MongoDB 3.4 S3 docker backup

Docker image to backup MongoDB 3.4 to S3 using mongodump.

Backup

Launch mongodbs3backup container with the following flags:

$ docker run --rm \
--env-file env.txt \
--name mongodbs3backup pygmalios/mongodb-s3-backup:3.0

The contents of env.txt being:

MONGO_HOST=mongodb:27017
MONGO_DATABASE=<database_name_here>
MONGO_USER=<username_here>
MONGO_PASSWORD=<password_here>

MONGO_DATABASE=<database_name_here>
MONGO_URI=<mongo uri>

AWS_ACCESS_KEY_ID=<key_here>
AWS_SECRET_ACCESS_KEY=<secret_here>
AWS_DEFAULT_REGION=us-east-1
BACKUP_NAME=mongo
S3_BUCKET_NAME=mongo-backups.example.com

mongodbs3backup will dump mongo database using mongodump and provided credentials. Resulting backup will be tarballed, gzipped, time-stamped, prefixed with BACKUP_NAME and uploaded to the existing S3 bucket.

Periodic backup in Docker Cloud

You can use tutum-cron (Docker image) to run container on schedule.