Remove Prefect PostgreSQL backup worker Docker image
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# =============================================================================
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# Prefect Worker - PostgreSQL Backup
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#
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# Image Docker pour un worker Prefect dédié aux sauvegardes PostgreSQL
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# Inclut les outils nécessaires pour dump PG et upload vers S3 (Garage)
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# =============================================================================
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FROM prefecthq/prefect:3-python3.12
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LABEL maintainer="Damien Arnodo"
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LABEL org.opencontainers.image.title="Prefect Worker - PostgreSQL Backup"
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LABEL org.opencontainers.image.description="Prefect worker with PostgreSQL and S3 tools for database backups"
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# Installation des outils système
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# - postgresql-client : pg_dump, pg_restore, psql
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# - git : nécessaire pour cloner les repositories contenant le code des flows
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RUN apt-get update && apt-get install -y --no-install-recommends \
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postgresql-client \
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git \
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&& rm -rf /var/lib/apt/lists/*
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# Installation des dépendances Python pour S3 et PostgreSQL
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RUN pip install --no-cache-dir \
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boto3 \
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psycopg2-binary \
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prefect-aws
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# Création d'un utilisateur non-root
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RUN useradd -m -u 1000 prefect
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USER prefect
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WORKDIR /app
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# Le worker sera démarré via la commande dans docker-compose
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# CMD ["prefect", "worker", "start", "--pool", "my-pool"]
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# Prefect Worker - PostgreSQL Backup
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Image Docker pour un worker Prefect dédié aux sauvegardes de bases de données PostgreSQL vers un stockage S3-compatible (Garage).
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## Contenu
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- **Base** : `prefecthq/prefect:3-python3.12`
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- **Outils PostgreSQL** : `pg_dump`, `pg_restore`, `psql`
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- **Python** : `boto3`, `psycopg2-binary`
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## Utilisation
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### Dans docker-compose
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```yaml
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prefect-worker:
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image: gitea.arnodo.fr/damien/prefect-worker-pg-backup:latest
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environment:
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- PREFECT_API_URL=http://prefect-server:4200/api
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command: prefect worker start --pool pg-backup-pool --type process
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depends_on:
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- prefect-server
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```
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### Variables d'environnement requises pour les flows
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| Variable | Description |
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|----------|-------------|
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| `PREFECT_API_URL` | URL de l'API Prefect |
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| `AWS_ACCESS_KEY_ID` | Clé d'accès S3 (Garage) |
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| `AWS_SECRET_ACCESS_KEY` | Secret S3 (Garage) |
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| `AWS_ENDPOINT_URL` | Endpoint S3 (ex: `https://s3.garage.example.com`) |
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## Build local
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```bash
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docker build -t prefect-worker-pg-backup:latest images/prefect-worker-pg-backup/
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```
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