virsh: Add option 'model' for attach-interface

* tools/virsh.c: add missing option from the CLI to allows setting
  up the NIC model type when attaching an interface
* tools/virsh.pod: extend documentation
* AUTHORS: add Osier Yang to the list

AUTHORS

@@ -133,6 +133,7 @@ Patches have also been contributed by:
   Lai Jiangshan        <laijs@cn.fujitsu.com>
   Harsh Prateek Bora   <harsh@linux.vnet.ibm.com>
   John Morrissey       <jwm@horde.net>
+  Osier Yang           <jyang@redhat.com>
 
   [....send patches to get your name here....]
 

tools/virsh.c

@@ -8292,6 +8292,7 @@ static const vshCmdOptDef opts_attach_interface[] = {
     {"target", VSH_OT_DATA, 0, N_("target network name")},
     {"mac",    VSH_OT_DATA, 0, N_("MAC address")},
     {"script", VSH_OT_DATA, 0, N_("script used to bridge network interface")},
+    {"model", VSH_OT_DATA, 0, N_("model type")},
     {"persistent", VSH_OT_BOOL, 0, N_("persist interface attachment")},
     {NULL, 0, 0, NULL}
 };
@@ -8300,7 +8301,7 @@ static int
 cmdAttachInterface(vshControl *ctl, const vshCmd *cmd)
 {
     virDomainPtr dom = NULL;
-    char *mac, *target, *script, *type, *source;
+    char *mac, *target, *script, *type, *source, *model;
     int typ, ret = FALSE;
     unsigned int flags;
     virBuffer buf = VIR_BUFFER_INITIALIZER;
@@ -8319,6 +8320,7 @@ cmdAttachInterface(vshControl *ctl, const vshCmd *cmd)
     target = vshCommandOptString(cmd, "target", NULL);
     mac = vshCommandOptString(cmd, "mac", NULL);
     script = vshCommandOptString(cmd, "script", NULL);
+    model = vshCommandOptString(cmd, "model", NULL);
 
     /* check interface type */
     if (STREQ(type, "network")) {
@@ -8345,6 +8347,8 @@ cmdAttachInterface(vshControl *ctl, const vshCmd *cmd)
         virBufferVSprintf(&buf, "  <mac address='%s'/>\n", mac);
     if (script != NULL)
         virBufferVSprintf(&buf, "  <script path='%s'/>\n", script);
+    if (model != NULL)
+        virBufferVSprintf(&buf, "  <model type='%s'/>\n", model);
 
     virBufferAddLit(&buf, "</interface>\n");
 

tools/virsh.pod

@@ -647,7 +647,7 @@ although this use only replaces the media within the existing virtual cdrom or
 floppy device; consider using B<update-device> for this usage instead.
 I<mode> can specify the two specific mode I<readonly> or I<shareable>.
 
-=item B<attach-interface> I<domain-id> I<type> I<source> optional I<--target target> I<--mac mac> I<--script script>
+=item B<attach-interface> I<domain-id> I<type> I<source> optional I<--target target> I<--mac mac> I<--script script> I<--model model> I<--persistent>
 
 Attach a new network interface to the domain.
 I<type> can be either I<network> to indicate a physical network device or I<bridge> to indicate a bridge to a device.
@@ -656,6 +656,8 @@ I<target> allows to indicate the target device in the guest.
 I<mac> allows to specify the MAC address of the network interface.
 I<script> allows to specify a path to a script handling a bridge instead of
 the default one.
+I<model> allows to specify the model type.
+I<persistent> indicates the changes will affect the next boot of the domain.
 
 =item B<detach-device> I<domain-id> I<FILE>