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109 lines
3.3 KiB
Markdown
109 lines
3.3 KiB
Markdown
# Compose
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The compose feature is based on Docker Compose, used to define and run multi-container applications. Describe the application's services, networks, and volumes through a YAML file, then start the entire application with one click.
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## Compose List
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Go to **Container** > **Compose** tab to view the compose list.
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The list displays the following information:
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- **Name**: Compose project name
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- **Directory**: Directory where docker-compose.yml file is located
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- **Status**: Running status
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- **Created Time**: Creation time
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- **Actions**: Start, stop, edit, etc.
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## Create Compose
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1. Click the **Create Compose** button
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2. Enter compose name
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3. Write or paste docker-compose.yml content
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4. Configure environment variables (optional)
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5. Click Create
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### docker-compose.yml Example
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```yaml
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version: '3'
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services:
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web:
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image: nginx:latest
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ports:
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- "80:80"
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volumes:
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- ./html:/usr/share/nginx/html
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depends_on:
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- app
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app:
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image: php:8.4-fpm
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volumes:
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- ./html:/var/www/html
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db:
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image: mysql:8.4
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environment:
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MYSQL_ROOT_PASSWORD: your_password
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MYSQL_DATABASE: myapp
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volumes:
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- db_data:/var/lib/mysql
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volumes:
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db_data:
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```
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## Compose Operations
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### Start Compose
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Click the **Start** button and a confirmation dialog will pop up:
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- **Force Pull Images**: When checked, will pull the latest images before starting
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After clicking confirm, the startup progress will be displayed:
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Starting compose will create and start all defined service containers.
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### Stop Compose
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Stopping compose will stop all related containers, but will not delete containers and data.
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### Delete Compose
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Deleting compose will stop and delete all related containers.
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::: warning Note
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Deleting compose will not delete data volumes. To delete data volumes, please manually delete them on the **Volume** page.
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:::
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### Edit Compose
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Click the **Edit** button in the compose list to modify the docker-compose.yml file content and environment variables.
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After modification, you need to restart the compose for changes to take effect.
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## Use Cases
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Compose is suitable for the following scenarios:
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- **Multi-container Applications**: Such as Web application + database + cache
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- **Development Environment**: Quickly set up a consistent development environment
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- **Microservices Architecture**: Manage multiple interdependent services
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## Difference from Container Templates
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| Feature | Compose | Container Templates |
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|----------------------|-----------------------------------|------------------------------------------|
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| Configuration Method | Write YAML manually | Graphical interface |
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| Flexibility | Fully customizable | Use preset configuration + customization |
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| Use Cases | Custom complex applications | Quick deployment of common applications |
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| Learning Cost | Need to understand Compose syntax | No learning required |
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