[Users] Delete & Detach Logical Network

[Moti Asayag]

----- Original Message -----
> From: "Tejesh M" <tejeshmk at gmail.com>
> To: "Moti Asayag" <masayag at redhat.com>
> Cc: "users at oVirt.org" <users at ovirt.org>
> Sent: Tuesday, March 11, 2014 3:18:37 AM
> Subject: Re: Delete & Detach Logical Network
> 
> I tried below code, but still it is not detaching the network
> 
>           HostNICs nicsApi = api.getHosts().get("venus-vdsb").getHostNics();
>           List<HostNIC> nics = nicsApi.list();
>           HostNIC nic =
> api.getHosts().get("rhevhost").getHostNics().get("bond1.1231"); //logical
> network network name is "testLNw"
>           nic.setNetwork(null);
> 
> 
> *Result of executing this line*:
> nicsApi.setupnetworks(createSetupNetworksParams(nics));
> 
> *Result:*
> code  : 400
> reason: Bad Request
> detail: Cannot setup Networks. The following VMs are actively using the
> Logical Network: greyvm, vmLogicalTest1, OmVM1. Please stop the VMs and try
> again., Cannot setup Networks. The following Bonds consist of less than two
> Network Interfaces: bond0., Cannot setup Networks. The following Network
> Interfaces were specified more than once: eth0, eth3, eth1, eth2.
> 
> Can you post the complete code?
> 

See example attached.
You'll have to adjust the parameters to fit yours (hostName and modified nic).

> 
> 
> 
> On Mon, Mar 10, 2014 at 6:54 PM, Moti Asayag <masayag at redhat.com> wrote:
> 
> >
> >
> > ----- Original Message -----
> > > From: "Tejesh M" <tejeshmk at gmail.com>
> > > To: "Moti Asayag" <masayag at redhat.com>, "users at oVirt.org" <
> > users at ovirt.org>
> > > Sent: Monday, March 10, 2014 1:22:08 PM
> > > Subject: Delete & Detach Logical Network
> > >
> > > Hi,
> > >
> > > I'm able to delete the logical network but this logical network after
> > > deletion shows as unmanaged network in "Setup Host Networks" against the
> > > hostnic.
> > >
> > > I tried with this code to detach the logical network.
> > >
> > > *Code 1:*
> > > HostNIC nic = api.getHosts().get("rhevhost").getHostNics().get("eth1");
> > > Action action = new Action();
> > > action.setNetwork(api.getNetworks().get(nw_name));
> > > action.setDetach(true);
> > > action.setCheckConnectivity(false);
> > > nic.detach(action);
> > >
> > > *Returns*:
> > > code  : 409
> > > reason: Conflict
> > > detail: Network Interface is not attached to Logical Network.
> > >
> >
> > I can guess by the error message that the logical network 'rhevhost' is
> > vlan,
> > so the proper interface should be the vlan device.
> >
> >
> > > *Code 2:*
> > > HostNIC nic =
> > api.getHosts().get("rhevhost").getHostNics().get("eth1.1345");
> > > Action action = new Action();
> > > action.setNetwork(api.getNetworks().get(nw_name));
> > > action.setDetach(true);
> > > action.setCheckConnectivity(false);
> > > nic.detach(action);
> > >
> > > *Returns*:
> > > code  : 409
> > > reason: Conflict
> > > detail: Cannot edit Network while Host is Active, change the Host to
> > > Maintenance mode and try again.
> > >
> >
> > This is the 3.0 api which required the host to be in maintenance for
> > network
> > operations on the host. You could use setup networks instead which is the
> > recommended api and doesn't require the host to be in maintenance.
> >
> > you can modify the example from [1] and set null for the network name you
> > wish to detach from the specific interface.
> >
> > Try by replacing only lines 28-41 with:
> > HostNIC nic = nicsByNames.get("eth1.1345");
> > nic.setNetwork(null);
> >
> > [1]
> > https://motiasayag.wordpress.com/2014/02/24/invoke-setup-networks-from-the-java-sdk/
> >
> > >
> > > --
> > > Thanks & Regards
> > > Tejesh
> > >
> >
> 
> 
> 
> --
> Thanks & Regards
> Tejesh
> 
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