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Re: [libvirt] [PATCH 2/2]: VirtualBox: Updated vboxNetworkUndefine() and vboxNetworkDestroy()



On Thu, Aug 13, 2009 at 03:32:45PM +0200, Pritesh Kothari wrote:
> Hi All,
> 
> I have made some changes to the functions vboxNetworkCreateXML(), 
> vboxNetworkDefineXML(), vboxNetworkUndefine() and vboxNetworkDestroy() to handle 
> multiple host only interfaces as multiple host only interfaces are supported 
> by VirtualBox 3.0 and greater.


ACk, looks fine.


> commit e32b0c4d92d0c2acfb43284c636d693625fedea7
> Author: Pritesh Kothari <Pritesh Kothari Sun com>
> Date:   Thu Aug 13 14:24:44 2009 +0200
> 
>     libvirt: Merged vboxNetworkUndefine() and vboxNetworkDestroy() and
>     added code to handle multiple hostonly interfaces.
> 
> diff --git a/src/vbox/vbox_tmpl.c b/src/vbox/vbox_tmpl.c
> index 6de277f..0180b9b 100644
> --- a/src/vbox/vbox_tmpl.c
> +++ b/src/vbox/vbox_tmpl.c
> @@ -5191,7 +5191,7 @@ static virNetworkPtr vboxNetworkDefineXML(virConnectPtr conn, const char *xml) {
>      return vboxNetworkDefineCreateXML(conn, xml, false);
>  }
>  
> -static int vboxNetworkUndefine(virNetworkPtr network) {
> +static int vboxNetworkUndefineDestroy(virNetworkPtr network, bool removeinterface) {
>      vboxGlobalData *data  = network->conn->privateData;
>      char *networkNameUtf8 = NULL;
>      int ret = -1;
> @@ -5230,19 +5230,48 @@ static int vboxNetworkUndefine(virNetworkPtr network) {
>                      PRUnichar *networkNameUtf16 = NULL;
>                      IDHCPServer *dhcpServer     = NULL;
>  
> +#if VBOX_API_VERSION != 2002
> +                    if (removeinterface) {
> +                        PRUnichar *iidUtf16 = NULL;
> +                        IProgress *progress = NULL;
> +
> +                        networkInterface->vtbl->GetId(networkInterface, &iidUtf16);
> +
> +                        if (iidUtf16) {
> +#if VBOX_API_VERSION == 3000
> +                            IHostNetworkInterface *netInt = NULL;
> +                            host->vtbl->RemoveHostOnlyNetworkInterface(host, iidUtf16, &netInt, &progress);
> +                            if (netInt)
> +                                netInt->vtbl->nsisupports.Release((nsISupports *) netInt);
> +#else  /* VBOX_API_VERSION > 3000 */
> +                            host->vtbl->RemoveHostOnlyNetworkInterface(host, iidUtf16, &progress);
> +#endif /* VBOX_API_VERSION > 3000 */
> +                            data->pFuncs->pfnUtf16Free(iidUtf16);
> +                        }
> +
> +                        if (progress) {
> +                            progress->vtbl->WaitForCompletion(progress, -1);
> +                            progress->vtbl->nsisupports.Release((nsISupports *)progress);
> +                        }
> +                    }
> +#endif /* VBOX_API_VERSION != 2002 */
> +
>                      data->pFuncs->pfnUtf8ToUtf16(networkNameUtf8 , &networkNameUtf16);
>  
>                      data->vboxObj->vtbl->FindDHCPServerByNetworkName(data->vboxObj,
>                                                                       networkNameUtf16,
>                                                                       &dhcpServer);
>                      if (dhcpServer) {
> -                        data->vboxObj->vtbl->RemoveDHCPServer(data->vboxObj, dhcpServer);
> +                        dhcpServer->vtbl->SetEnabled(dhcpServer, PR_FALSE);
> +                        dhcpServer->vtbl->Stop(dhcpServer);
> +                        if (removeinterface)
> +                            data->vboxObj->vtbl->RemoveDHCPServer(data->vboxObj, dhcpServer);
>                          dhcpServer->vtbl->nsisupports.Release((nsISupports *) dhcpServer);
>                      }
>  
>                      data->pFuncs->pfnUtf16Free(networkNameUtf16);
> -                }
>  
> +                }
>                  networkInterface->vtbl->nsisupports.Release((nsISupports *) networkInterface);
>              }
>  
> @@ -5258,6 +5287,10 @@ cleanup:
>      return ret;
>  }
>  
> +static int vboxNetworkUndefine(virNetworkPtr network) {
> +    return vboxNetworkUndefineDestroy(network, true);
> +}
> +
>  static int vboxNetworkCreate(virNetworkPtr network) {
>      vboxGlobalData *data  = network->conn->privateData;
>      char *networkNameUtf8 = NULL;
> @@ -5337,74 +5370,7 @@ cleanup:
>  }
>  
>  static int vboxNetworkDestroy(virNetworkPtr network) {
> -    vboxGlobalData *data  = network->conn->privateData;
> -    char *networkNameUtf8 = NULL;
> -    int ret = -1;
> -
> -    /* Current limitation of the function for VirtualBox 2.2.* is
> -     * that the default hostonly network "vboxnet0" is always active
> -     * and thus all this functions does is stop the dhcp server,
> -     * but the network can still be used without the dhcp server
> -     * by giving the machine static IP
> -     */
> -
> -    if (virAsprintf(&networkNameUtf8, "HostInterfaceNetworking-%s", network->name) < 0) {
> -        virReportOOMError(network->conn);
> -        goto cleanup;
> -    }
> -
> -    if (data->vboxObj) {
> -        IHost *host = NULL;
> -
> -        data->vboxObj->vtbl->GetHost(data->vboxObj, &host);
> -        if (host) {
> -            PRUnichar *networkInterfaceNameUtf16    = NULL;
> -            IHostNetworkInterface *networkInterface = NULL;
> -
> -            data->pFuncs->pfnUtf8ToUtf16(network->name, &networkInterfaceNameUtf16);
> -
> -            host->vtbl->FindHostNetworkInterfaceByName(host, networkInterfaceNameUtf16, &networkInterface);
> -
> -            if (networkInterface) {
> -                PRUint32 interfaceType = 0;
> -
> -                networkInterface->vtbl->GetInterfaceType(networkInterface, &interfaceType);
> -
> -                if (interfaceType == HostNetworkInterfaceType_HostOnly) {
> -                    PRUnichar *networkNameUtf16 = NULL;
> -                    IDHCPServer *dhcpServer     = NULL;
> -
> -
> -                    data->pFuncs->pfnUtf8ToUtf16(networkNameUtf8 , &networkNameUtf16);
> -
> -                    data->vboxObj->vtbl->FindDHCPServerByNetworkName(data->vboxObj,
> -                                                                     networkNameUtf16,
> -                                                                     &dhcpServer);
> -                    if (dhcpServer) {
> -
> -                        dhcpServer->vtbl->SetEnabled(dhcpServer, PR_FALSE);
> -
> -                        dhcpServer->vtbl->Stop(dhcpServer);
> -
> -                        dhcpServer->vtbl->nsisupports.Release((nsISupports *) dhcpServer);
> -                    }
> -
> -                    data->pFuncs->pfnUtf16Free(networkNameUtf16);
> -                }
> -
> -                networkInterface->vtbl->nsisupports.Release((nsISupports *) networkInterface);
> -            }
> -
> -            data->pFuncs->pfnUtf16Free(networkInterfaceNameUtf16);
> -            host->vtbl->nsisupports.Release((nsISupports *) host);
> -        }
> -    }
> -
> -    ret = 0;
> -
> -cleanup:
> -    VIR_FREE(networkNameUtf8);
> -    return ret;
> +    return vboxNetworkUndefineDestroy(network, false);
>  }
>  
>  static char *vboxNetworkDumpXML(virNetworkPtr network, int flags ATTRIBUTE_UNUSED) {

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