libvirt/tests/qemuhotplugtest.c

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/*
* Copyright (C) 2011-2013 Red Hat, Inc.
*
* 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 "qemu/qemu_conf.h"
#include "qemu/qemu_hotplug.h"
#include "qemumonitortestutils.h"
#include "testutils.h"
#include "testutilsqemu.h"
#include "virerror.h"
#include "virstring.h"
#include "virthread.h"
#include "virfile.h"
#define VIR_FROM_THIS VIR_FROM_NONE
static virQEMUDriver driver;
struct qemuHotplugTestData {
const char *domain_filename;
const char *device_filename;
bool fail;
const char *const *mon;
};
static int
qemuHotplugCreateObjects(virDomainXMLOptionPtr xmlopt,
virDomainObjPtr *vm,
const char *filename)
{
int ret = -1;
if (!(*vm = virDomainObjNew(xmlopt)))
goto cleanup;
if (!((*vm)->def = virDomainDefParseFile(filename,
driver.caps,
driver.xmlopt,
QEMU_EXPECTED_VIRT_TYPES,
0)))
goto cleanup;
ret = 0;
cleanup:
return ret;
}
static int
testQemuHotplug(const void *data)
{
int ret = -1;
struct qemuHotplugTestData *test = (struct qemuHotplugTestData *) data;
char *domain_filename = NULL;
char *device_filename = NULL;
char *device_xml = NULL;
const char *const *tmp;
bool fail = test->fail;
virDomainObjPtr vm = NULL;
virDomainDeviceDefPtr dev = NULL;
virCapsPtr caps = NULL;
qemuMonitorTestPtr test_mon = NULL;
qemuDomainObjPrivatePtr priv = NULL;
if (virAsprintf(&domain_filename, "%s/qemuxml2argvdata/qemuxml2argv-%s.xml",
abs_srcdir, test->domain_filename) < 0 ||
virAsprintf(&device_filename, "%s/qemuhotplugtestdata/qemuhotplug-%s.xml",
abs_srcdir, test->device_filename) < 0)
goto cleanup;
if (!(caps = virQEMUDriverGetCapabilities(&driver, false)))
goto cleanup;
if (qemuHotplugCreateObjects(driver.xmlopt, &vm, domain_filename) < 0)
goto cleanup;
priv = vm->privateData;
if (virtTestLoadFile(device_filename, &device_xml) < 0)
goto cleanup;
if (!(dev = virDomainDeviceDefParse(device_xml, vm->def,
caps, driver.xmlopt,
VIR_DOMAIN_XML_INACTIVE)))
goto cleanup;
/* Now is the best time to feed the spoofed monitor with predefined
* replies. */
if (!(test_mon = qemuMonitorTestNew(true, driver.xmlopt)))
goto cleanup;
tmp = test->mon;
while (tmp && *tmp) {
const char *command_name;
const char *response;
if (!(command_name = *tmp++) ||
!(response = *tmp++))
break;
if (qemuMonitorTestAddItem(test_mon, command_name, response) < 0)
goto cleanup;
}
priv->mon = qemuMonitorTestGetMonitor(test_mon);
priv->monJSON = true;
/* XXX We need to unlock the monitor here, as
* qemuDomainObjEnterMonitorInternal (called from qemuDomainChangeGraphics)
* tries to lock it again */
virObjectUnlock(priv->mon);
/* XXX Ideally, we would call qemuDomainUpdateDeviceLive here. But that
* would require us to provide virConnectPtr and virDomainPtr (they're used
* in case of updating a disk device. So for now, we will proceed with
* breaking the function into pieces. If we ever learn how to fake those
* required object, we can replace this code then. */
switch (dev->type) {
case VIR_DOMAIN_DEVICE_GRAPHICS:
ret = qemuDomainChangeGraphics(&driver, vm, dev->data.graphics);
break;
default:
if (virTestGetVerbose())
fprintf(stderr, "device type '%s' cannot be updated",
virDomainDeviceTypeToString(dev->type));
break;
}
cleanup:
VIR_FREE(domain_filename);
VIR_FREE(device_filename);
VIR_FREE(device_xml);
/* don't dispose test monitor with VM */
if (priv)
priv->mon = NULL;
virObjectUnref(vm);
virDomainDeviceDefFree(dev);
virObjectUnref(caps);
qemuMonitorTestFree(test_mon);
return ((ret < 0 && fail) || (!ret && !fail)) ? 0 : -1;
}
static int
mymain(void)
{
int ret = 0;
#if !WITH_YAJL
fputs("libvirt not compiled with yajl, skipping this test\n", stderr);
return EXIT_AM_SKIP;
#endif
if (virThreadInitialize() < 0 ||
!(driver.caps = testQemuCapsInit()) ||
!(driver.xmlopt = virQEMUDriverCreateXMLConf(&driver)))
return EXIT_FAILURE;
virEventRegisterDefaultImpl();
driver.config = virQEMUDriverConfigNew(false);
VIR_FREE(driver.config->spiceListen);
VIR_FREE(driver.config->vncListen);
/* some dummy values from 'config file' */
if (VIR_STRDUP_QUIET(driver.config->spicePassword, "123456") < 0)
return EXIT_FAILURE;
#define DO_TEST(file, dev, fial, ...) \
do { \
const char *my_mon[] = { __VA_ARGS__, NULL}; \
struct qemuHotplugTestData data = \
{.domain_filename = file, .device_filename = dev, .fail = fial, \
.mon = my_mon}; \
if (virtTestRun(#file, 1, testQemuHotplug, &data) < 0) \
ret = -1; \
} while (0)
DO_TEST("graphics-spice", "graphics-spice-nochange", false, NULL);
DO_TEST("graphics-spice-timeout", "graphics-spice-timeout-nochange", false,
"set_password", "{\"return\":{}}", "expire_password", "{\"return\":{}}");
DO_TEST("graphics-spice-timeout", "graphics-spice-timeout-password", false,
"set_password", "{\"return\":{}}", "expire_password", "{\"return\":{}}");
DO_TEST("graphics-spice", "graphics-spice-listen", true, NULL);
DO_TEST("graphics-spice-listen-network", "graphics-spice-listen-network", false,
"set_password", "{\"return\":{}}", "expire_password", "{\"return\":{}}");
/* Strange huh? Currently, only graphics can be testet :-P */
DO_TEST("disk-cdrom", "disk-cdrom-nochange", true, NULL);
virObjectUnref(driver.caps);
virObjectUnref(driver.xmlopt);
return (ret == 0) ? EXIT_SUCCESS : EXIT_FAILURE;
}
VIRT_TEST_MAIN(mymain)