qapi/net.json

   1 # -*- Mode: Python -*-
   2 # vim: filetype=python
   3 #
   4
   5 ##
   6 # = Net devices
   7 ##
   8
   9 { 'include': 'common.json' }
  10
  11 ##
  12 # @set_link:
  13 #
  14 # Sets the link status of a virtual network adapter.
  15 #
  16 # @name: the device name of the virtual network adapter
  17 #
  18 # @up: true to set the link status to be up
  19 #
  20 # Returns: Nothing on success
  21 #          If @name is not a valid network device, DeviceNotFound
  22 #
  23 # Since: 0.14.0
  24 #
  25 # Notes: Not all network adapters support setting link status.  This command
  26 #        will succeed even if the network adapter does not support link status
  27 #        notification.
  28 #
  29 # Example:
  30 #
  31 # -> { "execute": "set_link",
  32 #      "arguments": { "name": "e1000.0", "up": false } }
  33 # <- { "return": {} }
  34 #
  35 ##
  36 { 'command': 'set_link', 'data': {'name': 'str', 'up': 'bool'} }
  37
  38 ##
  39 # @netdev_add:
  40 #
  41 # Add a network backend.
  42 #
  43 # Additional arguments depend on the type.
  44 #
  45 # Since: 0.14.0
  46 #
  47 # Returns: Nothing on success
  48 #          If @type is not a valid network backend, DeviceNotFound
  49 #
  50 # Example:
  51 #
  52 # -> { "execute": "netdev_add",
  53 #      "arguments": { "type": "user", "id": "netdev1",
  54 #                     "dnssearch": "example.org" } }
  55 # <- { "return": {} }
  56 #
  57 ##
  58 { 'command': 'netdev_add', 'data': 'Netdev', 'boxed': true }
  59
  60 ##
  61 # @netdev_del:
  62 #
  63 # Remove a network backend.
  64 #
  65 # @id: the name of the network backend to remove
  66 #
  67 # Returns: Nothing on success
  68 #          If @id is not a valid network backend, DeviceNotFound
  69 #
  70 # Since: 0.14.0
  71 #
  72 # Example:
  73 #
  74 # -> { "execute": "netdev_del", "arguments": { "id": "netdev1" } }
  75 # <- { "return": {} }
  76 #
  77 ##
  78 { 'command': 'netdev_del', 'data': {'id': 'str'} }
  79
  80 ##
  81 # @NetLegacyNicOptions:
  82 #
  83 # Create a new Network Interface Card.
  84 #
  85 # @netdev: id of -netdev to connect to
  86 #
  87 # @macaddr: MAC address
  88 #
  89 # @model: device model (e1000, rtl8139, virtio etc.)
  90 #
  91 # @addr: PCI device address
  92 #
  93 # @vectors: number of MSI-x vectors, 0 to disable MSI-X
  94 #
  95 # Since: 1.2
  96 ##
  97 { 'struct': 'NetLegacyNicOptions',
  98   'data': {
  99     '*netdev':  'str',
 100     '*macaddr': 'str',
 101     '*model':   'str',
 102     '*addr':    'str',
 103     '*vectors': 'uint32' } }
 104
 105 ##
 106 # @NetdevUserOptions:
 107 #
 108 # Use the user mode network stack which requires no administrator privilege to
 109 # run.
 110 #
 111 # @hostname: client hostname reported by the builtin DHCP server
 112 #
 113 # @restrict: isolate the guest from the host
 114 #
 115 # @ipv4: whether to support IPv4, default true for enabled
 116 #        (since 2.6)
 117 #
 118 # @ipv6: whether to support IPv6, default true for enabled
 119 #        (since 2.6)
 120 #
 121 # @ip: legacy parameter, use net= instead
 122 #
 123 # @net: IP network address that the guest will see, in the
 124 #       form addr[/netmask] The netmask is optional, and can be
 125 #       either in the form a.b.c.d or as a number of valid top-most
 126 #       bits. Default is 10.0.2.0/24.
 127 #
 128 # @host: guest-visible address of the host
 129 #
 130 # @tftp: root directory of the built-in TFTP server
 131 #
 132 # @bootfile: BOOTP filename, for use with tftp=
 133 #
 134 # @dhcpstart: the first of the 16 IPs the built-in DHCP server can
 135 #             assign
 136 #
 137 # @dns: guest-visible address of the virtual nameserver
 138 #
 139 # @dnssearch: list of DNS suffixes to search, passed as DHCP option
 140 #             to the guest
 141 #
 142 # @domainname: guest-visible domain name of the virtual nameserver
 143 #              (since 3.0)
 144 #
 145 # @ipv6-prefix: IPv6 network prefix (default is fec0::) (since
 146 #               2.6). The network prefix is given in the usual
 147 #               hexadecimal IPv6 address notation.
 148 #
 149 # @ipv6-prefixlen: IPv6 network prefix length (default is 64)
 150 #                  (since 2.6)
 151 #
 152 # @ipv6-host: guest-visible IPv6 address of the host (since 2.6)
 153 #
 154 # @ipv6-dns: guest-visible IPv6 address of the virtual
 155 #            nameserver (since 2.6)
 156 #
 157 # @smb: root directory of the built-in SMB server
 158 #
 159 # @smbserver: IP address of the built-in SMB server
 160 #
 161 # @hostfwd: redirect incoming TCP or UDP host connections to guest
 162 #           endpoints
 163 #
 164 # @guestfwd: forward guest TCP connections
 165 #
 166 # @tftp-server-name: RFC2132 "TFTP server name" string (Since 3.1)
 167 #
 168 # Since: 1.2
 169 ##
 170 { 'struct': 'NetdevUserOptions',
 171   'data': {
 172     '*hostname':  'str',
 173     '*restrict':  'bool',
 174     '*ipv4':      'bool',
 175     '*ipv6':      'bool',
 176     '*ip':        'str',
 177     '*net':       'str',
 178     '*host':      'str',
 179     '*tftp':      'str',
 180     '*bootfile':  'str',
 181     '*dhcpstart': 'str',
 182     '*dns':       'str',
 183     '*dnssearch': ['String'],
 184     '*domainname': 'str',
 185     '*ipv6-prefix':      'str',
 186     '*ipv6-prefixlen':   'int',
 187     '*ipv6-host':        'str',
 188     '*ipv6-dns':         'str',
 189     '*smb':       'str',
 190     '*smbserver': 'str',
 191     '*hostfwd':   ['String'],
 192     '*guestfwd':  ['String'],
 193     '*tftp-server-name': 'str' } }
 194
 195 ##
 196 # @NetdevTapOptions:
 197 #
 198 # Used to configure a host TAP network interface backend.
 199 #
 200 # @ifname: interface name
 201 #
 202 # @fd: file descriptor of an already opened tap
 203 #
 204 # @fds: multiple file descriptors of already opened multiqueue capable
 205 #       tap
 206 #
 207 # @script: script to initialize the interface
 208 #
 209 # @downscript: script to shut down the interface
 210 #
 211 # @br: bridge name (since 2.8)
 212 #
 213 # @helper: command to execute to configure bridge
 214 #
 215 # @sndbuf: send buffer limit. Understands [TGMKkb] suffixes.
 216 #
 217 # @vnet_hdr: enable the IFF_VNET_HDR flag on the tap interface
 218 #
 219 # @vhost: enable vhost-net network accelerator
 220 #
 221 # @vhostfd: file descriptor of an already opened vhost net device
 222 #
 223 # @vhostfds: file descriptors of multiple already opened vhost net
 224 #            devices
 225 #
 226 # @vhostforce: vhost on for non-MSIX virtio guests
 227 #
 228 # @queues: number of queues to be created for multiqueue capable tap
 229 #
 230 # @poll-us: maximum number of microseconds that could
 231 #           be spent on busy polling for tap (since 2.7)
 232 #
 233 # Since: 1.2
 234 ##
 235 { 'struct': 'NetdevTapOptions',
 236   'data': {
 237     '*ifname':     'str',
 238     '*fd':         'str',
 239     '*fds':        'str',
 240     '*script':     'str',
 241     '*downscript': 'str',
 242     '*br':         'str',
 243     '*helper':     'str',
 244     '*sndbuf':     'size',
 245     '*vnet_hdr':   'bool',
 246     '*vhost':      'bool',
 247     '*vhostfd':    'str',
 248     '*vhostfds':   'str',
 249     '*vhostforce': 'bool',
 250     '*queues':     'uint32',
 251     '*poll-us':    'uint32'} }
 252
 253 ##
 254 # @NetdevSocketOptions:
 255 #
 256 # Socket netdevs are used to establish a network connection to another
 257 # QEMU virtual machine via a TCP socket.
 258 #
 259 # @fd: file descriptor of an already opened socket
 260 #
 261 # @listen: port number, and optional hostname, to listen on
 262 #
 263 # @connect: port number, and optional hostname, to connect to
 264 #
 265 # @mcast: UDP multicast address and port number
 266 #
 267 # @localaddr: source address and port for multicast and udp packets
 268 #
 269 # @udp: UDP unicast address and port number
 270 #
 271 # Since: 1.2
 272 ##
 273 { 'struct': 'NetdevSocketOptions',
 274   'data': {
 275     '*fd':        'str',
 276     '*listen':    'str',
 277     '*connect':   'str',
 278     '*mcast':     'str',
 279     '*localaddr': 'str',
 280     '*udp':       'str' } }
 281
 282 ##
 283 # @NetdevL2TPv3Options:
 284 #
 285 # Configure an Ethernet over L2TPv3 tunnel.
 286 #
 287 # @src: source address
 288 #
 289 # @dst: destination address
 290 #
 291 # @srcport: source port - mandatory for udp, optional for ip
 292 #
 293 # @dstport: destination port - mandatory for udp, optional for ip
 294 #
 295 # @ipv6: force the use of ipv6
 296 #
 297 # @udp: use the udp version of l2tpv3 encapsulation
 298 #
 299 # @cookie64: use 64 bit coookies
 300 #
 301 # @counter: have sequence counter
 302 #
 303 # @pincounter: pin sequence counter to zero -
 304 #              workaround for buggy implementations or
 305 #              networks with packet reorder
 306 #
 307 # @txcookie: 32 or 64 bit transmit cookie
 308 #
 309 # @rxcookie: 32 or 64 bit receive cookie
 310 #
 311 # @txsession: 32 bit transmit session
 312 #
 313 # @rxsession: 32 bit receive session - if not specified
 314 #             set to the same value as transmit
 315 #
 316 # @offset: additional offset - allows the insertion of
 317 #          additional application-specific data before the packet payload
 318 #
 319 # Since: 2.1
 320 ##
 321 { 'struct': 'NetdevL2TPv3Options',
 322   'data': {
 323     'src':          'str',
 324     'dst':          'str',
 325     '*srcport':     'str',
 326     '*dstport':     'str',
 327     '*ipv6':        'bool',
 328     '*udp':         'bool',
 329     '*cookie64':    'bool',
 330     '*counter':     'bool',
 331     '*pincounter':  'bool',
 332     '*txcookie':    'uint64',
 333     '*rxcookie':    'uint64',
 334     'txsession':    'uint32',
 335     '*rxsession':   'uint32',
 336     '*offset':      'uint32' } }
 337
 338 ##
 339 # @NetdevVdeOptions:
 340 #
 341 # Connect to a vde switch running on the host.
 342 #
 343 # @sock: socket path
 344 #
 345 # @port: port number
 346 #
 347 # @group: group owner of socket
 348 #
 349 # @mode: permissions for socket
 350 #
 351 # Since: 1.2
 352 ##
 353 { 'struct': 'NetdevVdeOptions',
 354   'data': {
 355     '*sock':  'str',
 356     '*port':  'uint16',
 357     '*group': 'str',
 358     '*mode':  'uint16' } }
 359
 360 ##
 361 # @NetdevBridgeOptions:
 362 #
 363 # Connect a host TAP network interface to a host bridge device.
 364 #
 365 # @br: bridge name
 366 #
 367 # @helper: command to execute to configure bridge
 368 #
 369 # Since: 1.2
 370 ##
 371 { 'struct': 'NetdevBridgeOptions',
 372   'data': {
 373     '*br':     'str',
 374     '*helper': 'str' } }
 375
 376 ##
 377 # @NetdevHubPortOptions:
 378 #
 379 # Connect two or more net clients through a software hub.
 380 #
 381 # @hubid: hub identifier number
 382 # @netdev: used to connect hub to a netdev instead of a device (since 2.12)
 383 #
 384 # Since: 1.2
 385 ##
 386 { 'struct': 'NetdevHubPortOptions',
 387   'data': {
 388     'hubid':     'int32',
 389     '*netdev':    'str' } }
 390
 391 ##
 392 # @NetdevNetmapOptions:
 393 #
 394 # Connect a client to a netmap-enabled NIC or to a VALE switch port
 395 #
 396 # @ifname: Either the name of an existing network interface supported by
 397 #          netmap, or the name of a VALE port (created on the fly).
 398 #          A VALE port name is in the form 'valeXXX:YYY', where XXX and
 399 #          YYY are non-negative integers. XXX identifies a switch and
 400 #          YYY identifies a port of the switch. VALE ports having the
 401 #          same XXX are therefore connected to the same switch.
 402 #
 403 # @devname: path of the netmap device (default: '/dev/netmap').
 404 #
 405 # Since: 2.0
 406 ##
 407 { 'struct': 'NetdevNetmapOptions',
 408   'data': {
 409     'ifname':     'str',
 410     '*devname':    'str' } }
 411
 412 ##
 413 # @NetdevVhostUserOptions:
 414 #
 415 # Vhost-user network backend
 416 #
 417 # @chardev: name of a unix socket chardev
 418 #
 419 # @vhostforce: vhost on for non-MSIX virtio guests (default: false).
 420 #
 421 # @queues: number of queues to be created for multiqueue vhost-user
 422 #          (default: 1) (Since 2.5)
 423 #
 424 # Since: 2.1
 425 ##
 426 { 'struct': 'NetdevVhostUserOptions',
 427   'data': {
 428     'chardev':        'str',
 429     '*vhostforce':    'bool',
 430     '*queues':        'int' } }
 431
 432 ##
 433 # @NetdevVhostVDPAOptions:
 434 #
 435 # Vhost-vdpa network backend
 436 #
 437 # vDPA device is a device that uses a datapath which complies with the virtio
 438 # specifications with a vendor specific control path.
 439 #
 440 # @vhostdev: path of vhost-vdpa device
 441 #            (default:'/dev/vhost-vdpa-0')
 442 #
 443 # @queues: number of queues to be created for multiqueue vhost-vdpa
 444 #          (default: 1)
 445 #
 446 # Since: 5.1
 447 ##
 448 { 'struct': 'NetdevVhostVDPAOptions',
 449   'data': {
 450     '*vhostdev':     'str',
 451     '*queues':       'int' } }
 452
 453 ##
 454 # @NetClientDriver:
 455 #
 456 # Available netdev drivers.
 457 #
 458 # Since: 2.7
 459 #
 460 #        @vhost-vdpa since 5.1
 461 ##
 462 { 'enum': 'NetClientDriver',
 463   'data': [ 'none', 'nic', 'user', 'tap', 'l2tpv3', 'socket', 'vde',
 464             'bridge', 'hubport', 'netmap', 'vhost-user', 'vhost-vdpa' ] }
 465
 466 ##
 467 # @Netdev:
 468 #
 469 # Captures the configuration of a network device.
 470 #
 471 # @id: identifier for monitor commands.
 472 #
 473 # @type: Specify the driver used for interpreting remaining arguments.
 474 #
 475 # Since: 1.2
 476 #
 477 #        'l2tpv3' - since 2.1
 478 ##
 479 { 'union': 'Netdev',
 480   'base': { 'id': 'str', 'type': 'NetClientDriver' },
 481   'discriminator': 'type',
 482   'data': {
 483     'nic':      'NetLegacyNicOptions',
 484     'user':     'NetdevUserOptions',
 485     'tap':      'NetdevTapOptions',
 486     'l2tpv3':   'NetdevL2TPv3Options',
 487     'socket':   'NetdevSocketOptions',
 488     'vde':      'NetdevVdeOptions',
 489     'bridge':   'NetdevBridgeOptions',
 490     'hubport':  'NetdevHubPortOptions',
 491     'netmap':   'NetdevNetmapOptions',
 492     'vhost-user': 'NetdevVhostUserOptions',
 493     'vhost-vdpa': 'NetdevVhostVDPAOptions' } }
 494
 495 ##
 496 # @NetFilterDirection:
 497 #
 498 # Indicates whether a netfilter is attached to a netdev's transmit queue or
 499 # receive queue or both.
 500 #
 501 # @all: the filter is attached both to the receive and the transmit
 502 #       queue of the netdev (default).
 503 #
 504 # @rx: the filter is attached to the receive queue of the netdev,
 505 #      where it will receive packets sent to the netdev.
 506 #
 507 # @tx: the filter is attached to the transmit queue of the netdev,
 508 #      where it will receive packets sent by the netdev.
 509 #
 510 # Since: 2.5
 511 ##
 512 { 'enum': 'NetFilterDirection',
 513   'data': [ 'all', 'rx', 'tx' ] }
 514
 515 ##
 516 # @RxState:
 517 #
 518 # Packets receiving state
 519 #
 520 # @normal: filter assigned packets according to the mac-table
 521 #
 522 # @none: don't receive any assigned packet
 523 #
 524 # @all: receive all assigned packets
 525 #
 526 # Since: 1.6
 527 ##
 528 { 'enum': 'RxState', 'data': [ 'normal', 'none', 'all' ] }
 529
 530 ##
 531 # @RxFilterInfo:
 532 #
 533 # Rx-filter information for a NIC.
 534 #
 535 # @name: net client name
 536 #
 537 # @promiscuous: whether promiscuous mode is enabled
 538 #
 539 # @multicast: multicast receive state
 540 #
 541 # @unicast: unicast receive state
 542 #
 543 # @vlan: vlan receive state (Since 2.0)
 544 #
 545 # @broadcast-allowed: whether to receive broadcast
 546 #
 547 # @multicast-overflow: multicast table is overflowed or not
 548 #
 549 # @unicast-overflow: unicast table is overflowed or not
 550 #
 551 # @main-mac: the main macaddr string
 552 #
 553 # @vlan-table: a list of active vlan id
 554 #
 555 # @unicast-table: a list of unicast macaddr string
 556 #
 557 # @multicast-table: a list of multicast macaddr string
 558 #
 559 # Since: 1.6
 560 ##
 561 { 'struct': 'RxFilterInfo',
 562   'data': {
 563     'name':               'str',
 564     'promiscuous':        'bool',
 565     'multicast':          'RxState',
 566     'unicast':            'RxState',
 567     'vlan':               'RxState',
 568     'broadcast-allowed':  'bool',
 569     'multicast-overflow': 'bool',
 570     'unicast-overflow':   'bool',
 571     'main-mac':           'str',
 572     'vlan-table':         ['int'],
 573     'unicast-table':      ['str'],
 574     'multicast-table':    ['str'] }}
 575
 576 ##
 577 # @query-rx-filter:
 578 #
 579 # Return rx-filter information for all NICs (or for the given NIC).
 580 #
 581 # @name: net client name
 582 #
 583 # Returns: list of @RxFilterInfo for all NICs (or for the given NIC).
 584 #          Returns an error if the given @name doesn't exist, or given
 585 #          NIC doesn't support rx-filter querying, or given net client
 586 #          isn't a NIC.
 587 #
 588 # Since: 1.6
 589 #
 590 # Example:
 591 #
 592 # -> { "execute": "query-rx-filter", "arguments": { "name": "vnet0" } }
 593 # <- { "return": [
 594 #         {
 595 #             "promiscuous": true,
 596 #             "name": "vnet0",
 597 #             "main-mac": "52:54:00:12:34:56",
 598 #             "unicast": "normal",
 599 #             "vlan": "normal",
 600 #             "vlan-table": [
 601 #                 4,
 602 #                 0
 603 #             ],
 604 #             "unicast-table": [
 605 #             ],
 606 #             "multicast": "normal",
 607 #             "multicast-overflow": false,
 608 #             "unicast-overflow": false,
 609 #             "multicast-table": [
 610 #                 "01:00:5e:00:00:01",
 611 #                 "33:33:00:00:00:01",
 612 #                 "33:33:ff:12:34:56"
 613 #             ],
 614 #             "broadcast-allowed": false
 615 #         }
 616 #       ]
 617 #    }
 618 #
 619 ##
 620 { 'command': 'query-rx-filter',
 621   'data': { '*name': 'str' },
 622   'returns': ['RxFilterInfo'] }
 623
 624 ##
 625 # @NIC_RX_FILTER_CHANGED:
 626 #
 627 # Emitted once until the 'query-rx-filter' command is executed, the first event
 628 # will always be emitted
 629 #
 630 # @name: net client name
 631 #
 632 # @path: device path
 633 #
 634 # Since: 1.6
 635 #
 636 # Example:
 637 #
 638 # <- { "event": "NIC_RX_FILTER_CHANGED",
 639 #      "data": { "name": "vnet0",
 640 #                "path": "/machine/peripheral/vnet0/virtio-backend" },
 641 #      "timestamp": { "seconds": 1368697518, "microseconds": 326866 } }
 642 #    }
 643 #
 644 ##
 645 { 'event': 'NIC_RX_FILTER_CHANGED',
 646   'data': { '*name': 'str', 'path': 'str' } }
 647
 648 ##
 649 # @AnnounceParameters:
 650 #
 651 # Parameters for self-announce timers
 652 #
 653 # @initial: Initial delay (in ms) before sending the first GARP/RARP
 654 #           announcement
 655 #
 656 # @max: Maximum delay (in ms) between GARP/RARP announcement packets
 657 #
 658 # @rounds: Number of self-announcement attempts
 659 #
 660 # @step: Delay increase (in ms) after each self-announcement attempt
 661 #
 662 # @interfaces: An optional list of interface names, which restricts the
 663 #              announcement to the listed interfaces. (Since 4.1)
 664 #
 665 # @id: A name to be used to identify an instance of announce-timers
 666 #      and to allow it to modified later.  Not for use as
 667 #      part of the migration parameters. (Since 4.1)
 668 #
 669 # Since: 4.0
 670 ##
 671
 672 { 'struct': 'AnnounceParameters',
 673   'data': { 'initial': 'int',
 674             'max': 'int',
 675             'rounds': 'int',
 676             'step': 'int',
 677             '*interfaces': ['str'],
 678             '*id' : 'str' } }
 679
 680 ##
 681 # @announce-self:
 682 #
 683 # Trigger generation of broadcast RARP frames to update network switches.
 684 # This can be useful when network bonds fail-over the active slave.
 685 #
 686 # Example:
 687 #
 688 # -> { "execute": "announce-self",
 689 #      "arguments": {
 690 #          "initial": 50, "max": 550, "rounds": 10, "step": 50,
 691 #          "interfaces": ["vn2", "vn3"], "id": "bob" } }
 692 # <- { "return": {} }
 693 #
 694 # Since: 4.0
 695 ##
 696 { 'command': 'announce-self', 'boxed': true,
 697   'data' : 'AnnounceParameters'}
 698
 699 ##
 700 # @FAILOVER_NEGOTIATED:
 701 #
 702 # Emitted when VIRTIO_NET_F_STANDBY was enabled during feature negotiation.
 703 # Failover primary devices which were hidden (not hotplugged when requested)
 704 # before will now be hotplugged by the virtio-net standby device.
 705 #
 706 # device-id: QEMU device id of the unplugged device
 707 # Since: 4.2
 708 #
 709 # Example:
 710 #
 711 # <- { "event": "FAILOVER_NEGOTIATED",
 712 #      "data": "net1" }
 713 #
 714 ##
 715 { 'event': 'FAILOVER_NEGOTIATED',
 716   'data': {'device-id': 'str'} }