Dockerized Flask：对等重置连接

from flask import Flask
app = Flask(__name__)

@app.route("/")
def hello():
    return "Hello World!"

if __name__ == "__main__":
    app.run()

FROM python:alpine
RUN pip install flask
COPY . /src/
EXPOSE 5000
ENTRYPOINT ["python", "/src/app.py"]

…
test:
    build: .
    ports:
        - 127.0.0.1:5000:5000

$ docker logs test 
 * Running on http://127.0.0.1:5000/ (Press CTRL+C to quit)

$ http http://127.0.0.1:5000/
http: error: ConnectionError: ('Connection aborted.', ConnectionResetError(104, 'Connection reset by peer')) while doing GET request to URL: http://127.0.0.1:5000/

from flask import Flask
app = Flask(__name__)

@app.route('/')
def hello():
    return "Hello World!"

if __name__ == "__main__":
    app.run(host='0.0.0.0')