Add vg-activate{,-all} commands, and resize recipe.

java/com/redhat/et/libguestfs/GuestFS.java

@@ -2864,4 +2864,54 @@ public class GuestFS {
   private native String _sfdisk_disk_geometry (long g, String device)
     throws LibGuestFSException;
 
+  /**
+   * activate or deactivate all volume groups
+   *
+   * This command activates or (if "activate" is false)
+   * deactivates all logical volumes in all volume groups. If
+   * activated, then they are made known to the kernel, ie.
+   * they appear as "/dev/mapper" devices. If deactivated,
+   * then those devices disappear.
+   * 
+   * This command is the same as running "vgchange -a y|n"
+   * 
+   * @throws LibGuestFSException
+   */
+  public void vg_activate_all (boolean activate)
+    throws LibGuestFSException
+  {
+    if (g == 0)
+      throw new LibGuestFSException ("vg_activate_all: handle is closed");
+    _vg_activate_all (g, activate);
+  }
+  private native void _vg_activate_all (long g, boolean activate)
+    throws LibGuestFSException;
+
+  /**
+   * activate or deactivate some volume groups
+   *
+   * This command activates or (if "activate" is false)
+   * deactivates all logical volumes in the listed volume
+   * groups "volgroups". If activated, then they are made
+   * known to the kernel, ie. they appear as "/dev/mapper"
+   * devices. If deactivated, then those devices disappear.
+   * 
+   * This command is the same as running "vgchange -a y|n
+   * volgroups..."
+   * 
+   * Note that if "volgroups" is an empty list then all
+   * volume groups are activated or deactivated.
+   * 
+   * @throws LibGuestFSException
+   */
+  public void vg_activate (boolean activate, String[] volgroups)
+    throws LibGuestFSException
+  {
+    if (g == 0)
+      throw new LibGuestFSException ("vg_activate: handle is closed");
+    _vg_activate (g, activate, volgroups);
+  }
+  private native void _vg_activate (long g, boolean activate, String[] volgroups)
+    throws LibGuestFSException;
+
 }

java/com_redhat_et_libguestfs_GuestFS.c

@@ -2847,3 +2847,50 @@ Java_com_redhat_et_libguestfs_GuestFS__1sfdisk_1disk_1geometry
   return jr;
 }
 
+JNIEXPORT void JNICALL
+Java_com_redhat_et_libguestfs_GuestFS__1vg_1activate_1all
+  (JNIEnv *env, jobject obj, jlong jg, jboolean jactivate)
+{
+  guestfs_h *g = (guestfs_h *) (long) jg;
+  int r;
+  int activate;
+
+  activate = jactivate;
+  r = guestfs_vg_activate_all (g, activate);
+  if (r == -1) {
+    throw_exception (env, guestfs_last_error (g));
+    return ;
+  }
+}
+
+JNIEXPORT void JNICALL
+Java_com_redhat_et_libguestfs_GuestFS__1vg_1activate
+  (JNIEnv *env, jobject obj, jlong jg, jboolean jactivate, jobjectArray jvolgroups)
+{
+  guestfs_h *g = (guestfs_h *) (long) jg;
+  int r;
+  int activate;
+  int volgroups_len;
+  const char **volgroups;
+  int i;
+
+  activate = jactivate;
+  volgroups_len = (*env)->GetArrayLength (env, jvolgroups);
+  volgroups = guestfs_safe_malloc (g, sizeof (char *) * (volgroups_len+1));
+  for (i = 0; i < volgroups_len; ++i) {
+    jobject o = (*env)->GetObjectArrayElement (env, jvolgroups, i);
+    volgroups[i] = (*env)->GetStringUTFChars (env, o, NULL);
+  }
+  volgroups[volgroups_len] = NULL;
+  r = guestfs_vg_activate (g, activate, volgroups);
+  for (i = 0; i < volgroups_len; ++i) {
+    jobject o = (*env)->GetObjectArrayElement (env, jvolgroups, i);
+    (*env)->ReleaseStringUTFChars (env, o, volgroups[i]);
+  }
+  free (volgroups);
+  if (r == -1) {
+    throw_exception (env, guestfs_last_error (g));
+    return ;
+  }
+}
+