Cron Job and Bash shell script to make backup file periodically

Bash shell script and cron job to make tar backup file (such as 2017-06-27.tar)

 

If you would like to make a backup file every day, just write like following script.

 

The following file_backup.sh bash script makes tar archive file every day.

$ cat  /root/file_backup.sh   #!/bin/bash # Example, MY_DATE: 2017-06-27 set MY_DATE = `date -d "-1 days" +%Y-%m-%d` echo "date : $MY_DATE" cd /root/data_dir # Following command makes tar file which contains ‘peter’ subdirectory and file name is *2017-06-28* find ./*/*/peter/ -name "*$MY_DATE*" -print | tar cfz ./daily_compress/SAINT_$MY_DATE.tar --files-from -

 

And then, configure cron table like followings

This cron job runs /root/file_backup.sh 03:00 AM every day

$ contab –e 00 03 * * *  /root/file_backup.sh