[Qemu-devel] how to configurate rbd disk for qemu-kvm. it error in my case

[yue-kvm]

this is my conf   dumU.xml

------

<disk type='network' device='disk'>

      <driver name='qemu' type='raw' cache='writethrough' io='native'/>

      <auth username='cloud'>

        <secret type='ceph' uuid='7a91dc24-b072-43c4-98fb-4b2415322b0f'/>

      </auth>

      <source protocol='rbd' name='cloud/testrbd'>

        <host name='192.168.10.4' port='6789'/>

      </source>

      <target dev='vdb' bus='virtio'/>

      <address type='pci' domain='0x0000' bus='0x00' slot='0x06' function='0x0'/>

    </disk>

--------error log------------

2012-10-11 15:08:36.758+0000: starting up

LC_ALL=C PATH=/sbin:/usr/sbin:/bin:/usr/bin HOME=/root USER=root LOGNAME=root QEMU_AUDIO_DRV=none /usr/libexec/qemu-kvm -name xpSP3 -S -M rhel6.2.0 -enable-kvm -m 512 -smp 1,sockets=1,cores=1,threads=1 -uuid b45bd66a-6700-4905-c5f4-4c799413d7b7 -nodefconfig -nodefaults -chardev socket,id=charmonitor,path=/var/lib/libvirt/qemu/xpSP3.monitor,server,nowait -mon chardev=charmonitor,id=monitor,mode=readline -rtc base=localtime,driftfix=slew -device piix3-usb-uhci,id=usb,bus=pci.0,addr=0x1.0x2 -drive file=/var/lib/libvirt/images/xpSP3.img,if=none,id=drive-ide0-0-0,format=raw,cache=none -device ide-drive,bus=ide.0,unit=0,drive=drive-ide0-0-0,id=ide0-0-0,bootindex=1 -drive file=rbd:cloud/testrbd:id=cloud:key=AQCGbGRQ+M+NGBAATtylZNiSxqCTQ4uaApd+9w==:auth_supported=cephx\;none:mon_host=192.168.10.4\:6789,if=none,id=drive-virtio-disk1,format=raw,cache=writethrough,aio=native -device virtio-blk-pci,scsi=off,bus=pci.0,addr=0x6,drive=drive-virtio-disk1,id=virtio-disk1 -netdev tap,fd=19,id=hostnet0 -device e1000,netdev=hostnet0,id=net0,mac=52:54:00:2a:8c:48,bus=pci.0,addr=0x3 -chardev pty,id=charserial0 -device isa-serial,chardev=charserial0,id=serial0 -device usb-tablet,id=input0 -vnc 0.0.0.0:0 -vga std -device intel-hda,id=sound0,bus=pci.0,addr=0x4 -device hda-duplex,id=sound0-codec0,bus=sound0.0,cad=0 -device virtio-balloon-pci,id=balloon0,bus=pci.0,addr=0x5

Domain id=5 is tainted: high-privileges

char device redirected to /dev/pts/4

qemu-kvm: -drive file=rbd:cloud/testrbd:id=cloud:key=AQCGbGRQ+M+NGBAATtylZNiSxqCTQ4uaApd+9w==:auth_supported=cephx\;none:mon_host=192.168.10.4\:6789,if=none,id=drive-virtio-disk1,format=raw,cache=writethrough,aio=native: could not open disk image rbd:cloud/testrbd:id=cloud:key=AQCGbGRQ+M+NGBAATtylZNiSxqCTQ4uaApd+9w==:auth_supported=cephx\;none:mon_host=192.168.10.4\:6789: No such file or directory

2012-10-11 15:08:36.879+0000: shutting down