alert-step1-start.sh

python3 alert-step1-server.py

alert-step2-ngrok.sh

cd ~
wget https://bin.equinox.io/c/4VmDzA7iaHb/ngrok-stable-linux-arm.tgz
tar -xvzf ngrok-stable-linux-arm.tgz

alert-step3-install-libcoap.sh

sudo apt-get install build-essential autoconf automake libtool git -y
git clone --recursive https://github.com/obgm/libcoap.git
cd libcoap
git checkout dtls
git submodule update --init --recursive
./autogen.sh
./configure --disable-documentation --disable-shared
make
sudo make install

alert-step3-onoff.sh

# off
coap-client -m put -u "TOLLERASP0" -k "{presharedkey}" -e '{ "3311": [{ "5850": 0 }] }' "coaps://192.168.0.120:5684/15001/65537"
# on
coap-client -m put -u "TOLLERASP0" -k "{presharedkey}" -e '{ "3311": [{ "5850": 1 }] }' "coaps://192.168.0.120:5684/15001/65537"

alert-step3-preshared-key.sh

# -k = Security Code, that you can find on the back of the gateway
# 9090: xxx, your new client identity, you decide, in my case TOLLERASP0
# coaps: the ip address is the one of your gateway
coap-client -m post -u "Client_identity" -k "OHsfKxV0UaJu81" -e '{"9090":"TOLLERASP0"}' "coaps://192.168.0.120:5684/15011/9063"

alert-tips-ngrok-eu.sh

# -region eu
# >/dev/null & for running in the background
~/ngrok http 192.168.0.193:8000 -region eu > /dev/null &

alert-tips-web-inspect.sh

# ip address of your raspberry pi
echo "web_addr: 192.168.0.193:4040" >> ~/.ngrok2/ngrok.yml

tradfri-step1-server.py

from http.server import BaseHTTPRequestHandler, HTTPServer
host_name = '192.168.0.193'  
host_port = 8000

class MyServer(BaseHTTPRequestHandler):
    def do_HEAD(self):
        self.send_response(200)
        self.send_header('Content-Type', 'text/html')
        self.end_headers()
    def do_GET(self):
        self.do_HEAD()
        self.wfile.write("hej".encode("utf-8"))

if __name__ == '__main__':
    http_server = HTTPServer((host_name, host_port), MyServer)
    print("Server Starts - %s:%s" % (host_name, host_port))

    try:
        http_server.serve_forever()
    except KeyboardInterrupt:
        http_server.server_close()