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# File 'lib/cgminer_api_client/socket_with_timeout.rb', line 3
def open_socket(host, port, timeout)
addr = Socket.getaddrinfo(host, nil)
sockaddr = Socket.pack_sockaddr_in(port, addr[0][3])
Socket.new(Socket.const_get(addr[0][0]), Socket::SOCK_STREAM, 0).tap do |socket|
socket.setsockopt(Socket::IPPROTO_TCP, Socket::TCP_NODELAY, 1)
begin
socket.connect_nonblock(sockaddr)
rescue IO::WaitWritable
if IO.select(nil, [socket], nil, timeout)
begin
socket.connect_nonblock(sockaddr)
rescue Errno::EISCONN
rescue
socket.close
raise
end
else
socket.close
raise "Connection timeout"
end
end
end
end
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