Backup Production Heroku Database to S3 #292
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| name: Backup Production Heroku Database to S3 | |
| # This workflow invokes a Heroku "logical" backup: https://devcenter.heroku.com/articles/heroku-postgres-logical-backups | |
| # | |
| # Backups are already done via Heroku continuous protection services: https://devcenter.heroku.com/articles/heroku-postgres-data-safety-and-continuous-protection | |
| # | |
| # The reason behind this workflow is 1. a further safeguard for backing up our data, 2. the ability to use Postgres anywhere potentially, not just Heroku in the long-term if desired | |
| on: | |
| workflow_dispatch: # Allows for manual trigger if ad-hoc is desired | |
| schedule: | |
| - cron: '0 5 * * *' # Runs at 5AM UTC every day -- which is also 12AM EST at MIT | |
| jobs: | |
| backup: | |
| runs-on: ubuntu-latest | |
| steps: | |
| - name: Checkout | |
| uses: actions/checkout@v4 | |
| - name: Install Heroku CLI | |
| run: | | |
| curl https://cli-assets.heroku.com/install.sh | sh | |
| - name: Install AWS CLI (v2) | |
| run: | | |
| curl "https://awscli.amazonaws.com/awscli-exe-linux-x86_64.zip" -o "awscliv2.zip" | |
| unzip awscliv2.zip | |
| sudo ./aws/install --update | |
| aws --version # Check that AWS CLI is installed | |
| - name: Install Specific Version of PostgreSQL Client | |
| run: | | |
| sudo apt-get -y install wget ca-certificates | |
| wget --quiet -O - https://www.postgresql.org/media/keys/ACCC4CF8.asc | sudo apt-key add - | |
| sudo sh -c 'echo "deb http://apt.postgresql.org/pub/repos/apt/ $(lsb_release -cs)-pgdg main" > /etc/apt/sources.list.d/pgdg.list' | |
| sudo apt-get update | |
| sudo apt-get -y install postgresql-client-15 | |
| - name: Capture Backup | |
| env: | |
| HEROKU_API_KEY: ${{ secrets.HEROKU_API_KEY }} | |
| run: | | |
| DATABASE_URL=$(heroku config:get DATABASE_URL -a ${{ secrets.HEROKU_APP_NAME }}) | |
| # Parsing the DATABASE_URL to extract components | |
| DB_USER=$(echo $DATABASE_URL | cut -d':' -f2 | sed 's|//||g') | |
| DB_PASS=$(echo $DATABASE_URL | cut -d':' -f3 | cut -d'@' -f1) | |
| DB_HOST=$(echo $DATABASE_URL | cut -d'@' -f2 | cut -d':' -f1) | |
| DB_PORT=$(echo $DATABASE_URL | cut -d':' -f4 | cut -d'/' -f1) | |
| DB_NAME=$(echo $DATABASE_URL | cut -d'/' -f4) | |
| export PGPASSWORD=$DB_PASS | |
| pg_dump -Fc --no-acl --no-owner -h $DB_HOST -U $DB_USER -d $DB_NAME -p $DB_PORT > db.dump | |
| - name: Upload Backup to S3 | |
| run: | | |
| aws s3 cp db.dump s3://${{ secrets.S3_BUCKET_NAME }}/$(date +%Y-%m-%d_%H-%M-%S)_db.dump | |
| env: | |
| AWS_ACCESS_KEY_ID: ${{ secrets.AWS_ACCESS_KEY_ID }} | |
| AWS_SECRET_ACCESS_KEY: ${{ secrets.AWS_SECRET_ACCESS_KEY }} | |
| AWS_DEFAULT_REGION: us-east-2 |