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qtest/ahci: add qcow2 support to ahci-test

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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
This commit is contained in:
John Snow 2015-04-28 15:27:51 -04:00
parent 24a5c62cfe
commit 122fdf2d88
4 changed files with 53 additions and 10 deletions
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44
tests/libqos/libqos.c
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@ -61,3 +61,47 @@ void qtest_shutdown(QOSState *qs)
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);
}