/* virt-filesystems
- * Copyright (C) 2010 Red Hat Inc.
+ * Copyright (C) 2010-2011 Red Hat Inc.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include <config.h>
#include <inttypes.h>
#include <unistd.h>
#include <getopt.h>
+#include <locale.h>
#include <assert.h>
+#include <string.h>
+#include <libintl.h>
#include "c-ctype.h"
#include "human.h"
#include "guestfs.h"
#include "options.h"
+#define DISABLE_GUESTFS_ERRORS_FOR(stmt) do { \
+ guestfs_error_handler_cb old_error_cb; \
+ void *old_error_data; \
+ old_error_cb = guestfs_get_error_handler (g, &old_error_data); \
+ guestfs_set_error_handler (g, NULL, NULL); \
+ stmt; \
+ guestfs_set_error_handler (g, old_error_cb, old_error_data); \
+ } while (0)
+
/* These globals are shared with options.c. */
guestfs_h *g;
int read_only = 1;
+int live = 0;
int verbose = 0;
int keys_from_stdin = 0;
int echo_keys = 0;
#define COLUMN_TYPE 2
#define COLUMN_VFS_TYPE 4 /* if --filesystems */
#define COLUMN_VFS_LABEL 8 /* if --filesystems */
-#define COLUMN_SIZE 16 /* bytes, or human-readable if -h */
-#define COLUMN_PARENT_NAME 32 /* only for partitions, LVs */
-#define COLUMN_UUID 64 /* if --uuid */
-#define NR_COLUMNS 7
+#define COLUMN_MBR 16
+#define COLUMN_SIZE 32 /* bytes, or human-readable if -h */
+#define COLUMN_PARENT_NAME 64 /* only for partitions, LVs */
+#define COLUMN_UUID 128 /* if --uuid */
+#define NR_COLUMNS 8
static int columns;
static char *canonical_device (const char *dev);
_("%s: list filesystems, partitions, block devices, LVM in a VM\n"
"Copyright (C) 2010 Red Hat Inc.\n"
"Usage:\n"
- " %s [--options] -d domname file\n"
- " %s [--options] -a disk.img [-a disk.img ...] file\n"
+ " %s [--options] -d domname\n"
+ " %s [--options] -a disk.img [-a disk.img ...]\n"
"Options:\n"
" -a|--add image Add image\n"
" --all Display everything\n"
*/
assert (read_only == 1);
assert (inspector == 0);
+ assert (live == 0);
/* Must be no extra arguments on the command line. */
if (optind != argc)
}
if ((output & (OUTPUT_PARTITIONS|OUTPUT_LVS)))
columns |= COLUMN_PARENT_NAME;
+ if ((output & OUTPUT_PARTITIONS))
+ columns |= COLUMN_MBR;
if (uuid)
columns |= COLUMN_UUID;
}
static void do_output_pvs (void);
static void do_output_partitions (void);
static void do_output_blockdevs (void);
-static void write_row (const char *name, const char *type, const char *vfs_type, const char *vfs_label, int64_t size, const char *parent_name, const char *uuid);
+static void write_row (const char *name, const char *type, const char *vfs_type, const char *vfs_label, int mbr_id, int64_t size, const char *parent_name, const char *uuid);
static void write_row_strings (char **strings, size_t len);
static void
headings[len++] = "VFS";
if ((columns & COLUMN_VFS_LABEL))
headings[len++] = "Label";
+ if ((columns & COLUMN_MBR))
+ headings[len++] = "MBR";
if ((columns & COLUMN_SIZE))
headings[len++] = "Size";
if ((columns & COLUMN_PARENT_NAME))
/* Skip swap and unknown, unless --extra flag was given. */
if (!(output & OUTPUT_FILESYSTEMS_EXTRA) &&
(STREQ (fses[i+1], "swap") || STREQ (fses[i+1], "unknown")))
- continue;
+ goto next;
dev = canonical_device (fses[i]);
* otherwise pass them as NULL.
*/
if ((columns & COLUMN_VFS_LABEL)) {
- vfs_label = guestfs_vfs_label (g, fses[i]);
- if (vfs_label == NULL)
- exit (EXIT_FAILURE);
+ DISABLE_GUESTFS_ERRORS_FOR (
+ vfs_label = guestfs_vfs_label (g, fses[i]);
+ );
+ if (vfs_label == NULL) {
+ vfs_label = strdup ("");
+ if (!vfs_label) {
+ perror ("strdup");
+ exit (EXIT_FAILURE);
+ }
+ }
}
if ((columns & COLUMN_UUID)) {
- vfs_uuid = guestfs_vfs_uuid (g, fses[i]);
- if (vfs_uuid == NULL)
- exit (EXIT_FAILURE);
+ DISABLE_GUESTFS_ERRORS_FOR (
+ vfs_uuid = guestfs_vfs_uuid (g, fses[i]);
+ );
+ if (vfs_uuid == NULL) {
+ vfs_uuid = strdup ("");
+ if (!vfs_uuid) {
+ perror ("strdup");
+ exit (EXIT_FAILURE);
+ }
+ }
}
if ((columns & COLUMN_SIZE)) {
size = guestfs_blockdev_getsize64 (g, fses[i]);
}
write_row (dev, "filesystem",
- fses[i+1], vfs_label, size, NULL, vfs_uuid);
+ fses[i+1], vfs_label, -1, size, NULL, vfs_uuid);
free (dev);
free (vfs_label);
free (vfs_uuid);
+
+ next:
free (fses[i]);
free (fses[i+1]);
}
}
write_row (lvs[i], "lv",
- NULL, NULL, size, parent_name, uuid);
+ NULL, NULL, -1, size, parent_name, uuid);
free (uuid);
free (parent_name);
memcpy (uuid, vgs->val[i].vg_uuid, 32);
uuid[32] = '\0';
write_row (name, "vg",
- NULL, NULL, (int64_t) vgs->val[i].vg_size, NULL, uuid);
+ NULL, NULL, -1, (int64_t) vgs->val[i].vg_size, NULL, uuid);
}
memcpy (uuid, pvs->val[i].pv_uuid, 32);
uuid[32] = '\0';
write_row (dev, "pv",
- NULL, NULL, (int64_t) pvs->val[i].pv_size, NULL, uuid);
+ NULL, NULL, -1, (int64_t) pvs->val[i].pv_size, NULL, uuid);
free (dev);
}
guestfs_free_lvm_pv_list (pvs);
}
+static int
+get_mbr_id (const char *dev, const char *parent_name)
+{
+ char *parttype = NULL;
+ int mbr_id = -1, partnum;
+
+ DISABLE_GUESTFS_ERRORS_FOR (
+ parttype = guestfs_part_get_parttype (g, parent_name);
+ );
+
+ if (parttype && STREQ (parttype, "msdos")) {
+ DISABLE_GUESTFS_ERRORS_FOR (
+ partnum = guestfs_part_to_partnum (g, dev);
+ );
+ if (partnum >= 0) {
+ DISABLE_GUESTFS_ERRORS_FOR (
+ mbr_id = guestfs_part_get_mbr_id (g, parent_name, partnum);
+ );
+ }
+ }
+
+ free (parttype);
+
+ return mbr_id;
+}
+
static void
do_output_partitions (void)
{
for (i = 0; parts[i] != NULL; ++i) {
char *dev, *parent_name = NULL;
int64_t size = -1;
+ int mbr_id = -1;
dev = canonical_device (parts[i]);
parent_name = guestfs_part_to_dev (g, parts[i]);
if (parent_name == NULL)
exit (EXIT_FAILURE);
+
+ if ((columns & COLUMN_MBR))
+ mbr_id = get_mbr_id (parts[i], parent_name);
+
char *p = canonical_device (parent_name);
free (parent_name);
parent_name = p;
}
write_row (dev, "partition",
- NULL, NULL, size, parent_name, NULL);
+ NULL, NULL, mbr_id, size, parent_name, NULL);
free (dev);
free (parent_name);
}
write_row (dev, "device",
- NULL, NULL, size, NULL, NULL);
+ NULL, NULL, -1, size, NULL, NULL);
free (dev);
free (devices[i]);
static void
write_row (const char *name, const char *type,
- const char *vfs_type, const char *vfs_label,
+ const char *vfs_type, const char *vfs_label, int mbr_id,
int64_t size, const char *parent_name, const char *uuid)
{
const char *strings[NR_COLUMNS];
size_t len = 0;
char hum[LONGEST_HUMAN_READABLE];
char num[256];
+ char mbr_id_str[3];
if ((columns & COLUMN_NAME))
strings[len++] = name;
strings[len++] = vfs_type;
if ((columns & COLUMN_VFS_LABEL))
strings[len++] = vfs_label;
+ if ((columns & COLUMN_MBR)) {
+ if (mbr_id >= 0) {
+ snprintf (mbr_id_str, sizeof mbr_id_str, "%02x", mbr_id);
+ strings[len++] = mbr_id_str;
+ } else
+ strings[len++] = NULL;
+ }
if ((columns & COLUMN_SIZE)) {
if (size >= 0) {
if (human) {