/* libguestfs - the guestfsd daemon
- * Copyright (C) 2009 Red Hat Inc.
+ * Copyright (C) 2009 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
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
-#include <ctype.h>
#include "daemon.h"
+#include "c-ctype.h"
#include "actions.h"
+#include "optgroups.h"
+
+int
+optgroup_lvm2_available (void)
+{
+ int r = access ("/sbin/lvm", X_OK);
+ return r == 0;
+}
/* LVM actions. Keep an eye on liblvm, although at the time
* of writing it hasn't progressed very far.
*/
static char **
-convert_lvm_output (char *out, char *prefix)
+convert_lvm_output (char *out, const char *prefix)
{
char *p, *pend;
char **r = NULL;
pend++;
}
- while (*p && isspace (*p)) /* Skip any leading whitespace. */
+ while (*p && c_isspace (*p)) /* Skip any leading whitespace. */
p++;
/* Sigh, skip trailing whitespace too. "pvs", I'm looking at you. */
len = strlen (p)-1;
- while (*p && isspace (p[len]))
+ while (*p && c_isspace (p[len]))
p[len--] = '\0';
if (!*p) { /* Empty line? Skip it. */
int r;
r = command (&out, &err,
- "/sbin/lvm", "pvs", "-o", "pv_name", "--noheadings", NULL);
+ "/sbin/lvm", "pvs", "-o", "pv_name", "--noheadings", NULL);
if (r == -1) {
reply_with_error ("%s", err);
free (out);
int r;
r = command (&out, &err,
- "/sbin/lvm", "vgs", "-o", "vg_name", "--noheadings", NULL);
+ "/sbin/lvm", "vgs", "-o", "vg_name", "--noheadings", NULL);
if (r == -1) {
reply_with_error ("%s", err);
free (out);
int r;
r = command (&out, &err,
- "/sbin/lvm", "lvs",
- "-o", "vg_name,lv_name", "--noheadings",
- "--separator", "/", NULL);
+ "/sbin/lvm", "lvs",
+ "-o", "vg_name,lv_name", "--noheadings",
+ "--separator", "/", NULL);
if (r == -1) {
reply_with_error ("%s", err);
free (out);
* the code. That code is in stubs.c, and it is generated as usual
* by generator.ml.
*/
-guestfs_lvm_int_pv_list *
+guestfs_int_lvm_pv_list *
do_pvs_full (void)
{
return parse_command_line_pvs ();
}
-guestfs_lvm_int_vg_list *
+guestfs_int_lvm_vg_list *
do_vgs_full (void)
{
return parse_command_line_vgs ();
}
-guestfs_lvm_int_lv_list *
+guestfs_int_lvm_lv_list *
do_lvs_full (void)
{
return parse_command_line_lvs ();
}
int
-do_pvcreate (char *device)
+do_pvcreate (const char *device)
{
char *err;
int r;
- IS_DEVICE (device, -1);
-
r = command (NULL, &err,
- "/sbin/lvm", "pvcreate", device, NULL);
+ "/sbin/lvm", "pvcreate", device, NULL);
if (r == -1) {
reply_with_error ("%s", err);
free (err);
}
int
-do_vgcreate (char *volgroup, char **physvols)
+do_vgcreate (const char *volgroup, char *const *physvols)
{
char *err;
int r, argc, i;
const char **argv;
- /* Check they are devices and also do device name translation. */
- for (i = 0; physvols[i] != NULL; ++i)
- IS_DEVICE (physvols[i], -1);
-
argc = count_strings (physvols) + 3;
argv = malloc (sizeof (char *) * (argc + 1));
if (argv == NULL) {
for (i = 3; i <= argc; ++i)
argv[i] = physvols[i-3];
- r = commandv (NULL, &err, argv);
+ r = commandv (NULL, &err, (const char * const*) argv);
if (r == -1) {
reply_with_error ("%s", err);
free (err);
}
int
-do_lvcreate (char *logvol, char *volgroup, int mbytes)
+do_lvcreate (const char *logvol, const char *volgroup, int mbytes)
{
char *err;
int r;
snprintf (size, sizeof size, "%d", mbytes);
r = command (NULL, &err,
- "/sbin/lvm", "lvcreate",
- "-L", size, "-n", logvol, volgroup, NULL);
+ "/sbin/lvm", "lvcreate",
+ "-L", size, "-n", logvol, volgroup, NULL);
if (r == -1) {
reply_with_error ("%s", err);
free (err);
}
int
-do_lvresize (char *logvol, int mbytes)
+do_lvresize (const char *logvol, int mbytes)
{
char *err;
int r;
char size[64];
- IS_DEVICE (logvol, -1);
-
snprintf (size, sizeof size, "%d", mbytes);
r = command (NULL, &err,
- "/sbin/lvm", "lvresize",
- "-L", size, logvol, NULL);
+ "/sbin/lvm", "lvresize",
+ "-L", size, logvol, NULL);
if (r == -1) {
- reply_with_error ("lvresize: %s", err);
+ reply_with_error ("%s", err);
free (err);
return -1;
}
}
int
-do_lvremove (char *device)
+do_lvremove (const char *device)
{
char *err;
int r;
- IS_DEVICE (device, -1);
-
r = command (NULL, &err,
- "/sbin/lvm", "lvremove", "-f", device, NULL);
+ "/sbin/lvm", "lvremove", "-f", device, NULL);
if (r == -1) {
reply_with_error ("%s", err);
free (err);
}
int
-do_vgremove (char *device)
+do_vgremove (const char *device)
{
char *err;
int r;
r = command (NULL, &err,
- "/sbin/lvm", "vgremove", "-f", device, NULL);
+ "/sbin/lvm", "vgremove", "-f", device, NULL);
if (r == -1) {
reply_with_error ("%s", err);
free (err);
}
int
-do_pvremove (char *device)
+do_pvremove (const char *device)
{
char *err;
int r;
- IS_DEVICE (device, -1);
-
r = command (NULL, &err,
- "/sbin/lvm", "pvremove", "-ff", device, NULL);
+ "/sbin/lvm", "pvremove", "-ff", device, NULL);
if (r == -1) {
reply_with_error ("%s", err);
free (err);
}
int
-do_pvresize (char *device)
+do_pvresize (const char *device)
{
char *err;
int r;
- IS_DEVICE (device, -1);
-
r = command (NULL, &err,
- "/sbin/lvm", "pvresize", device, NULL);
+ "/sbin/lvm", "pvresize", device, NULL);
if (r == -1) {
- reply_with_error ("pvresize: %s: %s", device, err);
+ reply_with_error ("%s: %s", device, err);
free (err);
return -1;
}
}
int
-do_vg_activate (int activate, char **volgroups)
+do_vg_activate (int activate, char *const *volgroups)
{
char *err;
int r, i, argc;
for (i = 4; i <= argc; ++i)
argv[i] = volgroups[i-4];
- r = commandv (NULL, &err, argv);
+ r = commandv (NULL, &err, (const char * const*) argv);
if (r == -1) {
reply_with_error ("vgchange: %s", err);
free (err);
char *empty[] = { NULL };
return do_vg_activate (activate, empty);
}
+
+int
+do_lvrename (const char *logvol, const char *newlogvol)
+{
+ char *err;
+ int r;
+
+ r = command (NULL, &err,
+ "/sbin/lvm", "lvrename",
+ logvol, newlogvol, NULL);
+ if (r == -1) {
+ reply_with_error ("%s -> %s: %s", logvol, newlogvol, err);
+ free (err);
+ return -1;
+ }
+
+ free (err);
+
+ udev_settle ();
+
+ return 0;
+}
+
+int
+do_vgrename (const char *volgroup, const char *newvolgroup)
+{
+ char *err;
+ int r;
+
+ r = command (NULL, &err,
+ "/sbin/lvm", "vgrename",
+ volgroup, newvolgroup, NULL);
+ if (r == -1) {
+ reply_with_error ("%s -> %s: %s", volgroup, newvolgroup, err);
+ free (err);
+ return -1;
+ }
+
+ free (err);
+
+ udev_settle ();
+
+ return 0;
+}