/* Split "/dev/VG/LV" into "VG" and "LV". This function should
* probably do more checks.
*/
-static int
+int
vg_lv_parse (const char *device, char **vg, char **lv)
{
if (STRPREFIX (device, "/dev/"))
free (vg);
free (lv);
}
+
+void
+prep_prelaunch_lvfs (const char *filename, prep_data *data)
+{
+ if (vg_lv_parse (data->params[0], NULL, NULL) == -1)
+ prep_error (data, filename, _("incorrect format for LV name, use '/dev/VG/LV'"));
+
+ if (alloc_disk (filename, data->params[2], 0, 1) == -1)
+ prep_error (data, filename, _("failed to allocate disk"));
+}
+
+void
+prep_postlaunch_lvfs (const char *filename, prep_data *data, const char *device)
+{
+ if (guestfs_part_disk (g, device, data->params[3]) == -1)
+ prep_error (data, filename, _("failed to partition disk: %s"),
+ guestfs_last_error (g));
+
+ char *vg;
+ char *lv;
+ if (vg_lv_parse (data->params[0], &vg, &lv) == -1)
+ prep_error (data, filename, _("incorrect format for LV name, use '/dev/VG/LV'"));
+
+ char *part;
+ if (asprintf (&part, "%s1", device) == -1) {
+ perror ("asprintf");
+ exit (EXIT_FAILURE);
+ }
+
+ if (guestfs_pvcreate (g, part) == -1)
+ prep_error (data, filename, _("failed to create PV: %s: %s"),
+ part, guestfs_last_error (g));
+
+ char *parts[] = { part, NULL };
+ if (guestfs_vgcreate (g, vg, parts) == -1)
+ prep_error (data, filename, _("failed to create VG: %s: %s"),
+ vg, guestfs_last_error (g));
+
+ /* Create the smallest possible LV, then resize it to fill
+ * all available space.
+ */
+ if (guestfs_lvcreate (g, lv, vg, 1) == -1)
+ prep_error (data, filename, _("failed to create LV: /dev/%s/%s: %s"),
+ vg, lv, guestfs_last_error (g));
+ if (guestfs_lvresize_free (g, data->params[0], 100) == -1)
+ prep_error (data, filename,
+ _("failed to resize LV to full size: %s: %s"),
+ data->params[0], guestfs_last_error (g));
+
+ /* Create the filesystem. */
+ if (guestfs_mkfs (g, data->params[1], data->params[0]) == -1)
+ prep_error (data, filename, _("failed to create filesystem (%s): %s"),
+ data->params[1], guestfs_last_error (g));
+
+ free (part);
+ free (vg);
+ free (lv);
+}