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PostgreSQL backup configuration

There are the following jobs for backups management:

  • CronJob for backups creation (running by a schedule postgresBackup.schedule)

  • CronJob for backups rotation (running by a schedule postgresBackup.rotationSchedule)

Backup configuration values (postgresBackup prefix):

  • enabled - boolean flag for enabling/disabling backups

  • schedule - cron-like schedule for backups

  • rotationSchedule - cron-like schedule for backups rotation

  • retentionDays - number of days for backups retetion

  • maxNumber - maximum number of backups to store (takes presedence over retentionDays variable)

  • image - Docker image containing potgres and minio (client) binaries (opennode/postgres-minio by default)

Backups restoration

To restore backups you need to shell into waldur-db-restore pod and execute the following script:

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  db-backup-minio-auth
  mc cp pg/$MINIO_BUCKET/backups/postgres/<selected backup> backup.sql.gz
  gzip -d backup.sql.gz
  psql < backup.sql
  rm backup.sql
Last update: 2021-10-19