/* 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
char *p, *pend;
char **r = NULL;
int size = 0, alloc = 0;
+ int len;
char buf[256];
char *str;
while (*p && 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]))
+ p[len--] = '\0';
+
if (!*p) { /* Empty line? Skip it. */
p = pend;
continue;
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)
+{
+ char *err;
+ int r;
+
+ r = command (NULL, &err,
+ "/sbin/lvm", "pvcreate", device, NULL);
+ if (r == -1) {
+ reply_with_error ("%s", err);
+ free (err);
+ return -1;
+ }
+
+ free (err);
+
+ udev_settle ();
+
+ return 0;
+}
+
+int
+do_vgcreate (char *volgroup, char **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)
+ RESOLVE_DEVICE (physvols[i], return -1);
+
+ argc = count_strings (physvols) + 3;
+ argv = malloc (sizeof (char *) * (argc + 1));
+ if (argv == NULL) {
+ reply_with_perror ("malloc");
+ return -1;
+ }
+ argv[0] = "/sbin/lvm";
+ argv[1] = "vgcreate";
+ argv[2] = volgroup;
+ for (i = 3; i <= argc; ++i)
+ argv[i] = physvols[i-3];
+
+ r = commandv (NULL, &err, argv);
+ if (r == -1) {
+ reply_with_error ("%s", err);
+ free (err);
+ return -1;
+ }
+
+ free (err);
+
+ udev_settle ();
+
+ return 0;
+}
+
+int
+do_lvcreate (char *logvol, char *volgroup, int mbytes)
+{
+ char *err;
+ int r;
+ char size[64];
+
+ snprintf (size, sizeof size, "%d", mbytes);
+
+ r = command (NULL, &err,
+ "/sbin/lvm", "lvcreate",
+ "-L", size, "-n", logvol, volgroup, NULL);
+ if (r == -1) {
+ reply_with_error ("%s", err);
+ free (err);
+ return -1;
+ }
+
+ free (err);
+
+ udev_settle ();
+
+ return 0;
+}
+
+int
+do_lvresize (char *logvol, int mbytes)
+{
+ char *err;
+ int r;
+ char size[64];
+
+ RESOLVE_DEVICE (logvol, return -1);
+
+ snprintf (size, sizeof size, "%d", mbytes);
+
+ r = command (NULL, &err,
+ "/sbin/lvm", "lvresize",
+ "-L", size, logvol, NULL);
+ if (r == -1) {
+ reply_with_error ("lvresize: %s", err);
+ free (err);
+ return -1;
+ }
+
+ free (err);
+ return 0;
+}
+
+/* Super-dangerous command used for testing. It removes all
+ * LVs, VGs and PVs permanently.
+ */
+int
+do_lvm_remove_all (void)
+{
+ char **xs;
+ int i, r;
+ char *err;
+
+ /* Remove LVs. */
+ xs = do_lvs ();
+ if (xs == NULL)
+ return -1;
+
+ for (i = 0; xs[i] != NULL; ++i) {
+ r = command (NULL, &err, "/sbin/lvm", "lvremove", "-f", xs[i], NULL);
+ if (r == -1) {
+ reply_with_error ("lvremove: %s: %s", xs[i], err);
+ free (err);
+ free_strings (xs);
+ return -1;
+ }
+ free (err);
+ }
+ free_strings (xs);
+
+ /* Remove VGs. */
+ xs = do_vgs ();
+ if (xs == NULL)
+ return -1;
+
+ for (i = 0; xs[i] != NULL; ++i) {
+ r = command (NULL, &err, "/sbin/lvm", "vgremove", "-f", xs[i], NULL);
+ if (r == -1) {
+ reply_with_error ("vgremove: %s: %s", xs[i], err);
+ free (err);
+ free_strings (xs);
+ return -1;
+ }
+ free (err);
+ }
+ free_strings (xs);
+
+ /* Remove PVs. */
+ xs = do_pvs ();
+ if (xs == NULL)
+ return -1;
+
+ for (i = 0; xs[i] != NULL; ++i) {
+ r = command (NULL, &err, "/sbin/lvm", "pvremove", "-f", xs[i], NULL);
+ if (r == -1) {
+ reply_with_error ("pvremove: %s: %s", xs[i], err);
+ free (err);
+ free_strings (xs);
+ return -1;
+ }
+ free (err);
+ }
+ free_strings (xs);
+
+ udev_settle ();
+
+ /* There, that was easy, sorry about your data. */
+ return 0;
+}
+
+int
+do_lvremove (char *device)
+{
+ char *err;
+ int r;
+
+ r = command (NULL, &err,
+ "/sbin/lvm", "lvremove", "-f", device, NULL);
+ if (r == -1) {
+ reply_with_error ("%s", err);
+ free (err);
+ return -1;
+ }
+
+ free (err);
+
+ udev_settle ();
+
+ return 0;
+}
+
+int
+do_vgremove (char *device)
+{
+ char *err;
+ int r;
+
+ r = command (NULL, &err,
+ "/sbin/lvm", "vgremove", "-f", device, NULL);
+ if (r == -1) {
+ reply_with_error ("%s", err);
+ free (err);
+ return -1;
+ }
+
+ free (err);
+
+ udev_settle ();
+
+ return 0;
+}
+
+int
+do_pvremove (char *device)
+{
+ char *err;
+ int r;
+
+ r = command (NULL, &err,
+ "/sbin/lvm", "pvremove", "-ff", device, NULL);
+ if (r == -1) {
+ reply_with_error ("%s", err);
+ free (err);
+ return -1;
+ }
+
+ free (err);
+
+ udev_settle ();
+
+ return 0;
+}
+
+int
+do_pvresize (char *device)
+{
+ char *err;
+ int r;
+
+ r = command (NULL, &err,
+ "/sbin/lvm", "pvresize", device, NULL);
+ if (r == -1) {
+ reply_with_error ("pvresize: %s: %s", device, err);
+ free (err);
+ return -1;
+ }
+
+ free (err);
+ return 0;
+}
+
+int
+do_vg_activate (int activate, char **volgroups)
+{
+ char *err;
+ int r, i, argc;
+ const char **argv;
+
+ argc = count_strings (volgroups) + 4;
+ argv = malloc (sizeof (char *) * (argc+1));
+ if (argv == NULL) {
+ reply_with_perror ("malloc");
+ return -1;
+ }
+
+ argv[0] = "/sbin/lvm";
+ argv[1] = "vgchange";
+ argv[2] = "-a";
+ argv[3] = activate ? "y" : "n";
+ for (i = 4; i <= argc; ++i)
+ argv[i] = volgroups[i-4];
+
+ r = commandv (NULL, &err, argv);
+ if (r == -1) {
+ reply_with_error ("vgchange: %s", err);
+ free (err);
+ return -1;
+ }
+
+ free (err);
+
+ udev_settle ();
+
+ return 0;
+}
+
+int
+do_vg_activate_all (int activate)
+{
+ char *empty[] = { NULL };
+ return do_vg_activate (activate, empty);
+}
git.annexia.org / libguestfs.git / blobdiff