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Dogcows Code - chaz/tar/blob - scripts/restore.in
2 # This program is part of GNU tar
3 # Copyright 2004, Free Software Foundation
5 # This program is free software; you can redistribute it and/or modify
6 # it under the terms of the GNU General Public License as published by
7 # the Free Software Foundation; either version 1, or (at your option)
10 # This program is distributed in the hope that it will be useful,
11 # but WITHOUT ANY WARRANTY; without even the implied warranty of
12 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 # GNU General Public License for more details.
15 # You should have received a copy of the GNU General Public License
16 # along with this program; if not, write to the Free Software
17 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
20 # Load library routines
21 SYSCONFDIR
=${SYSCONFDIR-@sysconfdir@}
22 .
${LIBPATH-@libexecdir@}/backup.sh
26 usage: $PROGNAME [OPTIONS] [PATTERN [PATTERN...]]
29 -l, --level=LEVEL Start restoring from backup level LEVEL (default $DUMP_LEVEL).
30 -v, --verbose[=LEVEL] Set verbosity level. Default 100.
32 Informational options:
33 -h, --help Display this help message.
34 -L, --license Display program license.
35 -V, --version Display program version.
37 Send bug reports to @PACKAGE_BUGREPORT@.
47 if [ -z "$prev" ]; then
49 optarg
=`expr "x$opt" : 'x[^=]*=\(.*\)'`
56 --l=*|--le=*|--lev=*|--leve=*|--level=*)
59 -l|--l|--le|--lev|--leve|--level)
62 --verb=*|--verbo=*|--verbos=*|--verbose=*)
65 -v|--verb|--verbo|--verbos|--verbose)
68 -v*) VERBOSE
=`expr $option : "-v\(.*\)"`;;
69 -V|--v|--ve|--ver|--vers|--versi|--versio|--version)
70 echo "restore (@PACKAGE@ @VERSION@)"
72 -L|--li|--lic|--lice|--licen|--licens|--license)
75 -h|--h|--he|--hel|--help)
78 -*) bailout
"Unknown option $opt. Try $PROGNAME --help for more info.";;
79 *) if [ -z "$PATTERN" ]; then
82 PATTERN
="$PATTERN|$opt"
90 This file contains any messages produced by $PROGNAME.
92 It was created by GNU $PROGNAME, from @PACKAGE@ (@VERSION@).
93 Invocation command line was
101 fs
="`echo \"${1}\" | sed -e 's/^.*://'`"
102 fsname
="`echo \"${1}\" | sed -e 's/\//:/g'`"
103 remotehost
="`expr \"${1}\" : '\([^/][^/]*\):.*'`"
104 if [ -z "$remotehost" ]; then
105 remotehost
=$localhost
108 message
10 "fsname=$fsname"
109 message
10 "remotehost=$remotehost"
111 LOGPAT
="`level_log_name ${fsname} '[0-9]'`"
112 PREFIX
="`level_log_name ${fsname} ''`"
113 message
10 LOGPAT
=$LOGPAT
114 message
10 PREFIX
=$PREFIX
115 LEVELS
=`remote_run "${remotehost}" ls $LOGPAT |
116 sed "s,$PREFIX,," | sort -n`
117 message
10 "LEVELS=$LEVELS"
119 echo "Starting restore of ${1} at level $DUMP_LEVEL."
122 if [ $level -lt $DUMP_LEVEL ]; then
123 message
10 "Skipping level $level"
126 message
10 "Restoring level $level"
128 DATE
=`get_dump_time $level`
129 FILE
="`level_log_name ${fsname} ${level}`"
130 message
10 "FILE=$FILE"
132 LABEL
="`print_level $level` backup of ${fs} on ${remotehost} at ${DATE}"
133 ${RESTORE_BEGIN-:} $level $remotehost $fs $fsname
134 backup_host
${remotehost} \
135 "--listed=`level_log_name $fs $level`" \
136 "--label=\"$LABEL\"" \
138 ${RESTORE_END-:} $level $remotehost $fs $fsname
144 LOGPAT
="`level_log_name MISC '[0-9]'`"
145 PREFIX
="`level_log_name MISC ''`"
146 message
10 LOGPAT
=$LOGPAT
147 message
10 PREFIX
=$PREFIX
148 LEVELS
=`remote_run "${localhost}" ls $LOGPAT | sed "s,$PREFIX,," | sort -n`
149 message
10 "LEVELS=$LEVELS"
151 echo "Starting restore of miscellaneous files at level $DUMP_LEVEL."
154 if [ $level -lt $DUMP_LEVEL ]; then
155 message
10 "Skipping level $level"
158 message
10 "Restoring level $level"
160 DATE
=`get_dump_time $level`
161 FILE
="`level_log_name MISC ${level}`"
162 message
10 "FILE=$FILE"
164 LABEL
="`print_level $level` backup of miscellaneous files at ${DATE}"
165 ${RESTORE_BEGIN-:} $level $localhost MISC MISC
166 backup_host
${localhost} \
167 "--listed=`level_log_name MISC $level`" \
168 "--label=\"$LABEL\"" \
170 ${RESTORE_END-:} $level $localhost MISC MISC
174 # Operation Overwiew:
176 # 1. Determine the time of the last backup
177 # 2. Create list of incremental listings to process
178 # 3. For each filesystem:
179 # 3.1. Start at the requested dump level (default 0) and proceed up to
180 # the last available level:
181 # 3.1.1 Deduce the volume label
182 # 3.1.2. Invoke [rsh] tar --listed=FILE --label=LABEL [opts] -xf $TAPE_FILE
185 (message
1 "Preparing for restore"
187 message
1 "processing backup directories"
189 for dir
in ${BACKUP_DIRS}
191 message
1 "Processing $dir"
193 ${PATTERN-*}) restore_fs
$dir;;
197 if [ "x${BACKUP_FILES}" != "x" ] ; then
198 message
1 "processing miscellaneous files"
199 if [ -z "$PATTERN" ]; then
203 for file in ${BACKUP_FILES}
205 rel_file
=`expr $file : '/\(.*\)'`
207 $PATTERN) if [ -z "$RESTORE_FILES" ]; then
208 RESTORE_FILES
="$rel_file"
210 RESTORE_FILES
="$RESTORE_FILES $rel_file"
214 [ -z "$RESTORE_FILES" ] || restore_files
$RESTORE_FILES
217 fi) 2>&1 | tee -a "${LOGFILE}"
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