Nginx Tornado 和 Flask - 什么是好的启动/停止脚本和保持活动的方法
我已经设置了一个 Flask 应用程序,在由 nginx 支持的龙卷风服务器上运行。我编写了几个 bash 脚本来在部署新版本时重新加载服务器配置,但我对它们不满意。基本上我所拥有的是:
启动服务器(假设在项目根目录中)
# this starts the tornado-flask wrapper
python myapp.py --port=8000 # .. some more misc settings
# this starts nginx
nginx
停止它
pkill -f 'myapp.py'
nginx -s stop
重新启动
cd $APP_ROOT
./script/stop && ./script/start
很多时候这些工作并不顺利,我需要手动运行命令。另外,我正在寻找一种方法来验证服务是否处于活动状态,并在服务关闭时启动它。想法?谢谢。
I've set up a Flask application to run on a tornado server backed by nginx. I've written a couple of bash scripts to reload server configuration when a new version is deployed, but I am unhappy with them. Basically what I have is:
to start the server (assuming in project root)
# this starts the tornado-flask wrapper
python myapp.py --port=8000 # .. some more misc settings
# this starts nginx
nginx
to stop it
pkill -f 'myapp.py'
nginx -s stop
to restart
cd $APP_ROOT
./script/stop && ./script/start
Many times these don't work smoothly and I need to manually run the commands. Also, I'm looking for a way to verify the service is alive, and start it up if it's down. Thoughts? Thanks.
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Supervisor 就是您要找的人。
我用它来管理我的 Tornado 应用程序以及其他一些处理守护进程。
它将守护进程、处理日志记录、pid 文件...几乎您需要的一切。
Supervisor is what you are looking for.
It's what I use to manage my Tornado apps along with some other processing daemons.
It will daemonize, handle logging, pid files... Pretty much everything you need.