virCapsPtr
libxlMakeCapabilities(libxl_ctx *ctx)
{
virCapsPtr caps;
#ifdef LIBXL_HAVE_NO_SUSPEND_RESUME
if ((caps = virCapabilitiesNew(virArchFromHost(), false, false)) == NULL)
#else
if ((caps = virCapabilitiesNew(virArchFromHost(), true, true)) == NULL)
#endif
return NULL;
if (libxlCapsInitHost(ctx, caps) < 0)
goto error;
if (libxlCapsInitNuma(ctx, caps) < 0)
goto error;
if (libxlCapsInitGuests(ctx, caps) < 0)
goto error;
return caps;
error:
virObjectUnref(caps);
return NULL;
}
virCapsPtr openvzCapsInit(void)
{
virCapsPtr caps;
virCapsGuestPtr guest;
if ((caps = virCapabilitiesNew(virArchFromHost(),
false, false)) == NULL)
goto no_memory;
if (nodeCapsInitNUMA(caps) < 0)
goto no_memory;
if ((guest = virCapabilitiesAddGuest(caps,
"exe",
caps->host.arch,
NULL,
NULL,
0,
NULL)) == NULL)
goto no_memory;
if (virCapabilitiesAddGuestDomain(guest,
"openvz",
NULL,
NULL,
0,
NULL) == NULL)
goto no_memory;
return caps;
no_memory:
virObjectUnref(caps);
return NULL;
}
virCapsPtr
virBhyveCapsBuild(void)
{
virCapsPtr caps;
virCapsGuestPtr guest;
if ((caps = virCapabilitiesNew(virArchFromHost(),
false, false)) == NULL)
return NULL;
if ((guest = virCapabilitiesAddGuest(caps, VIR_DOMAIN_OSTYPE_HVM,
VIR_ARCH_X86_64,
"bhyve",
NULL, 0, NULL)) == NULL)
goto error;
if (virCapabilitiesAddGuestDomain(guest, VIR_DOMAIN_VIRT_BHYVE,
NULL, NULL, 0, NULL) == NULL)
goto error;
if (virBhyveCapsInitCPU(caps, virArchFromHost()) < 0)
VIR_WARN("Failed to get host CPU: %s", virGetLastErrorMessage());
return caps;
error:
virObjectUnref(caps);
return NULL;
}
virCapsPtr openvzCapsInit(void)
{
virCapsPtr caps;
virCapsGuestPtr guest;
if ((caps = virCapabilitiesNew(virArchFromHost(),
false, false)) == NULL)
goto no_memory;
if (nodeCapsInitNUMA(NULL, caps) < 0)
goto no_memory;
if ((guest = virCapabilitiesAddGuest(caps,
VIR_DOMAIN_OSTYPE_EXE,
caps->host.arch,
NULL,
NULL,
0,
NULL)) == NULL)
goto no_memory;
if (virCapabilitiesAddGuestDomain(guest,
VIR_DOMAIN_VIRT_OPENVZ,
NULL,
NULL,
0,
NULL) == NULL)
goto no_memory;
return caps;
no_memory:
virObjectUnref(caps);
return NULL;
}
static virCapsPtr
testGetCaps(char *capsData, const testQemuData *data)
{
virQEMUCapsPtr qemuCaps = NULL;
virCapsPtr caps = NULL;
if ((qemuCaps = testQemuGetCaps(capsData)) == NULL) {
fprintf(stderr, "failed to parse qemu capabilities flags");
goto error;
}
if ((caps = virCapabilitiesNew(data->guestarch, false, false)) == NULL) {
fprintf(stderr, "failed to create the fake capabilities");
goto error;
}
if (virQEMUCapsInitGuestFromBinary(caps,
"/usr/bin/qemu-system-i386",
qemuCaps,
"/usr/bin/qemu-system-i386",
qemuCaps,
data->guestarch) < 0) {
fprintf(stderr, "failed to create the capabilities from qemu");
goto error;
}
virObjectUnref(qemuCaps);
return caps;
error:
virObjectUnref(qemuCaps);
return NULL;
}
static virCapsPtr
vzBuildCapabilities(void)
{
virCapsPtr caps = NULL;
virCPUDefPtr cpu = NULL;
virCPUDataPtr data = NULL;
virNodeInfo nodeinfo;
virDomainOSType ostypes[] = {
VIR_DOMAIN_OSTYPE_HVM,
VIR_DOMAIN_OSTYPE_EXE
};
virArch archs[] = { VIR_ARCH_I686, VIR_ARCH_X86_64 };
const char *const emulators[] = { "parallels", "vz" };
virDomainVirtType virt_types[] = {
VIR_DOMAIN_VIRT_PARALLELS,
VIR_DOMAIN_VIRT_VZ
};
size_t i, j, k;
if ((caps = virCapabilitiesNew(virArchFromHost(),
false, false)) == NULL)
return NULL;
if (nodeCapsInitNUMA(NULL, caps) < 0)
goto error;
for (i = 0; i < 2; i++)
for (j = 0; j < 2; j++)
for (k = 0; k < 2; k++)
if (vzCapsAddGuestDomain(caps, ostypes[i], archs[j],
emulators[k], virt_types[k]) < 0)
goto error;
if (nodeGetInfo(NULL, &nodeinfo))
goto error;
if (VIR_ALLOC(cpu) < 0)
goto error;
cpu->arch = caps->host.arch;
cpu->type = VIR_CPU_TYPE_HOST;
cpu->sockets = nodeinfo.sockets;
cpu->cores = nodeinfo.cores;
cpu->threads = nodeinfo.threads;
caps->host.cpu = cpu;
if (!(data = cpuNodeData(cpu->arch))
|| cpuDecode(cpu, data, NULL, 0, NULL) < 0) {
goto cleanup;
}
cleanup:
cpuDataFree(data);
return caps;
error:
virObjectUnref(caps);
goto cleanup;
}
static int
test_virCapabilities(const void *opaque)
{
struct virCapabilitiesData *data = (struct virCapabilitiesData *) opaque;
const char *archStr = virArchToString(data->arch);
virCapsPtr caps = NULL;
char *capsXML = NULL;
char *path = NULL;
char *dir = NULL;
char *resctrl = NULL;
int ret = -1;
/*
* We want to keep our directory structure clean, so if there's both resctrl
* and system used, we need to use slightly different path; a subdir.
*/
if (virAsprintf(&dir, "%s/vircaps2xmldata/linux-%s%s",
abs_srcdir, data->filename,
data->resctrl ? "/system" : "") < 0)
goto cleanup;
if (virAsprintf(&resctrl, "%s/vircaps2xmldata/linux-%s/resctrl",
abs_srcdir, data->filename) < 0)
goto cleanup;
virFileWrapperAddPrefix("/sys/devices/system", dir);
virFileWrapperAddPrefix("/sys/fs/resctrl", resctrl);
caps = virCapabilitiesNew(data->arch, data->offlineMigrate, data->liveMigrate);
if (!caps)
goto cleanup;
if (virCapabilitiesInitNUMA(caps) < 0 ||
virCapabilitiesInitCaches(caps) < 0)
goto cleanup;
virFileWrapperClearPrefixes();
if (!(capsXML = virCapabilitiesFormatXML(caps)))
goto cleanup;
if (virAsprintf(&path, "%s/vircaps2xmldata/vircaps-%s-%s.xml",
abs_srcdir, archStr, data->filename) < 0)
goto cleanup;
if (virTestCompareToFile(capsXML, path) < 0)
goto cleanup;
ret = 0;
cleanup:
VIR_FREE(dir);
VIR_FREE(resctrl);
VIR_FREE(path);
VIR_FREE(capsXML);
virObjectUnref(caps);
return ret;
}
virCapsPtr umlCapsInit(void) {
struct utsname utsname;
virCapsPtr caps;
virCapsGuestPtr guest;
/* Really, this never fails - look at the man-page. */
uname (&utsname);
if ((caps = virCapabilitiesNew(utsname.machine,
0, 0)) == NULL)
goto error;
/* Some machines have problematic NUMA toplogy causing
* unexpected failures. We don't want to break the QEMU
* driver in this scenario, so log errors & carry on
*/
if (nodeCapsInitNUMA(caps) < 0) {
virCapabilitiesFreeNUMAInfo(caps);
VIR_WARN("Failed to query host NUMA topology, disabling NUMA capabilities");
}
if (virGetHostUUID(caps->host.host_uuid)) {
umlReportError(VIR_ERR_INTERNAL_ERROR,
"%s", _("cannot get the host uuid"));
goto error;
}
if ((guest = virCapabilitiesAddGuest(caps,
"uml",
utsname.machine,
STREQ(utsname.machine, "x86_64") ? 64 : 32,
NULL,
NULL,
0,
NULL)) == NULL)
goto error;
if (virCapabilitiesAddGuestDomain(guest,
"uml",
NULL,
NULL,
0,
NULL) == NULL)
goto error;
caps->defaultConsoleTargetType = VIR_DOMAIN_CHR_CONSOLE_TARGET_TYPE_UML;
return caps;
error:
virCapabilitiesFree(caps);
return NULL;
}
static void
testCapsInit(void)
{
virCapsGuestPtr guest = NULL;
caps = virCapabilitiesNew("i686", 1, 1);
if (caps == NULL) {
return;
}
virCapabilitiesSetMacPrefix(caps, (unsigned char[]){ 0x00, 0x0c, 0x29 });
virCapsPtr umlCapsInit(void)
{
virCapsPtr caps;
virCapsGuestPtr guest;
if ((caps = virCapabilitiesNew(virArchFromHost(),
false, false)) == NULL)
goto error;
/* Some machines have problematic NUMA toplogy causing
* unexpected failures. We don't want to break the QEMU
* driver in this scenario, so log errors & carry on
*/
if (virCapabilitiesInitNUMA(caps) < 0) {
virCapabilitiesFreeNUMAInfo(caps);
VIR_WARN("Failed to query host NUMA topology, disabling NUMA capabilities");
}
if (virCapabilitiesInitCaches(caps) < 0)
VIR_WARN("Failed to get host CPU cache info");
if (virNodeSuspendGetTargetMask(&caps->host.powerMgmt) < 0)
VIR_WARN("Failed to get host power management capabilities");
if (virGetHostUUID(caps->host.host_uuid)) {
virReportError(VIR_ERR_INTERNAL_ERROR,
"%s", _("cannot get the host uuid"));
goto error;
}
if ((guest = virCapabilitiesAddGuest(caps,
VIR_DOMAIN_OSTYPE_UML,
caps->host.arch,
NULL,
NULL,
0,
NULL)) == NULL)
goto error;
if (virCapabilitiesAddGuestDomain(guest,
VIR_DOMAIN_VIRT_UML,
NULL,
NULL,
0,
NULL) == NULL)
goto error;
return caps;
error:
virObjectUnref(caps);
return NULL;
}
static virCapsPtr
libxlBuildCapabilities(const char *hostmachine,
int host_pae,
struct guest_arch *guest_archs,
int nr_guest_archs)
{
virCapsPtr caps;
int i;
if ((caps = virCapabilitiesNew(hostmachine, 1, 1)) == NULL)
goto no_memory;
virCapabilitiesSetMacPrefix(caps, (unsigned char[]){ 0x00, 0x16, 0x3e });
static void
testCapsInit(void)
{
virCapsGuestPtr guest = NULL;
caps = virCapabilitiesNew(VIR_ARCH_I686, 1, 1);
if (caps == NULL) {
return;
}
virCapabilitiesAddHostMigrateTransport(caps, "esx");
/* i686 guest */
guest =
virCapabilitiesAddGuest(caps, "hvm",
VIR_ARCH_I686,
NULL, NULL, 0, NULL);
if (guest == NULL) {
goto failure;
}
if (virCapabilitiesAddGuestDomain(guest, "vmware", NULL, NULL, 0,
NULL) == NULL) {
goto failure;
}
/* x86_64 guest */
guest =
virCapabilitiesAddGuest(caps, "hvm",
VIR_ARCH_X86_64,
NULL, NULL, 0, NULL);
if (guest == NULL) {
goto failure;
}
if (virCapabilitiesAddGuestDomain(guest, "vmware", NULL, NULL, 0,
NULL) == NULL) {
goto failure;
}
return;
failure:
virObjectUnref(caps);
virObjectUnref(xmlopt);
caps = NULL;
}
virCapsPtr
virStorageBackendGetCapabilities(void)
{
virCapsPtr caps;
size_t i;
if (!(caps = virCapabilitiesNew(VIR_ARCH_NONE, false, false)))
return NULL;
for (i = 0; i < virStorageBackendsCount; i++)
virCapabilitiesAddStoragePool(caps, virStorageBackends[i]->type);
return caps;
}
virCapsPtr qemuCapsInit(virCapsPtr old_caps)
{
struct utsname utsname;
virCapsPtr caps;
int i;
char *xenner = NULL;
/* Really, this never fails - look at the man-page. */
uname (&utsname);
if ((caps = virCapabilitiesNew(utsname.machine,
1, 1)) == NULL)
goto no_memory;
/* Using KVM's mac prefix for QEMU too */
virCapabilitiesSetMacPrefix(caps, (unsigned char[]){ 0x52, 0x54, 0x00 });
static void
testCapsInit(void)
{
virCapsGuestPtr guest = NULL;
caps = virCapabilitiesNew(VIR_ARCH_I686, true, true);
if (caps == NULL)
return;
virCapabilitiesAddHostMigrateTransport(caps, "esx");
/* i686 guest */
guest =
virCapabilitiesAddGuest(caps, VIR_DOMAIN_OSTYPE_HVM,
VIR_ARCH_I686,
NULL, NULL, 0, NULL);
if (guest == NULL)
goto failure;
if (virCapabilitiesAddGuestDomain(guest, VIR_DOMAIN_VIRT_VMWARE, NULL, NULL, 0,
NULL) == NULL) {
goto failure;
}
/* x86_64 guest */
guest =
virCapabilitiesAddGuest(caps, VIR_DOMAIN_OSTYPE_HVM,
VIR_ARCH_X86_64,
NULL, NULL, 0, NULL);
if (guest == NULL)
goto failure;
if (virCapabilitiesAddGuestDomain(guest, VIR_DOMAIN_VIRT_VMWARE, NULL, NULL, 0,
NULL) == NULL) {
goto failure;
}
return;
failure:
virObjectUnref(caps);
caps = NULL;
}
/*
* Build NUMA Toplogy with cell id starting from (0 + seq)
* for testing
*/
static virCapsPtr
buildNUMATopology(int seq)
{
virCapsPtr caps;
virCapsHostNUMACellCPUPtr cell_cpus = NULL;
int core_id, cell_id;
int id;
if ((caps = virCapabilitiesNew(VIR_ARCH_X86_64, false, false)) == NULL)
goto error;
id = 0;
for (cell_id = 0; cell_id < MAX_CELLS; cell_id++) {
if (VIR_ALLOC_N(cell_cpus, MAX_CPUS_IN_CELL) < 0)
goto error;
for (core_id = 0; core_id < MAX_CPUS_IN_CELL; core_id++) {
cell_cpus[core_id].id = id + core_id;
cell_cpus[core_id].socket_id = cell_id + seq;
cell_cpus[core_id].core_id = id + core_id;
if (!(cell_cpus[core_id].siblings =
virBitmapNew(MAX_CPUS_IN_CELL)))
goto error;
ignore_value(virBitmapSetBit(cell_cpus[core_id].siblings, id));
}
id++;
if (virCapabilitiesAddHostNUMACell(caps, cell_id + seq,
MAX_MEM_IN_CELL,
MAX_CPUS_IN_CELL, cell_cpus,
VIR_ARCH_NONE, NULL,
VIR_ARCH_NONE, NULL) < 0)
goto error;
cell_cpus = NULL;
}
return caps;
error:
virCapabilitiesClearHostNUMACellCPUTopology(cell_cpus, MAX_CPUS_IN_CELL);
VIR_FREE(cell_cpus);
virObjectUnref(caps);
return NULL;
}
static int
testQemuCapsCopy(const void *opaque)
{
int ret = -1;
const testQemuData *data = opaque;
char *capsFile = NULL;
virCapsPtr caps = NULL;
virQEMUCapsPtr orig = NULL;
virQEMUCapsPtr copy = NULL;
char *actual = NULL;
if (virAsprintf(&capsFile, "%s/qemucapabilitiesdata/%s.%s.xml",
abs_srcdir, data->base, data->archName) < 0)
goto cleanup;
if (!(caps = virCapabilitiesNew(virArchFromString(data->archName),
false, false)))
goto cleanup;
if (!(orig = qemuTestParseCapabilities(caps, capsFile)))
goto cleanup;
if (!(copy = virQEMUCapsNewCopy(orig)))
goto cleanup;
if (!(actual = virQEMUCapsFormatCache(copy)))
goto cleanup;
if (virTestCompareToFile(actual, capsFile) < 0)
goto cleanup;
ret = 0;
cleanup:
VIR_FREE(capsFile);
virObjectUnref(caps);
virObjectUnref(orig);
virObjectUnref(copy);
VIR_FREE(actual);
return ret;
}
virCapsPtr lxctoolsCapabilitiesInit(void)
{
virCapsPtr caps;
virCapsGuestPtr guest;
if ((caps = virCapabilitiesNew(virArchFromHost(),
true, true)) == NULL)
goto no_memory;
if (virCapabilitiesInitNUMA(caps) < 0)
goto no_memory;
if (virCapabilitiesAddHostMigrateTransport(caps,
"tcp") < 0)
goto no_memory;
if ((guest = virCapabilitiesAddGuest(caps,
VIR_DOMAIN_OSTYPE_EXE,
caps->host.arch,
NULL,
NULL,
0,
NULL)) == NULL)
goto no_memory;
if (virCapabilitiesAddGuestDomain(guest,
VIR_DOMAIN_VIRT_LXCTOOLS,
NULL,
NULL,
0,
NULL) == NULL)
goto no_memory;
return caps;
no_memory:
virObjectUnref(caps);
return NULL;
}
virCapsPtr
libxlMakeCapabilities(libxl_ctx *ctx)
{
virCapsPtr caps;
if ((caps = virCapabilitiesNew(virArchFromHost(), 1, 1)) == NULL)
return NULL;
if (libxlCapsInitHost(ctx, caps) < 0)
goto error;
if (libxlCapsInitNuma(ctx, caps) < 0)
goto error;
if (libxlCapsInitGuests(ctx, caps) < 0)
goto error;
return caps;
error:
virObjectUnref(caps);
return NULL;
}
static int
fillAllCaps(virDomainCapsPtr domCaps)
{
virDomainCapsOSPtr os = &domCaps->os;
virDomainCapsLoaderPtr loader = &os->loader;
virDomainCapsCPUPtr cpu = &domCaps->cpu;
virDomainCapsDeviceDiskPtr disk = &domCaps->disk;
virDomainCapsDeviceGraphicsPtr graphics = &domCaps->graphics;
virDomainCapsDeviceVideoPtr video = &domCaps->video;
virDomainCapsDeviceHostdevPtr hostdev = &domCaps->hostdev;
virCPUDef host = {
.type = VIR_CPU_TYPE_HOST,
.arch = VIR_ARCH_X86_64,
.model = (char *) "host",
.vendor = (char *) "CPU Vendorrr",
};
domCaps->maxvcpus = 255;
os->supported = true;
loader->supported = true;
SET_ALL_BITS(loader->type);
SET_ALL_BITS(loader->readonly);
if (fillStringValues(&loader->values,
"/foo/bar",
"/tmp/my_path",
NULL) < 0)
return -1;
cpu->hostPassthrough = true;
cpu->hostModel = virCPUDefCopy(&host);
if (!(cpu->custom = virDomainCapsCPUModelsNew(3)) ||
virDomainCapsCPUModelsAdd(cpu->custom, "Model1", -1,
VIR_DOMCAPS_CPU_USABLE_UNKNOWN) < 0 ||
virDomainCapsCPUModelsAdd(cpu->custom, "Model2", -1,
VIR_DOMCAPS_CPU_USABLE_NO) < 0 ||
virDomainCapsCPUModelsAdd(cpu->custom, "Model3", -1,
VIR_DOMCAPS_CPU_USABLE_YES) < 0)
return -1;
disk->supported = true;
SET_ALL_BITS(disk->diskDevice);
SET_ALL_BITS(disk->bus);
graphics->supported = true;
SET_ALL_BITS(graphics->type);
video->supported = true;
SET_ALL_BITS(video->modelType);
hostdev->supported = true;
SET_ALL_BITS(hostdev->mode);
SET_ALL_BITS(hostdev->startupPolicy);
SET_ALL_BITS(hostdev->subsysType);
SET_ALL_BITS(hostdev->capsType);
SET_ALL_BITS(hostdev->pciBackend);
return 0;
}
#if WITH_QEMU
# include "testutilsqemu.h"
static virCPUDef aarch64Cpu = {
.sockets = 1,
.cores = 1,
.threads = 1,
};
static virCPUDef ppc64leCpu = {
.type = VIR_CPU_TYPE_HOST,
.arch = VIR_ARCH_PPC64LE,
.model = (char *) "POWER8",
.sockets = 1,
.cores = 1,
.threads = 1,
};
static virCPUDef x86Cpu = {
.type = VIR_CPU_TYPE_HOST,
.arch = VIR_ARCH_X86_64,
.model = (char *) "Broadwell",
.sockets = 1,
.cores = 1,
.threads = 1,
};
static virCPUDef s390Cpu = {
.type = VIR_CPU_TYPE_HOST,
.arch = VIR_ARCH_S390X,
.sockets = 1,
.cores = 1,
.threads = 1,
};
static int
fakeHostCPU(virCapsPtr caps,
virArch arch)
{
virCPUDefPtr cpu;
switch (arch) {
case VIR_ARCH_AARCH64:
cpu = &aarch64Cpu;
break;
case VIR_ARCH_PPC64LE:
cpu = &ppc64leCpu;
break;
case VIR_ARCH_X86_64:
cpu = &x86Cpu;
break;
case VIR_ARCH_S390X:
cpu = &s390Cpu;
break;
default:
virReportError(VIR_ERR_INTERNAL_ERROR,
"cannot fake host CPU for arch %s",
virArchToString(arch));
return -1;
}
if (!(caps->host.cpu = virCPUDefCopy(cpu)))
return -1;
return 0;
}
static int
fillQemuCaps(virDomainCapsPtr domCaps,
const char *name,
const char *arch,
const char *machine,
virQEMUDriverConfigPtr cfg)
{
int ret = -1;
char *path = NULL;
virCapsPtr caps = NULL;
virQEMUCapsPtr qemuCaps = NULL;
virDomainCapsLoaderPtr loader = &domCaps->os.loader;
if (!(caps = virCapabilitiesNew(domCaps->arch, false, false)) ||
fakeHostCPU(caps, domCaps->arch) < 0)
goto cleanup;
if (virAsprintf(&path, "%s/qemucapabilitiesdata/%s.%s.xml",
abs_srcdir, name, arch) < 0 ||
!(qemuCaps = qemuTestParseCapabilities(caps, path)))
goto cleanup;
if (machine &&
VIR_STRDUP(domCaps->machine,
virQEMUCapsGetCanonicalMachine(qemuCaps, machine)) < 0)
goto cleanup;
if (!domCaps->machine &&
VIR_STRDUP(domCaps->machine,
virQEMUCapsGetDefaultMachine(qemuCaps)) < 0)
goto cleanup;
if (virQEMUCapsFillDomainCaps(caps, domCaps, qemuCaps,
cfg->firmwares,
cfg->nfirmwares) < 0)
goto cleanup;
/* The function above tries to query host's KVM & VFIO capabilities by
* calling qemuHostdevHostSupportsPassthroughLegacy() and
* qemuHostdevHostSupportsPassthroughVFIO() which, however, can't be
* successfully mocked as they are not exposed as internal APIs. Therefore,
* instead of mocking set the expected values here by hand. */
VIR_DOMAIN_CAPS_ENUM_SET(domCaps->hostdev.pciBackend,
VIR_DOMAIN_HOSTDEV_PCI_BACKEND_DEFAULT,
VIR_DOMAIN_HOSTDEV_PCI_BACKEND_KVM,
VIR_DOMAIN_HOSTDEV_PCI_BACKEND_VFIO);
/* As of f05b6a918e28 we are expecting to see OVMF_CODE.fd file which
* may not exists everywhere. */
while (loader->values.nvalues)
VIR_FREE(loader->values.values[--loader->values.nvalues]);
if (fillStringValues(&loader->values,
"/usr/share/AAVMF/AAVMF_CODE.fd",
"/usr/share/OVMF/OVMF_CODE.fd",
NULL) < 0)
goto cleanup;
ret = 0;
cleanup:
virObjectUnref(caps);
virObjectUnref(qemuCaps);
VIR_FREE(path);
return ret;
}
#endif /* WITH_QEMU */
#ifdef WITH_LIBXL
# include "testutilsxen.h"
static int
fillXenCaps(virDomainCapsPtr domCaps)
{
virFirmwarePtr *firmwares;
int ret = -1;
if (VIR_ALLOC_N(firmwares, 2) < 0)
return ret;
if (VIR_ALLOC(firmwares[0]) < 0 || VIR_ALLOC(firmwares[1]) < 0)
goto cleanup;
if (VIR_STRDUP(firmwares[0]->name, "/usr/lib/xen/boot/hvmloader") < 0 ||
VIR_STRDUP(firmwares[1]->name, "/usr/lib/xen/boot/ovmf.bin") < 0)
goto cleanup;
if (libxlMakeDomainCapabilities(domCaps, firmwares, 2) < 0)
goto cleanup;
ret = 0;
cleanup:
virFirmwareFreeList(firmwares, 2);
return ret;
}
#endif /* WITH_LIBXL */
#ifdef WITH_BHYVE
# include "bhyve/bhyve_capabilities.h"
static int
fillBhyveCaps(virDomainCapsPtr domCaps, unsigned int *bhyve_caps)
{
virDomainCapsStringValuesPtr firmwares = NULL;
int ret = -1;
if (VIR_ALLOC(firmwares) < 0)
return -1;
if (fillStringValues(firmwares, "/foo/bar", "/foo/baz", NULL) < 0)
goto cleanup;
if (virBhyveDomainCapsFill(domCaps, *bhyve_caps, firmwares) < 0)
goto cleanup;
ret = 0;
cleanup:
VIR_FREE(firmwares);
return ret;
}
#endif /* WITH_BHYVE */
enum testCapsType {
CAPS_NONE,
CAPS_ALL,
CAPS_QEMU,
CAPS_LIBXL,
CAPS_BHYVE,
};
struct testData {
const char *name;
const char *emulator;
const char *machine;
const char *arch;
virDomainVirtType type;
enum testCapsType capsType;
const char *capsName;
void *capsOpaque;
};
static int
test_virDomainCapsFormat(const void *opaque)
{
const struct testData *data = opaque;
virDomainCapsPtr domCaps = NULL;
char *path = NULL;
char *domCapsXML = NULL;
int ret = -1;
if (virAsprintf(&path, "%s/domaincapsschemadata/%s.xml",
abs_srcdir, data->name) < 0)
goto cleanup;
if (!(domCaps = virDomainCapsNew(data->emulator, data->machine,
virArchFromString(data->arch),
data->type)))
goto cleanup;
switch (data->capsType) {
case CAPS_NONE:
break;
case CAPS_ALL:
if (fillAllCaps(domCaps) < 0)
goto cleanup;
break;
case CAPS_QEMU:
#if WITH_QEMU
if (fillQemuCaps(domCaps, data->capsName, data->arch, data->machine,
data->capsOpaque) < 0)
goto cleanup;
#endif
break;
case CAPS_LIBXL:
#if WITH_LIBXL
if (fillXenCaps(domCaps) < 0)
goto cleanup;
#endif
break;
case CAPS_BHYVE:
#if WITH_BHYVE
if (fillBhyveCaps(domCaps, data->capsOpaque) < 0)
goto cleanup;
#endif
break;
}
if (!(domCapsXML = virDomainCapsFormat(domCaps)))
goto cleanup;
if (virTestCompareToFile(domCapsXML, path) < 0)
goto cleanup;
ret = 0;
cleanup:
VIR_FREE(domCapsXML);
VIR_FREE(path);
virObjectUnref(domCaps);
return ret;
}
static int
mymain(void)
{
int ret = 0;
#if WITH_BHYVE
unsigned int bhyve_caps = 0;
#endif
#if WITH_QEMU
virQEMUDriverConfigPtr cfg = virQEMUDriverConfigNew(false);
if (!cfg)
return EXIT_FAILURE;
#endif
#define DO_TEST(Name, Emulator, Machine, Arch, Type, CapsType) \
do { \
struct testData data = { \
.name = Name, \
.emulator = Emulator, \
.machine = Machine, \
.arch = Arch, \
.type = Type, \
.capsType = CapsType, \
}; \
if (virTestRun(Name, test_virDomainCapsFormat, &data) < 0) \
ret = -1; \
} while (0)
#define DO_TEST_QEMU(Name, CapsName, Emulator, Machine, Arch, Type) \
do { \
char *name = NULL; \
if (virAsprintf(&name, "qemu_%s%s%s.%s", \
Name, \
Machine ? "-" : "", Machine ? Machine : "", \
Arch) < 0) { \
ret = -1; \
break; \
} \
struct testData data = { \
.name = name, \
.emulator = Emulator, \
.machine = Machine, \
.arch = Arch, \
.type = Type, \
.capsType = CAPS_QEMU, \
.capsName = CapsName, \
.capsOpaque = cfg, \
}; \
if (virTestRun(name, test_virDomainCapsFormat, &data) < 0) \
ret = -1; \
VIR_FREE(name); \
} while (0)
#define DO_TEST_LIBXL(Name, Emulator, Machine, Arch, Type) \
do { \
struct testData data = { \
.name = Name, \
.emulator = Emulator, \
.machine = Machine, \
.arch = Arch, \
.type = Type, \
.capsType = CAPS_LIBXL, \
}; \
if (virTestRun(Name, test_virDomainCapsFormat, &data) < 0) \
ret = -1; \
} while (0)
DO_TEST("basic", "/bin/emulatorbin", "my-machine-type",
"x86_64", VIR_DOMAIN_VIRT_UML, CAPS_NONE);
DO_TEST("full", "/bin/emulatorbin", "my-machine-type",
"x86_64", VIR_DOMAIN_VIRT_KVM, CAPS_ALL);
#define DO_TEST_BHYVE(Name, Emulator, BhyveCaps, Type) \
do { \
char *name = NULL; \
if (virAsprintf(&name, "bhyve_%s.x86_64", Name) < 0) { \
ret = -1; \
break; \
} \
struct testData data = { \
.name = name, \
.emulator = Emulator, \
.arch = "x86_64", \
.type = Type, \
.capsType = CAPS_BHYVE, \
.capsOpaque = BhyveCaps, \
}; \
if (virTestRun(name, test_virDomainCapsFormat, &data) < 0) \
ret = -1; \
VIR_FREE(name); \
} while (0)
#if WITH_QEMU
DO_TEST_QEMU("1.7.0", "caps_1.7.0",
"/usr/bin/qemu-system-x86_64", NULL,
"x86_64", VIR_DOMAIN_VIRT_KVM);
DO_TEST_QEMU("2.6.0", "caps_2.6.0",
"/usr/bin/qemu-system-x86_64", NULL,
"x86_64", VIR_DOMAIN_VIRT_KVM);
DO_TEST_QEMU("2.6.0", "caps_2.6.0-gicv2",
"/usr/bin/qemu-system-aarch64", NULL,
"aarch64", VIR_DOMAIN_VIRT_KVM);
DO_TEST_QEMU("2.6.0-gicv2", "caps_2.6.0-gicv2",
"/usr/bin/qemu-system-aarch64", "virt",
"aarch64", VIR_DOMAIN_VIRT_KVM);
DO_TEST_QEMU("2.6.0-gicv3", "caps_2.6.0-gicv3",
"/usr/bin/qemu-system-aarch64", "virt",
"aarch64", VIR_DOMAIN_VIRT_KVM);
DO_TEST_QEMU("2.6.0", "caps_2.6.0",
"/usr/bin/qemu-system-ppc64", NULL,
"ppc64le", VIR_DOMAIN_VIRT_KVM);
DO_TEST_QEMU("2.8.0", "caps_2.8.0",
"/usr/bin/qemu-system-x86_64", NULL,
"x86_64", VIR_DOMAIN_VIRT_KVM);
DO_TEST_QEMU("2.8.0-tcg", "caps_2.8.0",
"/usr/bin/qemu-system-x86_64", NULL,
"x86_64", VIR_DOMAIN_VIRT_QEMU);
DO_TEST_QEMU("2.9.0", "caps_2.9.0",
"/usr/bin/qemu-system-x86_64", NULL,
"x86_64", VIR_DOMAIN_VIRT_KVM);
DO_TEST_QEMU("2.9.0", "caps_2.9.0",
"/usr/bin/qemu-system-x86_64", "q35",
"x86_64", VIR_DOMAIN_VIRT_KVM);
DO_TEST_QEMU("2.9.0-tcg", "caps_2.9.0",
"/usr/bin/qemu-system-x86_64", NULL,
"x86_64", VIR_DOMAIN_VIRT_QEMU);
DO_TEST_QEMU("2.7.0", "caps_2.7.0",
"/usr/bin/qemu-system-s390x", NULL,
"s390x", VIR_DOMAIN_VIRT_KVM);
DO_TEST_QEMU("2.8.0", "caps_2.8.0",
"/usr/bin/qemu-system-s390x", NULL,
"s390x", VIR_DOMAIN_VIRT_KVM);
virObjectUnref(cfg);
#endif /* WITH_QEMU */
#if WITH_LIBXL
# ifdef LIBXL_HAVE_PVUSB
# define LIBXL_XENPV_CAPS "libxl-xenpv-usb"
# define LIBXL_XENFV_CAPS "libxl-xenfv-usb"
# else
# define LIBXL_XENPV_CAPS "libxl-xenpv"
# define LIBXL_XENFV_CAPS "libxl-xenfv"
# endif
DO_TEST_LIBXL(LIBXL_XENPV_CAPS, "/usr/bin/qemu-system-x86_64",
"xenpv", "x86_64", VIR_DOMAIN_VIRT_XEN);
DO_TEST_LIBXL(LIBXL_XENFV_CAPS, "/usr/bin/qemu-system-x86_64",
"xenfv", "x86_64", VIR_DOMAIN_VIRT_XEN);
#endif /* WITH_LIBXL */
#if WITH_BHYVE
DO_TEST_BHYVE("basic", "/usr/sbin/bhyve", &bhyve_caps, VIR_DOMAIN_VIRT_BHYVE);
bhyve_caps |= BHYVE_CAP_LPC_BOOTROM;
DO_TEST_BHYVE("uefi", "/usr/sbin/bhyve", &bhyve_caps, VIR_DOMAIN_VIRT_BHYVE);
bhyve_caps |= BHYVE_CAP_FBUF;
DO_TEST_BHYVE("fbuf", "/usr/sbin/bhyve", &bhyve_caps, VIR_DOMAIN_VIRT_BHYVE);
#endif /* WITH_BHYVE */
return ret;
}
virCapsPtr testQemuCapsInit(void) {
struct utsname utsname;
virCapsPtr caps;
virCapsGuestPtr guest;
virCapsGuestMachinePtr *machines = NULL;
int nmachines = 0;
static const char *const xen_machines[] = {
"xenner"
};
static virCPUFeatureDef host_cpu_features[] = {
{ (char *) "lahf_lm", -1 },
{ (char *) "xtpr", -1 },
{ (char *) "cx16", -1 },
{ (char *) "tm2", -1 },
{ (char *) "est", -1 },
{ (char *) "vmx", -1 },
{ (char *) "ds_cpl", -1 },
{ (char *) "pbe", -1 },
{ (char *) "tm", -1 },
{ (char *) "ht", -1 },
{ (char *) "ss", -1 },
{ (char *) "acpi", -1 },
{ (char *) "ds", -1 }
};
static virCPUDef host_cpu = {
VIR_CPU_TYPE_HOST, /* type */
0, /* match */
(char *) "x86_64", /* arch */
(char *) "core2duo", /* model */
(char *) "Intel", /* vendor */
1, /* sockets */
2, /* cores */
1, /* threads */
ARRAY_CARDINALITY(host_cpu_features), /* nfeatures */
host_cpu_features /* features */
};
uname (&utsname);
if ((caps = virCapabilitiesNew(utsname.machine,
0, 0)) == NULL)
return NULL;
if ((caps->host.cpu = virCPUDefCopy(&host_cpu)) == NULL ||
(machines = testQemuAllocMachines(&nmachines)) == NULL)
goto cleanup;
caps->ns.parse = qemuDomainDefNamespaceParse;
caps->ns.free = qemuDomainDefNamespaceFree;
caps->ns.format = qemuDomainDefNamespaceFormatXML;
caps->ns.href = qemuDomainDefNamespaceHref;
if ((guest = virCapabilitiesAddGuest(caps, "hvm", "i686", 32,
"/usr/bin/qemu", NULL,
nmachines, machines)) == NULL)
goto cleanup;
machines = NULL;
if (virCapabilitiesAddGuestDomain(guest,
"qemu",
NULL,
NULL,
0,
NULL) == NULL)
goto cleanup;
if ((machines = testQemuAllocNewerMachines(&nmachines)) == NULL)
goto cleanup;
if ((guest = virCapabilitiesAddGuest(caps, "hvm", "x86_64", 64,
"/usr/bin/qemu-system-x86_64", NULL,
nmachines, machines)) == NULL)
goto cleanup;
machines = NULL;
if (virCapabilitiesAddGuestDomain(guest,
"qemu",
NULL,
NULL,
0,
NULL) == NULL)
goto cleanup;
if ((machines = testQemuAllocMachines(&nmachines)) == NULL)
goto cleanup;
if (virCapabilitiesAddGuestDomain(guest,
"kvm",
"/usr/bin/kvm",
NULL,
nmachines,
machines) == NULL)
goto cleanup;
machines = NULL;
nmachines = ARRAY_CARDINALITY(xen_machines);
if ((machines = virCapabilitiesAllocMachines(xen_machines, nmachines)) == NULL)
goto cleanup;
if ((guest = virCapabilitiesAddGuest(caps, "xen", "x86_64", 64,
"/usr/bin/xenner", NULL,
nmachines, machines)) == NULL)
goto cleanup;
machines = NULL;
if (virCapabilitiesAddGuestDomain(guest,
"kvm",
"/usr/bin/kvm",
NULL,
0,
NULL) == NULL)
goto cleanup;
if (virTestGetDebug()) {
char *caps_str;
caps_str = virCapabilitiesFormatXML(caps);
if (!caps_str)
goto cleanup;
fprintf(stderr, "QEMU driver capabilities:\n%s", caps_str);
VIR_FREE(caps_str);
}
return caps;
cleanup:
virCapabilitiesFreeMachines(machines, nmachines);
virCapabilitiesFree(caps);
return NULL;
}
/* Functions */
virCapsPtr virLXCDriverCapsInit(virLXCDriverPtr driver)
{
virCapsPtr caps;
virCapsGuestPtr guest;
virArch altArch;
char *lxc_path = NULL;
if ((caps = virCapabilitiesNew(virArchFromHost(),
false, false)) == NULL)
goto error;
/* Some machines have problematic NUMA toplogy causing
* unexpected failures. We don't want to break the lxc
* driver in this scenario, so log errors & carry on
*/
if (nodeCapsInitNUMA(caps) < 0) {
virCapabilitiesFreeNUMAInfo(caps);
VIR_WARN("Failed to query host NUMA topology, disabling NUMA capabilities");
}
/* Only probe for power management capabilities in the driver,
* not in the emulator */
if (driver && virNodeSuspendGetTargetMask(&caps->host.powerMgmt) < 0)
VIR_WARN("Failed to get host power management capabilities");
if (virGetHostUUID(caps->host.host_uuid)) {
virReportError(VIR_ERR_INTERNAL_ERROR,
"%s", _("cannot get the host uuid"));
goto error;
}
if (!(lxc_path = virFileFindResource("libvirt_lxc",
abs_topbuilddir "/src",
LIBEXECDIR)))
goto error;
if ((guest = virCapabilitiesAddGuest(caps,
VIR_DOMAIN_OSTYPE_EXE,
caps->host.arch,
lxc_path,
NULL,
0,
NULL)) == NULL)
goto error;
if (virCapabilitiesAddGuestDomain(guest,
VIR_DOMAIN_VIRT_LXC,
NULL,
NULL,
0,
NULL) == NULL)
goto error;
/* On 64-bit hosts, we can use personality() to request a 32bit process */
if ((altArch = lxcContainerGetAlt32bitArch(caps->host.arch)) != VIR_ARCH_NONE) {
if ((guest = virCapabilitiesAddGuest(caps,
VIR_DOMAIN_OSTYPE_EXE,
altArch,
lxc_path,
NULL,
0,
NULL)) == NULL)
goto error;
if (virCapabilitiesAddGuestDomain(guest,
VIR_DOMAIN_VIRT_LXC,
NULL,
NULL,
0,
NULL) == NULL)
goto error;
}
VIR_FREE(lxc_path);
if (driver) {
/* Security driver data */
const char *doi, *model, *label, *type;
doi = virSecurityManagerGetDOI(driver->securityManager);
model = virSecurityManagerGetModel(driver->securityManager);
label = virSecurityManagerGetBaseLabel(driver->securityManager,
VIR_DOMAIN_VIRT_LXC);
type = virDomainVirtTypeToString(VIR_DOMAIN_VIRT_LXC);
/* Allocate the primary security driver for LXC. */
if (VIR_ALLOC(caps->host.secModels) < 0)
goto error;
caps->host.nsecModels = 1;
if (VIR_STRDUP(caps->host.secModels[0].model, model) < 0)
goto error;
if (VIR_STRDUP(caps->host.secModels[0].doi, doi) < 0)
goto error;
if (label &&
virCapabilitiesHostSecModelAddBaseLabel(&caps->host.secModels[0],
type,
label) < 0)
goto error;
VIR_DEBUG("Initialized caps for security driver \"%s\" with "
"DOI \"%s\"", model, doi);
} else {
VIR_INFO("No driver, not initializing security driver");
}
return caps;
error:
VIR_FREE(lxc_path);
virObjectUnref(caps);
return NULL;
}
virCapsPtr testQemuCapsInit(void)
{
virCapsPtr caps;
virCapsGuestPtr guest;
virCapsGuestMachinePtr *machines = NULL;
int nmachines = 0;
if (!(caps = virCapabilitiesNew(VIR_ARCH_X86_64, false, false)))
return NULL;
/* Add dummy 'none' security_driver. This is equal to setting
* security_driver = "none" in qemu.conf. */
if (VIR_ALLOC_N(caps->host.secModels, 1) < 0)
goto cleanup;
caps->host.nsecModels = 1;
if (VIR_STRDUP(caps->host.secModels[0].model, "none") < 0 ||
VIR_STRDUP(caps->host.secModels[0].doi, "0") < 0)
goto cleanup;
if (!(cpuDefault = virCPUDefCopy(&cpuDefaultData)) ||
!(cpuHaswell = virCPUDefCopy(&cpuHaswellData)))
goto cleanup;
caps->host.cpu = cpuDefault;
caps->host.nnumaCell_max = 4;
if ((machines = testQemuAllocMachines(&nmachines)) == NULL)
goto cleanup;
if ((guest = virCapabilitiesAddGuest(caps, VIR_DOMAIN_OSTYPE_HVM, VIR_ARCH_I686,
"/usr/bin/qemu", NULL,
nmachines, machines)) == NULL ||
!virCapabilitiesAddGuestFeature(guest, "cpuselection", true, false))
goto cleanup;
machines = NULL;
if (virCapabilitiesAddGuestDomain(guest,
VIR_DOMAIN_VIRT_QEMU,
NULL,
NULL,
0,
NULL) == NULL)
goto cleanup;
if ((machines = testQemuAllocMachines(&nmachines)) == NULL)
goto cleanup;
if (virCapabilitiesAddGuestDomain(guest,
VIR_DOMAIN_VIRT_KVM,
"/usr/bin/qemu-kvm",
NULL,
nmachines,
machines) == NULL)
goto cleanup;
machines = NULL;
if ((machines = testQemuAllocNewerMachines(&nmachines)) == NULL)
goto cleanup;
if ((guest = virCapabilitiesAddGuest(caps, VIR_DOMAIN_OSTYPE_HVM, VIR_ARCH_X86_64,
"/usr/bin/qemu-system-x86_64", NULL,
nmachines, machines)) == NULL ||
!virCapabilitiesAddGuestFeature(guest, "cpuselection", true, false))
goto cleanup;
machines = NULL;
if (virCapabilitiesAddGuestDomain(guest,
VIR_DOMAIN_VIRT_QEMU,
NULL,
NULL,
0,
NULL) == NULL)
goto cleanup;
if ((machines = testQemuAllocMachines(&nmachines)) == NULL)
goto cleanup;
if (virCapabilitiesAddGuestDomain(guest,
VIR_DOMAIN_VIRT_KVM,
"/usr/bin/kvm",
NULL,
nmachines,
machines) == NULL)
goto cleanup;
machines = NULL;
if (virCapabilitiesAddGuestDomain(guest,
VIR_DOMAIN_VIRT_KVM,
"/usr/bin/kvm",
NULL,
0,
NULL) == NULL)
goto cleanup;
if (testQemuAddPPC64Guest(caps))
goto cleanup;
if (testQemuAddPPC64LEGuest(caps))
goto cleanup;
if (testQemuAddPPCGuest(caps))
goto cleanup;
if (testQemuAddS390Guest(caps))
goto cleanup;
if (testQemuAddArmGuest(caps))
goto cleanup;
if (testQemuAddAARCH64Guest(caps))
goto cleanup;
if (virTestGetDebug()) {
char *caps_str;
caps_str = virCapabilitiesFormatXML(caps);
if (!caps_str)
goto cleanup;
VIR_TEST_DEBUG("QEMU driver capabilities:\n%s", caps_str);
VIR_FREE(caps_str);
}
return caps;
cleanup:
virCapabilitiesFreeMachines(machines, nmachines);
if (caps->host.cpu != cpuDefault)
virCPUDefFree(cpuDefault);
if (caps->host.cpu != cpuHaswell)
virCPUDefFree(cpuHaswell);
virObjectUnref(caps);
return NULL;
}
static virCapsPtr
parallelsBuildCapabilities(void)
{
virCapsPtr caps = NULL;
virCPUDefPtr cpu = NULL;
virCPUDataPtr data = NULL;
virCapsGuestPtr guest;
virNodeInfo nodeinfo;
if ((caps = virCapabilitiesNew(virArchFromHost(),
false, false)) == NULL)
return NULL;
if (nodeCapsInitNUMA(caps) < 0)
goto error;
if ((guest = virCapabilitiesAddGuest(caps, "hvm",
VIR_ARCH_X86_64,
"parallels",
NULL, 0, NULL)) == NULL)
goto error;
if ((guest = virCapabilitiesAddGuest(caps, "hvm",
VIR_ARCH_I686,
"parallels",
NULL, 0, NULL)) == NULL)
goto error;
if (virCapabilitiesAddGuestDomain(guest,
"parallels", NULL, NULL, 0, NULL) == NULL)
goto error;
if ((guest = virCapabilitiesAddGuest(caps, "exe",
VIR_ARCH_X86_64,
"parallels",
NULL, 0, NULL)) == NULL)
goto error;
if (virCapabilitiesAddGuestDomain(guest,
"parallels", NULL, NULL, 0, NULL) == NULL)
goto error;
if (nodeGetInfo(&nodeinfo))
goto error;
if (VIR_ALLOC(cpu) < 0)
goto error;
cpu->arch = caps->host.arch;
cpu->type = VIR_CPU_TYPE_HOST;
cpu->sockets = nodeinfo.sockets;
cpu->cores = nodeinfo.cores;
cpu->threads = nodeinfo.threads;
caps->host.cpu = cpu;
if (!(data = cpuNodeData(cpu->arch))
|| cpuDecode(cpu, data, NULL, 0, NULL) < 0) {
goto cleanup;
}
cleanup:
cpuDataFree(data);
return caps;
error:
virObjectUnref(caps);
goto cleanup;
}
virCapsPtr
vmwareCapsInit(void)
{
virCapsPtr caps = NULL;
virCapsGuestPtr guest = NULL;
virCPUDefPtr cpu = NULL;
virCPUDataPtr data = NULL;
if ((caps = virCapabilitiesNew(virArchFromHost(),
0, 0)) == NULL)
goto error;
if (nodeCapsInitNUMA(caps) < 0)
goto error;
/* i686 guests are always supported */
if ((guest = virCapabilitiesAddGuest(caps,
"hvm",
VIR_ARCH_I686,
NULL, NULL, 0, NULL)) == NULL)
goto error;
if (virCapabilitiesAddGuestDomain(guest,
"vmware",
NULL, NULL, 0, NULL) == NULL)
goto error;
if (VIR_ALLOC(cpu) < 0)
goto error;
cpu->arch = caps->host.arch;
cpu->type = VIR_CPU_TYPE_HOST;
if (!(data = cpuNodeData(cpu->arch))
|| cpuDecode(cpu, data, NULL, 0, NULL) < 0) {
goto error;
}
/* x86_64 guests are supported if
* - Host arch is x86_64
* Or
* - Host CPU is x86_64 with virtualization extensions
*/
if (caps->host.arch == VIR_ARCH_X86_64 ||
(cpuHasFeature(data, "lm") &&
(cpuHasFeature(data, "vmx") ||
cpuHasFeature(data, "svm")))) {
if ((guest = virCapabilitiesAddGuest(caps,
"hvm",
VIR_ARCH_X86_64,
NULL, NULL, 0, NULL)) == NULL)
goto error;
if (virCapabilitiesAddGuestDomain(guest,
"vmware",
NULL, NULL, 0, NULL) == NULL)
goto error;
}
cleanup:
virCPUDefFree(cpu);
cpuDataFree(data);
return caps;
error:
virObjectUnref(caps);
goto cleanup;
}
/* Functions */
virCapsPtr lxcCapsInit(virLXCDriverPtr driver)
{
virCapsPtr caps;
virCapsGuestPtr guest;
virArch altArch;
if ((caps = virCapabilitiesNew(virArchFromHost(),
0, 0)) == NULL)
goto error;
/* Some machines have problematic NUMA toplogy causing
* unexpected failures. We don't want to break the QEMU
* driver in this scenario, so log errors & carry on
*/
if (nodeCapsInitNUMA(caps) < 0) {
virCapabilitiesFreeNUMAInfo(caps);
VIR_WARN("Failed to query host NUMA topology, disabling NUMA capabilities");
}
if (virNodeSuspendGetTargetMask(&caps->host.powerMgmt) < 0)
VIR_WARN("Failed to get host power management capabilities");
if (virGetHostUUID(caps->host.host_uuid)) {
virReportError(VIR_ERR_INTERNAL_ERROR,
"%s", _("cannot get the host uuid"));
goto error;
}
if ((guest = virCapabilitiesAddGuest(caps,
"exe",
caps->host.arch,
LIBEXECDIR "/libvirt_lxc",
NULL,
0,
NULL)) == NULL)
goto error;
if (virCapabilitiesAddGuestDomain(guest,
"lxc",
NULL,
NULL,
0,
NULL) == NULL)
goto error;
/* On 64-bit hosts, we can use personality() to request a 32bit process */
if ((altArch = lxcContainerGetAlt32bitArch(caps->host.arch)) != VIR_ARCH_NONE) {
if ((guest = virCapabilitiesAddGuest(caps,
"exe",
altArch,
LIBEXECDIR "/libvirt_lxc",
NULL,
0,
NULL)) == NULL)
goto error;
if (virCapabilitiesAddGuestDomain(guest,
"lxc",
NULL,
NULL,
0,
NULL) == NULL)
goto error;
}
if (driver) {
/* Security driver data */
const char *doi, *model;
doi = virSecurityManagerGetDOI(driver->securityManager);
model = virSecurityManagerGetModel(driver->securityManager);
if (STRNEQ(model, "none")) {
/* Allocate just the primary security driver for LXC. */
if (VIR_ALLOC(caps->host.secModels) < 0)
goto no_memory;
caps->host.nsecModels = 1;
if (VIR_STRDUP(caps->host.secModels[0].model, model) < 0)
goto error;
if (VIR_STRDUP(caps->host.secModels[0].doi, doi) < 0)
goto error;
}
VIR_DEBUG("Initialized caps for security driver \"%s\" with "
"DOI \"%s\"", model, doi);
} else {
VIR_INFO("No driver, not initializing security driver");
}
return caps;
no_memory:
virReportOOMError();
error:
virObjectUnref(caps);
return NULL;
}
virCapsPtr testQemuCapsInit(void) {
virCapsPtr caps;
virCapsGuestPtr guest;
virCapsGuestMachinePtr *machines = NULL;
int nmachines = 0;
static const char *const xen_machines[] = {
"xenner"
};
static virCPUFeatureDef host_cpu_features[] = {
{ (char *) "lahf_lm", -1 },
{ (char *) "xtpr", -1 },
{ (char *) "cx16", -1 },
{ (char *) "tm2", -1 },
{ (char *) "est", -1 },
{ (char *) "vmx", -1 },
{ (char *) "ds_cpl", -1 },
{ (char *) "pbe", -1 },
{ (char *) "tm", -1 },
{ (char *) "ht", -1 },
{ (char *) "ss", -1 },
{ (char *) "acpi", -1 },
{ (char *) "ds", -1 }
};
static virCPUDef host_cpu = {
VIR_CPU_TYPE_HOST, /* type */
0, /* mode */
0, /* match */
VIR_ARCH_X86_64, /* arch */
(char *) "core2duo", /* model */
NULL, /* vendor_id */
0, /* fallback */
(char *) "Intel", /* vendor */
1, /* sockets */
2, /* cores */
1, /* threads */
ARRAY_CARDINALITY(host_cpu_features), /* nfeatures */
ARRAY_CARDINALITY(host_cpu_features), /* nfeatures_max */
host_cpu_features, /* features */
0, /* ncells */
0, /* ncells_max */
NULL, /* cells */
0, /* cells_cpus */
};
if ((caps = virCapabilitiesNew(host_cpu.arch,
0, 0)) == NULL)
return NULL;
if ((caps->host.cpu = virCPUDefCopy(&host_cpu)) == NULL ||
(machines = testQemuAllocMachines(&nmachines)) == NULL)
goto cleanup;
if ((guest = virCapabilitiesAddGuest(caps, "hvm", VIR_ARCH_I686,
"/usr/bin/qemu", NULL,
nmachines, machines)) == NULL ||
!virCapabilitiesAddGuestFeature(guest, "cpuselection", 1, 0))
goto cleanup;
machines = NULL;
if (virCapabilitiesAddGuestDomain(guest,
"qemu",
NULL,
NULL,
0,
NULL) == NULL)
goto cleanup;
if ((machines = testQemuAllocNewerMachines(&nmachines)) == NULL)
goto cleanup;
if ((guest = virCapabilitiesAddGuest(caps, "hvm", VIR_ARCH_X86_64,
"/usr/bin/qemu-system-x86_64", NULL,
nmachines, machines)) == NULL ||
!virCapabilitiesAddGuestFeature(guest, "cpuselection", 1, 0))
goto cleanup;
machines = NULL;
if (virCapabilitiesAddGuestDomain(guest,
"qemu",
NULL,
NULL,
0,
NULL) == NULL)
goto cleanup;
if ((machines = testQemuAllocMachines(&nmachines)) == NULL)
goto cleanup;
if (virCapabilitiesAddGuestDomain(guest,
"kvm",
"/usr/bin/kvm",
NULL,
nmachines,
machines) == NULL)
goto cleanup;
machines = NULL;
nmachines = ARRAY_CARDINALITY(xen_machines);
if ((machines = virCapabilitiesAllocMachines(xen_machines, nmachines)) == NULL)
goto cleanup;
if ((guest = virCapabilitiesAddGuest(caps, "xen", VIR_ARCH_X86_64,
"/usr/bin/xenner", NULL,
nmachines, machines)) == NULL)
goto cleanup;
machines = NULL;
if (virCapabilitiesAddGuestDomain(guest,
"kvm",
"/usr/bin/kvm",
NULL,
0,
NULL) == NULL)
goto cleanup;
if (testQemuAddPPC64Guest(caps))
goto cleanup;
if (testQemuAddPPCGuest(caps))
goto cleanup;
if (testQemuAddS390Guest(caps))
goto cleanup;
if (virTestGetDebug()) {
char *caps_str;
caps_str = virCapabilitiesFormatXML(caps);
if (!caps_str)
goto cleanup;
fprintf(stderr, "QEMU driver capabilities:\n%s", caps_str);
VIR_FREE(caps_str);
}
return caps;
cleanup:
virCapabilitiesFreeMachines(machines, nmachines);
virObjectUnref(caps);
return NULL;
}
static virCapsPtr
buildVirCapabilities(int max_cells,
int max_cpus_in_cell,
int max_mem_in_cell)
{
virCapsPtr caps;
virCapsHostNUMACellCPUPtr cell_cpus = NULL;
virCapsHostNUMACellSiblingInfoPtr siblings = NULL;
int core_id, cell_id, nsiblings;
int id;
size_t i;
if ((caps = virCapabilitiesNew(VIR_ARCH_X86_64, 0, 0)) == NULL)
goto error;
id = 0;
for (cell_id = 0; cell_id < max_cells; cell_id++) {
if (VIR_ALLOC_N(cell_cpus, max_cpus_in_cell) < 0)
goto error;
for (core_id = 0; core_id < max_cpus_in_cell; core_id++) {
cell_cpus[core_id].id = id;
cell_cpus[core_id].socket_id = cell_id;
cell_cpus[core_id].core_id = id + core_id;
if (!(cell_cpus[core_id].siblings =
virBitmapNew(max_cpus_in_cell)))
goto error;
ignore_value(virBitmapSetBit(cell_cpus[core_id].siblings, id));
}
id++;
if (VIR_ALLOC_N(siblings, max_cells) < 0)
goto error;
nsiblings = max_cells;
for (i = 0; i < nsiblings; i++) {
siblings[i].node = i;
/* Some magical constants, see virNumaGetDistances()
* for their description. */
siblings[i].distance = cell_id == i ? 10 : 20;
}
if (virCapabilitiesAddHostNUMACell(caps, cell_id,
max_mem_in_cell,
max_cpus_in_cell, cell_cpus,
nsiblings, siblings,
0, NULL) < 0)
goto error;
cell_cpus = NULL;
siblings = NULL;
}
return caps;
error:
virCapabilitiesClearHostNUMACellCPUTopology(cell_cpus, max_cpus_in_cell);
VIR_FREE(cell_cpus);
VIR_FREE(siblings);
virObjectUnref(caps);
return NULL;
}
static int
fillQemuCaps(virDomainCapsPtr domCaps,
const char *name,
const char *arch,
const char *machine,
virQEMUDriverConfigPtr cfg)
{
int ret = -1;
char *path = NULL;
virCapsPtr caps = NULL;
virQEMUCapsPtr qemuCaps = NULL;
virDomainCapsLoaderPtr loader = &domCaps->os.loader;
if (!(caps = virCapabilitiesNew(domCaps->arch, false, false)) ||
fakeHostCPU(caps, domCaps->arch) < 0)
goto cleanup;
if (virAsprintf(&path, "%s/qemucapabilitiesdata/%s.%s.xml",
abs_srcdir, name, arch) < 0 ||
!(qemuCaps = qemuTestParseCapabilities(caps, path)))
goto cleanup;
if (machine &&
VIR_STRDUP(domCaps->machine,
virQEMUCapsGetCanonicalMachine(qemuCaps, machine)) < 0)
goto cleanup;
if (!domCaps->machine &&
VIR_STRDUP(domCaps->machine,
virQEMUCapsGetDefaultMachine(qemuCaps)) < 0)
goto cleanup;
if (virQEMUCapsFillDomainCaps(caps, domCaps, qemuCaps,
cfg->firmwares,
cfg->nfirmwares) < 0)
goto cleanup;
/* The function above tries to query host's KVM & VFIO capabilities by
* calling qemuHostdevHostSupportsPassthroughLegacy() and
* qemuHostdevHostSupportsPassthroughVFIO() which, however, can't be
* successfully mocked as they are not exposed as internal APIs. Therefore,
* instead of mocking set the expected values here by hand. */
VIR_DOMAIN_CAPS_ENUM_SET(domCaps->hostdev.pciBackend,
VIR_DOMAIN_HOSTDEV_PCI_BACKEND_DEFAULT,
VIR_DOMAIN_HOSTDEV_PCI_BACKEND_KVM,
VIR_DOMAIN_HOSTDEV_PCI_BACKEND_VFIO);
/* As of f05b6a918e28 we are expecting to see OVMF_CODE.fd file which
* may not exists everywhere. */
while (loader->values.nvalues)
VIR_FREE(loader->values.values[--loader->values.nvalues]);
if (fillStringValues(&loader->values,
"/usr/share/AAVMF/AAVMF_CODE.fd",
"/usr/share/OVMF/OVMF_CODE.fd",
NULL) < 0)
goto cleanup;
ret = 0;
cleanup:
virObjectUnref(caps);
virObjectUnref(qemuCaps);
VIR_FREE(path);
return ret;
}
virCapsPtr testQemuCapsInit(void)
{
virCapsPtr caps;
if (!(caps = virCapabilitiesNew(VIR_ARCH_X86_64, false, false)))
return NULL;
/* Add dummy 'none' security_driver. This is equal to setting
* security_driver = "none" in qemu.conf. */
if (VIR_ALLOC_N(caps->host.secModels, 1) < 0)
goto cleanup;
caps->host.nsecModels = 1;
if (VIR_STRDUP(caps->host.secModels[0].model, "none") < 0 ||
VIR_STRDUP(caps->host.secModels[0].doi, "0") < 0)
goto cleanup;
if (!(cpuDefault = virCPUDefCopy(&cpuDefaultData)) ||
!(cpuHaswell = virCPUDefCopy(&cpuHaswellData)) ||
!(cpuPower8 = virCPUDefCopy(&cpuPower8Data)) ||
!(cpuPower9 = virCPUDefCopy(&cpuPower9Data)))
goto cleanup;
qemuTestSetHostCPU(caps, NULL);
caps->host.nnumaCell_max = 4;
if (testQemuAddI686Guest(caps) < 0)
goto cleanup;
if (testQemuAddX86_64Guest(caps) < 0)
goto cleanup;
if (testQemuAddPPC64Guest(caps))
goto cleanup;
if (testQemuAddPPC64LEGuest(caps))
goto cleanup;
if (testQemuAddPPCGuest(caps))
goto cleanup;
if (testQemuAddS390Guest(caps))
goto cleanup;
if (testQemuAddArmGuest(caps))
goto cleanup;
if (testQemuAddAARCH64Guest(caps))
goto cleanup;
if (virTestGetDebug()) {
char *caps_str;
caps_str = virCapabilitiesFormatXML(caps);
if (!caps_str)
goto cleanup;
VIR_TEST_DEBUG("QEMU driver capabilities:\n%s", caps_str);
VIR_FREE(caps_str);
}
return caps;
cleanup:
caps->host.cpu = NULL;
virCPUDefFree(cpuDefault);
virCPUDefFree(cpuHaswell);
virCPUDefFree(cpuPower8);
virObjectUnref(caps);
return NULL;
}
