Beiträge von lewsut

#!/bin/sh
#
#
# @version   1.1.1 DD-WRT.03
# @license   http://www.gnu.org/licenses/gpl.html GPL Version 3
# @author    Markus <www.och-group.de>
# @copyright Copyright (c) 2013 Markus
#
#
#    This program is free software: you can redistribute it and/or modify
#    it under the terms of the GNU General Public License as published by
#    the Free Software Foundation, either version 3 of the License, or
#    (at your option) any later version.
#
#    This program is distributed in the hope that it will be useful,
#    but WITHOUT ANY WARRANTY; without even the implied warranty of
#    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#    GNU General Public License for more details.
#
#    You should have received a copy of the GNU General Public License
#    along with this program.  If not, see <http://www.gnu.org/licenses/>.




# The MAC adress of the Computer to wake up
WAKEUPMAC=00:11:22:33:44:55
# Only wakeup when one of these IPs are online (define a range: 1..20)
AWAKE="50 55 60 61 65 100..150"
# Resolve these hostnames (separated by space) and add them to AWAKE (only works for ARPMODE=1)
AWAKENAMES="xbmc-TV"


# --------------- FOR ADVANCED USERS ONLY !!! -----------------------------------------------------
# DEBUG MODE 0=off=no echos
DEBUG=0
# Only wake if the following command returns a value greater than 0 (for me its my Home Automation with Micasaverde MIOS on a vera2: http://wiki.micasaverde.com/index.php/Luup_Requests )
# If you dont need that, use the following line
WAKEUPCASE=1
# WAKEUPCASE=$(wget -qO- http://192.168.111.99:3480/data_request?id=status\&DeviceNum=17\&output_format=xml | less | grep "service=\"urn:upnp-org:serviceId:VSwitch1\" variable=\"Status\" value=" | awk '{split ($0,A,"\""); print A[8]}') 
# Check with "arp -a" (on Tomato Router p. ex.) or by ping=0 (slower)
ARPMODE=1
# Interface to be used for WOL
ETH=br0
# Path to tool to wakeup (may vary on distributions, here Tomato)
WOL=/usr/sbin/wol
# Pause after each check (ping or arp)
PAUSING=1s
# Pause after WOL packet has been sent
WAITAFTERWAKEUP=300s
# Log to FILE or STDout=""
LOGTO="/var/log/messages"
# --------------- DONT CHANGE UNLESS YOU KNOW WHAT YOU ARE DOING !!! ------------------------------
# Now Find The Broadcast Address of the current configuration
BCAST=`ifconfig $ETH | awk '/Bcast/ {split ($3,A,":"); print A[2]}'`
  if [ -z "$BCAST" ]; then
    [ $DEBUG -gt 0 ] && echo "Unable to Determine Broadcast Address for Interface $ETH" >> $LOGTO
  fi
# Find Netmask/Network without trailing "0"
IPMASK=`echo $BCAST | awk '{split ($1,A,"."); print A[1]"."A[2]"."A[3]"."}'`


# Add Names to AWAKE for ARPMode
if [ $ARPMODE -gt 0 ];then
    AWAKE="$AWAKE $AWAKENAMES"
fi


# Translate range (1..20) to single ips)
for item in ${AWAKE//\\n/ };do
    [ $(echo "$item" | grep -c "\.\.") -lt 1 ] && continue
    [ $DEBUG -gt 0 ] && echo "Found IP Range \"$item\"" >> $LOGTO
    COUNTER=`echo "$item"| awk '{split ($0,A,"."); print A[1]}'`
    while [  $COUNTER -le $(echo "$item"| awk '{split ($0,A,"."); print A[3]}') ]; do
        [ $DEBUG -gt 0 ] && echo "Adding sequence/range IP: \"$COUNTER\"" >> $LOGTO
        AWAKE="$AWAKE $COUNTER"
        let COUNTER=COUNTER+1 
    done
done
[ $DEBUG -gt 0 ] && echo "Wake up when these IPs (netmask: $IPMASK) are pingable: $AWAKE" >> $LOGTO


# MAIN SCRIPT SEARCHING FOR ACTIVE IPs
while sleep $PAUSING;do
    # Check each item of awake
    for item in ${AWAKE//\\n/ };do
      # If its a Range - ignore it
      [ $(echo "$item" | grep -c "\.\.") -gt 0 ] && continue
      if [ $ARPMODE -gt 0 ];then
          # If item is not a number - try to resolve hostname
          if ! [ "$item" -eq "$item" ] 2>/dev/null; then
              [ $DEBUG -gt 0 ] && echo "ARP check for hostname \"$item\"" >> $LOGTO
              if [ $(arp -i $ETH -a | grep -c "$item ") -gt 0 ];then 
                  item=`arp -i $ETH -a | grep "$item " | awk '{split ($0,A," "); print A[2]}' | cut -d '(' -f2 | cut -d ')' -f1 | awk '{split ($1,A,"."); print A[4]}'`
                  [ $DEBUG -gt 0 ] && echo "---> Resolved IP \"$IPMASK$item\" to hostname" >> $LOGTO
              else
                  # If hostname was not found
                  [ $DEBUG -gt 0 ] && echo "---> \"$item\" no ARP entry" >> $LOGTO
                  continue
              fi
          fi
      fi
      # Check if IP is active  
      item=$IPMASK$item
      if [ $ARPMODE -gt 0 ];then
          [ $DEBUG -gt 0 ] && echo "Check ARP entry for IP \"$item\":" >> $LOGTO
          if [ $(arp -i $ETH -a | grep -c "($item)") -lt 1 ];then
              [ $DEBUG -gt 0 ] && echo "---> \"$item\" no ARP entry" >> $LOGTO
          else
              [ $DEBUG -gt 0 ] && echo "---> Sending WOL to \"$WAKEUPMAC\" on \"$ETH\"" >> $LOGTO
              # only wake up if wakeupcase is greater than 0
              [ $WAKEUPCASE -gt 0 ] && $WOL -i $BCAST $WAKEUPMAC
              sleep $WAITAFTERWAKEUP
              break # Skip the rest of the loop and return to pausing
          fi
      else
          [ $DEBUG -gt 0 ] && echo "Ping for IP \"$item\":" >> $LOGTO
          # Cycle all ips that may trigger wakeup if they are pingable
          if [ $(ping -c1 $item|grep -c " 0% packet loss") -lt 1 ];then
               [ $DEBUG -gt 0 ] && echo "---> \"$item\" OFFline" >> $LOGTO
          else
              [ $DEBUG -gt 0 ] && echo "---> Sending WOL to \"$WAKEUPMAC\" on \"$ETH\"" >> $LOGTO
              # only wake up if wakeupcase is greater than 0
              [ $WAKEUPCASE -gt 0 ] && $WOL -i $BCAST $WAKEUPMAC
              sleep $WAITAFTERWAKEUP
              break # Skip the rest of the loop and return to pausing
          fi
      fi
    done
done

#!/bin/sh
#
#
# @version   1.1.1 DD-WRT
# @license   http://www.gnu.org/licenses/gpl.html GPL Version 3
# @author    Markus <www.och-group.de>
# @copyright Copyright (c) 2013 Markus
#
#
#    This program is free software: you can redistribute it and/or modify
#    it under the terms of the GNU General Public License as published by
#    the Free Software Foundation, either version 3 of the License, or
#    (at your option) any later version.
#
#    This program is distributed in the hope that it will be useful,
#    but WITHOUT ANY WARRANTY; without even the implied warranty of
#    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#    GNU General Public License for more details.
#
#    You should have received a copy of the GNU General Public License
#    along with this program.  If not, see <http://www.gnu.org/licenses/>.




# The MAC adress of the Computer to wake up
WAKEUPMAC=64:70:02:0E:4E:EB 
# Only wakeup when one of these IPs are online (define a range: 1..20)
AWAKE="50 55 60 61 65 100..120"
# Resolve these hostnames (separated by space) and add them to AWAKE (only works for ARPMODE=1)
AWAKENAMES="xbmc-tv"


# --------------- FOR ADVANCED USERS ONLY !!! -----------------------------------------------------
# DEBUG MODE 0=off=no echos
DEBUG=0
# Only wake if the following command returns a value greater than 0 (for me its my Home Automation with Micasaverde MIOS on a vera2: http://wiki.micasaverde.com/index.php/Luup_Requests )
# If you dont need that, use the following line
WAKEUPCASE=1
# WAKEUPCASE=$(wget -qO- http://192.168.111.99:3480/data_request?id=status\&DeviceNum=17\&output_format=xml | less | grep "service=\"urn:upnp-org:serviceId:VSwitch1\" variable=\"Status\" value=" | awk '{split ($0,A,"\""); print A[8]}') 
# Check with "arp -a" (on Tomato Router p. ex.) or by ping=0 (slower)
ARPMODE=1
# Interface to be used for WOL
ETH=br0
# DD-WRT Brodcast (Change to suite your range)
WRT=192.168.1.255
# Path to tool to wakeup (may vary on distributions, here Tomato)
WOL=/usr/sbin/wol
# Pause after each check (ping or arp)
PAUSING=1s
# Pause after WOL packet has been sent
WAITAFTERWAKEUP=300s
# Log to FILE or STDout=""
LOGTO="/var/log/messages"
# LOGTO=""
# --------------- DONT CHANGE UNLESS YOU KNOW WHAT YOU ARE DOING !!! ------------------------------
# Now Find The Broadcast Address of the current configuration
BCAST=`ifconfig $ETH | awk '/Bcast/ {split ($3,A,":"); print A[2]}'`
  if [ -z "$BCAST" ]; then
    [ $DEBUG -gt 0 ] && echo "Unable to Determine Broadcast Address for Interface $ETH" >> $LOGTO
  fi
# Find Netmask/Network without trailing "0"
IPMASK=`echo $BCAST | awk '{split ($1,A,"."); print A[1]"."A[2]"."A[3]"."}'`


# Add Names to AWAKE for ARPMode
if [ $ARPMODE -gt 0 ];then
    AWAKE="$AWAKE $AWAKENAMES"
fi


# Translate range (1..20) to single ips)
for item in ${AWAKE//\\n/ };do
    [ $(echo "$item" | grep -c "\.\.") -lt 1 ] && continue
    [ $DEBUG -gt 0 ] && echo "Found IP Range \"$item\"" >> $LOGTO
    COUNTER=`echo "$item"| awk '{split ($0,A,"."); print A[1]}'`
    while [  $COUNTER -le $(echo "$item"| awk '{split ($0,A,"."); print A[3]}') ]; do
        [ $DEBUG -gt 0 ] && echo "Adding sequence/range IP: \"$COUNTER\"" >> $LOGTO
        AWAKE="$AWAKE $COUNTER"
        let COUNTER=COUNTER+1 
    done
done
[ $DEBUG -gt 0 ] && echo "Wake up when these IPs (netmask: $IPMASK) are pingable: $AWAKE" >> $LOGTO


# MAIN SCRIPT SEARCHING FOR ACTIVE IPs
while sleep $PAUSING;do
    # Check each item of awake
    for item in ${AWAKE//\\n/ };do
      # If its a Range - ignore it
      [ $(echo "$item" | grep -c "\.\.") -gt 0 ] && continue
      if [ $ARPMODE -gt 0 ];then
          # If item is not a number - try to resolve hostname
          if ! [ "$item" -eq "$item" ] 2>/dev/null; then
              [ $DEBUG -gt 0 ] && echo "ARP check for hostname \"$item\"" >> $LOGTO
              if [ $(arp -i $ETH -a | grep -c "$item ") -gt 0 ];then 
                  item=`arp -i $ETH -a | grep "$item " | awk '{split ($0,A," "); print A[2]}' | cut -d '(' -f2 | cut -d ')' -f1 | awk '{split ($1,A,"."); print A[4]}'`
                  [ $DEBUG -gt 0 ] && echo "---> Resolved IP \"$IPMASK$item\" to hostname" >> $LOGTO
              else
                  # If hostname was not found
                  [ $DEBUG -gt 0 ] && echo "---> \"$item\" no ARP entry" >> $LOGTO
                  continue
              fi
          fi
      fi
      # Check if IP is active  
      item=$IPMASK$item
      if [ $ARPMODE -gt 0 ];then
          [ $DEBUG -gt 0 ] && echo "Check ARP entry for IP \"$item\":" >> $LOGTO
          if [ $(arp -i $ETH -a | grep -c "($item)") -lt 1 ];then
              [ $DEBUG -gt 0 ] && echo "---> \"$item\" no ARP entry" >> $LOGTO
          else
              [ $DEBUG -gt 0 ] && echo "---> Sending WOL to \"$WAKEUPMAC\" on \"$ETH\"" >> $LOGTO
              # only wake up if wakeupcase is greater than 0
              [ $WAKEUPCASE -gt 0 ] && $WOL -i $WRT $WAKEUPMAC
              sleep $WAITAFTERWAKEUP
              break # Skip the rest of the loop and return to pausing
          fi
      else
          [ $DEBUG -gt 0 ] && echo "Ping for IP \"$item\":" >> $LOGTO
          # Cycle all ips that may trigger wakeup if they are pingable
          if [ $(ping -c1 $item|grep -c " 0% packet loss") -lt 1 ];then
               [ $DEBUG -gt 0 ] && echo "---> \"$item\" OFFline" >> $LOGTO
          else
              [ $DEBUG -gt 0 ] && echo "---> Sending WOL to \"$WAKEUPMAC\" on \"$ETH\"" >> $LOGTO
              # only wake up if wakeupcase is greater than 0
              [ $WAKEUPCASE -gt 0 ] && $WOL -i $WRT $WAKEUPMAC
              sleep $WAITAFTERWAKEUP
              break # Skip the rest of the loop and return to pausing
          fi
      fi
    done
done