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| patreon: kueblc | ||
| custom: ['https://paypal.me/kueblc', 'https://www.buymeacoffee.com/kueblc'] |
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| #!/bin/bash | ||
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| # Source config | ||
| . ../config.txt | ||
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| check_eula () { | ||
| if [ ! -f eula_accepted ]; then | ||
| echo "======================================================" | ||
| echo "${bold}TUYA-CONVERT${normal}" | ||
| echo | ||
| echo "https://github.com/ct-Open-Source/tuya-convert" | ||
| echo "TUYA-CONVERT was developed by Michael Steigerwald from the IT security company VTRUST (https://www.vtrust.de/) in collaboration with the techjournalists Merlin Schumacher, Pina Merkert, Andrijan Moecker and Jan Mahn at c't Magazine. (https://www.ct.de/)" | ||
| echo | ||
| echo | ||
| echo "======================================================" | ||
| echo "${bold}PLEASE READ THIS CAREFULLY!${normal}" | ||
| echo "======================================================" | ||
| echo "TUYA-CONVERT creates a fake update server environment for ESP8266/85 based tuya devices. It enables you to backup your devices firmware and upload an alternative one (e.g. ESPEasy, Tasmota, Espurna) without the need to open the device and solder a serial connection (OTA, Over-the-air)." | ||
| echo "Please make sure that you understand the consequences of flashing an alternative firmware, since you might lose functionality!" | ||
| echo | ||
| echo "Flashing an alternative firmware can cause unexpected device behavior and/or render the device unusable. Be aware that you do use this software at YOUR OWN RISK! Please acknowledge that VTRUST and c't Magazine (or Heise Medien GmbH & Co. KG) CAN NOT be held accountable for ANY DAMAGE or LOSS OF FUNCTIONALITY by typing ${bold}yes + Enter${normal}" | ||
| echo | ||
| read | ||
| if [ "$REPLY" != "yes" ]; then | ||
| exit | ||
| fi | ||
| touch eula_accepted | ||
| fi | ||
| } | ||
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| check_config () { | ||
| if ! iw list | grep -q "* AP"; then | ||
| echo "AP mode not supported!" | ||
| echo "Please attach a WiFi card that supports AP mode." | ||
| exit 1 | ||
| fi | ||
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| echo -n "Checking for network interface $WLAN... " | ||
| if [ -e /sys/class/net/$WLAN ]; then | ||
| echo "Found." | ||
| else | ||
| echo "Not found!" | ||
| echo -n "Please edit WLAN in config.txt to one of: " | ||
| ls -m /sys/class/net | ||
| exit 1 | ||
| fi | ||
| } | ||
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| check_port () { | ||
| protocol="$1" | ||
| port="$2" | ||
| reason="$3" | ||
| echo -n "Checking ${protocol^^} port $port... " | ||
| process_pid=$(sudo ss -Hlnp -A "$protocol" "sport = :$port" | grep -Po "(?<=pid=)(\d+)" | head -n1) | ||
| if [ -n "$process_pid" ]; then | ||
| process_name=$(ps -p "$process_pid" -o comm=) | ||
| echo "Occupied by $process_name with PID $process_pid." | ||
| echo "Port $port is needed to $reason" | ||
| read -p "Do you wish to terminate $process_name? [y/N] " -n 1 -r | ||
| echo | ||
| if [[ ! $REPLY =~ ^[Yy]$ ]]; then | ||
| echo "Aborting due to occupied port" | ||
| exit 1 | ||
| else | ||
| service=$(ps -p "$process_pid" -o unit= | grep .service | grep -Ev ^user) | ||
| if [ -n "$service" ]; then | ||
| echo "Attempting to stop $service" | ||
| sudo systemctl stop "$service" | ||
| else | ||
| echo "Attempting to terminate $process_name" | ||
| sudo kill "$process_pid" | ||
| if ! sudo timeout 10 tail --pid="$process_pid" -f /dev/null; then | ||
| echo "$process_name is still running after 10 seconds, sending SIGKILL" | ||
| sudo kill -9 "$process_pid" | ||
| sudo tail --pid="$process_pid" -f /dev/null | ||
| fi | ||
| fi | ||
| sleep 1 | ||
| fi | ||
| else | ||
| echo "Available." | ||
| fi | ||
| } | ||
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| check_eula | ||
| check_config | ||
| check_port udp 53 "resolve DNS queries" | ||
| check_port udp 67 "offer DHCP leases" | ||
| check_port tcp 80 "answer HTTP requests" | ||
| check_port tcp 443 "answer HTTPS requests" | ||
| check_port udp 6666 "detect unencrypted Tuya firmware" | ||
| check_port udp 6667 "detect encrypted Tuya firmware" | ||
| check_port tcp 1883 "run MQTT" | ||
| check_port tcp 8886 "run MQTTS" | ||
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