Re: [vdsm] why password is needed in virsh after vdsm is installed?

[Ryan Harper]

* Shu Ming <shuming(a)linux.vnet.ibm.com&gt; [2012-08-22 10:28]:
>  
>  On 2012-8-22 19:47, xiaxia347os wrote:
>  >Hello, guys
>  >  after VDSM is installed, when I want to use virsh to list VMs on
>  >local host, 
you need to use the read-only connection since vdsm is controlling
libvirtd.

virsh -r list --all

>  >it prompt to input password and username. What could I do to
> make
>  >the connection
>  >automatically succeed instead of input username and password
>  >interactively?
>  
>  Do you mean to just remove the password? Or make the input process
>  automatically done by virsh?
>  
>  >  By the way, I am also wondering which authentication method is
>  >used for libvirt
>  >and vm migration in VDSM, I'd like to try these method for another
>  >usercase.
>  SASL is used for authentication between  libvirt and VDSM, also
>  libvirt is configured by VDSM.
>  I think what your problem here is how a host can authenticate the
>  incoming request from the other
>  host for VM migration to itself,  not the authentication between
>  VDSM and libvirt.
>  I believe you can configure libvirt to use tls talking to the remote
>  host as a certain level of
>  authentication between hosts without inputting username and password
>  interactively.  Also, a host
>  must have all the client certificates for every other hosts to make
>  sure it can authenticated by
>  the other hosts in the same cluster.
>  
>  >Best Regards.
>  >Wenchao Xia
>  >
>  >
>  >_______________________________________________
>  >vdsm-devel mailing list
>  &gt;vdsm-devel(a)lists.fedorahosted.org
>  >https://lists.fedorahosted.org/mailman/listinfo/vdsm-devel
>  
>  
>  -- 
>  ---
>  ?????? Shu Ming
>  Open Virtualization Engineerning; CSTL, IBM Corp.
>  Tel: [phone]  Tieline: 9051626 E-mail:[e-mail] 
> orshuming(a)linux.vnet.ibm.com
>  Address: 3/F Ring Building, ZhongGuanCun Software Park, Haidian District, Beijing 100193,
> PRC
>   
-- 
Ryan Harper
Software Engineer; Linux Technology Center
IBM Corp., Austin, Tx
ryanh(a)us.ibm.com