diff options
Diffstat (limited to 'host/apps/usrp2_recovery.py')
-rwxr-xr-x | host/apps/usrp2_recovery.py | 52 |
1 files changed, 0 insertions, 52 deletions
diff --git a/host/apps/usrp2_recovery.py b/host/apps/usrp2_recovery.py deleted file mode 100755 index 48c1121cb..000000000 --- a/host/apps/usrp2_recovery.py +++ /dev/null @@ -1,52 +0,0 @@ -#!/usr/bin/env python - -""" -The usrp2 recovery app: - -When the usrp2 has an unknown or bad ip address in its eeprom, -it may not be possible to communicate with the usrp2 over ip/udp. - -This app will send a raw ethernet packet to bypass the ip layer. -The packet will contain a known ip address to burn into eeprom. -Because the recovery packet is sent with a broadcast mac address, -only one usrp2 should be present on the interface upon execution. - -This app requires super-user privileges and only works on linux. -""" - -import socket -import struct -import optparse - -BCAST_MAC_ADDR = 'ff:ff:ff:ff:ff:ff' -RECOVERY_ETHERTYPE = 0xbeee -IP_RECOVERY_CODE = 'addr' - -def mac_addr_repr_to_binary_string(mac_addr): - return ''.join(map(lambda x: chr(int(x, 16)), mac_addr.split(':'))) - -if __name__ == '__main__': - parser = optparse.OptionParser(usage='usage: %prog [options]\n'+__doc__) - parser.add_option('--ifc', type='string', help='ethernet interface name [default=%default]', default='eth0') - parser.add_option('--new-ip', type='string', help='ip address to set [default=%default]', default='192.168.10.2') - (options, args) = parser.parse_args() - - #create the raw socket - print "Opening raw socket on interface:", options.ifc - soc = socket.socket(socket.PF_PACKET, socket.SOCK_RAW) - soc.bind((options.ifc, RECOVERY_ETHERTYPE)) - - #create the recovery packet - print "Loading packet with ip address:", options.new_ip - packet = struct.pack( - '!6s6sH4s4s', - mac_addr_repr_to_binary_string(BCAST_MAC_ADDR), - mac_addr_repr_to_binary_string(BCAST_MAC_ADDR), - RECOVERY_ETHERTYPE, - IP_RECOVERY_CODE, - socket.inet_aton(options.new_ip), - ) - - print "Sending packet (%d bytes)"%len(packet) - soc.send(packet) - print "Done" |