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esx: implement domainGetHostname

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Implement the .domainGetHostname hypervisor driver API to get the
hostname of a running guest (needs VMware Tools).

Signed-off-by: Pino Toscano <ptoscano@redhat.com>
Reviewed-by: Ján Tomko <jtomko@redhat.com>
Reviewed-by: Neal Gompa <ngompa13@gmail.com>
This commit is contained in:
Pino Toscano 2020-09-10 14:35:39 +02:00
parent d9ee51ef46
commit 3c79c08299
2 changed files with 57 additions and 0 deletions
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3
docs/drvesx.html.in
View File

@ -796,6 +796,9 @@ Enter administrator password for example-vcenter.com:
performed the ESX server raises an error and the driver reports it.
</p>
<ul>
<li>
<code>virDomainGetHostname</code>
</li>
<li>
<code>virDomainReboot</code>
</li>

54
src/esx/esx_driver.c
View File

@ -5060,6 +5060,59 @@ esxDomainHasManagedSaveImage(virDomainPtr domain, unsigned int flags)
}
static char *
esxDomainGetHostname(virDomainPtr domain,
unsigned int flags)
{
esxPrivate *priv = domain->conn->privateData;
esxVI_String *propertyNameList = NULL;
esxVI_ObjectContent *virtualMachine = NULL;
esxVI_VirtualMachinePowerState powerState;
char *hostname = NULL;
char *new_hostname = NULL;
virCheckFlags(0, NULL);
if (esxVI_EnsureSession(priv->primary) < 0)
return NULL;
if (esxVI_String_AppendValueListToList(&propertyNameList,
"runtime.powerState\0"
"guest.hostName") < 0 ||
esxVI_LookupVirtualMachineByUuid(priv->primary, domain->uuid,
propertyNameList, &virtualMachine,
esxVI_Occurrence_OptionalItem) ||
esxVI_GetVirtualMachinePowerState(virtualMachine, &powerState) < 0) {
goto cleanup;
}
if (powerState != esxVI_VirtualMachinePowerState_PoweredOn) {
virReportError(VIR_ERR_OPERATION_INVALID, "%s",
_("Domain is not powered on"));
goto cleanup;
}
if (esxVI_GetStringValue(virtualMachine, "guest.hostName",
&hostname, esxVI_Occurrence_OptionalItem) < 0) {
goto cleanup;
}
if (!hostname) {
virReportError(VIR_ERR_OPERATION_INVALID, "%s",
_("hostName field not available (missing VMware Tools?)"));
goto cleanup;
}
new_hostname = g_strdup(hostname);
cleanup:
esxVI_String_Free(&propertyNameList);
esxVI_ObjectContent_Free(&virtualMachine);
return new_hostname;
}
static virHypervisorDriver esxHypervisorDriver = {
.name = "ESX",
.connectOpen = esxConnectOpen, /* 0.7.0 */
@ -5140,6 +5193,7 @@ static virHypervisorDriver esxHypervisorDriver = {
.domainSnapshotDelete = esxDomainSnapshotDelete, /* 0.8.0 */
.connectIsAlive = esxConnectIsAlive, /* 0.9.8 */
.domainHasManagedSaveImage = esxDomainHasManagedSaveImage, /* 1.2.13 */
.domainGetHostname = esxDomainGetHostname, /* 6.8.0 */
};