: pkt-len
 817        type: u16
 818      -
 819        name: actions-if-greater
 820        type: nest
 821        nested-attributes: action-attrs
 822      -
 823        name: actions-if-less-equal
 824        type: nest
 825        nested-attributes: action-attrs
 826  -
 827    name: sample-attrs
 828    enum-name: ovs-sample-attr
 829    name-prefix: ovs-sample-attr-
 830    attributes:
 831      -
 832        name: probability
 833        type: u32
 834      -
 835        name: actions
 836        type: nest
 837        nested-attributes: action-attrs
 838  -
 839    name: userspace-attrs
 840    enum-name: ovs-userspace-attr
 841    name-prefix: ovs-userspace-attr-
 842    attributes:
 843      -
 844        name: pid
 845        type: u32
 846      -
 847        name: userdata
 848        type: binary
 849      -
 850        name: egress-tun-port
 851        type: u32
 852      -
 853        name: actions
 854        type: flag
 855  -
 856    name: ovs-nsh-key-attrs
 857    enum-name: ovs-nsh-key-attr
 858    name-prefix: ovs-nsh-key-attr-
 859    attributes:
 860      -
 861        name: base
 862        type: binary
 863      -
 864        name: md1
 865        type: binary
 866      -
 867        name: md2
 868        type: binary
 869  -
 870    name: ct-attrs
 871    enum-name: ovs-ct-attr
 872    name-prefix: ovs-ct-attr-
 873    attributes:
 874      -
 875        name: commit
 876        type: flag
 877      -
 878        name: zone
 879        type: u16
 880      -
 881        name: mark
 882        type: binary
 883      -
 884        name: labels
 885        type: binary
 886      -
 887        name: helper
 888        type: string
 889      -
 890        name: nat
 891        type: nest
 892        nested-attributes: nat-attrs
 893      -
 894        name: force-commit
 895        type: flag
 896      -
 897        name: eventmask
 898        type: u32
 899      -
 900        name: timeout
 901        type: string
 902  -
 903    name: nat-attrs
 904    enum-name: ovs-nat-attr
 905    name-prefix: ovs-nat-attr-
 906    attributes:
 907      -
 908        name: src
 909        type: flag
 910      -
 911        name: dst
 912        type: flag
 913      -
 914        name: ip-min
 915        type: binary
 916      -
 917        name: ip-max
 918        type: binary
 919      -
 920        name: proto-min
 921        type: u16
 922      -
 923        name: proto-max
 924        type: u16
 925      -
 926        name: persistent
 927        type: flag
 928      -
 929        name: proto-hash
 930        type: flag
 931      -
 932        name: proto-random
 933        type: flag
 934  -
 935    name: dec-ttl-attrs
 936    enum-name: ovs-dec-ttl-attr
 937    name-prefix: ovs-dec-ttl-attr-
 938    attributes:
 939      -
 940        name: action
 941        type: nest
 942        nested-attributes: action-attrs
 943  -
 944    name: vxlan-ext-attrs
 945    enum-name: ovs-vxlan-ext-
 946    name-prefix: ovs-vxlan-ext-
 947    attributes:
 948      -
 949        name: gbp
 950        type: u32
 951  -
 952    name: psample-attrs
 953    enum-name: ovs-psample-attr
 954    name-prefix: ovs-psample-attr-
 955    attributes:
 956      -
 957        name: group
 958        type: u32
 959      -
 960        name: cookie
 961        type: binary
 962
 963operations:
 964  name-prefix: ovs-flow-cmd-
 965  fixed-header: ovs-header
 966  list:
 967    -
 968      name: get
 969      doc: Get / dump OVS flow configuration and state
 970      value: 3
 971      attribute-set: flow-attrs
 972      do: &flow-get-op
 973        request:
 974          attributes:
 975            - key
 976            - ufid
 977            - ufid-flags
 978        reply:
 979          attributes:
 980            - key
 981            - ufid
 982            - mask
 983            - stats
 984            - actions
 985      dump: *flow-get-op
 986    -
 987      name: new
 988      doc: Create OVS flow configuration in a data path
 989      value: 1
 990      attribute-set: flow-attrs
 991      do:
 992        request:
 993          attributes:
 994            - key
 995            - ufid
 996            - mask
 997            - actions
 998
 999mcast-groups:
1000  list:
1001    -
1002      name: ovs_flow