Class: Yarn::Server

Inherits:
Object
  • Object
show all
Includes:
Logging
Defined in:
lib/yarn/server.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from Logging

#debug, #log, #output, #timestamp

Constructor Details

#initialize(app = nil, opts = {}) ⇒ Server

Returns a new instance of Server.



10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
 
# File 'lib/yarn/server.rb', line 10

def initialize(app=nil,opts={})
  # merge given options with default values
  options = { 
    output: $stdout, 
    host: '127.0.0.1', 
    port: 3000 
  }.merge(opts)

  @app = app
  @host,@port,$output = options[:host], options[:port], options[:output]

  @socket = TCPServer.new(@host, @port)

  @handler = @app ? RackHandler.new(@app, options) : RequestHandler.new(options)

  log "Yarn started #{"w/ Rack " if opts[:rackup_file]}and accepting requests on #{@host}:#{@port}"
end

Instance Attribute Details

#host ⇒ Object

Returns the value of attribute host.



8
9
10
 
# File 'lib/yarn/server.rb', line 8

def host
  @host
end

#port ⇒ Object

Returns the value of attribute port.



8
9
10
 
# File 'lib/yarn/server.rb', line 8

def port
  @port
end

#socket ⇒ Object

Returns the value of attribute socket.



8
9
10
 
# File 'lib/yarn/server.rb', line 8

def socket
  @socket
end

#socket_listener ⇒ Object

Returns the value of attribute socket_listener.



8
9
10
 
# File 'lib/yarn/server.rb', line 8

def socket_listener
  @socket_listener
end

Instance Method Details

#start ⇒ Object 



28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
 
# File 'lib/yarn/server.rb', line 28

def start
  @socket_listener = Thread.new do
    loop do
      begin
        session = @socket.accept
        Thread.new { @handler.clone.run session }
      rescue Exception => e
        session.close
        log e.message
        log e.backtrace
      end
    end
  end

  begin
    @socket_listener.join
  rescue Interrupt => e
    log "Caught interrupt, stopping..."
  ensure
    stop
  end
end

#stop ⇒ Object 



51
52
53
54
55
56
57
 
# File 'lib/yarn/server.rb', line 51

def stop
  @socket.close if @socket
  @socket = nil
  @socket_listener.kill if @socket_listener

  log "Server stopped"
end