# Copyright 2008 (C) Jose Vasconcellos <jvasco@verizon.net>
#
# A script that can communicate with jungo-based routers
-# (such as MI424-WR, USR8200 and WRV54G to backup the installed
+# (such as MI424-WR, USR8200 and WRV54G) to backup the installed
# firmware and replace the boot loader.
#
# Tested with Python 2.5 on Linux and Windows
\t-f | --file: use <filename> to store dump contents
\t-u | --user: provide username (default admin)
\t-p | --pass: provide password (default password1)
-\t-P | --proto: set transfer protocol (default tftp)
+\t-P | --proto: set transfer protocol (default http)
+\t --port: set port for http (default 8080)
\t-s | --server: IP address of tftp server
\t-w | --write: initiate loading of redboot (default no modification to flash)
-\t-v | --verbose: display additional information
+\t-q | --quiet: don't display unnecessary information
+\t-v | --verbose: display progress information
\t-V | --version: display version information
"""
proto = "http"
imagefile = "redboot.bin"
dumpfile = ""
-verbose = 0
+verbose = 1
no_dump = 0
dumplen = 0x10000
write_image = 0
-flashsize=8*1024*1024
+flashsize=4*1024*1024
+#device="br0"
+device="ixp0"
####################
####################
def get_flash_size():
+ global flashsize
tn.write("cat /proc/mtd\n")
# wait for prompt
buf = tn.read_until("Returned 0", 3)
i = buf.find('mtd0:')
if i > 0:
flashsize = int(buf[i+6:].split()[0],16)
+ else:
+ print "Can't find mtd0!"
+ else:
+ print "Can't access /proc/mtd!"
def image_dump(tn, dumpfile):
if not dumpfile:
if i < 0:
platform="jungo"
else:
- platform=buf[i+9:].split()[0]
+ line=buf[i+9:]
+ i=line.find('\n')
+ platform=line[:i].split()[-1]
- tn.write("ifconfig br0\n");
+ tn.write("ifconfig -v %s\n" % device);
buf = tn.read_until("Returned 0")
- i = buf.find("MAC=")
- if i < 0:
- print "No MAC address found! (use -f option)"
- sys.exit(1)
- dumpfile = "%s-%s.bin" % (platform, buf[i+4:i+21].replace(':',''))
+ i = buf.find("mac = 0")
+ if i > 0:
+ i += 6
+ else:
+ print "No MAC address found! (use -f option)"
+ sys.exit(1)
+ dumpfile = "%s-%s.bin" % (platform, buf[i:i+17].replace(':',''))
else:
tn.write("\n")
- print "Dumping flash contents (%dMB) to %s\n" % (flashsize/1048576, dumpfile)
+ print "Dumping flash contents (%dMB) to %s" % (flashsize/1048576, dumpfile)
f = open(dumpfile, "wb")
- for addr in range(flashsize/dumplen):
+ t=flashsize/dumplen
+ for addr in range(t):
if verbose:
- sys.stdout.write('.')
+ sys.stdout.write('\r%d%%'%(100*addr/t))
sys.stdout.flush()
tn.write("flash_dump -r 0x%x -l %d -4\n" % (addr*dumplen, dumplen))
tn.read_until(">",1)
f.close()
+ if verbose:
+ print ""
def telnet_option(sock,cmd,option):
#print "Option: %d %d" % (ord(cmd), ord(option))
####################
try:
- opts, args = getopt.getopt(sys.argv[1:], "hdf:u:p:P:s:vVw", \
- ["help", "dump", "file=", "user=", "pass=", "proto=","server=", "verbose", "version", "write"])
+ opts, args = getopt.getopt(sys.argv[1:], "hdf:u:qp:P:s:vVw", \
+ ["help", "dump", "file=", "user=", "pass=", "proto=", "proto=",
+ "quiet=", "server=", "verbose", "version", "write"])
except getopt.GetoptError:
# print help information and exit:
usage()
usage()
sys.exit(1)
if o in ("-V", "--version"):
- print "%s: 0.6" % sys.argv[0]
+ print "%s: 0.7" % sys.argv[0]
sys.exit(1)
if o in ("-d", "--no-dump"):
no_dump = 1
password = a
if o in ("-P", "--proto"):
proto = a
+ if o in ("--port"):
+ PORT = a
if o in ("-w", "--write"):
write_image = 1
+ if o in ("-q", "--quiet"):
+ verbose = 0
if o in ("-v", "--verbose"):
verbose = 1
if not no_dump:
image_dump(tn, dumpfile)
-# write image file image
-if not server:
- server = tn.get_socket().getsockname()[0]
-if proto == "http":
- cmd = "load -u %s://%s:%d/%s -r 0\n" % (proto, server, PORT, imagefile)
-else:
- cmd = "load -u %s://%s/%s -r 0\n" % (proto, server, imagefile)
-print cmd
if write_image:
+ if not os.access(imagefile, os.R_OK):
+ print "File access error: %s" % (imagefile)
+ sys.exit(3)
+
+ splitpath = os.path.split(imagefile)
+ # make sure we're in the directory where the image is located
+ if splitpath[0]:
+ os.chdir(splitpath[0])
+
+ # write image file image
+ if not server:
+ server = tn.get_socket().getsockname()[0]
+ if proto == "http":
+ cmd = "load -u %s://%s:%d/%s -r 0\n" % (proto, server, PORT, splitpath[1])
+ else:
+ cmd = "load -u %s://%s/%s -r 0\n" % (proto, server, splitpath[1])
+
if proto == "http":
start_server()
+ if verbose:
+ print "Unlocking flash..."
tn.write("unlock 0 0x%x\n" % flashsize)
buf = tn.read_until("Returned 0")
+ if verbose:
+ print "Writing new image..."
+ print cmd,
tn.write(cmd)
buf = tn.read_until("Returned 0")