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libxl: Implement domain metadata getter/setter

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Fortunately, the code that handles metadata getting or setting is
driver agnostic, so all that is needed from individual hypervisor
drivers is to call the right functions.

Resolves: https://bugzilla.redhat.com/show_bug.cgi?id=1732306

Signed-off-by: Michal Privoznik <mprivozn@redhat.com>
Reviewed-by: Erik Skultety <eskultet@redhat.com>
This commit is contained in:
Michal Privoznik 2019-08-05 10:42:49 +02:00
parent 9fbf56855d
commit 0f68e1c9ba
1 changed files with 67 additions and 0 deletions
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67
src/libxl/libxl_driver.c
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@ -6515,6 +6515,70 @@ libxlConnectBaselineCPU(virConnectPtr conn,
return cpustr;
}
static int
libxlDomainSetMetadata(virDomainPtr dom,
int type,
const char *metadata,
const char *key,
const char *uri,
unsigned int flags)
{
libxlDriverPrivatePtr driver = dom->conn->privateData;
VIR_AUTOUNREF(libxlDriverConfigPtr) cfg = libxlDriverConfigGet(driver);
virDomainObjPtr vm = NULL;
int ret = -1;
virCheckFlags(VIR_DOMAIN_AFFECT_LIVE |
VIR_DOMAIN_AFFECT_CONFIG, -1);
if (!(vm = libxlDomObjFromDomain(dom)))
return -1;
if (virDomainSetMetadataEnsureACL(dom->conn, vm->def, flags) < 0)
goto cleanup;
if (libxlDomainObjBeginJob(driver, vm, LIBXL_JOB_MODIFY) < 0)
goto cleanup;
ret = virDomainObjSetMetadata(vm, type, metadata, key, uri, cfg->caps,
driver->xmlopt, cfg->stateDir,
cfg->configDir, flags);
if (ret == 0) {
virObjectEventPtr ev = NULL;
ev = virDomainEventMetadataChangeNewFromObj(vm, type, uri);
virObjectEventStateQueue(driver->domainEventState, ev);
}
libxlDomainObjEndJob(driver, vm);
cleanup:
virDomainObjEndAPI(&vm);
return ret;
}
static char *
libxlDomainGetMetadata(virDomainPtr dom,
int type,
const char *uri,
unsigned int flags)
{
virDomainObjPtr vm;
char *ret = NULL;
if (!(vm = libxlDomObjFromDomain(dom)))
return NULL;
if (virDomainGetMetadataEnsureACL(dom->conn, vm->def) < 0)
goto cleanup;
ret = virDomainObjGetMetadata(vm, type, uri, flags);
cleanup:
virDomainObjEndAPI(&vm);
return ret;
}
static virHypervisorDriver libxlHypervisorDriver = {
.name = LIBXL_DRIVER_NAME,
.connectURIProbe = libxlConnectURIProbe,
@ -6628,6 +6692,9 @@ static virHypervisorDriver libxlHypervisorDriver = {
.connectGetDomainCapabilities = libxlConnectGetDomainCapabilities, /* 2.0.0 */
.connectCompareCPU = libxlConnectCompareCPU, /* 2.3.0 */
.connectBaselineCPU = libxlConnectBaselineCPU, /* 2.3.0 */
.domainSetMetadata = libxlDomainSetMetadata, /* 5.7.0 */
.domainGetMetadata = libxlDomainGetMetadata, /* 5.7.0 */
};
static virConnectDriver libxlConnectDriver = {