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Re: [libvirt] [PATCH v4] selinux: relabel tapfd in qemuPhysIfaceConnect



On 10/19/2012 04:44 AM, Guannan Ren wrote:
> Relabeling tapfd right after the tap device is created.
> qemuPhysIfaceConnect is common function called both for static
> netdevs and for hotplug netdevs.
> ---
>  src/qemu/qemu_command.c | 18 ++++++++++++++----
>  1 file changed, 14 insertions(+), 4 deletions(-)
>
> diff --git a/src/qemu/qemu_command.c b/src/qemu/qemu_command.c
> index 9096b3c..0623c58 100644
> --- a/src/qemu/qemu_command.c
> +++ b/src/qemu/qemu_command.c
> @@ -170,12 +170,26 @@ qemuPhysIfaceConnect(virDomainDefPtr def,
>          vmop, driver->stateDir,
>          virDomainNetGetActualBandwidth(net));
>      if (rc >= 0) {
> +        if (virSecurityManagerSetTapFDLabel(driver->securityManager,
> +                                            def, rc) < 0)
> +            goto error;
> +
>          virDomainAuditNetDevice(def, net, res_ifname, true);
>          VIR_FREE(net->ifname);
>          net->ifname = res_ifname;
>      }
>  
>      return rc;
> +
> +error:
> +    ignore_value(virNetDevMacVLanDeleteWithVPortProfile(
> +                     res_ifname, &net->mac,
> +                     virDomainNetGetActualDirectDev(net),
> +                     virDomainNetGetActualDirectMode(net),
> +                     virDomainNetGetActualVirtPortProfile(net),
> +                     driver->stateDir));
> +    VIR_FREE(res_ifname);
> +    return -1;
>  }
>  
>  
> @@ -5446,10 +5460,6 @@ qemuBuildCommandLine(virConnectPtr conn,
>                  if (tapfd < 0)
>                      goto error;
>  
> -                if (virSecurityManagerSetTapFDLabel(driver->securityManager,
> -                                                    def, tapfd) < 0)
> -                    goto error;
> -
>                  last_good_net = i;
>                  virCommandTransferFD(cmd, tapfd);
>  

ACK.


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