xref: /openbmc/qemu/qapi/net.json (revision 44602af8)
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
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
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": [ { "str": "example.org" } ] } }
55# <- { "return": {} }
56#
57##
58{ 'command': 'netdev_add', 'data': 'Netdev', 'boxed': true,
59  'allow-preconfig': true }
60
61##
62# @netdev_del:
63#
64# Remove a network backend.
65#
66# @id: the name of the network backend to remove
67#
68# Returns: Nothing on success
69#          If @id is not a valid network backend, DeviceNotFound
70#
71# Since: 0.14
72#
73# Example:
74#
75# -> { "execute": "netdev_del", "arguments": { "id": "netdev1" } }
76# <- { "return": {} }
77#
78##
79{ 'command': 'netdev_del', 'data': {'id': 'str'},
80  'allow-preconfig': true }
81
82##
83# @NetLegacyNicOptions:
84#
85# Create a new Network Interface Card.
86#
87# @netdev: id of -netdev to connect to
88#
89# @macaddr: MAC address
90#
91# @model: device model (e1000, rtl8139, virtio etc.)
92#
93# @addr: PCI device address
94#
95# @vectors: number of MSI-x vectors, 0 to disable MSI-X
96#
97# Since: 1.2
98##
99{ 'struct': 'NetLegacyNicOptions',
100  'data': {
101    '*netdev':  'str',
102    '*macaddr': 'str',
103    '*model':   'str',
104    '*addr':    'str',
105    '*vectors': 'uint32' } }
106
107##
108# @NetdevUserOptions:
109#
110# Use the user mode network stack which requires no administrator privilege to
111# run.
112#
113# @hostname: client hostname reported by the builtin DHCP server
114#
115# @restrict: isolate the guest from the host
116#
117# @ipv4: whether to support IPv4, default true for enabled
118#        (since 2.6)
119#
120# @ipv6: whether to support IPv6, default true for enabled
121#        (since 2.6)
122#
123# @ip: legacy parameter, use net= instead
124#
125# @net: IP network address that the guest will see, in the
126#       form addr[/netmask] The netmask is optional, and can be
127#       either in the form a.b.c.d or as a number of valid top-most
128#       bits. Default is 10.0.2.0/24.
129#
130# @host: guest-visible address of the host
131#
132# @tftp: root directory of the built-in TFTP server
133#
134# @bootfile: BOOTP filename, for use with tftp=
135#
136# @dhcpstart: the first of the 16 IPs the built-in DHCP server can
137#             assign
138#
139# @dns: guest-visible address of the virtual nameserver
140#
141# @dnssearch: list of DNS suffixes to search, passed as DHCP option
142#             to the guest
143#
144# @domainname: guest-visible domain name of the virtual nameserver
145#              (since 3.0)
146#
147# @ipv6-prefix: IPv6 network prefix (default is fec0::) (since
148#               2.6). The network prefix is given in the usual
149#               hexadecimal IPv6 address notation.
150#
151# @ipv6-prefixlen: IPv6 network prefix length (default is 64)
152#                  (since 2.6)
153#
154# @ipv6-host: guest-visible IPv6 address of the host (since 2.6)
155#
156# @ipv6-dns: guest-visible IPv6 address of the virtual
157#            nameserver (since 2.6)
158#
159# @smb: root directory of the built-in SMB server
160#
161# @smbserver: IP address of the built-in SMB server
162#
163# @hostfwd: redirect incoming TCP or UDP host connections to guest
164#           endpoints
165#
166# @guestfwd: forward guest TCP connections
167#
168# @tftp-server-name: RFC2132 "TFTP server name" string (Since 3.1)
169#
170# Since: 1.2
171##
172{ 'struct': 'NetdevUserOptions',
173  'data': {
174    '*hostname':  'str',
175    '*restrict':  'bool',
176    '*ipv4':      'bool',
177    '*ipv6':      'bool',
178    '*ip':        'str',
179    '*net':       'str',
180    '*host':      'str',
181    '*tftp':      'str',
182    '*bootfile':  'str',
183    '*dhcpstart': 'str',
184    '*dns':       'str',
185    '*dnssearch': ['String'],
186    '*domainname': 'str',
187    '*ipv6-prefix':      'str',
188    '*ipv6-prefixlen':   'int',
189    '*ipv6-host':        'str',
190    '*ipv6-dns':         'str',
191    '*smb':       'str',
192    '*smbserver': 'str',
193    '*hostfwd':   ['String'],
194    '*guestfwd':  ['String'],
195    '*tftp-server-name': 'str' } }
196
197##
198# @NetdevTapOptions:
199#
200# Used to configure a host TAP network interface backend.
201#
202# @ifname: interface name
203#
204# @fd: file descriptor of an already opened tap
205#
206# @fds: multiple file descriptors of already opened multiqueue capable
207#       tap
208#
209# @script: script to initialize the interface
210#
211# @downscript: script to shut down the interface
212#
213# @br: bridge name (since 2.8)
214#
215# @helper: command to execute to configure bridge
216#
217# @sndbuf: send buffer limit. Understands [TGMKkb] suffixes.
218#
219# @vnet_hdr: enable the IFF_VNET_HDR flag on the tap interface
220#
221# @vhost: enable vhost-net network accelerator
222#
223# @vhostfd: file descriptor of an already opened vhost net device
224#
225# @vhostfds: file descriptors of multiple already opened vhost net
226#            devices
227#
228# @vhostforce: vhost on for non-MSIX virtio guests
229#
230# @queues: number of queues to be created for multiqueue capable tap
231#
232# @poll-us: maximum number of microseconds that could
233#           be spent on busy polling for tap (since 2.7)
234#
235# Since: 1.2
236##
237{ 'struct': 'NetdevTapOptions',
238  'data': {
239    '*ifname':     'str',
240    '*fd':         'str',
241    '*fds':        'str',
242    '*script':     'str',
243    '*downscript': 'str',
244    '*br':         'str',
245    '*helper':     'str',
246    '*sndbuf':     'size',
247    '*vnet_hdr':   'bool',
248    '*vhost':      'bool',
249    '*vhostfd':    'str',
250    '*vhostfds':   'str',
251    '*vhostforce': 'bool',
252    '*queues':     'uint32',
253    '*poll-us':    'uint32'} }
254
255##
256# @NetdevSocketOptions:
257#
258# Socket netdevs are used to establish a network connection to another
259# QEMU virtual machine via a TCP socket.
260#
261# @fd: file descriptor of an already opened socket
262#
263# @listen: port number, and optional hostname, to listen on
264#
265# @connect: port number, and optional hostname, to connect to
266#
267# @mcast: UDP multicast address and port number
268#
269# @localaddr: source address and port for multicast and udp packets
270#
271# @udp: UDP unicast address and port number
272#
273# Since: 1.2
274##
275{ 'struct': 'NetdevSocketOptions',
276  'data': {
277    '*fd':        'str',
278    '*listen':    'str',
279    '*connect':   'str',
280    '*mcast':     'str',
281    '*localaddr': 'str',
282    '*udp':       'str' } }
283
284##
285# @NetdevL2TPv3Options:
286#
287# Configure an Ethernet over L2TPv3 tunnel.
288#
289# @src: source address
290#
291# @dst: destination address
292#
293# @srcport: source port - mandatory for udp, optional for ip
294#
295# @dstport: destination port - mandatory for udp, optional for ip
296#
297# @ipv6: force the use of ipv6
298#
299# @udp: use the udp version of l2tpv3 encapsulation
300#
301# @cookie64: use 64 bit cookies
302#
303# @counter: have sequence counter
304#
305# @pincounter: pin sequence counter to zero -
306#              workaround for buggy implementations or
307#              networks with packet reorder
308#
309# @txcookie: 32 or 64 bit transmit cookie
310#
311# @rxcookie: 32 or 64 bit receive cookie
312#
313# @txsession: 32 bit transmit session
314#
315# @rxsession: 32 bit receive session - if not specified
316#             set to the same value as transmit
317#
318# @offset: additional offset - allows the insertion of
319#          additional application-specific data before the packet payload
320#
321# Since: 2.1
322##
323{ 'struct': 'NetdevL2TPv3Options',
324  'data': {
325    'src':          'str',
326    'dst':          'str',
327    '*srcport':     'str',
328    '*dstport':     'str',
329    '*ipv6':        'bool',
330    '*udp':         'bool',
331    '*cookie64':    'bool',
332    '*counter':     'bool',
333    '*pincounter':  'bool',
334    '*txcookie':    'uint64',
335    '*rxcookie':    'uint64',
336    'txsession':    'uint32',
337    '*rxsession':   'uint32',
338    '*offset':      'uint32' } }
339
340##
341# @NetdevVdeOptions:
342#
343# Connect to a vde switch running on the host.
344#
345# @sock: socket path
346#
347# @port: port number
348#
349# @group: group owner of socket
350#
351# @mode: permissions for socket
352#
353# Since: 1.2
354##
355{ 'struct': 'NetdevVdeOptions',
356  'data': {
357    '*sock':  'str',
358    '*port':  'uint16',
359    '*group': 'str',
360    '*mode':  'uint16' } }
361
362##
363# @NetdevBridgeOptions:
364#
365# Connect a host TAP network interface to a host bridge device.
366#
367# @br: bridge name
368#
369# @helper: command to execute to configure bridge
370#
371# Since: 1.2
372##
373{ 'struct': 'NetdevBridgeOptions',
374  'data': {
375    '*br':     'str',
376    '*helper': 'str' } }
377
378##
379# @NetdevHubPortOptions:
380#
381# Connect two or more net clients through a software hub.
382#
383# @hubid: hub identifier number
384# @netdev: used to connect hub to a netdev instead of a device (since 2.12)
385#
386# Since: 1.2
387##
388{ 'struct': 'NetdevHubPortOptions',
389  'data': {
390    'hubid':     'int32',
391    '*netdev':    'str' } }
392
393##
394# @NetdevNetmapOptions:
395#
396# Connect a client to a netmap-enabled NIC or to a VALE switch port
397#
398# @ifname: Either the name of an existing network interface supported by
399#          netmap, or the name of a VALE port (created on the fly).
400#          A VALE port name is in the form 'valeXXX:YYY', where XXX and
401#          YYY are non-negative integers. XXX identifies a switch and
402#          YYY identifies a port of the switch. VALE ports having the
403#          same XXX are therefore connected to the same switch.
404#
405# @devname: path of the netmap device (default: '/dev/netmap').
406#
407# Since: 2.0
408##
409{ 'struct': 'NetdevNetmapOptions',
410  'data': {
411    'ifname':     'str',
412    '*devname':    'str' } }
413
414##
415# @NetdevVhostUserOptions:
416#
417# Vhost-user network backend
418#
419# @chardev: name of a unix socket chardev
420#
421# @vhostforce: vhost on for non-MSIX virtio guests (default: false).
422#
423# @queues: number of queues to be created for multiqueue vhost-user
424#          (default: 1) (Since 2.5)
425#
426# Since: 2.1
427##
428{ 'struct': 'NetdevVhostUserOptions',
429  'data': {
430    'chardev':        'str',
431    '*vhostforce':    'bool',
432    '*queues':        'int' } }
433
434##
435# @NetdevVhostVDPAOptions:
436#
437# Vhost-vdpa network backend
438#
439# vDPA device is a device that uses a datapath which complies with the virtio
440# specifications with a vendor specific control path.
441#
442# @vhostdev: path of vhost-vdpa device
443#            (default:'/dev/vhost-vdpa-0')
444#
445# @queues: number of queues to be created for multiqueue vhost-vdpa
446#          (default: 1)
447#
448# @x-svq: Start device with (experimental) shadow virtqueue. (Since 7.1)
449#         (default: false)
450#
451# Features:
452# @unstable: Member @x-svq is experimental.
453#
454# Since: 5.1
455##
456{ 'struct': 'NetdevVhostVDPAOptions',
457  'data': {
458    '*vhostdev':     'str',
459    '*queues':       'int',
460    '*x-svq':        {'type': 'bool', 'features' : [ 'unstable'] } } }
461
462##
463# @NetdevVmnetHostOptions:
464#
465# vmnet (host mode) network backend.
466#
467# Allows the vmnet interface to communicate with other vmnet
468# interfaces that are in host mode and also with the host.
469#
470# @start-address: The starting IPv4 address to use for the interface.
471#                 Must be in the private IP range (RFC 1918). Must be
472#                 specified along with @end-address and @subnet-mask.
473#                 This address is used as the gateway address. The
474#                 subsequent address up to and including end-address are
475#                 placed in the DHCP pool.
476#
477# @end-address: The DHCP IPv4 range end address to use for the
478#               interface. Must be in the private IP range (RFC 1918).
479#               Must be specified along with @start-address and
480#               @subnet-mask.
481#
482# @subnet-mask: The IPv4 subnet mask to use on the interface. Must
483#               be specified along with @start-address and @subnet-mask.
484#
485# @isolated: Enable isolation for this interface. Interface isolation
486#            ensures that vmnet interface is not able to communicate
487#            with any other vmnet interfaces. Only communication with
488#            host is allowed. Requires at least macOS Big Sur 11.0.
489#
490# @net-uuid: The identifier (UUID) to uniquely identify the isolated
491#            network vmnet interface should be added to. If
492#            set, no DHCP service is provided for this interface and
493#            network communication is allowed only with other interfaces
494#            added to this network identified by the UUID. Requires
495#            at least macOS Big Sur 11.0.
496#
497# Since: 7.1
498##
499{ 'struct': 'NetdevVmnetHostOptions',
500  'data': {
501    '*start-address': 'str',
502    '*end-address':   'str',
503    '*subnet-mask':   'str',
504    '*isolated':      'bool',
505    '*net-uuid':      'str' },
506  'if': 'CONFIG_VMNET' }
507
508##
509# @NetdevVmnetSharedOptions:
510#
511# vmnet (shared mode) network backend.
512#
513# Allows traffic originating from the vmnet interface to reach the
514# Internet through a network address translator (NAT).
515# The vmnet interface can communicate with the host and with
516# other shared mode interfaces on the same subnet. If no DHCP
517# settings, subnet mask and IPv6 prefix specified, the interface can
518# communicate with any of other interfaces in shared mode.
519#
520# @start-address: The starting IPv4 address to use for the interface.
521#                 Must be in the private IP range (RFC 1918). Must be
522#                 specified along with @end-address and @subnet-mask.
523#                 This address is used as the gateway address. The
524#                 subsequent address up to and including end-address are
525#                 placed in the DHCP pool.
526#
527# @end-address: The DHCP IPv4 range end address to use for the
528#               interface. Must be in the private IP range (RFC 1918).
529#               Must be specified along with @start-address and @subnet-mask.
530#
531# @subnet-mask: The IPv4 subnet mask to use on the interface. Must
532#                be specified along with @start-address and @subnet-mask.
533#
534# @isolated: Enable isolation for this interface. Interface isolation
535#            ensures that vmnet interface is not able to communicate
536#            with any other vmnet interfaces. Only communication with
537#            host is allowed. Requires at least macOS Big Sur 11.0.
538#
539# @nat66-prefix: The IPv6 prefix to use into guest network. Must be a
540#                unique local address i.e. start with fd00::/8 and have
541#                length of 64.
542#
543# Since: 7.1
544##
545{ 'struct': 'NetdevVmnetSharedOptions',
546  'data': {
547    '*start-address': 'str',
548    '*end-address':   'str',
549    '*subnet-mask':   'str',
550    '*isolated':      'bool',
551    '*nat66-prefix':  'str' },
552  'if': 'CONFIG_VMNET' }
553
554##
555# @NetdevVmnetBridgedOptions:
556#
557# vmnet (bridged mode) network backend.
558#
559# Bridges the vmnet interface with a physical network interface.
560#
561# @ifname: The name of the physical interface to be bridged.
562#
563# @isolated: Enable isolation for this interface. Interface isolation
564#            ensures that vmnet interface is not able to communicate
565#            with any other vmnet interfaces. Only communication with
566#            host is allowed. Requires at least macOS Big Sur 11.0.
567#
568# Since: 7.1
569##
570{ 'struct': 'NetdevVmnetBridgedOptions',
571  'data': {
572    'ifname':     'str',
573    '*isolated':  'bool' },
574  'if': 'CONFIG_VMNET' }
575
576##
577# @NetClientDriver:
578#
579# Available netdev drivers.
580#
581# Since: 2.7
582#
583#        @vhost-vdpa since 5.1
584#        @vmnet-host since 7.1
585#        @vmnet-shared since 7.1
586#        @vmnet-bridged since 7.1
587##
588{ 'enum': 'NetClientDriver',
589  'data': [ 'none', 'nic', 'user', 'tap', 'l2tpv3', 'socket', 'vde',
590            'bridge', 'hubport', 'netmap', 'vhost-user', 'vhost-vdpa',
591            { 'name': 'vmnet-host', 'if': 'CONFIG_VMNET' },
592            { 'name': 'vmnet-shared', 'if': 'CONFIG_VMNET' },
593            { 'name': 'vmnet-bridged', 'if': 'CONFIG_VMNET' }] }
594
595##
596# @Netdev:
597#
598# Captures the configuration of a network device.
599#
600# @id: identifier for monitor commands.
601#
602# @type: Specify the driver used for interpreting remaining arguments.
603#
604# Since: 1.2
605#
606#        'l2tpv3' - since 2.1
607#        'vmnet-host' - since 7.1
608#        'vmnet-shared' - since 7.1
609#        'vmnet-bridged' - since 7.1
610##
611{ 'union': 'Netdev',
612  'base': { 'id': 'str', 'type': 'NetClientDriver' },
613  'discriminator': 'type',
614  'data': {
615    'nic':      'NetLegacyNicOptions',
616    'user':     'NetdevUserOptions',
617    'tap':      'NetdevTapOptions',
618    'l2tpv3':   'NetdevL2TPv3Options',
619    'socket':   'NetdevSocketOptions',
620    'vde':      'NetdevVdeOptions',
621    'bridge':   'NetdevBridgeOptions',
622    'hubport':  'NetdevHubPortOptions',
623    'netmap':   'NetdevNetmapOptions',
624    'vhost-user': 'NetdevVhostUserOptions',
625    'vhost-vdpa': 'NetdevVhostVDPAOptions',
626    'vmnet-host': { 'type': 'NetdevVmnetHostOptions',
627                    'if': 'CONFIG_VMNET' },
628    'vmnet-shared': { 'type': 'NetdevVmnetSharedOptions',
629                      'if': 'CONFIG_VMNET' },
630    'vmnet-bridged': { 'type': 'NetdevVmnetBridgedOptions',
631                       'if': 'CONFIG_VMNET' } } }
632
633##
634# @RxState:
635#
636# Packets receiving state
637#
638# @normal: filter assigned packets according to the mac-table
639#
640# @none: don't receive any assigned packet
641#
642# @all: receive all assigned packets
643#
644# Since: 1.6
645##
646{ 'enum': 'RxState', 'data': [ 'normal', 'none', 'all' ] }
647
648##
649# @RxFilterInfo:
650#
651# Rx-filter information for a NIC.
652#
653# @name: net client name
654#
655# @promiscuous: whether promiscuous mode is enabled
656#
657# @multicast: multicast receive state
658#
659# @unicast: unicast receive state
660#
661# @vlan: vlan receive state (Since 2.0)
662#
663# @broadcast-allowed: whether to receive broadcast
664#
665# @multicast-overflow: multicast table is overflowed or not
666#
667# @unicast-overflow: unicast table is overflowed or not
668#
669# @main-mac: the main macaddr string
670#
671# @vlan-table: a list of active vlan id
672#
673# @unicast-table: a list of unicast macaddr string
674#
675# @multicast-table: a list of multicast macaddr string
676#
677# Since: 1.6
678##
679{ 'struct': 'RxFilterInfo',
680  'data': {
681    'name':               'str',
682    'promiscuous':        'bool',
683    'multicast':          'RxState',
684    'unicast':            'RxState',
685    'vlan':               'RxState',
686    'broadcast-allowed':  'bool',
687    'multicast-overflow': 'bool',
688    'unicast-overflow':   'bool',
689    'main-mac':           'str',
690    'vlan-table':         ['int'],
691    'unicast-table':      ['str'],
692    'multicast-table':    ['str'] }}
693
694##
695# @query-rx-filter:
696#
697# Return rx-filter information for all NICs (or for the given NIC).
698#
699# @name: net client name
700#
701# Returns: list of @RxFilterInfo for all NICs (or for the given NIC).
702#          Returns an error if the given @name doesn't exist, or given
703#          NIC doesn't support rx-filter querying, or given net client
704#          isn't a NIC.
705#
706# Since: 1.6
707#
708# Example:
709#
710# -> { "execute": "query-rx-filter", "arguments": { "name": "vnet0" } }
711# <- { "return": [
712#         {
713#             "promiscuous": true,
714#             "name": "vnet0",
715#             "main-mac": "52:54:00:12:34:56",
716#             "unicast": "normal",
717#             "vlan": "normal",
718#             "vlan-table": [
719#                 4,
720#                 0
721#             ],
722#             "unicast-table": [
723#             ],
724#             "multicast": "normal",
725#             "multicast-overflow": false,
726#             "unicast-overflow": false,
727#             "multicast-table": [
728#                 "01:00:5e:00:00:01",
729#                 "33:33:00:00:00:01",
730#                 "33:33:ff:12:34:56"
731#             ],
732#             "broadcast-allowed": false
733#         }
734#       ]
735#    }
736#
737##
738{ 'command': 'query-rx-filter',
739  'data': { '*name': 'str' },
740  'returns': ['RxFilterInfo'] }
741
742##
743# @NIC_RX_FILTER_CHANGED:
744#
745# Emitted once until the 'query-rx-filter' command is executed, the first event
746# will always be emitted
747#
748# @name: net client name
749#
750# @path: device path
751#
752# Since: 1.6
753#
754# Example:
755#
756# <- { "event": "NIC_RX_FILTER_CHANGED",
757#      "data": { "name": "vnet0",
758#                "path": "/machine/peripheral/vnet0/virtio-backend" },
759#      "timestamp": { "seconds": 1368697518, "microseconds": 326866 } }
760#    }
761#
762##
763{ 'event': 'NIC_RX_FILTER_CHANGED',
764  'data': { '*name': 'str', 'path': 'str' } }
765
766##
767# @AnnounceParameters:
768#
769# Parameters for self-announce timers
770#
771# @initial: Initial delay (in ms) before sending the first GARP/RARP
772#           announcement
773#
774# @max: Maximum delay (in ms) between GARP/RARP announcement packets
775#
776# @rounds: Number of self-announcement attempts
777#
778# @step: Delay increase (in ms) after each self-announcement attempt
779#
780# @interfaces: An optional list of interface names, which restricts the
781#              announcement to the listed interfaces. (Since 4.1)
782#
783# @id: A name to be used to identify an instance of announce-timers
784#      and to allow it to modified later.  Not for use as
785#      part of the migration parameters. (Since 4.1)
786#
787# Since: 4.0
788##
789
790{ 'struct': 'AnnounceParameters',
791  'data': { 'initial': 'int',
792            'max': 'int',
793            'rounds': 'int',
794            'step': 'int',
795            '*interfaces': ['str'],
796            '*id' : 'str' } }
797
798##
799# @announce-self:
800#
801# Trigger generation of broadcast RARP frames to update network switches.
802# This can be useful when network bonds fail-over the active slave.
803#
804# Example:
805#
806# -> { "execute": "announce-self",
807#      "arguments": {
808#          "initial": 50, "max": 550, "rounds": 10, "step": 50,
809#          "interfaces": ["vn2", "vn3"], "id": "bob" } }
810# <- { "return": {} }
811#
812# Since: 4.0
813##
814{ 'command': 'announce-self', 'boxed': true,
815  'data' : 'AnnounceParameters'}
816
817##
818# @FAILOVER_NEGOTIATED:
819#
820# Emitted when VIRTIO_NET_F_STANDBY was enabled during feature negotiation.
821# Failover primary devices which were hidden (not hotplugged when requested)
822# before will now be hotplugged by the virtio-net standby device.
823#
824# @device-id: QEMU device id of the unplugged device
825#
826# Since: 4.2
827#
828# Example:
829#
830# <- { "event": "FAILOVER_NEGOTIATED",
831#      "data": { "device-id": "net1" },
832#      "timestamp": { "seconds": 1368697518, "microseconds": 326866 } }
833#
834##
835{ 'event': 'FAILOVER_NEGOTIATED',
836  'data': {'device-id': 'str'} }
837