Write a cgi program that keeps a list of computers, Computer Engineering

Assignment Help:

Write a CGI program that keeps a list of computers that have contacted the server. If comp1 is contacting first time it will display the message:

"This is the first contact from comp1" else it will display the message

"Computer comp1 has requested this URL previously."

A CGI program which has a list of computers which have contacted the server is as given below:

#!/bin/sh

FILE = ipaddress

echo Content -type: text /plain

echo

# see if IP address computer appears in file ip address

if grep -s $REMOTE_ADDR $FILE>/dev/nul l 2 >&1

then

echo Computer $REMOTE_ADDR has requested this URL previously.

else

# append browser's address to the file

echo $REMOTE_ADDR >> $FILE

echo This is the first contact from computer $REMOTE_ADDR.


Related Discussions:- Write a cgi program that keeps a list of computers

Explain how sap gui handles output screen for the user, Explain how SAP GUI...

Explain how SAP GUI handles output screen for the user. The SAP front-end s/w can either run on the similar computer or on dissimilar computers given for that purpose.  User t

What are the different auto reports available in access, What are the diffe...

What are the different auto reports available in Access? The dissimilar auto reports available in Access are: Columnar AutoReport: makes a report where each row is shown ver

What does a socket having of, The combination of an IP address and a port n...

The combination of an IP address and a port number is known as a socket.

What is a co-processor, What is a co-processor? What is its use in a typica...

What is a co-processor? What is its use in a typical microprocessor based system. 8087 NDP (numerical data processor) is also called math co-processor which is used in parallel

Explain the term internet, Explain the term Internet. Internet: ...

Explain the term Internet. Internet: The Internet, an umbrella term covering countless network and services that comprise a super-network, is a global network of compute

Name the various display devices, Name the various Display devices Diff...

Name the various Display devices Different types of display devices are discussed along with the principles on which these work. The main display devices used with CAD systems

Algorithem, for calculating simple interest

for calculating simple interest

Use verilog function to define the width of a multi-bit port, Can I use a V...

Can I use a Verilog function to define the width of a multi-bit port, wire, or reg type? Width  elements  of  ports,  wire  or  reg  declarations  require  a  constant  in  bot

Explain the effect of cell breathing, Problem : (a) State and describe ...

Problem : (a) State and describe the transmission ranges associated with wireless transmission. Illustrate your answer with a diagram. (b) Sketch a graph representing how a

Which dependencies of hierarchical tables in the sap system, The structure ...

The structure of Logical Databases reflects which dependencies of hierarchical tables in the SAP system. Foreign Key dependencies

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd