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#!/bin/bash
SERVER_KEY=258EAFA5-E914-47DA-95CA-C5AB0DC85B11
while read line; do
LINE=$(echo $line | tr -d '\r')
case $LINE in
Sec-WebSocket-Key:*)
CLIENT_KEY="${LINE:19}"
export WS_ACCEPT=$( echo -n $CLIENT_KEY$SERVER_KEY | sha1sum | xxd -r -p | base64 )
;;
"") break ;;
esac
done
cat watch/web_socket_server.reply | sed 's/$'"/`echo \\\r`/" | envsubst '$WS_ACCEPT'
tail -n 0 -F /tmp/send_signal 2> /dev/null
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