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A microcode update can cause the CPUID bits to change; an example from the past was the update that disabled TSX on several Haswell and Broadwell machines. Therefore, place microcode version in the virQEMUCaps struct and XML, and rebuild the cache if the versions do not match. Signed-off-by: Paolo Bonzini <pbonzini@redhat.com> Signed-off-by: Jiri Denemark <jdenemar@redhat.com>
203 lines
5.6 KiB
C
203 lines
5.6 KiB
C
/*
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* Copyright (C) 2011-2013 Red Hat, Inc.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library. If not, see
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* <http://www.gnu.org/licenses/>.
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*
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*/
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#include <config.h>
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#include "testutils.h"
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#include "testutilsqemu.h"
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#include "qemumonitortestutils.h"
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#define __QEMU_CAPSPRIV_H_ALLOW__
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#include "qemu/qemu_capspriv.h"
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#define VIR_FROM_THIS VIR_FROM_NONE
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typedef struct _testQemuData testQemuData;
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typedef testQemuData *testQemuDataPtr;
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struct _testQemuData {
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virDomainXMLOptionPtr xmlopt;
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const char *archName;
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const char *base;
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};
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static int
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testQemuCaps(const void *opaque)
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{
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int ret = -1;
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const testQemuData *data = opaque;
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char *repliesFile = NULL;
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char *capsFile = NULL;
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qemuMonitorTestPtr mon = NULL;
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virQEMUCapsPtr capsActual = NULL;
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char *actual = NULL;
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if (virAsprintf(&repliesFile, "%s/qemucapabilitiesdata/%s.%s.replies",
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abs_srcdir, data->base, data->archName) < 0 ||
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virAsprintf(&capsFile, "%s/qemucapabilitiesdata/%s.%s.xml",
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abs_srcdir, data->base, data->archName) < 0)
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goto cleanup;
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if (!(mon = qemuMonitorTestNewFromFile(repliesFile, data->xmlopt, false)))
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goto cleanup;
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if (!(capsActual = virQEMUCapsNew()) ||
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virQEMUCapsInitQMPMonitor(capsActual,
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qemuMonitorTestGetMonitor(mon)) < 0)
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goto cleanup;
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if (virQEMUCapsGet(capsActual, QEMU_CAPS_KVM)) {
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if (virQEMUCapsInitQMPMonitorTCG(capsActual,
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qemuMonitorTestGetMonitor(mon)) < 0)
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goto cleanup;
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/* Fill microcodeVersion with a "random" value which is the file
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* length to provide a reproducible number for testing.
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*/
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virQEMUCapsSetMicrocodeVersion(capsActual, virFileLength(repliesFile, -1));
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}
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if (!(actual = virQEMUCapsFormatCache(capsActual)))
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goto cleanup;
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if (virTestCompareToFile(actual, capsFile) < 0)
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goto cleanup;
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ret = 0;
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cleanup:
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VIR_FREE(repliesFile);
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VIR_FREE(capsFile);
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VIR_FREE(actual);
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qemuMonitorTestFree(mon);
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virObjectUnref(capsActual);
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return ret;
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}
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static int
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testQemuCapsCopy(const void *opaque)
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{
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int ret = -1;
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const testQemuData *data = opaque;
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char *capsFile = NULL;
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virCapsPtr caps = NULL;
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virQEMUCapsPtr orig = NULL;
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virQEMUCapsPtr copy = NULL;
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char *actual = NULL;
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if (virAsprintf(&capsFile, "%s/qemucapabilitiesdata/%s.%s.xml",
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abs_srcdir, data->base, data->archName) < 0)
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goto cleanup;
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if (!(caps = virCapabilitiesNew(virArchFromString(data->archName),
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false, false)))
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goto cleanup;
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if (!(orig = qemuTestParseCapabilities(caps, capsFile)))
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goto cleanup;
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if (!(copy = virQEMUCapsNewCopy(orig)))
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goto cleanup;
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if (!(actual = virQEMUCapsFormatCache(copy)))
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goto cleanup;
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if (virTestCompareToFile(actual, capsFile) < 0)
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goto cleanup;
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ret = 0;
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cleanup:
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VIR_FREE(capsFile);
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virObjectUnref(caps);
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virObjectUnref(orig);
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virObjectUnref(copy);
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VIR_FREE(actual);
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return ret;
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}
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static int
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mymain(void)
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{
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int ret = 0;
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virQEMUDriver driver;
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testQemuData data;
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#if !WITH_YAJL
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fputs("libvirt not compiled with yajl, skipping this test\n", stderr);
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return EXIT_AM_SKIP;
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#endif
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if (virThreadInitialize() < 0 ||
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qemuTestDriverInit(&driver) < 0)
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return EXIT_FAILURE;
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virEventRegisterDefaultImpl();
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data.xmlopt = driver.xmlopt;
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#define DO_TEST(arch, name) \
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do { \
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data.archName = arch; \
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data.base = name; \
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if (virTestRun(name "(" arch ")", testQemuCaps, &data) < 0) \
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ret = -1; \
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if (virTestRun("copy " name "(" arch ")", \
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testQemuCapsCopy, &data) < 0) \
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ret = -1; \
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} while (0)
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DO_TEST("x86_64", "caps_1.2.2");
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DO_TEST("x86_64", "caps_1.3.1");
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DO_TEST("x86_64", "caps_1.4.2");
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DO_TEST("x86_64", "caps_1.5.3");
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DO_TEST("x86_64", "caps_1.6.0");
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DO_TEST("x86_64", "caps_1.7.0");
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DO_TEST("x86_64", "caps_2.1.1");
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DO_TEST("x86_64", "caps_2.4.0");
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DO_TEST("x86_64", "caps_2.5.0");
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DO_TEST("x86_64", "caps_2.6.0");
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DO_TEST("x86_64", "caps_2.7.0");
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DO_TEST("x86_64", "caps_2.8.0");
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DO_TEST("x86_64", "caps_2.9.0");
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DO_TEST("x86_64", "caps_2.10.0");
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DO_TEST("aarch64", "caps_2.6.0-gicv2");
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DO_TEST("aarch64", "caps_2.6.0-gicv3");
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DO_TEST("aarch64", "caps_2.10.0-gicv2");
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DO_TEST("aarch64", "caps_2.10.0-gicv3");
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DO_TEST("ppc64", "caps_2.6.0");
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DO_TEST("ppc64", "caps_2.9.0");
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DO_TEST("ppc64", "caps_2.10.0");
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DO_TEST("s390x", "caps_2.7.0");
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DO_TEST("s390x", "caps_2.8.0");
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DO_TEST("s390x", "caps_2.9.0");
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DO_TEST("s390x", "caps_2.10.0");
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/*
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* Run "tests/qemucapsprobe /path/to/qemu/binary >foo.replies"
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* to generate updated or new *.replies data files.
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*/
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qemuTestDriverFree(&driver);
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return (ret == 0) ? EXIT_SUCCESS : EXIT_FAILURE;
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}
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VIR_TEST_MAIN(mymain)
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