mirror of
https://gitlab.com/libvirt/libvirt.git
synced 2024-12-23 21:34:54 +03:00
3ecb9e7631
Later on, we the qemu capabilities XML parsing code may come handy so instead of duplicating the code make the already existing one shared. By the same time, make the function accept file name instead of XML document stored already in memory. Signed-off-by: Michal Privoznik <mprivozn@redhat.com>
426 lines
12 KiB
C
426 lines
12 KiB
C
#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"
|
|
# include "virstring.h"
|
|
|
|
# define VIR_FROM_THIS VIR_FROM_QEMU
|
|
|
|
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 testQemuAddPPC64Guest(virCapsPtr caps)
|
|
{
|
|
static const char *machine[] = { "pseries" };
|
|
virCapsGuestMachinePtr *machines = NULL;
|
|
virCapsGuestPtr guest;
|
|
|
|
machines = virCapabilitiesAllocMachines(machine, 1);
|
|
if (!machines)
|
|
goto error;
|
|
|
|
guest = virCapabilitiesAddGuest(caps, "hvm", VIR_ARCH_PPC64,
|
|
"/usr/bin/qemu-system-ppc64", NULL,
|
|
1, machines);
|
|
if (!guest)
|
|
goto error;
|
|
|
|
if (!virCapabilitiesAddGuestDomain(guest, "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, "hvm", VIR_ARCH_PPC,
|
|
"/usr/bin/qemu-system-ppc", NULL,
|
|
1, machines);
|
|
if (!guest)
|
|
goto error;
|
|
|
|
if (!virCapabilitiesAddGuestDomain(guest, "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, "hvm", VIR_ARCH_S390X,
|
|
"/usr/bin/qemu-system-s390x", NULL,
|
|
ARRAY_CARDINALITY(s390_machines),
|
|
machines);
|
|
if (!guest)
|
|
goto error;
|
|
|
|
if (!virCapabilitiesAddGuestDomain(guest, "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, "hvm", VIR_ARCH_ARMV7L,
|
|
"/usr/bin/qemu-system-arm", NULL,
|
|
ARRAY_CARDINALITY(machines),
|
|
capsmachines);
|
|
if (!guest)
|
|
goto error;
|
|
|
|
if (!virCapabilitiesAddGuestDomain(guest, "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, "hvm", VIR_ARCH_AARCH64,
|
|
"/usr/bin/qemu-system-aarch64", NULL,
|
|
ARRAY_CARDINALITY(machines),
|
|
capsmachines);
|
|
if (!guest)
|
|
goto error;
|
|
|
|
if (!virCapabilitiesAddGuestDomain(guest, "qemu", NULL, NULL, 0, NULL))
|
|
goto error;
|
|
|
|
return 0;
|
|
|
|
error:
|
|
virCapabilitiesFreeMachines(capsmachines, ARRAY_CARDINALITY(machines));
|
|
return -1;
|
|
}
|
|
|
|
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 (testQemuAddArmGuest(caps))
|
|
goto cleanup;
|
|
|
|
if (testQemuAddAARCH64Guest(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 char *
|
|
testSCSIDeviceGetSgName(const char *sysfs_prefix ATTRIBUTE_UNUSED,
|
|
const char *adapter ATTRIBUTE_UNUSED,
|
|
unsigned int bus ATTRIBUTE_UNUSED,
|
|
unsigned int target ATTRIBUTE_UNUSED,
|
|
unsigned int unit ATTRIBUTE_UNUSED)
|
|
{
|
|
char *sg = NULL;
|
|
|
|
if (VIR_STRDUP(sg, "sg0") < 0)
|
|
return NULL;
|
|
|
|
return sg;
|
|
}
|
|
|
|
qemuBuildCommandLineCallbacks testCallbacks = {
|
|
.qemuGetSCSIDeviceSgName = testSCSIDeviceGetSgName,
|
|
};
|
|
|
|
virQEMUCapsPtr
|
|
qemuTestParseCapabilities(const char *capsFile)
|
|
{
|
|
virQEMUCapsPtr qemuCaps = NULL;
|
|
xmlDocPtr xml;
|
|
xmlXPathContextPtr ctxt = NULL;
|
|
ssize_t i, n;
|
|
xmlNodePtr *nodes = NULL;
|
|
|
|
if (!(xml = virXMLParseFileCtxt(capsFile, &ctxt)))
|
|
goto error;
|
|
|
|
if ((n = virXPathNodeSet("/qemuCaps/flag", ctxt, &nodes)) < 0) {
|
|
fprintf(stderr, "failed to parse qemu capabilities flags");
|
|
goto error;
|
|
}
|
|
|
|
if (n > 0) {
|
|
if (!(qemuCaps = virQEMUCapsNew()))
|
|
goto error;
|
|
|
|
for (i = 0; i < n; i++) {
|
|
char *str = virXMLPropString(nodes[i], "name");
|
|
if (str) {
|
|
int flag = virQEMUCapsTypeFromString(str);
|
|
if (flag < 0) {
|
|
fprintf(stderr, "Unknown qemu capabilities flag %s", str);
|
|
VIR_FREE(str);
|
|
goto error;
|
|
}
|
|
VIR_FREE(str);
|
|
virQEMUCapsSet(qemuCaps, flag);
|
|
}
|
|
}
|
|
}
|
|
|
|
VIR_FREE(nodes);
|
|
xmlFreeDoc(xml);
|
|
xmlXPathFreeContext(ctxt);
|
|
return qemuCaps;
|
|
|
|
error:
|
|
VIR_FREE(nodes);
|
|
virObjectUnref(qemuCaps);
|
|
xmlFreeDoc(xml);
|
|
xmlXPathFreeContext(ctxt);
|
|
return NULL;
|
|
}
|
|
#endif
|