class WebSocket::Handshake::Handler::Client04
Public Instance Methods
Source
# File lib/websocket/handshake/handler/client04.rb, line 10 def valid? super && verify_accept && verify_protocol end
@see WebSocket::Handshake::Base#valid?
Calls superclass method
WebSocket::Handshake::Handler::Base#valid?
Private Instance Methods
Source
# File lib/websocket/handshake/handler/client04.rb, line 41 def accept @accept ||= [Digest::SHA1.digest(key + '258EAFA5-E914-47DA-95CA-C5AB0DC85B11')].pack('m').strip end
Value of Sec-WebSocket-Accept that should be delivered back by server @return [Sering] accept
Source
# File lib/websocket/handshake/handler/client04.rb, line 17 def handshake_keys keys = [ %w[Upgrade websocket], %w[Connection Upgrade] ] host = @handshake.host host += ":#{@handshake.port}" unless @handshake.default_port? keys << ['Host', host] keys += super keys << ['Sec-WebSocket-Origin', @handshake.origin] if @handshake.origin keys << ['Sec-WebSocket-Version', @handshake.version] keys << ['Sec-WebSocket-Key', key] keys << ['Sec-WebSocket-Protocol', @handshake.protocols.join(', ')] if @handshake.protocols.any? keys end
@see WebSocket::Handshake::Handler::Base#handshake_keys
Calls superclass method
WebSocket::Handshake::Handler::Client#handshake_keys
Source
# File lib/websocket/handshake/handler/client04.rb, line 35 def key @key ||= [(1..16).map { rand(255).chr } * ''].pack('m').strip end
Sec-WebSocket-Key value @return [String] key
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# File lib/websocket/handshake/handler/client04.rb, line 56 def provided_protocols @handshake.headers['sec-websocket-protocol'].to_s.split(/ *, */) end
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# File lib/websocket/handshake/handler/client04.rb, line 52 def supported_protocols @handshake.protocols end
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# File lib/websocket/handshake/handler/client04.rb, line 47 def verify_accept raise WebSocket::Error::Handshake::InvalidAuthentication unless @handshake.headers['sec-websocket-accept'] == accept true end
Verify if received header Sec-WebSocket-Accept matches generated one. @return [Boolean] True if accept is matching. False otherwise(appropriate error is set)