11:09 a.m.
From: ShaoHe Feng <shaohef(a)linux.vnet.ibm.com>
attach a network interface to vm in model
detach a network interface from vm in model
Signed-off-by: ShaoHe Feng <shaohef(a)linux.vnet.ibm.com>
---
src/kimchi/model.py | 57 ++++++++++++++++++++++++++++++++++++++++++++++++++++-
1 file changed, 56 insertions(+), 1 deletion(-)
diff --git a/src/kimchi/model.py b/src/kimchi/model.py
index 4acc5e8..64212a4 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
@@ -46,7 +47,8 @@ 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 etree, objectify
+from lxml.builder import E
from xml.etree import ElementTree
@@ -971,6 +973,46 @@ 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)
+ if Model.dom_state_map[dom.info()[0]] != "shutoff":
+ raise InvalidOperation("do not support hot plugging attach "
+ "guest interface")
+
+ macs = (iface.mac.get('address')
+ for iface in self._get_vmifaces(vm))
+
+ mac = randomMAC()
+ while True:
+ if mac not in macs:
+ break
+ mac = randomMAC()
+
+ 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)
@@ -1006,6 +1048,19 @@ class Model(object):
return info
+ def vmiface_delete(self, vm, mac):
+ dom = self._get_vm(vm)
+ iface = self._get_vmiface(vm, mac)
+
+ if Model.dom_state_map[dom.info()[0]] != "shutoff":
+ raise InvalidOperation("do not support hot plugging detach "
+ "guest interface")
+ 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