qemu-patch-raspberry4/tests/qtest/cdrom-test.c
Thomas Huth 95c0b77018 tests/qtest/cdrom-test: Check whether devices are available before using them
Downstream users might want to disable legacy devices in their binaries,
so we should not blindly assume that they are available. Add some proper
checks before using them.

Message-Id: <20211220081054.151515-4-thuth@redhat.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
2021-12-22 08:13:05 +01:00

261 lines
8.4 KiB
C

/*
* Various tests for emulated CD-ROM drives.
*
* Copyright (c) 2018 Red Hat Inc.
*
* Author:
* Thomas Huth <thuth@redhat.com>
*
* This work is licensed under the terms of the GNU GPL, version 2
* or later. See the COPYING file in the top-level directory.
*/
#include "qemu/osdep.h"
#include "libqos/libqtest.h"
#include "boot-sector.h"
#include "qapi/qmp/qdict.h"
static char isoimage[] = "cdrom-boot-iso-XXXXXX";
static int exec_genisoimg(const char **args)
{
gchar *out_err = NULL;
gint exit_status = -1;
bool success;
success = g_spawn_sync(NULL, (gchar **)args, NULL,
G_SPAWN_SEARCH_PATH | G_SPAWN_STDOUT_TO_DEV_NULL,
NULL, NULL, NULL, &out_err, &exit_status, NULL);
if (!success) {
return -ENOENT;
}
if (out_err) {
fputs(out_err, stderr);
g_free(out_err);
}
return exit_status;
}
static int prepare_image(const char *arch, char *isoimage)
{
char srcdir[] = "cdrom-test-dir-XXXXXX";
char *codefile = NULL;
int ifh, ret = -1;
const char *args[] = {
"genisoimage", "-quiet", "-l", "-no-emul-boot",
"-b", NULL, "-o", isoimage, srcdir, NULL
};
ifh = mkstemp(isoimage);
if (ifh < 0) {
perror("Error creating temporary iso image file");
return -1;
}
if (!mkdtemp(srcdir)) {
perror("Error creating temporary directory");
goto cleanup;
}
if (g_str_equal(arch, "i386") || g_str_equal(arch, "x86_64") ||
g_str_equal(arch, "s390x")) {
codefile = g_strdup_printf("%s/bootcode-XXXXXX", srcdir);
ret = boot_sector_init(codefile);
if (ret) {
goto cleanup;
}
} else {
/* Just create a dummy file */
char txt[] = "empty disc";
codefile = g_strdup_printf("%s/readme.txt", srcdir);
if (!g_file_set_contents(codefile, txt, sizeof(txt) - 1, NULL)) {
fprintf(stderr, "Failed to create '%s'\n", codefile);
goto cleanup;
}
}
args[5] = strchr(codefile, '/') + 1;
ret = exec_genisoimg(args);
if (ret) {
fprintf(stderr, "genisoimage failed: %i\n", ret);
}
unlink(codefile);
cleanup:
g_free(codefile);
rmdir(srcdir);
close(ifh);
return ret;
}
/**
* Check that at least the -cdrom parameter is basically working, i.e. we can
* see the filename of the ISO image in the output of "info block" afterwards
*/
static void test_cdrom_param(gconstpointer data)
{
QTestState *qts;
char *resp;
qts = qtest_initf("-M %s -cdrom %s", (const char *)data, isoimage);
resp = qtest_hmp(qts, "info block");
g_assert(strstr(resp, isoimage) != 0);
g_free(resp);
qtest_quit(qts);
}
static void add_cdrom_param_tests(const char **machines)
{
while (*machines) {
if (qtest_has_machine(*machines)) {
char *testname = g_strdup_printf("cdrom/param/%s", *machines);
qtest_add_data_func(testname, *machines, test_cdrom_param);
g_free(testname);
}
machines++;
}
}
static void test_cdboot(gconstpointer data)
{
QTestState *qts;
qts = qtest_initf("-accel kvm -accel tcg -no-shutdown %s%s", (const char *)data,
isoimage);
boot_sector_test(qts);
qtest_quit(qts);
}
static void add_x86_tests(void)
{
qtest_add_data_func("cdrom/boot/default", "-cdrom ", test_cdboot);
qtest_add_data_func("cdrom/boot/virtio-scsi",
"-device virtio-scsi -device scsi-cd,drive=cdr "
"-blockdev file,node-name=cdr,filename=", test_cdboot);
/*
* Unstable CI test under load
* See https://lists.gnu.org/archive/html/qemu-devel/2019-02/msg05509.html
*/
if (g_test_slow()) {
qtest_add_data_func("cdrom/boot/isapc", "-M isapc "
"-drive if=ide,media=cdrom,file=", test_cdboot);
}
if (qtest_has_device("am53c974")) {
qtest_add_data_func("cdrom/boot/am53c974",
"-device am53c974 -device scsi-cd,drive=cd1 "
"-drive if=none,id=cd1,format=raw,file=",
test_cdboot);
}
if (qtest_has_device("dc390")) {
qtest_add_data_func("cdrom/boot/dc390",
"-device dc390 -device scsi-cd,drive=cd1 "
"-blockdev file,node-name=cd1,filename=",
test_cdboot);
}
if (qtest_has_device("lsi53c895a")) {
qtest_add_data_func("cdrom/boot/lsi53c895a",
"-device lsi53c895a -device scsi-cd,drive=cd1 "
"-blockdev file,node-name=cd1,filename=",
test_cdboot);
}
if (qtest_has_device("megasas")) {
qtest_add_data_func("cdrom/boot/megasas", "-M q35 "
"-device megasas -device scsi-cd,drive=cd1 "
"-blockdev file,node-name=cd1,filename=",
test_cdboot);
}
if (qtest_has_device("megasas-gen2")) {
qtest_add_data_func("cdrom/boot/megasas-gen2", "-M q35 "
"-device megasas-gen2 -device scsi-cd,drive=cd1 "
"-blockdev file,node-name=cd1,filename=",
test_cdboot);
}
}
static void add_s390x_tests(void)
{
qtest_add_data_func("cdrom/boot/default", "-cdrom ", test_cdboot);
qtest_add_data_func("cdrom/boot/virtio-scsi",
"-device virtio-scsi -device scsi-cd,drive=cdr "
"-blockdev file,node-name=cdr,filename=", test_cdboot);
qtest_add_data_func("cdrom/boot/with-bootindex",
"-device virtio-serial -device virtio-scsi "
"-device virtio-blk,drive=d1 "
"-drive driver=null-co,read-zeroes=on,if=none,id=d1 "
"-device virtio-blk,drive=d2,bootindex=1 "
"-drive if=none,id=d2,media=cdrom,file=", test_cdboot);
if (qtest_has_device("x-terminal3270")) {
qtest_add_data_func("cdrom/boot/without-bootindex",
"-device virtio-scsi -device virtio-serial "
"-device x-terminal3270 -device virtio-blk,drive=d1 "
"-drive driver=null-co,read-zeroes=on,if=none,id=d1 "
"-device virtio-blk,drive=d2 "
"-drive if=none,id=d2,media=cdrom,file=",
test_cdboot);
}
}
int main(int argc, char **argv)
{
int ret;
const char *arch = qtest_get_arch();
const char *genisocheck[] = { "genisoimage", "-version", NULL };
g_test_init(&argc, &argv, NULL);
if (exec_genisoimg(genisocheck)) {
/* genisoimage not available - so can't run tests */
return g_test_run();
}
ret = prepare_image(arch, isoimage);
if (ret) {
return ret;
}
if (g_str_equal(arch, "i386") || g_str_equal(arch, "x86_64")) {
add_x86_tests();
} else if (g_str_equal(arch, "s390x")) {
add_s390x_tests();
} else if (g_str_equal(arch, "ppc64")) {
const char *ppcmachines[] = {
"pseries", "mac99", "g3beige", "40p", NULL
};
add_cdrom_param_tests(ppcmachines);
} else if (g_str_equal(arch, "sparc")) {
const char *sparcmachines[] = {
"LX", "SPARCClassic", "SPARCbook", "SS-10", "SS-20", "SS-4",
"SS-5", "SS-600MP", "Voyager", "leon3_generic", NULL
};
add_cdrom_param_tests(sparcmachines);
} else if (g_str_equal(arch, "sparc64")) {
const char *sparc64machines[] = {
"niagara", "sun4u", "sun4v", NULL
};
add_cdrom_param_tests(sparc64machines);
} else if (!strncmp(arch, "mips64", 6)) {
const char *mips64machines[] = {
"magnum", "malta", "pica61", NULL
};
add_cdrom_param_tests(mips64machines);
} else if (g_str_equal(arch, "arm") || g_str_equal(arch, "aarch64")) {
const char *armmachines[] = {
"realview-eb", "realview-eb-mpcore", "realview-pb-a8",
"realview-pbx-a9", "versatileab", "versatilepb", "vexpress-a15",
"vexpress-a9", "virt", NULL
};
add_cdrom_param_tests(armmachines);
} else {
const char *nonemachine[] = { "none", NULL };
add_cdrom_param_tests(nonemachine);
}
ret = g_test_run();
unlink(isoimage);
return ret;
}