flask项目ubuntu docker中运行

安装docker

• sudo apt install docker.io
• sudo systemctl start docker

python先测试

• sudo apt install python3.10-venv
• python3 -m venv env
• . env/bin/activate
• pip install flask
• pip install gunicorn
• pip freeze > requirements.txt

编辑app.py

from flask import Flask

app = Flask(__name__)
@app.route('/')
def hello():
    return '欢迎来到我的 Watchlist！'

运行flask

• gunicorn -b 0.0.0.0:9000 app:app

生成Dockerfile

FROM python:3.10
WORKDIR /Projects/flask1

COPY requirements.txt ./
RUN pip install -r requirements.txt

COPY *.py .

CMD ["gunicorn", "-b", "0.0.0.0:9000", "app:app" ]

docker build & run

• sudo docker build -t 'first_flask' .
• sudo docker run -itd -p 0.0.0.0:9000:9000 --name=first first_flask