13 lines
399 B
Bash
13 lines
399 B
Bash
#!/bin/bash
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# Backup a database *locally* to /backups/.
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DB=$1
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# Make our latest backup
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ionice -c3 /bin/mysqldump --user=root --add-drop-database $DB | /usr/bin/xz > /backups/$DB-$(date +%F).dump.xz
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# link to the latest backup
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ln -sf /backups/$DB-$(date +%F).dump.xz /backups/$DB-latest.xz
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# Also, delete the backup from a few days ago.
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rm -f /backups/$DB-$(date --date="3 days ago" +%F).dump.xz
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