X-Git-Url: https://git.wh0rd.org/?p=dump.git;a=blobdiff_plain;f=restore%2Frestore.8.in;h=90fb1e323427e7f92cbae1db99173a8672f04e08;hp=0c208596eb53029aaa8ad247519cb361c9f4c1bc;hb=103122b3455278bdf377ce24821168be90238fda;hpb=9ce019288739ce7b6d3e3a4664303a5200b539ad diff --git a/restore/restore.8.in b/restore/restore.8.in index 0c20859..90fb1e3 100644 --- a/restore/restore.8.in +++ b/restore/restore.8.in @@ -29,7 +29,7 @@ .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF .\" SUCH DAMAGE. .\" -.\" $Id: restore.8.in,v 1.14 2001/04/24 15:04:59 stelian Exp $ +.\" $Id: restore.8.in,v 1.23 2002/01/22 11:12:28 stelian Exp $ .\" .Dd __DATE__ .Dt RESTORE 8 @@ -40,39 +40,45 @@ .Sh SYNOPSIS .Nm restore .Fl C -.Op Fl ckMvy +.Op Fl cklMvVy .Op Fl b Ar blocksize .Op Fl D Ar filesystem .Op Fl f Ar file +.Op Fl F Ar script +.Op Fl L Ar limit .Op Fl s Ar fileno .Op Fl T Ar directory .Nm restore .Fl i -.Op Fl chkmMNuvy +.Op Fl achklmMNuvVy .Op Fl b Ar blocksize .Op Fl f Ar file +.Op Fl F Ar script .Op Fl Q Ar file .Op Fl s Ar fileno .Op Fl T Ar directory .Nm restore .Fl R -.Op Fl ckMNuvy +.Op Fl cklMNuvVy .Op Fl b Ar blocksize .Op Fl f Ar file +.Op Fl F Ar script .Op Fl s Ar fileno .Op Fl T Ar directory .Nm restore .Fl r -.Op Fl ckMNuvy +.Op Fl cklMNuvVy .Op Fl b Ar blocksize .Op Fl f Ar file +.Op Fl F Ar script .Op Fl s Ar fileno .Op Fl T Ar directory .Nm restore .Fl t -.Op Fl chkMNuvy +.Op Fl chklMNuvVy .Op Fl b Ar blocksize .Op Fl f Ar file +.Op Fl F Ar script .Op Fl Q Ar file .Op Fl s Ar fileno .Op Fl T Ar directory @@ -80,9 +86,10 @@ .Op file ... .Nm restore .Fl x -.Op Fl chkmMNuvy +.Op Fl achklmMNuvVy .Op Fl b Ar blocksize .Op Fl f Ar file +.Op Fl F Ar script .Op Fl Q Ar file .Op Fl s Ar fileno .Op Fl T Ar directory @@ -127,6 +134,9 @@ disk. It first changes its working directory to the root of the filesystem that was dumped and compares the tape with the files in its new current directory. +See also the +.Fl L +flag described below. .It Fl i This mode allows interactive restoration of files from a dump. After reading in the directory information from the dump, @@ -291,6 +301,21 @@ option below. .Pp The following additional options may be specified: .Bl -tag -width Ds +.It Fl a +In +.Fl i +or +.Fl x +mode, +.Nm restore +does ask the user for the volume number on which the files to +be extracted are supposed to be (in order to minimise the time +be reading only the interesting volumes). The +.Fl a +option disables this behaviour and reads all the volumes starting +with 1. This option is useful when the operator does not know on which +volume the files to be extracted are and/or when he prefers the +longer unattended mode rather than the shorter interactive mode. .It Fl b Ar blocksize The number of kilobytes per dump record. If the @@ -336,6 +361,21 @@ or reads from the named file on the remote host using .Xr rmt 8 . .Pp +.It Fl F Ar script +Run script at the beginning of each tape. The device name and the +current volume number are passed on the command line. +The script must return 0 if +.Nm +should continue without asking the user to change the tape, 1 if +.Nm +should continue but ask the user to change the tape. +Any other exit code will cause +.Nm +to abort. +For security reasons, +.Nm +reverts back to the real user ID and the real group ID before +running the script. .It Fl k Use Kerberos authentication when contacting the remote tape server. (Only available if this options was enabled when @@ -347,6 +387,25 @@ Extract the actual directory, rather than the files that it references. This prevents hierarchical restoration of complete subtrees from the dump. +.It Fl l +When doing remote restores, assume the remote file is a +regular file (instead of a tape device). If you're restoring +a remote compressed file, you will need to specify this +option or +.Nm restore +will fail to access it correctly. +.It Fl L Ar limit +The +.Fl L +flag allows the user to specify a maximal number of miscompares +when using +.Nm restore +with the +.Fl C +option to check the backup. If this limit is reached, +.Nm restore +will abort with an error message. A value of 0 (the default value) +disables the check. .It Fl m Extract by inode numbers rather than by file name. This is useful if only a few files are being extracted, @@ -366,12 +425,34 @@ The .Fl N flag causes .Nm -to only print file names. Files are not extracted. +to perform a full execution as requested by one of +.Fl i, +.Fl R, +.Fl r, +.Fl t +or +.Fl x +command without actually writing any file on disk. .It Fl Q Ar file Use the file .Ar file in order to read tape position as stored using the dump Quick File Access mode. +.Pp +It is recommended to set up the st driver to return logical tape +positions rather than physical before calling dump/restore with +parameter Q. Since not all tape devices support physical tape +positions those tape devices return an error during dump/restore when +the st driver is set to the default physical setting. +Please see the st man page, option MTSETDRVBUFFER, or the mt man +page, on how to set the driver to return logical tape positions. +.Pp +Before calling restore with parameter Q, always make sure the st +driver is set to return the same type of tape position used during the +call to dump. Otherwise restore may be confused. +.Pp +This option can be used when restoring from local tapes (see above) +or from local files. .It Fl s Ar fileno Read from the specified .Ar fileno @@ -400,6 +481,8 @@ The (verbose) flag causes it to type the name of each file it treats preceded by its file type. +.It Fl V +Enables reading multi-volume non-tape mediums like CDROMs. .It Fl X Ar filelist Read list of files to be listed or extracted from the text file .Ar filelist @@ -534,6 +617,7 @@ remote shell command to use when doing a network restore (rsh, ssh etc.). If this variable is not set, .Xr rcmd 3 will be used, but only root will be able to do a network restore. +.El .Sh FILES .Bl -tag -width "./restoresymtable" -compact .It Pa /dev/st0 @@ -600,7 +684,7 @@ of dump (up and including 0.4b4, released in january 1997). .Pp Starting with 0.4b5, the new maintainer is Stelian Pop .br -. +. .Sh AVAILABILITY The .Nm dump/restore