postgres-backup

This image runs postgresdump to backup data using cronjob to folder /backup

Usage:

docker run -d \
    --env POSTGRES_HOST=postgres.host \
    --env POSTGRES_PORT=27017 \
    --env POSTGRES_USER=admin \
    --env POSTGRES_PASS=password \
    --volume host.folder:/backup
    tutum/postgres-backup

Parameters

Here are the parameters:

• POSTGRES_HOST the host/ip of your postgres database
• POSTGRES_PORT the port number of your postgres database
• POSTGRES_USER the username of your postgres database
• POSTGRES_PASS the password of your postgres database
• CRON_TIME the interval of cron job to run postgresdump. 0 0 * * * by default, which is every day at 00:00
• POSTGRES_DB the DB to backup
• MAX_BACKUPS the number of backups to keep. When reaching the limit, the old backup will be discarded. No limit by default
• INIT_BACKUP if set, create a backup when the container starts
• INIT_RESTORE_LATEST if set, restores latest backup

Restore from a backup

See the list of backups, you can run:

$ docker exec postgres-backup ls /backup

To restore database from a certain backup, simply run:

$ docker exec tutum-backup /restore.sh /backup/2015.08.06.171901