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118d4ed045
xemu/qapi/net.json
Dr. David Alan Gilbert 118d4ed045 Trivial: 3 char repeat typos 
Inspired by Julia Lawall's fixing of Linux
kernel comments, I looked at qemu, although I did it manually.

Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Reviewed-by: Daniel Henrique Barboza <danielhb413@gmail.com>
Reviewed-by: Klaus Jensen <k.jensen@samsung.com>
Message-Id: <20220614104045.85728-2-dgilbert@redhat.com>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
2022-06-28 11:06:02 +02:00

830 lines
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# -*- Mode: Python -*-
# vim: filetype=python
#
##
# = Net devices
##
{ 'include': 'common.json' }
##
# @set_link:
#
# Sets the link status of a virtual network adapter.
#
# @name: the device name of the virtual network adapter
#
# @up: true to set the link status to be up
#
# Returns: Nothing on success
# If @name is not a valid network device, DeviceNotFound
#
# Since: 0.14
#
# Notes: Not all network adapters support setting link status. This command
# will succeed even if the network adapter does not support link status
# notification.
#
# Example:
#
# -> { "execute": "set_link",
# "arguments": { "name": "e1000.0", "up": false } }
# <- { "return": {} }
#
##
{ 'command': 'set_link', 'data': {'name': 'str', 'up': 'bool'} }
##
# @netdev_add:
#
# Add a network backend.
#
# Additional arguments depend on the type.
#
# Since: 0.14
#
# Returns: Nothing on success
# If @type is not a valid network backend, DeviceNotFound
#
# Example:
#
# -> { "execute": "netdev_add",
# "arguments": { "type": "user", "id": "netdev1",
# "dnssearch": [ { "str": "example.org" } ] } }
# <- { "return": {} }
#
##
{ 'command': 'netdev_add', 'data': 'Netdev', 'boxed': true,
'allow-preconfig': true }
##
# @netdev_del:
#
# Remove a network backend.
#
# @id: the name of the network backend to remove
#
# Returns: Nothing on success
# If @id is not a valid network backend, DeviceNotFound
#
# Since: 0.14
#
# Example:
#
# -> { "execute": "netdev_del", "arguments": { "id": "netdev1" } }
# <- { "return": {} }
#
##
{ 'command': 'netdev_del', 'data': {'id': 'str'},
'allow-preconfig': true }
##
# @NetLegacyNicOptions:
#
# Create a new Network Interface Card.
#
# @netdev: id of -netdev to connect to
#
# @macaddr: MAC address
#
# @model: device model (e1000, rtl8139, virtio etc.)
#
# @addr: PCI device address
#
# @vectors: number of MSI-x vectors, 0 to disable MSI-X
#
# Since: 1.2
##
{ 'struct': 'NetLegacyNicOptions',
'data': {
'*netdev': 'str',
'*macaddr': 'str',
'*model': 'str',
'*addr': 'str',
'*vectors': 'uint32' } }
##
# @NetdevUserOptions:
#
# Use the user mode network stack which requires no administrator privilege to
# run.
#
# @hostname: client hostname reported by the builtin DHCP server
#
# @restrict: isolate the guest from the host
#
# @ipv4: whether to support IPv4, default true for enabled
# (since 2.6)
#
# @ipv6: whether to support IPv6, default true for enabled
# (since 2.6)
#
# @ip: legacy parameter, use net= instead
#
# @net: IP network address that the guest will see, in the
# form addr[/netmask] The netmask is optional, and can be
# either in the form a.b.c.d or as a number of valid top-most
# bits. Default is 10.0.2.0/24.
#
# @host: guest-visible address of the host
#
# @tftp: root directory of the built-in TFTP server
#
# @bootfile: BOOTP filename, for use with tftp=
#
# @dhcpstart: the first of the 16 IPs the built-in DHCP server can
# assign
#
# @dns: guest-visible address of the virtual nameserver
#
# @dnssearch: list of DNS suffixes to search, passed as DHCP option
# to the guest
#
# @domainname: guest-visible domain name of the virtual nameserver
# (since 3.0)
#
# @ipv6-prefix: IPv6 network prefix (default is fec0::) (since
# 2.6). The network prefix is given in the usual
# hexadecimal IPv6 address notation.
#
# @ipv6-prefixlen: IPv6 network prefix length (default is 64)
# (since 2.6)
#
# @ipv6-host: guest-visible IPv6 address of the host (since 2.6)
#
# @ipv6-dns: guest-visible IPv6 address of the virtual
# nameserver (since 2.6)
#
# @smb: root directory of the built-in SMB server
#
# @smbserver: IP address of the built-in SMB server
#
# @hostfwd: redirect incoming TCP or UDP host connections to guest
# endpoints
#
# @guestfwd: forward guest TCP connections
#
# @tftp-server-name: RFC2132 "TFTP server name" string (Since 3.1)
#
# Since: 1.2
##
{ 'struct': 'NetdevUserOptions',
'data': {
'*hostname': 'str',
'*restrict': 'bool',
'*ipv4': 'bool',
'*ipv6': 'bool',
'*ip': 'str',
'*net': 'str',
'*host': 'str',
'*tftp': 'str',
'*bootfile': 'str',
'*dhcpstart': 'str',
'*dns': 'str',
'*dnssearch': ['String'],
'*domainname': 'str',
'*ipv6-prefix': 'str',
'*ipv6-prefixlen': 'int',
'*ipv6-host': 'str',
'*ipv6-dns': 'str',
'*smb': 'str',
'*smbserver': 'str',
'*hostfwd': ['String'],
'*guestfwd': ['String'],
'*tftp-server-name': 'str' } }
##
# @NetdevTapOptions:
#
# Used to configure a host TAP network interface backend.
#
# @ifname: interface name
#
# @fd: file descriptor of an already opened tap
#
# @fds: multiple file descriptors of already opened multiqueue capable
# tap
#
# @script: script to initialize the interface
#
# @downscript: script to shut down the interface
#
# @br: bridge name (since 2.8)
#
# @helper: command to execute to configure bridge
#
# @sndbuf: send buffer limit. Understands [TGMKkb] suffixes.
#
# @vnet_hdr: enable the IFF_VNET_HDR flag on the tap interface
#
# @vhost: enable vhost-net network accelerator
#
# @vhostfd: file descriptor of an already opened vhost net device
#
# @vhostfds: file descriptors of multiple already opened vhost net
# devices
#
# @vhostforce: vhost on for non-MSIX virtio guests
#
# @queues: number of queues to be created for multiqueue capable tap
#
# @poll-us: maximum number of microseconds that could
# be spent on busy polling for tap (since 2.7)
#
# Since: 1.2
##
{ 'struct': 'NetdevTapOptions',
'data': {
'*ifname': 'str',
'*fd': 'str',
'*fds': 'str',
'*script': 'str',
'*downscript': 'str',
'*br': 'str',
'*helper': 'str',
'*sndbuf': 'size',
'*vnet_hdr': 'bool',
'*vhost': 'bool',
'*vhostfd': 'str',
'*vhostfds': 'str',
'*vhostforce': 'bool',
'*queues': 'uint32',
'*poll-us': 'uint32'} }
##
# @NetdevSocketOptions:
#
# Socket netdevs are used to establish a network connection to another
# QEMU virtual machine via a TCP socket.
#
# @fd: file descriptor of an already opened socket
#
# @listen: port number, and optional hostname, to listen on
#
# @connect: port number, and optional hostname, to connect to
#
# @mcast: UDP multicast address and port number
#
# @localaddr: source address and port for multicast and udp packets
#
# @udp: UDP unicast address and port number
#
# Since: 1.2
##
{ 'struct': 'NetdevSocketOptions',
'data': {
'*fd': 'str',
'*listen': 'str',
'*connect': 'str',
'*mcast': 'str',
'*localaddr': 'str',
'*udp': 'str' } }
##
# @NetdevL2TPv3Options:
#
# Configure an Ethernet over L2TPv3 tunnel.
#
# @src: source address
#
# @dst: destination address
#
# @srcport: source port - mandatory for udp, optional for ip
#
# @dstport: destination port - mandatory for udp, optional for ip
#
# @ipv6: force the use of ipv6
#
# @udp: use the udp version of l2tpv3 encapsulation
#
# @cookie64: use 64 bit cookies
#
# @counter: have sequence counter
#
# @pincounter: pin sequence counter to zero -
# workaround for buggy implementations or
# networks with packet reorder
#
# @txcookie: 32 or 64 bit transmit cookie
#
# @rxcookie: 32 or 64 bit receive cookie
#
# @txsession: 32 bit transmit session
#
# @rxsession: 32 bit receive session - if not specified
# set to the same value as transmit
#
# @offset: additional offset - allows the insertion of
# additional application-specific data before the packet payload
#
# Since: 2.1
##
{ 'struct': 'NetdevL2TPv3Options',
'data': {
'src': 'str',
'dst': 'str',
'*srcport': 'str',
'*dstport': 'str',
'*ipv6': 'bool',
'*udp': 'bool',
'*cookie64': 'bool',
'*counter': 'bool',
'*pincounter': 'bool',
'*txcookie': 'uint64',
'*rxcookie': 'uint64',
'txsession': 'uint32',
'*rxsession': 'uint32',
'*offset': 'uint32' } }
##
# @NetdevVdeOptions:
#
# Connect to a vde switch running on the host.
#
# @sock: socket path
#
# @port: port number
#
# @group: group owner of socket
#
# @mode: permissions for socket
#
# Since: 1.2
##
{ 'struct': 'NetdevVdeOptions',
'data': {
'*sock': 'str',
'*port': 'uint16',
'*group': 'str',
'*mode': 'uint16' } }
##
# @NetdevBridgeOptions:
#
# Connect a host TAP network interface to a host bridge device.
#
# @br: bridge name
#
# @helper: command to execute to configure bridge
#
# Since: 1.2
##
{ 'struct': 'NetdevBridgeOptions',
'data': {
'*br': 'str',
'*helper': 'str' } }
##
# @NetdevHubPortOptions:
#
# Connect two or more net clients through a software hub.
#
# @hubid: hub identifier number
# @netdev: used to connect hub to a netdev instead of a device (since 2.12)
#
# Since: 1.2
##
{ 'struct': 'NetdevHubPortOptions',
'data': {
'hubid': 'int32',
'*netdev': 'str' } }
##
# @NetdevNetmapOptions:
#
# Connect a client to a netmap-enabled NIC or to a VALE switch port
#
# @ifname: Either the name of an existing network interface supported by
# netmap, or the name of a VALE port (created on the fly).
# A VALE port name is in the form 'valeXXX:YYY', where XXX and
# YYY are non-negative integers. XXX identifies a switch and
# YYY identifies a port of the switch. VALE ports having the
# same XXX are therefore connected to the same switch.
#
# @devname: path of the netmap device (default: '/dev/netmap').
#
# Since: 2.0
##
{ 'struct': 'NetdevNetmapOptions',
'data': {
'ifname': 'str',
'*devname': 'str' } }
##
# @NetdevVhostUserOptions:
#
# Vhost-user network backend
#
# @chardev: name of a unix socket chardev
#
# @vhostforce: vhost on for non-MSIX virtio guests (default: false).
#
# @queues: number of queues to be created for multiqueue vhost-user
# (default: 1) (Since 2.5)
#
# Since: 2.1
##
{ 'struct': 'NetdevVhostUserOptions',
'data': {
'chardev': 'str',
'*vhostforce': 'bool',
'*queues': 'int' } }
##
# @NetdevVhostVDPAOptions:
#
# Vhost-vdpa network backend
#
# vDPA device is a device that uses a datapath which complies with the virtio
# specifications with a vendor specific control path.
#
# @vhostdev: path of vhost-vdpa device
# (default:'/dev/vhost-vdpa-0')
#
# @queues: number of queues to be created for multiqueue vhost-vdpa
# (default: 1)
#
# Since: 5.1
##
{ 'struct': 'NetdevVhostVDPAOptions',
'data': {
'*vhostdev': 'str',
'*queues': 'int' } }
##
# @NetdevVmnetHostOptions:
#
# vmnet (host mode) network backend.
#
# Allows the vmnet interface to communicate with other vmnet
# interfaces that are in host mode and also with the host.
#
# @start-address: The starting IPv4 address to use for the interface.
# Must be in the private IP range (RFC 1918). Must be
# specified along with @end-address and @subnet-mask.
# This address is used as the gateway address. The
# subsequent address up to and including end-address are
# placed in the DHCP pool.
#
# @end-address: The DHCP IPv4 range end address to use for the
# interface. Must be in the private IP range (RFC 1918).
# Must be specified along with @start-address and
# @subnet-mask.
#
# @subnet-mask: The IPv4 subnet mask to use on the interface. Must
# be specified along with @start-address and @subnet-mask.
#
# @isolated: Enable isolation for this interface. Interface isolation
# ensures that vmnet interface is not able to communicate
# with any other vmnet interfaces. Only communication with
# host is allowed. Requires at least macOS Big Sur 11.0.
#
# @net-uuid: The identifier (UUID) to uniquely identify the isolated
# network vmnet interface should be added to. If
# set, no DHCP service is provided for this interface and
# network communication is allowed only with other interfaces
# added to this network identified by the UUID. Requires
# at least macOS Big Sur 11.0.
#
# Since: 7.1
##
{ 'struct': 'NetdevVmnetHostOptions',
'data': {
'*start-address': 'str',
'*end-address': 'str',
'*subnet-mask': 'str',
'*isolated': 'bool',
'*net-uuid': 'str' },
'if': 'CONFIG_VMNET' }
##
# @NetdevVmnetSharedOptions:
#
# vmnet (shared mode) network backend.
#
# Allows traffic originating from the vmnet interface to reach the
# Internet through a network address translator (NAT).
# The vmnet interface can communicate with the host and with
# other shared mode interfaces on the same subnet. If no DHCP
# settings, subnet mask and IPv6 prefix specified, the interface can
# communicate with any of other interfaces in shared mode.
#
# @start-address: The starting IPv4 address to use for the interface.
# Must be in the private IP range (RFC 1918). Must be
# specified along with @end-address and @subnet-mask.
# This address is used as the gateway address. The
# subsequent address up to and including end-address are
# placed in the DHCP pool.
#
# @end-address: The DHCP IPv4 range end address to use for the
# interface. Must be in the private IP range (RFC 1918).
# Must be specified along with @start-address and @subnet-mask.
#
# @subnet-mask: The IPv4 subnet mask to use on the interface. Must
# be specified along with @start-address and @subnet-mask.
#
# @isolated: Enable isolation for this interface. Interface isolation
# ensures that vmnet interface is not able to communicate
# with any other vmnet interfaces. Only communication with
# host is allowed. Requires at least macOS Big Sur 11.0.
#
# @nat66-prefix: The IPv6 prefix to use into guest network. Must be a
# unique local address i.e. start with fd00::/8 and have
# length of 64.
#
# Since: 7.1
##
{ 'struct': 'NetdevVmnetSharedOptions',
'data': {
'*start-address': 'str',
'*end-address': 'str',
'*subnet-mask': 'str',
'*isolated': 'bool',
'*nat66-prefix': 'str' },
'if': 'CONFIG_VMNET' }
##
# @NetdevVmnetBridgedOptions:
#
# vmnet (bridged mode) network backend.
#
# Bridges the vmnet interface with a physical network interface.
#
# @ifname: The name of the physical interface to be bridged.
#
# @isolated: Enable isolation for this interface. Interface isolation
# ensures that vmnet interface is not able to communicate
# with any other vmnet interfaces. Only communication with
# host is allowed. Requires at least macOS Big Sur 11.0.
#
# Since: 7.1
##
{ 'struct': 'NetdevVmnetBridgedOptions',
'data': {
'ifname': 'str',
'*isolated': 'bool' },
'if': 'CONFIG_VMNET' }
##
# @NetClientDriver:
#
# Available netdev drivers.
#
# Since: 2.7
#
# @vhost-vdpa since 5.1
# @vmnet-host since 7.1
# @vmnet-shared since 7.1
# @vmnet-bridged since 7.1
##
{ 'enum': 'NetClientDriver',
'data': [ 'none', 'nic', 'user', 'tap', 'l2tpv3', 'socket', 'vde',
'bridge', 'hubport', 'netmap', 'vhost-user', 'vhost-vdpa',
{ 'name': 'vmnet-host', 'if': 'CONFIG_VMNET' },
{ 'name': 'vmnet-shared', 'if': 'CONFIG_VMNET' },
{ 'name': 'vmnet-bridged', 'if': 'CONFIG_VMNET' }] }
##
# @Netdev:
#
# Captures the configuration of a network device.
#
# @id: identifier for monitor commands.
#
# @type: Specify the driver used for interpreting remaining arguments.
#
# Since: 1.2
#
# 'l2tpv3' - since 2.1
# 'vmnet-host' - since 7.1
# 'vmnet-shared' - since 7.1
# 'vmnet-bridged' - since 7.1
##
{ 'union': 'Netdev',
'base': { 'id': 'str', 'type': 'NetClientDriver' },
'discriminator': 'type',
'data': {
'nic': 'NetLegacyNicOptions',
'user': 'NetdevUserOptions',
'tap': 'NetdevTapOptions',
'l2tpv3': 'NetdevL2TPv3Options',
'socket': 'NetdevSocketOptions',
'vde': 'NetdevVdeOptions',
'bridge': 'NetdevBridgeOptions',
'hubport': 'NetdevHubPortOptions',
'netmap': 'NetdevNetmapOptions',
'vhost-user': 'NetdevVhostUserOptions',
'vhost-vdpa': 'NetdevVhostVDPAOptions',
'vmnet-host': { 'type': 'NetdevVmnetHostOptions',
'if': 'CONFIG_VMNET' },
'vmnet-shared': { 'type': 'NetdevVmnetSharedOptions',
'if': 'CONFIG_VMNET' },
'vmnet-bridged': { 'type': 'NetdevVmnetBridgedOptions',
'if': 'CONFIG_VMNET' } } }
##
# @RxState:
#
# Packets receiving state
#
# @normal: filter assigned packets according to the mac-table
#
# @none: don't receive any assigned packet
#
# @all: receive all assigned packets
#
# Since: 1.6
##
{ 'enum': 'RxState', 'data': [ 'normal', 'none', 'all' ] }
##
# @RxFilterInfo:
#
# Rx-filter information for a NIC.
#
# @name: net client name
#
# @promiscuous: whether promiscuous mode is enabled
#
# @multicast: multicast receive state
#
# @unicast: unicast receive state
#
# @vlan: vlan receive state (Since 2.0)
#
# @broadcast-allowed: whether to receive broadcast
#
# @multicast-overflow: multicast table is overflowed or not
#
# @unicast-overflow: unicast table is overflowed or not
#
# @main-mac: the main macaddr string
#
# @vlan-table: a list of active vlan id
#
# @unicast-table: a list of unicast macaddr string
#
# @multicast-table: a list of multicast macaddr string
#
# Since: 1.6
##
{ 'struct': 'RxFilterInfo',
'data': {
'name': 'str',
'promiscuous': 'bool',
'multicast': 'RxState',
'unicast': 'RxState',
'vlan': 'RxState',
'broadcast-allowed': 'bool',
'multicast-overflow': 'bool',
'unicast-overflow': 'bool',
'main-mac': 'str',
'vlan-table': ['int'],
'unicast-table': ['str'],
'multicast-table': ['str'] }}
##
# @query-rx-filter:
#
# Return rx-filter information for all NICs (or for the given NIC).
#
# @name: net client name
#
# Returns: list of @RxFilterInfo for all NICs (or for the given NIC).
# Returns an error if the given @name doesn't exist, or given
# NIC doesn't support rx-filter querying, or given net client
# isn't a NIC.
#
# Since: 1.6
#
# Example:
#
# -> { "execute": "query-rx-filter", "arguments": { "name": "vnet0" } }
# <- { "return": [
# {
# "promiscuous": true,
# "name": "vnet0",
# "main-mac": "52:54:00:12:34:56",
# "unicast": "normal",
# "vlan": "normal",
# "vlan-table": [
# 4,
# 0
# ],
# "unicast-table": [
# ],
# "multicast": "normal",
# "multicast-overflow": false,
# "unicast-overflow": false,
# "multicast-table": [
# "01:00:5e:00:00:01",
# "33:33:00:00:00:01",
# "33:33:ff:12:34:56"
# ],
# "broadcast-allowed": false
# }
# ]
# }
#
##
{ 'command': 'query-rx-filter',
'data': { '*name': 'str' },
'returns': ['RxFilterInfo'] }
##
# @NIC_RX_FILTER_CHANGED:
#
# Emitted once until the 'query-rx-filter' command is executed, the first event
# will always be emitted
#
# @name: net client name
#
# @path: device path
#
# Since: 1.6
#
# Example:
#
# <- { "event": "NIC_RX_FILTER_CHANGED",
# "data": { "name": "vnet0",
# "path": "/machine/peripheral/vnet0/virtio-backend" },
# "timestamp": { "seconds": 1368697518, "microseconds": 326866 } }
# }
#
##
{ 'event': 'NIC_RX_FILTER_CHANGED',
'data': { '*name': 'str', 'path': 'str' } }
##
# @AnnounceParameters:
#
# Parameters for self-announce timers
#
# @initial: Initial delay (in ms) before sending the first GARP/RARP
# announcement
#
# @max: Maximum delay (in ms) between GARP/RARP announcement packets
#
# @rounds: Number of self-announcement attempts
#
# @step: Delay increase (in ms) after each self-announcement attempt
#
# @interfaces: An optional list of interface names, which restricts the
# announcement to the listed interfaces. (Since 4.1)
#
# @id: A name to be used to identify an instance of announce-timers
# and to allow it to modified later. Not for use as
# part of the migration parameters. (Since 4.1)
#
# Since: 4.0
##
{ 'struct': 'AnnounceParameters',
'data': { 'initial': 'int',
'max': 'int',
'rounds': 'int',
'step': 'int',
'*interfaces': ['str'],
'*id' : 'str' } }
##
# @announce-self:
#
# Trigger generation of broadcast RARP frames to update network switches.
# This can be useful when network bonds fail-over the active slave.
#
# Example:
#
# -> { "execute": "announce-self",
# "arguments": {
# "initial": 50, "max": 550, "rounds": 10, "step": 50,
# "interfaces": ["vn2", "vn3"], "id": "bob" } }
# <- { "return": {} }
#
# Since: 4.0
##
{ 'command': 'announce-self', 'boxed': true,
'data' : 'AnnounceParameters'}
##
# @FAILOVER_NEGOTIATED:
#
# Emitted when VIRTIO_NET_F_STANDBY was enabled during feature negotiation.
# Failover primary devices which were hidden (not hotplugged when requested)
# before will now be hotplugged by the virtio-net standby device.
#
# @device-id: QEMU device id of the unplugged device
#
# Since: 4.2
#
# Example:
#
# <- { "event": "FAILOVER_NEGOTIATED",
# "data": { "device-id": "net1" },
# "timestamp": { "seconds": 1368697518, "microseconds": 326866 } }
#
##
{ 'event': 'FAILOVER_NEGOTIATED',
'data': {'device-id': 'str'} }
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