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qemuDomainDeviceDefValidate: Validate watchdog

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Currently we don't do it. Therefore we accept senseless
combinations of models and buses they are attached to.
Moreover, diag288 watchdog is exclusive to s390(x).

Signed-off-by: Michal Privoznik <mprivozn@redhat.com>
Reviewed-by: John Ferlan <jferlan@redhat.com>
This commit is contained in:
Michal Privoznik 2017-09-27 13:45:07 +02:00
parent 5d7659027f
commit 8a54cc1d08
1 changed files with 51 additions and 0 deletions
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51
src/qemu/qemu_domain.c
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@ -3366,6 +3366,54 @@ qemuDomainRedirdevDefValidate(const virDomainRedirdevDef *def)
}
static int
qemuDomainWatchdogDefValidate(const virDomainWatchdogDef *dev,
const virDomainDef *def)
{
switch ((virDomainWatchdogModel) dev->model) {
case VIR_DOMAIN_WATCHDOG_MODEL_I6300ESB:
if (dev->info.type != VIR_DOMAIN_DEVICE_ADDRESS_TYPE_NONE &&
dev->info.type != VIR_DOMAIN_DEVICE_ADDRESS_TYPE_PCI) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
_("%s model of watchog can go only on PCI bus"),
virDomainWatchdogModelTypeToString(dev->model));
return -1;
}
break;
case VIR_DOMAIN_WATCHDOG_MODEL_IB700:
if (dev->info.type != VIR_DOMAIN_DEVICE_ADDRESS_TYPE_NONE &&
dev->info.type != VIR_DOMAIN_DEVICE_ADDRESS_TYPE_ISA) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
_("%s model of watchog can go only on ISA bus"),
virDomainWatchdogModelTypeToString(dev->model));
return -1;
}
break;
case VIR_DOMAIN_WATCHDOG_MODEL_DIAG288:
if (dev->info.type != VIR_DOMAIN_DEVICE_ADDRESS_TYPE_NONE) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
_("%s model of watchog is virtual and cannot go on any bus."),
virDomainWatchdogModelTypeToString(dev->model));
return -1;
}
if (!(ARCH_IS_S390(def->os.arch))) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
_("%s model of watchdog is allowed for s390 and s390x only"),
virDomainWatchdogModelTypeToString(dev->model));
return -1;
}
break;
case VIR_DOMAIN_WATCHDOG_MODEL_LAST:
break;
}
return 0;
}
static int
qemuDomainDeviceDefValidate(const virDomainDeviceDef *dev,
const virDomainDef *def,
@ -3474,6 +3522,9 @@ qemuDomainDeviceDefValidate(const virDomainDeviceDef *dev,
} else if (dev->type == VIR_DOMAIN_DEVICE_REDIRDEV) {
if (qemuDomainRedirdevDefValidate(dev->data.redirdev) < 0)
goto cleanup;
} else if (dev->type == VIR_DOMAIN_DEVICE_WATCHDOG) {
if (qemuDomainWatchdogDefValidate(dev->data.watchdog, def) < 0)
goto cleanup;
}
/* forbid capabilities mode hostdev in this kind of hypervisor */