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libvirt/tests/xlconfigtest.c

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/*
* xlconfigtest.c: Test xl.cfg(5) <-> domXML config conversions
*
* Copyright (C) 2007, 2010-2011, 2014 Red Hat, Inc.
* Copyright (c) 2015 SUSE LINUX Products GmbH, Nuernberg, Germany.
* Copyright (C) 2014 David Kiarie Kahurani
*
* 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/>.
*
*/
#include <config.h>
#include <unistd.h>
#include "internal.h"
#include "datatypes.h"
#include "libxl/xen_xl.h"
#include "viralloc.h"
#include "virstring.h"
#include "testutils.h"
#include "testutilsxen.h"
#include "libxl/libxl_conf.h"
#define VIR_FROM_THIS VIR_FROM_NONE
static libxlDriverPrivatePtr driver;
/*
* This function provides a mechanism to replace variables in test
* data files whose values are discovered at built time.
*/
static char *
testReplaceVarsXML(const char *xml)
{
char *xmlcfgData;
char *replacedXML;
if (virTestLoadFile(xml, &xmlcfgData) < 0)
return NULL;
replacedXML = virStringReplace(xmlcfgData, "/LIBXL_FIRMWARE_DIR",
LIBXL_FIRMWARE_DIR);
VIR_FREE(xmlcfgData);
return replacedXML;
}
/*
* Parses domXML to virDomainDef object, which is then converted to xl.cfg(5)
* config and compared with expected config.
*/
static int
testCompareParseXML(const char *xlcfg, const char *xml, bool replaceVars)
{
char *gotxlcfgData = NULL;
g_autoptr(virConf) conf = NULL;
virConnectPtr conn = NULL;
int wrote = 4096;
int ret = -1;
virDomainDefPtr def = NULL;
char *replacedXML = NULL;
if (VIR_ALLOC_N(gotxlcfgData, wrote) < 0)
goto fail;
conn = virGetConnect();
if (!conn) goto fail;
if (replaceVars) {
if (!(replacedXML = testReplaceVarsXML(xml)))
goto fail;
if (!(def = virDomainDefParseString(replacedXML, driver->xmlopt,
NULL, VIR_DOMAIN_XML_INACTIVE)))
goto fail;
} else {
if (!(def = virDomainDefParseFile(xml, driver->xmlopt,
NULL, VIR_DOMAIN_XML_INACTIVE)))
goto fail;
}
if (!virDomainDefCheckABIStability(def, def, driver->xmlopt)) {
fprintf(stderr, "ABI stability check failed on %s", xml);
goto fail;
}
if (!(conf = xenFormatXL(def, conn)))
goto fail;
if (virConfWriteMem(gotxlcfgData, &wrote, conf) < 0)
goto fail;
gotxlcfgData[wrote] = '\0';
if (virTestCompareToFile(gotxlcfgData, xlcfg) < 0)
goto fail;
ret = 0;
fail:
VIR_FREE(replacedXML);
VIR_FREE(gotxlcfgData);
virDomainDefFree(def);
virObjectUnref(conn);
return ret;
}
/*
* Parses xl.cfg(5) config to virDomainDef object, which is then converted to
* domXML and compared to expected XML.
*/
static int
testCompareFormatXML(const char *xlcfg, const char *xml, bool replaceVars)
{
char *xlcfgData = NULL;
char *gotxml = NULL;
g_autoptr(virConf) conf = NULL;
int ret = -1;
virConnectPtr conn;
virDomainDefPtr def = NULL;
char *replacedXML = NULL;
g_autoptr(libxlDriverConfig) cfg = libxlDriverConfigGet(driver);
conn = virGetConnect();
if (!conn) goto fail;
if (virTestLoadFile(xlcfg, &xlcfgData) < 0)
goto fail;
if (!(conf = virConfReadString(xlcfgData, 0)))
goto fail;
if (!(def = xenParseXL(conf, cfg->caps, driver->xmlopt)))
goto fail;
if (!(gotxml = virDomainDefFormat(def, driver->xmlopt,
VIR_DOMAIN_XML_INACTIVE |
VIR_DOMAIN_XML_SECURE)))
goto fail;
if (replaceVars) {
if (!(replacedXML = testReplaceVarsXML(xml)))
goto fail;
if (virTestCompareToString(gotxml, replacedXML) < 0)
goto fail;
} else {
if (virTestCompareToFile(gotxml, xml) < 0)
goto fail;
}
ret = 0;
fail:
VIR_FREE(replacedXML);
VIR_FREE(xlcfgData);
VIR_FREE(gotxml);
virDomainDefFree(def);
virObjectUnref(conn);
return ret;
}
struct testInfo {
const char *name;
int mode;
bool replaceVars;
};
static int
testCompareHelper(const void *data)
{
int result = -1;
const struct testInfo *info = data;
char *xml = NULL;
char *cfg = NULL;
xml = g_strdup_printf("%s/xlconfigdata/test-%s.xml", abs_srcdir, info->name);
cfg = g_strdup_printf("%s/xlconfigdata/test-%s.cfg", abs_srcdir, info->name);
if (info->mode == 0)
result = testCompareParseXML(cfg, xml, info->replaceVars);
else
result = testCompareFormatXML(cfg, xml, info->replaceVars);
VIR_FREE(xml);
VIR_FREE(cfg);
return result;
}
static int
mymain(void)
{
int ret = 0;
if (!(driver = testXLInitDriver()))
return EXIT_FAILURE;
#define DO_TEST_PARSE(name, replace) \
do { \
struct testInfo info0 = { name, 0, replace }; \
if (virTestRun("Xen XL-2-XML Parse " name, \
testCompareHelper, &info0) < 0) \
ret = -1; \
} while (0)
#define DO_TEST_FORMAT(name, replace) \
do { \
struct testInfo info1 = { name, 1, replace }; \
if (virTestRun("Xen XL-2-XML Format " name, \
testCompareHelper, &info1) < 0) \
ret = -1; \
} while (0)
#define DO_TEST(name) \
do { \
DO_TEST_PARSE(name, false); \
DO_TEST_FORMAT(name, false); \
} while (0)
#define DO_TEST_REPLACE_VARS(name) \
do { \
DO_TEST_PARSE(name, true); \
DO_TEST_FORMAT(name, true); \
} while (0)
DO_TEST("fullvirt-ovswitch-tagged");
DO_TEST("fullvirt-ovswitch-trunked");
DO_TEST_REPLACE_VARS("fullvirt-ovmf");
DO_TEST("paravirt-maxvcpus");
DO_TEST("new-disk");
DO_TEST_FORMAT("disk-positional-parms-full", false);
DO_TEST_FORMAT("disk-positional-parms-partial", false);
#ifdef LIBXL_HAVE_QED
DO_TEST_FORMAT("disk-qed", false);
#endif
DO_TEST("net-fakemodel");
DO_TEST("spice");
DO_TEST("spice-features");
DO_TEST("vif-rate");
DO_TEST("fullvirt-nohap");
DO_TEST("fullvirt-hpet-timer");
DO_TEST("fullvirt-tsc-timer");
DO_TEST("fullvirt-multi-timer");
DO_TEST("fullvirt-nestedhvm");
DO_TEST("fullvirt-nestedhvm-disabled");
DO_TEST("fullvirt-cpuid");
DO_TEST("fullvirt-acpi-slic");
#ifdef LIBXL_HAVE_VNUMA
DO_TEST("fullvirt-vnuma");
DO_TEST_PARSE("fullvirt-vnuma-autocomplete", false);
DO_TEST_PARSE("fullvirt-vnuma-nodistances", false);
DO_TEST_PARSE("fullvirt-vnuma-partialdist", false);
#endif
DO_TEST("paravirt-cmdline");
DO_TEST_FORMAT("paravirt-cmdline-extra-root", false);
DO_TEST_FORMAT("paravirt-cmdline-bogus-extra-root", false);
DO_TEST("rbd-multihost-noauth");
DO_TEST_FORMAT("paravirt-type", false);
DO_TEST_FORMAT("fullvirt-type", false);
DO_TEST("pvh-type");
#ifdef LIBXL_HAVE_DEVICE_CHANNEL
DO_TEST("channel-pty");
DO_TEST("channel-unix");
#endif
#ifdef LIBXL_HAVE_BUILDINFO_SERIAL_LIST
DO_TEST("fullvirt-multiserial");
#endif
#ifdef LIBXL_HAVE_BUILDINFO_USBDEVICE_LIST
DO_TEST("fullvirt-multiusb");
#endif
#ifdef LIBXL_HAVE_BUILDINFO_KERNEL
DO_TEST("fullvirt-direct-kernel-boot");
DO_TEST_FORMAT("fullvirt-direct-kernel-boot-extra", false);
DO_TEST_FORMAT("fullvirt-direct-kernel-boot-bogus-extra", false);
#endif
#ifdef LIBXL_HAVE_BUILDINFO_GRANT_LIMITS
DO_TEST("max-gntframes");
#endif
DO_TEST("max-eventchannels");
DO_TEST("vif-typename");
DO_TEST("vif-multi-ip");
DO_TEST("usb");
DO_TEST("usbctrl");
DO_TEST("paravirt-e820_host");
#ifdef LIBXL_HAVE_CREATEINFO_PASSTHROUGH
DO_TEST("fullvirt-hypervisor-features");
#endif
DO_TEST("qemu-passthrough");
testXLFreeDriver(driver);
return ret == 0 ? EXIT_SUCCESS : EXIT_FAILURE;
}
VIR_TEST_MAIN_PRELOAD(mymain, VIR_TEST_MOCK("xl"))
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