mirror of
https://gitlab.com/libvirt/libvirt.git
synced 2024-10-31 02:13:27 +00:00
134 lines
3.2 KiB
C
134 lines
3.2 KiB
C
/*
|
|
* storage_capabilities.c: storage pool capabilities XML processing
|
|
*
|
|
* Copyright (C) 2019 Red Hat, Inc.
|
|
*
|
|
* This library is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Lesser General Public
|
|
* License as published by the Free Software Foundation; either
|
|
* version 2.1 of the License, or (at your option) any later version.
|
|
*
|
|
* This library is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
* Lesser General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Lesser General Public
|
|
* License along with this library. If not, see
|
|
* <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
#include <config.h>
|
|
|
|
#include "virerror.h"
|
|
#include "datatypes.h"
|
|
#include "capabilities.h"
|
|
#include "storage_capabilities.h"
|
|
#include "storage_conf.h"
|
|
#include "virlog.h"
|
|
|
|
#define VIR_FROM_THIS VIR_FROM_CAPABILITIES
|
|
|
|
VIR_LOG_INIT("conf.storage_capabilities");
|
|
|
|
static virClassPtr virStoragePoolCapsClass;
|
|
|
|
|
|
static void
|
|
virStoragePoolCapsDispose(void *obj)
|
|
{
|
|
virStoragePoolCapsPtr caps = obj;
|
|
VIR_DEBUG("obj=%p", caps);
|
|
|
|
virObjectUnref(caps->driverCaps);
|
|
}
|
|
|
|
|
|
static int
|
|
virStoragePoolCapsOnceInit(void)
|
|
{
|
|
if (!VIR_CLASS_NEW(virStoragePoolCaps, virClassForObjectLockable()))
|
|
return -1;
|
|
return 0;
|
|
}
|
|
|
|
VIR_ONCE_GLOBAL_INIT(virStoragePoolCaps);
|
|
|
|
|
|
virStoragePoolCapsPtr
|
|
virStoragePoolCapsNew(virCapsPtr driverCaps)
|
|
{
|
|
virStoragePoolCapsPtr caps = NULL;
|
|
|
|
if (virStoragePoolCapsInitialize() < 0)
|
|
return NULL;
|
|
|
|
if (!(caps = virObjectLockableNew(virStoragePoolCapsClass)))
|
|
return NULL;
|
|
|
|
caps->driverCaps = virObjectRef(driverCaps);
|
|
|
|
return caps;
|
|
}
|
|
|
|
|
|
static bool
|
|
virStoragePoolCapsIsLoaded(virCapsPtr driverCaps,
|
|
int poolType)
|
|
{
|
|
size_t i;
|
|
|
|
if (!driverCaps)
|
|
return false;
|
|
|
|
for (i = 0; i < driverCaps->npools; i++) {
|
|
if (driverCaps->pools[i]->type == poolType)
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
|
|
static int
|
|
virStoragePoolCapsFormatPool(virBufferPtr buf,
|
|
int poolType,
|
|
const virStoragePoolCaps *caps)
|
|
{
|
|
bool isLoaded = virStoragePoolCapsIsLoaded(caps->driverCaps, poolType);
|
|
|
|
virBufferAsprintf(buf, "<pool type='%s' supported='%s'>\n",
|
|
virStoragePoolTypeToString(poolType),
|
|
isLoaded ? "yes" : "no");
|
|
virBufferAdjustIndent(buf, 2);
|
|
|
|
if (virStoragePoolOptionsFormatPool(buf, poolType) < 0)
|
|
return -1;
|
|
|
|
if (virStoragePoolOptionsFormatVolume(buf, poolType) < 0)
|
|
return -1;
|
|
|
|
virBufferAdjustIndent(buf, -2);
|
|
virBufferAddLit(buf, "</pool>\n");
|
|
return 0;
|
|
}
|
|
|
|
|
|
char *
|
|
virStoragePoolCapsFormat(const virStoragePoolCaps *caps)
|
|
{
|
|
g_auto(virBuffer) buf = VIR_BUFFER_INITIALIZER;
|
|
size_t i;
|
|
|
|
virBufferAddLit(&buf, "<storagepoolCapabilities>\n");
|
|
virBufferAdjustIndent(&buf, 2);
|
|
for (i = 0; i < VIR_STORAGE_POOL_LAST; i++) {
|
|
if (virStoragePoolCapsFormatPool(&buf, i, caps) < 0)
|
|
return NULL;
|
|
}
|
|
virBufferAdjustIndent(&buf, -2);
|
|
virBufferAddLit(&buf, "</storagepoolCapabilities>\n");
|
|
|
|
return virBufferContentAndReset(&buf);
|
|
}
|