[英]Problems running Flask Web App on linux Debian using Gunicorn and Nginx
所以我目前正在嘗試使用 Flask、Debian 9、Gunicorn 將我的 Web 應用程序聯機。 在輸入 > gunicorn wsgi:app 后,我遇到的問題:
[2019-11-15 12:22:11 +0000] [11643] [ERROR] Exception in worker process
Traceback (most recent call last):
File "/root/testing/venv/local/lib/python2.7/site-packages/gunicorn/arbiter.py", line 583, in spawn_worker
worker.init_process()
File "/root/testing/venv/local/lib/python2.7/site-packages/gunicorn/workers/base.py", line 129, in init_process
self.load_wsgi()
File "/root/testing/venv/local/lib/python2.7/site-packages/gunicorn/workers/base.py", line 138, in load_wsgi
self.wsgi = self.app.wsgi()
File "/root/testing/venv/local/lib/python2.7/site-packages/gunicorn/app/base.py", line 67, in wsgi
self.callable = self.load()
File "/root/testing/venv/local/lib/python2.7/site-packages/gunicorn/app/wsgiapp.py", line 52, in load
return self.load_wsgiapp()
File "/root/testing/venv/local/lib/python2.7/site-packages/gunicorn/app/wsgiapp.py", line 41, in load_wsgiapp
return util.import_app(self.app_uri)
File "/root/testing/venv/local/lib/python2.7/site-packages/gunicorn/util.py", line 350, in import_app
__import__(module)
File "/root/testing/wsgi.py", line 1, in <module>
from __init__ import app
File "/root/testing/__init__.py", line 44, in <module>
create_app()
File "/root/testing/__init__.py", line 24, in create_app
from .models import User
ValueError: Attempted relative import in non-package
[2019-11-15 12:22:11 +0000] [11643] [INFO] Worker exiting (pid: 11643)
[2019-11-15 12:22:11 +0000] [11639] [INFO] Shutting down: Master
[2019-11-15 12:22:11 +0000] [11639] [INFO] Reason: Worker failed to boot.
我的wsgi.py:
from __init__ import app
if __name__ == "__main__":
app.run()
我的初始化.py:
# init.py
from flask import Flask
from flask_sqlalchemy import SQLAlchemy
from flask_login import LoginManager
from flask_bootstrap import Bootstrap
db = SQLAlchemy()
def create_app():
app = Flask(__name__)
Bootstrap(app)
app.config['SECRET_KEY'] = 'secretkey'
app.config['SQLALCHEMY_DATABASE_URI'] = 'sqlite:///db.sqlite'
db.init_app(app)
login_manager = LoginManager()
login_manager.login_view = 'auth.login'
login_manager.init_app(app)
from .models import User
@login_manager.user_loader
def load_user(user_id):
return User.query.get(int(user_id))
from .auth import auth as auth_blueprint
app.register_blueprint(auth_blueprint)
from .main import main as main_blueprint
app.register_blueprint(main_blueprint)
if __name__ == '__name__':
app.run()
return app
create_app()
我的模型.py:
from flask_login import UserMixin
from . import db
class User(UserMixin, db.Model):
id = db.Column(db.Integer, primary_key=True) # primary keys are required by SQLAlchemy
email = db.Column(db.String(100), unique=True)
password = db.Column(db.String(100))
name = db.Column(db.String(1000))
注意:所有獨立性都安裝在我的 virtualenv 中,我嘗試使用 gunicorn 僅使用以下代碼:
from flask import Flask
app = Flask(__name__)
@app.route('/')
def hello_world():
return "Hello World!"
if __name__ == '__main__':
app.run(debug=True,host='0.0.0.0')
這工作得很好。
我改變了每一個進口的。 並將init更改為app ,刪除 create_app function。
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