1 CS 3870/CS 5870: Note 12 Authentication and Authorization Membership Provider

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CS 3870/CS 5870: Note 12

Authentication and Authorization

Membership Provider

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Prog 5

Copy folder Prog4 as Prog5

Modify Prog4MasterPage

Name: Prog5MasterPage

Text: Prog 5

TreeView:

New root node

NavigationURL of master page

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Prog 5

Modify the Content Pages

Reset the MasterPageFile

(top line of the source file)

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Prog 5

Modify the Session Variables

Prog4_ to Prog5_

File Global

Code file

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Prog 5

Make sure it’s working the same as Prog4

before adding features for Prog5

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Web.Config• Machine.config

– Machine level settings – Default settings for all Web applications

• Application Web.config – Under the application root directory – Apply to the entire application – Overwrite some settings set in Machine.config

• Local Web.config – A sub-folder can have its own Web.config file – Overwrite some settings set in higher level Web.config – Not every setting can be set in local Web.config

• AUTHENTICATION must be set in application Web.config • AUTHORIZATION can be different for different sub-folders

• Page Directives – Apply to the page only – Overwrite settings set in Web.config

Machine.config on XrayC:\Windows\Microsoft.NET\Framework\v4.0.30319\Config

<membership> <providers> <add name="AspNetSqlMembershipProvider" type="System.Web.Security.SqlMembershipProvider, System.Web,

Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a"

connectionStringName="LocalSqlServer" enablePasswordRetrieval="false" enablePasswordReset="true" requiresQuestionAndAnswer="true" applicationName="/" requiresUniqueEmail="false" passwordFormat="Hashed" maxInvalidPasswordAttempts="5" minRequiredPasswordLength="7" minRequiredNonalphanumericCharacters="1" passwordAttemptWindow="10" passwordStrengthRegularExpression=""/>

</providers></membership>

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Machine.config on Xray

C:\Windows\Microsoft.NET\Framework\v4.0.30319\Config

<connectionStrings> <add name="LocalSqlServer" connectionString="data source=.\SQLEXPRESS;Integrated

Security=SSPI;AttachDBFilename=|DataDirectory|aspnetdb.mdf; User Instance=true" providerName="System.Data.SqlClient"/>

</connectionStrings>

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Web.Config• Application Configuration File under the main web site

<system.web> <authentication mode="Forms" > <forms name="formsAuth"

loginUrl="login.aspx" path="/" requireSSL="false" slidingExpiration="true" protection="All" defaultUrl="~/Prog5/Default.aspx" timeout="1" cookieless="UseDeviceProfile" /> </authentication> </system.web>

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Authentication

• To identify the user• Four Modes

–Windows: IntraNet –Forms : Internet –Passport: MS–None

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Forms Based Authentication– name : cookie's name – loginUrl : default is login.aspx – path : the location to save the cookie, default is / – protection: the amount of protection applied to the cookie

• Encryption • Validation • All (both, default) • None

– timeout : minutes (default 30)

a durable cookie could be issued

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Forms Based Authentication– defaultUrl: If the user requests the login.aspx page

Otherwise, go to the requested page– requiresSSL : credential be sent over an encrypted wire (SSL)– slidingExpiration : timeout of the cookie is on a sliding scale– cookieless:

• UseDeviceProfile: default• UseCookies: require to use cookies• UseUri: force to store credential within Uri• AutoDetect: sending a test cookie first

Authentication

All pages are still accessible to the public

After Authentication is set in config file

<system.web> . . . <authentication mode =“forms”> . . . </authentication> . . .</system.web>

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Form Login

• Create form Login under the root folder• Add control Login from tab Login

• All pages are still accessible to the public

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Authorization

• Web.config file under the main folder

</system.web> . . . <authentication mode="Forms"> . . . </authentication> . . . <authorization> <deny users="?" /> </authorization> . . .</system.web>

No Page Accessible

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Authorization

• Web.config file under the main folder

</system.web> <authentication mode="Forms"> </authentication></system.web>

<location path="Prog5"> <system.web> <authorization> <deny users="?" /> </authorization> </system.web> </location><!–- could have multiple locations -->

All Pages Are Accessible

Except those under folder Prog5

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Control CreateUserWizard• Add a form CreateUser.aspx under the main folder• Add control CreateUserWizard• Create one user

– UserName: jim– Password: cs3870@UWP– Your email– Your choices for others

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Event ContinueButtonClick

• In CreateUser.aspx.vb• Select CreateUserWizard1• Select event ContinueButtonClick• Code

Response.Redirect("Login.aspx")

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Authorization

<deny users="*" /> <allow users="*" /> <allow users="[comma separated list of users]" roles="[comma separated list of roles]" verbs="[comma separated list of roles]"/> <deny users="[comma separated list of users]" roles="[comma separated list of roles]" verbs="[comma separated list of roles]"/>

* : everyone ? : anonymous verbs: POST, GET, HEADER, DEBUG

Other Login Controls

• ChangePassword• LoginName• LoginStatus• LoginView• PasswordRecovery

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Prog5MasterPage

• Add LoginName and LoginStatus

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Prog5MasterPage

Partial Class Prog5_MasterPage

Protected Sub LoginStatus1_LoggedOut(. . .) Handles LoginStatus1.LoggedOut

Response.Redirect("~/Login.aspx") End Sub

End Class

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New Page Checkout

• Maintain a shopping bag for each session• Add items into the shopping bag when

shopping• GridView to display all items in the

shopping bag on checkout• Clear the bag when checkout

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Shopping Bag

• Your Choice– DataTable– ArrayList– New class– . . .

• Location– SQLDataClass– . . .

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Shopping BagPublic Shared Function NewShoppingBag() As Data.DataTable Dim bag As New Data.DataTable

bag.Columns.Add("Product ID") bag.Columns.Add("Product Name") bag.Columns.Add("Unit Price") bag.Columns.Add("Quantity") bag.Columns.Add("Cost")

Dim PK() As Data.DataColumn = {bag.Columns(0)} bag.PrimaryKey = PK

Return bag End Function

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Global.vb

Sub Session_Start(. . .) . . .

' For Prog5 Session("Prog5_Bag") = SQLDataClass.NewShoppingBag

. . .End Sub

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Page Shopping

• New Button “Add to Shopping Bag”• Click Event Dim myBag As Data.DataTable = Session("Prog5_Bag") Dim row As Data.DataRow = myBag.NewRow row(0) = txtID.Text row(1) = txtName.Text row(2) = txtPrice.Text row(3) = txtQuanity.Text row(4) = txtSubTotal.Text

Dim r As Data.DataRow = myBag.Rows.Find(row(0)) If Not r Is Nothing Then myBag.Rows.Remove(r) ‘ replace the old item End If myBag.Rows.Add(row)

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Page Checkout

Protected Sub Page_Load(. . .) Handles Me.Load

GridView1.DataSource = Session("Prog5_Bag") GridView1.DataBind()

End Sub

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Page Checkout

Protected Sub Button1_Click(. . .) Handles Button1.Click ‘ End the current session ‘ will clear all session variables Session.Abandon()

' Logout of Membership FormsAuthentication.SignOut()

‘ Go to Login.aspx Response.Redirect(FormsAuthentication.LoginUrl)End Sub

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Schedule

• Thursday– Still have class– Do Prog5 and Project– Lab 206

• Next Tuesday– Do Prog5 and Project– Lab 206

• Lose 10 points if missing class without my permission