mailcow-dockerized-docs/docs/b_n_r_backup.md
2019-12-21 15:56:33 +01:00

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### Backup
You can use the provided script `helper-scripts/backup_and_restore.sh` to backup mailcow automatically.
Please do not copy this script to another location.
To run a backup, write "backup" as first parameter and either one or more components to backup as following parameters.
You can also use "all" as second parameter to backup all components. Append `--delete-days n` to delete backups older than n days.
```
# Syntax:
# ./helper-scripts/backup_and_restore.sh backup (vmail|crypt|redis|rspamd|postfix|mysql|all|--delete-days)
# Backup all, delete backups older than 3 days
./helper-scripts/backup_and_restore.sh backup all --delete-days 3
# Backup vmail, crypt and mysql data, delete backups older than 30 days
./helper-scripts/backup_and_restore.sh backup vmail crypt mysql --delete-days 30
# Backup vmail
./helper-scripts/backup_and_restore.sh backup vmail
```
The script will ask you for a backup location. Inside of this location it will create folders in the format "mailcow_DATE".
You should not rename those folders to not break the restore process.
To run a backup unattended, define MAILCOW_BACKUP_LOCATION as environment variable before starting the script:
```
MAILCOW_BACKUP_LOCATION=/opt/backup /opt/mailcow-dockerized/helper-scripts/backup_and_restore.sh backup all
```