From: François Pinard Date: Wed, 16 Nov 1994 02:48:24 +0000 (+0000) Subject: Initial revision X-Git-Url: https://git.brokenzipper.com/gitweb?a=commitdiff_plain;h=ea044c90079acafd6c1939d69678214d1706e19a;p=chaz%2Ftar Initial revision --- diff --git a/scripts/level-0 b/scripts/level-0 new file mode 100644 index 0000000..ae19b7c --- /dev/null +++ b/scripts/level-0 @@ -0,0 +1,144 @@ +#!/bin/sh +# +# Run this script as root on the machine that has the tape drive, to make a +# full dump. +# +# If you give `now' as an argument, the dump is done immediately. +# Otherwise, it waits until 1am, or until the hour given as argument. +# Specify the hour as a number from 0 to 23. +# +# You must edit the file `backup-specs' to set the parameters for your site. + +if [ ! -w / ]; then + echo The backup must be run as root, + echo or else some files will fail to be dumped. + exit 1 +else + false +fi + +# This is undesirable -- rms. +# rsh albert /usr/local/adm/motd-backup-start + +# Get the values of BACKUP_DIRS and BACKUP_FILES, and other variables. +. ./backup-specs + +# Maybe sleep until around specified or default hour. +# +if [ "$1" != "now" ]; then + if [ "$1"x != x ]; then + spec=$1 + else + spec=$BACKUP_HOUR + fi + pausetime=`date | awk '{hr=substr($4,1,2);\\ + mn=substr($4,4,2);\\ + if((hr+0)&1/dev/null cruft since that's incorrect sh syntax. + rsh $host mkdir /etc/tar-backup > /dev/null 2>&1 + rsh $host rm -f /etc/tar-backup/temp.level-0 + rsh $host $TAR_PART1 -f $HOST:$TAPE_FILE $TAR_PART2 $TAR_PART3 2>&1 | tee -a $LOGFILE + else + mkdir /etc/tar-backup > /dev/null 2>&1 + rm -f /etc/tar-backup/temp.level-0 +# Using `sh -c exec' causes nested quoting and shell substitution +# to be handled here in the same way rsh handles it. + sh -c "exec $TAR_PART1 -f $TAPE_FILE $TAR_PART2 $TAR_PART3" 2>&1 | tee -a $LOGFILE + fi + if [ $? -ne 0 ] ; then + echo Backup of $1 failed. | tee -a $LOGFILE + # I'm assuming that the tar will have written an empty + # file to the tape, otherwise I should do a cat here. + else + if [ $HOST != $host ] ; then + rsh $host "mv -f /etc/tar-backup/temp.level-0 /etc/tar-backup/$fsname.level-0" 2>&1 | tee -a $LOGFILE + else + mv -f /etc/tar-backup/temp.level-0 /etc/tar-backup/$fsname.level-0 2>&1 | tee -a $LOGFILE + fi + fi + $TAPE_STATUS | tee -a $LOGFILE + sleep 60 + shift +done + +# Dump any individual files requested. + +if [ x != "x$BACKUP_FILES" ] ; then + date=`date` + + TAR_PART2="--listed=/etc/tar-backup/temp.level-0" + TAR_PART3="--label='Full backup of miscellaneous files at $date'" + + mkdir /etc/tar-backup > /dev/null 2>&1 + rm -f /etc/tar-backup/temp.level-0 + + echo Backing up miscellaneous files at $date | tee -a $LOGFILE +# Using `sh -c exec' causes nested quoting and shell substitution +# to be handled here in the same way rsh handles it. + sh -c "exec $TAR_PART1 -f $TAPE_FILE $TAR_PART2 $TAR_PART3 \ + $BACKUP_FILES" 2>&1 | tee -a $LOGFILE + if [ $? -ne 0 ] ; then + echo Backup of miscellaneous files failed. | tee -a $LOGFILE + # I'm assuming that the tar will have written an empty + # file to the tape, otherwise I should do a cat here. + else + mv -f /etc/tar-backup/temp.level-0 /etc/tar-backup/misc.level-0 2>&1 | tee -a $LOGFILE + fi + $TAPE_STATUS | tee -a $LOGFILE +else + echo No miscellaneous files specified | tee -a $LOGFILE + false +fi + +mt -f $TAPE_FILE rewind +mt -f $TAPE_FILE offl + +echo Sending the dump log to $ADMINISTRATOR +cat $LOGFILE | sed -f logfile.sed > $LOGFILE.tmp +/usr/ucb/mail -s "Results of backup on `date`" $ADMINISTRATOR < $LOGFILE.tmp + +# This is undesirable -- rms. +#rsh albert /usr/local/adm/motd-backup-done &