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