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camelloj/sinatra_host_authorization.rb

Last active September 16, 2025 12:14
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Sinatra ruby app Host authorization
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sinatra_host_authorization.rb
# Set list of host that can interact with your app
require "sinatra/base"
class ExampleApp < Sinatra::Base
# disable it for all environments
set :host_authorization, { permitted_hosts: [] }
# or...
# disable it only for development
configure :development do
set :host_authorization, { permitted_hosts: [] }
end
# but enable it for production for some domains
configure :production do
set :host_authorization, { permitted_hosts: [".example.com"] }
end
get("/") { "OK" }
end
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