122fdf2d88
This will enable the testing of high offsets without wasting a lot of disk space, and does not impact the previous tests. mkimg and mkqcow2 are added to libqos for other tests. Signed-off-by: John Snow <jsnow@redhat.com> Acked-by: Stefan Hajnoczi <stefanha@redhat.com> Message-id: 1426274523-22661-2-git-send-email-jsnow@redhat.com
108 lines
2.6 KiB
C
108 lines
2.6 KiB
C
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <glib.h>
|
|
#include <unistd.h>
|
|
#include <fcntl.h>
|
|
#include <sys/wait.h>
|
|
|
|
#include "libqtest.h"
|
|
#include "libqos/libqos.h"
|
|
#include "libqos/pci.h"
|
|
|
|
/*** Test Setup & Teardown ***/
|
|
|
|
/**
|
|
* Launch QEMU with the given command line,
|
|
* and then set up interrupts and our guest malloc interface.
|
|
*/
|
|
QOSState *qtest_vboot(QOSOps *ops, const char *cmdline_fmt, va_list ap)
|
|
{
|
|
char *cmdline;
|
|
|
|
struct QOSState *qs = g_malloc(sizeof(QOSState));
|
|
|
|
cmdline = g_strdup_vprintf(cmdline_fmt, ap);
|
|
qs->qts = qtest_start(cmdline);
|
|
qs->ops = ops;
|
|
qtest_irq_intercept_in(global_qtest, "ioapic");
|
|
if (ops && ops->init_allocator) {
|
|
qs->alloc = ops->init_allocator(ALLOC_NO_FLAGS);
|
|
}
|
|
|
|
g_free(cmdline);
|
|
return qs;
|
|
}
|
|
|
|
/**
|
|
* Launch QEMU with the given command line,
|
|
* and then set up interrupts and our guest malloc interface.
|
|
*/
|
|
QOSState *qtest_boot(QOSOps *ops, const char *cmdline_fmt, ...)
|
|
{
|
|
QOSState *qs;
|
|
va_list ap;
|
|
|
|
va_start(ap, cmdline_fmt);
|
|
qs = qtest_vboot(ops, cmdline_fmt, ap);
|
|
va_end(ap);
|
|
|
|
return qs;
|
|
}
|
|
|
|
/**
|
|
* Tear down the QEMU instance.
|
|
*/
|
|
void qtest_shutdown(QOSState *qs)
|
|
{
|
|
if (qs->alloc && qs->ops && qs->ops->uninit_allocator) {
|
|
qs->ops->uninit_allocator(qs->alloc);
|
|
qs->alloc = NULL;
|
|
}
|
|
qtest_quit(qs->qts);
|
|
g_free(qs);
|
|
}
|
|
|
|
void mkimg(const char *file, const char *fmt, unsigned size_mb)
|
|
{
|
|
gchar *cli;
|
|
bool ret;
|
|
int rc;
|
|
GError *err = NULL;
|
|
char *qemu_img_path;
|
|
gchar *out, *out2;
|
|
char *abs_path;
|
|
|
|
qemu_img_path = getenv("QTEST_QEMU_IMG");
|
|
abs_path = realpath(qemu_img_path, NULL);
|
|
assert(qemu_img_path);
|
|
|
|
cli = g_strdup_printf("%s create -f %s %s %uM", abs_path,
|
|
fmt, file, size_mb);
|
|
ret = g_spawn_command_line_sync(cli, &out, &out2, &rc, &err);
|
|
if (err) {
|
|
fprintf(stderr, "%s\n", err->message);
|
|
g_error_free(err);
|
|
}
|
|
g_assert(ret && !err);
|
|
|
|
/* In glib 2.34, we have g_spawn_check_exit_status. in 2.12, we don't.
|
|
* glib 2.43.91 implementation assumes that any non-zero is an error for
|
|
* windows, but uses extra precautions for Linux. However,
|
|
* 0 is only possible if the program exited normally, so that should be
|
|
* sufficient for our purposes on all platforms, here. */
|
|
if (rc) {
|
|
fprintf(stderr, "qemu-img returned status code %d\n", rc);
|
|
}
|
|
g_assert(!rc);
|
|
|
|
g_free(out);
|
|
g_free(out2);
|
|
g_free(cli);
|
|
free(abs_path);
|
|
}
|
|
|
|
void mkqcow2(const char *file, unsigned size_mb)
|
|
{
|
|
return mkimg(file, "qcow2", size_mb);
|
|
}
|