Class: BrowserChannel::Server

Inherits:
Object
  • Object
show all
Defined in:
lib/browser_channel.rb

Instance Method Summary collapse

Constructor Details

#initialize(options = {}) ⇒ Server

Returns a new instance of Server.



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# File 'lib/browser_channel.rb', line 21

def initialize options={}
  @options = {
    # Subclass this echo Handler or create your own.
    :handler => Handler,
    # Ensure a chunk is sent within these first few seconds because
    # waiting an entire interval looks too much like a broken server.
    :keep_alive_first => 10,
    # Send a noop chunk every so many seconds to prevent timeouts.
    :keep_alive_interval => 30,
    # Alternate host prefix for clients with connection pool limits.
    :host_prefix => nil,
    # Number of seconds a session must be unbound before freed.
    :gc_max_age => 120,
    # Minimum number of seconds to wait between garbage collections.
    :gc_frequency => 10,
  }.merge! options
  errors = []
  unless @options[:gc_max_age] > (@options[:keep_alive_interval] - @options[:keep_alive_first])
    # in this condition, connections look expired on creation
    errors << 'gc_max_age is too small'
  end
  if @options[:keep_alive_interval] < @options[:keep_alive_first]
    errors << 'keep_alive_first must be same or smaller than keep_alive_interval'
  end
  raise "Options Fail: #{errors.join(', ')}." unless errors.empty?
end

Instance Method Details

#call(env) ⇒ Object 



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# File 'lib/browser_channel.rb', line 47

def call env
  BrowserChannel.new @options, env
  Thin::Connection::AsyncResponse          
end