我有一个flask应用程序,即使使用docker,它也能在localhost中完美运行。 但一旦我部署它,它就不再工作了。 我后面有一个404错误,浏览器的回答是:
Not Found The requested URL was not found on the server. If you entered the URL manually please check your spelling and try again.
当我从服务器上卷曲localhost:5010/helloworld时,我得到一个空答案。。我不知道为什么,但flask服务器似乎没有重新启动:
WARNING:root:no config found for parameter None default mode debug loaded
WARNING:flask_cors.core:Unknown option passed to Flask-CORS: headers
WARNING:flask_cors.core:Unknown option passed to Flask-CORS: headers
* Serving Flask app "application" (lazy loading)
* Environment: production
WARNING: This is a development server. Do not use it in a production deployment.
Use a production WSGI server instead.
* Debug mode: on
INFO:werkzeug: * Running on https://0.0.0.0:5000/ (Press CTRL+C to quit)
INFO:werkzeug: * Restarting with stat
WARNING:root:no config found for parameter None default mode debug loaded
WARNING:flask_cors.core:Unknown option passed to Flask-CORS: headers
WARNING:flask_cors.core:Unknown option passed to Flask-CORS: headers
WARNING:werkzeug: * Debugger is active!
INFO:werkzeug: * Debugger PIN: 899-121-971
run.py:
from application import create_app, db
import sys
from OpenSSL import SSL
context = SSL.Context(SSL.PROTOCOL_TLSv1_2)
context.use_privatekey_file('./ssl/server.key')
context.use_certificate_file('./ssl/server.crt')
# we set the app default value is debug
appStartingMode= None
if(len (sys.argv) >1):
appStartingMode= sys.argv[1]
app = create_app(appStartingMode)
if __name__ == "__main__":
app.debug = True
app.use_reloader = True
app.run(host=app.config['FLASK_HOST'], port=app.config['FLASK_PORT'],ssl_context = context)
Dockerfile:
FROM python:3.9.1
EXPOSE 5000
# Install pip requirements
COPY requirements.txt .
RUN python -m pip install -r requirements.txt
WORKDIR /app
COPY . /app
# Switching to a non-root user, please refer to https://aka.ms/vscode-docker-python-user-rights
RUN useradd appuser && chown -R appuser /app
USER appuser
# During debugging, this entry point will be overridden. For more information, please refer to https://aka.ms/vscode-docker-python-debug
CMD [ "python", "./run.py" ]
docker-compose.yml的摘录:
bel-backend:
container_name: bel-backend
env_file: database-variables.env
build:
context: /home/ubuntu/sob/sob-2020-back-end
ports:
- 5010:5000
depends_on :
- mysql-server
以及我尝试访问的路线:
@app.route('/helloworld', methods=['GET'])
def helloWorld():
print("ok")
return 'Hello World !'
通过键入:https://ipofthemachine:5010/helloworld 即使https被划掉,因为我必须更新我的证书。 有什么想法吗
[编辑]
如果我共享config.py,效果会更好:
from os import environ, path
from dotenv import load_dotenv
basedir = path.abspath(path.dirname(__file__))
load_dotenv(path.join(basedir, '.env'))
class Config:
"""Base config."""
SECRET_KEY = environ.get('SECRET_KEY')
'''
SESSION_COOKIE_NAME = environ.get('SESSION_COOKIE_NAME')
STATIC_FOLDER = 'static'
TEMPLATES_FOLDER = 'templates'
'''
class DebugConfig(Config):
# General Flask Config
FLASK_ENV = 'development'
DEBUG = False
#TESTING = True
FLASK_APP = 'run.py'
FLASK_PORT=5000
FLASK_HOST='0.0.0.0'
# Database
SQLALCHEMY_DATABASE_URI = environ.get('SQLALCHEMY_DATABASE_URI')
SQLALCHEMY_ECHO = False
SQLALCHEMY_TRACK_MODIFICATIONS = False
添加到路由脚本的底部
@Dunski我回答,因为如果我编辑它,主帖子会很长
所以我照你说的做了:我硬编码了app.run。现在,我有:
Dockerfile:
以及我在docker compose中读取的.env文件:
现在,我试图用服务器本身的ip地址卷曲docker。。。没用!!!!!一切都在本地主机上运行。。。我开始失去希望了。 服务器确实收到请求,但返回404
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