Files
superset2/.devcontainer/README.md
Maxime Beauchemin a007b3020d fix: Refactor devcontainer to use base Ubuntu with Docker-in-Docker
- Switch from docker-compose service to base Ubuntu container
- Add Docker-in-Docker to run docker-compose inside Codespace
- This provides git access and full dev environment
- Superset services run via docker-compose from within the container
2025-07-29 11:19:55 -07:00

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# Superset GitHub Codespaces Development
This configuration provides a full development environment with Docker-in-Docker support, allowing you to run `docker-compose-light.yml` inside your Codespace for lightweight, multi-instance development.
## Quick Start
1. **Create a Codespace** from this repo (click "Code" → "Codespaces" → "Create codespace")
2. **Wait for setup** (~3-5 minutes first time)
3. **Start Superset**:
```bash
docker-compose -p ${CODESPACE_NAME} -f docker-compose-light.yml up
```
4. **Access Superset** at the forwarded port 9001 URL (auto-opens)
## Connecting to Your Codespace
### VS Code Desktop
1. Install [GitHub Codespaces extension](https://marketplace.visualstudio.com/items?itemName=GitHub.codespaces)
2. Open Command Palette (`Cmd/Ctrl+Shift+P`)
3. Run "Codespaces: Connect to Codespace"
4. Select your Codespace
### SSH Access
```bash
# Install GitHub CLI if needed
brew install gh # macOS
# or visit: https://cli.github.com/
# Login to GitHub
gh auth login
# List your Codespaces
gh cs list
# SSH into a Codespace
gh cs ssh -c <codespace-name>
# Or use the interactive selector
gh cs ssh
```
### Web Browser
- Go to https://github.com/codespaces
- Click on your Codespace to open in browser
## Running Multiple Instances
Perfect for testing different branches/features simultaneously:
```bash
# Instance 1 (in Codespace 1)
docker-compose -p feature1 -f docker-compose-light.yml up
# Instance 2 (in Codespace 2)
NODE_PORT=9002 docker-compose -p feature2 -f docker-compose-light.yml up
```
## Why docker-compose-light.yml?
- **Faster startup**: No Redis, nginx, or unnecessary services
- **Lower resources**: Important for Codespaces quotas
- **Isolated databases**: Each instance gets its own `superset_light` database
- **Simple access**: Single port (9001) with frontend proxy to backend
## Port Forwarding & URLs
When Superset starts, Codespaces automatically forwards port 9001:
- **Public URL**: `https://<codespace-name>-9001.app.github.dev`
- **Visibility**: Private by default (requires GitHub auth)
- **Make public**: Click port in "Ports" tab → Change visibility
To forward additional ports:
```bash
# From outside the Codespace
gh cs ports forward 5432:5432 -c <codespace-name> # PostgreSQL
gh cs ports forward 8088:8088 -c <codespace-name> # Backend API
```
## Tips for Claude Code Usage
When using `claude --yes` in Codespaces:
- All changes are isolated to your Codespace
- Database/volumes are separate from your local machine
- Can safely run destructive commands
- Easy to delete and recreate if needed
## Credentials
Default login (same as docker setup):
- Username: `admin`
- Password: `admin`
## Resource Usage
The light compose typically uses:
- ~2GB RAM (vs ~4GB for full stack)
- Minimal CPU when idle
- ~2GB disk for database + dependencies
## Troubleshooting
If services fail to start:
```bash
# Check logs
docker-compose -f docker-compose-light.yml logs
# Restart fresh
docker-compose -f docker-compose-light.yml down -v
docker-compose -f docker-compose-light.yml up
```