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HTTP Web Server
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<!DOCTYPE html PUBLIC "-//ABISOURCE//DTD XHTML plus AWML 2.2//EN" "http://www.abisource.com/2004/xhtml-awml/xhtml-awml.mod"><div> <html xmlns="http://www.w3.org/1999/xhtml" xmlns:awml="http://www.abisource.com/2004/xhtml-awml/"> <head> <meta http-equiv="Content-Type" content="application/xhtml+xml; charset=UTF-8" /> <title> Abiword HTML Document </title> </head> <body> <p awml:style="header"> Lab 4CFN255<span style="color:#808080">Page</span> |<span></span> </p> </body> <div> <p awml:style="Title"> <span>Lab 6: HTTP Web Server</span> </p> <p> <span>Introduction:</span> </p> <p> <span>This lab you will write a simple web server using PowerShell which will send an http response message containing an HTML file to the browser when receiving a http request to get the file.</span> </p> <p> <span style="font-weight:bold">Lab Procedure:</span> </p> <span></span><span>You will need to open PowerShell as administrator</span><span></span><span>In the users profile folder under documents create a folder called HTTP</span><span></span><span>In the HTTP directory create a file called MyWebPage.html . You can copy and paste the code.</span> <p style="margin-left:36.000000pt"> <span style="font-weight:bold"><!DOCTYPE html></span> </p> <p style="margin-left:36.000000pt"> <span style="font-weight:bold"><head><title>Lab6</title></span> </p> <p style="margin-left:36.000000pt"> <span style="font-weight:bold"><style type="text/css"></span> </p> <p style="margin-left:36.000000pt"> <span style="font-weight:bold"> Body {</span> </p> <p style="margin-left:36.000000pt"> <span style="font-weight:bold"> background-color: gray;</span> </p> <p style="margin-left:36.000000pt"> <span style="font-weight:bold"> }</span> </p> <p style="margin-left:36.000000pt"> <span style="font-weight:bold"> H1 {</span> </p> <p style="margin-left:36.000000pt"> <span style="font-weight:bold"> color: white;</span> </p> <p style="margin-left:36.000000pt"> <span style="font-weight:bold"> text-align: center;</span> </p> <p style="margin-left:36.000000pt"> <span style="font-weight:bold">}</span> </p> <p style="margin-left:36.000000pt"> <span style="font-weight:bold"></style></span> </p> <p style="margin-left:36.000000pt"> <span style="font-weight:bold"></head></span> </p> <p style="margin-left:36.000000pt"> <span style="font-weight:bold"><body></span> </p> <p style="margin-left:36.000000pt"> <span style="font-weight:bold"> <H1>My First HTTP Response from MyPowerShellSite</H1></span> </p> <p style="margin-left:36.000000pt"> <span style="font-weight:bold"> <H1>Send by <type Your Name Here></H1></span> </p> <p style="margin-left:36.000000pt"> <span style="font-weight:bold"></body></span> </p> <p style="margin-left:36.000000pt"> <span style="font-weight:bold"></html></span> </p> <p style="margin-left:36.000000pt"> </p> <p style="margin-left:36.000000pt"> <span>The web code should be self explanatory, if you do not understand part of the code, see your instructor..</span> </p> <span></span><span>In the same directory we will create a simple HTTP server program. You can use the PowerShell ISE to create the file,</span><span style="font-weight:bold">BUT YOU CAN NOT RUN THE FILE IN THE ISE</span><span>. Copy and paste the code intohe ISE. Read the code comments to understand what it is doing.</span> <p style="margin-left:36.000000pt"> <span>This simple program will only make 1 connection. The client will send an http request for the file MyWebPage.html. The server will then check its local directory http for the file and send it to the browser. Since the file is a markup file with formatting the browser will display the formatted text. Name the file</span><span style="font-weight:bold"><LearnName>_Lab6.ps1</span> </p> <p> </p> <p> <span style="font-weight:bold">$host.UI.RawUI.WindowTitle = "MyPowerShellSite"</span> </p> <p> <span style="font-weight:bold">$listener = New-Object System.Net.HttpListener</span> </p> <p> <span style="font-weight:bold">$listener.Prefixes.Add("http://localhost:8888/")</span> </p> <p> <span style="font-weight:bold">$listener.Start()</span> </p> <p> <span style="font-weight:bold">New-PSDrive -Name MyPowerShellSite -PSProvider FileSystem -Root $PWD.Path</span> </p> <p> <span style="font-weight:bold">$Context = $listener.GetContext()</span> </p> <p> <span style="font-weight:bold">$URL = $Context.Request.Url.LocalPath</span> </p> <p> <span style="font-weight:bold">$Content = Get-Content -Encoding Byte -Path "MyPowerShellSite:$URL"</span> </p> <p> <span style="font-weight:bold">$Context.Response.OutputStream.Write($Content, 0, $Content.Length)</span> </p> <p> <span style="font-weight:bold">$Context.Response.Close()</span> </p> <p> </p> <span></span><span>Once your server program is completed. Once the PowerShell console and navigate to the HTTP directory.</span> <p style="margin-left:18.000000pt"> <span style="font-weight:bold">Note:</span> </p> <span></span><span style="font-weight:bold">if you file does not run, any you get error messages, you will need to close PowerShell console, reopen it and start again.</span><span></span><span style="font-size:11.5pt;font-family:'Calibri';color:#201f1e;background:#ffffff">In some systems the newer version of Powershell ISE does not support this -</span><span style="font-weight:bold;font-size:11.5pt;font-family:'Calibri';color:#201f1e;background:#ffffff">EncodingByte</span><span style="font-size:11.5pt;font-family:'Calibri';color:#201f1e;background:#ffffff"> name, so replace it with</span><span style="font-weight:bold;font-size:11.5pt;font-family:'Calibri';color:#201f1e">-AsByteStream [</span><span style="font-size:11.5pt;font-family:'Calibri';color:#201f1e;background:#ffffff">3</span><span style="font-size:11.5pt;font-family:'Calibri';vertical-align:super;color:#201f1e;background:#ffffff">rd</span><span style="font-size:11.5pt;font-family:'Calibri';color:#201f1e;background:#ffffff"> line from the end:</span><span style="font-weight:bold">$Content = Get-Content -Encoding Byte -Path "MyPowerShellSite:$URL"</span> <p class="list_paragraph" style="margin-left:54.000000pt" awml:style="List Paragraph"> </p> <span></span><span>Type:</span><span style="font-weight:bold">. \<LearnName>_Lab6.ps1</span> <p style="margin-left:36.000000pt"> <img style="width:165.1mm; height:27.3mm" src="466lab6_HTTPwebServer.docx.txt_files/rId8.png" title="" alt="" align="" /></p> <p style="margin-left:36.000000pt"> <span>Your server should now be running.</span> </p> <p style="margin-left:18.000000pt"> <span style="font-weight:bold">Note:</span> </p> <span></span><span style="font-weight:bold">if you get an Execution policy restriction error message then change the execution policy of the power shell by following the steps given below and then run server program again.</span> <p style="margin-left:36.000000pt"> </p> <div style="background-color: #ffffff; border: solid; clear: none;"> <span></span><span style="font-size:12pt">Right-click your PowerShell icon and select Run as administrator.</span><span></span><span style="font-size:12pt">Check the current script execution policy by typing Get-ExecutionPolicy on the command line. PowerShell will return a value of</span><span style="font-size:12pt;color:#ff0000">Restricted</span><span style="font-size:12pt">.</span><span></span><span style="font-size:12pt">To change the script execution policy to</span><span style="font-size:12pt;color:#ff0000">Unrestricted</span><span style="font-size:12pt">, type Set-ExecutionPolicy unrestricted and press Enter</span><span></span><span style="font-size:12pt">Again type Get-ExecutionPolicy</span><span></span><span style="font-size:12pt"> PowerShell should return a value of</span><span style="font-size:12pt;color:#ff0000">Unrestricted</span><span style="font-size:12pt">.</span> </div> <p style="margin-left:36.000000pt"> </p> <p style="margin-left:36.000000pt"> </p> <p style="margin-left:36.000000pt"> </p> <p> </p> <p style="margin-left:36.000000pt"> </p> <span></span><span>Open another PowerShell console window</span><span></span><span>Type the following: netstat -ano | select-string “8888”</span> <p style="margin-left:18.000000pt"> <span>What is protocol is used to make the connection? ________________________________________</span> </p> <p style="margin-left:18.000000pt"> <span>What is the status of the port? ______________________________________________________</span> </p> <span></span><span>Open your browser</span><span></span><span>Type the following:</span><a href="http://localhost:8888/MyWebPage.html"><span style="font-weight:bold">http://localhost:8888/MyWebPage.html</span></a> <p awml:style="List Paragraph"> <span style="font-weight:bold">If you used a different port number replace the port with the one you identified in the server program</span><span>. Take a screen shot of the web page and name it</span><span style="font-weight:bold"> LearnName_Lab6.jpeg [0.675 Marks]</span> </p> <p awml:style="List Paragraph"> </p> <p awml:style="List Paragraph"> </p> <p awml:style="List Paragraph"> <img style="width:165.1mm; height:56.1mm" src="466lab6_HTTPwebServer.docx.txt_files/rId10.png" title="" alt="" align="" /></p> <p awml:style="List Paragraph"> </p> <span></span><span>Type:</span><span style="font-weight:bold">netstat -ano | select-string “8888”</span><span></span> <p awml:style="List Paragraph"> <span></span></p> <p awml:style="List Paragraph"> <span style="font-weight:bold">_________________________________________________________________________</span> </p> <p awml:style="List Paragraph"> </p> <p awml:style="List Paragraph"> </p> <p awml:style="List Paragraph"> <span>____________________________________________________________________ _</span> </p> <p awml:style="List Paragraph"> <span></span></p> <p awml:style="List Paragraph"> <span>What is the status of the TCP ports? _______________________________________</span> </p> <p awml:style="List Paragraph"> </p> <span></span><span>Close the browser window</span><span></span><span>Type:</span><span style="font-weight:bold">netstat -ano | select-string “8888”</span> <p awml:style="List Paragraph"> </p> <p awml:style="List Paragraph"> <span>What is the status of the port numbers now? ___________________________________</span> </p> <p awml:style="List Paragraph"> </p> <p awml:style="List Paragraph"> <span style="font-weight:bold">Grading:</span> </p> <span></span><span style="font-family:'Times New Roman'">Each answer worth 0.2 marks</span> <a name="_GoBack"> <span style="font-weight:bold;font-family:'Times New Roman'">[Total 1.2 Marks]</span> </a> <span></span><span style="font-weight:bold">LearnName_lab6.jpeg [0.675 Marks]</span><span></span><span style="font-weight:bold;font-family:'Times New Roman'">Lab6 HTTP Web Server.docx</span> <p style="margin-left:18.000000pt"> Remember replacing<span style="font-weight:bold">learnname</span>with<span style="font-weight:bold"> your name</span>for submission.<span>Submit using the Lab 6 Submission link under MySeneca\Graded Work</span> </p> <p awml:style="header"> </p> </div> </html> </div> ">
