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miketweaver/noFriends.py

Last active Mar 9, 2019
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Solve the Serial communication for the BsidesSLC 2019 Badge
#!/usr/bin/python
#License
#Copyright 2019 Mike Weaver
#
#Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
#
#The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
#
#THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
# This software requires some sort of serial UART device
import serial, time
ser = serial.Serial()
# !!!!!!!
# REPLACE THIS WITH YOUR SERIAL PORT DEVICE
# !!!!!!!
ser.port = "/dev/tty.usbserial-A900adej"
ser.baudrate = 19200
ser.bytesize = serial.EIGHTBITS #number of bits per bytes
ser.parity = serial.PARITY_NONE #set parity check: no parity
ser.stopbits = serial.STOPBITS_ONE #number of stop bits
#ser.timeout = None #block read
ser.timeout = 1 #non-block read
#ser.timeout = 2 #timeout block read
ser.xonxoff = False #disable software flow control
ser.rtscts = False #disable hardware (RTS/CTS) flow control
ser.dsrdtr = False #disable hardware (DSR/DTR) flow control
ser.writeTimeout = 2 #timeout for write
try:
ser.open()
except Exception, e:
print "error open serial port: " + str(e)
exit()
if ser.isOpen():
try:
ser.flushInput() #flush input buffer, discarding all its contents
ser.flushOutput()#flush output buffer, aborting current output
#and discard all that is in buffer
while(True):
raw_input("Press Enter to send unlock code...")
print("")
#write data
ser.write("1-AGILE")
print("Unlocking U")
time.sleep(0.5) #give the serial port sometime to receive the data
ser.write("2-DRIVE")
print("Unlocking N")
time.sleep(0.5) #give the serial port sometime to receive the data
ser.write("3-MIGHT")
print("Unlocking I")
time.sleep(0.5) #give the serial port sometime to receive the data
ser.write("4-HEART")
print("Unlocking T")
time.sleep(0.5) #give the serial port sometime to receive the data
ser.write("5-VIGOR")
print("Unlocking E")
time.sleep(0.5) #give the serial port sometime to receive the data
print("")
ser.close()
except Exception, e1:
print "error communicating...: " + str(e1)
else:
print "cannot open serial port "
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