Re: [libvirt] Xen network interface behavior with 0.6.2

Hi, I'm using libvirt 0.6.2 to create a Xen guest with a network type interface (see XML below). When the guest is defined, the interface is converted to an ethernet type interface. If the guest is started, the interface is then converted to a bridge type interface.

# virsh list --all Id Name State ---------------------------------- 0 Domain-0 running - rstest_domain shut off # cat tmp <domain type="xen"> <name>hd_domain</name> <on_poweroff>destroy</on_poweroff> <on_crash>destroy</on_crash> <uuid>f99fd6b6-1434-4bc2-88e0-1ed9c8c6f8e9</uuid> <os> <type>linux</type> <kernel>/tmp/default-xen-kernel</kernel> <initrd>/tmp/default-xen-initrd</initrd> <cmdline/> </os> <currentMemory>131072</currentMemory> <memory>131072</memory> <vcpu>1</vcpu> <devices> <disk type="file" device="disk"> <source file="/tmp/default-xen-dimage"/> <target dev="xvda"/> </disk> <interface type="network"> <mac address="00:11:22:33:44:aa"/> <source network="default"/> </interface> <input type="mouse" bus="xen"/> <graphics type="vnc" port="-1" listen="127.0.0.1" keymap="en-us"/> </devices> </domain> # virsh define tmp Domain hd_domain defined from tmp # virsh list --all Id Name State ---------------------------------- 0 Domain-0 running - hd_domain shut off - rstest_domain shut off [root@elm3b25 cimtest]# virsh dumpxml hd_domain <domain type='xen'> <name>hd_domain</name> <uuid>f99fd6b6-1434-4bc2-88e0-1ed9c8c6f8e9</uuid> <memory>131072</memory> <currentMemory>131072</currentMemory> <vcpu>1</vcpu> <os> <type arch='x86_64' machine='xenpv'>linux</type> <kernel>/tmp/default-xen-kernel</kernel> <initrd>/tmp/default-xen-initrd</initrd> </os> <clock offset='utc'/> <on_poweroff>destroy</on_poweroff> <on_reboot>restart</on_reboot> <on_crash>destroy</on_crash> <devices> <disk type='file' device='disk'> <driver name='file'/> <source file='/tmp/default-xen-dimage'/> <target dev='xvda' bus='xen'/> </disk> <interface type='ethernet'> <mac address='00:11:22:33:44:aa'/> </interface> <console type='pty'> <target port='0'/> </console> <input type='mouse' bus='xen'/> <graphics type='vnc' port='-1' autoport='yes' listen='127.0.0.1' keymap='en-us'/> </devices> </domain> # virsh start hd_domain Domain hd_domain started [root@elm3b25 cimtest]# virsh dumpxml hd_domain <domain type='xen' id='61'> <name>hd_domain</name> <uuid>f99fd6b6-1434-4bc2-88e0-1ed9c8c6f8e9</uuid> <memory>131072</memory> <currentMemory>131072</currentMemory> <vcpu>1</vcpu> <os> <type>linux</type> <kernel>/tmp/default-xen-kernel</kernel> <initrd>/tmp/default-xen-initrd</initrd> </os> <clock offset='utc'/> <on_poweroff>destroy</on_poweroff> <on_reboot>restart</on_reboot> <on_crash>destroy</on_crash> <devices> <disk type='file' device='disk'> <driver name='file'/> <source file='/tmp/default-xen-dimage'/> <target dev='xvda' bus='xen'/> </disk> <interface type='bridge'> <mac address='00:11:22:33:44:aa'/> <script path='vif-bridge'/> <target dev='vif61.0'/> </interface> <console type='pty' tty='/dev/pts/4'> <source path='/dev/pts/4'/> <target port='0'/> </console> <input type='mouse' bus='xen'/> <graphics type='vnc' port='5900' autoport='yes' listen='127.0.0.1' keymap='en-us'/> </devices> </domain>