Interal vs External Telemetry (#521)

* count number of internal vs external (to msft) users

src/app/constants/telemetry.ts

@@ -27,7 +27,7 @@ export enum TELEMETRY_PAGE_NAMES {
 
 export enum TELEMETRY_EVENTS {
     FETCH_DEVICES = 'fetch_devices',
-    INIT = 'init',
+    INTERNAL_USER = 'internal_user',
     UPDATE_BANNER_DISPLAYED = 'update_banner:displayed',
     UPDATE_BANNER_CLICKED = 'update_banner:clicked'
 }

src/app/shared/appTelemetry/appInsightsClient.ts

@@ -1,6 +1,8 @@
 import { ApplicationInsights } from '@microsoft/applicationinsights-web';
 import { TELEMETRY_EVENTS } from '../../constants/telemetry';
 import { appConfig } from '../../../appConfig/appConfig';
+import { isMicrosoftInternalDomain } from '../utils/utils';
+
 export class AppInsightsClient {
     private static instance: ApplicationInsights;
 
@@ -12,7 +14,7 @@ export class AppInsightsClient {
             } });
             try {
                 appInsights.loadAppInsights();
-                appInsights.trackEvent({name: TELEMETRY_EVENTS.INIT});
+                appInsights.trackEvent({name: TELEMETRY_EVENTS.INTERNAL_USER}, {isInternal: isMicrosoftInternalDomain()});
                 AppInsightsClient.instance = appInsights;
             } catch (e) {
                 // tslint:disable-next-line:no-console

src/app/shared/utils/utils.ts

@@ -74,3 +74,14 @@ export const getParentFolder = (currentFolder: string): string => {
         return index === 0 ? '/' : index > 0 && currentFolder.substr(0, index);
     }
 };
+
+export const isMicrosoftInternalDomain = (): boolean => {
+    const msftInternalDomains = ['redmond.corp.microsoft.com', 'northamerica.corp.microsoft.com', 'fareast.corp.microsoft.com', 'ntdev.corp.microsoft.com', 'wingroup.corp.microsoft.com', 'southpacific.corp.microsoft.com', 'wingroup.windeploy.ntdev.microsoft.com', 'ddnet.microsoft.com', 'europe.corp.microsoft.com'];
+    const userDnsDomain = process.env.userdnsdomain;
+    if (!userDnsDomain) {
+        return false;
+    }
+
+    const domain = userDnsDomain.toLowerCase();
+    return msftInternalDomains.some(msftDomain => domain === msftDomain);
+};

webpack.common.ts

@@ -47,7 +47,14 @@ const config: webpack.Configuration = {
                 to: 'images',
               }
             ]
-        })
+        }),
+        new webpack.DefinePlugin({
+            process: {
+              env: {
+                userdnsdomain: JSON.stringify(process.env.userdnsdomain),
+              },
+            },
+          })
     ],
     resolve: {
         // Add '.ts' and '.tsx' as resolvable extensions.