diff options
Diffstat (limited to 'scripts')
| -rw-r--r-- | scripts/Makefile.am | 49 | ||||
| -rw-r--r-- | scripts/Makefile.in | 705 | ||||
| -rw-r--r-- | scripts/backup-specs | 100 | ||||
| -rw-r--r-- | scripts/backup.in | 253 | ||||
| -rw-r--r-- | scripts/backup.sh.in | 347 | ||||
| -rw-r--r-- | scripts/dump-remind.in | 103 | ||||
| -rw-r--r-- | scripts/restore.in | 229 |
7 files changed, 1786 insertions, 0 deletions
diff --git a/scripts/Makefile.am b/scripts/Makefile.am new file mode 100644 index 0000000..a250a66 --- /dev/null +++ b/scripts/Makefile.am @@ -0,0 +1,49 @@ +# Copyright (C) 2004, 2006 Free Software Foundation, Inc. + +## This program is free software; you can redistribute it and/or modify +## it under the terms of the GNU General Public License as published by +## the Free Software Foundation; either version 2, or (at your option) +## any later version. + +## This program is distributed in the hope that it will be useful, +## but WITHOUT ANY WARRANTY; without even the implied warranty of +## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +## GNU General Public License for more details. + +## You should have received a copy of the GNU General Public License +## along with this program; if not, write to the Free Software +## Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA +## 02110-1301, USA. + +BACKUP_LIBEXEC_SCRIPTS_LIST=backup.sh dump-remind +BACKUP_SBIN_SCRIPTS_LIST=backup restore +libexec_SCRIPTS=@BACKUP_LIBEXEC_SCRIPTS@ +AM_INSTALLCHECK_STD_OPTIONS_EXEMPT=backup.sh dump-remind +sbin_SCRIPTS=@BACKUP_SBIN_SCRIPTS@ +EXTRA_SCRIPTS=tarcat +EXTRA_DIST=\ + backup.sh.in\ + backup.in\ + restore.in\ + dump-remind.in\ + backup-specs +CLEANFILES=backup.sh backup restore dump-remind + +SED_CMD="s,\@libexecdir\@,$(libexecdir),;\ + s,\@sysconfdir\@,$(sysconfdir),;\ + s,\@PACKAGE_NAME\@,$(PACKAGE_NAME),;\ + s,\@VERSION\@,$(VERSION),;\ + s,\@PACKAGE_BUGREPORT\@,$(PACKAGE_BUGREPORT),;\ + s,\@DATE_FORMAT_OK\@,$(DATE_FORMAT_OK),;@BACKUP_SED_COND@" + +backup.sh: $(srcdir)/backup.sh.in + sed $(SED_CMD) $? > $@ + +backup: $(srcdir)/backup.in + sed $(SED_CMD) $? > $@ + +restore: $(srcdir)/restore.in + sed $(SED_CMD) $? > $@ + +dump-remind: $(srcdir)/dump-remind.in + sed $(SED_CMD) $? > $@ diff --git a/scripts/Makefile.in b/scripts/Makefile.in new file mode 100644 index 0000000..a28170e --- /dev/null +++ b/scripts/Makefile.in @@ -0,0 +1,705 @@ +# Makefile.in generated by automake 1.10a from Makefile.am. +# @configure_input@ + +# Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, +# 2003, 2004, 2005, 2006, 2007 Free Software Foundation, Inc. +# This Makefile.in is free software; the Free Software Foundation +# gives unlimited permission to copy and/or distribute it, +# with or without modifications, as long as this notice is preserved. + +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY, to the extent permitted by law; without +# even the implied warranty of MERCHANTABILITY or FITNESS FOR A +# PARTICULAR PURPOSE. + +@SET_MAKE@ + +# Copyright (C) 2004, 2006 Free Software Foundation, Inc. + +VPATH = @srcdir@ +pkgdatadir = $(datadir)/@PACKAGE@ +pkgincludedir = $(includedir)/@PACKAGE@ +pkglibdir = $(libdir)/@PACKAGE@ +pkglibexecdir = $(libexecdir)/@PACKAGE@ +am__cd = CDPATH="$${ZSH_VERSION+.}$(PATH_SEPARATOR)" && cd +install_sh_DATA = $(install_sh) -c -m 644 +install_sh_PROGRAM = $(install_sh) -c +install_sh_SCRIPT = $(install_sh) -c +INSTALL_HEADER = $(INSTALL_DATA) +transform = $(program_transform_name) +NORMAL_INSTALL = : +PRE_INSTALL = : +POST_INSTALL = : +NORMAL_UNINSTALL = : +PRE_UNINSTALL = : +POST_UNINSTALL = : +build_triplet = @build@ +host_triplet = @host@ +subdir = scripts +DIST_COMMON = $(srcdir)/Makefile.am $(srcdir)/Makefile.in +ACLOCAL_M4 = $(top_srcdir)/aclocal.m4 +am__aclocal_m4_deps = $(top_srcdir)/m4/absolute-header.m4 \ + $(top_srcdir)/m4/alloca.m4 $(top_srcdir)/m4/allocsa.m4 \ + $(top_srcdir)/m4/argmatch.m4 $(top_srcdir)/m4/argp.m4 \ + $(top_srcdir)/m4/backupfile.m4 $(top_srcdir)/m4/bison.m4 \ + $(top_srcdir)/m4/canonicalize-lgpl.m4 \ + $(top_srcdir)/m4/chdir-long.m4 $(top_srcdir)/m4/chown.m4 \ + $(top_srcdir)/m4/clock_time.m4 \ + $(top_srcdir)/m4/close-stream.m4 $(top_srcdir)/m4/closeout.m4 \ + $(top_srcdir)/m4/codeset.m4 $(top_srcdir)/m4/d-ino.m4 \ + $(top_srcdir)/m4/dirfd.m4 $(top_srcdir)/m4/dirname.m4 \ + $(top_srcdir)/m4/dos.m4 $(top_srcdir)/m4/double-slash-root.m4 \ + $(top_srcdir)/m4/dup2.m4 $(top_srcdir)/m4/eealloc.m4 \ + $(top_srcdir)/m4/eoverflow.m4 $(top_srcdir)/m4/error.m4 \ + $(top_srcdir)/m4/exclude.m4 $(top_srcdir)/m4/exitfail.m4 \ + $(top_srcdir)/m4/extensions.m4 $(top_srcdir)/m4/fchdir.m4 \ + $(top_srcdir)/m4/fcntl-safer.m4 $(top_srcdir)/m4/fcntl_h.m4 \ + $(top_srcdir)/m4/fileblocks.m4 $(top_srcdir)/m4/float_h.m4 \ + $(top_srcdir)/m4/fnmatch.m4 $(top_srcdir)/m4/fpending.m4 \ + $(top_srcdir)/m4/ftruncate.m4 \ + $(top_srcdir)/m4/getcwd-abort-bug.m4 \ + $(top_srcdir)/m4/getcwd-path-max.m4 $(top_srcdir)/m4/getcwd.m4 \ + $(top_srcdir)/m4/getdate.m4 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@SIZE_T_SUFFIX@ +STDBOOL_H = @STDBOOL_H@ +STDINT_H = @STDINT_H@ +STRIP = @STRIP@ +SYSEXITS_H = @SYSEXITS_H@ +SYS_STAT_H = @SYS_STAT_H@ +SYS_TIME_H = @SYS_TIME_H@ +SYS_TIME_H_DEFINES_STRUCT_TIMESPEC = @SYS_TIME_H_DEFINES_STRUCT_TIMESPEC@ +TIME_H_DEFINES_STRUCT_TIMESPEC = @TIME_H_DEFINES_STRUCT_TIMESPEC@ +USE_NLS = @USE_NLS@ +VERSION = @VERSION@ +WCHAR_H = @WCHAR_H@ +WCHAR_T_SUFFIX = @WCHAR_T_SUFFIX@ +WCTYPE_H = @WCTYPE_H@ +WINT_T_SUFFIX = @WINT_T_SUFFIX@ +XGETTEXT = @XGETTEXT@ +XGETTEXT_015 = @XGETTEXT_015@ +YACC = @YACC@ +YFLAGS = @YFLAGS@ +abs_builddir = @abs_builddir@ +abs_srcdir = @abs_srcdir@ +abs_top_builddir = @abs_top_builddir@ +abs_top_srcdir = @abs_top_srcdir@ +ac_ct_CC = @ac_ct_CC@ +am__include = @am__include@ +am__leading_dot = @am__leading_dot@ +am__quote = @am__quote@ +am__tar = @am__tar@ +am__untar = @am__untar@ +bindir = @bindir@ +build = @build@ +build_alias = @build_alias@ +build_cpu = @build_cpu@ +build_os = @build_os@ +build_vendor = @build_vendor@ +builddir = 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install +mostlyclean-generic: + +clean-generic: + -test -z "$(CLEANFILES)" || rm -f $(CLEANFILES) + +distclean-generic: + -test -z "$(CONFIG_CLEAN_FILES)" || rm -f $(CONFIG_CLEAN_FILES) + +maintainer-clean-generic: + @echo "This command is intended for maintainers to use" + @echo "it deletes files that may require special tools to rebuild." +clean: clean-am + +clean-am: clean-generic mostlyclean-am + +distclean: distclean-am + -rm -f Makefile +distclean-am: clean-am distclean-generic + +dvi: dvi-am + +dvi-am: + +html: html-am + +info: info-am + +info-am: + +install-data-am: + +install-dvi: install-dvi-am + +install-exec-am: install-libexecSCRIPTS install-sbinSCRIPTS + +install-html: install-html-am + +install-info: install-info-am + +install-man: + +install-pdf: install-pdf-am + +install-ps: install-ps-am + +installcheck-am: installcheck-libexecSCRIPTS installcheck-sbinSCRIPTS + +maintainer-clean: maintainer-clean-am + -rm -f Makefile +maintainer-clean-am: distclean-am 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sed $(SED_CMD) $? > $@ + +backup: $(srcdir)/backup.in + sed $(SED_CMD) $? > $@ + +restore: $(srcdir)/restore.in + sed $(SED_CMD) $? > $@ + +dump-remind: $(srcdir)/dump-remind.in + sed $(SED_CMD) $? > $@ +# Tell versions [3.59,3.63) of GNU make to not export all variables. +# Otherwise a system limit (for SysV at least) may be exceeded. +.NOEXPORT: diff --git a/scripts/backup-specs b/scripts/backup-specs new file mode 100644 index 0000000..95ef316 --- /dev/null +++ b/scripts/backup-specs @@ -0,0 +1,100 @@ +# This is a sample configuration file for GNU tar backup script. +# See end of file for copying conditions + +# User name or email address of the administrator of backups. A report +# will be sent to this address when the backup terminates +ADMINISTRATOR="root@localhost" + +# (Optional) Path to tar binary. +TAR=/bin/tar + +# (Optional) Path to rsh binary or its equivalent. You may wish to +# set it to ssh as shown in the example below, to improve security. +# In this case you will have to use public key authentication. +RSH=/usr/local/bin/ssh + +# (Optional) Path to rsh binary on remote mashines. This will be +# passed via --rsh-command option to the remote invocation of +# tar +RSH_COMMAND=/usr/local/bin/ssh + +# Name of temporary file to hold volume numbers. This needs to be accessible +# by all the machines which have filesystems to be dumped. +VOLNO_FILE=/root/volume + +# Device to use for dumping. It should be on the host +# on which the dump scripts are run. +TAPE_FILE=/dev/rmt0 + +# Blocking factor to use for writing the dump. +BLOCKING=124 + +# List of file systems to be dumped. If prefixed with a HOST: +# the filesystem is accessed on the given HOST, unless it +# coincides with the local machine name. +# If a file system starts with a slash, it is handled as a local +# one. +BACKUP_DIRS='remote1:/etc remote1:/var/spool/crontab' +# Alternatively, you may leave this variable unassigned, and +# keep the list of filesystems to be dumped in file +# $SYSCONFDIR/backup/dirs, one filesystem per line. Empty +# lines and shell comments are allowed in this file. The location +# of this file may be overridden using DIRLIST variable, e.g.: +# DIRLIST=/etc/my-backup/dirlist + +# List of individual files to be dumped. +# These should be accesible from the machine on which the dump is run. +BACKUP_FILES='' +# This list may also be kept in file $SYSCONFDIR/backup/files, the +# format of which is the same as described above. The location of +# this file may be overridden by setting FILELIST variable: +# FILELIST=/etc/my-backup/filelist + +# Name of 'exclude file list'. It is searched under $SYSCONFDIR/tar-backup +# on remote machines +XLIST=exclude_files + +# Default directory for storing incremental listings on remote +# machines is $SYSCONFDIR/tar-backup. It can be overridden using +# REMOTEBACKUPDIR variable + +# Default directory for storing backup logs is $SYSCONFDIR/backup/log. +# It can also be overridden via LOGPATH variable. + +# Time to sleep between dumps of any two successive filesystems +SLEEP_TIME=15 + +# Script to be run when it's time to insert a new tape in for the next +# volume. Administrators may want to tailor this script for their site. +# If this variable isn't set, tar will use some default behavior which is +# probably defined in the manual. +#DUMP_REMIND_SCRIPT='rsh apple-gunkies /home/gd2/dump/dump-remind' + +# Message to display on the terminal while waiting for dump time. Usually +# this will just be some literal text, preferably something more +# entertaining than this. The awk script here saves some redundant +# repetition, but is not really all that desirable. +SLEEP_MESSAGE="`awk ' + BEGIN { + for (i = 0; i < 30; i++) + print \" \" \ + \"D O N O T T O U C H T H I S T E R M I N A L !!!!!\" + }' /dev/null`" + + +# Copyright (C) 2004 Free Software Foundation, Inc. + +## This program is free software; you can redistribute it and/or modify +## it under the terms of the GNU General Public License as published by +## the Free Software Foundation; either version 2, or (at your option) +## any later version. + +## This program is distributed in the hope that it will be useful, +## but WITHOUT ANY WARRANTY; without even the implied warranty of +## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +## GNU General Public License for more details. + +## You should have received a copy of the GNU General Public License +## along with this program; if not, write to the Free Software +## Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA +## 02110-1301, USA. diff --git a/scripts/backup.in b/scripts/backup.in new file mode 100644 index 0000000..6a50e51 --- /dev/null +++ b/scripts/backup.in @@ -0,0 +1,253 @@ +#! /bin/sh +# This program is part of GNU tar +# Copyright (C) 2004, 2005, 2006 Free Software Foundation +# +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 1, or (at your option) +# any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA +# 02110-1301, USA. + +# Load library routines +SYSCONFDIR=${SYSCONFDIR-@sysconfdir@} +. ${LIBDIR-@libexecdir@}/backup.sh + +DUMP_LEVEL=0 +TIME= +NOW=`now` + +usage() { + cat - <<EOF +usage: $PROGNAME [OPTIONS] [WHEN] +Options are: + + -l, --level=LEVEL Do backup level LEVEL (default $DUMP_LEVEL). + -f, --force Force backup even if today's log file already + exists. + -v, --verbose[=LEVEL] Set verbosity level. Default 100. + -t, --time=TIME Wait till TIME, then do backup. + +Informational options: + -h, --help Display this help message. + -V, --version Display program version. + + Optional argument WHEN is for backward compatibility only. It has been + superseded by --time option. + TIME argument can be one of: + + now -- do backup immediately. + HH -- do backup at HH hours. + HH:MM -- do backup at HH:MM. + +Send bug reports to @PACKAGE_BUGREPORT@. +EOF +} + +# For compatibility with previous versions, deduce the backup level +# from the command name +case "$PROGNAME" in +level-[0-9]) DUMP_LEVEL=`expr $PROGNAME : 'level-\([0-9][0-9]*\)'`;; +esac + +for opt +do + if [ -z "$prev" ]; then + option=$opt + optarg=`expr "x$opt" : 'x[^=]*=\(.*\)'` + else + option="${prev}=$opt" + prev="" + optarg=$opt + fi + case $option in + --l=*|--le=*|--lev=*|--leve=*|--level=*) + DUMP_LEVEL=$optarg + ;; + -l|--l|--le|--lev|--leve|--level) + prev=$option + ;; + --verb=*|--verbo=*|--verbos=*|--verbose=*) + VERBOSE=$optarg + ;; + -v|--verb|--verbo|--verbos|--verbose) + VERBOSE=100 + ;; + -v*) VERBOSE=`expr $option : "-v\(.*\)"`;; + --t=*|--ti=*|--tim=*|--time=*) + TIME=$optarg + ;; + -t) prev=--t;; + -t*) TIME=`expr $option : "-t\(.*\)"`;; + --t|--ti|--tim|--time) + prev=$option + ;; + -V|--v|--ve|--ver|--vers|--versi|--versio|--version) + echo "backup (@PACKAGE_NAME@) @VERSION@" + license + exit;; + -h|--h|--he|--hel|--help) + usage + exit;; + -f|--f|--fo|--for|--forc|--force) + FORCE=yes + ;; + *) if [ "x$TIME" != "x" ]; then + bailout "Extra argument. Try $PROGNAME --help for more info." + else + TIME=$option + fi;; + esac +done + +if [ "x$TIME" = x ]; then + bailout "No backup time specified. Try $PROGNAME --help for more info." + exit 1 +fi + +init_backup + +# Maybe sleep until around specified or default hour. +wait_time $TIME + +if [ $DUMP_LEVEL -ne 0 ]; then + PREV_LEVEL=`expr $DUMP_LEVEL - 1` + PREV_DATE=`ls -t ${LOGPATH}/log-*-level-$PREV_LEVEL| + head -n 1| + sed "s,${LOGPATH}/log-\(.*\)-level.*,\1,"` + if [ "x$PREV_DATE" = x ]; then + bailout "Can't determine date of the previous backup" + fi + message 0 "Backup from $PREV_DATE to $NOW" +fi + +# start doing things + +# Make sure the log file did not already exist. Create it. + +if [ "x$FORCE" = "xyes" ]; then + rm ${LOGFILE} +fi + +if [ -f "${LOGFILE}" ] ; then + bailout "Log file ${LOGFILE} already exists." +else + touch "${LOGFILE}" +fi +message 1 "Ready for backup." +message 10 "TAR invocation: $TAR_PART1" +message 20 "Variables:" +message 20 "BACKUP_DIRS=$BACKUP_DIRS" +message 20 "BACKUP_FILES=$BACKUP_FILES" + +# The buch of commands below is run in a subshell for which all output is +# piped through `tee' to the logfile. Doing this, instead of having +# multiple pipelines all over the place, is cleaner and allows access to +# the exit value from various commands more easily. +( + message 1 "preparing tapes" + $MT_BEGIN "${TAPE_FILE}" + rm -f "${VOLNO_FILE}" + + message 1 "processing backup directories" + + set - ${BACKUP_DIRS} + while [ $# -ne 0 ] ; do + date="`date`" + fs="`echo \"${1}\" | sed -e 's/^.*://'`" + fs=`root_fs $fs` + fsname="`echo \"${1}\" | sed -e 's/\//:/g'`" + remotehost="`expr \"${1}\" : '\([^/][^/]*\):.*'`" + if [ -z "$remotehost" ]; then + remotehost=$localhost + fi + + echo "Backing up ${1} at ${date}" + message 10 "fs=$fs" + message 10 "fsname=$fsname" + message 10 "remotehost=$remotehost" + if [ $DUMP_LEVEL -eq 0 ]; then + make_level_log ${remotehost} + else + echo "Last `prev_level` dump on this filesystem was on $PREV_DATE" + remote_run "${remotehost}" cp "`level_log_name ${fsname} $PREV_LEVEL`" "`level_log_name temp`" + fi + + ${DUMP_BEGIN-:} $DUMP_LEVEL $remotehost $fs $fsname + backup_host ${remotehost} \ + "--listed=`level_log_name temp`" \ + "--label='`print_level` backup of ${fs} on ${remotehost} at ${NOW}'" \ + -C ${fs} . + + # `rsh' doesn't exit with the exit status of the remote command. What + # stupid lossage. TODO: think of a reliable workaround. + if [ $? -ne 0 ] ; then + echo "Backup of ${1} failed." 1>&2 + # I'm assuming that the tar will have written an empty + # file to the tape, otherwise I should do a cat here. + else + flush_level_log ${remotehost} ${fsname} + fi + ${MT_STATUS} "$TAPE_FILE" + ${DUMP_END-:} $DUMP_LEVEL $remotehost $fs $fsname + echo "sleeping ${SLEEP_TIME} seconds" + sleep ${SLEEP_TIME} + shift + done + + # Dump any individual files requested. + + if [ "x${BACKUP_FILES}" != "x" ] ; then + message 1 "processing individual files" + + date="`date`" + + if [ $DUMP_LEVEL -eq 0 ]; then + make_level_log $localhost + else + echo "Last `prev_level` dump on this filesystem was on $PREV_DATE" + remote_run "${localhost}" cp "`level_log_name MISC $PREV_LEVEL`" "`level_log_name temp`" + fi + + echo "Backing up miscellaneous files at ${date}" + + ${DUMP_BEGIN-:} $DUMP_LEVEL $localhost MISC MISC + backup_host $localhost \ + "--listed=`level_log_name temp`"\ + "--label='`print_level` backup of miscellaneous files at ${NOW}'" \ + ${BACKUP_FILES} + + if [ $? -ne 0 ] ; then + echo "Backup of miscellaneous files failed." + # I'm assuming that the tar will have written an empty + # file to the tape, otherwise I should do a cat here. + else + flush_level_log $localhost MISC + fi + ${MT_STATUS} "$TAPE_FILE" + ${DUMP_END-:} $DUMP_LEVEL $localhost MISC MISC + else + echo "No miscellaneous files specified" + fi + + message 1 "final cleanup" + + $MT_REWIND "${TAPE_FILE}" + $MT_OFFLINE "${TAPE_FILE}" + echo "." +) 2>&1 | tee -a "${LOGFILE}" + +if test "${ADMINISTRATOR}" != NONE; then + echo "Sending the dump log to ${ADMINISTRATOR}" + mail -s "Results of backup started ${startdate}" ${ADMINISTRATOR} < "${LOGFILE}" +fi + +# EOF diff --git a/scripts/backup.sh.in b/scripts/backup.sh.in new file mode 100644 index 0000000..adcdfe2 --- /dev/null +++ b/scripts/backup.sh.in @@ -0,0 +1,347 @@ +#! /bin/sh +# This program is part of GNU tar +# Copyright (C) 2004, 2005, 2006 Free Software Foundation, Inc. +# +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 1, or (at your option) +# any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA +# 02110-1301, USA. + +PROGNAME=`basename $0` +CONFIGPATH="$SYSCONFDIR/backup" +REMOTEBACKUPDIR="$SYSCONFDIR/tar-backup" +CONFIGFILE=${CONFIGPATH}/backup-specs +DIRLIST=${CONFIGPATH}/dirs +FILELIST=${CONFIGPATH}/files +LOGPATH=${CONFIGPATH}/log + +# Default functions for running various magnetic tape commands +mt_begin() { + $MT -f "$1" retension +} + +mt_rewind() { + $MT -f "$1" rewind +} + +mt_offline() { + $MT -f "$1" offl +} + +mt_status() { + $MT -f "$1" status +} + +# The main configuration file may override any of these variables +MT_BEGIN=mt_begin +MT_REWIND=mt_rewind +MT_OFFLINE=mt_offline +MT_STATUS=mt_status + +# Insure `mail' is in PATH. +PATH="/usr/ucb:${PATH}" +export PATH +# Put startdate in the subject line of mailed report, since if it happens +# to run longer than 24 hours (as may be the case if someone forgets to put +# in the next volume of the tape in adequate time), the backup date won't +# appear too misleading. +startdate="`date`" +here="`pwd`" +# Save local hostname +localhost="`hostname | sed -e 's/\..*//' | tr A-Z a-z`" + +# Produce a diagnostic output +message() { + if [ "$VERBOSE" != "" ]; then + if [ $VERBOSE -ge $1 ]; then + shift + echo "$@" >&2 + fi + fi +} + +# Bail out and exit. +bailout() { + echo "$PROGNAME: $*" >&2 + exit 1 +} + +# Return current date +now() { +#IF_DATE_FORMAT_OK + date +%Y-%m-%d +#ELSE_DATE_FORMAT_OK + LC_ALL=C date | \ + sed 's/[^ ]* *\([^ ]*\) *\([^ ]*\).* \([^ ]*\)$/\3-\1-\2/ + /-[0-9]$/s/\([0-9]\)$/0\1/ + /Jan/{s/Jan/01/p;q;} + /Feb/{s/Feb/02/p;q;} + /Mar/{s/Mar/03/p;q;} + /Apr/{s/Apr/04/p;q;} + /May/{s/May/05/p;q;} + /Jun/{s/Jun/06/p;q;} + /Jul/{s/Jul/07/p;q;} + /Aug/{s/Aug/08/p;q;} + /Sep/{s/Sep/09/p;q;} + /Oct/{s/Oct/10/p;q;} + /Nov/{s/Nov/11/p;q;} + /Dec/{s/Dec/12/p;q;}' +#ENDIF_DATE_FORMAT_OK +} + +# Bail out if we don't have root privileges. +test_root() { + if [ ! -w ${ROOT_FS-/} ]; then + bailout "The backup must be run as root or else some files will fail to be dumped." + fi +} + +root_fs() { + echo "${ROOT_FS}$1" | tr -s / +} + +advice() { + echo "Directory $1 is not found." >&2 + cat >&2 <<EOF +The following directories and files are needed for the backup to function: + +1. Directory with configuration files and file lists: +$CONFIGPATH +2. Directory for backup log files +$LOGPATH +3. Main configuration file +$CONFIGFILE + +Please, create these and invoke the script again. +EOF +} + +init_common() { + # Check if the necessary directories exist + if [ ! -d $CONFIGPATH ]; then + advice $CONFIGPATH + exit 1 + fi + if [ ! -d $LOGPATH ]; then + if mkdir $LOGPATH; then + : + else + advice $LOGPATH + exit 1 + fi + fi + # Get the values of BACKUP_DIRS, BACKUP_FILES, and other variables. + if [ ! -r $CONFIGFILE ]; then + echo "$PROGNAME: cannot read $CONFIGFILE. Stop." >&2 + exit 1 + fi + . $CONFIGFILE + + # Environment sanity check + + test_root + + if [ x"${ADMINISTRATOR}" = x ]; then + bailout "ADMINISTRATOR not defined" + fi + + [ x"$TAR" = x ] && TAR=tar + [ x"$SLEEP_TIME" = x ] && SLEEP_TIME=60 + + if [ x$VOLNO_FILE = x ]; then + bailout "VOLNO_FILE not specified" + fi + + if [ -r $DIRLIST ]; then + BACKUP_DIRS="$BACKUP_DIRS `cat $DIRLIST`" + fi + if [ -r $FILELIST ]; then + BACKUP_FILES="$BACKUP_FILES `cat $FILELIST`" + fi + + if [ \( x"$BACKUP_DIRS" = x \) -a \( x"$BACKUP_FILES" = x \) ]; then + bailout "Neither BACKUP_DIRS nor BACKUP_FILES specified" + fi + if [ -z "$RSH" ]; then + RSH=rsh + MT_RSH_OPTION= + else + MT_RSH_OPTION="--rsh-command=$RSH" + fi + if [ -z "$TAPE_FILE" ]; then + TAPE_FILE=/dev/tape + fi + + # If TAPE_FILE is a remote device, update mt invocation accordingly + : ${MT:=mt} + case $TAPE_FILE in + *:*) MT="$MT $MT_RSH_OPTION";; + *) ;; + esac + + POSIXLY_CORRECT=1 + export POSIXLY_CORRECT +} + +init_backup() { + init_common + TAR_PART1="${TAR} -c --format=gnu --multi-volume --one-file-system --sparse --volno-file=${VOLNO_FILE}" + if [ "x$XLIST" != x ]; then + TAR_PART1="${TAR_PART1} \`test -r $REMOTEBACKUPDIR/$XLIST && echo \"--exclude-from $REMOTEBACKUPDIR/$XLIST\"\`" + fi + if [ "$RSH_COMMAND" != "" ]; then + TAR_PART1="${TAR_PART1} --rsh-command=$RSH_COMMAND" + fi + if [ x$BLOCKING != x ]; then + TAR_PART1="${TAR_PART1} --blocking=${BLOCKING}" + fi + + # Only use --info-script if DUMP_REMIND_SCRIPT was defined in backup-specs + if [ "x${DUMP_REMIND_SCRIPT}" != "x" ]; then + TAR_PART1="${TAR_PART1} --info-script='${DUMP_REMIND_SCRIPT}'" + fi + # Set logfile name + # Logfile name should be in the form ``log-1993-03-18-level-0'' + # They go in the directory `@sysconfdir@/log'. + # i.e. year-month-date. This format is useful for sorting by name, since + # logfiles are intentionally kept online for future reference. + LOGFILE="${LOGPATH}/log-`now`-level-${DUMP_LEVEL}" +} + +init_restore() { + init_common + # FIXME: Replace --list with --extract + TAR_PART1="${TAR} --extract --multi-volume" + if [ "$RSH_COMMAND" != "" ]; then + TAR_PART1="${TAR_PART1} --rsh-command=$RSH_COMMAND" + fi + if [ x$BLOCKING != x ]; then + TAR_PART1="${TAR_PART1} --blocking=${BLOCKING}" + fi + + # Only use --info-script if DUMP_REMIND_SCRIPT was defined in backup-specs + if [ "x${DUMP_REMIND_SCRIPT}" != "x" ]; then + TAR_PART1="${TAR_PART1} --info-script='${DUMP_REMIND_SCRIPT}'" + fi + LOGFILE="${LOGPATH}/restore-`now`" +} + +wait_time() { + if [ "${1}" != "now" ]; then + if [ "${1}x" != "x" ]; then + spec="${1}" + else + spec="${BACKUP_HOUR}" + fi + + pausetime="`date | awk -v spec=\"${spec}\" ' + BEGIN { + split(spec, time, ":") + } + { + split($4, now, ":") + diff = 3600 * (time[1] - now[1]) + 60 * (time[2] - now[2]); + if (diff < 0) + diff += 3600 * 24 + print diff + }'`" + clear + echo "${SLEEP_MESSAGE}" + sleep "${pausetime}" + fi +} + +level_log_name() { + echo "$REMOTEBACKUPDIR/${1}.level-${2-$DUMP_LEVEL}" +} + +# Prepare a temporary level logfile +# usage: make_level_log HOSTNAME +make_level_log() { + if [ "z${localhost}" != "z$1" ] ; then + $RSH "$1" mkdir $REMOTEBACKUPDIR > /dev/null 2>&1 + $RSH "$1" rm -f `level_log_name temp` + else + mkdir $REMOTEBACKUPDIR > /dev/null 2>&1 + rm -f `level_log_name temp` + fi +} + +# Rename temporary log +# usage: flush_level_log HOSTNAME FSNAME +flush_level_log() { + message 10 "RENAME: `level_log_name temp` --> `level_log_name $2`" + if [ "z${localhost}" != "z$1" ] ; then + $RSH "$1" mv -f `level_log_name temp` "`level_log_name $2`" + else + mv -f `level_log_name temp` "`level_log_name $2`" + fi +} + +# Return the timestamp of the last backup. +# usage: get_dump_time LEVEL +get_dump_time() { + ls -r ${LOGPATH}/log-*-level-$1 \ + | head -n 1 \ + | sed "s,.*log-\(.*\)-level-$1,\1," +} + +# Do actual backup on a host +# usage: backup_host HOSTNAME [TAR_ARGUMENTS] +backup_host() { + message 10 "ARGS: $@" + rhost=$1 + shift + if [ "z${localhost}" != "z$rhost" ] ; then + $RSH "$rhost" ${TAR_PART1} -f "${localhost}:${TAPE_FILE}" $@ + else + # Using `sh -c exec' causes nested quoting and shell substitution + # to be handled here in the same way rsh handles it. + CMD="exec ${TAR_PART1} -f \"${TAPE_FILE}\" $@" + message 10 "CMD: $CMD" + sh -c "$CMD" + message 10 "RC: $?" + fi +} + +print_level() { + if [ ${1-$DUMP_LEVEL} -eq 0 ]; then + echo "Full" + else + echo "Level ${1-$DUMP_LEVEL}" + fi +} + +prev_level() { + print_level `expr $DUMP_LEVEL - 1` | tr A-Z a-z +} + +remote_run() { + rhost=$1 + shift + message 10 "REMOTE $rhost: $@" + if [ "x$rhost" != "x${localhost}" ] ; then + $RSH "${rhost}" "$@" + else + $* + fi +} + +license() { + cat - <<EOF +Copyright (C) 2006 Free Software Foundation, Inc. +This is free software. You may redistribute copies of it under the terms of +the GNU General Public License <http://www.gnu.org/licenses/gpl.html>. +There is NO WARRANTY, to the extent permitted by law. +EOF +} diff --git a/scripts/dump-remind.in b/scripts/dump-remind.in new file mode 100644 index 0000000..0b95f4b --- /dev/null +++ b/scripts/dump-remind.in @@ -0,0 +1,103 @@ +#!/bin/sh +# This file is included in the GNU tar distribution as an example. It is +# not used by default unless the proper line is uncommented in backup-specs. +# System administrators will probably want to customize this and +# backup-specs for their site. +# +# This script should be run by tar with --info-script (-F) to inform +# interested parties that a tape for the next volume of the backup needs to +# be put in the tape drive. +# + +# Include location of `sendmail' and GNU finger. +PATH="/usr/lib:/usr/local/gnubin:${PATH}" +export PATH + +# Load library routines +SYSCONFDIR=${SYSCONFDIR-@sysconfdir@} +. ${LIBPATH-@libexecdir@}/backup.sh + +MT_REWIND +MT_OFFLINE + +# Get a list of people to whom to mail a request for changing the tape. +# This egregious nightmare parses the output from GNU finger which shows +# which users are logged into consoles (and thus in the office and capable +# of changing tapes). +# +# Certain users (like `root') aren't real users, and shouldn't be notified. +# Neither should `zippy', `elvis', etc. (on the GNU machines) since they're +# just test accounts. +recipients="` + finger .clients 2> /dev/null \ + | sed -ne ' + 1{ + /clientstatus: file has not changed in/{ + n;n;n;n;d + } + n;n;d + } + s/^..................................................// + $!{/^$/d + /^root?*$/d + /^zippy$/d + /^fnord$/d + /^elvis$/d + /^snurd$/d + H + } + ${g + : 1 + s/\(\n\)\([A-Za-z0-9_][A-Za-z0-9_]*\)\(\n.*\)\2\(.*\)/\1\2\3\4/g + s/\n$//g + t 1 + s/^\n// + s/\n$//g + s/\n/, /g + : 2 + s/, ,/,/g + t 2 + p + }'`" + +# Customized behavior for FSF machines, to bring attention to the fact that +# the tape needs to be changed (who looks at the terminal?) +sendmail -oi -t << __EOF__ +From: `basename $0` (backup tape-changing reminder) +To: ${recipients} +Cc: ${ADMINISTRATOR} +Subject: Backup needs new tape for volume ${TAR_VOLUME} +Reply-To: ${ADMINISTRATOR} + +This is an automated report from the backup script running on +`hostname`. + +Volume ${TAR_VOLUME} of the backup needs to be put in the tape drive. +Usually whoever prepared the backup leaves labeled tapes on top of the +drive itself. If there aren't any more, information about where to find +tapes and how to label them are posted on the wall by apple-gunkies +(unhelpfully obscured by a bookshelf). An online copy (which is probably +more up-to-date) can also be found in ~friedman/etc/fsf/backup.how. +__EOF__ + + +echo "Please put volume ${TAR_VOLUME} in tape drive and press RETURN" +read input +echo "Writing volume ${TAR_VOLUME}..." + +sendmail -oi -t << __EOF__ +From: `basename $0` (backup tape-changing reminder) +To: ${recipients} +Cc: ${ADMINISTRATOR} +Subject: Volume ${TAR_VOLUME} for backup has been added +Reply-To: ${ADMINISTRATOR} + +This is an automated report from the backup script running on +`hostname`. + +The backup has been continued, so for now no further attention is required. +__EOF__ + +exit 0 + +# eof diff --git a/scripts/restore.in b/scripts/restore.in new file mode 100644 index 0000000..efc320a --- /dev/null +++ b/scripts/restore.in @@ -0,0 +1,229 @@ +#! /bin/sh +# This program is part of GNU tar +# Copyright (C) 2004, 2006 Free Software Foundation, Inc. +# +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 1, or (at your option) +# any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA +# 02110-1301, USA. + +# Load library routines +SYSCONFDIR=${SYSCONFDIR-@sysconfdir@} +. ${LIBDIR-@libexecdir@}/backup.sh + +usage() { + cat - <<EOF +usage: $PROGNAME [OPTIONS] [PATTERN [PATTERN...]] +Options are: + + -a, --all Restore all filesystems. + -l, --level=LEVEL Start restoring from the given backup LEVEL + (default $DUMP_LEVEL). + -v, --verbose[=LEVEL] Set verbosity level. Default 100. + +Informational options: + -h, --help Display this help message. + -V, --version Display program version. + +Send bug reports to @PACKAGE_BUGREPORT@. +EOF +} + +unset PATTERN +DUMP_LEVEL=0 +CMDLINE="$0 $@" + +for opt +do + if [ -z "$prev" ]; then + option=$opt + optarg=`expr "x$opt" : 'x[^=]*=\(.*\)'` + else + option="${prev}=$opt" + prev="" + optarg=$opt + fi + case $option in + -a|--a|--al|--all) + RESTORE_ALL=1 + ;; + --l=*|--le=*|--lev=*|--leve=*|--level=*) + DUMP_LEVEL=$optarg + ;; + -l|--l|--le|--lev|--leve|--level) + prev=$option + ;; + --verb=*|--verbo=*|--verbos=*|--verbose=*) + VERBOSE=$optarg + ;; + -v|--verb|--verbo|--verbos|--verbose) + VERBOSE=100 + ;; + -v*) VERBOSE=`expr $option : "-v\(.*\)"`;; + -V|--v|--ve|--ver|--vers|--versi|--versio|--version) + echo "restore (@PACKAGE_NAME@) @VERSION@" + license + exit;; + -h|--h|--he|--hel|--help) + usage + exit;; + -*) bailout "Unknown option $opt. Try $PROGNAME --help for more info.";; + *) if [ -z "$PATTERN" ]; then + PATTERN=$opt + else + PATTERN="$PATTERN|$opt" + fi + ;; + esac +done + +if [ -z "$RESTORE_ALL" ]; then + if [ -z "$PATTERN" ]; then + usage + exit; + fi +fi + +init_restore +cat > $LOGFILE <<EOF +This file contains any messages produced by $PROGNAME. + +It was created by GNU $PROGNAME, from @PACKAGE@ (@VERSION@). +Invocation command line was + + \$ $CMDLINE + +EOF + +restore_fs() +{ + fs="`echo \"${1}\" | sed -e 's/^.*://'`" + fs=`root_fs $fs` + fsname="`echo \"${1}\" | sed -e 's/\//:/g'`" + remotehost="`expr \"${1}\" : '\([^/][^/]*\):.*'`" + if [ -z "$remotehost" ]; then + remotehost=$localhost + fi + message 10 "fs=$fs" + message 10 "fsname=$fsname" + message 10 "remotehost=$remotehost" + + LOGPAT="`level_log_name ${fsname} '[0-9]'`" + PREFIX="`level_log_name ${fsname} ''`" + message 10 LOGPAT=$LOGPAT + message 10 PREFIX=$PREFIX + LEVELS=`remote_run "${remotehost}" ls $LOGPAT | + sed "s,$PREFIX,," | sort -n` + message 10 "LEVELS=$LEVELS" + + echo "Starting restore of ${1} at level $DUMP_LEVEL." + for level in $LEVELS + do + if [ $level -lt $DUMP_LEVEL ]; then + message 10 "Skipping level $level" + continue; + fi + message 10 "Restoring level $level" + + DATE=`get_dump_time $level` + FILE="`level_log_name ${fsname} ${level}`" + message 10 "FILE=$FILE" + + LABEL="`print_level $level` backup of ${fs} on ${remotehost} at ${DATE}" + ${RESTORE_BEGIN-:} $level $remotehost $fs $fsname + backup_host ${remotehost} \ + "--listed=\"$FILE\"" \ + "--label=\"$LABEL\"" \ + -C $fs + ${RESTORE_END-:} $level $remotehost $fs $fsname + done +} + +restore_files() +{ + LOGPAT="`level_log_name MISC '[0-9]'`" + PREFIX="`level_log_name MISC ''`" + message 10 LOGPAT=$LOGPAT + message 10 PREFIX=$PREFIX + LEVELS=`remote_run "${localhost}" ls $LOGPAT | sed "s,$PREFIX,," | sort -n` + message 10 "LEVELS=$LEVELS" + + echo "Starting restore of miscellaneous files at level $DUMP_LEVEL." + for level in $LEVELS + do + if [ $level -lt $DUMP_LEVEL ]; then + message 10 "Skipping level $level" + continue; + fi + message 10 "Restoring level $level" + + DATE=`get_dump_time $level` + FILE="`level_log_name MISC ${level}`" + message 10 "FILE=$FILE" + + LABEL="`print_level $level` backup of miscellaneous files at ${DATE}" + ${RESTORE_BEGIN-:} $level $localhost MISC MISC + backup_host ${localhost} \ + "--listed=\"$FILE\"" \ + "--label=\"$LABEL\"" \ + -C ${ROOT_FS-/} $@ + ${RESTORE_END-:} $level $localhost MISC MISC + done +} + +# Operation Overwiew: +# +# 1. Determine the time of the last backup +# 2. Create list of incremental listings to process +# 3. For each filesystem: +# 3.1. Start at the requested dump level (default 0) and proceed up to +# the last available level: +# 3.1.1 Deduce the volume label +# 3.1.2. Invoke [rsh] tar --listed=FILE --label=LABEL [opts] -xf $TAPE_FILE +# 4. End + +(message 1 "Preparing for restore" + +message 1 "processing backup directories" + +for dir in ${BACKUP_DIRS} +do + message 1 "Processing $dir" + case $dir in + ${PATTERN-*}) restore_fs $dir;; + esac +done + +if [ "x${BACKUP_FILES}" != "x" ] ; then + message 1 "processing miscellaneous files" + if [ -z "$PATTERN" ]; then + restore_files + else + RESTORE_FILES="" + for file in ${BACKUP_FILES} + do + rel_file=`expr $file : '/\(.*\)'` + case $file in + $PATTERN) if [ -z "$RESTORE_FILES" ]; then + RESTORE_FILES="$rel_file" + else + RESTORE_FILES="$RESTORE_FILES $rel_file" + fi;; + esac + done + [ -z "$RESTORE_FILES" ] || restore_files $RESTORE_FILES + fi + +fi) 2>&1 | tee -a "${LOGFILE}" + +# EOF |