mirror of https://gitee.com/openkylin/libvirt.git
476 lines
13 KiB
C
476 lines
13 KiB
C
/*
|
|
* Copyright (C) 2014 SUSE LINUX Products GmbH, Nuernberg, Germany.
|
|
*
|
|
* This library is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Lesser General Public
|
|
* License as published by the Free Software Foundation; either
|
|
* version 2.1 of the License, or (at your option) any later version.
|
|
*
|
|
* This library is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
* Lesser General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Lesser General Public
|
|
* License along with this library. If not, see
|
|
* <http://www.gnu.org/licenses/>.
|
|
*
|
|
* Author: Chunyan Liu <cyliu@suse.com>
|
|
*/
|
|
|
|
#include <config.h>
|
|
|
|
#include "testutils.h"
|
|
|
|
#ifdef __linux__
|
|
|
|
# include <stdlib.h>
|
|
# include <stdio.h>
|
|
# include <sys/types.h>
|
|
# include <sys/stat.h>
|
|
# include <sys/ioctl.h>
|
|
# include <fcntl.h>
|
|
# include "virlog.h"
|
|
# include "virhostdev.h"
|
|
|
|
# define VIR_FROM_THIS VIR_FROM_NONE
|
|
|
|
VIR_LOG_INIT("tests.hostdevtest");
|
|
|
|
# define CHECK_LIST_COUNT(list, cnt) \
|
|
if ((count = virPCIDeviceListCount(list)) != cnt) { \
|
|
virReportError(VIR_ERR_INTERNAL_ERROR, \
|
|
"Unexpected count of items in " #list ": %d, " \
|
|
"expecting %zu", count, (size_t) cnt); \
|
|
goto cleanup; \
|
|
}
|
|
|
|
# define TEST_STATE_DIR abs_builddir "/hostdevmgr"
|
|
static const char *drv_name = "test_driver";
|
|
static const char *dom_name = "test_domain";
|
|
static const unsigned char *uuid =
|
|
(unsigned char *)("f92360b0-2541-8791-fb32-d1f838811541");
|
|
static int nhostdevs = 3;
|
|
static virDomainHostdevDefPtr hostdevs[] = {NULL, NULL, NULL};
|
|
static virPCIDevicePtr dev[] = {NULL, NULL, NULL};
|
|
static virHostdevManagerPtr mgr = NULL;
|
|
|
|
static void
|
|
myCleanup(void)
|
|
{
|
|
size_t i;
|
|
for (i = 0; i < nhostdevs; i++) {
|
|
virPCIDeviceFree(dev[i]);
|
|
virDomainHostdevDefFree(hostdevs[i]);
|
|
}
|
|
|
|
if (mgr) {
|
|
if (mgr->stateDir && !getenv("LIBVIRT_SKIP_CLEANUP"))
|
|
virFileDeleteTree(mgr->stateDir);
|
|
|
|
virObjectUnref(mgr->activePCIHostdevs);
|
|
virObjectUnref(mgr->inactivePCIHostdevs);
|
|
virObjectUnref(mgr->activeUSBHostdevs);
|
|
VIR_FREE(mgr->stateDir);
|
|
VIR_FREE(mgr);
|
|
}
|
|
}
|
|
|
|
static int
|
|
myInit(void)
|
|
{
|
|
size_t i;
|
|
|
|
for (i = 0; i < nhostdevs; i++) {
|
|
virDomainHostdevSubsys subsys;
|
|
hostdevs[i] = virDomainHostdevDefAlloc();
|
|
if (!hostdevs[i])
|
|
goto cleanup;
|
|
hostdevs[i]->mode = VIR_DOMAIN_HOSTDEV_MODE_SUBSYS;
|
|
subsys.type = VIR_DOMAIN_HOSTDEV_SUBSYS_TYPE_PCI;
|
|
subsys.u.pci.addr.domain = 0;
|
|
subsys.u.pci.addr.bus = 0;
|
|
subsys.u.pci.addr.slot = i + 1;
|
|
subsys.u.pci.addr.function = 0;
|
|
subsys.u.pci.backend = VIR_DOMAIN_HOSTDEV_PCI_BACKEND_KVM;
|
|
hostdevs[i]->source.subsys = subsys;
|
|
}
|
|
|
|
for (i = 0; i < nhostdevs; i++) {
|
|
if (!(dev[i] = virPCIDeviceNew(0, 0, i + 1, 0)) ||
|
|
virPCIDeviceSetStubDriver(dev[i], "pci-stub") < 0)
|
|
goto cleanup;
|
|
}
|
|
|
|
if (VIR_ALLOC(mgr) < 0)
|
|
goto cleanup;
|
|
if ((mgr->activePCIHostdevs = virPCIDeviceListNew()) == NULL)
|
|
goto cleanup;
|
|
if ((mgr->activeUSBHostdevs = virUSBDeviceListNew()) == NULL)
|
|
goto cleanup;
|
|
if ((mgr->inactivePCIHostdevs = virPCIDeviceListNew()) == NULL)
|
|
goto cleanup;
|
|
if ((mgr->activeSCSIHostdevs = virSCSIDeviceListNew()) == NULL)
|
|
goto cleanup;
|
|
if (VIR_STRDUP(mgr->stateDir, TEST_STATE_DIR) < 0)
|
|
goto cleanup;
|
|
if (virFileMakePath(mgr->stateDir) < 0)
|
|
goto cleanup;
|
|
|
|
return 0;
|
|
|
|
cleanup:
|
|
myCleanup();
|
|
return -1;
|
|
}
|
|
|
|
# if HAVE_LINUX_KVM_H
|
|
# include <linux/kvm.h>
|
|
static bool
|
|
virHostdevHostSupportsPassthroughKVM(void)
|
|
{
|
|
int kvmfd = -1;
|
|
bool ret = false;
|
|
|
|
if ((kvmfd = open("/dev/kvm", O_RDONLY)) < 0)
|
|
goto cleanup;
|
|
|
|
# ifdef KVM_CAP_IOMMU
|
|
if ((ioctl(kvmfd, KVM_CHECK_EXTENSION, KVM_CAP_IOMMU)) <= 0)
|
|
goto cleanup;
|
|
|
|
ret = true;
|
|
# endif
|
|
|
|
cleanup:
|
|
VIR_FORCE_CLOSE(kvmfd);
|
|
|
|
return ret;
|
|
}
|
|
# else
|
|
static bool
|
|
virHostdevHostSupportsPassthroughKVM(void)
|
|
{
|
|
return false;
|
|
}
|
|
# endif
|
|
|
|
static int
|
|
testVirHostdevPreparePCIHostdevs_unmanaged(const void *oaque ATTRIBUTE_UNUSED)
|
|
{
|
|
int ret = -1;
|
|
size_t i;
|
|
int count, count1, count2;
|
|
|
|
for (i = 0; i < nhostdevs; i++)
|
|
hostdevs[i]->managed = false;
|
|
|
|
count1 = virPCIDeviceListCount(mgr->activePCIHostdevs);
|
|
count2 = virPCIDeviceListCount(mgr->inactivePCIHostdevs);
|
|
|
|
/* Test normal functionality */
|
|
VIR_DEBUG("Test 0 hostdevs\n");
|
|
if (virHostdevPreparePCIDevices(mgr, drv_name, dom_name, uuid,
|
|
NULL, 0, 0) < 0)
|
|
goto cleanup;
|
|
CHECK_LIST_COUNT(mgr->activePCIHostdevs, count1);
|
|
|
|
/* Test unmanaged hostdevs */
|
|
VIR_DEBUG("Test >=1 unmanaged hostdevs\n");
|
|
if (virHostdevPreparePCIDevices(mgr, drv_name, dom_name, uuid,
|
|
hostdevs, nhostdevs, 0) < 0)
|
|
goto cleanup;
|
|
CHECK_LIST_COUNT(mgr->activePCIHostdevs, count1 + 3);
|
|
CHECK_LIST_COUNT(mgr->inactivePCIHostdevs, count2 - 3);
|
|
|
|
/* Test conflict */
|
|
count1 = virPCIDeviceListCount(mgr->activePCIHostdevs);
|
|
count2 = virPCIDeviceListCount(mgr->inactivePCIHostdevs);
|
|
VIR_DEBUG("Test: prepare same hostdevs for same driver/domain again\n");
|
|
if (!virHostdevPreparePCIDevices(mgr, drv_name, dom_name, uuid,
|
|
&hostdevs[0], 1, 0))
|
|
goto cleanup;
|
|
CHECK_LIST_COUNT(mgr->activePCIHostdevs, count1);
|
|
CHECK_LIST_COUNT(mgr->inactivePCIHostdevs, count2);
|
|
|
|
VIR_DEBUG("Test: prepare same hostdevs for same driver, diff domain again\n");
|
|
if (!virHostdevPreparePCIDevices(mgr, drv_name, "test_domain1", uuid,
|
|
&hostdevs[1], 1, 0))
|
|
goto cleanup;
|
|
CHECK_LIST_COUNT(mgr->activePCIHostdevs, count1);
|
|
CHECK_LIST_COUNT(mgr->inactivePCIHostdevs, count2);
|
|
|
|
VIR_DEBUG("Test: prepare same hostdevs for diff driver/domain again\n");
|
|
if (!virHostdevPreparePCIDevices(mgr, "test_driver1", dom_name, uuid,
|
|
&hostdevs[2], 1, 0))
|
|
goto cleanup;
|
|
CHECK_LIST_COUNT(mgr->activePCIHostdevs, count1);
|
|
CHECK_LIST_COUNT(mgr->inactivePCIHostdevs, count2);
|
|
|
|
ret = 0;
|
|
|
|
cleanup:
|
|
return ret;
|
|
|
|
}
|
|
|
|
static int
|
|
testVirHostdevReAttachPCIHostdevs_unmanaged(const void *oaque ATTRIBUTE_UNUSED)
|
|
{
|
|
int ret = -1;
|
|
size_t i;
|
|
int count, count1, count2;
|
|
|
|
for (i = 0; i < nhostdevs; i++) {
|
|
if (hostdevs[i]->managed != false) {
|
|
VIR_DEBUG("invalid test\n");
|
|
return -1;
|
|
}
|
|
}
|
|
|
|
count1 = virPCIDeviceListCount(mgr->activePCIHostdevs);
|
|
count2 = virPCIDeviceListCount(mgr->inactivePCIHostdevs);
|
|
|
|
VIR_DEBUG("Test 0 hostdevs\n");
|
|
virHostdevReAttachPCIDevices(mgr, drv_name, dom_name, NULL, 0, NULL);
|
|
CHECK_LIST_COUNT(mgr->activePCIHostdevs, count1);
|
|
|
|
VIR_DEBUG("Test >=1 unmanaged hostdevs\n");
|
|
virHostdevReAttachPCIDevices(mgr, drv_name, dom_name,
|
|
hostdevs, nhostdevs, NULL);
|
|
CHECK_LIST_COUNT(mgr->activePCIHostdevs, count1 - 3);
|
|
CHECK_LIST_COUNT(mgr->inactivePCIHostdevs, count2 + 3);
|
|
|
|
ret = 0;
|
|
|
|
cleanup:
|
|
return ret;
|
|
|
|
}
|
|
|
|
static int
|
|
testVirHostdevPreparePCIHostdevs_managed(const void *oaque ATTRIBUTE_UNUSED)
|
|
{
|
|
int ret = -1;
|
|
size_t i;
|
|
int count, count1;
|
|
|
|
for (i = 0; i < nhostdevs; i++)
|
|
hostdevs[i]->managed = true;
|
|
|
|
count1 = virPCIDeviceListCount(mgr->activePCIHostdevs);
|
|
|
|
/* Test normal functionality */
|
|
VIR_DEBUG("Test >=1 hostdevs\n");
|
|
if (virHostdevPreparePCIDevices(mgr, drv_name, dom_name, uuid,
|
|
hostdevs, nhostdevs, 0) < 0)
|
|
goto cleanup;
|
|
CHECK_LIST_COUNT(mgr->activePCIHostdevs, count1 + 3);
|
|
|
|
/* Test conflict */
|
|
count1 = virPCIDeviceListCount(mgr->activePCIHostdevs);
|
|
VIR_DEBUG("Test: prepare same hostdevs for same driver/domain again\n");
|
|
if (!virHostdevPreparePCIDevices(mgr, drv_name, dom_name, uuid,
|
|
&hostdevs[0], 1, 0))
|
|
goto cleanup;
|
|
CHECK_LIST_COUNT(mgr->activePCIHostdevs, count1);
|
|
|
|
VIR_DEBUG("Test: prepare same hostdevs for same driver, diff domain again\n");
|
|
if (!virHostdevPreparePCIDevices(mgr, drv_name, "test_domain1", uuid,
|
|
&hostdevs[1], 1, 0))
|
|
goto cleanup;
|
|
CHECK_LIST_COUNT(mgr->activePCIHostdevs, count1);
|
|
|
|
VIR_DEBUG("Test: prepare same hostdevs for diff driver/domain again\n");
|
|
if (!virHostdevPreparePCIDevices(mgr, "test_driver1", dom_name, uuid,
|
|
&hostdevs[2], 1, 0))
|
|
goto cleanup;
|
|
CHECK_LIST_COUNT(mgr->activePCIHostdevs, count1);
|
|
|
|
ret = 0;
|
|
|
|
cleanup:
|
|
return ret;
|
|
|
|
}
|
|
|
|
static int
|
|
testVirHostdevReAttachPCIHostdevs_managed(const void *oaque ATTRIBUTE_UNUSED)
|
|
{
|
|
int ret = -1;
|
|
size_t i;
|
|
int count, count1;
|
|
|
|
for (i = 0; i < nhostdevs; i++) {
|
|
if (hostdevs[i]->managed != true) {
|
|
VIR_DEBUG("invalid test\n");
|
|
return -1;
|
|
}
|
|
}
|
|
|
|
count1 = virPCIDeviceListCount(mgr->activePCIHostdevs);
|
|
|
|
VIR_DEBUG("Test 0 hostdevs\n");
|
|
virHostdevReAttachPCIDevices(mgr, drv_name, dom_name, NULL, 0, NULL);
|
|
CHECK_LIST_COUNT(mgr->activePCIHostdevs, count1);
|
|
|
|
VIR_DEBUG("Test >=1 hostdevs\n");
|
|
virHostdevReAttachPCIDevices(mgr, drv_name, dom_name,
|
|
hostdevs, nhostdevs, NULL);
|
|
CHECK_LIST_COUNT(mgr->activePCIHostdevs, count1 - 3);
|
|
|
|
ret = 0;
|
|
|
|
cleanup:
|
|
return ret;
|
|
|
|
}
|
|
|
|
static int
|
|
testVirHostdevDetachPCINodeDevice(const void *oaque ATTRIBUTE_UNUSED)
|
|
{
|
|
int ret = -1;
|
|
size_t i;
|
|
int count, count1;
|
|
|
|
for (i = 0; i < nhostdevs; i++) {
|
|
count1 = virPCIDeviceListCount(mgr->inactivePCIHostdevs);
|
|
if (virHostdevPCINodeDeviceDetach(mgr, dev[i]) < 0)
|
|
goto cleanup;
|
|
CHECK_LIST_COUNT(mgr->inactivePCIHostdevs, count1 + 1);
|
|
}
|
|
|
|
ret = 0;
|
|
|
|
cleanup:
|
|
return ret;
|
|
}
|
|
static int
|
|
testVirHostdevResetPCINodeDevice(const void *oaque ATTRIBUTE_UNUSED)
|
|
{
|
|
int ret = -1;
|
|
size_t i;
|
|
|
|
for (i = 0; i < nhostdevs; i++) {
|
|
if (virHostdevPCINodeDeviceReset(mgr, dev[i]) < 0)
|
|
goto cleanup;
|
|
}
|
|
|
|
ret = 0;
|
|
|
|
cleanup:
|
|
return ret;
|
|
|
|
}
|
|
|
|
static int
|
|
testVirHostdevReAttachPCINodeDevice(const void *oaque ATTRIBUTE_UNUSED)
|
|
{
|
|
int ret = -1;
|
|
size_t i;
|
|
int count, count1;
|
|
|
|
for (i = 0; i < nhostdevs; i++) {
|
|
count1 = virPCIDeviceListCount(mgr->inactivePCIHostdevs);
|
|
if (virHostdevPCINodeDeviceReAttach(mgr, dev[i]) < 0)
|
|
goto cleanup;
|
|
CHECK_LIST_COUNT(mgr->inactivePCIHostdevs, count1 - 1);
|
|
}
|
|
|
|
ret = 0;
|
|
|
|
cleanup:
|
|
return ret;
|
|
|
|
}
|
|
|
|
static int
|
|
testVirHostdevUpdateActivePCIHostdevs(const void *oaque ATTRIBUTE_UNUSED)
|
|
{
|
|
int ret = -1;
|
|
int count, count1;
|
|
|
|
count1 = virPCIDeviceListCount(mgr->activePCIHostdevs);
|
|
|
|
VIR_DEBUG("Test 0 hostdevs\n");
|
|
if (virHostdevUpdateActivePCIDevices(mgr, NULL, 0,
|
|
drv_name, dom_name) < 0)
|
|
goto cleanup;
|
|
CHECK_LIST_COUNT(mgr->activePCIHostdevs, count1);
|
|
|
|
VIR_DEBUG("Test >=1 hostdevs\n");
|
|
if (virHostdevUpdateActivePCIDevices(mgr, hostdevs, nhostdevs,
|
|
drv_name, dom_name) < 0)
|
|
goto cleanup;
|
|
CHECK_LIST_COUNT(mgr->activePCIHostdevs, count1 + 3);
|
|
|
|
ret = 0;
|
|
|
|
cleanup:
|
|
return ret;
|
|
}
|
|
|
|
# define FAKESYSFSDIRTEMPLATE abs_builddir "/fakesysfsdir-XXXXXX"
|
|
|
|
static int
|
|
mymain(void)
|
|
{
|
|
int ret = 0;
|
|
char *fakesysfsdir;
|
|
|
|
if (VIR_STRDUP_QUIET(fakesysfsdir, FAKESYSFSDIRTEMPLATE) < 0) {
|
|
fprintf(stderr, "Out of memory\n");
|
|
abort();
|
|
}
|
|
|
|
if (!mkdtemp(fakesysfsdir)) {
|
|
fprintf(stderr, "Cannot create fakesysfsdir");
|
|
abort();
|
|
}
|
|
|
|
setenv("LIBVIRT_FAKE_SYSFS_DIR", fakesysfsdir, 1);
|
|
|
|
# define DO_TEST(fnc) \
|
|
do { \
|
|
VIR_DEBUG("\nTesting: %s", #fnc); \
|
|
if (virtTestRun(#fnc, fnc, NULL) < 0) \
|
|
ret = -1; \
|
|
} while (0)
|
|
|
|
if (myInit() < 0)
|
|
fprintf(stderr, "Init data structures failed.");
|
|
|
|
DO_TEST(testVirHostdevDetachPCINodeDevice);
|
|
if (virHostdevHostSupportsPassthroughKVM()) {
|
|
/* following tests would check KVM support */
|
|
DO_TEST(testVirHostdevPreparePCIHostdevs_unmanaged);
|
|
DO_TEST(testVirHostdevReAttachPCIHostdevs_unmanaged);
|
|
}
|
|
DO_TEST(testVirHostdevResetPCINodeDevice);
|
|
DO_TEST(testVirHostdevReAttachPCINodeDevice);
|
|
if (virHostdevHostSupportsPassthroughKVM()) {
|
|
/* following tests would check KVM support */
|
|
DO_TEST(testVirHostdevPreparePCIHostdevs_managed);
|
|
DO_TEST(testVirHostdevReAttachPCIHostdevs_managed);
|
|
}
|
|
DO_TEST(testVirHostdevUpdateActivePCIHostdevs);
|
|
|
|
myCleanup();
|
|
|
|
if (getenv("LIBVIRT_SKIP_CLEANUP") == NULL)
|
|
virFileDeleteTree(fakesysfsdir);
|
|
|
|
VIR_FREE(fakesysfsdir);
|
|
|
|
return ret == 0 ? EXIT_SUCCESS : EXIT_FAILURE;
|
|
}
|
|
|
|
VIRT_TEST_MAIN_PRELOAD(mymain, abs_builddir "/.libs/virpcimock.so")
|
|
#else
|
|
int
|
|
main(void)
|
|
{
|
|
return EXIT_AM_SKIP;
|
|
}
|
|
#endif
|