From: Sergey Poznyakoff Date: Thu, 26 May 2005 12:50:43 +0000 (+0000) Subject: Document new backup scripts behavior X-Git-Url: https://git.dogcows.com/gitweb?a=commitdiff_plain;h=77e56f876db9f4f328daba0c97f3c181c20d0817;p=chaz%2Ftar Document new backup scripts behavior --- diff --git a/doc/tar.texi b/doc/tar.texi index 8a20337..2531c85 100644 --- a/doc/tar.texi +++ b/doc/tar.texi @@ -4929,8 +4929,12 @@ using @option{--time} option (@pxref{Scripted Backups}). @end defvr @defvr {Backup variable} TAPE_FILE -The device @command{tar} writes the archive to. This device should be -attached to the host on which the dump scripts are run. + +The device @command{tar} writes the archive to. If @var{TAPE_FILE} +is a remote archive (@pxref{remote-dev}), backup script will suppose +that your @command{mt} is able to access remote devices. If @var{RSH} +(@pxref{RSH}) is set, @option{--rsh-command} option will be added to +invocations of @command{mt}. @end defvr @defvr {Backup variable} BLOCKING @@ -4987,17 +4991,23 @@ A path to the file containing the list of the individual files to backup or restore. By default it is @file{/etc/backup/files}. @end defvr -@defvr {Backup variable} RSH +@defvr {Backup variable} MT -Path to @code{rsh} binary or its equivalent. You may wish to +Full file name of @command{mt} binary. +@end defvr + +@defvr {Backup variable} RSH +@anchor{RSH} +Full file name of @command{rsh} binary or its equivalent. You may wish to set it to @code{ssh}, to improve security. In this case you will have to use public key authentication. @end defvr @defvr {Backup variable} RSH_COMMAND -Path to rsh binary on remote mashines. This will be passed via -@option{--rsh-command} option to the remote invocation of @GNUTAR{}. +Full file name of @command{rsh} binary on remote mashines. This will +be passed via @option{--rsh-command} option to the remote invocation +of @GNUTAR{}. @end defvr @defvr {Backup variable} VOLNO_FILE @@ -5042,7 +5052,7 @@ this will just be some literal text. @defvr {Backup variable} TAR -Pathname of the @GNUTAR{} executable. If this is not set, backup +Full file name of the @GNUTAR{} executable. If this is not set, backup scripts will search @command{tar} in the current shell path. @end defvr @@ -5481,6 +5491,7 @@ $ @kbd{cd sourcedir; tar -cf - . | (cd targetdir; tar -xf -)} @cindex Standard input and output @cindex tar to standard input and output +@anchor{remote-dev} To specify an archive file on a device attached to a remote machine, use the following: