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Re: [Libguestfs] [PATCH] New APIs: set-network and get-network to enable network support.



On Tue, Aug 24, 2010 at 12:13:49PM +0100, Daniel P. Berrange wrote:
> On Tue, Aug 24, 2010 at 11:56:00AM +0100, Richard W.M. Jones wrote:
> > 
> > -- 
> > Richard Jones, Virtualization Group, Red Hat http://people.redhat.com/~rjones
> > libguestfs lets you edit virtual machines.  Supports shell scripting,
> > bindings from many languages.  http://et.redhat.com/~rjones/libguestfs/
> > See what it can do: http://et.redhat.com/~rjones/libguestfs/recipes.html
> 
> > >From 56f426a0be9b0c2e6551ae7a841d236c5909b488 Mon Sep 17 00:00:00 2001
> > From: Richard Jones <rjones redhat com>
> > Date: Tue, 24 Aug 2010 11:53:40 +0100
> > Subject: [PATCH] New APIs: set-network and get-network to enable network support.
> > 
> > guestfs_set_network (g, true) enables network support in the appliance.
> > ---
> >  src/generator.ml       |   19 +++++++++++++++++++
> >  src/guestfs-internal.h |    1 +
> >  src/guestfs.c          |   13 +++++++++++++
> >  src/guestfs.pod        |    5 +++++
> >  src/launch.c           |    8 ++++++++
> >  5 files changed, 46 insertions(+), 0 deletions(-)
> 
> > diff --git a/src/launch.c b/src/launch.c
> > index 1e1ea8e..df78b1a 100644
> > --- a/src/launch.c
> > +++ b/src/launch.c
> > @@ -410,6 +410,14 @@ guestfs__launch (guestfs_h *g)
> >      add_cmdline (g, "-device");
> >      add_cmdline (g, "virtserialport,chardev=channel0,name=org.libguestfs.channel.0");
> >  
> > +    /* Enable user networking. */
> > +    if (g->enable_network) {
> > +      add_cmdline (g, "-net");
> > +      add_cmdline (g, "user,vlan=0,net=" NETWORK);
> > +      add_cmdline (g, "-net");
> > +      add_cmdline (g, "nic,model=" NET_IF ",vlan=0");
> > +    }
> 
> If you can rely on QEMU >= 0.12 then you should switch to using -netdev,
> since -net is going the way of the Dodo in upstream QEMU.
> 
> eg
> 
>   -netdev user,id=hostnet0 
>   -device virtio-net-pci,netdev=hostnet0,id=net0,mac=52:54:00:1b:a1:fc

Yeah, good idea, I'll make that change.

Rich.

-- 
Richard Jones, Virtualization Group, Red Hat http://people.redhat.com/~rjones
virt-df lists disk usage of guests without needing to install any
software inside the virtual machine.  Supports Linux and Windows.
http://et.redhat.com/~rjones/virt-df/


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