[PATCH 03/13] virsh: Add --print-xml option for 'domif-setlink'

[Peter Krempa <pkrempa@xxxxxxxxxx>]

Signed-off-by: Peter Krempa <pkrempa@xxxxxxxxxx>
---
 docs/manpages/virsh.rst | 5 ++++-
 tools/virsh-domain.c    | 9 +++++++++
 2 files changed, 13 insertions(+), 1 deletion(-)

diff --git a/docs/manpages/virsh.rst b/docs/manpages/virsh.rst
index 09fc1f67ad..14ed9cd5a0 100644
--- a/docs/manpages/virsh.rst
+++ b/docs/manpages/virsh.rst
@@ -1890,7 +1890,7 @@ domif-setlink

 ::

-   domif-setlink domain interface-device state [--config]
+   domif-setlink domain interface-device state [--config] [--print-xml]

 Modify link state of the domain's virtual interface. Possible values for
 state are "up" and "down". If *--config* is specified, only the persistent
@@ -1898,6 +1898,9 @@ configuration of the domain is modified, for compatibility purposes,
 *--persistent* is alias of *--config*.
 *interface-device* can be the interface's target name or the MAC address.

+If *--print-xml* is specified, then the XML used to update the interface is
+printed instead.
+

 domifaddr
 ---------
diff --git a/tools/virsh-domain.c b/tools/virsh-domain.c
index 87de3a708a..9baab2672a 100644
--- a/tools/virsh-domain.c
+++ b/tools/virsh-domain.c
@@ -3120,6 +3120,10 @@ static const vshCmdOptDef opts_domif_setlink[] = {
      .help = "config"
     },
     VIRSH_COMMON_OPT_DOMAIN_CONFIG,
+    {.name = "print-xml",
+     .type = VSH_OT_BOOL,
+     .help = N_("print XML document rather than set the interface link state")
+    },
     {.name = NULL}
 };

@@ -3238,6 +3242,11 @@ cmdDomIfSetLink(vshControl *ctl, const vshCmd *cmd)
         return false;
     }

+    if (vshCommandOptBool(cmd, "print-xml")) {
+        vshPrint(ctl, "%s", xml_buf);
+        return true;
+    }
+
     if (virDomainUpdateDeviceFlags(dom, xml_buf, flags) < 0) {
         vshError(ctl, _("Failed to update interface link state"));
         return false;
-- 
2.38.1