static int
is_libvirt_backend (guestfs_h *g)
{
CLEANUP_FREE char *backend = guestfs_get_backend (g);
return backend &&
(STREQ (backend, "libvirt") || STRPREFIX (backend, "libvirt:"));
}
int
main (int argc, char *argv[])
{
pthread_t thread[NR_THREADS];
int data[NR_THREADS];
int i, r, errors;
guestfs_h *g;
char *backend;
/* Test is only meaningful if the backend "direct" is used. */
g = guestfs_create ();
if (!g)
error (EXIT_FAILURE, errno, "guestfs_create");
backend = guestfs_get_backend (g);
if (backend == NULL) {
guestfs_close (g);
exit (EXIT_FAILURE);
}
if (STRNEQ (backend, "direct")) {
fprintf (stderr, "%s: test skipped because backend isn't 'direct'.\n",
guestfs_int_program_name);
free (backend);
guestfs_close (g);
exit (77);
}
free (backend);
guestfs_close (g);
/* Ensure error messages are not translated. */
setenv ("LC_ALL", "C", 1);
pthread_barrier_init (&barrier, NULL, NR_THREADS);
/* Create the other threads which will set up their own libguestfs
* handle then wait at a barrier before launching.
*/
for (i = 0; i < NR_THREADS; ++i) {
data[i] = i;
r = pthread_create (&thread[i], NULL, start_thread, &data[i]);
if (r != 0)
error (EXIT_FAILURE, r, "pthread_create");
}
/* Wait for the threads to exit. */
errors = 0;
for (i = 0; i < NR_THREADS; ++i) {
int *ret;
r = pthread_join (thread[i], (void **) &ret);
if (r != 0)
error (EXIT_FAILURE, r, "pthread_join");
if (*ret == -1)
errors++;
}
exit (errors == 0 ? EXIT_SUCCESS : EXIT_FAILURE);
}
char *
guestfs_impl_get_attach_method (guestfs_h *g)
{
if (STREQ (g->backend, "direct"))
/* Return 'appliance' here for backwards compatibility. */
return safe_strdup (g, "appliance");
return guestfs_get_backend (g);
}
int
guestfs__launch (guestfs_h *g)
{
/* Configured? */
if (g->state != CONFIG) {
error (g, _("the libguestfs handle has already been launched"));
return -1;
}
/* Start the clock ... */
gettimeofday (&g->launch_t, NULL);
TRACE0 (launch_start);
/* Make the temporary directory. */
if (guestfs___lazy_make_tmpdir (g) == -1)
return -1;
/* Allow anyone to read the temporary directory. The socket in this
* directory won't be readable but anyone can see it exists if they
* want. (RHBZ#610880).
*/
if (chmod (g->tmpdir, 0755) == -1)
warning (g, "chmod: %s: %m (ignored)", g->tmpdir);
/* Some common debugging information. */
if (g->verbose) {
CLEANUP_FREE_VERSION struct guestfs_version *v =
guestfs_version (g);
struct backend *b;
CLEANUP_FREE char *backend = guestfs_get_backend (g);
debug (g, "launch: program=%s", g->program);
debug (g, "launch: version=%"PRIi64".%"PRIi64".%"PRIi64"%s",
v->major, v->minor, v->release, v->extra);
for (b = backends; b != NULL; b = b->next)
debug (g, "launch: backend registered: %s", b->name);
debug (g, "launch: backend=%s", backend);
debug (g, "launch: tmpdir=%s", g->tmpdir);
debug (g, "launch: umask=0%03o", get_umask (g));
debug (g, "launch: euid=%d", geteuid ());
}
/* Launch the appliance. */
if (g->backend_ops->launch (g, g->backend_data, g->backend_arg) == -1)
return -1;
/* If network is enabled, upload /etc/resolv.conf from the host so
* the guest will know how to reach the nameservers.
*/
if (g->enable_network && access ("/etc/resolv.conf", F_OK) == 0) {
guestfs_internal_upload (g, "/etc/resolv.conf", "/etc/resolv.conf", 0644);
}
return 0;
}
int
guestfs_impl_launch (guestfs_h *g)
{
/* Configured? */
if (g->state != CONFIG) {
error (g, _("the libguestfs handle has already been launched"));
return -1;
}
/* Start the clock ... */
gettimeofday (&g->launch_t, NULL);
TRACE0 (launch_start);
/* Make the temporary directory. */
if (guestfs_int_lazy_make_tmpdir (g) == -1)
return -1;
/* Some common debugging information. */
if (g->verbose) {
CLEANUP_FREE_VERSION struct guestfs_version *v =
guestfs_version (g);
struct backend *b;
CLEANUP_FREE char *backend = guestfs_get_backend (g);
int mask;
debug (g, "launch: program=%s", g->program);
if (STRNEQ (g->identifier, ""))
debug (g, "launch: identifier=%s", g->identifier);
debug (g, "launch: version=%"PRIi64".%"PRIi64".%"PRIi64"%s",
v->major, v->minor, v->release, v->extra);
for (b = backends; b != NULL; b = b->next)
debug (g, "launch: backend registered: %s", b->name);
debug (g, "launch: backend=%s", backend);
debug (g, "launch: tmpdir=%s", g->tmpdir);
mask = guestfs_int_getumask (g);
if (mask >= 0)
debug (g, "launch: umask=0%03o", (unsigned) mask);
debug (g, "launch: euid=%ju", (uintmax_t) geteuid ());
}
/* Launch the appliance. */
if (g->backend_ops->launch (g, g->backend_data, g->backend_arg) == -1)
return -1;
return 0;
}
int
main (int argc, char *argv[])
{
guestfs_h *g;
virConnectPtr conn;
virDomainPtr dom;
virErrorPtr err;
int r;
char *backend;
char *cwd;
FILE *fp;
char libvirt_uri[1024];
cwd = xgetcwd ();
/* Create the guestfs handle. */
g = guestfs_create ();
if (g == NULL) {
fprintf (stderr, "failed to create handle\n");
exit (EXIT_FAILURE);
}
backend = guestfs_get_backend (g);
if (STREQ (backend, "uml")) {
printf ("%s: test skipped because UML backend does not support qcow2\n",
argv[0]);
free (backend);
exit (77);
}
free (backend);
/* Create the libvirt XML and test images in the current
* directory.
*/
fp = fopen ("test-add-libvirt-dom.xml", "w");
if (fp == NULL) {
perror ("test-add-libvirt-dom.xml");
exit (EXIT_FAILURE);
}
make_test_xml (fp, cwd);
fclose (fp);
if (guestfs_disk_create (g, "test-add-libvirt-dom-1.img", "raw",
1024*1024, -1) == -1)
exit (EXIT_FAILURE);
if (guestfs_disk_create (g, "test-add-libvirt-dom-2.img", "raw",
1024*1024, -1) == -1)
exit (EXIT_FAILURE);
if (guestfs_disk_create (g, "test-add-libvirt-dom-3.img", "qcow2",
1024*1024, -1) == -1)
exit (EXIT_FAILURE);
/* Create the libvirt connection. */
snprintf (libvirt_uri, sizeof libvirt_uri,
"test://%s/test-add-libvirt-dom.xml", cwd);
conn = virConnectOpenReadOnly (libvirt_uri);
if (!conn) {
err = virGetLastError ();
fprintf (stderr,
"%s: could not connect to libvirt (code %d, domain %d): %s\n",
argv[0], err->code, err->domain, err->message);
exit (EXIT_FAILURE);
}
dom = virDomainLookupByName (conn, "guest");
if (!dom) {
err = virGetLastError ();
fprintf (stderr,
"%s: no libvirt domain called '%s': %s\n",
argv[0], "guest", err->message);
exit (EXIT_FAILURE);
}
r = guestfs_add_libvirt_dom (g, dom,
GUESTFS_ADD_LIBVIRT_DOM_READONLY, 1,
-1);
if (r == -1)
exit (EXIT_FAILURE);
if (r != 3) {
fprintf (stderr,
"%s: incorrect number of disks added (%d, expected 3)\n",
argv[0], r);
exit (EXIT_FAILURE);
}
guestfs_close (g);
virDomainFree (dom);
virConnectClose (conn);
free (cwd);
unlink ("test-add-libvirt-dom.xml");
unlink ("test-add-libvirt-dom-1.img");
unlink ("test-add-libvirt-dom-2.img");
unlink ("test-add-libvirt-dom-3.img");
exit (EXIT_SUCCESS);
}
