fix #13763- webapp:Increased timout to 300000 MS for Publish-AzWebApp cmdlet

src/Websites/Websites/ChangeLog.md

@@ -18,6 +18,7 @@
         - Additional information about change #1
 -->
 ## Upcoming Release
+* Increased timeout for Publish-AzWebApp cmdlet
 * Added support for App Service Managed certificates
     - New Cmdlets
         - New-AzWebAppCertificate

src/Websites/Websites/Cmdlets/WebApps/PublishAzureWebApp.cs

@@ -45,6 +45,9 @@ public class PublishAzureWebAppCmdlet : WebAppOptionalSlotBaseCmdlet
         [Parameter(Mandatory = false, HelpMessage = "Run cmdlet in the background")]
         public SwitchParameter AsJob { get; set; }
 
+        [Parameter(Mandatory = false, HelpMessage = "Sets the timespan in Milliseconds to wait before the request times out.")]
+        public double Timeout { get; set; }
+
         public override void ExecuteCmdlet()
         {
             base.ExecuteCmdlet();
@@ -72,6 +75,11 @@ public override void ExecuteCmdlet()
                 using (var s = File.OpenRead(ArchivePath))
                 {
                     HttpClient client = new HttpClient();
+                    if (Timeout != 0)
+                    {
+                        // Considering the deployment of large packages the default time(150 seconds) is not sufficient. So increased the timeout based on user choice.
+                        client.Timeout = TimeSpan.FromMilliseconds(Timeout);
+                    }
                     var byteArray = Encoding.ASCII.GetBytes(user.PublishingUserName + ":" + user.PublishingPassword);
                     client.DefaultRequestHeaders.Authorization = new System.Net.Http.Headers.AuthenticationHeaderValue("Basic", Convert.ToBase64String(byteArray));
                     HttpContent fileContent = new StreamContent(s);

src/Websites/Websites/help/Publish-AzWebApp.md

@@ -64,6 +64,14 @@ PS C:\> Publish-AzWebApp -WebApp $app -ArchivePath C:\project\app.zip -Force
 
 Uploads the contents of java_app.jar to the web app named ContosoApp belonging to the resource group ContosoRG.
 
+### Example 6
+```powershell
+PS C:\> $app = Get-AzWebApp -ResourceGroupName ContosoRG -Name ContosoApp
+PS C:\> Publish-AzWebApp -WebApp $app -ArchivePath C:\project\app.zip -Timeout 300000 -Force
+```
+
+Uploads the contents of java_app.jar to the web app named ContosoApp belonging to the resource group ContosoRG. User can Sets the timespan in Milliseconds to wait before the request times out.
+
 ## PARAMETERS
 
 ### -ArchivePath
@@ -171,6 +179,21 @@ Accept pipeline input: True (ByPropertyName)
 Accept wildcard characters: False
 ```
 
+### -Timeout
+Sets the timespan in Milliseconds to wait before the request times out.
+
+```yaml
+Type: System.Double
+Parameter Sets: (All)
+Aliases:
+
+Required: False
+Position: Named
+Default value: None
+Accept pipeline input: False
+Accept wildcard characters: False
+```
+
 ### -WebApp
 The web app object