[英]apache mod proxy balancer with websockets
我有带有以下 apache 配置的 uWSGI + Apache:
RewriteEngine On
RewriteCond %{HTTP:Upgrade} =websocket [NC]
RewriteRule /(.*) ws://127.0.0.1:3031/$1 [P,L]
RewriteCond %{HTTP:Upgrade} !=websocket [NC]
RewriteRule /(.*) http://127.0.0.1:3031/$1 [P,L]
ProxyPass / http://127.0.0.1:3031/
现在我想实现粘性会话并使 apache 为每个工作人员使用代理平衡器:
<Proxy "balancer://uwsgiworkers">
BalancerMember "http://127.0.0.1:3031" route=1
BalancerMember "http://127.0.0.1:3032" route=2
BalancerMember "http://127.0.0.1:3033" route=3
ProxySet stickysession=ROUTEID
ProxySet lbmethod=byrequests
</Proxy>
RewriteEngine On
RewriteCond %{HTTP:Upgrade} =websocket [NC]
RewriteRule /(.*) ws://??????/$1 [P,L]
RewriteCond %{HTTP:Upgrade} !=websocket [NC]
RewriteRule /(.*) http://???????/$1 [P,L]
ProxyPass balancer://uwsgiworkers/
现在的问题是如何将选定的工作 URL 传递给RewriteRule
? 因为我需要在 WebSockets 握手中更改协议。
谢谢!
我最近偶然发现了同样的问题。 我不是 100% 确定这是正确的路径(而且感觉很冗长),但它似乎是一个功能选项!
基本上,我创建了两个不同的平衡器组,一个用于 HTTP 流量,另一个用于 WebSocket。 我不太确定此处是否可以省略ProxyPass
(似乎balancer://
处理了 ProxyPass 部分),但它似乎在我的环境中运行良好!
<Proxy "balancer://uwsgiworkers">
BalancerMember "http://127.0.0.1:3031" route=1
BalancerMember "http://127.0.0.1:3032" route=2
BalancerMember "http://127.0.0.1:3033" route=3
ProxySet stickysession=ROUTEID
ProxySet lbmethod=byrequests
</Proxy>
<Proxy "balancer://uwsgiworkersws">
BalancerMember "ws://127.0.0.1:3031" route=1
BalancerMember "ws://127.0.0.1:3032" route=2
BalancerMember "ws://127.0.0.1:3033" route=3
ProxySet stickysession=ROUTEID
ProxySet lbmethod=byrequests
</Proxy>
RewriteEngine On
RewriteCond %{HTTP:Upgrade} =websocket [NC]
RewriteRule /(.*) balancer://uswsgiworkersws/$1 [P,L]
RewriteCond %{HTTP:Upgrade} !=websocket [NC]
RewriteRule /(.*) balancer://uswsgiworkers/$1 [P,L]
# I actually think this can be omitted
# it seems that balancer:// handles the ProxyPass
# ProxyPass balancer://uwsgiworkers/
这个想法的功劳: https : //serverfault.com/a/808640/437243
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