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conf: Refactor/rename virDomainDiskDefSourceParse

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Make the function more usable by returning the full disk definition and
fix the only caller for the new semantics. The new name for the function
is virDomainDiskDefParse.

Signed-off-by: Peter Krempa <pkrempa@redhat.com>
This commit is contained in:
Peter Krempa 2018-03-16 12:43:23 +01:00
parent dff110d232
commit 295b128e09
4 changed files with 24 additions and 28 deletions
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33
src/conf/domain_conf.c
View File

@ -15864,44 +15864,35 @@ virDomainDeviceDefParse(const char *xmlStr,
}
virStorageSourcePtr
virDomainDiskDefSourceParse(const char *xmlStr,
const virDomainDef *def,
virDomainXMLOptionPtr xmlopt,
unsigned int flags)
virDomainDiskDefPtr
virDomainDiskDefParse(const char *xmlStr,
const virDomainDef *def,
virDomainXMLOptionPtr xmlopt,
unsigned int flags)
{
xmlDocPtr xml;
xmlNodePtr node;
xmlXPathContextPtr ctxt = NULL;
virDomainDiskDefPtr disk = NULL;
virStorageSourcePtr ret = NULL;
if (!(xml = virXMLParseStringCtxt(xmlStr, _("(disk_definition)"), &ctxt)))
goto cleanup;
node = ctxt->node;
if (!virXMLNodeNameEqual(node, "disk")) {
if (!virXMLNodeNameEqual(ctxt->node, "disk")) {
virReportError(VIR_ERR_XML_ERROR,
_("expecting root element of 'disk', not '%s'"),
node->name);
ctxt->node->name);
goto cleanup;
}
flags |= VIR_DOMAIN_DEF_PARSE_DISK_SOURCE;
if (!(disk = virDomainDiskDefParseXML(xmlopt, node, ctxt,
NULL, def->seclabels,
def->nseclabels,
flags)))
goto cleanup;
ret = disk->src;
disk->src = NULL;
disk = virDomainDiskDefParseXML(xmlopt, ctxt->node, ctxt,
NULL, def->seclabels,
def->nseclabels,
flags);
cleanup:
virDomainDiskDefFree(disk);
xmlFreeDoc(xml);
xmlXPathFreeContext(ctxt);
return ret;
return disk;
}

8
src/conf/domain_conf.h
View File

@ -2935,10 +2935,10 @@ virDomainDeviceDefPtr virDomainDeviceDefParse(const char *xmlStr,
virCapsPtr caps,
virDomainXMLOptionPtr xmlopt,
unsigned int flags);
virStorageSourcePtr virDomainDiskDefSourceParse(const char *xmlStr,
const virDomainDef *def,
virDomainXMLOptionPtr xmlopt,
unsigned int flags);
virDomainDiskDefPtr virDomainDiskDefParse(const char *xmlStr,
const virDomainDef *def,
virDomainXMLOptionPtr xmlopt,
unsigned int flags);
virDomainDefPtr virDomainDefParseString(const char *xmlStr,
virCapsPtr caps,
virDomainXMLOptionPtr xmlopt,

2
src/libvirt_private.syms
View File

@ -315,7 +315,7 @@ virDomainDiskDefCheckDuplicateInfo;
virDomainDiskDefForeachPath;
virDomainDiskDefFree;
virDomainDiskDefNew;
virDomainDiskDefSourceParse;
virDomainDiskDefParse;
virDomainDiskDetectZeroesTypeFromString;
virDomainDiskDetectZeroesTypeToString;
virDomainDiskDeviceTypeToString;

9
src/qemu/qemu_driver.c
View File

@ -17456,6 +17456,7 @@ qemuDomainBlockCopy(virDomainPtr dom, const char *disk, const char *destxml,
unsigned long long bandwidth = 0;
unsigned int granularity = 0;
unsigned long long buf_size = 0;
virDomainDiskDefPtr diskdef = NULL;
virStorageSourcePtr dest = NULL;
size_t i;
@ -17508,14 +17509,18 @@ qemuDomainBlockCopy(virDomainPtr dom, const char *disk, const char *destxml,
}
}
if (!(dest = virDomainDiskDefSourceParse(destxml, vm->def, driver->xmlopt,
VIR_DOMAIN_DEF_PARSE_INACTIVE)))
if (!(diskdef = virDomainDiskDefParse(destxml, vm->def, driver->xmlopt,
VIR_DOMAIN_DEF_PARSE_INACTIVE |
VIR_DOMAIN_DEF_PARSE_DISK_SOURCE)))
goto cleanup;
VIR_STEAL_PTR(dest, diskdef->src);
ret = qemuDomainBlockCopyCommon(vm, dom->conn, disk, dest, bandwidth,
granularity, buf_size, flags, false);
cleanup:
virDomainDiskDefFree(diskdef);
virDomainObjEndAPI(&vm);
return ret;
}