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virsh: Introduce --xpath and --wrap to domcapabilities

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Similarly to dumpxml, let's have --xpath and --wrap to the
'domcapabilities' command since users might be interested only in
a subset of domcapabilities XML.

Signed-off-by: Michal Privoznik <mprivozn@redhat.com>
Reviewed-by: Kristina Hanicova <khanicov@redhat.com>
This commit is contained in:
Michal Privoznik
2023-04-14 16:06:02 +02:00
parent 332385aa7e
commit 98d5b07f6d
2 changed files with 23 additions and 4 deletions
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19
tools/virsh-host.c
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@@ -112,6 +112,16 @@ static const vshCmdOptDef opts_domcapabilities[] = {
.type = VSH_OT_STRING,
.help = N_("machine type (/domain/os/type/@machine)"),
},
{.name = "xpath",
.type = VSH_OT_STRING,
.flags = VSH_OFLAG_REQ_OPT,
.completer = virshCompleteEmpty,
.help = N_("xpath expression to filter the XML document")
},
{.name = "wrap",
.type = VSH_OT_BOOL,
.help = N_("wrap xpath results in an common root element"),
},
{.name = NULL}
};
@@ -123,13 +133,16 @@ cmdDomCapabilities(vshControl *ctl, const vshCmd *cmd)
const char *emulatorbin = NULL;
const char *arch = NULL;
const char *machine = NULL;
const char *xpath = NULL;
const unsigned int flags = 0; /* No flags so far */
bool wrap = vshCommandOptBool(cmd, "wrap");
virshControl *priv = ctl->privData;
if (vshCommandOptStringReq(ctl, cmd, "virttype", &virttype) < 0 ||
vshCommandOptStringReq(ctl, cmd, "emulatorbin", &emulatorbin) < 0 ||
vshCommandOptStringReq(ctl, cmd, "arch", &arch) < 0 ||
vshCommandOptStringReq(ctl, cmd, "machine", &machine) < 0)
vshCommandOptStringReq(ctl, cmd, "machine", &machine) < 0 ||
vshCommandOptStringQuiet(ctl, cmd, "xpath", &xpath) < 0)
return false;
caps = virConnectGetDomainCapabilities(priv->conn, emulatorbin,
@@ -139,9 +152,7 @@ cmdDomCapabilities(vshControl *ctl, const vshCmd *cmd)
return false;
}
vshPrint(ctl, "%s\n", caps);
return true;
return virshDumpXML(ctl, caps, "domcapabilities", xpath, wrap);
}
/*