X-Git-Url: http://git.annexia.org/?a=blobdiff_plain;f=guestfs-actions.pod;h=054b65cae60cb3d9a9409ee298891f86c2f9a5c4;hb=dcd8742578a57e0871d6db4797014bbfd854a57b;hp=6f33d80e5b261bd3319e2ffcaa7a10986c65644b;hpb=ca49c50e06834bbc68e21630a5552c57494f2b53;p=libguestfs.git

diff --git a/guestfs-actions.pod b/guestfs-actions.pod
index 6f33d80..054b65c 100644
--- a/guestfs-actions.pod
+++ b/guestfs-actions.pod
@@ -7,6 +7,11 @@ This function adds a virtual CD-ROM disk image to the guest.
 
 This is equivalent to the qemu parameter C<-cdrom filename>.
 
+Note that this call checks for the existence of C<filename>.  This
+stops you from specifying other types of drive which are supported
+by qemu such as C<nbd:> and C<http:> URLs.  To specify those, use
+the general C<guestfs_config> call instead.
+
 This function returns 0 on success or -1 on error.
 
 =head2 guestfs_add_drive
@@ -27,6 +32,35 @@ image).
 
 This is equivalent to the qemu parameter C<-drive file=filename>.
 
+Note that this call checks for the existence of C<filename>.  This
+stops you from specifying other types of drive which are supported
+by qemu such as C<nbd:> and C<http:> URLs.  To specify those, use
+the general C<guestfs_config> call instead.
+
+This function returns 0 on success or -1 on error.
+
+=head2 guestfs_add_drive_ro
+
+ int guestfs_add_drive_ro (guestfs_h *handle,
+		const char *filename);
+
+This adds a drive in snapshot mode, making it effectively
+read-only.
+
+Note that writes to the device are allowed, and will be seen for
+the duration of the guestfs handle, but they are written
+to a temporary file which is discarded as soon as the guestfs
+handle is closed.  We don't currently have any method to enable
+changes to be committed, although qemu can support this.
+
+This is equivalent to the qemu parameter
+C<-drive file=filename,snapshot=on>.
+
+Note that this call checks for the existence of C<filename>.  This
+stops you from specifying other types of drive which are supported
+by qemu such as C<nbd:> and C<http:> URLs.  To specify those, use
+the general C<guestfs_config> call instead.
+
 This function returns 0 on success or -1 on error.
 
 =head2 guestfs_aug_close
@@ -624,6 +658,20 @@ so that the maximum guest memory is freed.
 
 This function returns 0 on success or -1 on error.
 
+=head2 guestfs_e2fsck_f
+
+ int guestfs_e2fsck_f (guestfs_h *handle,
+		const char *device);
+
+This runs C<e2fsck -p -f device>, ie. runs the ext2/ext3
+filesystem checker on C<device>, noninteractively (C<-p>),
+even if the filesystem appears to be clean (C<-f>).
+
+This command is only needed because of C<guestfs_resize2fs>
+(q.v.).  Normally you should use C<guestfs_fsck>.
+
+This function returns 0 on success or -1 on error.
+
 =head2 guestfs_end_busy
 
  int guestfs_end_busy (guestfs_h *handle);
@@ -677,6 +725,40 @@ particular that the filename is not prepended to the output
 This function returns a string, or NULL on error.
 I<The caller must free the returned string after use>.
 
+=head2 guestfs_find
+
+ char **guestfs_find (guestfs_h *handle,
+		const char *directory);
+
+This command lists out all files and directories, recursively,
+starting at C<directory>.  It is essentially equivalent to
+running the shell command C<find directory -print> but some
+post-processing happens on the output, described below.
+
+This returns a list of strings I<without any prefix>.  Thus
+if the directory structure was:
+
+ /tmp/a
+ /tmp/b
+ /tmp/c/d
+
+then the returned list from C<guestfs_find> C</tmp> would be
+4 elements:
+
+ a
+ b
+ c
+ c/d
+
+If C<directory> is not a directory, then this command returns
+an error.
+
+The returned list is sorted.
+
+This function returns a NULL-terminated array of strings
+(like L<environ(3)>), or NULL if there was an error.
+I<The caller must free the strings and the array after use>.
+
 =head2 guestfs_fsck
 
  int guestfs_fsck (guestfs_h *handle,
@@ -1285,6 +1367,12 @@ I<The caller must free the strings and the array after use>.
 This resizes an ext2 or ext3 filesystem to match the size of
 the underlying device.
 
+I<Note:> It is sometimes required that you run C<guestfs_e2fsck_f>
+on the C<device> before calling this command.  For unknown reasons
+C<resize2fs> sometimes gives an error about this and sometimes not.
+In any case, it is always safe to call C<guestfs_e2fsck_f> before
+calling this function.
+
 This function returns 0 on success or -1 on error.
 
 =head2 guestfs_rm
@@ -1541,6 +1629,15 @@ not intended to be parsed.
 This function returns a string, or NULL on error.
 I<The caller must free the returned string after use>.
 
+=head2 guestfs_sleep
+
+ int guestfs_sleep (guestfs_h *handle,
+		int secs);
+
+Sleep for C<secs> seconds.
+
+This function returns 0 on success or -1 on error.
+
 =head2 guestfs_stat
 
  struct guestfs_stat *guestfs_stat (guestfs_h *handle,