On Sunday 26 January 2003 03:32 pm, Grant Bowman wrote: > Is there a place where a general consensus has been reached on exactly > what is necesary to backup a Debian system? I'm sure this has been > asked and answered many times before, so I am looking for URLs to where > this has been discussed in the past.
for what it's worth, here's what I use to backup. --- cut backup.marsala.sh --- #!/bin/sh # jason pepas's backup script - see http://jason.pepas.com # shell script tutorials: # http://www.freeos.com/guides/lsst/ # http://www.linuxnewbie.org/nhf/intel/programming/introbashscript.html # -------------------------------------------------- # set variables: # -------------------------------------------------- directoryname=`date +%Y-%m-%d`"_"`hostname`"_backup" current="current_"`hostname` fullbackuplabel="Full Backup of "`hostname`" on "`date '+%B %e, %Y'` fullbackupname=`date +%Y-%m-%d`"_full.tar.gz" fullbackuplogname=`date +%Y-%m-%d`"_full.log" incrementalbackuplabel="Incremental Backup of "`hostname`" on "`date '+%B %e, %Y'` incrementalbackupname=`date +%Y-%m-%d`"_incremental"`date +%H%M`".tar.gz" incrementalbackuplogname=`date +%Y-%m-%d`"_incremental"`date +%H%M`".log" # -------------------------------------------------- # functions: # -------------------------------------------------- fullbackup() { # create backup directory if test ! -e /backup/$directoryname; then echo "Creating /backup/$directoryname directory" mkdir /backup/$directoryname fi # create (or update) a shortcut called current to this directory echo "Updating /backup/$current pointer" rm /backup/$current ln -s /backup/$directoryname /backup/$current # keep track of creation date of full backup (used with incremental backups) echo "Updating /backup/$current/lastfullbackupdate" date>/backup/$current/lastfullbackupdate # create backup echo "Running tar..." tar --create --label "$fullbackuplabel" --files-from /root/scripts/whattobackup --exclude-from /root/scripts/whatnottobackup --ignore-failed-read --absolute-names --verbose --gzip --file /backup/$current/$fullbackupname > /backup/$current/$fullbackuplogname 2>&1 gzip /backup/$current/$fullbackuplogname echo "Done. Created /backup/$current/$fullbackupname" echo "To view the log, type:" echo " zcat /backup/$current/$fullbackuplogname" } incrementalbackup() { # create variable with date of last full backup lastfullbackupdatevar=`cat /backup/$current/lastfullbackupdate` # check for existence of incremental backup if test -e "/backup/$current/$incrementalbackupname"; then echo "Your last incremental backup was less than 60 seconds ago." echo "Wait a minute and try again." else # create incremental backup echo "Running tar..." tar --create --label "$incrementalbackuplabel" --files-from /root/scripts/whattobackup --exclude-from /root/scripts/whatnottobackup --ignore-failed-read --after-date "$lastfullbackupdatevar" --absolute-names --verbose --gzip --file /backup/$current/$incrementalbackupname > /backup/$current/$incrementalbackuplogname 2>&1 gzip /backup/$current/$incrementalbackuplogname echo "Done. Created /backup/$current/$incrementalbackupname" echo "To view the log, type:" echo " zcat /backup/$current/$incrementalbackuplogname" fi } # -------------------------------------------------- # main routine: # -------------------------------------------------- # first get a list of all packages installed. dpkg --get-selections > /etc/apt/selections # clear out apt's packages #apt-get clean # now perform the backup. echo "---------- Backup Script Running... ----------" if test `date +%A` = "Sunday" && ! -e "/backup/$directoryname"; then # if it is sunday and you havent yet done a full backup, do so echo "Performing Weekly Full Backup..." fullbackup; elif test ! -e /backup/$current/*full.tar.gz; then # if there is no current fullbackup, make one echo "No Current Full Backup - Performing Full Backup Now..." fullbackup; else # otherwise, do an incremental backup echo "Performing Incremental Backup..." incrementalbackup; fi # end if statement echo "---------- Backup Script Done ----------" --- cut --- (pts/6)jason@marsala:/root/sbin-scripts$ cat whattobackup.marsala /boot /etc /home /root /temp /usr/local /var (pts/6)jason@marsala:/root/sbin-scripts$ cat whatnottobackup.marsala *.mp3 *.mpg *.avi *.wav *.mov *.asf *.rm *.iso *.flac *.zip *.exe data.bin /usr/local/fonts /usr/local/games /usr/local/j2re /usr/local/j2re1.4.0 /usr/local/winbackup /var/cache/apt/archives -jason pepas -- To UNSUBSCRIBE, email to [EMAIL PROTECTED] with a subject of "unsubscribe". Trouble? Contact [EMAIL PROTECTED]
