openbsd/backup_config/backup_config - diff

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-version 1.2, 2009/05/21 22:54:34
+version 1.13, 2010/02/10 20:57:07
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  #!/bin/sh
- # $RedRiver: backup_config,v 1.1 2007/05/04 20:56:34 andrew Exp $
+ # $AFresh1: backup_config,v 1.11 2009/11/17 16:48:14 andrew Exp $
- FILE=`hostname -s`-`date +%Y-%m-%d`
+ if [ `id -u` -ne 0 ]; then
+         echo You should run this as root! >&2
+         exit 255
+ fi
- local _mcfile=`grep '^### .*\.mc' /etc/mail/sendmail.cf | cut -d ' ' -f 2`
+ FILE=/tmp/`hostname -s`-`date +%Y-%m-%d`.tar.gz
+ local _maxhomesize=`dc -e '50 1024 * p'`
- #  /home \
+ local _list="/root \
- tar czvf /tmp/${FILE}.tar.gz \
-   /root \
    /etc \
-   /usr/share/sendmail/cf/$_mcfile \
    /var/backups \
-   /var/www/conf
+   /var/cron \
+   /var/www/conf"
+ [ -e /var/www/etc ] && _list="${_list} /var/www/etc"
+ local _mcfile=`grep '^### .*\.mc' /etc/mail/sendmail.cf | cut -d ' ' -f 2`
+ if [ X"${_mcfile}" != X"" ]; then
+   _list="${_list} /usr/share/sendmail/cf/${_mcfile}"
+ fi
+ local _homesize=`du -ks /home/ | awk '{print $1}'`
+ if [ $_homesize -lt $_maxhomesize ]; then
+         _list="${_list} /home/"
+ else
+         echo Not backing up /home, too large!
+ fi
+ find $_list -type f -or -type l | sed -e 's/^\///' | tar -czf ${FILE} -C / -I -
+ echo backed up $_list to
+ echo "\t$FILE"