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Generates, encrypts, transfers and rotates Gitlab backups to/on Amazon S3.
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#! /bin/bash | |
# Generates, encrypts, transfers and rotates Gitlab backups to/on Amazon S3. | |
# Requirements: | |
# | |
# 1. Gitlab | |
# | |
# $ apt-get update | |
# $ apt-get install -y curl openssh-server ca-certificates | |
# $ curl -sS https://packages.gitlab.com/install/repositories/gitlab/gitlab-ce/script.deb.sh | bash | |
# $ apt-get install gitlab-ce | |
# $ gitlab-ctl reconfigure | |
# | |
# 2. s3cmd | |
# | |
# $ apt-get install -y python-pip | |
# $ pip install s3cmd | |
# $ s3cmd --configure | |
# | |
# 3. gpg public key | |
# Installation: | |
# | |
# 1. Place this script in | |
# | |
# /usr/local/bin/backup | |
# | |
# 2. Make this script executable | |
# | |
# $ chmod a+x /usr/local/bin/backup | |
# | |
# 3. Optional: Add to crontab (`0 0 * * * /usr/local/bin/backup`) | |
# | |
# $ crontab -e | |
# Usage: | |
# | |
# $ /usr/local/bin/backup (or just `backup` if in $PATH) | |
### BEGIN CONFIGURATION | |
bucket=my-s3-bucket | |
bucket_path=s3-bucket-path | |
gpg_public_key=me@example.com | |
keep=7 | |
### END CONFIGURATION | |
export PATH=/usr/local/bin:$PATH | |
backup_path="/var/opt/gitlab/backups" | |
echo "Generating GitLab backup" | |
gitlab-rake gitlab:backup:create | |
echo "Searching generated backup" | |
backup_file=`ls -la $backup_path \ | |
| grep -e tar$ \ | |
| tail -n 1 \ | |
| awk '{print $9}'` | |
echo "Compressing, encrypting and transfering backup to S3" | |
cat $backup_path/$backup_file \ | |
| gzip \ | |
| gpg -e -r $gpg_public_key \ | |
| s3cmd put - s3://$bucket/$bucket_path/$backup_file.gz.gpg | |
echo "Rotating backups on S3 (keep $keep latest backups)" | |
s3cmd ls s3://$bucket/$bucket_path/ \ | |
| grep -e gpg$ \ | |
| awk '{print $4}' \ | |
| head -n -$keep \ | |
| xargs s3cmd del | |
echo "Removing local backup: $backup_path/$backup_file" | |
rm $backup_path/$backup_file |
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