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[libguestfs.git] / daemon / lvm.c

diff --git a/daemon/lvm.c b/daemon/lvm.c
index 9865bb2..7a05a54 100644 (file)
--- a/daemon/lvm.c
+++ b/daemon/lvm.c
@@ -26,6 +26,14 @@
 #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.
@@ -210,7 +218,7 @@ do_vgcreate (const char *volgroup, char *const *physvols)
   for (i = 3; i <= argc; ++i)
     argv[i] = physvols[i-3];
 
-  r = commandv (NULL, &err, (char **) argv);
+  r = commandv (NULL, &err, (const char * const*) argv);
   if (r == -1) {
     reply_with_error ("%s", err);
     free (err);
@@ -440,7 +448,7 @@ do_vg_activate (int activate, char *const *volgroups)
   for (i = 4; i <= argc; ++i)
     argv[i] = volgroups[i-4];
 
-  r = commandv (NULL, &err, (char **) argv);
+  r = commandv (NULL, &err, (const char * const*) argv);
   if (r == -1) {
     reply_with_error ("vgchange: %s", err);
     free (err);
@@ -460,3 +468,47 @@ do_vg_activate_all (int activate)
   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 ("lvrename: %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 ("vgrename: %s -> %s: %s", volgroup, newvolgroup, err);
+    free (err);
+    return -1;
+  }
+
+  free (err);
+
+  udev_settle ();
+
+  return 0;
+}