UseDotNetV2: Enable HTTP retries when retrieving releases-index.json (#13923)

* Bump typed-rest-client and enable retries

* Bump task version

Author: pjquirk

Tasks/UseDotNetV2/Strings/resources.resjson/en-US/resources.resjson

@@ -13,6 +13,8 @@
   "loc.input.help.workingDirectory": "Specify path from where global.json files should be searched when using `Use global json`. If empty, `system.DefaultWorkingDirectory` will be considered as the root path.",
   "loc.input.label.version": "Version",
   "loc.input.help.version": "Specify version of .NET Core SDK or runtime to install.<br/>Versions can be given in the following formats<li>2.x   => Install latest in major version.</li><li>2.2.x => Install latest in major and minor version</li><li>2.2.104 => Install exact version</li><br/>Find the value of `version` for installing SDK/Runtime, from the releases.json. The link to releases.json of that major.minor version can be found in [**releases-index file.**](https://dotnetcli.blob.core.windows.net/dotnet/release-metadata/releases-index.json). Like link to releases.json for 2.2 version is https://dotnetcli.blob.core.windows.net/dotnet/release-metadata/2.2/releases.json",
+  "loc.input.label.vsVersion": "Compatible Visual Studio version",
+  "loc.input.help.vsVersion": "Specify version of compatible visual studio for which .NET core sdk to install. Specifiy complete vs-version like 16.6.4 containing major version, minor version and patch number.Find the value of `version` for installing SDK/Runtime, from the releases.json. The link to releases.json of that major.minor version can be found in [**releases-index file.**](https://dotnetcli.blob.core.windows.net/dotnet/release-metadata/releases-index.json)",
   "loc.input.label.includePreviewVersions": "Include Preview Versions",
   "loc.input.help.includePreviewVersions": "Select if you want preview versions to be included while searching for latest versions, such as while searching 2.2.x. This setting is ignored if you specify an exact version, such as: 3.0.100-preview3-010431",
   "loc.input.label.installationPath": "Path To Install .Net Core",

Tasks/UseDotNetV2/package-lock.json

@@ -30,7 +30,7 @@
     "azure-pipelines-tool-lib": "0.11.0",
     "packaging-common": "file:../../_build/Tasks/Common/packaging-common-1.0.1.tgz",
     "semver": "6.3.0",
-    "typed-rest-client": "0.11.0",
+    "typed-rest-client": "1.8.0",
     "utility-common-v2": "file:../../_build/Tasks/Common/utility-common-v2-2.0.0.tgz"
   }
 }

Tasks/UseDotNetV2/package.json

@@ -13,8 +13,8 @@
     "author": "Microsoft Corporation",
     "version": {
         "Major": 2,
-        "Minor": 175,
-        "Patch": 1
+        "Minor": 179,
+        "Patch": 0
     },
     "satisfies": [
         "DotNetCore"

Tasks/UseDotNetV2/task.json

@@ -13,8 +13,8 @@
   "author": "Microsoft Corporation",
   "version": {
     "Major": 2,
-    "Minor": 175,
-    "Patch": 1
+    "Minor": 179,
+    "Patch": 0
   },
   "satisfies": [
     "DotNetCore"
@@ -76,8 +76,8 @@
       "label": "ms-resource:loc.input.label.vsVersion",
       "defaultValue": "",
       "required": false,
-      "helpMarkDown": "ms-resource:loc.input.help.vsVersion",
-      "visibleRule": "useGlobalJson = false || packageType = runtime"
+      "groupName": "advanced",
+      "helpMarkDown": "ms-resource:loc.input.help.vsVersion"
     },
     {
       "name": "includePreviewVersions",
@@ -189,4 +189,4 @@
     "OnlyExplicitVersionAllowed": "ms-resource:loc.messages.OnlyExplicitVersionAllowed",
     "SupportPhaseNotPresentInChannel": "ms-resource:loc.messages.SupportPhaseNotPresentInChannel"
   }
-}
+}

Tasks/UseDotNetV2/task.loc.json

@@ -20,14 +20,19 @@ export class DotNetCoreVersionFetcher {
     constructor(explicitVersioning: boolean = false) {
         this.explicitVersioning = explicitVersioning;
         let proxyUrl: string = tl.getVariable("agent.proxyurl");
-        var requestOptions: httpInterfaces.IRequestOptions = proxyUrl ? {
-            proxy: {
+        var requestOptions: httpInterfaces.IRequestOptions = {
+            allowRetries: true,
+            maxRetries: 3
+        };
+
+        if (proxyUrl) {
+            requestOptions.proxy = {
                 proxyUrl: proxyUrl,
                 proxyUsername: tl.getVariable("agent.proxyusername"),
                 proxyPassword: tl.getVariable("agent.proxypassword"),
                 proxyBypassHosts: tl.getVariable("agent.proxybypasslist") ? JSON.parse(tl.getVariable("agent.proxybypasslist")) : null
             }
-        } : {};
+        }
 
         this.httpCallbackClient = new httpClient.HttpClient(tl.getVariable("AZURE_HTTP_USER_AGENT"), null, requestOptions);
         this.channels = [];