我正试图在Windows Server 2012上的IIS上部署一个烧瓶服务。为了达到这一点:
从localhost运行将返回我期望的输出。但是,当我从站点名访问网站时,将返回以下错误(省略路径):
Error occurred while reading WSGI handler:
Traceback (most recent call last):
File "wfastcgi.py", line 791, in main
env, handler = read_wsgi_handler(response.physical_path)
File "wfastcgi.py", line 633, in read_wsgi_handler
handler = get_wsgi_handler(os.getenv("WSGI_HANDLER"))
File "wfastcgi.py", line 586, in get_wsgi_handler
raise Exception('WSGI_HANDLER env var must be set')
Exception: WSGI_HANDLER env var must be set无论是在服务器上还是在域上的另一台计算机上,都是如此。似乎当应用程序从本地主机以外的任何地方被请求时,环境是无法访问的。任何东西都不会写到wfastcgi日志中。
我在下面包括了app.py和Web.config。这里我省略了scriptProcessor路径,但是它被设置为从wfastcgi enable返回的值。
从本地主机运行时,环境是可用的。如何使应用程序在本地主机之外被调用时环境可用?
app.py
from flask import Flask
myapp = Flask(__name__)
@myapp.route("/hello")
def hello():
return "Hello from flask!"
if __name__ == "__main__":
myapp.run(port=8080)Web.config
<?xml version="1.0" encoding="UTF-8"?>
<configuration>
<appSettings>
<add key="WSGI_HANDLER" value="app.myapp" />
<add key="PYTHONPATH" value="c:/inetpub/wwwroot/flask-services/" />
<add key="WSGI_LOG" value="C:/TMP/logs/app.log" />
</appSettings>
<system.webServer>
<handlers>
<add name="python-wfastcgi" path="*" verb="*" modules="FastCgiModule" scriptProcessor="[Omitted]" resourceType="Unspecified" requireAccess="Script" />
</handlers>
</system.webServer>
</configuration>发布于 2018-04-16 14:57:56
我们最近在IIS 7、Flask 0.12和Python3.6.4上也遇到了类似的问题。你的web.config看起来不错。两项建议:
virtualenv作为脚本处理器。它避免了使用系统级Python安装的副作用。以这种方式进行调试比较容易。发布于 2021-10-14 09:56:19
我在web.config中添加了同样的错误
<appSettings>
<!-- Required Settings -->
<add key="WSGI_HANDLER" value="uploader.wsgi.application" />
<add key="WSGI_LOG" value="C:\call-uploader-backend\Logs\my_app.log" />
<add key="PYTHONPATH" value="C:\call-uploader-backend\uploader\" />
<!-- Optional settings -->
<add key="DJANGO_SETTINGS_MODULE" value="uploader.settings" />
</appSettings>https://stackoverflow.com/questions/49441038
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