cowboy_req:cast(3)

Name

cowboy_req:cast - Cast a stream handler event

Description

cast(Event :: any(), Req :: cowboy_req:req()) -> ok

Cast a stream handler event.

The event will be passed to stream handlers through the info/3 callback.

Arguments

Event

The event to be sent to stream handlers.

Req

The Req object.

Return value

The atom ok is always returned. It can be safely ignored.

Changelog

  • 2.7: Function introduced.

Examples

Increase the HTTP/1.1 idle timeout
cowboy_req:cast({set_options, #{
    idle_timeout => 3600000
}}, Req).
Add user data to metrics
cowboy_req:cast({set_options, #{
    metrics_user_data => #{handler => ?MODULE}
}}, Req).
Enable compression buffering
cowboy_req:cast({set_options, #{
    compress_buffering => true
}}, Req).

See also

cowboy_req(3), cowboy_stream(3)

Cowboy 2.10 Function Reference

Navigation

Version select

Like my work? Donate!

Donate to Loïc Hoguin because his work on Cowboy, Ranch, Gun and Erlang.mk is fantastic:

Recurring payment options are also available via GitHub Sponsors. These funds are used to cover the recurring expenses like food, dedicated servers or domain names.