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#!/usr/bin/env python
import sys, logging, os
from optparse import OptionParser
import tftpy
logging.basicConfig()
def main():
usage=""
parser = OptionParser(usage=usage)
parser.add_option('-H',
'--host',
help='remote host or ip address')
parser.add_option('-p',
'--port',
help='remote port to use (default: 69)',
default=69)
parser.add_option('-f',
'--filename',
help='filename to fetch (deprecated, use download)')
parser.add_option('-D',
'--download',
help='filename to download')
parser.add_option('-u',
'--upload',
help='filename to upload')
parser.add_option('-b',
'--blksize',
help='udp packet size to use (default: 512)')
parser.add_option('-o',
'--output',
help='output file, - for stdout (default: same as download)')
parser.add_option('-i',
'--input',
help='input file, - for stdin (default: same as upload)')
parser.add_option('-d',
'--debug',
action='store_true',
default=False,
help='upgrade logging from info to debug')
parser.add_option('-q',
'--quiet',
action='store_true',
default=False,
help="downgrade logging from info to warning")
parser.add_option('-t',
'--tsize',
action='store_true',
default=False,
help="ask client to send tsize option in download")
parser.add_option('-l',
'--localip',
action='store',
dest='localip',
default="",
help='local IP for client to bind to (ie. interface)')
options, args = parser.parse_args()
# Handle legacy --filename argument.
if options.filename:
options.download = options.filename
if not options.host or (not options.download and not options.upload):
sys.stderr.write("Both the --host and --filename options "
"are required.\n")
parser.print_help()
sys.exit(1)
if options.debug and options.quiet:
sys.stderr.write("The --debug and --quiet options are "
"mutually exclusive.\n")
parser.print_help()
sys.exit(1)
class Progress(object):
def __init__(self, out):
self.progress = 0
self.out = out
def progresshook(self, pkt):
if isinstance(pkt, tftpy.TftpPacketDAT):
self.progress += len(pkt.data)
self.out("Transferred %d bytes" % self.progress)
elif isinstance(pkt, tftpy.TftpPacketOACK):
self.out("Received OACK, options are: %s" % pkt.options)
if options.debug:
tftpy.setLogLevel(logging.DEBUG)
elif options.quiet:
tftpy.setLogLevel(logging.WARNING)
else:
tftpy.setLogLevel(logging.INFO)
progresshook = Progress(tftpy.log.info).progresshook
tftp_options = {}
if options.blksize:
tftp_options['blksize'] = int(options.blksize)
if options.tsize:
tftp_options['tsize'] = 0
tclient = tftpy.TftpClient(options.host,
int(options.port),
tftp_options,
options.localip)
try:
if options.download:
if not options.output:
options.output = os.path.basename(options.download)
tclient.download(options.download,
options.output,
progresshook)
elif options.upload:
if not options.input:
options.input = os.path.basename(options.upload)
tclient.upload(options.upload,
options.input,
progresshook)
except tftpy.TftpException as err:
sys.stderr.write("%s\n" % str(err))
sys.exit(1)
except KeyboardInterrupt:
pass
if __name__ == '__main__':
main()
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