Configuration¶

Environment Variables¶

All configuration is done through environment variables, loaded from .env in development.

Django Settings¶

Variable	Default	Description
`SECRET_KEY`	--	Django secret key (required)
`DEBUG`	`False`	Enable debug mode
`ALLOWED_HOSTS`	`localhost`	Comma-separated list of allowed hosts
`TIME_ZONE`	`UTC`	Server timezone

Database¶

Variable	Default	Description
`POSTGRES_DB`	`fossilrepo`	Database name
`POSTGRES_USER`	`fossilrepo`	Database user
`POSTGRES_PASSWORD`	--	Database password (required)
`POSTGRES_HOST`	`postgres`	Database host
`POSTGRES_PORT`	`5432`	Database port

Redis & Celery¶

Variable	Default	Description
`REDIS_URL`	`redis://redis:6379/0`	Redis connection URL
`CELERY_BROKER_URL`	`$REDIS_URL`	Celery broker (defaults to Redis URL)

Fossil¶

Variable	Default	Description
`FOSSIL_REPO_DIR`	`/data/repos`	Directory where `.fossil` files are stored
`FOSSIL_BASE_URL`	--	Base URL for Fossil web UI (e.g., `https://code.example.com`)
`FOSSIL_BINARY`	`fossil`	Path to the Fossil binary

Caddy (Production)¶

Variable	Default	Description
`CADDY_DOMAIN`	--	Your domain (e.g., `example.com`)
`CADDY_EMAIL`	--	Email for Let's Encrypt certificates

Litestream (Backups)¶

Variable	Default	Description
`LITESTREAM_ACCESS_KEY_ID`	--	S3 access key
`LITESTREAM_SECRET_ACCESS_KEY`	--	S3 secret key
`LITESTREAM_BUCKET`	--	S3 bucket name
`LITESTREAM_ENDPOINT`	--	S3 endpoint (for MinIO/B2)
`LITESTREAM_REGION`	`us-east-1`	S3 region

Sync Bridge¶

Variable	Default	Description
`GITHUB_TOKEN`	--	GitHub personal access token (for mirroring)
`GITLAB_TOKEN`	--	GitLab personal access token (for mirroring)

Caddy Configuration¶

The Caddyfile controls SSL termination and subdomain routing. Each Fossil repo gets its own subdomain:

{$CADDY_DOMAIN} {
    reverse_proxy django:8000
}

*.{$CADDY_DOMAIN} {
    reverse_proxy fossil:8080
}

Caddy automatically provisions Let's Encrypt certificates for all subdomains.

Litestream Configuration¶

Litestream continuously replicates every .fossil SQLite file to S3:

dbs:
  - path: /data/repos/*.fossil
    replicas:
      - type: s3
        bucket: ${LITESTREAM_BUCKET}
        endpoint: ${LITESTREAM_ENDPOINT}
        region: ${LITESTREAM_REGION}

Point-in-time recovery

Litestream replicates WAL frames continuously. You can restore any .fossil file to any point in time, not just the latest snapshot.

FossilRepo