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qemu: Factor out body of qemuDomainSetMetadata for universal use

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The function implemented common behavior that can be reused for other
hypervisor drivers that use the virDomainObj data structures. Factor out
the core into a separate helper func.
This commit is contained in:
Peter Krempa 2013-06-11 15:45:05 +02:00
parent 99c51af2ee
commit f87a7c67de
4 changed files with 103 additions and 66 deletions
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85
src/conf/domain_conf.c
View File

@ -18586,3 +18586,88 @@ virDomainObjGetMetadata(virDomainObjPtr vm,
cleanup:
return ret;
}
int
virDomainObjSetMetadata(virDomainObjPtr vm,
int type,
const char *metadata,
const char *key ATTRIBUTE_UNUSED,
const char *uri ATTRIBUTE_UNUSED,
virCapsPtr caps,
virDomainXMLOptionPtr xmlopt,
const char *configDir,
unsigned int flags)
{
virDomainDefPtr persistentDef;
int ret = -1;
virCheckFlags(VIR_DOMAIN_AFFECT_LIVE |
VIR_DOMAIN_AFFECT_CONFIG, -1);
if (virDomainLiveConfigHelperMethod(caps, xmlopt, vm, &flags,
&persistentDef) < 0)
goto cleanup;
if (flags & VIR_DOMAIN_AFFECT_LIVE) {
switch ((virDomainMetadataType) type) {
case VIR_DOMAIN_METADATA_DESCRIPTION:
VIR_FREE(vm->def->description);
if (VIR_STRDUP(vm->def->description, metadata) < 0)
goto cleanup;
break;
case VIR_DOMAIN_METADATA_TITLE:
VIR_FREE(vm->def->title);
if (VIR_STRDUP(vm->def->title, metadata) < 0)
goto cleanup;
break;
case VIR_DOMAIN_METADATA_ELEMENT:
virReportError(VIR_ERR_ARGUMENT_UNSUPPORTED, "%s",
_("<metadata> element is not supported"));
goto cleanup;
break;
default:
virReportError(VIR_ERR_INVALID_ARG, "%s",
_("unknown metadata type"));
goto cleanup;
break;
}
}
if (flags & VIR_DOMAIN_AFFECT_CONFIG) {
switch ((virDomainMetadataType) type) {
case VIR_DOMAIN_METADATA_DESCRIPTION:
VIR_FREE(persistentDef->description);
if (VIR_STRDUP(persistentDef->description, metadata) < 0)
goto cleanup;
break;
case VIR_DOMAIN_METADATA_TITLE:
VIR_FREE(persistentDef->title);
if (VIR_STRDUP(persistentDef->title, metadata) < 0)
goto cleanup;
break;
case VIR_DOMAIN_METADATA_ELEMENT:
virReportError(VIR_ERR_ARGUMENT_UNSUPPORTED, "%s",
_("<metadata> element is not supported"));
goto cleanup;
default:
virReportError(VIR_ERR_INVALID_ARG, "%s",
_("unknown metadata type"));
goto cleanup;
break;
}
if (virDomainSaveConfig(configDir, persistentDef) < 0)
goto cleanup;
}
ret = 0;
cleanup:
return ret;
}

10
src/conf/domain_conf.h
View File

@ -2745,4 +2745,14 @@ char *virDomainObjGetMetadata(virDomainObjPtr vm,
virDomainXMLOptionPtr xmlopt,
unsigned int flags);
int virDomainObjSetMetadata(virDomainObjPtr vm,
int type,
const char *metadata,
const char *key,
const char *uri,
virCapsPtr caps,
virDomainXMLOptionPtr xmlopt,
const char *configDir,
unsigned int flags);
#endif /* __DOMAIN_CONF_H */

1
src/libvirt_private.syms
View File

@ -327,6 +327,7 @@ virDomainObjListRemove;
virDomainObjListRemoveLocked;
virDomainObjNew;
virDomainObjSetDefTransient;
virDomainObjSetMetadata;
virDomainObjSetState;
virDomainObjTaint;
virDomainPausedReasonTypeFromString;

73
src/qemu/qemu_driver.c
View File

@ -15022,22 +15022,21 @@ static int
qemuDomainSetMetadata(virDomainPtr dom,
int type,
const char *metadata,
const char *key ATTRIBUTE_UNUSED,
const char *uri ATTRIBUTE_UNUSED,
const char *key,
const char *uri,
unsigned int flags)
{
virQEMUDriverPtr driver = dom->conn->privateData;
virDomainObjPtr vm;
virDomainDefPtr persistentDef;
int ret = -1;
virQEMUDriverConfigPtr cfg = NULL;
virCapsPtr caps = NULL;
int ret = -1;
virCheckFlags(VIR_DOMAIN_AFFECT_LIVE |
VIR_DOMAIN_AFFECT_CONFIG, -1);
if (!(vm = qemuDomObjFromDomain(dom)))
goto cleanup;
return -1;
cfg = virQEMUDriverGetConfig(driver);
@ -15047,69 +15046,11 @@ qemuDomainSetMetadata(virDomainPtr dom,
if (!(caps = virQEMUDriverGetCapabilities(driver, false)))
goto cleanup;
if (virDomainLiveConfigHelperMethod(caps, driver->xmlopt, vm, &flags,
&persistentDef) < 0)
goto cleanup;
if (flags & VIR_DOMAIN_AFFECT_LIVE) {
switch ((virDomainMetadataType) type) {
case VIR_DOMAIN_METADATA_DESCRIPTION:
VIR_FREE(vm->def->description);
if (VIR_STRDUP(vm->def->description, metadata) < 0)
goto cleanup;
break;
case VIR_DOMAIN_METADATA_TITLE:
VIR_FREE(vm->def->title);
if (VIR_STRDUP(vm->def->title, metadata) < 0)
goto cleanup;
break;
case VIR_DOMAIN_METADATA_ELEMENT:
virReportError(VIR_ERR_ARGUMENT_UNSUPPORTED, "%s",
_("QEmu driver does not support modifying "
"<metadata> element"));
goto cleanup;
break;
default:
virReportError(VIR_ERR_INVALID_ARG, "%s",
_("unknown metadata type"));
goto cleanup;
break;
}
}
if (flags & VIR_DOMAIN_AFFECT_CONFIG) {
switch ((virDomainMetadataType) type) {
case VIR_DOMAIN_METADATA_DESCRIPTION:
VIR_FREE(persistentDef->description);
if (VIR_STRDUP(persistentDef->description, metadata) < 0)
goto cleanup;
break;
case VIR_DOMAIN_METADATA_TITLE:
VIR_FREE(persistentDef->title);
if (VIR_STRDUP(persistentDef->title, metadata) < 0)
goto cleanup;
break;
case VIR_DOMAIN_METADATA_ELEMENT:
virReportError(VIR_ERR_ARGUMENT_UNSUPPORTED, "%s",
_("QEMU driver does not support "
"<metadata> element"));
goto cleanup;
default:
virReportError(VIR_ERR_INVALID_ARG, "%s",
_("unknown metadata type"));
goto cleanup;
break;
}
if (virDomainSaveConfig(cfg->configDir, persistentDef) < 0)
goto cleanup;
}
ret = 0;
ret = virDomainObjSetMetadata(vm, type, metadata, key, uri, caps,
driver->xmlopt, cfg->configDir, flags);
cleanup:
if (vm)
virObjectUnlock(vm);
virObjectUnlock(vm);
virObjectUnref(caps);
virObjectUnref(cfg);
return ret;