Simple bash script to switch connected Android phone to wi-fi adb mode and optionally forward port from computer to phone

connect.sh

#!/bin/bash

if ! command -v adb &> /dev/null
then
    echo "adb is not globally installed, using android sdk version"
    #you can just set your path to android platform tools
    export PATH="$PATH:~/Android/Sdk/platform-tools"
fi

adb disconnect
adb usb
sleep 1

echo "Wait for USB device..."
adb wait-for-usb-device
adb devices

IP=$(adb shell ip route | cut -d' ' -f9)
echo "IP: $IP"

echo "Switch to tcpip"
adb tcpip 5555

echo "Connecting..."
while true; do
  res=$(adb connect $IP | cut -d' ' -f1)
  [[ "$res" == "connected" ]] && break
  sleep 1
done
echo "Connected!"

PORT=$1
if [ -n "$PORT" ]
then
  echo "Forward port $PORT"
  sleep 2
  adb -e reverse tcp:$PORT tcp:$PORT
fi