From: ShaoHe Feng <shaohef@linux.vnet.ibm.com> attach a network interface to vm in model detach a network interface for vm in model Signed-off-by: ShaoHe Feng <shaohef@linux.vnet.ibm.com> --- src/kimchi/model.py | 51 ++++++++++++++++++++++++++++++++++++++++++++++++++- 1 file changed, 50 insertions(+), 1 deletion(-) diff --git a/src/kimchi/model.py b/src/kimchi/model.py index 383509d..fbc920d 100644 --- a/src/kimchi/model.py +++ b/src/kimchi/model.py @@ -33,6 +33,7 @@ import logging import os import platform import psutil +import random import re import shutil import subprocess @@ -45,7 +46,7 @@ import uuid from cherrypy.process.plugins import BackgroundTask from cherrypy.process.plugins import SimplePlugin from collections import defaultdict -from lxml import objectify +from lxml import objectify, etree from xml.etree import ElementTree @@ -968,6 +969,44 @@ class Model(object): iface.destroy() iface.undefine() + def vmifaces_create(self, vm, params): + def randomMAC(): + mac = [0x52, 0x54, 0x00, + random.randint(0x00, 0x7f), + random.randint(0x00, 0xff), + random.randint(0x00, 0xff)] + return ':'.join(map(lambda x: "%02x" % x, mac)) + + if (params["type"] == "network" and + params["network"] not in self.networks_get_list()): + raise InvalidParameter("%s is not an available network" % + params["network"]) + + dom = self._get_vm(vm) + macs = (iface.mac.get('address') + for iface in self._get_vmifaces(vm)) + + mac = randomMAC() + while True: + if mac not in macs: + break + mac = randomMAC() + + E = objectify.E + children = [E.mac(address=mac)] + ("network" in params.keys() and + children.append(E.source(network=params['network']))) + ("model" in params.keys() and + children.append(E.model(type=params['model']))) + attrib = {"type": params["type"]} + + xml = etree.tostring(E.interface(*children, **attrib)) + + dom.attachDeviceFlags(xml, + libvirt.VIR_DOMAIN_AFFECT_CURRENT) + + return mac + def _get_vmifaces(self, vm): dom = self._get_vm(vm) xml = dom.XMLDesc(0) @@ -1003,6 +1042,16 @@ class Model(object): return info + def vmiface_delete(self, vm, mac): + dom = self._get_vm(vm) + iface = self._get_vmiface(vm, mac) + + if iface is None: + raise NotFoundError('iface: "%s"' % mac) + + dom.detachDeviceFlags(etree.tostring(iface), + libvirt.VIR_DOMAIN_AFFECT_CURRENT) + def add_task(self, target_uri, fn, opaque=None): id = self.next_taskid self.next_taskid = self.next_taskid + 1 -- 1.8.4.2