X-Git-Url: http://git.annexia.org/?a=blobdiff_plain;f=daemon%2Flvm.c;h=40377f10de2d34ba9983a8b30c80e248311fbc3d;hb=29204fe10d6ad46bace50e82557cb95e8a0f3529;hp=55b41f02b6118e23193c53614db3ffdda0fb4be4;hpb=b4d2a01828e5de85e5eee3631f7fe3925a0312ca;p=libguestfs.git

diff --git a/daemon/lvm.c b/daemon/lvm.c
index 55b41f0..40377f1 100644
--- a/daemon/lvm.c
+++ b/daemon/lvm.c
@@ -197,6 +197,10 @@ do_vgcreate (const char *volgroup, char * const* const physvols)
 
   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;
@@ -236,6 +240,30 @@ do_lvcreate (const char *logvol, const char *volgroup, int mbytes)
   return 0;
 }
 
+int
+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);
+  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.
  */
@@ -300,3 +328,114 @@ do_lvm_remove_all (void)
   /* There, that was easy, sorry about your data. */
   return 0;
 }
+
+int
+do_lvremove (const 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);
+  return 0;
+}
+
+int
+do_vgremove (const 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);
+  return 0;
+}
+
+int
+do_pvremove (const 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);
+  return 0;
+}
+
+int
+do_pvresize (const 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 * const* const 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);
+  return 0;
+}
+
+int
+do_vg_activate_all (int activate)
+{
+  char *empty[] = { NULL };
+  return do_vg_activate (activate, empty);
+}