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Added error handling / cleanup

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This commit is contained in:
Andy Piper 2013-09-01 13:58:56 +01:00
parent f19e722f4d
commit 211ad3361a
1 changed files with 37 additions and 17 deletions
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54
relaymyhome
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@ -1,17 +1,17 @@
# The MIT License (MIT) # The MIT License (MIT)
# #
# Copyright (c) 2013 Rob Zimmerman # Copyright (c) 2013 Rob Zimmerman
# #
# Permission is hereby granted, free of charge, to any person obtaining a copy # Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal # of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights # in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell # to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is # copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions: # furnished to do so, subject to the following conditions:
# #
# The above copyright notice and this permission notice shall be included in # The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software. # all copies or substantial portions of the Software.
# #
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
@ -31,22 +31,44 @@ wservice=`/usr/sbin/networksetup -listallnetworkservices | grep -Ei '(wi-fi|airp
wifi=$(networksetup -listallhardwareports | awk "/$wservice/,/Ethernet/"' getline { print $2 }') wifi=$(networksetup -listallhardwareports | awk "/$wservice/,/Ethernet/"' getline { print $2 }')
WirelessMAC=$(networksetup -getmacaddress $wifi | awk '{print $3}') WirelessMAC=$(networksetup -getmacaddress $wifi | awk '{print $3}')
echo "Original MAC address is: $WirelessMAC"
cleanup()
{
sudo ifconfig $wifi lladdr $WirelessMAC
networksetup -setairportpower $wifi off
networksetup -setairportpower $wifi on
echo "Cycling of Relays has completed, MAC address reverted.\n"
}
ctrl_c()
{
# user quit midway through, so we should revert
# the MAC address by calling our cleanup function
echo "*** Interrupted ***"
cleanup
exit $?
}
# trap keyboard interrupt (control-c) or unexpected quit
trap ctrl_c SIGINT SIGTERM
if [ $1 == "full" ] if [ $1 == "full" ]
then then
# Generate a full list of 160 MAC's when "full" mode is specified # Generate a full list of 160 MACs when "full" mode is specified
# To use full mode: ./relaymyhome full # To use full mode: ./relaymyhome full
# Check the repo at github for more information. # Check the repo at github for more information.
echo "Full Mode enabled. Randomly seeding from full list of addresses." echo "Full Mode enabled. Randomly seeding from full list of addresses."
# Set the base MAC address # Set the base MAC address
baseAddr="4E:53:50:4F:4F:" baseAddr="4E:53:50:4F:4F:"
# Legal characters for MAC (Limited range for first digit) # Legal characters for MAC (Limited range for first digit)
CharsA=("0" "1" "2" "3" "4" "5" "6" "7" "8" "9") CharsA=("0" "1" "2" "3" "4" "5" "6" "7" "8" "9")
CharsB=("0" "1" "2" "3" "4" "5" "6" "7" "8" "9" "A" "B" "C" "D" "E" "F") CharsB=("0" "1" "2" "3" "4" "5" "6" "7" "8" "9" "A" "B" "C" "D" "E" "F")
# Create the addresses programatically # Create the addresses programmatically
count=0 count=0
for i in "${CharsA[@]}" for i in "${CharsA[@]}"
do do
@ -67,10 +89,10 @@ then
echo "Spoofing $wifi to $selectedAddr for 60 seconds" echo "Spoofing $wifi to $selectedAddr for 60 seconds"
sleep 60 sleep 60
done done
else else
# This standard set of MAC's will be used in standard mode # This set of MACs will be used in standard mode
# Usage: ./relaymyhome # Usage: ./relaymyhome
addr[0]='00:0D:67:15:2D:82' addr[0]='00:0D:67:15:2D:82'
addr[1]='00:0D:67:15:D7:21' addr[1]='00:0D:67:15:D7:21'
@ -93,7 +115,7 @@ else
addr[18]='4E:53:50:4F:4F:4D' addr[18]='4E:53:50:4F:4F:4D'
addr[19]='4E:53:50:4F:4F:4E' addr[19]='4E:53:50:4F:4F:4E'
addr[20]='4E:53:50:4F:4F:4F' addr[20]='4E:53:50:4F:4F:4F'
for a in "${addr[@]}" for a in "${addr[@]}"
do do
echo "Cycling WiFi..." echo "Cycling WiFi..."
@ -105,10 +127,8 @@ else
done done
fi fi
sudo ifconfig $wifi lladdr $WirelessMAC # ... and we are done
networksetup -setairportpower $wifi off
networksetup -setairportpower $wifi on
cleanup
echo "Cycling of Relays has completed, MAC address reverted."
echo "Time to check your StreetPasses!" echo "Time to check your StreetPasses!"