Share a file over the local network.

sharefile.py

from __future__ import print_function
from SimpleHTTPServer import SimpleHTTPRequestHandler
import SocketServer
import os
import socket
import sys

"""
Share a file over the local network.

Usage:

    python sharefile.py <path-to-file>
"""


class HTTP404(Exception):
    pass


class BaseHandler(SimpleHTTPRequestHandler, object):
    file_path = None

    def log_message(self, format, *args):
        pass

    def translate_path(self, path):
        translated = super(BaseHandler, self).translate_path(path)
        if translated != self.file_path:
            raise HTTP404()
        else:
            return self.file_path

    def do_HEAD(self):
        try:
            super(BaseHandler, self).do_HEAD()
        except HTTP404:
            self.send_error(404, "File not found")

    def do_GET(self):
        try:
            super(BaseHandler, self).do_GET()
            self.log_download()
        except HTTP404:
            self.send_error(404, "File not found")

    def log_download(self):
        print("  Downloaded from %s:%s" % self.client_address)


def share(path):
    path = os.path.abspath(path)
    ip = socket.gethostbyname(socket.getfqdn())
    base = os.path.basename(path)
    handler = type('Handler', (BaseHandler,), {'file_path': path})
    httpd = SocketServer.TCPServer(("", 0), handler)
    port = httpd.socket.getsockname()[1]
    print("Download Link: http://%s:%s/%s" % (ip, port, base))
    try:
        httpd.serve_forever()
    except KeyboardInterrupt:
        httpd.shutdown()


def main():
    if len(sys.argv) != 2:
        print("Usage: sharefile.py <path-to-file>", file=sys.stderr)
    share(sys.argv[1])


if __name__ == '__main__':
    main()