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libvirt/tests/testutilsqemu.c

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#include <config.h>
#ifdef WITH_QEMU
# include <stdlib.h>
# include "testutilsqemu.h"
# include "testutils.h"
# include "viralloc.h"
# include "cpu_conf.h"
# include "qemu/qemu_driver.h"
# include "qemu/qemu_domain.h"
# define __QEMU_CAPSPRIV_H_ALLOW__
# include "qemu/qemu_capspriv.h"
# include "virstring.h"
# define VIR_FROM_THIS VIR_FROM_QEMU
virCPUDefPtr cpuDefault;
virCPUDefPtr cpuHaswell;
virCPUDefPtr cpuPower8;
virCPUDefPtr cpuPower9;
static virCPUFeatureDef cpuDefaultFeatures[] = {
{ (char *) "ds", -1 },
{ (char *) "acpi", -1 },
{ (char *) "ss", -1 },
{ (char *) "ht", -1 },
{ (char *) "tm", -1 },
{ (char *) "pbe", -1 },
{ (char *) "ds_cpl", -1 },
{ (char *) "vmx", -1 },
{ (char *) "est", -1 },
{ (char *) "tm2", -1 },
{ (char *) "cx16", -1 },
{ (char *) "xtpr", -1 },
{ (char *) "lahf_lm", -1 },
};
static virCPUDef cpuDefaultData = {
.type = VIR_CPU_TYPE_HOST,
.arch = VIR_ARCH_X86_64,
.model = (char *) "core2duo",
.vendor = (char *) "Intel",
.sockets = 1,
.cores = 2,
.threads = 1,
.nfeatures = ARRAY_CARDINALITY(cpuDefaultFeatures),
.nfeatures_max = ARRAY_CARDINALITY(cpuDefaultFeatures),
.features = cpuDefaultFeatures,
};
static virCPUFeatureDef cpuHaswellFeatures[] = {
{ (char *) "vme", -1 },
{ (char *) "ds", -1 },
{ (char *) "acpi", -1 },
{ (char *) "ss", -1 },
{ (char *) "ht", -1 },
{ (char *) "tm", -1 },
{ (char *) "pbe", -1 },
{ (char *) "dtes64", -1 },
{ (char *) "monitor", -1 },
{ (char *) "ds_cpl", -1 },
{ (char *) "vmx", -1 },
{ (char *) "smx", -1 },
{ (char *) "est", -1 },
{ (char *) "tm2", -1 },
{ (char *) "xtpr", -1 },
{ (char *) "pdcm", -1 },
{ (char *) "osxsave", -1 },
{ (char *) "f16c", -1 },
{ (char *) "rdrand", -1 },
{ (char *) "cmt", -1 },
{ (char *) "pdpe1gb", -1 },
{ (char *) "abm", -1 },
{ (char *) "invtsc", -1 },
{ (char *) "lahf_lm", -1 },
};
static virCPUDef cpuHaswellData = {
.type = VIR_CPU_TYPE_HOST,
.arch = VIR_ARCH_X86_64,
.model = (char *) "Haswell",
.vendor = (char *) "Intel",
.sockets = 1,
.cores = 2,
.threads = 2,
.nfeatures = ARRAY_CARDINALITY(cpuHaswellFeatures),
.nfeatures_max = ARRAY_CARDINALITY(cpuHaswellFeatures),
.features = cpuHaswellFeatures,
};
static virCPUDef cpuPower8Data = {
.type = VIR_CPU_TYPE_HOST,
.arch = VIR_ARCH_PPC64,
.model = (char *) "POWER8",
.sockets = 1,
.cores = 8,
.threads = 8,
};
static virCPUDef cpuPower9Data = {
.type = VIR_CPU_TYPE_HOST,
.arch = VIR_ARCH_PPC64,
.model = (char *) "POWER9",
.sockets = 1,
.cores = 16,
.threads = 1,
};
typedef enum {
TEST_UTILS_QEMU_BIN_I686,
TEST_UTILS_QEMU_BIN_X86_64,
TEST_UTILS_QEMU_BIN_AARCH64,
TEST_UTILS_QEMU_BIN_ARM,
TEST_UTILS_QEMU_BIN_PPC64,
TEST_UTILS_QEMU_BIN_PPC,
TEST_UTILS_QEMU_BIN_S390X
} QEMUBinType;
static const char *QEMUBinList[] = {
"/usr/bin/qemu-system-i686",
"/usr/bin/qemu-system-x86_64",
"/usr/bin/qemu-system-aarch64",
"/usr/bin/qemu-system-arm",
"/usr/bin/qemu-system-ppc64",
"/usr/bin/qemu-system-ppc",
"/usr/bin/qemu-system-s390x"
};
static virCapsGuestMachinePtr *testQemuAllocMachines(int *nmachines)
{
virCapsGuestMachinePtr *machines;
static const char *const x86_machines[] = {
"pc", "isapc"
};
machines = virCapabilitiesAllocMachines(x86_machines,
ARRAY_CARDINALITY(x86_machines));
if (machines == NULL)
return NULL;
*nmachines = ARRAY_CARDINALITY(x86_machines);
return machines;
}
/* Newer versions of qemu have versioned machine types to allow
* compatibility with older releases.
* The 'pc' machine type is an alias of the newest machine type.
*/
static virCapsGuestMachinePtr *testQemuAllocNewerMachines(int *nmachines)
{
virCapsGuestMachinePtr *machines;
char *canonical;
static const char *const x86_machines[] = {
"pc-0.11", "pc", "pc-0.10", "isapc"
};
if (VIR_STRDUP(canonical, x86_machines[0]) < 0)
return NULL;
machines = virCapabilitiesAllocMachines(x86_machines,
ARRAY_CARDINALITY(x86_machines));
if (machines == NULL) {
VIR_FREE(canonical);
return NULL;
}
machines[1]->canonical = canonical;
*nmachines = ARRAY_CARDINALITY(x86_machines);
return machines;
}
static int
testQemuAddI686Guest(virCapsPtr caps)
{
int nmachines = 0;
virCapsGuestMachinePtr *machines = NULL;
virCapsGuestPtr guest;
if (!(machines = testQemuAllocMachines(&nmachines)))
goto error;
if (!(guest = virCapabilitiesAddGuest(caps,
VIR_DOMAIN_OSTYPE_HVM,
VIR_ARCH_I686,
QEMUBinList[TEST_UTILS_QEMU_BIN_I686],
NULL,
nmachines,
machines)))
goto error;
if (!virCapabilitiesAddGuestFeature(guest, "cpuselection", true, false))
goto error;
machines = NULL;
if (!virCapabilitiesAddGuestDomain(guest,
VIR_DOMAIN_VIRT_QEMU,
NULL,
NULL,
0,
NULL))
goto error;
if (!(machines = testQemuAllocMachines(&nmachines)))
goto error;
if (!virCapabilitiesAddGuestDomain(guest,
VIR_DOMAIN_VIRT_KVM,
QEMUBinList[TEST_UTILS_QEMU_BIN_I686],
NULL,
nmachines,
machines))
goto error;
return 0;
error:
virCapabilitiesFreeMachines(machines, nmachines);
return -1;
}
static int
testQemuAddX86_64Guest(virCapsPtr caps)
{
int nmachines = 0;
virCapsGuestMachinePtr *machines = NULL;
virCapsGuestPtr guest;
if (!(machines = testQemuAllocNewerMachines(&nmachines)))
goto error;
if (!(guest = virCapabilitiesAddGuest(caps,
VIR_DOMAIN_OSTYPE_HVM,
VIR_ARCH_X86_64,
QEMUBinList[TEST_UTILS_QEMU_BIN_X86_64],
NULL,
nmachines,
machines)))
goto error;
if (!virCapabilitiesAddGuestFeature(guest, "cpuselection", true, false))
goto error;
machines = NULL;
if (!virCapabilitiesAddGuestDomain(guest,
VIR_DOMAIN_VIRT_QEMU,
NULL,
NULL,
0,
NULL))
goto error;
if (!(machines = testQemuAllocMachines(&nmachines)))
goto error;
if (!virCapabilitiesAddGuestDomain(guest,
VIR_DOMAIN_VIRT_KVM,
QEMUBinList[TEST_UTILS_QEMU_BIN_X86_64],
NULL,
nmachines,
machines))
goto error;
machines = NULL;
if (!virCapabilitiesAddGuestDomain(guest,
VIR_DOMAIN_VIRT_KVM,
QEMUBinList[TEST_UTILS_QEMU_BIN_X86_64],
NULL,
0,
NULL))
goto error;
return 0;
error:
virCapabilitiesFreeMachines(machines, nmachines);
return -1;
}
static int testQemuAddPPC64Guest(virCapsPtr caps)
{
static const char *machine[] = { "pseries" };
virCapsGuestMachinePtr *machines = NULL;
virCapsGuestPtr guest;
machines = virCapabilitiesAllocMachines(machine, 1);
if (!machines)
goto error;
guest = virCapabilitiesAddGuest(caps, VIR_DOMAIN_OSTYPE_HVM, VIR_ARCH_PPC64,
QEMUBinList[TEST_UTILS_QEMU_BIN_PPC64],
NULL, 1, machines);
if (!guest)
goto error;
if (!virCapabilitiesAddGuestDomain(guest, VIR_DOMAIN_VIRT_QEMU, NULL, NULL, 0, NULL))
goto error;
return 0;
error:
/* No way to free a guest? */
virCapabilitiesFreeMachines(machines, 1);
return -1;
}
static int testQemuAddPPC64LEGuest(virCapsPtr caps)
{
static const char *machine[] = { "pseries" };
virCapsGuestMachinePtr *machines = NULL;
virCapsGuestPtr guest;
machines = virCapabilitiesAllocMachines(machine, 1);
if (!machines)
goto error;
guest = virCapabilitiesAddGuest(caps, VIR_DOMAIN_OSTYPE_HVM, VIR_ARCH_PPC64LE,
QEMUBinList[TEST_UTILS_QEMU_BIN_PPC64],
NULL, 1, machines);
if (!guest)
goto error;
if (!virCapabilitiesAddGuestDomain(guest, VIR_DOMAIN_VIRT_QEMU, NULL, NULL, 0, NULL))
goto error;
return 0;
error:
/* No way to free a guest? */
virCapabilitiesFreeMachines(machines, 1);
return -1;
}
static int testQemuAddPPCGuest(virCapsPtr caps)
{
static const char *machine[] = { "g3beige",
"mac99",
"prep",
"ppce500" };
virCapsGuestMachinePtr *machines = NULL;
virCapsGuestPtr guest;
machines = virCapabilitiesAllocMachines(machine, 1);
if (!machines)
goto error;
guest = virCapabilitiesAddGuest(caps, VIR_DOMAIN_OSTYPE_HVM, VIR_ARCH_PPC,
QEMUBinList[TEST_UTILS_QEMU_BIN_PPC],
NULL, 1, machines);
if (!guest)
goto error;
if (!virCapabilitiesAddGuestDomain(guest, VIR_DOMAIN_VIRT_QEMU, NULL, NULL, 0, NULL))
goto error;
return 0;
error:
/* No way to free a guest? */
virCapabilitiesFreeMachines(machines, 1);
return -1;
}
static int testQemuAddS390Guest(virCapsPtr caps)
{
static const char *s390_machines[] = { "s390-virtio",
"s390-ccw-virtio" };
virCapsGuestMachinePtr *machines = NULL;
virCapsGuestPtr guest;
machines = virCapabilitiesAllocMachines(s390_machines,
ARRAY_CARDINALITY(s390_machines));
if (!machines)
goto error;
guest = virCapabilitiesAddGuest(caps, VIR_DOMAIN_OSTYPE_HVM, VIR_ARCH_S390X,
QEMUBinList[TEST_UTILS_QEMU_BIN_S390X],
NULL,
ARRAY_CARDINALITY(s390_machines),
machines);
if (!guest)
goto error;
if (!virCapabilitiesAddGuestDomain(guest, VIR_DOMAIN_VIRT_QEMU, NULL, NULL, 0, NULL))
goto error;
return 0;
error:
virCapabilitiesFreeMachines(machines, ARRAY_CARDINALITY(s390_machines));
return -1;
}
static int testQemuAddArmGuest(virCapsPtr caps)
{
static const char *machines[] = { "vexpress-a9",
"vexpress-a15",
"versatilepb" };
virCapsGuestMachinePtr *capsmachines = NULL;
virCapsGuestPtr guest;
capsmachines = virCapabilitiesAllocMachines(machines,
ARRAY_CARDINALITY(machines));
if (!capsmachines)
goto error;
guest = virCapabilitiesAddGuest(caps, VIR_DOMAIN_OSTYPE_HVM, VIR_ARCH_ARMV7L,
QEMUBinList[TEST_UTILS_QEMU_BIN_ARM],
NULL,
ARRAY_CARDINALITY(machines),
capsmachines);
if (!guest)
goto error;
if (!virCapabilitiesAddGuestDomain(guest, VIR_DOMAIN_VIRT_QEMU, NULL, NULL, 0, NULL))
goto error;
return 0;
error:
virCapabilitiesFreeMachines(capsmachines, ARRAY_CARDINALITY(machines));
return -1;
}
static int testQemuAddAARCH64Guest(virCapsPtr caps)
{
static const char *machines[] = { "virt"};
virCapsGuestMachinePtr *capsmachines = NULL;
virCapsGuestPtr guest;
capsmachines = virCapabilitiesAllocMachines(machines,
ARRAY_CARDINALITY(machines));
if (!capsmachines)
goto error;
guest = virCapabilitiesAddGuest(caps, VIR_DOMAIN_OSTYPE_HVM, VIR_ARCH_AARCH64,
QEMUBinList[TEST_UTILS_QEMU_BIN_AARCH64],
NULL,
ARRAY_CARDINALITY(machines),
capsmachines);
if (!guest)
goto error;
if (!virCapabilitiesAddGuestDomain(guest, VIR_DOMAIN_VIRT_QEMU, NULL, NULL, 0, NULL))
goto error;
return 0;
error:
virCapabilitiesFreeMachines(capsmachines, ARRAY_CARDINALITY(machines));
return -1;
}
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;
}
void
qemuTestSetHostArch(virCapsPtr caps,
virArch arch)
{
if (arch == VIR_ARCH_NONE)
arch = VIR_ARCH_X86_64;
caps->host.arch = arch;
qemuTestSetHostCPU(caps, NULL);
}
void
qemuTestSetHostCPU(virCapsPtr caps,
virCPUDefPtr cpu)
{
virArch arch = caps->host.arch;
if (!cpu) {
if (ARCH_IS_X86(arch))
cpu = cpuDefault;
else if (ARCH_IS_PPC64(arch))
cpu = cpuPower8;
}
if (cpu)
caps->host.arch = cpu->arch;
caps->host.cpu = cpu;
}
virQEMUCapsPtr
qemuTestParseCapabilities(virCapsPtr caps,
const char *capsFile)
{
virQEMUCapsPtr qemuCaps = NULL;
time_t selfctime;
unsigned long version;
if (!(qemuCaps = virQEMUCapsNew()) ||
virQEMUCapsLoadCache(caps, qemuCaps, capsFile,
&selfctime, &version) < 0)
goto error;
return qemuCaps;
error:
virObjectUnref(qemuCaps);
return NULL;
}
void qemuTestDriverFree(virQEMUDriver *driver)
{
virMutexDestroy(&driver->lock);
if (driver->config) {
virFileDeleteTree(driver->config->stateDir);
virFileDeleteTree(driver->config->configDir);
}
virQEMUCapsCacheFree(driver->qemuCapsCache);
virObjectUnref(driver->xmlopt);
virObjectUnref(driver->caps);
virObjectUnref(driver->config);
virObjectUnref(driver->securityManager);
}
int qemuTestCapsCacheInsert(virQEMUCapsCachePtr cache,
virQEMUCapsPtr caps)
{
size_t i;
virQEMUCapsPtr tmpCaps;
if (caps) {
tmpCaps = caps;
} else {
if (!(tmpCaps = virQEMUCapsNew()))
return -ENOMEM;
}
for (i = 0; i < ARRAY_CARDINALITY(QEMUBinList); i++) {
virObjectRef(tmpCaps);
if (virHashUpdateEntry(cache->binaries,
QEMUBinList[i],
tmpCaps) < 0) {
virObjectUnref(tmpCaps);
return -1;
}
}
if (!caps)
virObjectUnref(tmpCaps);
return 0;
}
# define STATEDIRTEMPLATE abs_builddir "/qemustatedir-XXXXXX"
# define CONFIGDIRTEMPLATE abs_builddir "/qemuconfigdir-XXXXXX"
int qemuTestDriverInit(virQEMUDriver *driver)
{
virSecurityManagerPtr mgr = NULL;
char statedir[] = STATEDIRTEMPLATE;
char configdir[] = CONFIGDIRTEMPLATE;
memset(driver, 0, sizeof(*driver));
if (virMutexInit(&driver->lock) < 0)
return -1;
driver->config = virQEMUDriverConfigNew(false);
if (!driver->config)
goto error;
/* Do this early so that qemuTestDriverFree() doesn't see (unlink) the real
* dirs. */
VIR_FREE(driver->config->stateDir);
VIR_FREE(driver->config->configDir);
/* Overwrite some default paths so it's consistent for tests. */
VIR_FREE(driver->config->libDir);
VIR_FREE(driver->config->channelTargetDir);
if (VIR_STRDUP(driver->config->libDir, "/tmp/lib") < 0 ||
VIR_STRDUP(driver->config->channelTargetDir, "/tmp/channel") < 0)
goto error;
if (!mkdtemp(statedir)) {
virFilePrintf(stderr, "Cannot create fake stateDir");
goto error;
}
if (VIR_STRDUP(driver->config->stateDir, statedir) < 0) {
rmdir(statedir);
goto error;
}
if (!mkdtemp(configdir)) {
virFilePrintf(stderr, "Cannot create fake configDir");
goto error;
}
if (VIR_STRDUP(driver->config->configDir, configdir) < 0) {
rmdir(configdir);
goto error;
}
driver->caps = testQemuCapsInit();
if (!driver->caps)
goto error;
/* Using /dev/null for libDir and cacheDir automatically produces errors
* upon attempt to use any of them */
driver->qemuCapsCache = virQEMUCapsCacheNew("/dev/null", "/dev/null", 0, 0);
if (!driver->qemuCapsCache)
goto error;
driver->xmlopt = virQEMUDriverCreateXMLConf(driver);
if (!driver->xmlopt)
goto error;
if (qemuTestCapsCacheInsert(driver->qemuCapsCache, NULL) < 0)
goto error;
if (!(mgr = virSecurityManagerNew("none", "qemu",
VIR_SECURITY_MANAGER_PRIVILEGED)))
goto error;
if (!(driver->securityManager = virSecurityManagerNewStack(mgr)))
goto error;
return 0;
error:
virObjectUnref(mgr);
qemuTestDriverFree(driver);
return -1;
}
int
testQemuCapsSetGIC(virQEMUCapsPtr qemuCaps,
int gic)
{
virGICCapability *gicCapabilities = NULL;
size_t ngicCapabilities = 0;
int ret = -1;
if (VIR_ALLOC_N(gicCapabilities, 2) < 0)
goto out;
# define IMPL_BOTH \
VIR_GIC_IMPLEMENTATION_KERNEL|VIR_GIC_IMPLEMENTATION_EMULATED
if (gic & GIC_V2) {
gicCapabilities[ngicCapabilities].version = VIR_GIC_VERSION_2;
gicCapabilities[ngicCapabilities].implementation = IMPL_BOTH;
ngicCapabilities++;
}
if (gic & GIC_V3) {
gicCapabilities[ngicCapabilities].version = VIR_GIC_VERSION_3;
gicCapabilities[ngicCapabilities].implementation = IMPL_BOTH;
ngicCapabilities++;
}
# undef IMPL_BOTH
virQEMUCapsSetGICCapabilities(qemuCaps,
gicCapabilities, ngicCapabilities);
ret = 0;
out:
return ret;
}
#endif
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