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@ -0,0 +1,56 @@ |
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## Compose sample application |
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### Python/Flask application with Nginx proxy and a Mongo database |
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Project structure: |
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``` |
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. |
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├── docker-compose.yaml |
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├── app |
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├── Dockerfile |
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├── requirements.txt |
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└── app.py |
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``` |
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[_docker-compose.yaml_](docker-compose.yaml) |
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``` |
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services: |
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web: |
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build: app |
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ports: |
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- '5000:5000' |
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``` |
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## Deploy with docker-compose |
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``` |
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$ docker-compose up -d |
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Creating network "flask_default" with the default driver |
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Building web |
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Step 1/6 : FROM python:3.7-alpine |
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... |
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... |
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Status: Downloaded newer image for python:3.7-alpine |
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Creating flask_web_1 ... done |
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``` |
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## Expected result |
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Listing containers must show two containers running and the port mapping as below: |
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``` |
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$ docker ps |
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CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES |
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c126411df522 flask_web "python3 app.py" About a minute ago Up About a minute 0.0.0.0:5000->5000/tcp flask_web_1 |
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``` |
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After the application starts, navigate to `http://localhost:5000` in your web browser or run: |
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``` |
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$ curl localhost:5000 |
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Hello World! |
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``` |
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Stop and remove the containers |
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``` |
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$ docker-compose down |
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``` |