#!/bin/sh

# SPDX-License-Identifier: GPL-2.0-or-later
# Copyright (C) 2009-2014 Stephan Raue (stephan@openelec.tv)

# create logfile

DATE=`date -u +%Y-%m-%d-%H.%M.%S`
BASEDIR="/tmp"
LOGDIR="log-$DATE"
RELEASE="`cat /etc/release`"
GIT="`cat /etc/issue | grep git`"

getlog_cmd() {
  if command -v $1 >/dev/null; then
    echo "################################################################################" >> $BASEDIR/$LOGDIR/$LOGFILE
    echo "# ... output of $@" >> $BASEDIR/$LOGDIR/$LOGFILE
    echo "# Lakka release: $RELEASE" >> $BASEDIR/$LOGDIR/$LOGFILE
    echo "# $GIT" >> $BASEDIR/$LOGDIR/$LOGFILE
    echo "################################################################################" >> $BASEDIR/$LOGDIR/$LOGFILE
    $@ >> $BASEDIR/$LOGDIR/$LOGFILE 2>&1
    echo "" >> $BASEDIR/$LOGDIR/$LOGFILE
  fi
}

get_governor_details() {
  (
    cat_all_files /sys/devices/system/cpu
    cat_all_files /sys/devices/system/cpu/cpufreq
    for cpun in /sys/devices/system/cpu/cpu[0-9]*; do
      cat_all_files ${cpun}/cpufreq
    done
  )
}

cat_all_files() {
  local adir=$1
  local afile var

  [ -d ${adir} ] || return 0

  echo "${adir}"

  cd ${adir}
  for afile in $(find . -maxdepth 1 -print | sort); do
    afile=${afile:2}
    if [ -n "${afile}" ]; then
      if [ -d ${afile} ]; then
        var="<dir>"
      else
        var="$(cat ${afile} 2>/dev/null)"
      fi
      [ -n "${var}" ] && printf "    %-30s : %s\n" "${afile}" "${var}"
    fi
  done
}

rm -rf $BASEDIR/$LOGDIR
mkdir -p $BASEDIR/$LOGDIR

# RetroArch.log
  LOGFILE="01_RetroArch.log"
  echo "The retroarch.service will be stopped and separate RetroArch process will be started to acquire log. Perform actions that lead to the bug/issue. In case the issue does not end with a segmentation fault / RetroArch crashing, exit RetroArch via 'Restart RetroArch'."
  read -p "Press ENTER to continue..."
  systemctl stop retroarch.service
  export LIBGL_DEBUG=verbose
  getlog_cmd retroarch -v

# System.log
  LOGFILE="02_System.log"
  getlog_cmd dmesg
  getlog_cmd lsmod
  getlog_cmd ps xa
  for i in /storage/.config/hwdb.d/*.hwdb \
      /storage/.config/modprobe.d/*.conf \
      /storage/.config/modules-load.d/*.conf \
      /storage/.config/sleep.d/*.power \
      /storage/.config/sysctl.d/*.conf \
      /storage/.config/udev.rules.d/.rules \
  ; do
    if [ -f "$i" ] ; then
      getlog_cmd cat $i
    fi
  done
  if [ -f "/storage/.config/autostart.sh" ] ; then
    getlog_cmd cat /storage/.config/autostart.sh
  fi
  if [ -f "/storage/.config/shutdown.sh" ] ; then
    getlog_cmd cat /storage/.config/shutdown.sh
  fi
  getlog_cmd ls -laR /storage/.config/system.d
  # note: we dont add .mount units here as they may contan
  # login credentials
  for i in /storage/.config/system.d/*.service ; do
    if [ -f "$i" -a ! -L "$i" ] ; then
      getlog_cmd cat $i
    fi
  done

# Hardware.log
  LOGFILE="03_Hardware.log"
  getlog_cmd lspci -vvvvnn
  getlog_cmd lsusb -vvv
  getlog_cmd lsusb -t
  getlog_cmd cat /proc/cpuinfo
  getlog_cmd get_governor_details
  getlog_cmd cat /proc/meminfo

# Audio.log
  LOGFILE="04_Audio.log"
  getlog_cmd aplay -l
  getlog_cmd aplay -L
  getlog_cmd amixer

# Network.log
  LOGFILE="05_Network.log"
  getlog_cmd ifconfig -a
  getlog_cmd netstat -rn
  getlog_cmd netstat -nalp
  getlog_cmd connmanctl services
  getlog_cmd cat /etc/resolv.conf

# varlog.log
  LOGFILE="06_varlog.log"
  for i in `find /var/log -type f`; do
    getlog_cmd cat $i
  done

# Input.log
  LOGFILE="07_input.log"
  getlog_cmd cat /proc/bus/input/devices
  # make RPi users happy
  if [ -e /proc/acpi/wakeup ] ; then
    getlog_cmd cat /proc/acpi/wakeup
  fi

# Filesystem.log
  LOGFILE="08_Filesystem.log"
  getlog_cmd cat /proc/mounts
  getlog_cmd df -h
  getlog_cmd blkid

# Journal (current)
  LOGFILE="09_Journal-cur.log"
  getlog_cmd journalctl --no-pager -b -0

# Journal (prev)
  LOGFILE="10_Journal-prev.log"
  getlog_cmd journalctl --no-pager -b -1

# pack logfiles
  mkdir -p /storage/logfiles
  zip -jq /storage/logfiles/log-$DATE.zip $BASEDIR/$LOGDIR/*

# remove logdir
  rm -rf $BASEDIR/$LOGDIR

# upload / move to /flash
  echo "Archive with logs 'log-$DATE.zip' was created and stored in the samba share 'Logs' (/storage/logfiles)."
  echo "  1) Leave the archive only in the samba share (requires working access to the Lakka shared folders)"
  echo "  2) Copy the archive to the FAT32 partition (requires a computer where you can read your SD/USB)"
  echo "  3) Upload the archive to https://transfer.sh (requires working internet connection on the Lakka device)"
  echo ""
  while true ; do
    read -rsn1 -p "Your choice? (1-3) " choice
    if [ $choice -eq 1 -o $choice -eq 2 -o $choice -eq 3 ]; then
      break
    else
      echo "Invalid choice: $choice"
    fi
  done
  case $choice in
    1)
      echo "The archive is prepared in the 'Logs' share."
      break
      ;;
    2)
      echo "Remounting /flash (FAT32) partition for write access..."
      mount -o remount,rw /flash
      echo "Copying archive to /flash partition..."
      cp /storage/logfiles/log-$DATE.zip /flash
      echo "Remounting /flash (FAT32) partition for read-only access..."
      mount -o remount,ro /flash
      echo "The archive was copied to the root of the FAT32 partition."
      break
      ;;
    3)
      echo "Uploading archive to https://transfer.sh:"
      curl --upload-file /storage/logfiles/log-$DATE.zip https://transfer.sh/log-$DATE.zip
      echo "  <- provide this URL in your bug/issue report."
      break
      ;;
  esac
  echo ""
  echo "Finished. You may now start RetroArch (systemctl start retroarch.service) or poweroff / reboot your Lakka device."