SHOW:
|
|
- or go back to the newest paste.
| 1 | #!/bin/bash | |
| 2 | ||
| 3 | # expects that password-less SSH key based authentication has already | |
| 4 | # been configured on the client and server sides of the operation | |
| 5 | # otherwise expect to enter user's SSH password/passphrase several times | |
| 6 | # for commands passed to the server | |
| 7 | # Date examples imply that "today's" backup is being done 2011-10-29 | |
| 8 | ||
| 9 | # config | |
| 10 | ## host name of ssh/rsync server | |
| 11 | SYNCSERVER=torrents | |
| 12 | ## what to sync | |
| 13 | SYNCWHAT=/home/`whoami` #'my' home directory | |
| 14 | ## where to sync it, as the server filestructure would recognize it | |
| 15 | BASEDIR=/mnt/torrent-pool/home-backups/`whoami`@`hostname` | |
| 16 | ## can be changed to taste if backups need to happen more often than daily, or whatever | |
| 17 | NOW=`date +%F` | |
| 18 | # end of config | |
| 19 | ||
| 20 | WORKDIR=$BASEDIR/$NOW | |
| 21 | NOWDIR=$BASEDIR/now | |
| 22 | YESTERDIR=$BASEDIR/last | |
| 23 | # assumes that /backup-path/last was left pointing to /backup-path/2011-10-28 | |
| 24 | ||
| 25 | #setup | |
| 26 | ssh $SYNCSERVER mkdir -p $WORKDIR | |
| 27 | # ex. /backup-path/2011-10-29 | |
| 28 | # may work without pre-creation, but why tempt fate? | |
| 29 | ssh $SYNCSERVER rm -fv $NOWDIR | |
| 30 | # ex. /backup-path/now | |
| 31 | ssh $SYNCSERVER ln -s $WORKDIR $NOWDIR | |
| 32 | # ex. /backup-path/2011-10-29 -> /backup-path/now | |
| 33 | ||
| 34 | # act | |
| 35 | - | rsync -aHP $SYNCWHAT $SYNCSERVER:$NOWDIR --link-dest=$YESTERDIR |
| 35 | + | rsync -aHP $SYNCWHAT/ $SYNCSERVER:$NOWDIR/ --link-dest=$YESTERDIR/ |
| 36 | ||
| 37 | # cleanup | |
| 38 | ssh $SYNCSERVER rm -fv $YESTERDIR | |
| 39 | # ex. /backup-path/last | |
| 40 | ssh $SYNCSERVER ln -s $WORKDIR $YESTERDIR | |
| 41 | # ex. /backup-path/2011-10-29 -> /backup-path/last | |
| 42 | # so that tomorrow (2011-10-30), 'today sync' will be 'yesterday sync' |
