#!/bin/sh

loggerName=1-before-Upload.sh
RamDiskDir=/mnt/data/fw
SetError="dbus-send --system --print-reply --dest=com.rexroth.akku.SysService /SysObj com.rexroth.akku.SysInterface.freporterror string:"dummy" string:"3243" string:"""
RdyFlagSet="dbus-send --system --print-reply --dest=com.rexroth.akku.SysService /SysObj com.rexroth.akku.SysInterface.frdyflagset int32:7"
RdyFlagResetSet="dbus-send --system --print-reply --dest=com.rexroth.akku.SysService /SysObj com.rexroth.akku.SysInterface.frdyflagreset int32:7"

logger -s -t $loggerName "START FIRMWARE UPDATE"

# Arbeitsspeicher freischaufeln
sync
sync
sync
echo 3 > /proc/sys/vm/drop_caches 

# Genug freigeschaufelt ?
#########################
FreeRam=`free | grep Mem: | awk '{print $4}'`

if [ $FreeRam -lt 85000 ]; then
    logger -s -t $loggerName "Error: Ram zu klein <$FreeRam>"
    $SetError    
    exit 1
fi

mount | grep 'ramfs on /mnt/data/fw' &> /dev/null

if [ "$?" -ne "0" ]; then
  # Ram Disk anlegen
  mkdir $RamDiskDir
  mount -t ramfs ramfs $RamDiskDir
  if [ "$?" -lt "0" ]; then
    logger -s -t $loggerName "Error: Anlegen der Ramdisk"
    $SetError    
    exit 1
  fi
fi

# Ready weggnehmen
##################
$RdyFlagResetSet
dbus-send --system --print-reply --dest=com.rexroth.akku.GUIService /GUI com.rexroth.akku.gui.fpopupString string:"FW Update" string:"Upload Image" int32:2 int32:0
exit 0