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conf: Move vcpu info parsing code into a separate function

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This commit is contained in:
Peter Krempa 2015-06-08 16:58:46 +02:00
parent 0b416434f8
commit dd03d77309
1 changed files with 76 additions and 56 deletions
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132
src/conf/domain_conf.c
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@ -14141,6 +14141,81 @@ virDomainThreadSchedParse(xmlNodePtr node,
return -1;
}
static int
virDomainVcpuParse(virDomainDefPtr def,
xmlXPathContextPtr ctxt)
{
int n;
char *tmp = NULL;
int ret = -1;
if ((n = virXPathUInt("string(./vcpu[1])", ctxt, &def->maxvcpus)) < 0) {
if (n == -2) {
virReportError(VIR_ERR_XML_ERROR, "%s",
_("maximum vcpus count must be an integer"));
goto cleanup;
}
def->maxvcpus = 1;
}
if ((n = virXPathUInt("string(./vcpu[1]/@current)", ctxt, &def->vcpus)) < 0) {
if (n == -2) {
virReportError(VIR_ERR_XML_ERROR, "%s",
_("current vcpus count must be an integer"));
goto cleanup;
}
def->vcpus = def->maxvcpus;
}
if (def->maxvcpus < def->vcpus) {
virReportError(VIR_ERR_INTERNAL_ERROR,
_("maxvcpus must not be less than current vcpus "
"(%u < %u)"), def->maxvcpus, def->vcpus);
goto cleanup;
}
tmp = virXPathString("string(./vcpu[1]/@placement)", ctxt);
if (tmp) {
if ((def->placement_mode =
virDomainCpuPlacementModeTypeFromString(tmp)) < 0) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
_("Unsupported CPU placement mode '%s'"),
tmp);
goto cleanup;
}
VIR_FREE(tmp);
} else {
def->placement_mode = VIR_DOMAIN_CPU_PLACEMENT_MODE_STATIC;
}
if (def->placement_mode != VIR_DOMAIN_CPU_PLACEMENT_MODE_AUTO) {
tmp = virXPathString("string(./vcpu[1]/@cpuset)", ctxt);
if (tmp) {
if (virBitmapParse(tmp, 0, &def->cpumask,
VIR_DOMAIN_CPUMASK_LEN) < 0)
goto cleanup;
if (virBitmapIsAllClear(def->cpumask)) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
_("Invalid value of 'cpuset': %s"), tmp);
goto cleanup;
}
VIR_FREE(tmp);
}
}
ret = 0;
cleanup:
VIR_FREE(tmp);
return ret;
}
static virDomainDefPtr
virDomainDefParseXML(xmlDocPtr xml,
xmlNodePtr root,
@ -14437,63 +14512,8 @@ virDomainDefParseXML(xmlDocPtr xml,
&def->mem.swap_hard_limit) < 0)
goto error;
if ((n = virXPathUInt("string(./vcpu[1])", ctxt, &def->maxvcpus)) < 0) {
if (n == -2) {
virReportError(VIR_ERR_XML_ERROR, "%s",
_("maximum vcpus count must be an integer"));
goto error;
}
def->maxvcpus = 1;
}
if ((n = virXPathUInt("string(./vcpu[1]/@current)", ctxt, &def->vcpus)) < 0) {
if (n == -2) {
virReportError(VIR_ERR_XML_ERROR, "%s",
_("current vcpus count must be an integer"));
goto error;
}
def->vcpus = def->maxvcpus;
}
if (def->maxvcpus < def->vcpus) {
virReportError(VIR_ERR_INTERNAL_ERROR,
_("maxvcpus must not be less than current vcpus "
"(%u < %u)"), def->maxvcpus, def->vcpus);
if (virDomainVcpuParse(def, ctxt) < 0)
goto error;
}
tmp = virXPathString("string(./vcpu[1]/@placement)", ctxt);
if (tmp) {
if ((def->placement_mode =
virDomainCpuPlacementModeTypeFromString(tmp)) < 0) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
_("Unsupported CPU placement mode '%s'"),
tmp);
goto error;
}
VIR_FREE(tmp);
} else {
def->placement_mode = VIR_DOMAIN_CPU_PLACEMENT_MODE_STATIC;
}
if (def->placement_mode != VIR_DOMAIN_CPU_PLACEMENT_MODE_AUTO) {
tmp = virXPathString("string(./vcpu[1]/@cpuset)", ctxt);
if (tmp) {
if (virBitmapParse(tmp, 0, &def->cpumask,
VIR_DOMAIN_CPUMASK_LEN) < 0)
goto error;
if (virBitmapIsAllClear(def->cpumask)) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
_("Invalid value of 'cpuset': %s"), tmp);
goto error;
}
VIR_FREE(tmp);
}
}
/* Optional - iothreads */
tmp = virXPathString("string(./iothreads[1])", ctxt);