[one-users] QEMU-KVM problem: Error deploying VM on a Public Network

Shi Jin jinzishuai at gmail.com
Tue Nov 17 07:05:35 PST 2009
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My pleasure.
I think the problem is that you have to setup brdiged network on the
host properlly.
Instead of using eth0 as the network device in the VM, you should use br0.
You can google how to setup bridged network for virtualization for
your Linux distribution.
Hope this helps.

Shi

On Tue, Nov 17, 2009 at 7:23 AM, Gianni Dalla Torre
<gianni.dallatorre at cnaf.infn.it> wrote:
> Hi Shi,
>
> I followed your advice and created a symbolic link to /usr/bin/kvm
> --oneadmin at omii001$ ln -s /usr/libexec/qemu-kvm /usr/bin/kvm
>
> So I was able to solve that problem, thank you very much.
>
> Anyway now I have another issue when I try do deploy my VM:
> libvir: QEMU error :internal error Failed to add tap interface 'vnet%d' to
> bridge 'eth0' : Permission denied
> This are the settings on omii001 host that I should be related with the
> issue:
>
> --oneadmin at omii001$ id root
> uid=0(root) gid=0(root)
> groups=0(root),1(bin),2(daemon),3(sys),4(adm),6(disk),10(wheel),127(libvirtd),36(kvm)
>
> --oneadmin at omii001$ id oneadmin
> uid=1002(oneadmin) gid=1003(cloud) groups=1003(cloud),127(libvirtd),36(kvm)
>
> --oneadmin at omii001$ cat /etc/group
> libvirtd:x:127:root,oneadmin,cloud
> cloud:x:1003:
> kvm:x:36:root,oneadmin,cloud
>
> --oneadmin at omii001$ ls -la /var/run/libvirt/
> total 20
> drwxr-xr-x  4 root root     4096 Nov 17 13:12 .
> drwxr-xr-x 16 root root     4096 Nov 17 14:32 ..
> srwxrwx---  1 root libvirtd    0 Nov 17 13:12 libvirt-sock
> srwxrwxrwx  1 root libvirtd    0 Nov 17 13:12 libvirt-sock-ro
> drwxr-xr-x  2 root root     4096 Nov 17 13:12 network
> drwxr-xr-x  2 root root     4096 Sep 11 21:38 qemu
>
> --oneadmin at omii001$ cat /etc/libvirt/libvirtd.conf
> unix_sock_rw_perms = "0770"
> unix_sock_group = "libvirtd"
>
> I am not sure virsh is connecting in the right way, in fact if try "virsh -c
> qemu:///system list" in the omii001 host
> I obtain a different output to the one from another host (that actually
> works), maybe have I to set the connection uri?
>
> --oneadmin at omii001$virsh -c qemu:///system list
>  Id Name                 State
> ----------------------------------
>
> --oneadmin at ivanoc$virsh -c qemu:///system list
> Connecting to uri: qemu:///system
>  Id Name                 State
> ----------------------------------
>
> The oned.log related to VM creation and deployment:
>
> Tue Nov 17 13:18:13 2009 [TM][D]: Message received: TRANSFER SUCCESS 15 -
> Tue Nov 17 13:18:19 2009 [InM][I]: Monitoring host omii001 (4)
> Tue Nov 17 13:18:25 2009 [InM][D]: Host 4 successfully monitored.
> Tue Nov 17 13:18:46 2009 [VMM][I]: --Mark--
> Tue Nov 17 13:18:49 2009 [InM][I]: --Mark--
> Tue Nov 17 13:18:52 2009 [VMM][D]: Message received: LOG - 15 Command
> execution fail: 'cat > /srv/cloud/one/var/15/images/deployment.0 && virsh
> create /srv/cloud/one/var/15/images/deployment.0'
> Tue Nov 17 13:18:52 2009 [VMM][D]: Message received: LOG - 15 STDERR
> follows.
> Tue Nov 17 13:18:52 2009 [VMM][D]: Message received: LOG - 15 13:18:53.525:
> error : No vport operation path found for host1
> Tue Nov 17 13:18:52 2009 [VMM][D]: Message received: LOG - 15 13:18:53.539:
> error : No vport operation path found for host0
> Tue Nov 17 13:18:52 2009 [VMM][D]: Message received: LOG - 15 13:18:53.561:
> error : No vport operation path found for host2
> Tue Nov 17 13:18:52 2009 [VMM][D]: Message received: LOG - 15 13:18:54.182:
> error : internal error Failed to add tap interface 'vnet%d' to bridge 'eth0'
> : Permission denied
> Tue Nov 17 13:18:52 2009 [VMM][D]: Message received: LOG - 15 libvir: QEMU
> error : internal error Failed to add tap interface 'vnet%d' to bridge 'eth0'
> : Permission denied
> Tue Nov 17 13:18:52 2009 [VMM][D]: Message received: LOG - 15 error: Failed
> to create domain from /srv/cloud/one/var/15/images/deployment.0
> Tue Nov 17 13:18:52 2009 [VMM][D]: Message received: LOG - 15 error:
> internal error Failed to add tap interface 'vnet%d' to bridge 'eth0' :
> Permission denied
> Tue Nov 17 13:18:52 2009 [VMM][D]: Message received: LOG - 15 ExitCode: 1
>
>
> Thank you in advance for your time.
> Best regards,
>
> Gianni
>
>
> Shi Jin ha wrote
>
> Maybe kvm is not located at /usr/bin/kvm in your host distribution?
> A quick and dirty way might be to create a symbolic link. Not sure if
> it would help.
>
> Shi
>
> On Fri, Nov 13, 2009 at 10:48 AM, Gianni Dalla Torre
> <gianni.dallatorre at cnaf.infn.it> wrote:
>
>
> Hi all,
>
> I configured an OpenNebula (v 1.3.80) front-end in my pc "solaris" (Ubuntu
> 9.04) and installed a cluster node "omii001" (Scientific Linux CERN SLC
> release 2.6.18-164.6.1.el5 x86_64).
> I need to access my VM through ssh, so I used the Bridged networking
> ("shared physical device") following this instructions:
> http://www.opennebula.org/doku.php?id=documentation:rel1.4:nm
> And I used the kvm-hook-script taken from v. 1.3.85
>
> When I try do deploy my VM I have a failure.
> from the log file seems that I have a problem with KVM configuration:
> 	"Cannot find QEMU binary /usr/bin/kvm: No such file or directory"
> I'm not sure my kvm installation was done properly, so maybe is my fault..
> anyway  I follow the steps in the documentation and I can't find a
> solution.
>
> Here some information about my configuration:
>
> I should have the kvm module loaded on my node:
> oneadmin at omii001$/sbin/lsmod | grep kvm
> kvm_intel              86248  0
> kvm                   223264  2 ksm,kvm_intel
>
> But I have no kvm service running... (Is that my problem?)
> oneadmin at omii001$ chkconfig --list | grep kvm
> oneadmin at omii001$ chkconfig --list | grep libvirtd
> libvirtd       	0:off	1:off	2:off	3:on	4:on	5:on	6:off
> oneadmin at omii001$ chkconfig --list | grep qemu
> qemu           	0:off	1:off	2:on	3:on	4:on	5:on	6:off
>
> oneadmin at solaris:/home/giannidallatorre$ onevm show two
> VIRTUAL MACHINE 7 INFORMATION
> ID             : 7
> NAME           : two
> STATE          : FAILED
> LCM_STATE      : LCM_INIT
> START TIME     : 11/13 17:30:07
> END TIME       : 11/13 17:36:28
> DEPLOY ID:     :
>
> VIRTUAL MACHINE TEMPLATE
> CPU=1
> DISK=[
>   READONLY=no,
>   SOURCE=/srv/cloud/one/images/debian5.img,
>   TARGET=vda ]
> GRAPHICS=[
>   LISTEN=127.0.0.1,
>   PORT=1,
>   TYPE=vnc ]
> MEMORY=512
> NAME=two
> NIC=[
>   BRIDGE=eth0,
>   IP=131.154.101.250,
>   MAC=00:03:83:9a:65:fa,
>   NETWORK=PublicVLAN,
>   VNID=2 ]
> OS=[
>   BOOT=hd ]
> SAVE=yes
> VMID=7
>
> oneadmin at solaris:/home/giannidallatorre$ onevnet list
>  NID USER     NAME              TYPE BRIDGE #LEASES
>    2 oneadmin PublicVLAN       Fixed   eth0       1
> oneadmin at solaris:/home/giannidallatorre$ onevnet show 2
> VIRTUAL NETWORK 2 INFORMATION
> ID:       : 2
> UID:      : 0
>
> VIRTUAL NETWORK TEMPLATE
> BRIDGE=eth0
> LEASES=[ IP=131.154.101.250 ]
> LEASES=[ IP=131.154.101.251 ]
> LEASES=[ IP=131.154.101.252 ]
> NAME=PublicVLAN
> TYPE=FIXED
>
> LEASES INFORMATION
> LEASE=[ IP=131.154.101.250, MAC=00:03:83:9a:65:fa, USED=1, VID=7 ]
> LEASE=[ IP=131.154.101.251, MAC=00:03:83:9a:65:fb, USED=0, VID=-1 ]
> LEASE=[ IP=131.154.101.252, MAC=00:03:83:9a:65:fc, USED=0, VID=-1 ]
>
>
> This is the oned.log file:
> Fri Nov 13 17:29:52 2009 [ONE][I]: Init OpenNebula Log system
> Fri Nov 13 17:29:52 2009 [ONE][I]: Log Level: 3
> [0=ERROR,1=WARNING,2=INFO,3=DEBUG]
> Fri Nov 13 17:29:52 2009 [ONE][I]:
> ----------------------------------------------
> Fri Nov 13 17:29:52 2009 [ONE][I]:        OpenNebula Configuration File
> Fri Nov 13 17:29:52 2009 [ONE][I]:
> ----------------------------------------------
> Fri Nov 13 17:29:52 2009 [ONE][I]:
> --------------------------------------------
>         DEBUG_LEVEL=3
>         HM_MAD=EXECUTABLE=one_hm
>         HOST_MONITORING_INTERVAL=60
>
> IM_MAD=ARGUMENTS=im_kvm/im_kvm.conf,EXECUTABLE=one_im_ssh,NAME=im_kvm
>         MAC_PREFIX=00:03
>         MANAGER_TIMER=30
>         NETWORK_SIZE=254
>         PORT=2633
>         TM_MAD=ARGUMENTS=tm_nfs/tm_nfs.conf,EXECUTABLE=one_tm,NAME=tm_nfs
>         VM_DIR=/srv/cloud/one/var
>         VM_HOOK=ARGUMENTS=start
> one-$VMID,COMMAND=/srv/cloud/one/share/hooks/ebtables-kvm,NAME=ebtables-running,ON=running,REMOTE=yes
>
> VM_HOOK=ARGUMENTS="",COMMAND=/srv/cloud/one/share/hooks/ebtables-flush,NAME=ebtables-shutdown,ON=shutdown,REMOTE=yes
>
> VM_HOOK=ARGUMENTS="",COMMAND=/srv/cloud/one/share/hooks/ebtables-flush,NAME=ebtables-stop,ON=stop,REMOTE=yes
>
> VM_MAD=DEFAULT=vmm_kvm/vmm_kvm.conf,EXECUTABLE=one_vmm_kvm,NAME=vmm_kvm,TYPE=kvm
>         VM_POLLING_INTERVAL=60
> --------------------------------------------
> Fri Nov 13 17:29:52 2009 [VMM][I]: Starting Virtual Machine Manager...
> Fri Nov 13 17:29:52 2009 [VMM][I]: Virtual Machine Manager started.
> Fri Nov 13 17:29:52 2009 [LCM][I]: Starting Life-cycle Manager...
> Fri Nov 13 17:29:52 2009 [LCM][I]: Life-cycle Manager started.
> Fri Nov 13 17:29:52 2009 [InM][I]: Starting Information Manager...
> Fri Nov 13 17:29:52 2009 [InM][I]: Information Manager started.
> Fri Nov 13 17:29:52 2009 [TrM][I]: Starting Transfer Manager...
> Fri Nov 13 17:29:52 2009 [TrM][I]: Transfer Manager started.
> Fri Nov 13 17:29:52 2009 [DiM][I]: Starting Dispatch Manager...
> Fri Nov 13 17:29:52 2009 [DiM][I]: Dispatch Manager started.
> Fri Nov 13 17:29:52 2009 [ReM][I]: Starting Request Manager...
> Fri Nov 13 17:29:52 2009 [ReM][I]: Request Manager started.
> Fri Nov 13 17:29:52 2009 [ReM][I]: Starting XML-RPC server, port 2633 ...
> Fri Nov 13 17:29:52 2009 [HKM][I]: Starting Hook Manager...
> Fri Nov 13 17:29:52 2009 [HKM][I]: Hook Manager started.
> Fri Nov 13 17:29:54 2009 [VMM][I]: Loading Virtual Machine Manager drivers.
> Fri Nov 13 17:29:54 2009 [VMM][I]:      Loading driver: vmm_kvm (KVM)
> Fri Nov 13 17:29:54 2009 [VMM][I]:      Driver vmm_kvm loaded.
> Fri Nov 13 17:29:54 2009 [InM][I]: Loading Information Manager drivers.
> Fri Nov 13 17:29:54 2009 [InM][I]:      Loading driver: im_kvm
> Fri Nov 13 17:29:54 2009 [InM][I]:      Driver im_kvm loaded
> Fri Nov 13 17:29:54 2009 [TM][I]: Loading Transfer Manager drivers.
> Fri Nov 13 17:29:54 2009 [VMM][I]:      Loading driver: tm_nfs
> Fri Nov 13 17:29:54 2009 [TM][I]:       Driver tm_nfs loaded.
> Fri Nov 13 17:29:54 2009 [HKM][I]: Loading Hook Manager driver.
> Fri Nov 13 17:29:54 2009 [HKM][I]:      Hook Manager loaded
> Fri Nov 13 17:30:07 2009 [ReM][D]: VirtualMachineAllocate invoked
> Fri Nov 13 17:30:07 2009 [DiM][D]: Allocating a new VM
> Fri Nov 13 17:30:22 2009 [InM][I]: Monitoring host omii001 (4)
> Fri Nov 13 17:30:23 2009 [ReM][D]: VirtualMachineDeploy invoked
> Fri Nov 13 17:32:03 2009 [InM][I]: Monitoring host omii001 (4)
> Fri Nov 13 17:35:33 2009 [InM][D]: Host 4 successfully monitored.
> Fri Nov 13 17:35:57 2009 [TM][D]: Message received: LOG - 7 tm_clone.sh:
> solaris:/srv/cloud/one/images/debian5.img
> omii001:/srv/cloud/one/var/7/images/disk.0
> Fri Nov 13 17:35:57 2009 [TM][D]: Message received: LOG - 7 tm_clone.sh:
> DST: /srv/cloud/one/var/7/images/disk.0
> Fri Nov 13 17:35:57 2009 [TM][D]: Message received: LOG - 7 tm_clone.sh:
> Creating directory /srv/cloud/one/var/7/images
> Fri Nov 13 17:35:57 2009 [TM][D]: Message received: LOG - 7 tm_clone.sh:
> Executed "mkdir -p /srv/cloud/one/var/7/images".
> Fri Nov 13 17:35:57 2009 [TM][D]: Message received: LOG - 7 tm_clone.sh:
> Executed "chmod a+w /srv/cloud/one/var/7/images".
> Fri Nov 13 17:35:57 2009 [TM][D]: Message received: LOG - 7 tm_clone.sh:
> Cloning /srv/cloud/one/images/debian5.img
> Fri Nov 13 17:35:57 2009 [TM][D]: Message received: LOG - 7 tm_clone.sh:
> Executed "cp /srv/cloud/one/images/debian5.img
> /srv/cloud/one/var/7/images/disk.0".
> Fri Nov 13 17:35:57 2009 [TM][D]: Message received: LOG - 7 tm_clone.sh:
> Executed "chmod a+w /srv/cloud/one/var/7/images/disk.0".
> Fri Nov 13 17:35:57 2009 [TM][D]: Message received: TRANSFER SUCCESS 7 -
> Fri Nov 13 17:36:28 2009 [VMM][D]: Message received: LOG - 7 Command
> execution fail: 'cat > /srv/cloud/one/var/7/images/deployment.0 && virsh
> create /srv/cloud/one/var/7/images/deployment.0'
> Fri Nov 13 17:36:28 2009 [VMM][D]: Message received: LOG - 7 STDERR follows.
> Fri Nov 13 17:36:28 2009 [VMM][D]: Message received: LOG - 7 17:36:46.885:
> error : No vport operation path found for host1
> Fri Nov 13 17:36:28 2009 [VMM][D]: Message received: LOG - 7 17:36:46.899:
> error : No vport operation path found for host0
> Fri Nov 13 17:36:28 2009 [VMM][D]: Message received: LOG - 7 17:36:46.920:
> error : No vport operation path found for host2
> Fri Nov 13 17:36:28 2009 [VMM][D]: Message received: LOG - 7 17:36:47.171:
> error : Cannot find QEMU binary /usr/bin/kvm: No such file or directory
> Fri Nov 13 17:36:28 2009 [VMM][D]: Message received: LOG - 7 libvir: QEMU
> error : Cannot find QEMU binary /usr/bin/kvm: No such file or directory
> Fri Nov 13 17:36:28 2009 [VMM][D]: Message received: LOG - 7 error: Failed
> to create domain from /srv/cloud/one/var/7/images/deployment.0
> Fri Nov 13 17:36:28 2009 [VMM][D]: Message received: LOG - 7 error: Cannot
> find QEMU binary /usr/bin/kvm: No such file or directory
> Fri Nov 13 17:36:28 2009 [VMM][D]: Message received: LOG - 7 ExitCode: 1
> Fri Nov 13 17:36:28 2009 [VMM][D]: Message received: DEPLOY FAILURE 7 -
> Fri Nov 13 17:36:33 2009 [TM][D]: Message received: LOG - 7 tm_delete.sh:
> Deleting /srv/cloud/one/var/7/images
> Fri Nov 13 17:36:33 2009 [TM][D]: Message received: LOG - 7 tm_delete.sh:
> Executed "rm -rf /srv/cloud/one/var/7/images".
> Fri Nov 13 17:36:33 2009 [TM][D]: Message received: TRANSFER SUCCESS 7 -
>
> Thank you in advance for your time.
> Best regards,
>
> Gianni
>
> --
>
> Gianni Dalla Torre
> Computer Science Engineering
> INFN -CNAF
> Via Ranzani 13/2
> 40127 Bologna, Italy
> Phone:	+39 051 6092913
> Fax:	+39 051 6092916
> mail:	dallatorre&cnaf.infn.it
>
> _______________________________________________
> Users mailing list
> Users at lists.opennebula.org
> http://lists.opennebula.org/listinfo.cgi/users-opennebula.org
>



-- 
Shi Jin, Ph.D.
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