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#!/usr/bin python

import sys

import socket

import argparse

def main():

#setup argument parsing

parser = argparse.ArgumentParser(description = 'Socket Error Examples')

parser.add_argument('--host', action="store", dest="host", required=False)

parser.add_argument('--port', action="store", dest="port",type=int,required=False)

parser.add_argument('--file', action="store", dest="file", required=False)

given_args = parser.parse_args()

host = given_args.host

port = given_args.port

filename = given_args.file

#create socket

try:

s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)

except socket.error, e:

print "Error creating socket: %s" %e

sys.exit(1)

# connnect to given host/port

try:

s.connect((host, port))

except socket.gaierror, e:

print "Address-related error connecting to server: %s" %e

sys.exit(1)

except socket.error, e:

print "Connection error: %s" %e

sys.exit(1)

# sending data

try:

s.sendall("GET %s HTTP/1.0\r\n\r\n" %filename)

except socket.error, e:

print "Error sending data: %s" %e

sys.exit(1)

while 1:

# waiting to receive data from remote host

try:

buf = s.recv(2048)

except socket.error, e:

print "Error receiving data: %s" %e

sys.exit(1)

if not len(buf):

break

sys.stdout.write(buf)

if __name__ == '__main__':

main()