5glog.sh

#!/usr/bin/env bash
# Copyright: @indianets
# Usage : ./5glog.sh
# Output: output.csv

# Check for adb device
if [ ! "$(adb devices | tail -n+2 | grep device)" ]; then
  echo "Connect a device to adb"
  exit 1
fi

# Get connection info and process
test -e radio-dump.old || touch radio-dump.old
adb logcat -b radio -d | grep 'CellSignalStrengthNr' | grep 'processCellInfo' >radio-dump
newlines="$(comm -13 radio-dump.old radio-dump)"
test -z "$newlines" && exit 0

# Process new log lines to output
test -e output.csv || echo "DATE,TIME,ARFCN,BAND,MCC,MNC,-,TAC,PCI,-,RSRP,RSRQ,SiNR" >output.csv

lastline="$(tail -1 radio-dump.old)"
echo "$newlines" | while read -r line; do
  if [ "$(echo $lastline | cut -d' ' -f 13-)" = "$(echo $line | cut -d' ' -f 13-)" ]; then
    echo "Ignoring unchanged values.."
  else
    echo "Parsing unique values.."
    xdate="$(echo $line | cut -d' ' -f1)"
    xtime="$(echo $line | cut -d' ' -f2 | cut -d'.' -f1)"
    pci="$(echo $line | sed -n -E 's/^.* mPci = (\S*) .*/\1/p')"
    tac="$(echo $line | sed -n -E 's/^.* mTac = (\S*) .*/\1/p')"
    arfcn="$(echo $line | sed -n -E 's/^.* mNrArfcn = (\S*) .*/\1/p')"
    band="$(echo $line | sed -n -E 's/^.* mBands = (\S*) .*/\1/p')"
    mcc="$(echo $line | sed -n -E 's/^.* mMcc = (\S*) .*/\1/p')"
    mnc="$(echo $line | sed -n -E 's/^.* mMnc = (\S*) .*/\1/p')"
    rsrp="$(echo $line | sed -n -E 's/^.* ssRsrp = (\S*) .*/\1/p')"
    rsrq="$(echo $line | sed -n -E 's/^.* ssRsrq = (\S*) .*/\1/p')"
    sinr="$(echo $line | sed -n -E 's/^.* ssSinr = (\S*) .*/\1/p')"
    echo "$xdate,$xtime,$arfcn,$band,$mcc,$mnc,,$tac,$pci,,$rsrp,$rsrq,$sinr" | tee -a output.csv
  fi
  lastline="$line"
done

# Make dumps ready for next run
mv -f radio-dump radio-dump.old
echo "Done!"