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libvirt/tests/virsystemdtest.c

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/*
* Copyright (C) 2013, 2014 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 "testutils.h"
#if defined(WITH_DBUS) && defined(__linux__)
# include <dbus/dbus.h>
# include <fcntl.h>
# include <unistd.h>
# define LIBVIRT_VIRSYSTEMDPRIV_H_ALLOW
# include "virsystemdpriv.h"
# include "virsystemd.h"
# include "virdbus.h"
# include "virlog.h"
# include "virmock.h"
# include "rpc/virnetsocket.h"
# include "domain_driver.h"
# define VIR_FROM_THIS VIR_FROM_NONE
VIR_LOG_INIT("tests.systemdtest");
VIR_MOCK_WRAP_RET_ARGS(dbus_connection_send_with_reply_and_block,
DBusMessage *,
DBusConnection *, connection,
DBusMessage *, message,
int, timeout_milliseconds,
DBusError *, error)
{
DBusMessage *reply = NULL;
const char *service = dbus_message_get_destination(message);
const char *member = dbus_message_get_member(message);
VIR_MOCK_REAL_INIT(dbus_connection_send_with_reply_and_block);
if (STREQ(service, "org.freedesktop.machine1")) {
if (getenv("FAIL_BAD_SERVICE")) {
dbus_set_error_const(error,
"org.freedesktop.systemd.badthing",
"Something went wrong creating the machine");
} else {
reply = dbus_message_new(DBUS_MESSAGE_TYPE_METHOD_RETURN);
if (STREQ(member, "GetMachineByPID")) {
const char *object_path = "/org/freedesktop/machine1/machine/qemu_2ddemo";
DBusMessageIter iter;
dbus_message_iter_init_append(reply, &iter);
if (!dbus_message_iter_append_basic(&iter,
DBUS_TYPE_OBJECT_PATH,
&object_path))
goto error;
} else if (STREQ(member, "Get")) {
const char *name = "qemu-demo";
DBusMessageIter iter;
DBusMessageIter sub;
dbus_message_iter_init_append(reply, &iter);
dbus_message_iter_open_container(&iter, DBUS_TYPE_VARIANT,
"s", &sub);
if (!dbus_message_iter_append_basic(&sub,
DBUS_TYPE_STRING,
&name))
goto error;
dbus_message_iter_close_container(&iter, &sub);
}
}
} else if (STREQ(service, "org.freedesktop.login1")) {
char *supported = getenv("RESULT_SUPPORT");
DBusMessageIter iter;
reply = dbus_message_new(DBUS_MESSAGE_TYPE_METHOD_RETURN);
dbus_message_iter_init_append(reply, &iter);
if (!dbus_message_iter_append_basic(&iter,
DBUS_TYPE_STRING,
&supported))
goto error;
} else if (STREQ(service, "org.freedesktop.DBus") &&
STREQ(member, "ListActivatableNames")) {
const char *svc1 = "org.foo.bar.wizz";
const char *svc2 = "org.freedesktop.machine1";
const char *svc3 = "org.freedesktop.login1";
DBusMessageIter iter;
DBusMessageIter sub;
reply = dbus_message_new(DBUS_MESSAGE_TYPE_METHOD_RETURN);
dbus_message_iter_init_append(reply, &iter);
dbus_message_iter_open_container(&iter, DBUS_TYPE_ARRAY,
"s", &sub);
if (!dbus_message_iter_append_basic(&sub,
DBUS_TYPE_STRING,
&svc1))
goto error;
if (!getenv("FAIL_NO_SERVICE") &&
!dbus_message_iter_append_basic(&sub,
DBUS_TYPE_STRING,
&svc2))
goto error;
if (!getenv("FAIL_NO_SERVICE") &&
!dbus_message_iter_append_basic(&sub,
DBUS_TYPE_STRING,
&svc3))
goto error;
dbus_message_iter_close_container(&iter, &sub);
} else if (STREQ(service, "org.freedesktop.DBus") &&
STREQ(member, "ListNames")) {
const char *svc1 = "org.foo.bar.wizz";
const char *svc2 = "org.freedesktop.systemd1";
const char *svc3 = "org.freedesktop.login1";
DBusMessageIter iter;
DBusMessageIter sub;
reply = dbus_message_new(DBUS_MESSAGE_TYPE_METHOD_RETURN);
dbus_message_iter_init_append(reply, &iter);
dbus_message_iter_open_container(&iter, DBUS_TYPE_ARRAY,
"s", &sub);
if (!dbus_message_iter_append_basic(&sub,
DBUS_TYPE_STRING,
&svc1))
goto error;
if ((!getenv("FAIL_NO_SERVICE") && !getenv("FAIL_NOT_REGISTERED")) &&
!dbus_message_iter_append_basic(&sub,
DBUS_TYPE_STRING,
&svc2))
goto error;
if ((!getenv("FAIL_NO_SERVICE") && !getenv("FAIL_NOT_REGISTERED")) &&
!dbus_message_iter_append_basic(&sub,
DBUS_TYPE_STRING,
&svc3))
goto error;
dbus_message_iter_close_container(&iter, &sub);
} else {
reply = dbus_message_new(DBUS_MESSAGE_TYPE_METHOD_RETURN);
}
return reply;
error:
virDBusMessageUnref(reply);
return NULL;
}
static int testCreateContainer(const void *opaque G_GNUC_UNUSED)
{
unsigned char uuid[VIR_UUID_BUFLEN] = {
1, 1, 1, 1,
2, 2, 2, 2,
3, 3, 3, 3,
4, 4, 4, 4
};
if (virSystemdCreateMachine("demo",
"lxc",
uuid,
"/proc/123/root",
123,
true,
0, NULL,
"highpriority.slice", 0) < 0) {
fprintf(stderr, "%s", "Failed to create LXC machine\n");
return -1;
}
return 0;
}
static int testTerminateContainer(const void *opaque G_GNUC_UNUSED)
{
if (virSystemdTerminateMachine("lxc-demo") < 0) {
fprintf(stderr, "%s", "Failed to terminate LXC machine\n");
return -1;
}
return 0;
}
static int testCreateMachine(const void *opaque G_GNUC_UNUSED)
{
unsigned char uuid[VIR_UUID_BUFLEN] = {
1, 1, 1, 1,
2, 2, 2, 2,
3, 3, 3, 3,
4, 4, 4, 4
};
if (virSystemdCreateMachine("demo",
"qemu",
uuid,
NULL,
123,
false,
0, NULL,
NULL, 0) < 0) {
fprintf(stderr, "%s", "Failed to create KVM machine\n");
return -1;
}
return 0;
}
static int testTerminateMachine(const void *opaque G_GNUC_UNUSED)
{
if (virSystemdTerminateMachine("test-qemu-demo") < 0) {
fprintf(stderr, "%s", "Failed to terminate KVM machine\n");
return -1;
}
return 0;
}
static int testCreateNoSystemd(const void *opaque G_GNUC_UNUSED)
{
unsigned char uuid[VIR_UUID_BUFLEN] = {
1, 1, 1, 1,
2, 2, 2, 2,
3, 3, 3, 3,
4, 4, 4, 4
};
int rv;
g_setenv("FAIL_NO_SERVICE", "1", TRUE);
if ((rv = virSystemdCreateMachine("demo",
"qemu",
uuid,
NULL,
123,
false,
0, NULL,
NULL, 0)) == 0) {
g_unsetenv("FAIL_NO_SERVICE");
fprintf(stderr, "%s", "Unexpected create machine success\n");
return -1;
}
g_unsetenv("FAIL_NO_SERVICE");
if (rv != -2) {
fprintf(stderr, "%s", "Unexpected create machine error\n");
return -1;
}
return 0;
}
static int testCreateSystemdNotRunning(const void *opaque G_GNUC_UNUSED)
{
unsigned char uuid[VIR_UUID_BUFLEN] = {
1, 1, 1, 1,
2, 2, 2, 2,
3, 3, 3, 3,
4, 4, 4, 4
};
int rv;
g_setenv("FAIL_NOT_REGISTERED", "1", TRUE);
if ((rv = virSystemdCreateMachine("demo",
"qemu",
uuid,
NULL,
123,
false,
0, NULL,
NULL, 0)) == 0) {
g_unsetenv("FAIL_NOT_REGISTERED");
fprintf(stderr, "%s", "Unexpected create machine success\n");
return -1;
}
g_unsetenv("FAIL_NOT_REGISTERED");
if (rv != -2) {
fprintf(stderr, "%s", "Unexpected create machine error\n");
return -1;
}
return 0;
}
static int testCreateBadSystemd(const void *opaque G_GNUC_UNUSED)
{
unsigned char uuid[VIR_UUID_BUFLEN] = {
1, 1, 1, 1,
2, 2, 2, 2,
3, 3, 3, 3,
4, 4, 4, 4
};
int rv;
g_setenv("FAIL_BAD_SERVICE", "1", TRUE);
if ((rv = virSystemdCreateMachine("demo",
"qemu",
uuid,
NULL,
123,
false,
0, NULL,
NULL, 0)) == 0) {
g_unsetenv("FAIL_BAD_SERVICE");
fprintf(stderr, "%s", "Unexpected create machine success\n");
return -1;
}
g_unsetenv("FAIL_BAD_SERVICE");
if (rv != -1) {
fprintf(stderr, "%s", "Unexpected create machine error\n");
return -1;
}
return 0;
}
static int testCreateNetwork(const void *opaque G_GNUC_UNUSED)
{
unsigned char uuid[VIR_UUID_BUFLEN] = {
1, 1, 1, 1,
2, 2, 2, 2,
3, 3, 3, 3,
4, 4, 4, 4
};
int nicindexes[] = {
2, 1729, 87539319,
};
size_t nnicindexes = G_N_ELEMENTS(nicindexes);
if (virSystemdCreateMachine("demo",
"lxc",
uuid,
"/proc/123/root",
123,
true,
nnicindexes, nicindexes,
"highpriority.slice", 0) < 0) {
fprintf(stderr, "%s", "Failed to create LXC machine\n");
return -1;
}
return 0;
}
static int
testGetMachineName(const void *opaque G_GNUC_UNUSED)
{
char *tmp = virSystemdGetMachineNameByPID(1234);
int ret = -1;
if (!tmp) {
fprintf(stderr, "%s", "Failed to create LXC machine\n");
return ret;
}
if (STREQ(tmp, "qemu-demo"))
ret = 0;
VIR_FREE(tmp);
return ret;
}
struct testNameData {
const char *name;
const char *expected;
const char *root;
int id;
bool legacy;
};
static int
testScopeName(const void *opaque)
{
const struct testNameData *data = opaque;
int ret = -1;
char *actual = NULL;
if (!(actual = virSystemdMakeScopeName(data->name, "lxc", data->legacy)))
goto cleanup;
if (STRNEQ(actual, data->expected)) {
fprintf(stderr, "Expected '%s' but got '%s'\n",
data->expected, actual);
goto cleanup;
}
ret = 0;
cleanup:
VIR_FREE(actual);
return ret;
}
static int
testMachineName(const void *opaque)
{
const struct testNameData *data = opaque;
int ret = -1;
char *actual = NULL;
if (!(actual = virDomainDriverGenerateMachineName("qemu", data->root,
data->id, data->name, true)))
goto cleanup;
if (STRNEQ(actual, data->expected)) {
fprintf(stderr, "Expected '%s' but got '%s'\n",
data->expected, actual);
goto cleanup;
}
ret = 0;
cleanup:
VIR_FREE(actual);
return ret;
}
typedef int (*virSystemdCanHelper)(bool * result);
struct testPMSupportData {
virSystemdCanHelper tested;
};
static int testPMSupportHelper(const void *opaque)
{
int rv;
bool result;
size_t i;
const char *results[4] = {"yes", "no", "na", "challenge"};
int expected[4] = {1, 0, 0, 1};
const struct testPMSupportData *data = opaque;
for (i = 0; i < 4; i++) {
g_setenv("RESULT_SUPPORT", results[i], TRUE);
if ((rv = data->tested(&result)) < 0) {
fprintf(stderr, "%s", "Unexpected canSuspend error\n");
return -1;
}
if (result != expected[i]) {
fprintf(stderr, "Unexpected result for answer '%s'\n", results[i]);
goto error;
}
g_unsetenv("RESULT_SUPPORT");
}
return 0;
error:
g_unsetenv("RESULT_SUPPORT");
return -1;
}
static int testPMSupportHelperNoSystemd(const void *opaque)
{
int rv;
bool result;
const struct testPMSupportData *data = opaque;
g_setenv("FAIL_NO_SERVICE", "1", TRUE);
if ((rv = data->tested(&result)) == 0) {
g_unsetenv("FAIL_NO_SERVICE");
fprintf(stderr, "%s", "Unexpected canSuspend success\n");
return -1;
}
g_unsetenv("FAIL_NO_SERVICE");
if (rv != -2) {
fprintf(stderr, "%s", "Unexpected canSuspend error\n");
return -1;
}
return 0;
}
static int testPMSupportSystemdNotRunning(const void *opaque)
{
int rv;
bool result;
const struct testPMSupportData *data = opaque;
g_setenv("FAIL_NOT_REGISTERED", "1", TRUE);
if ((rv = data->tested(&result)) == 0) {
g_unsetenv("FAIL_NOT_REGISTERED");
fprintf(stderr, "%s", "Unexpected canSuspend success\n");
return -1;
}
g_unsetenv("FAIL_NOT_REGISTERED");
if (rv != -2) {
fprintf(stderr, "%s", "Unexpected canSuspend error\n");
return -1;
}
return 0;
}
static int
testActivationCreateFDs(virNetSocketPtr *sockUNIX,
virNetSocketPtr **sockIP,
size_t *nsockIP)
{
*sockUNIX = NULL;
*sockIP = NULL;
*nsockIP = 0;
if (virNetSocketNewListenUNIX("virsystemdtest.sock",
0777,
0,
0,
sockUNIX) < 0)
return -1;
if (virNetSocketNewListenTCP("localhost",
NULL,
AF_UNSPEC,
sockIP,
nsockIP) < 0) {
virObjectUnref(*sockUNIX);
return -1;
}
return 0;
}
static int
testActivation(bool useNames)
{
virNetSocketPtr sockUNIX;
virNetSocketPtr *sockIP;
size_t nsockIP;
int ret = -1;
size_t i;
char nfdstr[VIR_INT64_STR_BUFLEN];
char pidstr[VIR_INT64_STR_BUFLEN];
virSystemdActivationMap map[2];
int *fds = NULL;
size_t nfds = 0;
g_autoptr(virSystemdActivation) act = NULL;
g_auto(virBuffer) names = VIR_BUFFER_INITIALIZER;
g_autofree char *demo_socket_path = NULL;
virBufferAddLit(&names, "demo-unix.socket");
if (testActivationCreateFDs(&sockUNIX, &sockIP, &nsockIP) < 0)
return -1;
demo_socket_path = virNetSocketGetPath(sockUNIX);
for (i = 0; i < nsockIP; i++)
virBufferAddLit(&names, ":demo-ip.socket");
g_snprintf(nfdstr, sizeof(nfdstr), "%zu", 1 + nsockIP);
g_snprintf(pidstr, sizeof(pidstr), "%lld", (long long)getpid());
g_setenv("LISTEN_FDS", nfdstr, TRUE);
g_setenv("LISTEN_PID", pidstr, TRUE);
if (useNames)
g_setenv("LISTEN_FDNAMES", virBufferCurrentContent(&names), TRUE);
else
g_unsetenv("LISTEN_FDNAMES");
map[0].name = "demo-unix.socket";
map[0].family = AF_UNIX;
map[0].path = demo_socket_path;
map[1].name = "demo-ip.socket";
map[1].family = AF_INET;
map[1].port = virNetSocketGetPort(sockIP[0]);
if (virSystemdGetActivation(map, G_N_ELEMENTS(map), &act) < 0)
goto cleanup;
if (act == NULL) {
fprintf(stderr, "Activation object was not created: %s", virGetLastErrorMessage());
goto cleanup;
}
if (virSystemdActivationComplete(act) == 0) {
fprintf(stderr, "Activation did not report unclaimed FDs");
goto cleanup;
}
virSystemdActivationClaimFDs(act, "demo-unix.socket", &fds, &nfds);
if (nfds != 1) {
fprintf(stderr, "Expected 1 UNIX fd, but got %zu\n", nfds);
goto cleanup;
}
VIR_FREE(fds);
virSystemdActivationClaimFDs(act, "demo-ip.socket", &fds, &nfds);
if (nfds != nsockIP) {
fprintf(stderr, "Expected %zu IP fd, but got %zu\n", nsockIP, nfds);
goto cleanup;
}
VIR_FREE(fds);
virSystemdActivationClaimFDs(act, "demo-ip-alt.socket", &fds, &nfds);
if (nfds != 0) {
fprintf(stderr, "Expected 0 IP fd, but got %zu\n", nfds);
goto cleanup;
}
if (virSystemdActivationComplete(act) < 0) {
fprintf(stderr, "Action was not complete: %s\n", virGetLastErrorMessage());
goto cleanup;
}
ret = 0;
cleanup:
virObjectUnref(sockUNIX);
for (i = 0; i < nsockIP; i++)
virObjectUnref(sockIP[i]);
VIR_FREE(sockIP);
VIR_FREE(fds);
return ret;
}
static int
testActivationEmpty(const void *opaque G_GNUC_UNUSED)
{
virSystemdActivationPtr act;
g_unsetenv("LISTEN_FDS");
if (virSystemdGetActivation(NULL, 0, &act) < 0)
return -1;
if (act != NULL) {
fprintf(stderr, "Unexpectedly got activation object");
virSystemdActivationFree(act);
return -1;
}
return 0;
}
static int
testActivationFDNames(const void *opaque G_GNUC_UNUSED)
{
return testActivation(true);
}
static int
testActivationFDAddrs(const void *opaque G_GNUC_UNUSED)
{
return testActivation(false);
}
static int
mymain(void)
{
int ret = 0;
unsigned char uuid[VIR_UUID_BUFLEN];
/* The one we use in tests quite often */
if (virUUIDParse("c7a5fdbd-edaf-9455-926a-d65c16db1809", uuid) < 0)
return EXIT_FAILURE;
# define DO_TEST(_name, func) \
do { \
if (virTestRun(_name, func, NULL) < 0) \
ret = -1; \
if (virTestRun(_name "again ", func, NULL) < 0) \
ret = -1; \
virSystemdHasMachinedResetCachedValue(); \
} while (0)
DO_TEST("Test create container ", testCreateContainer);
DO_TEST("Test terminate container ", testTerminateContainer);
DO_TEST("Test create machine ", testCreateMachine);
DO_TEST("Test terminate machine ", testTerminateMachine);
DO_TEST("Test create no systemd ", testCreateNoSystemd);
DO_TEST("Test create systemd not running ", testCreateSystemdNotRunning);
DO_TEST("Test create bad systemd ", testCreateBadSystemd);
DO_TEST("Test create with network ", testCreateNetwork);
DO_TEST("Test getting machine name ", testGetMachineName);
# define TEST_SCOPE(_name, unitname, _legacy) \
do { \
struct testNameData data = { \
.name = _name, .expected = unitname, .legacy = _legacy, \
}; \
if (virTestRun("Test scopename", testScopeName, &data) < 0) \
ret = -1; \
} while (0)
# define TEST_SCOPE_OLD(name, unitname) \
TEST_SCOPE(name, unitname, true)
# define TEST_SCOPE_NEW(name, unitname) \
TEST_SCOPE(name, unitname, false)
TEST_SCOPE_OLD("demo", "machine-lxc\\x2ddemo.scope");
TEST_SCOPE_OLD("demo-name", "machine-lxc\\x2ddemo\\x2dname.scope");
TEST_SCOPE_OLD("demo!name", "machine-lxc\\x2ddemo\\x21name.scope");
TEST_SCOPE_OLD(".demo", "machine-lxc\\x2d\\x2edemo.scope");
TEST_SCOPE_OLD("bull💩", "machine-lxc\\x2dbull\\xf0\\x9f\\x92\\xa9.scope");
TEST_SCOPE_NEW("qemu-3-demo", "machine-qemu\\x2d3\\x2ddemo.scope");
# define TEST_MACHINE(_name, _root, _id, machinename) \
do { \
struct testNameData data = { \
.name = _name, .expected = machinename, .root = _root, .id = _id, \
}; \
if (virTestRun("Test scopename", testMachineName, &data) < 0) \
ret = -1; \
} while (0)
TEST_MACHINE("demo", NULL, 1, "qemu-1-demo");
TEST_MACHINE("demo-name", NULL, 2, "qemu-2-demo-name");
TEST_MACHINE("demo!name", NULL, 3, "qemu-3-demoname");
TEST_MACHINE(".demo", NULL, 4, "qemu-4-demo");
TEST_MACHINE("bull\U0001f4a9", NULL, 5, "qemu-5-bull");
TEST_MACHINE("demo..name", NULL, 6, "qemu-6-demo.name");
TEST_MACHINE("12345678901234567890123456789012345678901234567890123456789", NULL, 7,
"qemu-7-123456789012345678901234567890123456789012345678901234567");
TEST_MACHINE("123456789012345678901234567890123456789012345678901234567890", NULL, 8,
"qemu-8-123456789012345678901234567890123456789012345678901234567");
TEST_MACHINE("kstest-network-device-default-httpks_(c9eed63e-981e-48ec-acdc-56b3f8c5f678)",
NULL, 100,
"qemu-100-kstest-network-device-default-httpksc9eed63e-981e-48ec");
TEST_MACHINE("kstest-network-device-default-httpks_(c9eed63e-981e-48ec--cdc-56b3f8c5f678)",
NULL, 10,
"qemu-10-kstest-network-device-default-httpksc9eed63e-981e-48ec-c");
TEST_MACHINE("demo.-.test.", NULL, 11, "qemu-11-demo.test");
TEST_MACHINE("demo", "/tmp/root1", 1, "qemu-embed-0991f456-1-demo");
TEST_MACHINE("demo", "/tmp/root2", 1, "qemu-embed-95d47ff5-1-demo");
# define TESTS_PM_SUPPORT_HELPER(name, function) \
do { \
struct testPMSupportData data = { \
function \
}; \
if (virTestRun("Test " name " ", testPMSupportHelper, &data) < 0) \
ret = -1; \
virSystemdHasLogindResetCachedValue(); \
if (virTestRun("Test " name " no systemd ", \
testPMSupportHelperNoSystemd, &data) < 0) \
ret = -1; \
virSystemdHasLogindResetCachedValue(); \
if (virTestRun("Test systemd " name " not running ", \
testPMSupportSystemdNotRunning, &data) < 0) \
ret = -1; \
virSystemdHasLogindResetCachedValue(); \
} while (0)
TESTS_PM_SUPPORT_HELPER("canSuspend", &virSystemdCanSuspend);
TESTS_PM_SUPPORT_HELPER("canHibernate", &virSystemdCanHibernate);
TESTS_PM_SUPPORT_HELPER("canHybridSleep", &virSystemdCanHybridSleep);
if (virTestRun("Test activation empty", testActivationEmpty, NULL) < 0)
ret = -1;
if (fcntl(STDERR_FILENO + 1, F_GETFL) == -1 && errno == EBADF &&
fcntl(STDERR_FILENO + 2, F_GETFL) == -1 && errno == EBADF &&
fcntl(STDERR_FILENO + 3, F_GETFL) == -1 && errno == EBADF) {
if (virTestRun("Test activation names", testActivationFDNames, NULL) < 0)
ret = -1;
if (virTestRun("Test activation addrs", testActivationFDAddrs, NULL) < 0)
ret = -1;
} else {
VIR_INFO("Skipping activation tests as FD 3/4/5 is open");
}
return ret == 0 ? EXIT_SUCCESS : EXIT_FAILURE;
}
VIR_TEST_MAIN_PRELOAD(mymain, VIR_TEST_MOCK("virdbus"))
#else /* ! (WITH_DBUS && __linux__) */
int
main(void)
{
return EXIT_AM_SKIP;
}
#endif /* ! WITH_DBUS */
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