Re: [libvirt] error: internal error canonical hostname pointed to localhost, but this is not allowed

On 03/24/2010 09:36 AM, Chris Lalancette wrote: > On 03/23/2010 11:00 AM, Kenneth Nagin wrote: >> Changing qemudDomainMigratePrepare2 call to virGetHostnameLocalhost >> from: if ((hostname = virGetHostnameLocalhost(0)) == NULL) >> to: if ((hostname = virGetHostnameLocalhost(1)) == NULL) >> seems to fix the problem. >> But maybe this is only masking a another problem. > > Yeah, you are masking another problem. The problem is that this portion > of migration is running on the destination of the migration, and generating > a string that the source of the migration will use to perform the migration. > By passing the 1 flag to virGetHostnameLocalhost, you are allowing it to > return "localhost" as the string. This means that when the source tries > to migrate, it will actually try to migrate to "localhost", not the > destination, and fail in complicated-to-debug ways. > > The actual problem you have is that the "hostname" command on your > machine is returning a string that resolves to localhost, probably because of > a misconfiguration in /etc/hosts. > In this case, the destination is a host that the user already has a valid remote libvirt URI for: maybe if 'hostname' doesn't work, we can fallback to use the hostname portion of the remote URI? I can have a static mapping in my local /etc/hosts for some remote machine without 'hostname' output.