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# File 'lib/em-websocket/handshake76.rb', line 6
def handshake
challenge_response = solve_challenge(
request['sec-websocket-key1'],
request['sec-websocket-key2'],
request['third-key']
)
location = "#{request['host'].scheme}://#{request['host'].host}"
location << ":#{request['host'].port}" if request['host'].port
location << request['path']
upgrade = "HTTP/1.1 101 WebSocket Protocol Handshake\r\n"
upgrade << "Upgrade: WebSocket\r\n"
upgrade << "Connection: Upgrade\r\n"
upgrade << "Sec-WebSocket-Location: #{location}\r\n"
upgrade << "Sec-WebSocket-Origin: #{request['origin']}\r\n"
if protocol = request['sec-websocket-protocol']
validate_protocol!(protocol)
upgrade << "Sec-WebSocket-Protocol: #{protocol}\r\n"
end
upgrade << "\r\n"
upgrade << challenge_response
debug [:upgrade_headers, upgrade]
return upgrade
end
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