win7spiceusb重定向分析

1、创建虚机命令：virt-install -virt-type kvm -name win7-13 -vcpus 2 -ram 4096 -cdrom=/home/image/win7.iso -disk /home/image/win7-13.img,device=disk,bus=virtio,size=10,format=qcow2 -network network=default -graphics spice,listen=192.168.131.11 -sound ac97 -video qxl -channel spicevmc -controller type=usb,model

2、=ich9-ehci1 -disk virtio-win-drivers.vfd,device=floppy -os-type=windows -os-variant=win7 -force查看虚机启动的端口号port：5902rootcompute1 qemu# virsh list -all Id 名称 状态- 5 win7-10 running 6 instance-00000085 running 20 win7-13 running - win7-5 关闭rootcompute1 qemu# ps -ef |grep win7-13root 607 46508 0 08:49 pts

3、/0 00:00:00 grep -color=auto win7-13qemu 48622 1 20 10月29 ? 03:00:03 /usr/libexec/qemu-kvm -name win7-13 -S -machine pc-i440fx-rhel7.0.0,accel=kvm,usb=off -cpu SandyBridge,hv_time,hv_relaxed,hv_vapic,hv_spinlocks=0x1fff -m 4096 -realtime mlock=off -smp 2,sockets=2,cores=1,threads=1 -uuid fee0c59d-54

4、40-48fa-9845-6dfad64473ee -no-user-config -nodefaults -chardev socket,id=charmonitor,path=/var/lib/libvirt/qemu/win7-13.monitor,server,nowait -mon chardev=charmonitor,id=monitor,mode=control -rtc base=localtime,driftfix=slew -global kvm-pit.lost_tick_policy=discard -no-hpet -no-shutdown -boot strict

5、=on -device ich9-usb-ehci1,id=usb,bus=pci.0,addr=0x5.0x7 -device ich9-usb-uhci1,masterbus=usb.0,firstport=0,bus=pci.0,multifunction=on,addr=0x5 -device ich9-usb-uhci2,masterbus=usb.0,firstport=2,bus=pci.0,addr=0x5.0x1 -device ich9-usb-uhci3,masterbus=usb.0,firstport=4,bus=pci.0,addr=0x5.0x2 -device

6、virtio-serial-pci,id=virtio-serial0,bus=pci.0,addr=0x6 -drive file=/home/image/win7-13.img,if=none,id=drive-virtio-disk0,format=qcow2 -device virtio-blk-pci,scsi=off,bus=pci.0,addr=0x7,drive=drive-virtio-disk0,id=virtio-disk0,bootindex=1 -drive file=/home/image/virtio-win-drivers.vfd,if=none,id=driv

7、e-fdc0-0-0,format=raw -global isa-fdc.driveA=drive-fdc0-0-0 -drive file=/home/image/win7.iso,if=none,id=drive-ide0-0-0,readonly=on,format=raw -device ide-cd,bus=ide.0,unit=0,drive=drive-ide0-0-0,id=ide0-0-0 -netdev tap,fd=23,id=hostnet0 -device rtl8139,netdev=hostnet0,id=net0,mac=52:54:00:34:da:63,b

8、us=pci.0,addr=0x3 -chardev pty,id=charserial0 -device isa-serial,chardev=charserial0,id=serial0 -chardev spicevmc,id=charchannel0,name=vdagent -device virtserialport,bus=virtio-serial0.0,nr=1,chardev=charchannel0,id=channel0,name=com.redhat.spice.0 -device usb-tablet,id=input0 -spice port=5902,addr=

9、192.168.131.11,disable-ticketing,seamless-migration=on -vga qxl -global qxl-vga.ram_size=67108864 -global qxl-vga.vram_size=67108864 -global qxl-vga.vgamem_mb=16 -device AC97,id=sound0,bus=pci.0,addr=0x4 -chardev spicevmc,id=charredir0,name=usbredir -device usb-redir,chardev=charredir0,id=redir0 -ch

10、ardev spicevmc,id=charredir1,name=usbredir -device usb-redir,chardev=charredir1,id=redir1 -chardev spicevmc,id=charredir2,name=usbredir -device usb-redir,chardev=charredir2,id=redir2 -chardev spicevmc,id=charredir3,name=usbredir -device usb-redir,chardev=charredir3,id=redir3 -device virtio-balloon-p

11、ci,id=balloon0,bus=pci.0,addr=0x8 -msg timestamp=onrootcompute1 qemu# rootcompute1 qemu# cp /etc/libvirt/qemu/win7-13.xml /etc/libvirt/qemu/win7-13.xml.bakrootcompute1 qemu# vi /etc/libvirt/qemu/win7-13.xml.bak删除原来USB内容，添加如下内容 <controller type='usb' index='0' model='ich9-ehci1

12、'> <address type='pci' domain='0x0000' bus='0x00' slot='0x05' function='0x7'/> </controller> <controller type='usb' index='0' model='ich9-uhci1'> <master startport='0'/> <address type='pci&#

13、39; domain='0x0000' bus='0x00' slot='0x05' function='0x0' multifunction='on'/> </controller> <controller type='usb' index='0' model='ich9-uhci2'> <master startport='2'/> <address type='pci' domain

14、='0x0000' bus='0x00' slot='0x05' function='0x1'/> </controller> <controller type='usb' index='0' model='ich9-uhci3'> <master startport='4'/> <address type='pci' domain='0x0000' bus='0x00'

15、slot='0x05' function='0x2'/> </controller><redirdev bus='usb' type='spicevmc'> </redirdev> <redirdev bus='usb' type='spicevmc'> </redirdev> <redirdev bus='usb' type='spicevmc'> </redirdev> &l

16、t;redirdev bus='usb' type='spicevmc'> </redirdev>rootcompute1 qemu# virsh undefine win7-13rootcompute1 qemu# cp /etc/libvirt/qemu/win7-13.xml.bak /etc/libvirt/qemu/win7-13.xmlrootcompute1 qemu# virsh define /etc/libvirt/qemu/win7-13.xmlrootcompute1 qemu# virsh shutdown win7-

17、13rootcompute1 qemu# virsh start win7-13重启后可以正常看到U盘rootcompute1 qemu# pwd/etc/libvirt/qemurootcompute1 qemu# ll总用量 124-rw- 1 root root 4496 11月 26 12:23 instance-0000009b.xml-rw- 1 root root 4491 11月 26 12:26 instance-0000009d.xml-rw- 1 root root 4493 11月 12 09:57 instance-0000009e.xml-rw- 1 root ro

18、ot 4495 11月 24 14:02 instance-0000009f.xml-rw- 1 root root 4490 11月 12 09:57 instance-000000bb.xml-rw- 1 root root 4495 11月 12 10:42 instance-000000bc.xml-rw- 1 root root 4495 11月 12 14:07 instance-000000bd.xml-rw- 1 root root 4495 11月 12 14:08 instance-000000be.xmldrwx-. 3 root root 40 9月 22 18:18

19、networks-rw- 1 root root 3903 11月 4 15:47 ubuntu14.xml-rw- 1 root root 3931 11月 4 14:56 ubuntudesktop.xml-rw- 1 root root 4148 10月 27 15:22 win7-10.xml-rw- 1 root root 4464 10月 27 14:50 win7-10.xml.bakrootcompute1 qemu# vi win7-13.xml<!-WARNING: THIS IS AN AUTO-GENERATED FILE. CHANGES TO IT ARE L

20、IKELY TO BEOVERWRITTEN AND LOST. Changes to this xml configuration should be made using: virsh edit win7-13or other application using the libvirt API.-><domain type='kvm'> <name>win7-13</name> <uuid>fee0c59d-5440-48fa-9845-6dfad64473ee</uuid> <memory unit=

21、'KiB'>4194304</memory> <currentMemory unit='KiB'>4194304</currentMemory> <vcpu placement='static'>2</vcpu> <os> <type arch='x86_64' machine='pc-i440fx-rhel7.0.0'>hvm</type> <boot dev='hd'/> </

22、os> <features> <acpi/> <apic/> <pae/> <hyperv> <relaxed state='on'/> <vapic state='on'/> <spinlocks state='on' retries='8191'/> </hyperv> </features> <cpu mode='custom' match='exact'>

23、 <model fallback='allow'>SandyBridge</model> </cpu> <clock offset='localtime'> <timer name='rtc' tickpolicy='catchup'/> <timer name='pit' tickpolicy='delay'/> <timer name='hpet' present='no'/> &

24、lt;timer name='hypervclock' present='yes'/> </clock> <on_poweroff>destroy</on_poweroff> <on_reboot>restart</on_reboot> <on_crash>restart</on_crash> <devices> <emulator>/usr/libexec/qemu-kvm</emulator> <disk type='f

25、ile' device='disk'> <driver name='qemu' type='qcow2'/> <source file='/home/image/win7-13.img'/> <target dev='vda' bus='virtio'/> <address type='pci' domain='0x0000' bus='0x00' slot='0x07' func

26、tion='0x0'/> </disk> <disk type='file' device='floppy'> <driver name='qemu' type='raw'/> <source file='/home/image/virtio-win-drivers.vfd'/> <target dev='fda' bus='fdc'/> <address type='drive'

27、 controller='0' bus='0' target='0' unit='0'/> </disk> <disk type='file' device='cdrom'> <driver name='qemu' type='raw'/> <source file='/home/image/win7.iso'/> <target dev='hda' bus='ide&

28、#39;/> <readonly/> <address type='drive' controller='0' bus='0' target='0' unit='0'/> </disk> <controller type='usb' index='0' model='ich9-ehci1'> <address type='pci' domain='0x0000' bus=

29、9;0x00' slot='0x05' function='0x7'/> </controller> <controller type='usb' index='0' model='ich9-uhci1'> <master startport='0'/> <address type='pci' domain='0x0000' bus='0x00' slot='0x05' funct

30、ion='0x0' multifunction='on'/> </controller> <controller type='usb' index='0' model='ich9-uhci2'> <master startport='2'/> <address type='pci' domain='0x0000' bus='0x00' slot='0x05' function='0

31、x1'/> </controller> <controller type='usb' index='0' model='ich9-uhci3'> <master startport='4'/> <address type='pci' domain='0x0000' bus='0x00' slot='0x05' function='0x2'/> </controller> <

32、controller type='pci' index='0' model='pci-root'/> <controller type='fdc' index='0'/> <controller type='ide' index='0'> <address type='pci' domain='0x0000' bus='0x00' slot='0x01' function='0

33、x1'/> </controller> <controller type='virtio-serial' index='0'> <address type='pci' domain='0x0000' bus='0x00' slot='0x06' function='0x0'/> </controller> <interface type='network'> <mac address=&#

34、39;52:54:00:34:da:63'/> <source network='default'/> <model type='rtl8139'/> <address type='pci' domain='0x0000' bus='0x00' slot='0x03' function='0x0'/> </interface> <serial type='pty'> <target por

35、t='0'/> </serial> <console type='pty'> <target type='serial' port='0'/> </console> <channel type='spicevmc'> <target type='virtio' name='com.redhat.spice.0'/> <address type='virtio-serial' controller='0' bus='0' port='1'/> </channel> <input type='tablet' bus='usb'/> <input type='mouse' bus='ps2'/> <input type