DOKK / manpages / debian 11 / libplack-app-proxy-perl / Plack::Middleware::Proxy::LoadBalancer.3pm.en
Plack::Middleware::Proxy::LoadBalancer(3pm) User Contributed Perl Documentation Plack::Middleware::Proxy::LoadBalancer(3pm)

Plack::Middleware::Proxy::LoadBalancer - Simple load balancer

  use Plack::Builder;
  use Plack::App::Proxy;
  builder {
    enable "Proxy::LoadBalancer", backends => ['http://10.0.0.1:8080', 'http://10.0.0.1:8081'];
    Plack::App::Proxy->new()->to_app;
  };

Plack::Middleware::Proxy::LoadBalancer allow you to define several backends.

  enable "Proxy::LoadBalancer", backends => 'http://10.0.0.1:8080';
    

Or

  enable "Proxy::LoadBalancer", backends => ['http://10.0.0.1:8080', 'http://10.0.0.1:8081'];
    

Or

  enable "Proxy::LoadBalancer", backends => {'http://10.0.0.1:8080' => 0.4, 'http://10.0.0.1:8081' => 0.5, 'http://10.0.0.1:8002' => 0.3};
    

More than one backend can be defined. Weight can be given to backends.

Franck Cuny

Plack::App::Proxy

2021-01-09 perl v5.32.0