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virsh: add function to get the CPU models for an arch 

Signed-off-by: Giuseppe Scrivano <gscrivan@redhat.com>
Signed-off-by: Eric Blake <eblake@redhat.com>
This commit is contained in:
Giuseppe Scrivano 2013-09-23 11:46:03 +02:00 committed by Eric Blake
parent dda4548c7b
commit ea45b23cfc
2 changed files with 59 additions and 0 deletions
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54
tools/virsh-host.c
View File

@ -664,6 +664,54 @@ cmdURI(vshControl *ctl, const vshCmd *cmd ATTRIBUTE_UNUSED)
return true;
}
/*
* "cpu-models" command
*/
static const vshCmdInfo info_cpu_models[] = {
{.name = "help",
.data = N_("CPU models")
},
{.name = "desc",
.data = N_("Get the CPU models for an arch.")
},
{.name = NULL}
};
static const vshCmdOptDef opts_cpu_models[] = {
{.name = "arch",
.type = VSH_OT_DATA,
.flags = VSH_OFLAG_REQ,
.help = N_("architecture")
},
{.name = NULL}
};
static bool
cmdCPUModelNames(vshControl *ctl, const vshCmd *cmd)
{
char **models;
size_t i;
int nmodels;
const char *arch = NULL;
if (vshCommandOptStringReq(ctl, cmd, "arch", &arch) < 0)
return false;
nmodels = virConnectGetCPUModelNames(ctl->conn, arch, &models, 0);
if (nmodels < 0) {
vshError(ctl, "%s", _("failed to get CPU model names"));
return false;
}
for (i = 0; i < nmodels; i++) {
vshPrint(ctl, "%s\n", models[i]);
VIR_FREE(models[i]);
}
VIR_FREE(models);
return true;
}
/*
* "version" command
*/
@ -889,6 +937,12 @@ const vshCmdDef hostAndHypervisorCmds[] = {
.info = info_capabilities,
.flags = 0
},
{.name = "cpu-models",
.handler = cmdCPUModelNames,
.opts = opts_cpu_models,
.info = info_cpu_models,
.flags = 0
},
{.name = "freecell",
.handler = cmdFreecell,
.opts = opts_freecell,

5
tools/virsh.pod
View File

@ -163,6 +163,7 @@ group as an option. For example:
Host and Hypervisor (help keyword 'host'):
capabilities capabilities
cpu-models show the CPU models for an architecture
connect (re)connect to hypervisor
freecell NUMA free memory
hostname print the hypervisor hostname
@ -358,6 +359,10 @@ current domain is in.
=over 4
=item B<cpu-models> I<arch>
Print the list of CPU models known for the specified architecture.
=item B<running>
The domain is currently running on a CPU