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main/MyFriendsAround.Web/WebRole.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using Microsoft.WindowsAzure;
+using Microsoft.WindowsAzure.Diagnostics;
+using Microsoft.WindowsAzure.ServiceRuntime;
+
+namespace MyFriendsAround.Web
+{
+    public class WebRole : RoleEntryPoint
+    {
+        private void RoleEnvironmentChanging(object sender, RoleEnvironmentChangingEventArgs args)
+        {
+        }
+
+
+        public override bool OnStart()
+        {
+            DiagnosticMonitor.Start("DataConnectionString");
+
+            // For information on handling configuration changes
+            // see the MSDN topic at http://go.microsoft.com/fwlink/?LinkId=166357.
+
+
+            #region Setup CloudStorageAccount Configuration Setting Publisher
+
+            // This code sets up a handler to update CloudStorageAccount instances when their corresponding
+            // configuration settings change in the service configuration file.
+            CloudStorageAccount.SetConfigurationSettingPublisher((configName, configSetter) =>
+            {
+                // Provide the configSetter with the initial value
+                configSetter(RoleEnvironment.GetConfigurationSettingValue(configName));
+
+                RoleEnvironment.Changed += (sender, arg) =>
+                {
+                    if (arg.Changes.OfType<RoleEnvironmentConfigurationSettingChange>()
+                        .Any((change) => (change.ConfigurationSettingName == configName)))
+                    {
+                        // The corresponding configuration setting has changed, propagate the value
+                        if (!configSetter(RoleEnvironment.GetConfigurationSettingValue(configName)))
+                        {
+                            // In this case, the change to the storage account credentials in the
+                            // service configuration is significant enough that the role needs to be
+                            // recycled in order to use the latest settings. (for example, the 
+                            // endpoint has changed)
+                            RoleEnvironment.RequestRecycle();
+                        }
+                    }
+                };
+            });
+            #endregion
+
+            // For information on handling configuration changes
+            // see the MSDN topic at http://go.microsoft.com/fwlink/?LinkId=166357.
+            RoleEnvironment.Changing += RoleEnvironmentChanging;
+
+
+            return base.OnStart();
+        }
+    }
+}