On Tuesday 07 February 2006 04:02, Anthony Liguori wrote:
> Michael Mey wrote:
> > Hi,
> >
> > currently, I am planning to implement a command line based tool to query
> > more than one xends for their running domains at the same time.
> >
> > Unfortunately, I cannot connect to any other xend as the local one. This
> > is what I was trying to do:
> >
> > -------------------------------------------------------------------------
> >--------------------------- #!/usr/bin/env python
> > # -*- mode: python; -*-
> > import sys
> > import os
> >
> > # add fallback path for non-native python path installs if needed
> > sys.path.append('/usr/lib/python')
> > sys.path.append('/usr/lib64/python')
> >
> > from xen.xend.XendClient import server
>
> from xen.xend.XendClient import getHttpServer
>
> server = getHttpServer(...)
>
> Of course, I'm not sure works all that well either.
>
> I'd recommend using libvir (http://www.libvir.org). libvir speaks the
> S-Expression/HTTP protocol pretty well. It also has python bindings.
Thank you, I'll give it a try and otherwise have a look at libvir. :)
Regards,
Michael
> Regards,
>
> Anthony Liguori
>
> > from xen.xend import sxp
> >
> > def parse_doms_info(info):
> > def get_info(n, t, d):
> > return t(sxp.child_value(info, n, d))
> > return {
> > 'dom' : get_info('domid', int, -1),
> > 'name' : get_info('name', str, '??'),
> > 'mem' : get_info('memory', int, 0),
> > 'vcpus' : get_info('online_vcpus', int, 0),
> > 'state' : get_info('state', str, '??'),
> > 'cpu_time' : get_info('cpu_time', float, 0),
> > 'ssidref' : get_info('ssidref', int, 0),
> > }
> >
> > def xm_brief_list(doms):
> > print 'Name ID Mem(MiB) VCPUs State
> > Time(s)' for dom in doms:
> > d = parse_doms_info(dom)
> > if (d['ssidref'] != 0):
> > d['ssidstr'] = (" s:%04x/p:%04x" %
> > ((d['ssidref'] >> 16) & 0xffff,
> > d['ssidref'] & 0xffff))
> > else:
> > d['ssidstr'] = ""
> > print ("%(name)-32s %(dom)3d %(mem)8d %(vcpus)5d %(state)5s
> > %(cpu_time)7.1f%(ssidstr)s" % d)
> >
> >
> > server.bind('192.168.111.18:8000',)
> > xm_brief_list(server.xend_list_domains())
> > -------------------------------------------------------------------------
> >---------------------------
> >
> > I am running this script form my xenhost1 (192.168.111.17) and want to
> > query xenhost2 (192.168.111.18). But I only get the local informations.
> > Even if I manually hack
> >
> > class Xend:
> > """Client interface to Xend.
> > """
> >
> > """Default location of the xend server."""
> > SRV_DEFAULT = "192.168.111.18:8000"
> >
> > into xen/xend/XendClient.py it's still the same.
> >
> > telnetting to 192.168.111.18 to port 8000 and do a manual
> > GET /xend/domain/?detail=1
> > works nicely.
> >
> > Maybe someone could give me a hint how to query a remote xen host with
> > XendClient.py?
> >
> >
> > Regards, Michael
> >
> >
> > ------------------------------------------------------------------------
> >
> > _______________________________________________
> > Xen-devel mailing list
> > Xen-devel@xxxxxxxxxxxxxxxxxxx
> > http://lists.xensource.com/xen-devel
>
> _______________________________________________
> Xen-devel mailing list
> Xen-devel@xxxxxxxxxxxxxxxxxxx
> http://lists.xensource.com/xen-devel
--
----------------------------------------------------------------------------------------
Michael Mey
Thinking Objects Software GmbH | mailto: michael.mey@xxxxxx
Lilienthalstrasse 2/1 | phone: +49 711 88770-147
70825 Stuttgart-Korntal, Germany | fax: +49 711 88770-449
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