47 lines
1.5 KiB
Bash
47 lines
1.5 KiB
Bash
#!/bin/bash
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# Authors: Marcello Torchio, Will Bradley
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# https://github.com/zyphlar/backup-rotation-script
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# Set the directory name that you wish to backup
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DIRTOBACKUP=$1
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# Set up the backup destination directory
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BACKUPDIRDEST=$2
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# Set up the number of days for backup rotation (archives older than these # of days ago will be deleted)
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NUMDAYS=7;
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# Check for input / help / usage
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if [ -z "$2" ]
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then
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echo "Usage: ./rotate.sh source_folder destination_folder"
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else
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# Start logging
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echo "["$(date)"] - Started Backup"
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# Check if the destination dir exists. If not create it
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if [ ! -d "$BACKUPDIRDEST/"$(date +"%m-%d-%Y")"/" ]; then
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# Creates directory for today's backup
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mkdir $BACKUPDIRDEST/"$(date +"%m-%d-%Y")"
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fi
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# Echo the log line.
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echo "["$(date)"] - Backup directory $DIRTOBACKUP in $BACKUPDIRDEST/"$(date +"%m-%d-%Y")"/"
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# Execute the backup command. This backup consist in a recursive copy of the source dir into destination dir
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cp -R $DIRTOBACKUP $BACKUPDIRDEST/"$(date +"%m-%d-%Y")"/
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TOTMB=$(du $BACKUPDIRDEST/"$(date +"%m-%d-%Y")"/ -hs)
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echo "["$(date)"] - Finished Backup - $TOTMB Copied"
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# Search for folders older than NUMDAYS days and remove them. This makes possible rotation of backups
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if [ "$BACKUPDIRDEST" != "" ]; then
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for i in `find $BACKUPDIRDEST/ -maxdepth 1 -type d -mtime +$NUMDAYS -print`;
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do
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echo -e "["$(date)"] - Found backup folder from $(stat -c %y $i)! Deleting directory $i";
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\rm -rf $i;
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done
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fi
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fi
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