Class: MKIt::WebSocketClient

Inherits:
Object
  • Object
show all
Defined in:
lib/mkit/client/websocket_client.rb

Instance Method Summary collapse

Constructor Details

#initialize(server_url, my_id) ⇒ WebSocketClient

Returns a new instance of WebSocketClient.



8
9
10
11
12
13
14
15
16
17
18
19
20
21
 
# File 'lib/mkit/client/websocket_client.rb', line 8

def initialize(server_url, my_id)
  @server_url = server_url
  @my_id = my_id
  uri = URI(@server_url)
  use_ssl = uri.scheme == 'https'
  @options = use_ssl ? { tls: { :verify_peer => false } } : {}
  @options[:headers] = { 'X-API-KEY' => @my_id }
  url_prefix = use_ssl ? "wss" : "ws"
  @ws_url = "#{url_prefix}://#{uri.host}:#{uri.port}"
  trap("SIGINT") do
    puts "Bye..."
    EventMachine.stop
  end
end

Instance Method Details

#request(request, request_data) ⇒ Object 



23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
 
# File 'lib/mkit/client/websocket_client.rb', line 23

def request(request, request_data)
  uri = request[:uri]
  unless request[:params].nil? || request[:params].empty?
    uri = uri + '?' + request[:params].map { |k, v| "#{k}=#{v}" }.join('&')
  end
  uri = ERB.new("#{@ws_url}#{uri}").result_with_hash(request_data)
  
  EM.run {
    ws = Faye::WebSocket::Client.new(uri, nil, @options) 

    ws.on :open do |event|
      # no op
    end

    ws.on :message do |event|
      puts event.data
    end

    ws.on :error do |event|
      p [:error, event.message]
      ws = nil
      return
    end

    ws.on :close do |event|
      ws = nil
      EventMachine.stop
    end

    Thread.new do
      loop do
        input = STDIN.gets.chomp
        if input == 'exit'
          puts "bye..."
          EventMachine.stop
          break
        end
      end
    end
  }
end