Daniel P. Berrange a écrit : > On Wed, Sep 26, 2007 at 11:47:40PM +0200, Guillaume Rousse wrote: >> Hello. >> >> I'm trying to use ssh tunnel for remote hypervisor access. However, I'm >> can't make it working... >> >> [guillaume@oberkampf ~]$ LC_ALL=C virsh --connect >> xen+ssh://root@xxxxxxxxxxxxxxxxxxxxxx list --all > > You are missing a trailing '/' on the URI - when strip the hostname to > make the remote uri, we end up with xen:// which is rejected by libxml's > URI parser. Simply add a '/' after the hostname and you should be fine. Ahhhhhhh.... Thanks a lot. > It is rather annoying that libxml's parser rejects uris only ending in > two /, but not three. We should probably automatically add an extra > trailing / if we find we only have two, because its a common mistake. It would be more idiots-proof :) [..] >> From the documentation, it seems xen:// transport implies TLS, and >> requires an host name, so it is quite normal it fails here (I didn't >> generated any certificate). But how can I force libvirtd to use xen:/// >> transport then ? I don't see anything related in libvirt configuration >> documentation at http://libvirt.org/remote.html ? Neither about how to >> configure it for listening on unix transport, as explained in svn+ssh >> transport requirements on the same page (but I presume it is the default) ? > > The daemon libvirtd will always listen for UNIX socket connections. You > have to explicitly turn on TCP support, after having setup certificates. > If using SSH, then we simply tunnel to the UNIX socket over SSH so all > you need do is start the libvirtd daemon on the remote host. Can you rephrase the documentation a little bit then ? It seems to imply you have to do some additional libvirtd configuration for ssh transport usage. >> Also, from where does those error and warning come ? >> [root@acacia ~]# LC_ALL=C virsh -c xen:/// list >> libvir: Remote error : No such file or directory >> libvir: warning : Failed to find the network: Is the daemon running ? > > That is a sign that the libvirtd daemon is notrunning on the host in > questions. However it is running: [root@acacia ~]# service libvirtd start Lancement du service libvirtd : [ OK ] [root@acacia ~]# LC_ALL=C virsh -c xen:/// list libvir: Remote error : No such file or directory libvir: warning : Failed to find the network: Is the daemon running ? Id Name State ---------------------------------- 0 Domain-0 running 1 barman blocked 2 cocktail blocked 3 mojito blocked [root@acacia ~]# service libvirtd status libvirtd (pid 19102) est en cours d'exécution... -- Guillaume Rousse Moyens Informatiques - INRIA Futurs Tel: 01 69 35 69 62 -- Libvir-list mailing list Libvir-list@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/libvir-list