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test: Implement virDomainGetVcpus

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This commit is contained in:
Cole Robinson 2009-10-21 15:04:14 -04:00
parent 08dce95a74
commit 07a107f0da
1 changed files with 89 additions and 1 deletions
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90
src/test/test_driver.c
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@ -2006,6 +2006,94 @@ cleanup:
return ret;
}
static int testDomainGetVcpus(virDomainPtr domain,
virVcpuInfoPtr info,
int maxinfo,
unsigned char *cpumaps,
int maplen)
{
testConnPtr privconn = domain->conn->privateData;
testDomainObjPrivatePtr privdomdata;
virDomainObjPtr privdom;
int i, v, maxcpu, hostcpus;
int ret = -1;
struct timeval tv;
unsigned long long statbase;
testDriverLock(privconn);
privdom = virDomainFindByName(&privconn->domains, domain->name);
testDriverUnlock(privconn);
if (privdom == NULL) {
testError(domain->conn, VIR_ERR_INVALID_ARG, __FUNCTION__);
goto cleanup;
}
if (!virDomainObjIsActive(privdom)) {
testError(domain->conn, VIR_ERR_OPERATION_INVALID,
"%s",_("cannot list vcpus for an inactive domain"));
goto cleanup;
}
privdomdata = privdom->privateData;
if (gettimeofday(&tv, NULL) < 0) {
virReportSystemError(domain->conn, errno,
"%s", _("getting time of day"));
goto cleanup;
}
statbase = (tv.tv_sec * 1000UL * 1000UL) + tv.tv_usec;
hostcpus = VIR_NODEINFO_MAXCPUS(privconn->nodeInfo);
maxcpu = maplen * 8;
if (maxcpu > hostcpus)
maxcpu = hostcpus;
/* Clamp to actual number of vcpus */
if (maxinfo > privdom->def->vcpus)
maxinfo = privdom->def->vcpus;
/* Populate virVcpuInfo structures */
if (info != NULL) {
memset(info, 0, sizeof(*info) * maxinfo);
for (i = 0 ; i < maxinfo ; i++) {
virVcpuInfo privinfo = privdomdata->vcpu_infos[i];
info[i].number = privinfo.number;
info[i].state = privinfo.state;
info[i].cpu = privinfo.cpu;
/* Fake an increasing cpu time value */
info[i].cpuTime = statbase / 10;
}
}
/* Populate cpumaps */
if (cpumaps != NULL) {
int privmaplen = VIR_CPU_MAPLEN(hostcpus);
memset(cpumaps, 0, maplen * maxinfo);
for (v = 0 ; v < maxinfo ; v++) {
unsigned char *cpumap = VIR_GET_CPUMAP(cpumaps, maplen, v);
for (i = 0 ; i < maxcpu ; i++) {
if (VIR_CPU_USABLE(privdomdata->cpumaps, privmaplen, v, i)) {
VIR_USE_CPU(cpumap, i);
}
}
}
}
ret = maxinfo;
cleanup:
if (privdom)
virDomainObjUnlock(privdom);
return ret;
}
static char *testDomainDumpXML(virDomainPtr domain, int flags)
{
testConnPtr privconn = domain->conn->privateData;
@ -4861,7 +4949,7 @@ static virDriver testDriver = {
testDomainCoreDump, /* domainCoreDump */
testSetVcpus, /* domainSetVcpus */
NULL, /* domainPinVcpu */
NULL, /* domainGetVcpus */
testDomainGetVcpus, /* domainGetVcpus */
testDomainGetMaxVcpus, /* domainGetMaxVcpus */
NULL, /* domainGetSecurityLabel */
NULL, /* nodeGetSecurityModel */